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httplib.h
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1 | +// | ||
2 | +// httplib.h | ||
3 | +// | ||
4 | +// Copyright (c) 2021 Yuji Hirose. All rights reserved. | ||
5 | +// MIT License | ||
6 | +// | ||
7 | + | ||
8 | +#ifndef CPPHTTPLIB_HTTPLIB_H | ||
9 | +#define CPPHTTPLIB_HTTPLIB_H | ||
10 | + | ||
11 | +/* | ||
12 | + * Configuration | ||
13 | + */ | ||
14 | + | ||
15 | +#ifndef CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND | ||
16 | +#define CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND 5 | ||
17 | +#endif | ||
18 | + | ||
19 | +#ifndef CPPHTTPLIB_KEEPALIVE_MAX_COUNT | ||
20 | +#define CPPHTTPLIB_KEEPALIVE_MAX_COUNT 5 | ||
21 | +#endif | ||
22 | + | ||
23 | +#ifndef CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND | ||
24 | +#define CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND 300 | ||
25 | +#endif | ||
26 | + | ||
27 | +#ifndef CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND | ||
28 | +#define CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND 0 | ||
29 | +#endif | ||
30 | + | ||
31 | +#ifndef CPPHTTPLIB_READ_TIMEOUT_SECOND | ||
32 | +#define CPPHTTPLIB_READ_TIMEOUT_SECOND 5 | ||
33 | +#endif | ||
34 | + | ||
35 | +#ifndef CPPHTTPLIB_READ_TIMEOUT_USECOND | ||
36 | +#define CPPHTTPLIB_READ_TIMEOUT_USECOND 0 | ||
37 | +#endif | ||
38 | + | ||
39 | +#ifndef CPPHTTPLIB_WRITE_TIMEOUT_SECOND | ||
40 | +#define CPPHTTPLIB_WRITE_TIMEOUT_SECOND 5 | ||
41 | +#endif | ||
42 | + | ||
43 | +#ifndef CPPHTTPLIB_WRITE_TIMEOUT_USECOND | ||
44 | +#define CPPHTTPLIB_WRITE_TIMEOUT_USECOND 0 | ||
45 | +#endif | ||
46 | + | ||
47 | +#ifndef CPPHTTPLIB_IDLE_INTERVAL_SECOND | ||
48 | +#define CPPHTTPLIB_IDLE_INTERVAL_SECOND 0 | ||
49 | +#endif | ||
50 | + | ||
51 | +#ifndef CPPHTTPLIB_IDLE_INTERVAL_USECOND | ||
52 | +#ifdef _WIN32 | ||
53 | +#define CPPHTTPLIB_IDLE_INTERVAL_USECOND 10000 | ||
54 | +#else | ||
55 | +#define CPPHTTPLIB_IDLE_INTERVAL_USECOND 0 | ||
56 | +#endif | ||
57 | +#endif | ||
58 | + | ||
59 | +#ifndef CPPHTTPLIB_REQUEST_URI_MAX_LENGTH | ||
60 | +#define CPPHTTPLIB_REQUEST_URI_MAX_LENGTH 8192 | ||
61 | +#endif | ||
62 | + | ||
63 | +#ifndef CPPHTTPLIB_HEADER_MAX_LENGTH | ||
64 | +#define CPPHTTPLIB_HEADER_MAX_LENGTH 8192 | ||
65 | +#endif | ||
66 | + | ||
67 | +#ifndef CPPHTTPLIB_REDIRECT_MAX_COUNT | ||
68 | +#define CPPHTTPLIB_REDIRECT_MAX_COUNT 20 | ||
69 | +#endif | ||
70 | + | ||
71 | +#ifndef CPPHTTPLIB_PAYLOAD_MAX_LENGTH | ||
72 | +#define CPPHTTPLIB_PAYLOAD_MAX_LENGTH ((std::numeric_limits<size_t>::max)()) | ||
73 | +#endif | ||
74 | + | ||
75 | +#ifndef CPPHTTPLIB_TCP_NODELAY | ||
76 | +#define CPPHTTPLIB_TCP_NODELAY false | ||
77 | +#endif | ||
78 | + | ||
79 | +#ifndef CPPHTTPLIB_RECV_BUFSIZ | ||
80 | +#define CPPHTTPLIB_RECV_BUFSIZ size_t(4096u) | ||
81 | +#endif | ||
82 | + | ||
83 | +#ifndef CPPHTTPLIB_COMPRESSION_BUFSIZ | ||
84 | +#define CPPHTTPLIB_COMPRESSION_BUFSIZ size_t(16384u) | ||
85 | +#endif | ||
86 | + | ||
87 | +#ifndef CPPHTTPLIB_THREAD_POOL_COUNT | ||
88 | +#define CPPHTTPLIB_THREAD_POOL_COUNT \ | ||
89 | + ((std::max)(8u, std::thread::hardware_concurrency() > 0 \ | ||
90 | + ? std::thread::hardware_concurrency() - 1 \ | ||
91 | + : 0)) | ||
92 | +#endif | ||
93 | + | ||
94 | +#ifndef CPPHTTPLIB_RECV_FLAGS | ||
95 | +#define CPPHTTPLIB_RECV_FLAGS 0 | ||
96 | +#endif | ||
97 | + | ||
98 | +#ifndef CPPHTTPLIB_SEND_FLAGS | ||
99 | +#define CPPHTTPLIB_SEND_FLAGS 0 | ||
100 | +#endif | ||
101 | + | ||
102 | +#ifndef CPPHTTPLIB_LISTEN_BACKLOG | ||
103 | +#define CPPHTTPLIB_LISTEN_BACKLOG 5 | ||
104 | +#endif | ||
105 | + | ||
106 | +/* | ||
107 | + * Headers | ||
108 | + */ | ||
109 | + | ||
110 | +#ifdef _WIN32 | ||
111 | +#ifndef _CRT_SECURE_NO_WARNINGS | ||
112 | +#define _CRT_SECURE_NO_WARNINGS | ||
113 | +#endif //_CRT_SECURE_NO_WARNINGS | ||
114 | + | ||
115 | +#ifndef _CRT_NONSTDC_NO_DEPRECATE | ||
116 | +#define _CRT_NONSTDC_NO_DEPRECATE | ||
117 | +#endif //_CRT_NONSTDC_NO_DEPRECATE | ||
118 | + | ||
119 | +#if defined(_MSC_VER) | ||
120 | +#ifdef _WIN64 | ||
121 | +using ssize_t = __int64; | ||
122 | +#else | ||
123 | +using ssize_t = int; | ||
124 | +#endif | ||
125 | + | ||
126 | +#if _MSC_VER < 1900 | ||
127 | +#define snprintf _snprintf_s | ||
128 | +#endif | ||
129 | +#endif // _MSC_VER | ||
130 | + | ||
131 | +#ifndef S_ISREG | ||
132 | +#define S_ISREG(m) (((m)&S_IFREG) == S_IFREG) | ||
133 | +#endif // S_ISREG | ||
134 | + | ||
135 | +#ifndef S_ISDIR | ||
136 | +#define S_ISDIR(m) (((m)&S_IFDIR) == S_IFDIR) | ||
137 | +#endif // S_ISDIR | ||
138 | + | ||
139 | +#ifndef NOMINMAX | ||
140 | +#define NOMINMAX | ||
141 | +#endif // NOMINMAX | ||
142 | + | ||
143 | +#include <io.h> | ||
144 | +#include <winsock2.h> | ||
145 | + | ||
146 | +#include <wincrypt.h> | ||
147 | +#include <ws2tcpip.h> | ||
148 | + | ||
149 | +#ifndef WSA_FLAG_NO_HANDLE_INHERIT | ||
150 | +#define WSA_FLAG_NO_HANDLE_INHERIT 0x80 | ||
151 | +#endif | ||
152 | + | ||
153 | +#ifdef _MSC_VER | ||
154 | +#pragma comment(lib, "ws2_32.lib") | ||
155 | +#pragma comment(lib, "crypt32.lib") | ||
156 | +#pragma comment(lib, "cryptui.lib") | ||
157 | +#endif | ||
158 | + | ||
159 | +#ifndef strcasecmp | ||
160 | +#define strcasecmp _stricmp | ||
161 | +#endif // strcasecmp | ||
162 | + | ||
163 | +using socket_t = SOCKET; | ||
164 | +#ifdef CPPHTTPLIB_USE_POLL | ||
165 | +#define poll(fds, nfds, timeout) WSAPoll(fds, nfds, timeout) | ||
166 | +#endif | ||
167 | + | ||
168 | +#else // not _WIN32 | ||
169 | + | ||
170 | +#include <arpa/inet.h> | ||
171 | +#include <cstring> | ||
172 | +#include <ifaddrs.h> | ||
173 | +#include <netdb.h> | ||
174 | +#include <netinet/in.h> | ||
175 | +#ifdef __linux__ | ||
176 | +#include <resolv.h> | ||
177 | +#endif | ||
178 | +#include <netinet/tcp.h> | ||
179 | +#ifdef CPPHTTPLIB_USE_POLL | ||
180 | +#include <poll.h> | ||
181 | +#endif | ||
182 | +#include <csignal> | ||
183 | +#include <pthread.h> | ||
184 | +#include <sys/select.h> | ||
185 | +#include <sys/socket.h> | ||
186 | +#include <unistd.h> | ||
187 | + | ||
188 | +using socket_t = int; | ||
189 | +#ifndef INVALID_SOCKET | ||
190 | +#define INVALID_SOCKET (-1) | ||
191 | +#endif | ||
192 | +#endif //_WIN32 | ||
193 | + | ||
194 | +#include <algorithm> | ||
195 | +#include <array> | ||
196 | +#include <atomic> | ||
197 | +#include <cassert> | ||
198 | +#include <cctype> | ||
199 | +#include <climits> | ||
200 | +#include <condition_variable> | ||
201 | +#include <errno.h> | ||
202 | +#include <fcntl.h> | ||
203 | +#include <fstream> | ||
204 | +#include <functional> | ||
205 | +#include <iomanip> | ||
206 | +#include <iostream> | ||
207 | +#include <list> | ||
208 | +#include <map> | ||
209 | +#include <memory> | ||
210 | +#include <mutex> | ||
211 | +#include <random> | ||
212 | +#include <regex> | ||
213 | +#include <set> | ||
214 | +#include <sstream> | ||
215 | +#include <string> | ||
216 | +#include <sys/stat.h> | ||
217 | +#include <thread> | ||
218 | + | ||
219 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
220 | +// these are defined in wincrypt.h and it breaks compilation if BoringSSL is | ||
221 | +// used | ||
222 | +#ifdef _WIN32 | ||
223 | +#undef X509_NAME | ||
224 | +#undef X509_CERT_PAIR | ||
225 | +#undef X509_EXTENSIONS | ||
226 | +#undef PKCS7_SIGNER_INFO | ||
227 | +#endif | ||
228 | + | ||
229 | +#include <openssl/err.h> | ||
230 | +#include <openssl/md5.h> | ||
231 | +#include <openssl/ssl.h> | ||
232 | +#include <openssl/x509v3.h> | ||
233 | + | ||
234 | +#if defined(_WIN32) && defined(OPENSSL_USE_APPLINK) | ||
235 | +#include <openssl/applink.c> | ||
236 | +#endif | ||
237 | + | ||
238 | +#include <iostream> | ||
239 | +#include <sstream> | ||
240 | + | ||
241 | +#if OPENSSL_VERSION_NUMBER < 0x1010100fL | ||
242 | +#error Sorry, OpenSSL versions prior to 1.1.1 are not supported | ||
243 | +#endif | ||
244 | + | ||
245 | +#if OPENSSL_VERSION_NUMBER < 0x10100000L | ||
246 | +#include <openssl/crypto.h> | ||
247 | +inline const unsigned char *ASN1_STRING_get0_data(const ASN1_STRING *asn1) { | ||
248 | + return M_ASN1_STRING_data(asn1); | ||
249 | +} | ||
250 | +#endif | ||
251 | +#endif | ||
252 | + | ||
253 | +#ifdef CPPHTTPLIB_ZLIB_SUPPORT | ||
254 | +#include <zlib.h> | ||
255 | +#endif | ||
256 | + | ||
257 | +#ifdef CPPHTTPLIB_BROTLI_SUPPORT | ||
258 | +#include <brotli/decode.h> | ||
259 | +#include <brotli/encode.h> | ||
260 | +#endif | ||
261 | + | ||
262 | +/* | ||
263 | + * Declaration | ||
264 | + */ | ||
265 | +namespace httplib { | ||
266 | + | ||
267 | +namespace detail { | ||
268 | + | ||
269 | +/* | ||
270 | + * Backport std::make_unique from C++14. | ||
271 | + * | ||
272 | + * NOTE: This code came up with the following stackoverflow post: | ||
273 | + * https://stackoverflow.com/questions/10149840/c-arrays-and-make-unique | ||
274 | + * | ||
275 | + */ | ||
276 | + | ||
277 | +template <class T, class... Args> | ||
278 | +typename std::enable_if<!std::is_array<T>::value, std::unique_ptr<T>>::type | ||
279 | +make_unique(Args &&...args) { | ||
280 | + return std::unique_ptr<T>(new T(std::forward<Args>(args)...)); | ||
281 | +} | ||
282 | + | ||
283 | +template <class T> | ||
284 | +typename std::enable_if<std::is_array<T>::value, std::unique_ptr<T>>::type | ||
285 | +make_unique(std::size_t n) { | ||
286 | + typedef typename std::remove_extent<T>::type RT; | ||
287 | + return std::unique_ptr<T>(new RT[n]); | ||
288 | +} | ||
289 | + | ||
290 | +struct ci { | ||
291 | + bool operator()(const std::string &s1, const std::string &s2) const { | ||
292 | + return std::lexicographical_compare(s1.begin(), s1.end(), s2.begin(), | ||
293 | + s2.end(), | ||
294 | + [](unsigned char c1, unsigned char c2) { | ||
295 | + return ::tolower(c1) < ::tolower(c2); | ||
296 | + }); | ||
297 | + } | ||
298 | +}; | ||
299 | + | ||
300 | +} // namespace detail | ||
301 | + | ||
302 | +using Headers = std::multimap<std::string, std::string, detail::ci>; | ||
303 | + | ||
304 | +using Params = std::multimap<std::string, std::string>; | ||
305 | +using Match = std::smatch; | ||
306 | + | ||
307 | +using Progress = std::function<bool(uint64_t current, uint64_t total)>; | ||
308 | + | ||
309 | +struct Response; | ||
310 | +using ResponseHandler = std::function<bool(const Response &response)>; | ||
311 | + | ||
312 | +struct MultipartFormData { | ||
313 | + std::string name; | ||
314 | + std::string content; | ||
315 | + std::string filename; | ||
316 | + std::string content_type; | ||
317 | +}; | ||
318 | +using MultipartFormDataItems = std::vector<MultipartFormData>; | ||
319 | +using MultipartFormDataMap = std::multimap<std::string, MultipartFormData>; | ||
320 | + | ||
321 | +class DataSink { | ||
322 | +public: | ||
323 | + DataSink() : os(&sb_), sb_(*this) {} | ||
324 | + | ||
325 | + DataSink(const DataSink &) = delete; | ||
326 | + DataSink &operator=(const DataSink &) = delete; | ||
327 | + DataSink(DataSink &&) = delete; | ||
328 | + DataSink &operator=(DataSink &&) = delete; | ||
329 | + | ||
330 | + std::function<bool(const char *data, size_t data_len)> write; | ||
331 | + std::function<void()> done; | ||
332 | + std::function<bool()> is_writable; | ||
333 | + std::ostream os; | ||
334 | + | ||
335 | +private: | ||
336 | + class data_sink_streambuf : public std::streambuf { | ||
337 | + public: | ||
338 | + explicit data_sink_streambuf(DataSink &sink) : sink_(sink) {} | ||
339 | + | ||
340 | + protected: | ||
341 | + std::streamsize xsputn(const char *s, std::streamsize n) { | ||
342 | + sink_.write(s, static_cast<size_t>(n)); | ||
343 | + return n; | ||
344 | + } | ||
345 | + | ||
346 | + private: | ||
347 | + DataSink &sink_; | ||
348 | + }; | ||
349 | + | ||
350 | + data_sink_streambuf sb_; | ||
351 | +}; | ||
352 | + | ||
353 | +using ContentProvider = | ||
354 | + std::function<bool(size_t offset, size_t length, DataSink &sink)>; | ||
355 | + | ||
356 | +using ContentProviderWithoutLength = | ||
357 | + std::function<bool(size_t offset, DataSink &sink)>; | ||
358 | + | ||
359 | +using ContentProviderResourceReleaser = std::function<void(bool success)>; | ||
360 | + | ||
361 | +using ContentReceiverWithProgress = | ||
362 | + std::function<bool(const char *data, size_t data_length, uint64_t offset, | ||
363 | + uint64_t total_length)>; | ||
364 | + | ||
365 | +using ContentReceiver = | ||
366 | + std::function<bool(const char *data, size_t data_length)>; | ||
367 | + | ||
368 | +using MultipartContentHeader = | ||
369 | + std::function<bool(const MultipartFormData &file)>; | ||
370 | + | ||
371 | +class ContentReader { | ||
372 | +public: | ||
373 | + using Reader = std::function<bool(ContentReceiver receiver)>; | ||
374 | + using MultipartReader = std::function<bool(MultipartContentHeader header, | ||
375 | + ContentReceiver receiver)>; | ||
376 | + | ||
377 | + ContentReader(Reader reader, MultipartReader multipart_reader) | ||
378 | + : reader_(std::move(reader)), | ||
379 | + multipart_reader_(std::move(multipart_reader)) {} | ||
380 | + | ||
381 | + bool operator()(MultipartContentHeader header, | ||
382 | + ContentReceiver receiver) const { | ||
383 | + return multipart_reader_(std::move(header), std::move(receiver)); | ||
384 | + } | ||
385 | + | ||
386 | + bool operator()(ContentReceiver receiver) const { | ||
387 | + return reader_(std::move(receiver)); | ||
388 | + } | ||
389 | + | ||
390 | + Reader reader_; | ||
391 | + MultipartReader multipart_reader_; | ||
392 | +}; | ||
393 | + | ||
394 | +using Range = std::pair<ssize_t, ssize_t>; | ||
395 | +using Ranges = std::vector<Range>; | ||
396 | + | ||
397 | +struct Request { | ||
398 | + std::string method; | ||
399 | + std::string path; | ||
400 | + Headers headers; | ||
401 | + std::string body; | ||
402 | + | ||
403 | + std::string remote_addr; | ||
404 | + int remote_port = -1; | ||
405 | + | ||
406 | + // for server | ||
407 | + std::string version; | ||
408 | + std::string target; | ||
409 | + Params params; | ||
410 | + MultipartFormDataMap files; | ||
411 | + Ranges ranges; | ||
412 | + Match matches; | ||
413 | + | ||
414 | + // for client | ||
415 | + ResponseHandler response_handler; | ||
416 | + ContentReceiverWithProgress content_receiver; | ||
417 | + Progress progress; | ||
418 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
419 | + const SSL *ssl = nullptr; | ||
420 | +#endif | ||
421 | + | ||
422 | + bool has_header(const char *key) const; | ||
423 | + std::string get_header_value(const char *key, size_t id = 0) const; | ||
424 | + template <typename T> | ||
425 | + T get_header_value(const char *key, size_t id = 0) const; | ||
426 | + size_t get_header_value_count(const char *key) const; | ||
427 | + void set_header(const char *key, const char *val); | ||
428 | + void set_header(const char *key, const std::string &val); | ||
429 | + | ||
430 | + bool has_param(const char *key) const; | ||
431 | + std::string get_param_value(const char *key, size_t id = 0) const; | ||
432 | + size_t get_param_value_count(const char *key) const; | ||
433 | + | ||
434 | + bool is_multipart_form_data() const; | ||
435 | + | ||
436 | + bool has_file(const char *key) const; | ||
437 | + MultipartFormData get_file_value(const char *key) const; | ||
438 | + | ||
439 | + // private members... | ||
440 | + size_t redirect_count_ = CPPHTTPLIB_REDIRECT_MAX_COUNT; | ||
441 | + size_t content_length_ = 0; | ||
442 | + ContentProvider content_provider_; | ||
443 | + bool is_chunked_content_provider_ = false; | ||
444 | + size_t authorization_count_ = 0; | ||
445 | +}; | ||
446 | + | ||
447 | +struct Response { | ||
448 | + std::string version; | ||
449 | + int status = -1; | ||
450 | + std::string reason; | ||
451 | + Headers headers; | ||
452 | + std::string body; | ||
453 | + std::string location; // Redirect location | ||
454 | + | ||
455 | + bool has_header(const char *key) const; | ||
456 | + std::string get_header_value(const char *key, size_t id = 0) const; | ||
457 | + template <typename T> | ||
458 | + T get_header_value(const char *key, size_t id = 0) const; | ||
459 | + size_t get_header_value_count(const char *key) const; | ||
460 | + void set_header(const char *key, const char *val); | ||
461 | + void set_header(const char *key, const std::string &val); | ||
462 | + | ||
463 | + void set_redirect(const char *url, int status = 302); | ||
464 | + void set_redirect(const std::string &url, int status = 302); | ||
465 | + void set_content(const char *s, size_t n, const char *content_type); | ||
466 | + void set_content(const std::string &s, const char *content_type); | ||
467 | + | ||
468 | + void set_content_provider( | ||
469 | + size_t length, const char *content_type, ContentProvider provider, | ||
470 | + ContentProviderResourceReleaser resource_releaser = nullptr); | ||
471 | + | ||
472 | + void set_content_provider( | ||
473 | + const char *content_type, ContentProviderWithoutLength provider, | ||
474 | + ContentProviderResourceReleaser resource_releaser = nullptr); | ||
475 | + | ||
476 | + void set_chunked_content_provider( | ||
477 | + const char *content_type, ContentProviderWithoutLength provider, | ||
478 | + ContentProviderResourceReleaser resource_releaser = nullptr); | ||
479 | + | ||
480 | + Response() = default; | ||
481 | + Response(const Response &) = default; | ||
482 | + Response &operator=(const Response &) = default; | ||
483 | + Response(Response &&) = default; | ||
484 | + Response &operator=(Response &&) = default; | ||
485 | + ~Response() { | ||
486 | + if (content_provider_resource_releaser_) { | ||
487 | + content_provider_resource_releaser_(content_provider_success_); | ||
488 | + } | ||
489 | + } | ||
490 | + | ||
491 | + // private members... | ||
492 | + size_t content_length_ = 0; | ||
493 | + ContentProvider content_provider_; | ||
494 | + ContentProviderResourceReleaser content_provider_resource_releaser_; | ||
495 | + bool is_chunked_content_provider_ = false; | ||
496 | + bool content_provider_success_ = false; | ||
497 | +}; | ||
498 | + | ||
499 | +class Stream { | ||
500 | +public: | ||
501 | + virtual ~Stream() = default; | ||
502 | + | ||
503 | + virtual bool is_readable() const = 0; | ||
504 | + virtual bool is_writable() const = 0; | ||
505 | + | ||
506 | + virtual ssize_t read(char *ptr, size_t size) = 0; | ||
507 | + virtual ssize_t write(const char *ptr, size_t size) = 0; | ||
508 | + virtual void get_remote_ip_and_port(std::string &ip, int &port) const = 0; | ||
509 | + virtual socket_t socket() const = 0; | ||
510 | + | ||
511 | + template <typename... Args> | ||
512 | + ssize_t write_format(const char *fmt, const Args &...args); | ||
513 | + ssize_t write(const char *ptr); | ||
514 | + ssize_t write(const std::string &s); | ||
515 | +}; | ||
516 | + | ||
517 | +class TaskQueue { | ||
518 | +public: | ||
519 | + TaskQueue() = default; | ||
520 | + virtual ~TaskQueue() = default; | ||
521 | + | ||
522 | + virtual void enqueue(std::function<void()> fn) = 0; | ||
523 | + virtual void shutdown() = 0; | ||
524 | + | ||
525 | + virtual void on_idle() {} | ||
526 | +}; | ||
527 | + | ||
528 | +class ThreadPool : public TaskQueue { | ||
529 | +public: | ||
530 | + explicit ThreadPool(size_t n) : shutdown_(false) { | ||
531 | + while (n) { | ||
532 | + threads_.emplace_back(worker(*this)); | ||
533 | + n--; | ||
534 | + } | ||
535 | + } | ||
536 | + | ||
537 | + ThreadPool(const ThreadPool &) = delete; | ||
538 | + ~ThreadPool() override = default; | ||
539 | + | ||
540 | + void enqueue(std::function<void()> fn) override { | ||
541 | + std::unique_lock<std::mutex> lock(mutex_); | ||
542 | + jobs_.push_back(std::move(fn)); | ||
543 | + cond_.notify_one(); | ||
544 | + } | ||
545 | + | ||
546 | + void shutdown() override { | ||
547 | + // Stop all worker threads... | ||
548 | + { | ||
549 | + std::unique_lock<std::mutex> lock(mutex_); | ||
550 | + shutdown_ = true; | ||
551 | + } | ||
552 | + | ||
553 | + cond_.notify_all(); | ||
554 | + | ||
555 | + // Join... | ||
556 | + for (auto &t : threads_) { | ||
557 | + t.join(); | ||
558 | + } | ||
559 | + } | ||
560 | + | ||
561 | +private: | ||
562 | + struct worker { | ||
563 | + explicit worker(ThreadPool &pool) : pool_(pool) {} | ||
564 | + | ||
565 | + void operator()() { | ||
566 | + for (;;) { | ||
567 | + std::function<void()> fn; | ||
568 | + { | ||
569 | + std::unique_lock<std::mutex> lock(pool_.mutex_); | ||
570 | + | ||
571 | + pool_.cond_.wait( | ||
572 | + lock, [&] { return !pool_.jobs_.empty() || pool_.shutdown_; }); | ||
573 | + | ||
574 | + if (pool_.shutdown_ && pool_.jobs_.empty()) { break; } | ||
575 | + | ||
576 | + fn = pool_.jobs_.front(); | ||
577 | + pool_.jobs_.pop_front(); | ||
578 | + } | ||
579 | + | ||
580 | + assert(true == static_cast<bool>(fn)); | ||
581 | + fn(); | ||
582 | + } | ||
583 | + } | ||
584 | + | ||
585 | + ThreadPool &pool_; | ||
586 | + }; | ||
587 | + friend struct worker; | ||
588 | + | ||
589 | + std::vector<std::thread> threads_; | ||
590 | + std::list<std::function<void()>> jobs_; | ||
591 | + | ||
592 | + bool shutdown_; | ||
593 | + | ||
594 | + std::condition_variable cond_; | ||
595 | + std::mutex mutex_; | ||
596 | +}; | ||
597 | + | ||
598 | +using Logger = std::function<void(const Request &, const Response &)>; | ||
599 | + | ||
600 | +using SocketOptions = std::function<void(socket_t sock)>; | ||
601 | + | ||
602 | +void default_socket_options(socket_t sock); | ||
603 | + | ||
604 | +class Server { | ||
605 | +public: | ||
606 | + using Handler = std::function<void(const Request &, Response &)>; | ||
607 | + | ||
608 | + using ExceptionHandler = | ||
609 | + std::function<void(const Request &, Response &, std::exception &e)>; | ||
610 | + | ||
611 | + enum class HandlerResponse { | ||
612 | + Handled, | ||
613 | + Unhandled, | ||
614 | + }; | ||
615 | + using HandlerWithResponse = | ||
616 | + std::function<HandlerResponse(const Request &, Response &)>; | ||
617 | + | ||
618 | + using HandlerWithContentReader = std::function<void( | ||
619 | + const Request &, Response &, const ContentReader &content_reader)>; | ||
620 | + | ||
621 | + using Expect100ContinueHandler = | ||
622 | + std::function<int(const Request &, Response &)>; | ||
623 | + | ||
624 | + Server(); | ||
625 | + | ||
626 | + virtual ~Server(); | ||
627 | + | ||
628 | + virtual bool is_valid() const; | ||
629 | + | ||
630 | + Server &Get(const std::string &pattern, Handler handler); | ||
631 | + Server &Post(const std::string &pattern, Handler handler); | ||
632 | + Server &Post(const std::string &pattern, HandlerWithContentReader handler); | ||
633 | + Server &Put(const std::string &pattern, Handler handler); | ||
634 | + Server &Put(const std::string &pattern, HandlerWithContentReader handler); | ||
635 | + Server &Patch(const std::string &pattern, Handler handler); | ||
636 | + Server &Patch(const std::string &pattern, HandlerWithContentReader handler); | ||
637 | + Server &Delete(const std::string &pattern, Handler handler); | ||
638 | + Server &Delete(const std::string &pattern, HandlerWithContentReader handler); | ||
639 | + Server &Options(const std::string &pattern, Handler handler); | ||
640 | + | ||
641 | + bool set_base_dir(const std::string &dir, | ||
642 | + const std::string &mount_point = std::string()); | ||
643 | + bool set_mount_point(const std::string &mount_point, const std::string &dir, | ||
644 | + Headers headers = Headers()); | ||
645 | + bool remove_mount_point(const std::string &mount_point); | ||
646 | + Server &set_file_extension_and_mimetype_mapping(const char *ext, | ||
647 | + const char *mime); | ||
648 | + Server &set_file_request_handler(Handler handler); | ||
649 | + | ||
650 | + Server &set_error_handler(HandlerWithResponse handler); | ||
651 | + Server &set_error_handler(Handler handler); | ||
652 | + Server &set_exception_handler(ExceptionHandler handler); | ||
653 | + Server &set_pre_routing_handler(HandlerWithResponse handler); | ||
654 | + Server &set_post_routing_handler(Handler handler); | ||
655 | + | ||
656 | + Server &set_expect_100_continue_handler(Expect100ContinueHandler handler); | ||
657 | + Server &set_logger(Logger logger); | ||
658 | + | ||
659 | + Server &set_address_family(int family); | ||
660 | + Server &set_tcp_nodelay(bool on); | ||
661 | + Server &set_socket_options(SocketOptions socket_options); | ||
662 | + | ||
663 | + Server &set_default_headers(Headers headers); | ||
664 | + | ||
665 | + Server &set_keep_alive_max_count(size_t count); | ||
666 | + Server &set_keep_alive_timeout(time_t sec); | ||
667 | + | ||
668 | + Server &set_read_timeout(time_t sec, time_t usec = 0); | ||
669 | + template <class Rep, class Period> | ||
670 | + Server &set_read_timeout(const std::chrono::duration<Rep, Period> &duration); | ||
671 | + | ||
672 | + Server &set_write_timeout(time_t sec, time_t usec = 0); | ||
673 | + template <class Rep, class Period> | ||
674 | + Server &set_write_timeout(const std::chrono::duration<Rep, Period> &duration); | ||
675 | + | ||
676 | + Server &set_idle_interval(time_t sec, time_t usec = 0); | ||
677 | + template <class Rep, class Period> | ||
678 | + Server &set_idle_interval(const std::chrono::duration<Rep, Period> &duration); | ||
679 | + | ||
680 | + Server &set_payload_max_length(size_t length); | ||
681 | + | ||
682 | + bool bind_to_port(const char *host, int port, int socket_flags = 0); | ||
683 | + int bind_to_any_port(const char *host, int socket_flags = 0); | ||
684 | + bool listen_after_bind(); | ||
685 | + | ||
686 | + bool listen(const char *host, int port, int socket_flags = 0); | ||
687 | + | ||
688 | + bool is_running() const; | ||
689 | + void stop(); | ||
690 | + | ||
691 | + std::function<TaskQueue *(void)> new_task_queue; | ||
692 | + | ||
693 | +protected: | ||
694 | + bool process_request(Stream &strm, bool close_connection, | ||
695 | + bool &connection_closed, | ||
696 | + const std::function<void(Request &)> &setup_request); | ||
697 | + | ||
698 | + std::atomic<socket_t> svr_sock_; | ||
699 | + size_t keep_alive_max_count_ = CPPHTTPLIB_KEEPALIVE_MAX_COUNT; | ||
700 | + time_t keep_alive_timeout_sec_ = CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND; | ||
701 | + time_t read_timeout_sec_ = CPPHTTPLIB_READ_TIMEOUT_SECOND; | ||
702 | + time_t read_timeout_usec_ = CPPHTTPLIB_READ_TIMEOUT_USECOND; | ||
703 | + time_t write_timeout_sec_ = CPPHTTPLIB_WRITE_TIMEOUT_SECOND; | ||
704 | + time_t write_timeout_usec_ = CPPHTTPLIB_WRITE_TIMEOUT_USECOND; | ||
705 | + time_t idle_interval_sec_ = CPPHTTPLIB_IDLE_INTERVAL_SECOND; | ||
706 | + time_t idle_interval_usec_ = CPPHTTPLIB_IDLE_INTERVAL_USECOND; | ||
707 | + size_t payload_max_length_ = CPPHTTPLIB_PAYLOAD_MAX_LENGTH; | ||
708 | + | ||
709 | +private: | ||
710 | + using Handlers = std::vector<std::pair<std::regex, Handler>>; | ||
711 | + using HandlersForContentReader = | ||
712 | + std::vector<std::pair<std::regex, HandlerWithContentReader>>; | ||
713 | + | ||
714 | + socket_t create_server_socket(const char *host, int port, int socket_flags, | ||
715 | + SocketOptions socket_options) const; | ||
716 | + int bind_internal(const char *host, int port, int socket_flags); | ||
717 | + bool listen_internal(); | ||
718 | + | ||
719 | + bool routing(Request &req, Response &res, Stream &strm); | ||
720 | + bool handle_file_request(const Request &req, Response &res, | ||
721 | + bool head = false); | ||
722 | + bool dispatch_request(Request &req, Response &res, const Handlers &handlers); | ||
723 | + bool | ||
724 | + dispatch_request_for_content_reader(Request &req, Response &res, | ||
725 | + ContentReader content_reader, | ||
726 | + const HandlersForContentReader &handlers); | ||
727 | + | ||
728 | + bool parse_request_line(const char *s, Request &req); | ||
729 | + void apply_ranges(const Request &req, Response &res, | ||
730 | + std::string &content_type, std::string &boundary); | ||
731 | + bool write_response(Stream &strm, bool close_connection, const Request &req, | ||
732 | + Response &res); | ||
733 | + bool write_response_with_content(Stream &strm, bool close_connection, | ||
734 | + const Request &req, Response &res); | ||
735 | + bool write_response_core(Stream &strm, bool close_connection, | ||
736 | + const Request &req, Response &res, | ||
737 | + bool need_apply_ranges); | ||
738 | + bool write_content_with_provider(Stream &strm, const Request &req, | ||
739 | + Response &res, const std::string &boundary, | ||
740 | + const std::string &content_type); | ||
741 | + bool read_content(Stream &strm, Request &req, Response &res); | ||
742 | + bool | ||
743 | + read_content_with_content_receiver(Stream &strm, Request &req, Response &res, | ||
744 | + ContentReceiver receiver, | ||
745 | + MultipartContentHeader multipart_header, | ||
746 | + ContentReceiver multipart_receiver); | ||
747 | + bool read_content_core(Stream &strm, Request &req, Response &res, | ||
748 | + ContentReceiver receiver, | ||
749 | + MultipartContentHeader mulitpart_header, | ||
750 | + ContentReceiver multipart_receiver); | ||
751 | + | ||
752 | + virtual bool process_and_close_socket(socket_t sock); | ||
753 | + | ||
754 | + struct MountPointEntry { | ||
755 | + std::string mount_point; | ||
756 | + std::string base_dir; | ||
757 | + Headers headers; | ||
758 | + }; | ||
759 | + std::vector<MountPointEntry> base_dirs_; | ||
760 | + | ||
761 | + std::atomic<bool> is_running_; | ||
762 | + std::map<std::string, std::string> file_extension_and_mimetype_map_; | ||
763 | + Handler file_request_handler_; | ||
764 | + Handlers get_handlers_; | ||
765 | + Handlers post_handlers_; | ||
766 | + HandlersForContentReader post_handlers_for_content_reader_; | ||
767 | + Handlers put_handlers_; | ||
768 | + HandlersForContentReader put_handlers_for_content_reader_; | ||
769 | + Handlers patch_handlers_; | ||
770 | + HandlersForContentReader patch_handlers_for_content_reader_; | ||
771 | + Handlers delete_handlers_; | ||
772 | + HandlersForContentReader delete_handlers_for_content_reader_; | ||
773 | + Handlers options_handlers_; | ||
774 | + HandlerWithResponse error_handler_; | ||
775 | + ExceptionHandler exception_handler_; | ||
776 | + HandlerWithResponse pre_routing_handler_; | ||
777 | + Handler post_routing_handler_; | ||
778 | + Logger logger_; | ||
779 | + Expect100ContinueHandler expect_100_continue_handler_; | ||
780 | + | ||
781 | + int address_family_ = AF_UNSPEC; | ||
782 | + bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; | ||
783 | + SocketOptions socket_options_ = default_socket_options; | ||
784 | + | ||
785 | + Headers default_headers_; | ||
786 | +}; | ||
787 | + | ||
788 | +enum class Error { | ||
789 | + Success = 0, | ||
790 | + Unknown, | ||
791 | + Connection, | ||
792 | + BindIPAddress, | ||
793 | + Read, | ||
794 | + Write, | ||
795 | + ExceedRedirectCount, | ||
796 | + Canceled, | ||
797 | + SSLConnection, | ||
798 | + SSLLoadingCerts, | ||
799 | + SSLServerVerification, | ||
800 | + UnsupportedMultipartBoundaryChars, | ||
801 | + Compression, | ||
802 | + ConnectionTimeout, | ||
803 | +}; | ||
804 | + | ||
805 | +std::string to_string(const Error error); | ||
806 | + | ||
807 | +std::ostream &operator<<(std::ostream &os, const Error &obj); | ||
808 | + | ||
809 | +class Result { | ||
810 | +public: | ||
811 | + Result(std::unique_ptr<Response> &&res, Error err, | ||
812 | + Headers &&request_headers = Headers{}) | ||
813 | + : res_(std::move(res)), err_(err), | ||
814 | + request_headers_(std::move(request_headers)) {} | ||
815 | + // Response | ||
816 | + operator bool() const { return res_ != nullptr; } | ||
817 | + bool operator==(std::nullptr_t) const { return res_ == nullptr; } | ||
818 | + bool operator!=(std::nullptr_t) const { return res_ != nullptr; } | ||
819 | + const Response &value() const { return *res_; } | ||
820 | + Response &value() { return *res_; } | ||
821 | + const Response &operator*() const { return *res_; } | ||
822 | + Response &operator*() { return *res_; } | ||
823 | + const Response *operator->() const { return res_.get(); } | ||
824 | + Response *operator->() { return res_.get(); } | ||
825 | + | ||
826 | + // Error | ||
827 | + Error error() const { return err_; } | ||
828 | + | ||
829 | + // Request Headers | ||
830 | + bool has_request_header(const char *key) const; | ||
831 | + std::string get_request_header_value(const char *key, size_t id = 0) const; | ||
832 | + template <typename T> | ||
833 | + T get_request_header_value(const char *key, size_t id = 0) const; | ||
834 | + size_t get_request_header_value_count(const char *key) const; | ||
835 | + | ||
836 | +private: | ||
837 | + std::unique_ptr<Response> res_; | ||
838 | + Error err_; | ||
839 | + Headers request_headers_; | ||
840 | +}; | ||
841 | + | ||
842 | +class ClientImpl { | ||
843 | +public: | ||
844 | + explicit ClientImpl(const std::string &host); | ||
845 | + | ||
846 | + explicit ClientImpl(const std::string &host, int port); | ||
847 | + | ||
848 | + explicit ClientImpl(const std::string &host, int port, | ||
849 | + const std::string &client_cert_path, | ||
850 | + const std::string &client_key_path); | ||
851 | + | ||
852 | + virtual ~ClientImpl(); | ||
853 | + | ||
854 | + virtual bool is_valid() const; | ||
855 | + | ||
856 | + Result Get(const char *path); | ||
857 | + Result Get(const char *path, const Headers &headers); | ||
858 | + Result Get(const char *path, Progress progress); | ||
859 | + Result Get(const char *path, const Headers &headers, Progress progress); | ||
860 | + Result Get(const char *path, ContentReceiver content_receiver); | ||
861 | + Result Get(const char *path, const Headers &headers, | ||
862 | + ContentReceiver content_receiver); | ||
863 | + Result Get(const char *path, ContentReceiver content_receiver, | ||
864 | + Progress progress); | ||
865 | + Result Get(const char *path, const Headers &headers, | ||
866 | + ContentReceiver content_receiver, Progress progress); | ||
867 | + Result Get(const char *path, ResponseHandler response_handler, | ||
868 | + ContentReceiver content_receiver); | ||
869 | + Result Get(const char *path, const Headers &headers, | ||
870 | + ResponseHandler response_handler, | ||
871 | + ContentReceiver content_receiver); | ||
872 | + Result Get(const char *path, ResponseHandler response_handler, | ||
873 | + ContentReceiver content_receiver, Progress progress); | ||
874 | + Result Get(const char *path, const Headers &headers, | ||
875 | + ResponseHandler response_handler, ContentReceiver content_receiver, | ||
876 | + Progress progress); | ||
877 | + | ||
878 | + Result Get(const char *path, const Params ¶ms, const Headers &headers, | ||
879 | + Progress progress = nullptr); | ||
880 | + Result Get(const char *path, const Params ¶ms, const Headers &headers, | ||
881 | + ContentReceiver content_receiver, Progress progress = nullptr); | ||
882 | + Result Get(const char *path, const Params ¶ms, const Headers &headers, | ||
883 | + ResponseHandler response_handler, ContentReceiver content_receiver, | ||
884 | + Progress progress = nullptr); | ||
885 | + | ||
886 | + Result Head(const char *path); | ||
887 | + Result Head(const char *path, const Headers &headers); | ||
888 | + | ||
889 | + Result Post(const char *path); | ||
890 | + Result Post(const char *path, const char *body, size_t content_length, | ||
891 | + const char *content_type); | ||
892 | + Result Post(const char *path, const Headers &headers, const char *body, | ||
893 | + size_t content_length, const char *content_type); | ||
894 | + Result Post(const char *path, const std::string &body, | ||
895 | + const char *content_type); | ||
896 | + Result Post(const char *path, const Headers &headers, const std::string &body, | ||
897 | + const char *content_type); | ||
898 | + Result Post(const char *path, size_t content_length, | ||
899 | + ContentProvider content_provider, const char *content_type); | ||
900 | + Result Post(const char *path, ContentProviderWithoutLength content_provider, | ||
901 | + const char *content_type); | ||
902 | + Result Post(const char *path, const Headers &headers, size_t content_length, | ||
903 | + ContentProvider content_provider, const char *content_type); | ||
904 | + Result Post(const char *path, const Headers &headers, | ||
905 | + ContentProviderWithoutLength content_provider, | ||
906 | + const char *content_type); | ||
907 | + Result Post(const char *path, const Params ¶ms); | ||
908 | + Result Post(const char *path, const Headers &headers, const Params ¶ms); | ||
909 | + Result Post(const char *path, const MultipartFormDataItems &items); | ||
910 | + Result Post(const char *path, const Headers &headers, | ||
911 | + const MultipartFormDataItems &items); | ||
912 | + Result Post(const char *path, const Headers &headers, | ||
913 | + const MultipartFormDataItems &items, const std::string &boundary); | ||
914 | + | ||
915 | + Result Put(const char *path); | ||
916 | + Result Put(const char *path, const char *body, size_t content_length, | ||
917 | + const char *content_type); | ||
918 | + Result Put(const char *path, const Headers &headers, const char *body, | ||
919 | + size_t content_length, const char *content_type); | ||
920 | + Result Put(const char *path, const std::string &body, | ||
921 | + const char *content_type); | ||
922 | + Result Put(const char *path, const Headers &headers, const std::string &body, | ||
923 | + const char *content_type); | ||
924 | + Result Put(const char *path, size_t content_length, | ||
925 | + ContentProvider content_provider, const char *content_type); | ||
926 | + Result Put(const char *path, ContentProviderWithoutLength content_provider, | ||
927 | + const char *content_type); | ||
928 | + Result Put(const char *path, const Headers &headers, size_t content_length, | ||
929 | + ContentProvider content_provider, const char *content_type); | ||
930 | + Result Put(const char *path, const Headers &headers, | ||
931 | + ContentProviderWithoutLength content_provider, | ||
932 | + const char *content_type); | ||
933 | + Result Put(const char *path, const Params ¶ms); | ||
934 | + Result Put(const char *path, const Headers &headers, const Params ¶ms); | ||
935 | + | ||
936 | + Result Patch(const char *path); | ||
937 | + Result Patch(const char *path, const char *body, size_t content_length, | ||
938 | + const char *content_type); | ||
939 | + Result Patch(const char *path, const Headers &headers, const char *body, | ||
940 | + size_t content_length, const char *content_type); | ||
941 | + Result Patch(const char *path, const std::string &body, | ||
942 | + const char *content_type); | ||
943 | + Result Patch(const char *path, const Headers &headers, | ||
944 | + const std::string &body, const char *content_type); | ||
945 | + Result Patch(const char *path, size_t content_length, | ||
946 | + ContentProvider content_provider, const char *content_type); | ||
947 | + Result Patch(const char *path, ContentProviderWithoutLength content_provider, | ||
948 | + const char *content_type); | ||
949 | + Result Patch(const char *path, const Headers &headers, size_t content_length, | ||
950 | + ContentProvider content_provider, const char *content_type); | ||
951 | + Result Patch(const char *path, const Headers &headers, | ||
952 | + ContentProviderWithoutLength content_provider, | ||
953 | + const char *content_type); | ||
954 | + | ||
955 | + Result Delete(const char *path); | ||
956 | + Result Delete(const char *path, const Headers &headers); | ||
957 | + Result Delete(const char *path, const char *body, size_t content_length, | ||
958 | + const char *content_type); | ||
959 | + Result Delete(const char *path, const Headers &headers, const char *body, | ||
960 | + size_t content_length, const char *content_type); | ||
961 | + Result Delete(const char *path, const std::string &body, | ||
962 | + const char *content_type); | ||
963 | + Result Delete(const char *path, const Headers &headers, | ||
964 | + const std::string &body, const char *content_type); | ||
965 | + | ||
966 | + Result Options(const char *path); | ||
967 | + Result Options(const char *path, const Headers &headers); | ||
968 | + | ||
969 | + bool send(Request &req, Response &res, Error &error); | ||
970 | + Result send(const Request &req); | ||
971 | + | ||
972 | + size_t is_socket_open() const; | ||
973 | + | ||
974 | + void stop(); | ||
975 | + | ||
976 | + void set_hostname_addr_map(const std::map<std::string, std::string> addr_map); | ||
977 | + | ||
978 | + void set_default_headers(Headers headers); | ||
979 | + | ||
980 | + void set_address_family(int family); | ||
981 | + void set_tcp_nodelay(bool on); | ||
982 | + void set_socket_options(SocketOptions socket_options); | ||
983 | + | ||
984 | + void set_connection_timeout(time_t sec, time_t usec = 0); | ||
985 | + template <class Rep, class Period> | ||
986 | + void | ||
987 | + set_connection_timeout(const std::chrono::duration<Rep, Period> &duration); | ||
988 | + | ||
989 | + void set_read_timeout(time_t sec, time_t usec = 0); | ||
990 | + template <class Rep, class Period> | ||
991 | + void set_read_timeout(const std::chrono::duration<Rep, Period> &duration); | ||
992 | + | ||
993 | + void set_write_timeout(time_t sec, time_t usec = 0); | ||
994 | + template <class Rep, class Period> | ||
995 | + void set_write_timeout(const std::chrono::duration<Rep, Period> &duration); | ||
996 | + | ||
997 | + void set_basic_auth(const char *username, const char *password); | ||
998 | + void set_bearer_token_auth(const char *token); | ||
999 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1000 | + void set_digest_auth(const char *username, const char *password); | ||
1001 | +#endif | ||
1002 | + | ||
1003 | + void set_keep_alive(bool on); | ||
1004 | + void set_follow_location(bool on); | ||
1005 | + | ||
1006 | + void set_url_encode(bool on); | ||
1007 | + | ||
1008 | + void set_compress(bool on); | ||
1009 | + | ||
1010 | + void set_decompress(bool on); | ||
1011 | + | ||
1012 | + void set_interface(const char *intf); | ||
1013 | + | ||
1014 | + void set_proxy(const char *host, int port); | ||
1015 | + void set_proxy_basic_auth(const char *username, const char *password); | ||
1016 | + void set_proxy_bearer_token_auth(const char *token); | ||
1017 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1018 | + void set_proxy_digest_auth(const char *username, const char *password); | ||
1019 | +#endif | ||
1020 | + | ||
1021 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1022 | + void set_ca_cert_path(const char *ca_cert_file_path, | ||
1023 | + const char *ca_cert_dir_path = nullptr); | ||
1024 | + void set_ca_cert_store(X509_STORE *ca_cert_store); | ||
1025 | +#endif | ||
1026 | + | ||
1027 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1028 | + void enable_server_certificate_verification(bool enabled); | ||
1029 | +#endif | ||
1030 | + | ||
1031 | + void set_logger(Logger logger); | ||
1032 | + | ||
1033 | +protected: | ||
1034 | + struct Socket { | ||
1035 | + socket_t sock = INVALID_SOCKET; | ||
1036 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1037 | + SSL *ssl = nullptr; | ||
1038 | +#endif | ||
1039 | + | ||
1040 | + bool is_open() const { return sock != INVALID_SOCKET; } | ||
1041 | + }; | ||
1042 | + | ||
1043 | + Result send_(Request &&req); | ||
1044 | + | ||
1045 | + virtual bool create_and_connect_socket(Socket &socket, Error &error); | ||
1046 | + | ||
1047 | + // All of: | ||
1048 | + // shutdown_ssl | ||
1049 | + // shutdown_socket | ||
1050 | + // close_socket | ||
1051 | + // should ONLY be called when socket_mutex_ is locked. | ||
1052 | + // Also, shutdown_ssl and close_socket should also NOT be called concurrently | ||
1053 | + // with a DIFFERENT thread sending requests using that socket. | ||
1054 | + virtual void shutdown_ssl(Socket &socket, bool shutdown_gracefully); | ||
1055 | + void shutdown_socket(Socket &socket); | ||
1056 | + void close_socket(Socket &socket); | ||
1057 | + | ||
1058 | + bool process_request(Stream &strm, Request &req, Response &res, | ||
1059 | + bool close_connection, Error &error); | ||
1060 | + | ||
1061 | + bool write_content_with_provider(Stream &strm, const Request &req, | ||
1062 | + Error &error); | ||
1063 | + | ||
1064 | + void copy_settings(const ClientImpl &rhs); | ||
1065 | + | ||
1066 | + // Socket endoint information | ||
1067 | + const std::string host_; | ||
1068 | + const int port_; | ||
1069 | + const std::string host_and_port_; | ||
1070 | + | ||
1071 | + // Current open socket | ||
1072 | + Socket socket_; | ||
1073 | + mutable std::mutex socket_mutex_; | ||
1074 | + std::recursive_mutex request_mutex_; | ||
1075 | + | ||
1076 | + // These are all protected under socket_mutex | ||
1077 | + size_t socket_requests_in_flight_ = 0; | ||
1078 | + std::thread::id socket_requests_are_from_thread_ = std::thread::id(); | ||
1079 | + bool socket_should_be_closed_when_request_is_done_ = false; | ||
1080 | + | ||
1081 | + // Hostname-IP map | ||
1082 | + std::map<std::string, std::string> addr_map_; | ||
1083 | + | ||
1084 | + // Default headers | ||
1085 | + Headers default_headers_; | ||
1086 | + | ||
1087 | + // Settings | ||
1088 | + std::string client_cert_path_; | ||
1089 | + std::string client_key_path_; | ||
1090 | + | ||
1091 | + time_t connection_timeout_sec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND; | ||
1092 | + time_t connection_timeout_usec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND; | ||
1093 | + time_t read_timeout_sec_ = CPPHTTPLIB_READ_TIMEOUT_SECOND; | ||
1094 | + time_t read_timeout_usec_ = CPPHTTPLIB_READ_TIMEOUT_USECOND; | ||
1095 | + time_t write_timeout_sec_ = CPPHTTPLIB_WRITE_TIMEOUT_SECOND; | ||
1096 | + time_t write_timeout_usec_ = CPPHTTPLIB_WRITE_TIMEOUT_USECOND; | ||
1097 | + | ||
1098 | + std::string basic_auth_username_; | ||
1099 | + std::string basic_auth_password_; | ||
1100 | + std::string bearer_token_auth_token_; | ||
1101 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1102 | + std::string digest_auth_username_; | ||
1103 | + std::string digest_auth_password_; | ||
1104 | +#endif | ||
1105 | + | ||
1106 | + bool keep_alive_ = false; | ||
1107 | + bool follow_location_ = false; | ||
1108 | + | ||
1109 | + bool url_encode_ = true; | ||
1110 | + | ||
1111 | + int address_family_ = AF_UNSPEC; | ||
1112 | + bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; | ||
1113 | + SocketOptions socket_options_ = nullptr; | ||
1114 | + | ||
1115 | + bool compress_ = false; | ||
1116 | + bool decompress_ = true; | ||
1117 | + | ||
1118 | + std::string interface_; | ||
1119 | + | ||
1120 | + std::string proxy_host_; | ||
1121 | + int proxy_port_ = -1; | ||
1122 | + | ||
1123 | + std::string proxy_basic_auth_username_; | ||
1124 | + std::string proxy_basic_auth_password_; | ||
1125 | + std::string proxy_bearer_token_auth_token_; | ||
1126 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1127 | + std::string proxy_digest_auth_username_; | ||
1128 | + std::string proxy_digest_auth_password_; | ||
1129 | +#endif | ||
1130 | + | ||
1131 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1132 | + std::string ca_cert_file_path_; | ||
1133 | + std::string ca_cert_dir_path_; | ||
1134 | + | ||
1135 | + X509_STORE *ca_cert_store_ = nullptr; | ||
1136 | +#endif | ||
1137 | + | ||
1138 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1139 | + bool server_certificate_verification_ = true; | ||
1140 | +#endif | ||
1141 | + | ||
1142 | + Logger logger_; | ||
1143 | + | ||
1144 | +private: | ||
1145 | + socket_t create_client_socket(Error &error) const; | ||
1146 | + bool read_response_line(Stream &strm, const Request &req, Response &res); | ||
1147 | + bool write_request(Stream &strm, Request &req, bool close_connection, | ||
1148 | + Error &error); | ||
1149 | + bool redirect(Request &req, Response &res, Error &error); | ||
1150 | + bool handle_request(Stream &strm, Request &req, Response &res, | ||
1151 | + bool close_connection, Error &error); | ||
1152 | + std::unique_ptr<Response> send_with_content_provider( | ||
1153 | + Request &req, | ||
1154 | + // const char *method, const char *path, const Headers &headers, | ||
1155 | + const char *body, size_t content_length, ContentProvider content_provider, | ||
1156 | + ContentProviderWithoutLength content_provider_without_length, | ||
1157 | + const char *content_type, Error &error); | ||
1158 | + Result send_with_content_provider( | ||
1159 | + const char *method, const char *path, const Headers &headers, | ||
1160 | + const char *body, size_t content_length, ContentProvider content_provider, | ||
1161 | + ContentProviderWithoutLength content_provider_without_length, | ||
1162 | + const char *content_type); | ||
1163 | + | ||
1164 | + std::string adjust_host_string(const std::string &host) const; | ||
1165 | + | ||
1166 | + virtual bool process_socket(const Socket &socket, | ||
1167 | + std::function<bool(Stream &strm)> callback); | ||
1168 | + virtual bool is_ssl() const; | ||
1169 | +}; | ||
1170 | + | ||
1171 | +class Client { | ||
1172 | +public: | ||
1173 | + // Universal interface | ||
1174 | + explicit Client(const std::string &scheme_host_port); | ||
1175 | + | ||
1176 | + explicit Client(const std::string &scheme_host_port, | ||
1177 | + const std::string &client_cert_path, | ||
1178 | + const std::string &client_key_path); | ||
1179 | + | ||
1180 | + // HTTP only interface | ||
1181 | + explicit Client(const std::string &host, int port); | ||
1182 | + | ||
1183 | + explicit Client(const std::string &host, int port, | ||
1184 | + const std::string &client_cert_path, | ||
1185 | + const std::string &client_key_path); | ||
1186 | + | ||
1187 | + Client(Client &&) = default; | ||
1188 | + | ||
1189 | + ~Client(); | ||
1190 | + | ||
1191 | + bool is_valid() const; | ||
1192 | + | ||
1193 | + Result Get(const char *path); | ||
1194 | + Result Get(const char *path, const Headers &headers); | ||
1195 | + Result Get(const char *path, Progress progress); | ||
1196 | + Result Get(const char *path, const Headers &headers, Progress progress); | ||
1197 | + Result Get(const char *path, ContentReceiver content_receiver); | ||
1198 | + Result Get(const char *path, const Headers &headers, | ||
1199 | + ContentReceiver content_receiver); | ||
1200 | + Result Get(const char *path, ContentReceiver content_receiver, | ||
1201 | + Progress progress); | ||
1202 | + Result Get(const char *path, const Headers &headers, | ||
1203 | + ContentReceiver content_receiver, Progress progress); | ||
1204 | + Result Get(const char *path, ResponseHandler response_handler, | ||
1205 | + ContentReceiver content_receiver); | ||
1206 | + Result Get(const char *path, const Headers &headers, | ||
1207 | + ResponseHandler response_handler, | ||
1208 | + ContentReceiver content_receiver); | ||
1209 | + Result Get(const char *path, const Headers &headers, | ||
1210 | + ResponseHandler response_handler, ContentReceiver content_receiver, | ||
1211 | + Progress progress); | ||
1212 | + Result Get(const char *path, ResponseHandler response_handler, | ||
1213 | + ContentReceiver content_receiver, Progress progress); | ||
1214 | + | ||
1215 | + Result Get(const char *path, const Params ¶ms, const Headers &headers, | ||
1216 | + Progress progress = nullptr); | ||
1217 | + Result Get(const char *path, const Params ¶ms, const Headers &headers, | ||
1218 | + ContentReceiver content_receiver, Progress progress = nullptr); | ||
1219 | + Result Get(const char *path, const Params ¶ms, const Headers &headers, | ||
1220 | + ResponseHandler response_handler, ContentReceiver content_receiver, | ||
1221 | + Progress progress = nullptr); | ||
1222 | + | ||
1223 | + Result Head(const char *path); | ||
1224 | + Result Head(const char *path, const Headers &headers); | ||
1225 | + | ||
1226 | + Result Post(const char *path); | ||
1227 | + Result Post(const char *path, const char *body, size_t content_length, | ||
1228 | + const char *content_type); | ||
1229 | + Result Post(const char *path, const Headers &headers, const char *body, | ||
1230 | + size_t content_length, const char *content_type); | ||
1231 | + Result Post(const char *path, const std::string &body, | ||
1232 | + const char *content_type); | ||
1233 | + Result Post(const char *path, const Headers &headers, const std::string &body, | ||
1234 | + const char *content_type); | ||
1235 | + Result Post(const char *path, size_t content_length, | ||
1236 | + ContentProvider content_provider, const char *content_type); | ||
1237 | + Result Post(const char *path, ContentProviderWithoutLength content_provider, | ||
1238 | + const char *content_type); | ||
1239 | + Result Post(const char *path, const Headers &headers, size_t content_length, | ||
1240 | + ContentProvider content_provider, const char *content_type); | ||
1241 | + Result Post(const char *path, const Headers &headers, | ||
1242 | + ContentProviderWithoutLength content_provider, | ||
1243 | + const char *content_type); | ||
1244 | + Result Post(const char *path, const Params ¶ms); | ||
1245 | + Result Post(const char *path, const Headers &headers, const Params ¶ms); | ||
1246 | + Result Post(const char *path, const MultipartFormDataItems &items); | ||
1247 | + Result Post(const char *path, const Headers &headers, | ||
1248 | + const MultipartFormDataItems &items); | ||
1249 | + Result Post(const char *path, const Headers &headers, | ||
1250 | + const MultipartFormDataItems &items, const std::string &boundary); | ||
1251 | + Result Put(const char *path); | ||
1252 | + Result Put(const char *path, const char *body, size_t content_length, | ||
1253 | + const char *content_type); | ||
1254 | + Result Put(const char *path, const Headers &headers, const char *body, | ||
1255 | + size_t content_length, const char *content_type); | ||
1256 | + Result Put(const char *path, const std::string &body, | ||
1257 | + const char *content_type); | ||
1258 | + Result Put(const char *path, const Headers &headers, const std::string &body, | ||
1259 | + const char *content_type); | ||
1260 | + Result Put(const char *path, size_t content_length, | ||
1261 | + ContentProvider content_provider, const char *content_type); | ||
1262 | + Result Put(const char *path, ContentProviderWithoutLength content_provider, | ||
1263 | + const char *content_type); | ||
1264 | + Result Put(const char *path, const Headers &headers, size_t content_length, | ||
1265 | + ContentProvider content_provider, const char *content_type); | ||
1266 | + Result Put(const char *path, const Headers &headers, | ||
1267 | + ContentProviderWithoutLength content_provider, | ||
1268 | + const char *content_type); | ||
1269 | + Result Put(const char *path, const Params ¶ms); | ||
1270 | + Result Put(const char *path, const Headers &headers, const Params ¶ms); | ||
1271 | + Result Patch(const char *path); | ||
1272 | + Result Patch(const char *path, const char *body, size_t content_length, | ||
1273 | + const char *content_type); | ||
1274 | + Result Patch(const char *path, const Headers &headers, const char *body, | ||
1275 | + size_t content_length, const char *content_type); | ||
1276 | + Result Patch(const char *path, const std::string &body, | ||
1277 | + const char *content_type); | ||
1278 | + Result Patch(const char *path, const Headers &headers, | ||
1279 | + const std::string &body, const char *content_type); | ||
1280 | + Result Patch(const char *path, size_t content_length, | ||
1281 | + ContentProvider content_provider, const char *content_type); | ||
1282 | + Result Patch(const char *path, ContentProviderWithoutLength content_provider, | ||
1283 | + const char *content_type); | ||
1284 | + Result Patch(const char *path, const Headers &headers, size_t content_length, | ||
1285 | + ContentProvider content_provider, const char *content_type); | ||
1286 | + Result Patch(const char *path, const Headers &headers, | ||
1287 | + ContentProviderWithoutLength content_provider, | ||
1288 | + const char *content_type); | ||
1289 | + | ||
1290 | + Result Delete(const char *path); | ||
1291 | + Result Delete(const char *path, const Headers &headers); | ||
1292 | + Result Delete(const char *path, const char *body, size_t content_length, | ||
1293 | + const char *content_type); | ||
1294 | + Result Delete(const char *path, const Headers &headers, const char *body, | ||
1295 | + size_t content_length, const char *content_type); | ||
1296 | + Result Delete(const char *path, const std::string &body, | ||
1297 | + const char *content_type); | ||
1298 | + Result Delete(const char *path, const Headers &headers, | ||
1299 | + const std::string &body, const char *content_type); | ||
1300 | + | ||
1301 | + Result Options(const char *path); | ||
1302 | + Result Options(const char *path, const Headers &headers); | ||
1303 | + | ||
1304 | + bool send(Request &req, Response &res, Error &error); | ||
1305 | + Result send(const Request &req); | ||
1306 | + | ||
1307 | + size_t is_socket_open() const; | ||
1308 | + | ||
1309 | + void stop(); | ||
1310 | + | ||
1311 | + void set_hostname_addr_map(const std::map<std::string, std::string> addr_map); | ||
1312 | + | ||
1313 | + void set_default_headers(Headers headers); | ||
1314 | + | ||
1315 | + void set_address_family(int family); | ||
1316 | + void set_tcp_nodelay(bool on); | ||
1317 | + void set_socket_options(SocketOptions socket_options); | ||
1318 | + | ||
1319 | + void set_connection_timeout(time_t sec, time_t usec = 0); | ||
1320 | + template <class Rep, class Period> | ||
1321 | + void | ||
1322 | + set_connection_timeout(const std::chrono::duration<Rep, Period> &duration); | ||
1323 | + | ||
1324 | + void set_read_timeout(time_t sec, time_t usec = 0); | ||
1325 | + template <class Rep, class Period> | ||
1326 | + void set_read_timeout(const std::chrono::duration<Rep, Period> &duration); | ||
1327 | + | ||
1328 | + void set_write_timeout(time_t sec, time_t usec = 0); | ||
1329 | + template <class Rep, class Period> | ||
1330 | + void set_write_timeout(const std::chrono::duration<Rep, Period> &duration); | ||
1331 | + | ||
1332 | + void set_basic_auth(const char *username, const char *password); | ||
1333 | + void set_bearer_token_auth(const char *token); | ||
1334 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1335 | + void set_digest_auth(const char *username, const char *password); | ||
1336 | +#endif | ||
1337 | + | ||
1338 | + void set_keep_alive(bool on); | ||
1339 | + void set_follow_location(bool on); | ||
1340 | + | ||
1341 | + void set_url_encode(bool on); | ||
1342 | + | ||
1343 | + void set_compress(bool on); | ||
1344 | + | ||
1345 | + void set_decompress(bool on); | ||
1346 | + | ||
1347 | + void set_interface(const char *intf); | ||
1348 | + | ||
1349 | + void set_proxy(const char *host, int port); | ||
1350 | + void set_proxy_basic_auth(const char *username, const char *password); | ||
1351 | + void set_proxy_bearer_token_auth(const char *token); | ||
1352 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1353 | + void set_proxy_digest_auth(const char *username, const char *password); | ||
1354 | +#endif | ||
1355 | + | ||
1356 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1357 | + void enable_server_certificate_verification(bool enabled); | ||
1358 | +#endif | ||
1359 | + | ||
1360 | + void set_logger(Logger logger); | ||
1361 | + | ||
1362 | + // SSL | ||
1363 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1364 | + void set_ca_cert_path(const char *ca_cert_file_path, | ||
1365 | + const char *ca_cert_dir_path = nullptr); | ||
1366 | + | ||
1367 | + void set_ca_cert_store(X509_STORE *ca_cert_store); | ||
1368 | + | ||
1369 | + long get_openssl_verify_result() const; | ||
1370 | + | ||
1371 | + SSL_CTX *ssl_context() const; | ||
1372 | +#endif | ||
1373 | + | ||
1374 | +private: | ||
1375 | + std::unique_ptr<ClientImpl> cli_; | ||
1376 | + | ||
1377 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1378 | + bool is_ssl_ = false; | ||
1379 | +#endif | ||
1380 | +}; | ||
1381 | + | ||
1382 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
1383 | +class SSLServer : public Server { | ||
1384 | +public: | ||
1385 | + SSLServer(const char *cert_path, const char *private_key_path, | ||
1386 | + const char *client_ca_cert_file_path = nullptr, | ||
1387 | + const char *client_ca_cert_dir_path = nullptr); | ||
1388 | + | ||
1389 | + SSLServer(X509 *cert, EVP_PKEY *private_key, | ||
1390 | + X509_STORE *client_ca_cert_store = nullptr); | ||
1391 | + | ||
1392 | + SSLServer( | ||
1393 | + const std::function<bool(SSL_CTX &ssl_ctx)> &setup_ssl_ctx_callback); | ||
1394 | + | ||
1395 | + ~SSLServer() override; | ||
1396 | + | ||
1397 | + bool is_valid() const override; | ||
1398 | + | ||
1399 | + SSL_CTX *ssl_context() const; | ||
1400 | + | ||
1401 | +private: | ||
1402 | + bool process_and_close_socket(socket_t sock) override; | ||
1403 | + | ||
1404 | + SSL_CTX *ctx_; | ||
1405 | + std::mutex ctx_mutex_; | ||
1406 | +}; | ||
1407 | + | ||
1408 | +class SSLClient : public ClientImpl { | ||
1409 | +public: | ||
1410 | + explicit SSLClient(const std::string &host); | ||
1411 | + | ||
1412 | + explicit SSLClient(const std::string &host, int port); | ||
1413 | + | ||
1414 | + explicit SSLClient(const std::string &host, int port, | ||
1415 | + const std::string &client_cert_path, | ||
1416 | + const std::string &client_key_path); | ||
1417 | + | ||
1418 | + explicit SSLClient(const std::string &host, int port, X509 *client_cert, | ||
1419 | + EVP_PKEY *client_key); | ||
1420 | + | ||
1421 | + ~SSLClient() override; | ||
1422 | + | ||
1423 | + bool is_valid() const override; | ||
1424 | + | ||
1425 | + void set_ca_cert_store(X509_STORE *ca_cert_store); | ||
1426 | + | ||
1427 | + long get_openssl_verify_result() const; | ||
1428 | + | ||
1429 | + SSL_CTX *ssl_context() const; | ||
1430 | + | ||
1431 | +private: | ||
1432 | + bool create_and_connect_socket(Socket &socket, Error &error) override; | ||
1433 | + void shutdown_ssl(Socket &socket, bool shutdown_gracefully) override; | ||
1434 | + void shutdown_ssl_impl(Socket &socket, bool shutdown_socket); | ||
1435 | + | ||
1436 | + bool process_socket(const Socket &socket, | ||
1437 | + std::function<bool(Stream &strm)> callback) override; | ||
1438 | + bool is_ssl() const override; | ||
1439 | + | ||
1440 | + bool connect_with_proxy(Socket &sock, Response &res, bool &success, | ||
1441 | + Error &error); | ||
1442 | + bool initialize_ssl(Socket &socket, Error &error); | ||
1443 | + | ||
1444 | + bool load_certs(); | ||
1445 | + | ||
1446 | + bool verify_host(X509 *server_cert) const; | ||
1447 | + bool verify_host_with_subject_alt_name(X509 *server_cert) const; | ||
1448 | + bool verify_host_with_common_name(X509 *server_cert) const; | ||
1449 | + bool check_host_name(const char *pattern, size_t pattern_len) const; | ||
1450 | + | ||
1451 | + SSL_CTX *ctx_; | ||
1452 | + std::mutex ctx_mutex_; | ||
1453 | + std::once_flag initialize_cert_; | ||
1454 | + | ||
1455 | + std::vector<std::string> host_components_; | ||
1456 | + | ||
1457 | + long verify_result_ = 0; | ||
1458 | + | ||
1459 | + friend class ClientImpl; | ||
1460 | +}; | ||
1461 | +#endif | ||
1462 | + | ||
1463 | +/* | ||
1464 | + * Implementation of template methods. | ||
1465 | + */ | ||
1466 | + | ||
1467 | +namespace detail { | ||
1468 | + | ||
1469 | +template <typename T, typename U> | ||
1470 | +inline void duration_to_sec_and_usec(const T &duration, U callback) { | ||
1471 | + auto sec = std::chrono::duration_cast<std::chrono::seconds>(duration).count(); | ||
1472 | + auto usec = std::chrono::duration_cast<std::chrono::microseconds>( | ||
1473 | + duration - std::chrono::seconds(sec)) | ||
1474 | + .count(); | ||
1475 | + callback(sec, usec); | ||
1476 | +} | ||
1477 | + | ||
1478 | +template <typename T> | ||
1479 | +inline T get_header_value(const Headers & /*headers*/, const char * /*key*/, | ||
1480 | + size_t /*id*/ = 0, uint64_t /*def*/ = 0) {} | ||
1481 | + | ||
1482 | +template <> | ||
1483 | +inline uint64_t get_header_value<uint64_t>(const Headers &headers, | ||
1484 | + const char *key, size_t id, | ||
1485 | + uint64_t def) { | ||
1486 | + auto rng = headers.equal_range(key); | ||
1487 | + auto it = rng.first; | ||
1488 | + std::advance(it, static_cast<ssize_t>(id)); | ||
1489 | + if (it != rng.second) { | ||
1490 | + return std::strtoull(it->second.data(), nullptr, 10); | ||
1491 | + } | ||
1492 | + return def; | ||
1493 | +} | ||
1494 | + | ||
1495 | +} // namespace detail | ||
1496 | + | ||
1497 | +template <typename T> | ||
1498 | +inline T Request::get_header_value(const char *key, size_t id) const { | ||
1499 | + return detail::get_header_value<T>(headers, key, id, 0); | ||
1500 | +} | ||
1501 | + | ||
1502 | +template <typename T> | ||
1503 | +inline T Response::get_header_value(const char *key, size_t id) const { | ||
1504 | + return detail::get_header_value<T>(headers, key, id, 0); | ||
1505 | +} | ||
1506 | + | ||
1507 | +template <typename... Args> | ||
1508 | +inline ssize_t Stream::write_format(const char *fmt, const Args &...args) { | ||
1509 | + const auto bufsiz = 2048; | ||
1510 | + std::array<char, bufsiz> buf{}; | ||
1511 | + | ||
1512 | +#if defined(_MSC_VER) && _MSC_VER < 1900 | ||
1513 | + auto sn = _snprintf_s(buf.data(), bufsiz, _TRUNCATE, fmt, args...); | ||
1514 | +#else | ||
1515 | + auto sn = snprintf(buf.data(), buf.size() - 1, fmt, args...); | ||
1516 | +#endif | ||
1517 | + if (sn <= 0) { return sn; } | ||
1518 | + | ||
1519 | + auto n = static_cast<size_t>(sn); | ||
1520 | + | ||
1521 | + if (n >= buf.size() - 1) { | ||
1522 | + std::vector<char> glowable_buf(buf.size()); | ||
1523 | + | ||
1524 | + while (n >= glowable_buf.size() - 1) { | ||
1525 | + glowable_buf.resize(glowable_buf.size() * 2); | ||
1526 | +#if defined(_MSC_VER) && _MSC_VER < 1900 | ||
1527 | + n = static_cast<size_t>(_snprintf_s(&glowable_buf[0], glowable_buf.size(), | ||
1528 | + glowable_buf.size() - 1, fmt, | ||
1529 | + args...)); | ||
1530 | +#else | ||
1531 | + n = static_cast<size_t>( | ||
1532 | + snprintf(&glowable_buf[0], glowable_buf.size() - 1, fmt, args...)); | ||
1533 | +#endif | ||
1534 | + } | ||
1535 | + return write(&glowable_buf[0], n); | ||
1536 | + } else { | ||
1537 | + return write(buf.data(), n); | ||
1538 | + } | ||
1539 | +} | ||
1540 | + | ||
1541 | +inline void default_socket_options(socket_t sock) { | ||
1542 | + int yes = 1; | ||
1543 | +#ifdef _WIN32 | ||
1544 | + setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, reinterpret_cast<char *>(&yes), | ||
1545 | + sizeof(yes)); | ||
1546 | + setsockopt(sock, SOL_SOCKET, SO_EXCLUSIVEADDRUSE, | ||
1547 | + reinterpret_cast<char *>(&yes), sizeof(yes)); | ||
1548 | +#else | ||
1549 | +#ifdef SO_REUSEPORT | ||
1550 | + setsockopt(sock, SOL_SOCKET, SO_REUSEPORT, reinterpret_cast<void *>(&yes), | ||
1551 | + sizeof(yes)); | ||
1552 | +#else | ||
1553 | + setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, reinterpret_cast<void *>(&yes), | ||
1554 | + sizeof(yes)); | ||
1555 | +#endif | ||
1556 | +#endif | ||
1557 | +} | ||
1558 | + | ||
1559 | +template <class Rep, class Period> | ||
1560 | +inline Server & | ||
1561 | +Server::set_read_timeout(const std::chrono::duration<Rep, Period> &duration) { | ||
1562 | + detail::duration_to_sec_and_usec( | ||
1563 | + duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); | ||
1564 | + return *this; | ||
1565 | +} | ||
1566 | + | ||
1567 | +template <class Rep, class Period> | ||
1568 | +inline Server & | ||
1569 | +Server::set_write_timeout(const std::chrono::duration<Rep, Period> &duration) { | ||
1570 | + detail::duration_to_sec_and_usec( | ||
1571 | + duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); | ||
1572 | + return *this; | ||
1573 | +} | ||
1574 | + | ||
1575 | +template <class Rep, class Period> | ||
1576 | +inline Server & | ||
1577 | +Server::set_idle_interval(const std::chrono::duration<Rep, Period> &duration) { | ||
1578 | + detail::duration_to_sec_and_usec( | ||
1579 | + duration, [&](time_t sec, time_t usec) { set_idle_interval(sec, usec); }); | ||
1580 | + return *this; | ||
1581 | +} | ||
1582 | + | ||
1583 | +inline std::string to_string(const Error error) { | ||
1584 | + switch (error) { | ||
1585 | + case Error::Success: return "Success"; | ||
1586 | + case Error::Connection: return "Connection"; | ||
1587 | + case Error::BindIPAddress: return "BindIPAddress"; | ||
1588 | + case Error::Read: return "Read"; | ||
1589 | + case Error::Write: return "Write"; | ||
1590 | + case Error::ExceedRedirectCount: return "ExceedRedirectCount"; | ||
1591 | + case Error::Canceled: return "Canceled"; | ||
1592 | + case Error::SSLConnection: return "SSLConnection"; | ||
1593 | + case Error::SSLLoadingCerts: return "SSLLoadingCerts"; | ||
1594 | + case Error::SSLServerVerification: return "SSLServerVerification"; | ||
1595 | + case Error::UnsupportedMultipartBoundaryChars: | ||
1596 | + return "UnsupportedMultipartBoundaryChars"; | ||
1597 | + case Error::Compression: return "Compression"; | ||
1598 | + case Error::ConnectionTimeout: return "ConnectionTimeout"; | ||
1599 | + case Error::Unknown: return "Unknown"; | ||
1600 | + default: break; | ||
1601 | + } | ||
1602 | + | ||
1603 | + return "Invalid"; | ||
1604 | +} | ||
1605 | + | ||
1606 | +inline std::ostream &operator<<(std::ostream &os, const Error &obj) { | ||
1607 | + os << to_string(obj); | ||
1608 | + os << " (" << static_cast<std::underlying_type<Error>::type>(obj) << ')'; | ||
1609 | + return os; | ||
1610 | +} | ||
1611 | + | ||
1612 | +template <typename T> | ||
1613 | +inline T Result::get_request_header_value(const char *key, size_t id) const { | ||
1614 | + return detail::get_header_value<T>(request_headers_, key, id, 0); | ||
1615 | +} | ||
1616 | + | ||
1617 | +template <class Rep, class Period> | ||
1618 | +inline void ClientImpl::set_connection_timeout( | ||
1619 | + const std::chrono::duration<Rep, Period> &duration) { | ||
1620 | + detail::duration_to_sec_and_usec(duration, [&](time_t sec, time_t usec) { | ||
1621 | + set_connection_timeout(sec, usec); | ||
1622 | + }); | ||
1623 | +} | ||
1624 | + | ||
1625 | +template <class Rep, class Period> | ||
1626 | +inline void ClientImpl::set_read_timeout( | ||
1627 | + const std::chrono::duration<Rep, Period> &duration) { | ||
1628 | + detail::duration_to_sec_and_usec( | ||
1629 | + duration, [&](time_t sec, time_t usec) { set_read_timeout(sec, usec); }); | ||
1630 | +} | ||
1631 | + | ||
1632 | +template <class Rep, class Period> | ||
1633 | +inline void ClientImpl::set_write_timeout( | ||
1634 | + const std::chrono::duration<Rep, Period> &duration) { | ||
1635 | + detail::duration_to_sec_and_usec( | ||
1636 | + duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); | ||
1637 | +} | ||
1638 | + | ||
1639 | +template <class Rep, class Period> | ||
1640 | +inline void Client::set_connection_timeout( | ||
1641 | + const std::chrono::duration<Rep, Period> &duration) { | ||
1642 | + cli_->set_connection_timeout(duration); | ||
1643 | +} | ||
1644 | + | ||
1645 | +template <class Rep, class Period> | ||
1646 | +inline void | ||
1647 | +Client::set_read_timeout(const std::chrono::duration<Rep, Period> &duration) { | ||
1648 | + cli_->set_read_timeout(duration); | ||
1649 | +} | ||
1650 | + | ||
1651 | +template <class Rep, class Period> | ||
1652 | +inline void | ||
1653 | +Client::set_write_timeout(const std::chrono::duration<Rep, Period> &duration) { | ||
1654 | + cli_->set_write_timeout(duration); | ||
1655 | +} | ||
1656 | + | ||
1657 | +/* | ||
1658 | + * Forward declarations and types that will be part of the .h file if split into | ||
1659 | + * .h + .cc. | ||
1660 | + */ | ||
1661 | + | ||
1662 | +std::string hosted_at(const char *hostname); | ||
1663 | + | ||
1664 | +void hosted_at(const char *hostname, std::vector<std::string> &addrs); | ||
1665 | + | ||
1666 | +std::string append_query_params(const char *path, const Params ¶ms); | ||
1667 | + | ||
1668 | +std::pair<std::string, std::string> make_range_header(Ranges ranges); | ||
1669 | + | ||
1670 | +std::pair<std::string, std::string> | ||
1671 | +make_basic_authentication_header(const std::string &username, | ||
1672 | + const std::string &password, | ||
1673 | + bool is_proxy = false); | ||
1674 | + | ||
1675 | +namespace detail { | ||
1676 | + | ||
1677 | +std::string encode_query_param(const std::string &value); | ||
1678 | + | ||
1679 | +std::string decode_url(const std::string &s, bool convert_plus_to_space); | ||
1680 | + | ||
1681 | +void read_file(const std::string &path, std::string &out); | ||
1682 | + | ||
1683 | +std::string trim_copy(const std::string &s); | ||
1684 | + | ||
1685 | +void split(const char *b, const char *e, char d, | ||
1686 | + std::function<void(const char *, const char *)> fn); | ||
1687 | + | ||
1688 | +bool process_client_socket(socket_t sock, time_t read_timeout_sec, | ||
1689 | + time_t read_timeout_usec, time_t write_timeout_sec, | ||
1690 | + time_t write_timeout_usec, | ||
1691 | + std::function<bool(Stream &)> callback); | ||
1692 | + | ||
1693 | +socket_t create_client_socket( | ||
1694 | + const char *host, const char *ip, int port, int address_family, | ||
1695 | + bool tcp_nodelay, SocketOptions socket_options, | ||
1696 | + time_t connection_timeout_sec, time_t connection_timeout_usec, | ||
1697 | + time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, | ||
1698 | + time_t write_timeout_usec, const std::string &intf, Error &error); | ||
1699 | + | ||
1700 | +const char *get_header_value(const Headers &headers, const char *key, | ||
1701 | + size_t id = 0, const char *def = nullptr); | ||
1702 | + | ||
1703 | +std::string params_to_query_str(const Params ¶ms); | ||
1704 | + | ||
1705 | +void parse_query_text(const std::string &s, Params ¶ms); | ||
1706 | + | ||
1707 | +bool parse_range_header(const std::string &s, Ranges &ranges); | ||
1708 | + | ||
1709 | +int close_socket(socket_t sock); | ||
1710 | + | ||
1711 | +ssize_t send_socket(socket_t sock, const void *ptr, size_t size, int flags); | ||
1712 | + | ||
1713 | +ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags); | ||
1714 | + | ||
1715 | +enum class EncodingType { None = 0, Gzip, Brotli }; | ||
1716 | + | ||
1717 | +EncodingType encoding_type(const Request &req, const Response &res); | ||
1718 | + | ||
1719 | +class BufferStream : public Stream { | ||
1720 | +public: | ||
1721 | + BufferStream() = default; | ||
1722 | + ~BufferStream() override = default; | ||
1723 | + | ||
1724 | + bool is_readable() const override; | ||
1725 | + bool is_writable() const override; | ||
1726 | + ssize_t read(char *ptr, size_t size) override; | ||
1727 | + ssize_t write(const char *ptr, size_t size) override; | ||
1728 | + void get_remote_ip_and_port(std::string &ip, int &port) const override; | ||
1729 | + socket_t socket() const override; | ||
1730 | + | ||
1731 | + const std::string &get_buffer() const; | ||
1732 | + | ||
1733 | +private: | ||
1734 | + std::string buffer; | ||
1735 | + size_t position = 0; | ||
1736 | +}; | ||
1737 | + | ||
1738 | +class compressor { | ||
1739 | +public: | ||
1740 | + virtual ~compressor() = default; | ||
1741 | + | ||
1742 | + typedef std::function<bool(const char *data, size_t data_len)> Callback; | ||
1743 | + virtual bool compress(const char *data, size_t data_length, bool last, | ||
1744 | + Callback callback) = 0; | ||
1745 | +}; | ||
1746 | + | ||
1747 | +class decompressor { | ||
1748 | +public: | ||
1749 | + virtual ~decompressor() = default; | ||
1750 | + | ||
1751 | + virtual bool is_valid() const = 0; | ||
1752 | + | ||
1753 | + typedef std::function<bool(const char *data, size_t data_len)> Callback; | ||
1754 | + virtual bool decompress(const char *data, size_t data_length, | ||
1755 | + Callback callback) = 0; | ||
1756 | +}; | ||
1757 | + | ||
1758 | +class nocompressor : public compressor { | ||
1759 | +public: | ||
1760 | + virtual ~nocompressor() = default; | ||
1761 | + | ||
1762 | + bool compress(const char *data, size_t data_length, bool /*last*/, | ||
1763 | + Callback callback) override; | ||
1764 | +}; | ||
1765 | + | ||
1766 | +#ifdef CPPHTTPLIB_ZLIB_SUPPORT | ||
1767 | +class gzip_compressor : public compressor { | ||
1768 | +public: | ||
1769 | + gzip_compressor(); | ||
1770 | + ~gzip_compressor(); | ||
1771 | + | ||
1772 | + bool compress(const char *data, size_t data_length, bool last, | ||
1773 | + Callback callback) override; | ||
1774 | + | ||
1775 | +private: | ||
1776 | + bool is_valid_ = false; | ||
1777 | + z_stream strm_; | ||
1778 | +}; | ||
1779 | + | ||
1780 | +class gzip_decompressor : public decompressor { | ||
1781 | +public: | ||
1782 | + gzip_decompressor(); | ||
1783 | + ~gzip_decompressor(); | ||
1784 | + | ||
1785 | + bool is_valid() const override; | ||
1786 | + | ||
1787 | + bool decompress(const char *data, size_t data_length, | ||
1788 | + Callback callback) override; | ||
1789 | + | ||
1790 | +private: | ||
1791 | + bool is_valid_ = false; | ||
1792 | + z_stream strm_; | ||
1793 | +}; | ||
1794 | +#endif | ||
1795 | + | ||
1796 | +#ifdef CPPHTTPLIB_BROTLI_SUPPORT | ||
1797 | +class brotli_compressor : public compressor { | ||
1798 | +public: | ||
1799 | + brotli_compressor(); | ||
1800 | + ~brotli_compressor(); | ||
1801 | + | ||
1802 | + bool compress(const char *data, size_t data_length, bool last, | ||
1803 | + Callback callback) override; | ||
1804 | + | ||
1805 | +private: | ||
1806 | + BrotliEncoderState *state_ = nullptr; | ||
1807 | +}; | ||
1808 | + | ||
1809 | +class brotli_decompressor : public decompressor { | ||
1810 | +public: | ||
1811 | + brotli_decompressor(); | ||
1812 | + ~brotli_decompressor(); | ||
1813 | + | ||
1814 | + bool is_valid() const override; | ||
1815 | + | ||
1816 | + bool decompress(const char *data, size_t data_length, | ||
1817 | + Callback callback) override; | ||
1818 | + | ||
1819 | +private: | ||
1820 | + BrotliDecoderResult decoder_r; | ||
1821 | + BrotliDecoderState *decoder_s = nullptr; | ||
1822 | +}; | ||
1823 | +#endif | ||
1824 | + | ||
1825 | +// NOTE: until the read size reaches `fixed_buffer_size`, use `fixed_buffer` | ||
1826 | +// to store data. The call can set memory on stack for performance. | ||
1827 | +class stream_line_reader { | ||
1828 | +public: | ||
1829 | + stream_line_reader(Stream &strm, char *fixed_buffer, | ||
1830 | + size_t fixed_buffer_size); | ||
1831 | + const char *ptr() const; | ||
1832 | + size_t size() const; | ||
1833 | + bool end_with_crlf() const; | ||
1834 | + bool getline(); | ||
1835 | + | ||
1836 | +private: | ||
1837 | + void append(char c); | ||
1838 | + | ||
1839 | + Stream &strm_; | ||
1840 | + char *fixed_buffer_; | ||
1841 | + const size_t fixed_buffer_size_; | ||
1842 | + size_t fixed_buffer_used_size_ = 0; | ||
1843 | + std::string glowable_buffer_; | ||
1844 | +}; | ||
1845 | + | ||
1846 | +} // namespace detail | ||
1847 | + | ||
1848 | +// ---------------------------------------------------------------------------- | ||
1849 | + | ||
1850 | +/* | ||
1851 | + * Implementation that will be part of the .cc file if split into .h + .cc. | ||
1852 | + */ | ||
1853 | + | ||
1854 | +namespace detail { | ||
1855 | + | ||
1856 | +inline bool is_hex(char c, int &v) { | ||
1857 | + if (0x20 <= c && isdigit(c)) { | ||
1858 | + v = c - '0'; | ||
1859 | + return true; | ||
1860 | + } else if ('A' <= c && c <= 'F') { | ||
1861 | + v = c - 'A' + 10; | ||
1862 | + return true; | ||
1863 | + } else if ('a' <= c && c <= 'f') { | ||
1864 | + v = c - 'a' + 10; | ||
1865 | + return true; | ||
1866 | + } | ||
1867 | + return false; | ||
1868 | +} | ||
1869 | + | ||
1870 | +inline bool from_hex_to_i(const std::string &s, size_t i, size_t cnt, | ||
1871 | + int &val) { | ||
1872 | + if (i >= s.size()) { return false; } | ||
1873 | + | ||
1874 | + val = 0; | ||
1875 | + for (; cnt; i++, cnt--) { | ||
1876 | + if (!s[i]) { return false; } | ||
1877 | + int v = 0; | ||
1878 | + if (is_hex(s[i], v)) { | ||
1879 | + val = val * 16 + v; | ||
1880 | + } else { | ||
1881 | + return false; | ||
1882 | + } | ||
1883 | + } | ||
1884 | + return true; | ||
1885 | +} | ||
1886 | + | ||
1887 | +inline std::string from_i_to_hex(size_t n) { | ||
1888 | + const char *charset = "0123456789abcdef"; | ||
1889 | + std::string ret; | ||
1890 | + do { | ||
1891 | + ret = charset[n & 15] + ret; | ||
1892 | + n >>= 4; | ||
1893 | + } while (n > 0); | ||
1894 | + return ret; | ||
1895 | +} | ||
1896 | + | ||
1897 | +inline size_t to_utf8(int code, char *buff) { | ||
1898 | + if (code < 0x0080) { | ||
1899 | + buff[0] = (code & 0x7F); | ||
1900 | + return 1; | ||
1901 | + } else if (code < 0x0800) { | ||
1902 | + buff[0] = static_cast<char>(0xC0 | ((code >> 6) & 0x1F)); | ||
1903 | + buff[1] = static_cast<char>(0x80 | (code & 0x3F)); | ||
1904 | + return 2; | ||
1905 | + } else if (code < 0xD800) { | ||
1906 | + buff[0] = static_cast<char>(0xE0 | ((code >> 12) & 0xF)); | ||
1907 | + buff[1] = static_cast<char>(0x80 | ((code >> 6) & 0x3F)); | ||
1908 | + buff[2] = static_cast<char>(0x80 | (code & 0x3F)); | ||
1909 | + return 3; | ||
1910 | + } else if (code < 0xE000) { // D800 - DFFF is invalid... | ||
1911 | + return 0; | ||
1912 | + } else if (code < 0x10000) { | ||
1913 | + buff[0] = static_cast<char>(0xE0 | ((code >> 12) & 0xF)); | ||
1914 | + buff[1] = static_cast<char>(0x80 | ((code >> 6) & 0x3F)); | ||
1915 | + buff[2] = static_cast<char>(0x80 | (code & 0x3F)); | ||
1916 | + return 3; | ||
1917 | + } else if (code < 0x110000) { | ||
1918 | + buff[0] = static_cast<char>(0xF0 | ((code >> 18) & 0x7)); | ||
1919 | + buff[1] = static_cast<char>(0x80 | ((code >> 12) & 0x3F)); | ||
1920 | + buff[2] = static_cast<char>(0x80 | ((code >> 6) & 0x3F)); | ||
1921 | + buff[3] = static_cast<char>(0x80 | (code & 0x3F)); | ||
1922 | + return 4; | ||
1923 | + } | ||
1924 | + | ||
1925 | + // NOTREACHED | ||
1926 | + return 0; | ||
1927 | +} | ||
1928 | + | ||
1929 | +// NOTE: This code came up with the following stackoverflow post: | ||
1930 | +// https://stackoverflow.com/questions/180947/base64-decode-snippet-in-c | ||
1931 | +inline std::string base64_encode(const std::string &in) { | ||
1932 | + static const auto lookup = | ||
1933 | + "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; | ||
1934 | + | ||
1935 | + std::string out; | ||
1936 | + out.reserve(in.size()); | ||
1937 | + | ||
1938 | + int val = 0; | ||
1939 | + int valb = -6; | ||
1940 | + | ||
1941 | + for (auto c : in) { | ||
1942 | + val = (val << 8) + static_cast<uint8_t>(c); | ||
1943 | + valb += 8; | ||
1944 | + while (valb >= 0) { | ||
1945 | + out.push_back(lookup[(val >> valb) & 0x3F]); | ||
1946 | + valb -= 6; | ||
1947 | + } | ||
1948 | + } | ||
1949 | + | ||
1950 | + if (valb > -6) { out.push_back(lookup[((val << 8) >> (valb + 8)) & 0x3F]); } | ||
1951 | + | ||
1952 | + while (out.size() % 4) { | ||
1953 | + out.push_back('='); | ||
1954 | + } | ||
1955 | + | ||
1956 | + return out; | ||
1957 | +} | ||
1958 | + | ||
1959 | +inline bool is_file(const std::string &path) { | ||
1960 | +#ifdef _WIN32 | ||
1961 | + return _access_s(path.c_str(), 0) == 0; | ||
1962 | +#else | ||
1963 | + struct stat st; | ||
1964 | + return stat(path.c_str(), &st) >= 0 && S_ISREG(st.st_mode); | ||
1965 | +#endif | ||
1966 | +} | ||
1967 | + | ||
1968 | +inline bool is_dir(const std::string &path) { | ||
1969 | + struct stat st; | ||
1970 | + return stat(path.c_str(), &st) >= 0 && S_ISDIR(st.st_mode); | ||
1971 | +} | ||
1972 | + | ||
1973 | +inline bool is_valid_path(const std::string &path) { | ||
1974 | + size_t level = 0; | ||
1975 | + size_t i = 0; | ||
1976 | + | ||
1977 | + // Skip slash | ||
1978 | + while (i < path.size() && path[i] == '/') { | ||
1979 | + i++; | ||
1980 | + } | ||
1981 | + | ||
1982 | + while (i < path.size()) { | ||
1983 | + // Read component | ||
1984 | + auto beg = i; | ||
1985 | + while (i < path.size() && path[i] != '/') { | ||
1986 | + i++; | ||
1987 | + } | ||
1988 | + | ||
1989 | + auto len = i - beg; | ||
1990 | + assert(len > 0); | ||
1991 | + | ||
1992 | + if (!path.compare(beg, len, ".")) { | ||
1993 | + ; | ||
1994 | + } else if (!path.compare(beg, len, "..")) { | ||
1995 | + if (level == 0) { return false; } | ||
1996 | + level--; | ||
1997 | + } else { | ||
1998 | + level++; | ||
1999 | + } | ||
2000 | + | ||
2001 | + // Skip slash | ||
2002 | + while (i < path.size() && path[i] == '/') { | ||
2003 | + i++; | ||
2004 | + } | ||
2005 | + } | ||
2006 | + | ||
2007 | + return true; | ||
2008 | +} | ||
2009 | + | ||
2010 | +inline std::string encode_query_param(const std::string &value) { | ||
2011 | + std::ostringstream escaped; | ||
2012 | + escaped.fill('0'); | ||
2013 | + escaped << std::hex; | ||
2014 | + | ||
2015 | + for (auto c : value) { | ||
2016 | + if (std::isalnum(static_cast<uint8_t>(c)) || c == '-' || c == '_' || | ||
2017 | + c == '.' || c == '!' || c == '~' || c == '*' || c == '\'' || c == '(' || | ||
2018 | + c == ')') { | ||
2019 | + escaped << c; | ||
2020 | + } else { | ||
2021 | + escaped << std::uppercase; | ||
2022 | + escaped << '%' << std::setw(2) | ||
2023 | + << static_cast<int>(static_cast<unsigned char>(c)); | ||
2024 | + escaped << std::nouppercase; | ||
2025 | + } | ||
2026 | + } | ||
2027 | + | ||
2028 | + return escaped.str(); | ||
2029 | +} | ||
2030 | + | ||
2031 | +inline std::string encode_url(const std::string &s) { | ||
2032 | + std::string result; | ||
2033 | + result.reserve(s.size()); | ||
2034 | + | ||
2035 | + for (size_t i = 0; s[i]; i++) { | ||
2036 | + switch (s[i]) { | ||
2037 | + case ' ': result += "%20"; break; | ||
2038 | + case '+': result += "%2B"; break; | ||
2039 | + case '\r': result += "%0D"; break; | ||
2040 | + case '\n': result += "%0A"; break; | ||
2041 | + case '\'': result += "%27"; break; | ||
2042 | + case ',': result += "%2C"; break; | ||
2043 | + // case ':': result += "%3A"; break; // ok? probably... | ||
2044 | + case ';': result += "%3B"; break; | ||
2045 | + default: | ||
2046 | + auto c = static_cast<uint8_t>(s[i]); | ||
2047 | + if (c >= 0x80) { | ||
2048 | + result += '%'; | ||
2049 | + char hex[4]; | ||
2050 | + auto len = snprintf(hex, sizeof(hex) - 1, "%02X", c); | ||
2051 | + assert(len == 2); | ||
2052 | + result.append(hex, static_cast<size_t>(len)); | ||
2053 | + } else { | ||
2054 | + result += s[i]; | ||
2055 | + } | ||
2056 | + break; | ||
2057 | + } | ||
2058 | + } | ||
2059 | + | ||
2060 | + return result; | ||
2061 | +} | ||
2062 | + | ||
2063 | +inline std::string decode_url(const std::string &s, | ||
2064 | + bool convert_plus_to_space) { | ||
2065 | + std::string result; | ||
2066 | + | ||
2067 | + for (size_t i = 0; i < s.size(); i++) { | ||
2068 | + if (s[i] == '%' && i + 1 < s.size()) { | ||
2069 | + if (s[i + 1] == 'u') { | ||
2070 | + int val = 0; | ||
2071 | + if (from_hex_to_i(s, i + 2, 4, val)) { | ||
2072 | + // 4 digits Unicode codes | ||
2073 | + char buff[4]; | ||
2074 | + size_t len = to_utf8(val, buff); | ||
2075 | + if (len > 0) { result.append(buff, len); } | ||
2076 | + i += 5; // 'u0000' | ||
2077 | + } else { | ||
2078 | + result += s[i]; | ||
2079 | + } | ||
2080 | + } else { | ||
2081 | + int val = 0; | ||
2082 | + if (from_hex_to_i(s, i + 1, 2, val)) { | ||
2083 | + // 2 digits hex codes | ||
2084 | + result += static_cast<char>(val); | ||
2085 | + i += 2; // '00' | ||
2086 | + } else { | ||
2087 | + result += s[i]; | ||
2088 | + } | ||
2089 | + } | ||
2090 | + } else if (convert_plus_to_space && s[i] == '+') { | ||
2091 | + result += ' '; | ||
2092 | + } else { | ||
2093 | + result += s[i]; | ||
2094 | + } | ||
2095 | + } | ||
2096 | + | ||
2097 | + return result; | ||
2098 | +} | ||
2099 | + | ||
2100 | +inline void read_file(const std::string &path, std::string &out) { | ||
2101 | + std::ifstream fs(path, std::ios_base::binary); | ||
2102 | + fs.seekg(0, std::ios_base::end); | ||
2103 | + auto size = fs.tellg(); | ||
2104 | + fs.seekg(0); | ||
2105 | + out.resize(static_cast<size_t>(size)); | ||
2106 | + fs.read(&out[0], static_cast<std::streamsize>(size)); | ||
2107 | +} | ||
2108 | + | ||
2109 | +inline std::string file_extension(const std::string &path) { | ||
2110 | + std::smatch m; | ||
2111 | + static auto re = std::regex("\\.([a-zA-Z0-9]+)$"); | ||
2112 | + if (std::regex_search(path, m, re)) { return m[1].str(); } | ||
2113 | + return std::string(); | ||
2114 | +} | ||
2115 | + | ||
2116 | +inline bool is_space_or_tab(char c) { return c == ' ' || c == '\t'; } | ||
2117 | + | ||
2118 | +inline std::pair<size_t, size_t> trim(const char *b, const char *e, size_t left, | ||
2119 | + size_t right) { | ||
2120 | + while (b + left < e && is_space_or_tab(b[left])) { | ||
2121 | + left++; | ||
2122 | + } | ||
2123 | + while (right > 0 && is_space_or_tab(b[right - 1])) { | ||
2124 | + right--; | ||
2125 | + } | ||
2126 | + return std::make_pair(left, right); | ||
2127 | +} | ||
2128 | + | ||
2129 | +inline std::string trim_copy(const std::string &s) { | ||
2130 | + auto r = trim(s.data(), s.data() + s.size(), 0, s.size()); | ||
2131 | + return s.substr(r.first, r.second - r.first); | ||
2132 | +} | ||
2133 | + | ||
2134 | +inline void split(const char *b, const char *e, char d, | ||
2135 | + std::function<void(const char *, const char *)> fn) { | ||
2136 | + size_t i = 0; | ||
2137 | + size_t beg = 0; | ||
2138 | + | ||
2139 | + while (e ? (b + i < e) : (b[i] != '\0')) { | ||
2140 | + if (b[i] == d) { | ||
2141 | + auto r = trim(b, e, beg, i); | ||
2142 | + if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } | ||
2143 | + beg = i + 1; | ||
2144 | + } | ||
2145 | + i++; | ||
2146 | + } | ||
2147 | + | ||
2148 | + if (i) { | ||
2149 | + auto r = trim(b, e, beg, i); | ||
2150 | + if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } | ||
2151 | + } | ||
2152 | +} | ||
2153 | + | ||
2154 | +inline stream_line_reader::stream_line_reader(Stream &strm, char *fixed_buffer, | ||
2155 | + size_t fixed_buffer_size) | ||
2156 | + : strm_(strm), fixed_buffer_(fixed_buffer), | ||
2157 | + fixed_buffer_size_(fixed_buffer_size) {} | ||
2158 | + | ||
2159 | +inline const char *stream_line_reader::ptr() const { | ||
2160 | + if (glowable_buffer_.empty()) { | ||
2161 | + return fixed_buffer_; | ||
2162 | + } else { | ||
2163 | + return glowable_buffer_.data(); | ||
2164 | + } | ||
2165 | +} | ||
2166 | + | ||
2167 | +inline size_t stream_line_reader::size() const { | ||
2168 | + if (glowable_buffer_.empty()) { | ||
2169 | + return fixed_buffer_used_size_; | ||
2170 | + } else { | ||
2171 | + return glowable_buffer_.size(); | ||
2172 | + } | ||
2173 | +} | ||
2174 | + | ||
2175 | +inline bool stream_line_reader::end_with_crlf() const { | ||
2176 | + auto end = ptr() + size(); | ||
2177 | + return size() >= 2 && end[-2] == '\r' && end[-1] == '\n'; | ||
2178 | +} | ||
2179 | + | ||
2180 | +inline bool stream_line_reader::getline() { | ||
2181 | + fixed_buffer_used_size_ = 0; | ||
2182 | + glowable_buffer_.clear(); | ||
2183 | + | ||
2184 | + for (size_t i = 0;; i++) { | ||
2185 | + char byte; | ||
2186 | + auto n = strm_.read(&byte, 1); | ||
2187 | + | ||
2188 | + if (n < 0) { | ||
2189 | + return false; | ||
2190 | + } else if (n == 0) { | ||
2191 | + if (i == 0) { | ||
2192 | + return false; | ||
2193 | + } else { | ||
2194 | + break; | ||
2195 | + } | ||
2196 | + } | ||
2197 | + | ||
2198 | + append(byte); | ||
2199 | + | ||
2200 | + if (byte == '\n') { break; } | ||
2201 | + } | ||
2202 | + | ||
2203 | + return true; | ||
2204 | +} | ||
2205 | + | ||
2206 | +inline void stream_line_reader::append(char c) { | ||
2207 | + if (fixed_buffer_used_size_ < fixed_buffer_size_ - 1) { | ||
2208 | + fixed_buffer_[fixed_buffer_used_size_++] = c; | ||
2209 | + fixed_buffer_[fixed_buffer_used_size_] = '\0'; | ||
2210 | + } else { | ||
2211 | + if (glowable_buffer_.empty()) { | ||
2212 | + assert(fixed_buffer_[fixed_buffer_used_size_] == '\0'); | ||
2213 | + glowable_buffer_.assign(fixed_buffer_, fixed_buffer_used_size_); | ||
2214 | + } | ||
2215 | + glowable_buffer_ += c; | ||
2216 | + } | ||
2217 | +} | ||
2218 | + | ||
2219 | +inline int close_socket(socket_t sock) { | ||
2220 | +#ifdef _WIN32 | ||
2221 | + return closesocket(sock); | ||
2222 | +#else | ||
2223 | + return close(sock); | ||
2224 | +#endif | ||
2225 | +} | ||
2226 | + | ||
2227 | +template <typename T> inline ssize_t handle_EINTR(T fn) { | ||
2228 | + ssize_t res = false; | ||
2229 | + while (true) { | ||
2230 | + res = fn(); | ||
2231 | + if (res < 0 && errno == EINTR) { continue; } | ||
2232 | + break; | ||
2233 | + } | ||
2234 | + return res; | ||
2235 | +} | ||
2236 | + | ||
2237 | +inline ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags) { | ||
2238 | + return handle_EINTR([&]() { | ||
2239 | + return recv(sock, | ||
2240 | +#ifdef _WIN32 | ||
2241 | + static_cast<char *>(ptr), static_cast<int>(size), | ||
2242 | +#else | ||
2243 | + ptr, size, | ||
2244 | +#endif | ||
2245 | + flags); | ||
2246 | + }); | ||
2247 | +} | ||
2248 | + | ||
2249 | +inline ssize_t send_socket(socket_t sock, const void *ptr, size_t size, | ||
2250 | + int flags) { | ||
2251 | + return handle_EINTR([&]() { | ||
2252 | + return send(sock, | ||
2253 | +#ifdef _WIN32 | ||
2254 | + static_cast<const char *>(ptr), static_cast<int>(size), | ||
2255 | +#else | ||
2256 | + ptr, size, | ||
2257 | +#endif | ||
2258 | + flags); | ||
2259 | + }); | ||
2260 | +} | ||
2261 | + | ||
2262 | +inline ssize_t select_read(socket_t sock, time_t sec, time_t usec) { | ||
2263 | +#ifdef CPPHTTPLIB_USE_POLL | ||
2264 | + struct pollfd pfd_read; | ||
2265 | + pfd_read.fd = sock; | ||
2266 | + pfd_read.events = POLLIN; | ||
2267 | + | ||
2268 | + auto timeout = static_cast<int>(sec * 1000 + usec / 1000); | ||
2269 | + | ||
2270 | + return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); | ||
2271 | +#else | ||
2272 | +#ifndef _WIN32 | ||
2273 | + if (sock >= FD_SETSIZE) { return 1; } | ||
2274 | +#endif | ||
2275 | + | ||
2276 | + fd_set fds; | ||
2277 | + FD_ZERO(&fds); | ||
2278 | + FD_SET(sock, &fds); | ||
2279 | + | ||
2280 | + timeval tv; | ||
2281 | + tv.tv_sec = static_cast<long>(sec); | ||
2282 | + tv.tv_usec = static_cast<decltype(tv.tv_usec)>(usec); | ||
2283 | + | ||
2284 | + return handle_EINTR([&]() { | ||
2285 | + return select(static_cast<int>(sock + 1), &fds, nullptr, nullptr, &tv); | ||
2286 | + }); | ||
2287 | +#endif | ||
2288 | +} | ||
2289 | + | ||
2290 | +inline ssize_t select_write(socket_t sock, time_t sec, time_t usec) { | ||
2291 | +#ifdef CPPHTTPLIB_USE_POLL | ||
2292 | + struct pollfd pfd_read; | ||
2293 | + pfd_read.fd = sock; | ||
2294 | + pfd_read.events = POLLOUT; | ||
2295 | + | ||
2296 | + auto timeout = static_cast<int>(sec * 1000 + usec / 1000); | ||
2297 | + | ||
2298 | + return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); | ||
2299 | +#else | ||
2300 | +#ifndef _WIN32 | ||
2301 | + if (sock >= FD_SETSIZE) { return 1; } | ||
2302 | +#endif | ||
2303 | + | ||
2304 | + fd_set fds; | ||
2305 | + FD_ZERO(&fds); | ||
2306 | + FD_SET(sock, &fds); | ||
2307 | + | ||
2308 | + timeval tv; | ||
2309 | + tv.tv_sec = static_cast<long>(sec); | ||
2310 | + tv.tv_usec = static_cast<decltype(tv.tv_usec)>(usec); | ||
2311 | + | ||
2312 | + return handle_EINTR([&]() { | ||
2313 | + return select(static_cast<int>(sock + 1), nullptr, &fds, nullptr, &tv); | ||
2314 | + }); | ||
2315 | +#endif | ||
2316 | +} | ||
2317 | + | ||
2318 | +inline Error wait_until_socket_is_ready(socket_t sock, time_t sec, | ||
2319 | + time_t usec) { | ||
2320 | +#ifdef CPPHTTPLIB_USE_POLL | ||
2321 | + struct pollfd pfd_read; | ||
2322 | + pfd_read.fd = sock; | ||
2323 | + pfd_read.events = POLLIN | POLLOUT; | ||
2324 | + | ||
2325 | + auto timeout = static_cast<int>(sec * 1000 + usec / 1000); | ||
2326 | + | ||
2327 | + auto poll_res = handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); | ||
2328 | + | ||
2329 | + if (poll_res == 0) { return Error::ConnectionTimeout; } | ||
2330 | + | ||
2331 | + if (poll_res > 0 && pfd_read.revents & (POLLIN | POLLOUT)) { | ||
2332 | + int error = 0; | ||
2333 | + socklen_t len = sizeof(error); | ||
2334 | + auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, | ||
2335 | + reinterpret_cast<char *>(&error), &len); | ||
2336 | + auto successful = res >= 0 && !error; | ||
2337 | + return successful ? Error::Success : Error::Connection; | ||
2338 | + } | ||
2339 | + | ||
2340 | + return Error::Connection; | ||
2341 | +#else | ||
2342 | +#ifndef _WIN32 | ||
2343 | + if (sock >= FD_SETSIZE) { return Error::Connection; } | ||
2344 | +#endif | ||
2345 | + | ||
2346 | + fd_set fdsr; | ||
2347 | + FD_ZERO(&fdsr); | ||
2348 | + FD_SET(sock, &fdsr); | ||
2349 | + | ||
2350 | + auto fdsw = fdsr; | ||
2351 | + auto fdse = fdsr; | ||
2352 | + | ||
2353 | + timeval tv; | ||
2354 | + tv.tv_sec = static_cast<long>(sec); | ||
2355 | + tv.tv_usec = static_cast<decltype(tv.tv_usec)>(usec); | ||
2356 | + | ||
2357 | + auto ret = handle_EINTR([&]() { | ||
2358 | + return select(static_cast<int>(sock + 1), &fdsr, &fdsw, &fdse, &tv); | ||
2359 | + }); | ||
2360 | + | ||
2361 | + if (ret == 0) { return Error::ConnectionTimeout; } | ||
2362 | + | ||
2363 | + if (ret > 0 && (FD_ISSET(sock, &fdsr) || FD_ISSET(sock, &fdsw))) { | ||
2364 | + int error = 0; | ||
2365 | + socklen_t len = sizeof(error); | ||
2366 | + auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, | ||
2367 | + reinterpret_cast<char *>(&error), &len); | ||
2368 | + auto successful = res >= 0 && !error; | ||
2369 | + return successful ? Error::Success : Error::Connection; | ||
2370 | + } | ||
2371 | + return Error::Connection; | ||
2372 | +#endif | ||
2373 | +} | ||
2374 | + | ||
2375 | +inline bool is_socket_alive(socket_t sock) { | ||
2376 | + const auto val = detail::select_read(sock, 0, 0); | ||
2377 | + if (val == 0) { | ||
2378 | + return true; | ||
2379 | + } else if (val < 0 && errno == EBADF) { | ||
2380 | + return false; | ||
2381 | + } | ||
2382 | + char buf[1]; | ||
2383 | + return detail::read_socket(sock, &buf[0], sizeof(buf), MSG_PEEK) > 0; | ||
2384 | +} | ||
2385 | + | ||
2386 | +class SocketStream : public Stream { | ||
2387 | +public: | ||
2388 | + SocketStream(socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, | ||
2389 | + time_t write_timeout_sec, time_t write_timeout_usec); | ||
2390 | + ~SocketStream() override; | ||
2391 | + | ||
2392 | + bool is_readable() const override; | ||
2393 | + bool is_writable() const override; | ||
2394 | + ssize_t read(char *ptr, size_t size) override; | ||
2395 | + ssize_t write(const char *ptr, size_t size) override; | ||
2396 | + void get_remote_ip_and_port(std::string &ip, int &port) const override; | ||
2397 | + socket_t socket() const override; | ||
2398 | + | ||
2399 | +private: | ||
2400 | + socket_t sock_; | ||
2401 | + time_t read_timeout_sec_; | ||
2402 | + time_t read_timeout_usec_; | ||
2403 | + time_t write_timeout_sec_; | ||
2404 | + time_t write_timeout_usec_; | ||
2405 | + | ||
2406 | + std::vector<char> read_buff_; | ||
2407 | + size_t read_buff_off_ = 0; | ||
2408 | + size_t read_buff_content_size_ = 0; | ||
2409 | + | ||
2410 | + static const size_t read_buff_size_ = 1024 * 4; | ||
2411 | +}; | ||
2412 | + | ||
2413 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
2414 | +class SSLSocketStream : public Stream { | ||
2415 | +public: | ||
2416 | + SSLSocketStream(socket_t sock, SSL *ssl, time_t read_timeout_sec, | ||
2417 | + time_t read_timeout_usec, time_t write_timeout_sec, | ||
2418 | + time_t write_timeout_usec); | ||
2419 | + ~SSLSocketStream() override; | ||
2420 | + | ||
2421 | + bool is_readable() const override; | ||
2422 | + bool is_writable() const override; | ||
2423 | + ssize_t read(char *ptr, size_t size) override; | ||
2424 | + ssize_t write(const char *ptr, size_t size) override; | ||
2425 | + void get_remote_ip_and_port(std::string &ip, int &port) const override; | ||
2426 | + socket_t socket() const override; | ||
2427 | + | ||
2428 | +private: | ||
2429 | + socket_t sock_; | ||
2430 | + SSL *ssl_; | ||
2431 | + time_t read_timeout_sec_; | ||
2432 | + time_t read_timeout_usec_; | ||
2433 | + time_t write_timeout_sec_; | ||
2434 | + time_t write_timeout_usec_; | ||
2435 | +}; | ||
2436 | +#endif | ||
2437 | + | ||
2438 | +inline bool keep_alive(socket_t sock, time_t keep_alive_timeout_sec) { | ||
2439 | + using namespace std::chrono; | ||
2440 | + auto start = steady_clock::now(); | ||
2441 | + while (true) { | ||
2442 | + auto val = select_read(sock, 0, 10000); | ||
2443 | + if (val < 0) { | ||
2444 | + return false; | ||
2445 | + } else if (val == 0) { | ||
2446 | + auto current = steady_clock::now(); | ||
2447 | + auto duration = duration_cast<milliseconds>(current - start); | ||
2448 | + auto timeout = keep_alive_timeout_sec * 1000; | ||
2449 | + if (duration.count() > timeout) { return false; } | ||
2450 | + std::this_thread::sleep_for(std::chrono::milliseconds(1)); | ||
2451 | + } else { | ||
2452 | + return true; | ||
2453 | + } | ||
2454 | + } | ||
2455 | +} | ||
2456 | + | ||
2457 | +template <typename T> | ||
2458 | +inline bool | ||
2459 | +process_server_socket_core(const std::atomic<socket_t> &svr_sock, socket_t sock, | ||
2460 | + size_t keep_alive_max_count, | ||
2461 | + time_t keep_alive_timeout_sec, T callback) { | ||
2462 | + assert(keep_alive_max_count > 0); | ||
2463 | + auto ret = false; | ||
2464 | + auto count = keep_alive_max_count; | ||
2465 | + while (svr_sock != INVALID_SOCKET && count > 0 && | ||
2466 | + keep_alive(sock, keep_alive_timeout_sec)) { | ||
2467 | + auto close_connection = count == 1; | ||
2468 | + auto connection_closed = false; | ||
2469 | + ret = callback(close_connection, connection_closed); | ||
2470 | + if (!ret || connection_closed) { break; } | ||
2471 | + count--; | ||
2472 | + } | ||
2473 | + return ret; | ||
2474 | +} | ||
2475 | + | ||
2476 | +template <typename T> | ||
2477 | +inline bool | ||
2478 | +process_server_socket(const std::atomic<socket_t> &svr_sock, socket_t sock, | ||
2479 | + size_t keep_alive_max_count, | ||
2480 | + time_t keep_alive_timeout_sec, time_t read_timeout_sec, | ||
2481 | + time_t read_timeout_usec, time_t write_timeout_sec, | ||
2482 | + time_t write_timeout_usec, T callback) { | ||
2483 | + return process_server_socket_core( | ||
2484 | + svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, | ||
2485 | + [&](bool close_connection, bool &connection_closed) { | ||
2486 | + SocketStream strm(sock, read_timeout_sec, read_timeout_usec, | ||
2487 | + write_timeout_sec, write_timeout_usec); | ||
2488 | + return callback(strm, close_connection, connection_closed); | ||
2489 | + }); | ||
2490 | +} | ||
2491 | + | ||
2492 | +inline bool process_client_socket(socket_t sock, time_t read_timeout_sec, | ||
2493 | + time_t read_timeout_usec, | ||
2494 | + time_t write_timeout_sec, | ||
2495 | + time_t write_timeout_usec, | ||
2496 | + std::function<bool(Stream &)> callback) { | ||
2497 | + SocketStream strm(sock, read_timeout_sec, read_timeout_usec, | ||
2498 | + write_timeout_sec, write_timeout_usec); | ||
2499 | + return callback(strm); | ||
2500 | +} | ||
2501 | + | ||
2502 | +inline int shutdown_socket(socket_t sock) { | ||
2503 | +#ifdef _WIN32 | ||
2504 | + return shutdown(sock, SD_BOTH); | ||
2505 | +#else | ||
2506 | + return shutdown(sock, SHUT_RDWR); | ||
2507 | +#endif | ||
2508 | +} | ||
2509 | + | ||
2510 | +template <typename BindOrConnect> | ||
2511 | +socket_t create_socket(const char *host, const char *ip, int port, | ||
2512 | + int address_family, int socket_flags, bool tcp_nodelay, | ||
2513 | + SocketOptions socket_options, | ||
2514 | + BindOrConnect bind_or_connect) { | ||
2515 | + // Get address info | ||
2516 | + const char *node = nullptr; | ||
2517 | + struct addrinfo hints; | ||
2518 | + struct addrinfo *result; | ||
2519 | + | ||
2520 | + memset(&hints, 0, sizeof(struct addrinfo)); | ||
2521 | + hints.ai_socktype = SOCK_STREAM; | ||
2522 | + hints.ai_protocol = 0; | ||
2523 | + | ||
2524 | + if (ip[0] != '\0') { | ||
2525 | + node = ip; | ||
2526 | + // Ask getaddrinfo to convert IP in c-string to address | ||
2527 | + hints.ai_family = AF_UNSPEC; | ||
2528 | + hints.ai_flags = AI_NUMERICHOST; | ||
2529 | + } else { | ||
2530 | + node = host; | ||
2531 | + hints.ai_family = address_family; | ||
2532 | + hints.ai_flags = socket_flags; | ||
2533 | + } | ||
2534 | + | ||
2535 | + auto service = std::to_string(port); | ||
2536 | + | ||
2537 | + if (getaddrinfo(node, service.c_str(), &hints, &result)) { | ||
2538 | +#if defined __linux__ && !defined __ANDROID__ | ||
2539 | + res_init(); | ||
2540 | +#endif | ||
2541 | + return INVALID_SOCKET; | ||
2542 | + } | ||
2543 | + | ||
2544 | + for (auto rp = result; rp; rp = rp->ai_next) { | ||
2545 | + // Create a socket | ||
2546 | +#ifdef _WIN32 | ||
2547 | + auto sock = | ||
2548 | + WSASocketW(rp->ai_family, rp->ai_socktype, rp->ai_protocol, nullptr, 0, | ||
2549 | + WSA_FLAG_NO_HANDLE_INHERIT | WSA_FLAG_OVERLAPPED); | ||
2550 | + /** | ||
2551 | + * Since the WSA_FLAG_NO_HANDLE_INHERIT is only supported on Windows 7 SP1 | ||
2552 | + * and above the socket creation fails on older Windows Systems. | ||
2553 | + * | ||
2554 | + * Let's try to create a socket the old way in this case. | ||
2555 | + * | ||
2556 | + * Reference: | ||
2557 | + * https://docs.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-wsasocketa | ||
2558 | + * | ||
2559 | + * WSA_FLAG_NO_HANDLE_INHERIT: | ||
2560 | + * This flag is supported on Windows 7 with SP1, Windows Server 2008 R2 with | ||
2561 | + * SP1, and later | ||
2562 | + * | ||
2563 | + */ | ||
2564 | + if (sock == INVALID_SOCKET) { | ||
2565 | + sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); | ||
2566 | + } | ||
2567 | +#else | ||
2568 | + auto sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); | ||
2569 | +#endif | ||
2570 | + if (sock == INVALID_SOCKET) { continue; } | ||
2571 | + | ||
2572 | +#ifndef _WIN32 | ||
2573 | + if (fcntl(sock, F_SETFD, FD_CLOEXEC) == -1) { continue; } | ||
2574 | +#endif | ||
2575 | + | ||
2576 | + if (tcp_nodelay) { | ||
2577 | + int yes = 1; | ||
2578 | + setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&yes), | ||
2579 | + sizeof(yes)); | ||
2580 | + } | ||
2581 | + | ||
2582 | + if (socket_options) { socket_options(sock); } | ||
2583 | + | ||
2584 | + if (rp->ai_family == AF_INET6) { | ||
2585 | + int no = 0; | ||
2586 | + setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, reinterpret_cast<char *>(&no), | ||
2587 | + sizeof(no)); | ||
2588 | + } | ||
2589 | + | ||
2590 | + // bind or connect | ||
2591 | + if (bind_or_connect(sock, *rp)) { | ||
2592 | + freeaddrinfo(result); | ||
2593 | + return sock; | ||
2594 | + } | ||
2595 | + | ||
2596 | + close_socket(sock); | ||
2597 | + } | ||
2598 | + | ||
2599 | + freeaddrinfo(result); | ||
2600 | + return INVALID_SOCKET; | ||
2601 | +} | ||
2602 | + | ||
2603 | +inline void set_nonblocking(socket_t sock, bool nonblocking) { | ||
2604 | +#ifdef _WIN32 | ||
2605 | + auto flags = nonblocking ? 1UL : 0UL; | ||
2606 | + ioctlsocket(sock, FIONBIO, &flags); | ||
2607 | +#else | ||
2608 | + auto flags = fcntl(sock, F_GETFL, 0); | ||
2609 | + fcntl(sock, F_SETFL, | ||
2610 | + nonblocking ? (flags | O_NONBLOCK) : (flags & (~O_NONBLOCK))); | ||
2611 | +#endif | ||
2612 | +} | ||
2613 | + | ||
2614 | +inline bool is_connection_error() { | ||
2615 | +#ifdef _WIN32 | ||
2616 | + return WSAGetLastError() != WSAEWOULDBLOCK; | ||
2617 | +#else | ||
2618 | + return errno != EINPROGRESS; | ||
2619 | +#endif | ||
2620 | +} | ||
2621 | + | ||
2622 | +inline bool bind_ip_address(socket_t sock, const char *host) { | ||
2623 | + struct addrinfo hints; | ||
2624 | + struct addrinfo *result; | ||
2625 | + | ||
2626 | + memset(&hints, 0, sizeof(struct addrinfo)); | ||
2627 | + hints.ai_family = AF_UNSPEC; | ||
2628 | + hints.ai_socktype = SOCK_STREAM; | ||
2629 | + hints.ai_protocol = 0; | ||
2630 | + | ||
2631 | + if (getaddrinfo(host, "0", &hints, &result)) { return false; } | ||
2632 | + | ||
2633 | + auto ret = false; | ||
2634 | + for (auto rp = result; rp; rp = rp->ai_next) { | ||
2635 | + const auto &ai = *rp; | ||
2636 | + if (!::bind(sock, ai.ai_addr, static_cast<socklen_t>(ai.ai_addrlen))) { | ||
2637 | + ret = true; | ||
2638 | + break; | ||
2639 | + } | ||
2640 | + } | ||
2641 | + | ||
2642 | + freeaddrinfo(result); | ||
2643 | + return ret; | ||
2644 | +} | ||
2645 | + | ||
2646 | +#if !defined _WIN32 && !defined ANDROID | ||
2647 | +#define USE_IF2IP | ||
2648 | +#endif | ||
2649 | + | ||
2650 | +#ifdef USE_IF2IP | ||
2651 | +inline std::string if2ip(const std::string &ifn) { | ||
2652 | + struct ifaddrs *ifap; | ||
2653 | + getifaddrs(&ifap); | ||
2654 | + for (auto ifa = ifap; ifa; ifa = ifa->ifa_next) { | ||
2655 | + if (ifa->ifa_addr && ifn == ifa->ifa_name) { | ||
2656 | + if (ifa->ifa_addr->sa_family == AF_INET) { | ||
2657 | + auto sa = reinterpret_cast<struct sockaddr_in *>(ifa->ifa_addr); | ||
2658 | + char buf[INET_ADDRSTRLEN]; | ||
2659 | + if (inet_ntop(AF_INET, &sa->sin_addr, buf, INET_ADDRSTRLEN)) { | ||
2660 | + freeifaddrs(ifap); | ||
2661 | + return std::string(buf, INET_ADDRSTRLEN); | ||
2662 | + } | ||
2663 | + } | ||
2664 | + } | ||
2665 | + } | ||
2666 | + freeifaddrs(ifap); | ||
2667 | + return std::string(); | ||
2668 | +} | ||
2669 | +#endif | ||
2670 | + | ||
2671 | +inline socket_t create_client_socket( | ||
2672 | + const char *host, const char *ip, int port, int address_family, | ||
2673 | + bool tcp_nodelay, SocketOptions socket_options, | ||
2674 | + time_t connection_timeout_sec, time_t connection_timeout_usec, | ||
2675 | + time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, | ||
2676 | + time_t write_timeout_usec, const std::string &intf, Error &error) { | ||
2677 | + auto sock = create_socket( | ||
2678 | + host, ip, port, address_family, 0, tcp_nodelay, std::move(socket_options), | ||
2679 | + [&](socket_t sock2, struct addrinfo &ai) -> bool { | ||
2680 | + if (!intf.empty()) { | ||
2681 | +#ifdef USE_IF2IP | ||
2682 | + auto ip = if2ip(intf); | ||
2683 | + if (ip.empty()) { ip = intf; } | ||
2684 | + if (!bind_ip_address(sock2, ip.c_str())) { | ||
2685 | + error = Error::BindIPAddress; | ||
2686 | + return false; | ||
2687 | + } | ||
2688 | +#endif | ||
2689 | + } | ||
2690 | + | ||
2691 | + set_nonblocking(sock2, true); | ||
2692 | + | ||
2693 | + auto ret = | ||
2694 | + ::connect(sock2, ai.ai_addr, static_cast<socklen_t>(ai.ai_addrlen)); | ||
2695 | + | ||
2696 | + if (ret < 0) { | ||
2697 | + if (is_connection_error()) { | ||
2698 | + error = Error::Connection; | ||
2699 | + return false; | ||
2700 | + } | ||
2701 | + error = wait_until_socket_is_ready(sock2, connection_timeout_sec, | ||
2702 | + connection_timeout_usec); | ||
2703 | + if (error != Error::Success) { return false; } | ||
2704 | + } | ||
2705 | + | ||
2706 | + set_nonblocking(sock2, false); | ||
2707 | + | ||
2708 | + { | ||
2709 | +#ifdef _WIN32 | ||
2710 | + auto timeout = static_cast<uint32_t>(read_timeout_sec * 1000 + | ||
2711 | + read_timeout_usec / 1000); | ||
2712 | + setsockopt(sock2, SOL_SOCKET, SO_RCVTIMEO, (char *)&timeout, | ||
2713 | + sizeof(timeout)); | ||
2714 | +#else | ||
2715 | + timeval tv; | ||
2716 | + tv.tv_sec = static_cast<long>(read_timeout_sec); | ||
2717 | + tv.tv_usec = static_cast<decltype(tv.tv_usec)>(read_timeout_usec); | ||
2718 | + setsockopt(sock2, SOL_SOCKET, SO_RCVTIMEO, (char *)&tv, sizeof(tv)); | ||
2719 | +#endif | ||
2720 | + } | ||
2721 | + { | ||
2722 | + | ||
2723 | +#ifdef _WIN32 | ||
2724 | + auto timeout = static_cast<uint32_t>(write_timeout_sec * 1000 + | ||
2725 | + write_timeout_usec / 1000); | ||
2726 | + setsockopt(sock2, SOL_SOCKET, SO_SNDTIMEO, (char *)&timeout, | ||
2727 | + sizeof(timeout)); | ||
2728 | +#else | ||
2729 | + timeval tv; | ||
2730 | + tv.tv_sec = static_cast<long>(write_timeout_sec); | ||
2731 | + tv.tv_usec = static_cast<decltype(tv.tv_usec)>(write_timeout_usec); | ||
2732 | + setsockopt(sock2, SOL_SOCKET, SO_SNDTIMEO, (char *)&tv, sizeof(tv)); | ||
2733 | +#endif | ||
2734 | + } | ||
2735 | + | ||
2736 | + error = Error::Success; | ||
2737 | + return true; | ||
2738 | + }); | ||
2739 | + | ||
2740 | + if (sock != INVALID_SOCKET) { | ||
2741 | + error = Error::Success; | ||
2742 | + } else { | ||
2743 | + if (error == Error::Success) { error = Error::Connection; } | ||
2744 | + } | ||
2745 | + | ||
2746 | + return sock; | ||
2747 | +} | ||
2748 | + | ||
2749 | +inline bool get_remote_ip_and_port(const struct sockaddr_storage &addr, | ||
2750 | + socklen_t addr_len, std::string &ip, | ||
2751 | + int &port) { | ||
2752 | + if (addr.ss_family == AF_INET) { | ||
2753 | + port = ntohs(reinterpret_cast<const struct sockaddr_in *>(&addr)->sin_port); | ||
2754 | + } else if (addr.ss_family == AF_INET6) { | ||
2755 | + port = | ||
2756 | + ntohs(reinterpret_cast<const struct sockaddr_in6 *>(&addr)->sin6_port); | ||
2757 | + } else { | ||
2758 | + return false; | ||
2759 | + } | ||
2760 | + | ||
2761 | + std::array<char, NI_MAXHOST> ipstr{}; | ||
2762 | + if (getnameinfo(reinterpret_cast<const struct sockaddr *>(&addr), addr_len, | ||
2763 | + ipstr.data(), static_cast<socklen_t>(ipstr.size()), nullptr, | ||
2764 | + 0, NI_NUMERICHOST)) { | ||
2765 | + return false; | ||
2766 | + } | ||
2767 | + | ||
2768 | + ip = ipstr.data(); | ||
2769 | + return true; | ||
2770 | +} | ||
2771 | + | ||
2772 | +inline void get_remote_ip_and_port(socket_t sock, std::string &ip, int &port) { | ||
2773 | + struct sockaddr_storage addr; | ||
2774 | + socklen_t addr_len = sizeof(addr); | ||
2775 | + | ||
2776 | + if (!getpeername(sock, reinterpret_cast<struct sockaddr *>(&addr), | ||
2777 | + &addr_len)) { | ||
2778 | + get_remote_ip_and_port(addr, addr_len, ip, port); | ||
2779 | + } | ||
2780 | +} | ||
2781 | + | ||
2782 | +inline constexpr unsigned int str2tag_core(const char *s, size_t l, | ||
2783 | + unsigned int h) { | ||
2784 | + return (l == 0) ? h | ||
2785 | + : str2tag_core(s + 1, l - 1, | ||
2786 | + (h * 33) ^ static_cast<unsigned char>(*s)); | ||
2787 | +} | ||
2788 | + | ||
2789 | +inline unsigned int str2tag(const std::string &s) { | ||
2790 | + return str2tag_core(s.data(), s.size(), 0); | ||
2791 | +} | ||
2792 | + | ||
2793 | +namespace udl { | ||
2794 | + | ||
2795 | +inline constexpr unsigned int operator"" _t(const char *s, size_t l) { | ||
2796 | + return str2tag_core(s, l, 0); | ||
2797 | +} | ||
2798 | + | ||
2799 | +} // namespace udl | ||
2800 | + | ||
2801 | +inline const char * | ||
2802 | +find_content_type(const std::string &path, | ||
2803 | + const std::map<std::string, std::string> &user_data) { | ||
2804 | + auto ext = file_extension(path); | ||
2805 | + | ||
2806 | + auto it = user_data.find(ext); | ||
2807 | + if (it != user_data.end()) { return it->second.c_str(); } | ||
2808 | + | ||
2809 | + using udl::operator""_t; | ||
2810 | + | ||
2811 | + switch (str2tag(ext)) { | ||
2812 | + default: return nullptr; | ||
2813 | + case "css"_t: return "text/css"; | ||
2814 | + case "csv"_t: return "text/csv"; | ||
2815 | + case "txt"_t: return "text/plain"; | ||
2816 | + case "vtt"_t: return "text/vtt"; | ||
2817 | + case "htm"_t: | ||
2818 | + case "html"_t: return "text/html"; | ||
2819 | + | ||
2820 | + case "apng"_t: return "image/apng"; | ||
2821 | + case "avif"_t: return "image/avif"; | ||
2822 | + case "bmp"_t: return "image/bmp"; | ||
2823 | + case "gif"_t: return "image/gif"; | ||
2824 | + case "png"_t: return "image/png"; | ||
2825 | + case "svg"_t: return "image/svg+xml"; | ||
2826 | + case "webp"_t: return "image/webp"; | ||
2827 | + case "ico"_t: return "image/x-icon"; | ||
2828 | + case "tif"_t: return "image/tiff"; | ||
2829 | + case "tiff"_t: return "image/tiff"; | ||
2830 | + case "jpg"_t: | ||
2831 | + case "jpeg"_t: return "image/jpeg"; | ||
2832 | + | ||
2833 | + case "mp4"_t: return "video/mp4"; | ||
2834 | + case "mpeg"_t: return "video/mpeg"; | ||
2835 | + case "webm"_t: return "video/webm"; | ||
2836 | + | ||
2837 | + case "mp3"_t: return "audio/mp3"; | ||
2838 | + case "mpga"_t: return "audio/mpeg"; | ||
2839 | + case "weba"_t: return "audio/webm"; | ||
2840 | + case "wav"_t: return "audio/wave"; | ||
2841 | + | ||
2842 | + case "otf"_t: return "font/otf"; | ||
2843 | + case "ttf"_t: return "font/ttf"; | ||
2844 | + case "woff"_t: return "font/woff"; | ||
2845 | + case "woff2"_t: return "font/woff2"; | ||
2846 | + | ||
2847 | + case "7z"_t: return "application/x-7z-compressed"; | ||
2848 | + case "atom"_t: return "application/atom+xml"; | ||
2849 | + case "pdf"_t: return "application/pdf"; | ||
2850 | + case "js"_t: | ||
2851 | + case "mjs"_t: return "application/javascript"; | ||
2852 | + case "json"_t: return "application/json"; | ||
2853 | + case "rss"_t: return "application/rss+xml"; | ||
2854 | + case "tar"_t: return "application/x-tar"; | ||
2855 | + case "xht"_t: | ||
2856 | + case "xhtml"_t: return "application/xhtml+xml"; | ||
2857 | + case "xslt"_t: return "application/xslt+xml"; | ||
2858 | + case "xml"_t: return "application/xml"; | ||
2859 | + case "gz"_t: return "application/gzip"; | ||
2860 | + case "zip"_t: return "application/zip"; | ||
2861 | + case "wasm"_t: return "application/wasm"; | ||
2862 | + } | ||
2863 | +} | ||
2864 | + | ||
2865 | +inline const char *status_message(int status) { | ||
2866 | + switch (status) { | ||
2867 | + case 100: return "Continue"; | ||
2868 | + case 101: return "Switching Protocol"; | ||
2869 | + case 102: return "Processing"; | ||
2870 | + case 103: return "Early Hints"; | ||
2871 | + case 200: return "OK"; | ||
2872 | + case 201: return "Created"; | ||
2873 | + case 202: return "Accepted"; | ||
2874 | + case 203: return "Non-Authoritative Information"; | ||
2875 | + case 204: return "No Content"; | ||
2876 | + case 205: return "Reset Content"; | ||
2877 | + case 206: return "Partial Content"; | ||
2878 | + case 207: return "Multi-Status"; | ||
2879 | + case 208: return "Already Reported"; | ||
2880 | + case 226: return "IM Used"; | ||
2881 | + case 300: return "Multiple Choice"; | ||
2882 | + case 301: return "Moved Permanently"; | ||
2883 | + case 302: return "Found"; | ||
2884 | + case 303: return "See Other"; | ||
2885 | + case 304: return "Not Modified"; | ||
2886 | + case 305: return "Use Proxy"; | ||
2887 | + case 306: return "unused"; | ||
2888 | + case 307: return "Temporary Redirect"; | ||
2889 | + case 308: return "Permanent Redirect"; | ||
2890 | + case 400: return "Bad Request"; | ||
2891 | + case 401: return "Unauthorized"; | ||
2892 | + case 402: return "Payment Required"; | ||
2893 | + case 403: return "Forbidden"; | ||
2894 | + case 404: return "Not Found"; | ||
2895 | + case 405: return "Method Not Allowed"; | ||
2896 | + case 406: return "Not Acceptable"; | ||
2897 | + case 407: return "Proxy Authentication Required"; | ||
2898 | + case 408: return "Request Timeout"; | ||
2899 | + case 409: return "Conflict"; | ||
2900 | + case 410: return "Gone"; | ||
2901 | + case 411: return "Length Required"; | ||
2902 | + case 412: return "Precondition Failed"; | ||
2903 | + case 413: return "Payload Too Large"; | ||
2904 | + case 414: return "URI Too Long"; | ||
2905 | + case 415: return "Unsupported Media Type"; | ||
2906 | + case 416: return "Range Not Satisfiable"; | ||
2907 | + case 417: return "Expectation Failed"; | ||
2908 | + case 418: return "I'm a teapot"; | ||
2909 | + case 421: return "Misdirected Request"; | ||
2910 | + case 422: return "Unprocessable Entity"; | ||
2911 | + case 423: return "Locked"; | ||
2912 | + case 424: return "Failed Dependency"; | ||
2913 | + case 425: return "Too Early"; | ||
2914 | + case 426: return "Upgrade Required"; | ||
2915 | + case 428: return "Precondition Required"; | ||
2916 | + case 429: return "Too Many Requests"; | ||
2917 | + case 431: return "Request Header Fields Too Large"; | ||
2918 | + case 451: return "Unavailable For Legal Reasons"; | ||
2919 | + case 501: return "Not Implemented"; | ||
2920 | + case 502: return "Bad Gateway"; | ||
2921 | + case 503: return "Service Unavailable"; | ||
2922 | + case 504: return "Gateway Timeout"; | ||
2923 | + case 505: return "HTTP Version Not Supported"; | ||
2924 | + case 506: return "Variant Also Negotiates"; | ||
2925 | + case 507: return "Insufficient Storage"; | ||
2926 | + case 508: return "Loop Detected"; | ||
2927 | + case 510: return "Not Extended"; | ||
2928 | + case 511: return "Network Authentication Required"; | ||
2929 | + | ||
2930 | + default: | ||
2931 | + case 500: return "Internal Server Error"; | ||
2932 | + } | ||
2933 | +} | ||
2934 | + | ||
2935 | +inline bool can_compress_content_type(const std::string &content_type) { | ||
2936 | + return (!content_type.rfind("text/", 0) && | ||
2937 | + content_type != "text/event-stream") || | ||
2938 | + content_type == "image/svg+xml" || | ||
2939 | + content_type == "application/javascript" || | ||
2940 | + content_type == "application/json" || | ||
2941 | + content_type == "application/xml" || | ||
2942 | + content_type == "application/protobuf" || | ||
2943 | + content_type == "application/xhtml+xml"; | ||
2944 | +} | ||
2945 | + | ||
2946 | +inline EncodingType encoding_type(const Request &req, const Response &res) { | ||
2947 | + auto ret = | ||
2948 | + detail::can_compress_content_type(res.get_header_value("Content-Type")); | ||
2949 | + if (!ret) { return EncodingType::None; } | ||
2950 | + | ||
2951 | + const auto &s = req.get_header_value("Accept-Encoding"); | ||
2952 | + (void)(s); | ||
2953 | + | ||
2954 | +#ifdef CPPHTTPLIB_BROTLI_SUPPORT | ||
2955 | + // TODO: 'Accept-Encoding' has br, not br;q=0 | ||
2956 | + ret = s.find("br") != std::string::npos; | ||
2957 | + if (ret) { return EncodingType::Brotli; } | ||
2958 | +#endif | ||
2959 | + | ||
2960 | +#ifdef CPPHTTPLIB_ZLIB_SUPPORT | ||
2961 | + // TODO: 'Accept-Encoding' has gzip, not gzip;q=0 | ||
2962 | + ret = s.find("gzip") != std::string::npos; | ||
2963 | + if (ret) { return EncodingType::Gzip; } | ||
2964 | +#endif | ||
2965 | + | ||
2966 | + return EncodingType::None; | ||
2967 | +} | ||
2968 | + | ||
2969 | +inline bool nocompressor::compress(const char *data, size_t data_length, | ||
2970 | + bool /*last*/, Callback callback) { | ||
2971 | + if (!data_length) { return true; } | ||
2972 | + return callback(data, data_length); | ||
2973 | +} | ||
2974 | + | ||
2975 | +#ifdef CPPHTTPLIB_ZLIB_SUPPORT | ||
2976 | +inline gzip_compressor::gzip_compressor() { | ||
2977 | + std::memset(&strm_, 0, sizeof(strm_)); | ||
2978 | + strm_.zalloc = Z_NULL; | ||
2979 | + strm_.zfree = Z_NULL; | ||
2980 | + strm_.opaque = Z_NULL; | ||
2981 | + | ||
2982 | + is_valid_ = deflateInit2(&strm_, Z_DEFAULT_COMPRESSION, Z_DEFLATED, 31, 8, | ||
2983 | + Z_DEFAULT_STRATEGY) == Z_OK; | ||
2984 | +} | ||
2985 | + | ||
2986 | +inline gzip_compressor::~gzip_compressor() { deflateEnd(&strm_); } | ||
2987 | + | ||
2988 | +inline bool gzip_compressor::compress(const char *data, size_t data_length, | ||
2989 | + bool last, Callback callback) { | ||
2990 | + assert(is_valid_); | ||
2991 | + | ||
2992 | + do { | ||
2993 | + constexpr size_t max_avail_in = | ||
2994 | + (std::numeric_limits<decltype(strm_.avail_in)>::max)(); | ||
2995 | + | ||
2996 | + strm_.avail_in = static_cast<decltype(strm_.avail_in)>( | ||
2997 | + (std::min)(data_length, max_avail_in)); | ||
2998 | + strm_.next_in = const_cast<Bytef *>(reinterpret_cast<const Bytef *>(data)); | ||
2999 | + | ||
3000 | + data_length -= strm_.avail_in; | ||
3001 | + data += strm_.avail_in; | ||
3002 | + | ||
3003 | + auto flush = (last && data_length == 0) ? Z_FINISH : Z_NO_FLUSH; | ||
3004 | + int ret = Z_OK; | ||
3005 | + | ||
3006 | + std::array<char, CPPHTTPLIB_COMPRESSION_BUFSIZ> buff{}; | ||
3007 | + do { | ||
3008 | + strm_.avail_out = static_cast<uInt>(buff.size()); | ||
3009 | + strm_.next_out = reinterpret_cast<Bytef *>(buff.data()); | ||
3010 | + | ||
3011 | + ret = deflate(&strm_, flush); | ||
3012 | + if (ret == Z_STREAM_ERROR) { return false; } | ||
3013 | + | ||
3014 | + if (!callback(buff.data(), buff.size() - strm_.avail_out)) { | ||
3015 | + return false; | ||
3016 | + } | ||
3017 | + } while (strm_.avail_out == 0); | ||
3018 | + | ||
3019 | + assert((flush == Z_FINISH && ret == Z_STREAM_END) || | ||
3020 | + (flush == Z_NO_FLUSH && ret == Z_OK)); | ||
3021 | + assert(strm_.avail_in == 0); | ||
3022 | + | ||
3023 | + } while (data_length > 0); | ||
3024 | + | ||
3025 | + return true; | ||
3026 | +} | ||
3027 | + | ||
3028 | +inline gzip_decompressor::gzip_decompressor() { | ||
3029 | + std::memset(&strm_, 0, sizeof(strm_)); | ||
3030 | + strm_.zalloc = Z_NULL; | ||
3031 | + strm_.zfree = Z_NULL; | ||
3032 | + strm_.opaque = Z_NULL; | ||
3033 | + | ||
3034 | + // 15 is the value of wbits, which should be at the maximum possible value | ||
3035 | + // to ensure that any gzip stream can be decoded. The offset of 32 specifies | ||
3036 | + // that the stream type should be automatically detected either gzip or | ||
3037 | + // deflate. | ||
3038 | + is_valid_ = inflateInit2(&strm_, 32 + 15) == Z_OK; | ||
3039 | +} | ||
3040 | + | ||
3041 | +inline gzip_decompressor::~gzip_decompressor() { inflateEnd(&strm_); } | ||
3042 | + | ||
3043 | +inline bool gzip_decompressor::is_valid() const { return is_valid_; } | ||
3044 | + | ||
3045 | +inline bool gzip_decompressor::decompress(const char *data, size_t data_length, | ||
3046 | + Callback callback) { | ||
3047 | + assert(is_valid_); | ||
3048 | + | ||
3049 | + int ret = Z_OK; | ||
3050 | + | ||
3051 | + do { | ||
3052 | + constexpr size_t max_avail_in = | ||
3053 | + (std::numeric_limits<decltype(strm_.avail_in)>::max)(); | ||
3054 | + | ||
3055 | + strm_.avail_in = static_cast<decltype(strm_.avail_in)>( | ||
3056 | + (std::min)(data_length, max_avail_in)); | ||
3057 | + strm_.next_in = const_cast<Bytef *>(reinterpret_cast<const Bytef *>(data)); | ||
3058 | + | ||
3059 | + data_length -= strm_.avail_in; | ||
3060 | + data += strm_.avail_in; | ||
3061 | + | ||
3062 | + std::array<char, CPPHTTPLIB_COMPRESSION_BUFSIZ> buff{}; | ||
3063 | + while (strm_.avail_in > 0) { | ||
3064 | + strm_.avail_out = static_cast<uInt>(buff.size()); | ||
3065 | + strm_.next_out = reinterpret_cast<Bytef *>(buff.data()); | ||
3066 | + | ||
3067 | + auto prev_avail_in = strm_.avail_in; | ||
3068 | + | ||
3069 | + ret = inflate(&strm_, Z_NO_FLUSH); | ||
3070 | + | ||
3071 | + if (prev_avail_in - strm_.avail_in == 0) { return false; } | ||
3072 | + | ||
3073 | + assert(ret != Z_STREAM_ERROR); | ||
3074 | + switch (ret) { | ||
3075 | + case Z_NEED_DICT: | ||
3076 | + case Z_DATA_ERROR: | ||
3077 | + case Z_MEM_ERROR: inflateEnd(&strm_); return false; | ||
3078 | + } | ||
3079 | + | ||
3080 | + if (!callback(buff.data(), buff.size() - strm_.avail_out)) { | ||
3081 | + return false; | ||
3082 | + } | ||
3083 | + } | ||
3084 | + | ||
3085 | + if (ret != Z_OK && ret != Z_STREAM_END) return false; | ||
3086 | + | ||
3087 | + } while (data_length > 0); | ||
3088 | + | ||
3089 | + return true; | ||
3090 | +} | ||
3091 | +#endif | ||
3092 | + | ||
3093 | +#ifdef CPPHTTPLIB_BROTLI_SUPPORT | ||
3094 | +inline brotli_compressor::brotli_compressor() { | ||
3095 | + state_ = BrotliEncoderCreateInstance(nullptr, nullptr, nullptr); | ||
3096 | +} | ||
3097 | + | ||
3098 | +inline brotli_compressor::~brotli_compressor() { | ||
3099 | + BrotliEncoderDestroyInstance(state_); | ||
3100 | +} | ||
3101 | + | ||
3102 | +inline bool brotli_compressor::compress(const char *data, size_t data_length, | ||
3103 | + bool last, Callback callback) { | ||
3104 | + std::array<uint8_t, CPPHTTPLIB_COMPRESSION_BUFSIZ> buff{}; | ||
3105 | + | ||
3106 | + auto operation = last ? BROTLI_OPERATION_FINISH : BROTLI_OPERATION_PROCESS; | ||
3107 | + auto available_in = data_length; | ||
3108 | + auto next_in = reinterpret_cast<const uint8_t *>(data); | ||
3109 | + | ||
3110 | + for (;;) { | ||
3111 | + if (last) { | ||
3112 | + if (BrotliEncoderIsFinished(state_)) { break; } | ||
3113 | + } else { | ||
3114 | + if (!available_in) { break; } | ||
3115 | + } | ||
3116 | + | ||
3117 | + auto available_out = buff.size(); | ||
3118 | + auto next_out = buff.data(); | ||
3119 | + | ||
3120 | + if (!BrotliEncoderCompressStream(state_, operation, &available_in, &next_in, | ||
3121 | + &available_out, &next_out, nullptr)) { | ||
3122 | + return false; | ||
3123 | + } | ||
3124 | + | ||
3125 | + auto output_bytes = buff.size() - available_out; | ||
3126 | + if (output_bytes) { | ||
3127 | + callback(reinterpret_cast<const char *>(buff.data()), output_bytes); | ||
3128 | + } | ||
3129 | + } | ||
3130 | + | ||
3131 | + return true; | ||
3132 | +} | ||
3133 | + | ||
3134 | +inline brotli_decompressor::brotli_decompressor() { | ||
3135 | + decoder_s = BrotliDecoderCreateInstance(0, 0, 0); | ||
3136 | + decoder_r = decoder_s ? BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT | ||
3137 | + : BROTLI_DECODER_RESULT_ERROR; | ||
3138 | +} | ||
3139 | + | ||
3140 | +inline brotli_decompressor::~brotli_decompressor() { | ||
3141 | + if (decoder_s) { BrotliDecoderDestroyInstance(decoder_s); } | ||
3142 | +} | ||
3143 | + | ||
3144 | +inline bool brotli_decompressor::is_valid() const { return decoder_s; } | ||
3145 | + | ||
3146 | +inline bool brotli_decompressor::decompress(const char *data, | ||
3147 | + size_t data_length, | ||
3148 | + Callback callback) { | ||
3149 | + if (decoder_r == BROTLI_DECODER_RESULT_SUCCESS || | ||
3150 | + decoder_r == BROTLI_DECODER_RESULT_ERROR) { | ||
3151 | + return 0; | ||
3152 | + } | ||
3153 | + | ||
3154 | + const uint8_t *next_in = (const uint8_t *)data; | ||
3155 | + size_t avail_in = data_length; | ||
3156 | + size_t total_out; | ||
3157 | + | ||
3158 | + decoder_r = BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT; | ||
3159 | + | ||
3160 | + std::array<char, CPPHTTPLIB_COMPRESSION_BUFSIZ> buff{}; | ||
3161 | + while (decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT) { | ||
3162 | + char *next_out = buff.data(); | ||
3163 | + size_t avail_out = buff.size(); | ||
3164 | + | ||
3165 | + decoder_r = BrotliDecoderDecompressStream( | ||
3166 | + decoder_s, &avail_in, &next_in, &avail_out, | ||
3167 | + reinterpret_cast<uint8_t **>(&next_out), &total_out); | ||
3168 | + | ||
3169 | + if (decoder_r == BROTLI_DECODER_RESULT_ERROR) { return false; } | ||
3170 | + | ||
3171 | + if (!callback(buff.data(), buff.size() - avail_out)) { return false; } | ||
3172 | + } | ||
3173 | + | ||
3174 | + return decoder_r == BROTLI_DECODER_RESULT_SUCCESS || | ||
3175 | + decoder_r == BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT; | ||
3176 | +} | ||
3177 | +#endif | ||
3178 | + | ||
3179 | +inline bool has_header(const Headers &headers, const char *key) { | ||
3180 | + return headers.find(key) != headers.end(); | ||
3181 | +} | ||
3182 | + | ||
3183 | +inline const char *get_header_value(const Headers &headers, const char *key, | ||
3184 | + size_t id, const char *def) { | ||
3185 | + auto rng = headers.equal_range(key); | ||
3186 | + auto it = rng.first; | ||
3187 | + std::advance(it, static_cast<ssize_t>(id)); | ||
3188 | + if (it != rng.second) { return it->second.c_str(); } | ||
3189 | + return def; | ||
3190 | +} | ||
3191 | + | ||
3192 | +template <typename T> | ||
3193 | +inline bool parse_header(const char *beg, const char *end, T fn) { | ||
3194 | + // Skip trailing spaces and tabs. | ||
3195 | + while (beg < end && is_space_or_tab(end[-1])) { | ||
3196 | + end--; | ||
3197 | + } | ||
3198 | + | ||
3199 | + auto p = beg; | ||
3200 | + while (p < end && *p != ':') { | ||
3201 | + p++; | ||
3202 | + } | ||
3203 | + | ||
3204 | + if (p == end) { return false; } | ||
3205 | + | ||
3206 | + auto key_end = p; | ||
3207 | + | ||
3208 | + if (*p++ != ':') { return false; } | ||
3209 | + | ||
3210 | + while (p < end && is_space_or_tab(*p)) { | ||
3211 | + p++; | ||
3212 | + } | ||
3213 | + | ||
3214 | + if (p < end) { | ||
3215 | + fn(std::string(beg, key_end), decode_url(std::string(p, end), false)); | ||
3216 | + return true; | ||
3217 | + } | ||
3218 | + | ||
3219 | + return false; | ||
3220 | +} | ||
3221 | + | ||
3222 | +inline bool read_headers(Stream &strm, Headers &headers) { | ||
3223 | + const auto bufsiz = 2048; | ||
3224 | + char buf[bufsiz]; | ||
3225 | + stream_line_reader line_reader(strm, buf, bufsiz); | ||
3226 | + | ||
3227 | + for (;;) { | ||
3228 | + if (!line_reader.getline()) { return false; } | ||
3229 | + | ||
3230 | + // Check if the line ends with CRLF. | ||
3231 | + auto line_terminator_len = 2; | ||
3232 | + if (line_reader.end_with_crlf()) { | ||
3233 | + // Blank line indicates end of headers. | ||
3234 | + if (line_reader.size() == 2) { break; } | ||
3235 | +#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR | ||
3236 | + } else { | ||
3237 | + // Blank line indicates end of headers. | ||
3238 | + if (line_reader.size() == 1) { break; } | ||
3239 | + line_terminator_len = 1; | ||
3240 | + } | ||
3241 | +#else | ||
3242 | + } else { | ||
3243 | + continue; // Skip invalid line. | ||
3244 | + } | ||
3245 | +#endif | ||
3246 | + | ||
3247 | + if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } | ||
3248 | + | ||
3249 | + // Exclude line terminator | ||
3250 | + auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; | ||
3251 | + | ||
3252 | + parse_header(line_reader.ptr(), end, | ||
3253 | + [&](std::string &&key, std::string &&val) { | ||
3254 | + headers.emplace(std::move(key), std::move(val)); | ||
3255 | + }); | ||
3256 | + } | ||
3257 | + | ||
3258 | + return true; | ||
3259 | +} | ||
3260 | + | ||
3261 | +inline bool read_content_with_length(Stream &strm, uint64_t len, | ||
3262 | + Progress progress, | ||
3263 | + ContentReceiverWithProgress out) { | ||
3264 | + char buf[CPPHTTPLIB_RECV_BUFSIZ]; | ||
3265 | + | ||
3266 | + uint64_t r = 0; | ||
3267 | + while (r < len) { | ||
3268 | + auto read_len = static_cast<size_t>(len - r); | ||
3269 | + auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); | ||
3270 | + if (n <= 0) { return false; } | ||
3271 | + | ||
3272 | + if (!out(buf, static_cast<size_t>(n), r, len)) { return false; } | ||
3273 | + r += static_cast<uint64_t>(n); | ||
3274 | + | ||
3275 | + if (progress) { | ||
3276 | + if (!progress(r, len)) { return false; } | ||
3277 | + } | ||
3278 | + } | ||
3279 | + | ||
3280 | + return true; | ||
3281 | +} | ||
3282 | + | ||
3283 | +inline void skip_content_with_length(Stream &strm, uint64_t len) { | ||
3284 | + char buf[CPPHTTPLIB_RECV_BUFSIZ]; | ||
3285 | + uint64_t r = 0; | ||
3286 | + while (r < len) { | ||
3287 | + auto read_len = static_cast<size_t>(len - r); | ||
3288 | + auto n = strm.read(buf, (std::min)(read_len, CPPHTTPLIB_RECV_BUFSIZ)); | ||
3289 | + if (n <= 0) { return; } | ||
3290 | + r += static_cast<uint64_t>(n); | ||
3291 | + } | ||
3292 | +} | ||
3293 | + | ||
3294 | +inline bool read_content_without_length(Stream &strm, | ||
3295 | + ContentReceiverWithProgress out) { | ||
3296 | + char buf[CPPHTTPLIB_RECV_BUFSIZ]; | ||
3297 | + uint64_t r = 0; | ||
3298 | + for (;;) { | ||
3299 | + auto n = strm.read(buf, CPPHTTPLIB_RECV_BUFSIZ); | ||
3300 | + if (n < 0) { | ||
3301 | + return false; | ||
3302 | + } else if (n == 0) { | ||
3303 | + return true; | ||
3304 | + } | ||
3305 | + | ||
3306 | + if (!out(buf, static_cast<size_t>(n), r, 0)) { return false; } | ||
3307 | + r += static_cast<uint64_t>(n); | ||
3308 | + } | ||
3309 | + | ||
3310 | + return true; | ||
3311 | +} | ||
3312 | + | ||
3313 | +inline bool read_content_chunked(Stream &strm, | ||
3314 | + ContentReceiverWithProgress out) { | ||
3315 | + const auto bufsiz = 16; | ||
3316 | + char buf[bufsiz]; | ||
3317 | + | ||
3318 | + stream_line_reader line_reader(strm, buf, bufsiz); | ||
3319 | + | ||
3320 | + if (!line_reader.getline()) { return false; } | ||
3321 | + | ||
3322 | + unsigned long chunk_len; | ||
3323 | + while (true) { | ||
3324 | + char *end_ptr; | ||
3325 | + | ||
3326 | + chunk_len = std::strtoul(line_reader.ptr(), &end_ptr, 16); | ||
3327 | + | ||
3328 | + if (end_ptr == line_reader.ptr()) { return false; } | ||
3329 | + if (chunk_len == ULONG_MAX) { return false; } | ||
3330 | + | ||
3331 | + if (chunk_len == 0) { break; } | ||
3332 | + | ||
3333 | + if (!read_content_with_length(strm, chunk_len, nullptr, out)) { | ||
3334 | + return false; | ||
3335 | + } | ||
3336 | + | ||
3337 | + if (!line_reader.getline()) { return false; } | ||
3338 | + | ||
3339 | + if (strcmp(line_reader.ptr(), "\r\n")) { break; } | ||
3340 | + | ||
3341 | + if (!line_reader.getline()) { return false; } | ||
3342 | + } | ||
3343 | + | ||
3344 | + if (chunk_len == 0) { | ||
3345 | + // Reader terminator after chunks | ||
3346 | + if (!line_reader.getline() || strcmp(line_reader.ptr(), "\r\n")) | ||
3347 | + return false; | ||
3348 | + } | ||
3349 | + | ||
3350 | + return true; | ||
3351 | +} | ||
3352 | + | ||
3353 | +inline bool is_chunked_transfer_encoding(const Headers &headers) { | ||
3354 | + return !strcasecmp(get_header_value(headers, "Transfer-Encoding", 0, ""), | ||
3355 | + "chunked"); | ||
3356 | +} | ||
3357 | + | ||
3358 | +template <typename T, typename U> | ||
3359 | +bool prepare_content_receiver(T &x, int &status, | ||
3360 | + ContentReceiverWithProgress receiver, | ||
3361 | + bool decompress, U callback) { | ||
3362 | + if (decompress) { | ||
3363 | + std::string encoding = x.get_header_value("Content-Encoding"); | ||
3364 | + std::unique_ptr<decompressor> decompressor; | ||
3365 | + | ||
3366 | + if (encoding == "gzip" || encoding == "deflate") { | ||
3367 | +#ifdef CPPHTTPLIB_ZLIB_SUPPORT | ||
3368 | + decompressor = detail::make_unique<gzip_decompressor>(); | ||
3369 | +#else | ||
3370 | + status = 415; | ||
3371 | + return false; | ||
3372 | +#endif | ||
3373 | + } else if (encoding.find("br") != std::string::npos) { | ||
3374 | +#ifdef CPPHTTPLIB_BROTLI_SUPPORT | ||
3375 | + decompressor = detail::make_unique<brotli_decompressor>(); | ||
3376 | +#else | ||
3377 | + status = 415; | ||
3378 | + return false; | ||
3379 | +#endif | ||
3380 | + } | ||
3381 | + | ||
3382 | + if (decompressor) { | ||
3383 | + if (decompressor->is_valid()) { | ||
3384 | + ContentReceiverWithProgress out = [&](const char *buf, size_t n, | ||
3385 | + uint64_t off, uint64_t len) { | ||
3386 | + return decompressor->decompress(buf, n, | ||
3387 | + [&](const char *buf2, size_t n2) { | ||
3388 | + return receiver(buf2, n2, off, len); | ||
3389 | + }); | ||
3390 | + }; | ||
3391 | + return callback(std::move(out)); | ||
3392 | + } else { | ||
3393 | + status = 500; | ||
3394 | + return false; | ||
3395 | + } | ||
3396 | + } | ||
3397 | + } | ||
3398 | + | ||
3399 | + ContentReceiverWithProgress out = [&](const char *buf, size_t n, uint64_t off, | ||
3400 | + uint64_t len) { | ||
3401 | + return receiver(buf, n, off, len); | ||
3402 | + }; | ||
3403 | + return callback(std::move(out)); | ||
3404 | +} | ||
3405 | + | ||
3406 | +template <typename T> | ||
3407 | +bool read_content(Stream &strm, T &x, size_t payload_max_length, int &status, | ||
3408 | + Progress progress, ContentReceiverWithProgress receiver, | ||
3409 | + bool decompress) { | ||
3410 | + return prepare_content_receiver( | ||
3411 | + x, status, std::move(receiver), decompress, | ||
3412 | + [&](const ContentReceiverWithProgress &out) { | ||
3413 | + auto ret = true; | ||
3414 | + auto exceed_payload_max_length = false; | ||
3415 | + | ||
3416 | + if (is_chunked_transfer_encoding(x.headers)) { | ||
3417 | + ret = read_content_chunked(strm, out); | ||
3418 | + } else if (!has_header(x.headers, "Content-Length")) { | ||
3419 | + ret = read_content_without_length(strm, out); | ||
3420 | + } else { | ||
3421 | + auto len = get_header_value<uint64_t>(x.headers, "Content-Length"); | ||
3422 | + if (len > payload_max_length) { | ||
3423 | + exceed_payload_max_length = true; | ||
3424 | + skip_content_with_length(strm, len); | ||
3425 | + ret = false; | ||
3426 | + } else if (len > 0) { | ||
3427 | + ret = read_content_with_length(strm, len, std::move(progress), out); | ||
3428 | + } | ||
3429 | + } | ||
3430 | + | ||
3431 | + if (!ret) { status = exceed_payload_max_length ? 413 : 400; } | ||
3432 | + return ret; | ||
3433 | + }); | ||
3434 | +} | ||
3435 | + | ||
3436 | +inline ssize_t write_headers(Stream &strm, const Headers &headers) { | ||
3437 | + ssize_t write_len = 0; | ||
3438 | + for (const auto &x : headers) { | ||
3439 | + auto len = | ||
3440 | + strm.write_format("%s: %s\r\n", x.first.c_str(), x.second.c_str()); | ||
3441 | + if (len < 0) { return len; } | ||
3442 | + write_len += len; | ||
3443 | + } | ||
3444 | + auto len = strm.write("\r\n"); | ||
3445 | + if (len < 0) { return len; } | ||
3446 | + write_len += len; | ||
3447 | + return write_len; | ||
3448 | +} | ||
3449 | + | ||
3450 | +inline bool write_data(Stream &strm, const char *d, size_t l) { | ||
3451 | + size_t offset = 0; | ||
3452 | + while (offset < l) { | ||
3453 | + auto length = strm.write(d + offset, l - offset); | ||
3454 | + if (length < 0) { return false; } | ||
3455 | + offset += static_cast<size_t>(length); | ||
3456 | + } | ||
3457 | + return true; | ||
3458 | +} | ||
3459 | + | ||
3460 | +template <typename T> | ||
3461 | +inline bool write_content(Stream &strm, const ContentProvider &content_provider, | ||
3462 | + size_t offset, size_t length, T is_shutting_down, | ||
3463 | + Error &error) { | ||
3464 | + size_t end_offset = offset + length; | ||
3465 | + auto ok = true; | ||
3466 | + DataSink data_sink; | ||
3467 | + | ||
3468 | + data_sink.write = [&](const char *d, size_t l) -> bool { | ||
3469 | + if (ok) { | ||
3470 | + if (write_data(strm, d, l)) { | ||
3471 | + offset += l; | ||
3472 | + } else { | ||
3473 | + ok = false; | ||
3474 | + } | ||
3475 | + } | ||
3476 | + return ok; | ||
3477 | + }; | ||
3478 | + | ||
3479 | + data_sink.is_writable = [&](void) { return ok && strm.is_writable(); }; | ||
3480 | + | ||
3481 | + while (offset < end_offset && !is_shutting_down()) { | ||
3482 | + if (!content_provider(offset, end_offset - offset, data_sink)) { | ||
3483 | + error = Error::Canceled; | ||
3484 | + return false; | ||
3485 | + } | ||
3486 | + if (!ok) { | ||
3487 | + error = Error::Write; | ||
3488 | + return false; | ||
3489 | + } | ||
3490 | + } | ||
3491 | + | ||
3492 | + error = Error::Success; | ||
3493 | + return true; | ||
3494 | +} | ||
3495 | + | ||
3496 | +template <typename T> | ||
3497 | +inline bool write_content(Stream &strm, const ContentProvider &content_provider, | ||
3498 | + size_t offset, size_t length, | ||
3499 | + const T &is_shutting_down) { | ||
3500 | + auto error = Error::Success; | ||
3501 | + return write_content(strm, content_provider, offset, length, is_shutting_down, | ||
3502 | + error); | ||
3503 | +} | ||
3504 | + | ||
3505 | +template <typename T> | ||
3506 | +inline bool | ||
3507 | +write_content_without_length(Stream &strm, | ||
3508 | + const ContentProvider &content_provider, | ||
3509 | + const T &is_shutting_down) { | ||
3510 | + size_t offset = 0; | ||
3511 | + auto data_available = true; | ||
3512 | + auto ok = true; | ||
3513 | + DataSink data_sink; | ||
3514 | + | ||
3515 | + data_sink.write = [&](const char *d, size_t l) -> bool { | ||
3516 | + if (ok) { | ||
3517 | + offset += l; | ||
3518 | + if (!write_data(strm, d, l)) { ok = false; } | ||
3519 | + } | ||
3520 | + return ok; | ||
3521 | + }; | ||
3522 | + | ||
3523 | + data_sink.done = [&](void) { data_available = false; }; | ||
3524 | + | ||
3525 | + data_sink.is_writable = [&](void) { return ok && strm.is_writable(); }; | ||
3526 | + | ||
3527 | + while (data_available && !is_shutting_down()) { | ||
3528 | + if (!content_provider(offset, 0, data_sink)) { return false; } | ||
3529 | + if (!ok) { return false; } | ||
3530 | + } | ||
3531 | + return true; | ||
3532 | +} | ||
3533 | + | ||
3534 | +template <typename T, typename U> | ||
3535 | +inline bool | ||
3536 | +write_content_chunked(Stream &strm, const ContentProvider &content_provider, | ||
3537 | + const T &is_shutting_down, U &compressor, Error &error) { | ||
3538 | + size_t offset = 0; | ||
3539 | + auto data_available = true; | ||
3540 | + auto ok = true; | ||
3541 | + DataSink data_sink; | ||
3542 | + | ||
3543 | + data_sink.write = [&](const char *d, size_t l) -> bool { | ||
3544 | + if (ok) { | ||
3545 | + data_available = l > 0; | ||
3546 | + offset += l; | ||
3547 | + | ||
3548 | + std::string payload; | ||
3549 | + if (compressor.compress(d, l, false, | ||
3550 | + [&](const char *data, size_t data_len) { | ||
3551 | + payload.append(data, data_len); | ||
3552 | + return true; | ||
3553 | + })) { | ||
3554 | + if (!payload.empty()) { | ||
3555 | + // Emit chunked response header and footer for each chunk | ||
3556 | + auto chunk = | ||
3557 | + from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; | ||
3558 | + if (!write_data(strm, chunk.data(), chunk.size())) { ok = false; } | ||
3559 | + } | ||
3560 | + } else { | ||
3561 | + ok = false; | ||
3562 | + } | ||
3563 | + } | ||
3564 | + return ok; | ||
3565 | + }; | ||
3566 | + | ||
3567 | + data_sink.done = [&](void) { | ||
3568 | + if (!ok) { return; } | ||
3569 | + | ||
3570 | + data_available = false; | ||
3571 | + | ||
3572 | + std::string payload; | ||
3573 | + if (!compressor.compress(nullptr, 0, true, | ||
3574 | + [&](const char *data, size_t data_len) { | ||
3575 | + payload.append(data, data_len); | ||
3576 | + return true; | ||
3577 | + })) { | ||
3578 | + ok = false; | ||
3579 | + return; | ||
3580 | + } | ||
3581 | + | ||
3582 | + if (!payload.empty()) { | ||
3583 | + // Emit chunked response header and footer for each chunk | ||
3584 | + auto chunk = from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; | ||
3585 | + if (!write_data(strm, chunk.data(), chunk.size())) { | ||
3586 | + ok = false; | ||
3587 | + return; | ||
3588 | + } | ||
3589 | + } | ||
3590 | + | ||
3591 | + static const std::string done_marker("0\r\n\r\n"); | ||
3592 | + if (!write_data(strm, done_marker.data(), done_marker.size())) { | ||
3593 | + ok = false; | ||
3594 | + } | ||
3595 | + }; | ||
3596 | + | ||
3597 | + data_sink.is_writable = [&](void) { return ok && strm.is_writable(); }; | ||
3598 | + | ||
3599 | + while (data_available && !is_shutting_down()) { | ||
3600 | + if (!content_provider(offset, 0, data_sink)) { | ||
3601 | + error = Error::Canceled; | ||
3602 | + return false; | ||
3603 | + } | ||
3604 | + if (!ok) { | ||
3605 | + error = Error::Write; | ||
3606 | + return false; | ||
3607 | + } | ||
3608 | + } | ||
3609 | + | ||
3610 | + error = Error::Success; | ||
3611 | + return true; | ||
3612 | +} | ||
3613 | + | ||
3614 | +template <typename T, typename U> | ||
3615 | +inline bool write_content_chunked(Stream &strm, | ||
3616 | + const ContentProvider &content_provider, | ||
3617 | + const T &is_shutting_down, U &compressor) { | ||
3618 | + auto error = Error::Success; | ||
3619 | + return write_content_chunked(strm, content_provider, is_shutting_down, | ||
3620 | + compressor, error); | ||
3621 | +} | ||
3622 | + | ||
3623 | +template <typename T> | ||
3624 | +inline bool redirect(T &cli, Request &req, Response &res, | ||
3625 | + const std::string &path, const std::string &location, | ||
3626 | + Error &error) { | ||
3627 | + Request new_req = req; | ||
3628 | + new_req.path = path; | ||
3629 | + new_req.redirect_count_ -= 1; | ||
3630 | + | ||
3631 | + if (res.status == 303 && (req.method != "GET" && req.method != "HEAD")) { | ||
3632 | + new_req.method = "GET"; | ||
3633 | + new_req.body.clear(); | ||
3634 | + new_req.headers.clear(); | ||
3635 | + } | ||
3636 | + | ||
3637 | + Response new_res; | ||
3638 | + | ||
3639 | + auto ret = cli.send(new_req, new_res, error); | ||
3640 | + if (ret) { | ||
3641 | + req = new_req; | ||
3642 | + res = new_res; | ||
3643 | + res.location = location; | ||
3644 | + } | ||
3645 | + return ret; | ||
3646 | +} | ||
3647 | + | ||
3648 | +inline std::string params_to_query_str(const Params ¶ms) { | ||
3649 | + std::string query; | ||
3650 | + | ||
3651 | + for (auto it = params.begin(); it != params.end(); ++it) { | ||
3652 | + if (it != params.begin()) { query += "&"; } | ||
3653 | + query += it->first; | ||
3654 | + query += "="; | ||
3655 | + query += encode_query_param(it->second); | ||
3656 | + } | ||
3657 | + return query; | ||
3658 | +} | ||
3659 | + | ||
3660 | +inline void parse_query_text(const std::string &s, Params ¶ms) { | ||
3661 | + std::set<std::string> cache; | ||
3662 | + split(s.data(), s.data() + s.size(), '&', [&](const char *b, const char *e) { | ||
3663 | + std::string kv(b, e); | ||
3664 | + if (cache.find(kv) != cache.end()) { return; } | ||
3665 | + cache.insert(kv); | ||
3666 | + | ||
3667 | + std::string key; | ||
3668 | + std::string val; | ||
3669 | + split(b, e, '=', [&](const char *b2, const char *e2) { | ||
3670 | + if (key.empty()) { | ||
3671 | + key.assign(b2, e2); | ||
3672 | + } else { | ||
3673 | + val.assign(b2, e2); | ||
3674 | + } | ||
3675 | + }); | ||
3676 | + | ||
3677 | + if (!key.empty()) { | ||
3678 | + params.emplace(decode_url(key, true), decode_url(val, true)); | ||
3679 | + } | ||
3680 | + }); | ||
3681 | +} | ||
3682 | + | ||
3683 | +inline bool parse_multipart_boundary(const std::string &content_type, | ||
3684 | + std::string &boundary) { | ||
3685 | + auto pos = content_type.find("boundary="); | ||
3686 | + if (pos == std::string::npos) { return false; } | ||
3687 | + boundary = content_type.substr(pos + 9); | ||
3688 | + if (boundary.length() >= 2 && boundary.front() == '"' && | ||
3689 | + boundary.back() == '"') { | ||
3690 | + boundary = boundary.substr(1, boundary.size() - 2); | ||
3691 | + } | ||
3692 | + return !boundary.empty(); | ||
3693 | +} | ||
3694 | + | ||
3695 | +#ifdef CPPHTTPLIB_NO_EXCEPTIONS | ||
3696 | +inline bool parse_range_header(const std::string &s, Ranges &ranges) { | ||
3697 | +#else | ||
3698 | +inline bool parse_range_header(const std::string &s, Ranges &ranges) try { | ||
3699 | +#endif | ||
3700 | + static auto re_first_range = std::regex(R"(bytes=(\d*-\d*(?:,\s*\d*-\d*)*))"); | ||
3701 | + std::smatch m; | ||
3702 | + if (std::regex_match(s, m, re_first_range)) { | ||
3703 | + auto pos = static_cast<size_t>(m.position(1)); | ||
3704 | + auto len = static_cast<size_t>(m.length(1)); | ||
3705 | + bool all_valid_ranges = true; | ||
3706 | + split(&s[pos], &s[pos + len], ',', [&](const char *b, const char *e) { | ||
3707 | + if (!all_valid_ranges) return; | ||
3708 | + static auto re_another_range = std::regex(R"(\s*(\d*)-(\d*))"); | ||
3709 | + std::cmatch cm; | ||
3710 | + if (std::regex_match(b, e, cm, re_another_range)) { | ||
3711 | + ssize_t first = -1; | ||
3712 | + if (!cm.str(1).empty()) { | ||
3713 | + first = static_cast<ssize_t>(std::stoll(cm.str(1))); | ||
3714 | + } | ||
3715 | + | ||
3716 | + ssize_t last = -1; | ||
3717 | + if (!cm.str(2).empty()) { | ||
3718 | + last = static_cast<ssize_t>(std::stoll(cm.str(2))); | ||
3719 | + } | ||
3720 | + | ||
3721 | + if (first != -1 && last != -1 && first > last) { | ||
3722 | + all_valid_ranges = false; | ||
3723 | + return; | ||
3724 | + } | ||
3725 | + ranges.emplace_back(std::make_pair(first, last)); | ||
3726 | + } | ||
3727 | + }); | ||
3728 | + return all_valid_ranges; | ||
3729 | + } | ||
3730 | + return false; | ||
3731 | +#ifdef CPPHTTPLIB_NO_EXCEPTIONS | ||
3732 | +} | ||
3733 | +#else | ||
3734 | +} catch (...) { return false; } | ||
3735 | +#endif | ||
3736 | + | ||
3737 | +class MultipartFormDataParser { | ||
3738 | +public: | ||
3739 | + MultipartFormDataParser() = default; | ||
3740 | + | ||
3741 | + void set_boundary(std::string &&boundary) { boundary_ = boundary; } | ||
3742 | + | ||
3743 | + bool is_valid() const { return is_valid_; } | ||
3744 | + | ||
3745 | + bool parse(const char *buf, size_t n, const ContentReceiver &content_callback, | ||
3746 | + const MultipartContentHeader &header_callback) { | ||
3747 | + | ||
3748 | + static const std::regex re_content_disposition( | ||
3749 | + "^Content-Disposition:\\s*form-data;\\s*name=\"(.*?)\"(?:;\\s*filename=" | ||
3750 | + "\"(.*?)\")?\\s*$", | ||
3751 | + std::regex_constants::icase); | ||
3752 | + static const std::string dash_ = "--"; | ||
3753 | + static const std::string crlf_ = "\r\n"; | ||
3754 | + | ||
3755 | + buf_append(buf, n); | ||
3756 | + | ||
3757 | + while (buf_size() > 0) { | ||
3758 | + switch (state_) { | ||
3759 | + case 0: { // Initial boundary | ||
3760 | + auto pattern = dash_ + boundary_ + crlf_; | ||
3761 | + if (pattern.size() > buf_size()) { return true; } | ||
3762 | + if (!buf_start_with(pattern)) { return false; } | ||
3763 | + buf_erase(pattern.size()); | ||
3764 | + state_ = 1; | ||
3765 | + break; | ||
3766 | + } | ||
3767 | + case 1: { // New entry | ||
3768 | + clear_file_info(); | ||
3769 | + state_ = 2; | ||
3770 | + break; | ||
3771 | + } | ||
3772 | + case 2: { // Headers | ||
3773 | + auto pos = buf_find(crlf_); | ||
3774 | + if (pos > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } | ||
3775 | + while (pos < buf_size()) { | ||
3776 | + // Empty line | ||
3777 | + if (pos == 0) { | ||
3778 | + if (!header_callback(file_)) { | ||
3779 | + is_valid_ = false; | ||
3780 | + return false; | ||
3781 | + } | ||
3782 | + buf_erase(crlf_.size()); | ||
3783 | + state_ = 3; | ||
3784 | + break; | ||
3785 | + } | ||
3786 | + | ||
3787 | + static const std::string header_name = "content-type:"; | ||
3788 | + const auto header = buf_head(pos); | ||
3789 | + if (start_with_case_ignore(header, header_name)) { | ||
3790 | + file_.content_type = trim_copy(header.substr(header_name.size())); | ||
3791 | + } else { | ||
3792 | + std::smatch m; | ||
3793 | + if (std::regex_match(header, m, re_content_disposition)) { | ||
3794 | + file_.name = m[1]; | ||
3795 | + file_.filename = m[2]; | ||
3796 | + } | ||
3797 | + } | ||
3798 | + | ||
3799 | + buf_erase(pos + crlf_.size()); | ||
3800 | + pos = buf_find(crlf_); | ||
3801 | + } | ||
3802 | + if (state_ != 3) { return true; } | ||
3803 | + break; | ||
3804 | + } | ||
3805 | + case 3: { // Body | ||
3806 | + { | ||
3807 | + auto pattern = crlf_ + dash_; | ||
3808 | + if (pattern.size() > buf_size()) { return true; } | ||
3809 | + | ||
3810 | + auto pos = buf_find(pattern); | ||
3811 | + | ||
3812 | + if (!content_callback(buf_data(), pos)) { | ||
3813 | + is_valid_ = false; | ||
3814 | + return false; | ||
3815 | + } | ||
3816 | + | ||
3817 | + buf_erase(pos); | ||
3818 | + } | ||
3819 | + { | ||
3820 | + auto pattern = crlf_ + dash_ + boundary_; | ||
3821 | + if (pattern.size() > buf_size()) { return true; } | ||
3822 | + | ||
3823 | + auto pos = buf_find(pattern); | ||
3824 | + if (pos < buf_size()) { | ||
3825 | + if (!content_callback(buf_data(), pos)) { | ||
3826 | + is_valid_ = false; | ||
3827 | + return false; | ||
3828 | + } | ||
3829 | + | ||
3830 | + buf_erase(pos + pattern.size()); | ||
3831 | + state_ = 4; | ||
3832 | + } else { | ||
3833 | + if (!content_callback(buf_data(), pattern.size())) { | ||
3834 | + is_valid_ = false; | ||
3835 | + return false; | ||
3836 | + } | ||
3837 | + | ||
3838 | + buf_erase(pattern.size()); | ||
3839 | + } | ||
3840 | + } | ||
3841 | + break; | ||
3842 | + } | ||
3843 | + case 4: { // Boundary | ||
3844 | + if (crlf_.size() > buf_size()) { return true; } | ||
3845 | + if (buf_start_with(crlf_)) { | ||
3846 | + buf_erase(crlf_.size()); | ||
3847 | + state_ = 1; | ||
3848 | + } else { | ||
3849 | + auto pattern = dash_ + crlf_; | ||
3850 | + if (pattern.size() > buf_size()) { return true; } | ||
3851 | + if (buf_start_with(pattern)) { | ||
3852 | + buf_erase(pattern.size()); | ||
3853 | + is_valid_ = true; | ||
3854 | + state_ = 5; | ||
3855 | + } else { | ||
3856 | + return true; | ||
3857 | + } | ||
3858 | + } | ||
3859 | + break; | ||
3860 | + } | ||
3861 | + case 5: { // Done | ||
3862 | + is_valid_ = false; | ||
3863 | + return false; | ||
3864 | + } | ||
3865 | + } | ||
3866 | + } | ||
3867 | + | ||
3868 | + return true; | ||
3869 | + } | ||
3870 | + | ||
3871 | +private: | ||
3872 | + void clear_file_info() { | ||
3873 | + file_.name.clear(); | ||
3874 | + file_.filename.clear(); | ||
3875 | + file_.content_type.clear(); | ||
3876 | + } | ||
3877 | + | ||
3878 | + bool start_with_case_ignore(const std::string &a, | ||
3879 | + const std::string &b) const { | ||
3880 | + if (a.size() < b.size()) { return false; } | ||
3881 | + for (size_t i = 0; i < b.size(); i++) { | ||
3882 | + if (::tolower(a[i]) != ::tolower(b[i])) { return false; } | ||
3883 | + } | ||
3884 | + return true; | ||
3885 | + } | ||
3886 | + | ||
3887 | + std::string boundary_; | ||
3888 | + | ||
3889 | + size_t state_ = 0; | ||
3890 | + bool is_valid_ = false; | ||
3891 | + MultipartFormData file_; | ||
3892 | + | ||
3893 | + // Buffer | ||
3894 | + bool start_with(const std::string &a, size_t spos, size_t epos, | ||
3895 | + const std::string &b) const { | ||
3896 | + if (epos - spos < b.size()) { return false; } | ||
3897 | + for (size_t i = 0; i < b.size(); i++) { | ||
3898 | + if (a[i + spos] != b[i]) { return false; } | ||
3899 | + } | ||
3900 | + return true; | ||
3901 | + } | ||
3902 | + | ||
3903 | + size_t buf_size() const { return buf_epos_ - buf_spos_; } | ||
3904 | + | ||
3905 | + const char *buf_data() const { return &buf_[buf_spos_]; } | ||
3906 | + | ||
3907 | + std::string buf_head(size_t l) const { return buf_.substr(buf_spos_, l); } | ||
3908 | + | ||
3909 | + bool buf_start_with(const std::string &s) const { | ||
3910 | + return start_with(buf_, buf_spos_, buf_epos_, s); | ||
3911 | + } | ||
3912 | + | ||
3913 | + size_t buf_find(const std::string &s) const { | ||
3914 | + auto c = s.front(); | ||
3915 | + | ||
3916 | + size_t off = buf_spos_; | ||
3917 | + while (off < buf_epos_) { | ||
3918 | + auto pos = off; | ||
3919 | + while (true) { | ||
3920 | + if (pos == buf_epos_) { return buf_size(); } | ||
3921 | + if (buf_[pos] == c) { break; } | ||
3922 | + pos++; | ||
3923 | + } | ||
3924 | + | ||
3925 | + auto remaining_size = buf_epos_ - pos; | ||
3926 | + if (s.size() > remaining_size) { return buf_size(); } | ||
3927 | + | ||
3928 | + if (start_with(buf_, pos, buf_epos_, s)) { return pos - buf_spos_; } | ||
3929 | + | ||
3930 | + off = pos + 1; | ||
3931 | + } | ||
3932 | + | ||
3933 | + return buf_size(); | ||
3934 | + } | ||
3935 | + | ||
3936 | + void buf_append(const char *data, size_t n) { | ||
3937 | + auto remaining_size = buf_size(); | ||
3938 | + if (remaining_size > 0 && buf_spos_ > 0) { | ||
3939 | + for (size_t i = 0; i < remaining_size; i++) { | ||
3940 | + buf_[i] = buf_[buf_spos_ + i]; | ||
3941 | + } | ||
3942 | + } | ||
3943 | + buf_spos_ = 0; | ||
3944 | + buf_epos_ = remaining_size; | ||
3945 | + | ||
3946 | + if (remaining_size + n > buf_.size()) { buf_.resize(remaining_size + n); } | ||
3947 | + | ||
3948 | + for (size_t i = 0; i < n; i++) { | ||
3949 | + buf_[buf_epos_ + i] = data[i]; | ||
3950 | + } | ||
3951 | + buf_epos_ += n; | ||
3952 | + } | ||
3953 | + | ||
3954 | + void buf_erase(size_t size) { buf_spos_ += size; } | ||
3955 | + | ||
3956 | + std::string buf_; | ||
3957 | + size_t buf_spos_ = 0; | ||
3958 | + size_t buf_epos_ = 0; | ||
3959 | +}; | ||
3960 | + | ||
3961 | +inline std::string to_lower(const char *beg, const char *end) { | ||
3962 | + std::string out; | ||
3963 | + auto it = beg; | ||
3964 | + while (it != end) { | ||
3965 | + out += static_cast<char>(::tolower(*it)); | ||
3966 | + it++; | ||
3967 | + } | ||
3968 | + return out; | ||
3969 | +} | ||
3970 | + | ||
3971 | +inline std::string make_multipart_data_boundary() { | ||
3972 | + static const char data[] = | ||
3973 | + "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; | ||
3974 | + | ||
3975 | + // std::random_device might actually be deterministic on some | ||
3976 | + // platforms, but due to lack of support in the c++ standard library, | ||
3977 | + // doing better requires either some ugly hacks or breaking portability. | ||
3978 | + std::random_device seed_gen; | ||
3979 | + | ||
3980 | + // Request 128 bits of entropy for initialization | ||
3981 | + std::seed_seq seed_sequence{seed_gen(), seed_gen(), seed_gen(), seed_gen()}; | ||
3982 | + std::mt19937 engine(seed_sequence); | ||
3983 | + | ||
3984 | + std::string result = "--cpp-httplib-multipart-data-"; | ||
3985 | + | ||
3986 | + for (auto i = 0; i < 16; i++) { | ||
3987 | + result += data[engine() % (sizeof(data) - 1)]; | ||
3988 | + } | ||
3989 | + | ||
3990 | + return result; | ||
3991 | +} | ||
3992 | + | ||
3993 | +inline std::pair<size_t, size_t> | ||
3994 | +get_range_offset_and_length(const Request &req, size_t content_length, | ||
3995 | + size_t index) { | ||
3996 | + auto r = req.ranges[index]; | ||
3997 | + | ||
3998 | + if (r.first == -1 && r.second == -1) { | ||
3999 | + return std::make_pair(0, content_length); | ||
4000 | + } | ||
4001 | + | ||
4002 | + auto slen = static_cast<ssize_t>(content_length); | ||
4003 | + | ||
4004 | + if (r.first == -1) { | ||
4005 | + r.first = (std::max)(static_cast<ssize_t>(0), slen - r.second); | ||
4006 | + r.second = slen - 1; | ||
4007 | + } | ||
4008 | + | ||
4009 | + if (r.second == -1) { r.second = slen - 1; } | ||
4010 | + return std::make_pair(r.first, static_cast<size_t>(r.second - r.first) + 1); | ||
4011 | +} | ||
4012 | + | ||
4013 | +inline std::string make_content_range_header_field(size_t offset, size_t length, | ||
4014 | + size_t content_length) { | ||
4015 | + std::string field = "bytes "; | ||
4016 | + field += std::to_string(offset); | ||
4017 | + field += "-"; | ||
4018 | + field += std::to_string(offset + length - 1); | ||
4019 | + field += "/"; | ||
4020 | + field += std::to_string(content_length); | ||
4021 | + return field; | ||
4022 | +} | ||
4023 | + | ||
4024 | +template <typename SToken, typename CToken, typename Content> | ||
4025 | +bool process_multipart_ranges_data(const Request &req, Response &res, | ||
4026 | + const std::string &boundary, | ||
4027 | + const std::string &content_type, | ||
4028 | + SToken stoken, CToken ctoken, | ||
4029 | + Content content) { | ||
4030 | + for (size_t i = 0; i < req.ranges.size(); i++) { | ||
4031 | + ctoken("--"); | ||
4032 | + stoken(boundary); | ||
4033 | + ctoken("\r\n"); | ||
4034 | + if (!content_type.empty()) { | ||
4035 | + ctoken("Content-Type: "); | ||
4036 | + stoken(content_type); | ||
4037 | + ctoken("\r\n"); | ||
4038 | + } | ||
4039 | + | ||
4040 | + auto offsets = get_range_offset_and_length(req, res.body.size(), i); | ||
4041 | + auto offset = offsets.first; | ||
4042 | + auto length = offsets.second; | ||
4043 | + | ||
4044 | + ctoken("Content-Range: "); | ||
4045 | + stoken(make_content_range_header_field(offset, length, res.body.size())); | ||
4046 | + ctoken("\r\n"); | ||
4047 | + ctoken("\r\n"); | ||
4048 | + if (!content(offset, length)) { return false; } | ||
4049 | + ctoken("\r\n"); | ||
4050 | + } | ||
4051 | + | ||
4052 | + ctoken("--"); | ||
4053 | + stoken(boundary); | ||
4054 | + ctoken("--\r\n"); | ||
4055 | + | ||
4056 | + return true; | ||
4057 | +} | ||
4058 | + | ||
4059 | +inline bool make_multipart_ranges_data(const Request &req, Response &res, | ||
4060 | + const std::string &boundary, | ||
4061 | + const std::string &content_type, | ||
4062 | + std::string &data) { | ||
4063 | + return process_multipart_ranges_data( | ||
4064 | + req, res, boundary, content_type, | ||
4065 | + [&](const std::string &token) { data += token; }, | ||
4066 | + [&](const char *token) { data += token; }, | ||
4067 | + [&](size_t offset, size_t length) { | ||
4068 | + if (offset < res.body.size()) { | ||
4069 | + data += res.body.substr(offset, length); | ||
4070 | + return true; | ||
4071 | + } | ||
4072 | + return false; | ||
4073 | + }); | ||
4074 | +} | ||
4075 | + | ||
4076 | +inline size_t | ||
4077 | +get_multipart_ranges_data_length(const Request &req, Response &res, | ||
4078 | + const std::string &boundary, | ||
4079 | + const std::string &content_type) { | ||
4080 | + size_t data_length = 0; | ||
4081 | + | ||
4082 | + process_multipart_ranges_data( | ||
4083 | + req, res, boundary, content_type, | ||
4084 | + [&](const std::string &token) { data_length += token.size(); }, | ||
4085 | + [&](const char *token) { data_length += strlen(token); }, | ||
4086 | + [&](size_t /*offset*/, size_t length) { | ||
4087 | + data_length += length; | ||
4088 | + return true; | ||
4089 | + }); | ||
4090 | + | ||
4091 | + return data_length; | ||
4092 | +} | ||
4093 | + | ||
4094 | +template <typename T> | ||
4095 | +inline bool write_multipart_ranges_data(Stream &strm, const Request &req, | ||
4096 | + Response &res, | ||
4097 | + const std::string &boundary, | ||
4098 | + const std::string &content_type, | ||
4099 | + const T &is_shutting_down) { | ||
4100 | + return process_multipart_ranges_data( | ||
4101 | + req, res, boundary, content_type, | ||
4102 | + [&](const std::string &token) { strm.write(token); }, | ||
4103 | + [&](const char *token) { strm.write(token); }, | ||
4104 | + [&](size_t offset, size_t length) { | ||
4105 | + return write_content(strm, res.content_provider_, offset, length, | ||
4106 | + is_shutting_down); | ||
4107 | + }); | ||
4108 | +} | ||
4109 | + | ||
4110 | +inline std::pair<size_t, size_t> | ||
4111 | +get_range_offset_and_length(const Request &req, const Response &res, | ||
4112 | + size_t index) { | ||
4113 | + auto r = req.ranges[index]; | ||
4114 | + | ||
4115 | + if (r.second == -1) { | ||
4116 | + r.second = static_cast<ssize_t>(res.content_length_) - 1; | ||
4117 | + } | ||
4118 | + | ||
4119 | + return std::make_pair(r.first, r.second - r.first + 1); | ||
4120 | +} | ||
4121 | + | ||
4122 | +inline bool expect_content(const Request &req) { | ||
4123 | + if (req.method == "POST" || req.method == "PUT" || req.method == "PATCH" || | ||
4124 | + req.method == "PRI" || req.method == "DELETE") { | ||
4125 | + return true; | ||
4126 | + } | ||
4127 | + // TODO: check if Content-Length is set | ||
4128 | + return false; | ||
4129 | +} | ||
4130 | + | ||
4131 | +inline bool has_crlf(const char *s) { | ||
4132 | + auto p = s; | ||
4133 | + while (*p) { | ||
4134 | + if (*p == '\r' || *p == '\n') { return true; } | ||
4135 | + p++; | ||
4136 | + } | ||
4137 | + return false; | ||
4138 | +} | ||
4139 | + | ||
4140 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
4141 | +template <typename CTX, typename Init, typename Update, typename Final> | ||
4142 | +inline std::string message_digest(const std::string &s, Init init, | ||
4143 | + Update update, Final final, | ||
4144 | + size_t digest_length) { | ||
4145 | + std::vector<unsigned char> md(digest_length, 0); | ||
4146 | + CTX ctx; | ||
4147 | + init(&ctx); | ||
4148 | + update(&ctx, s.data(), s.size()); | ||
4149 | + final(md.data(), &ctx); | ||
4150 | + | ||
4151 | + std::stringstream ss; | ||
4152 | + for (auto c : md) { | ||
4153 | + ss << std::setfill('0') << std::setw(2) << std::hex << (unsigned int)c; | ||
4154 | + } | ||
4155 | + return ss.str(); | ||
4156 | +} | ||
4157 | + | ||
4158 | +inline std::string MD5(const std::string &s) { | ||
4159 | + return message_digest<MD5_CTX>(s, MD5_Init, MD5_Update, MD5_Final, | ||
4160 | + MD5_DIGEST_LENGTH); | ||
4161 | +} | ||
4162 | + | ||
4163 | +inline std::string SHA_256(const std::string &s) { | ||
4164 | + return message_digest<SHA256_CTX>(s, SHA256_Init, SHA256_Update, SHA256_Final, | ||
4165 | + SHA256_DIGEST_LENGTH); | ||
4166 | +} | ||
4167 | + | ||
4168 | +inline std::string SHA_512(const std::string &s) { | ||
4169 | + return message_digest<SHA512_CTX>(s, SHA512_Init, SHA512_Update, SHA512_Final, | ||
4170 | + SHA512_DIGEST_LENGTH); | ||
4171 | +} | ||
4172 | +#endif | ||
4173 | + | ||
4174 | +#ifdef _WIN32 | ||
4175 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
4176 | +// NOTE: This code came up with the following stackoverflow post: | ||
4177 | +// https://stackoverflow.com/questions/9507184/can-openssl-on-windows-use-the-system-certificate-store | ||
4178 | +inline bool load_system_certs_on_windows(X509_STORE *store) { | ||
4179 | + auto hStore = CertOpenSystemStoreW((HCRYPTPROV_LEGACY)NULL, L"ROOT"); | ||
4180 | + | ||
4181 | + if (!hStore) { return false; } | ||
4182 | + | ||
4183 | + PCCERT_CONTEXT pContext = NULL; | ||
4184 | + while ((pContext = CertEnumCertificatesInStore(hStore, pContext)) != | ||
4185 | + nullptr) { | ||
4186 | + auto encoded_cert = | ||
4187 | + static_cast<const unsigned char *>(pContext->pbCertEncoded); | ||
4188 | + | ||
4189 | + auto x509 = d2i_X509(NULL, &encoded_cert, pContext->cbCertEncoded); | ||
4190 | + if (x509) { | ||
4191 | + X509_STORE_add_cert(store, x509); | ||
4192 | + X509_free(x509); | ||
4193 | + } | ||
4194 | + } | ||
4195 | + | ||
4196 | + CertFreeCertificateContext(pContext); | ||
4197 | + CertCloseStore(hStore, 0); | ||
4198 | + | ||
4199 | + return true; | ||
4200 | +} | ||
4201 | +#endif | ||
4202 | + | ||
4203 | +class WSInit { | ||
4204 | +public: | ||
4205 | + WSInit() { | ||
4206 | + WSADATA wsaData; | ||
4207 | + WSAStartup(0x0002, &wsaData); | ||
4208 | + } | ||
4209 | + | ||
4210 | + ~WSInit() { WSACleanup(); } | ||
4211 | +}; | ||
4212 | + | ||
4213 | +static WSInit wsinit_; | ||
4214 | +#endif | ||
4215 | + | ||
4216 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
4217 | +inline std::pair<std::string, std::string> make_digest_authentication_header( | ||
4218 | + const Request &req, const std::map<std::string, std::string> &auth, | ||
4219 | + size_t cnonce_count, const std::string &cnonce, const std::string &username, | ||
4220 | + const std::string &password, bool is_proxy = false) { | ||
4221 | + std::string nc; | ||
4222 | + { | ||
4223 | + std::stringstream ss; | ||
4224 | + ss << std::setfill('0') << std::setw(8) << std::hex << cnonce_count; | ||
4225 | + nc = ss.str(); | ||
4226 | + } | ||
4227 | + | ||
4228 | + std::string qop; | ||
4229 | + if (auth.find("qop") != auth.end()) { | ||
4230 | + qop = auth.at("qop"); | ||
4231 | + if (qop.find("auth-int") != std::string::npos) { | ||
4232 | + qop = "auth-int"; | ||
4233 | + } else if (qop.find("auth") != std::string::npos) { | ||
4234 | + qop = "auth"; | ||
4235 | + } else { | ||
4236 | + qop.clear(); | ||
4237 | + } | ||
4238 | + } | ||
4239 | + | ||
4240 | + std::string algo = "MD5"; | ||
4241 | + if (auth.find("algorithm") != auth.end()) { algo = auth.at("algorithm"); } | ||
4242 | + | ||
4243 | + std::string response; | ||
4244 | + { | ||
4245 | + auto H = algo == "SHA-256" ? detail::SHA_256 | ||
4246 | + : algo == "SHA-512" ? detail::SHA_512 | ||
4247 | + : detail::MD5; | ||
4248 | + | ||
4249 | + auto A1 = username + ":" + auth.at("realm") + ":" + password; | ||
4250 | + | ||
4251 | + auto A2 = req.method + ":" + req.path; | ||
4252 | + if (qop == "auth-int") { A2 += ":" + H(req.body); } | ||
4253 | + | ||
4254 | + if (qop.empty()) { | ||
4255 | + response = H(H(A1) + ":" + auth.at("nonce") + ":" + H(A2)); | ||
4256 | + } else { | ||
4257 | + response = H(H(A1) + ":" + auth.at("nonce") + ":" + nc + ":" + cnonce + | ||
4258 | + ":" + qop + ":" + H(A2)); | ||
4259 | + } | ||
4260 | + } | ||
4261 | + | ||
4262 | + auto opaque = (auth.find("opaque") != auth.end()) ? auth.at("opaque") : ""; | ||
4263 | + | ||
4264 | + auto field = "Digest username=\"" + username + "\", realm=\"" + | ||
4265 | + auth.at("realm") + "\", nonce=\"" + auth.at("nonce") + | ||
4266 | + "\", uri=\"" + req.path + "\", algorithm=" + algo + | ||
4267 | + (qop.empty() ? ", response=\"" | ||
4268 | + : ", qop=" + qop + ", nc=" + nc + ", cnonce=\"" + | ||
4269 | + cnonce + "\", response=\"") + | ||
4270 | + response + "\"" + | ||
4271 | + (opaque.empty() ? "" : ", opaque=\"" + opaque + "\""); | ||
4272 | + | ||
4273 | + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; | ||
4274 | + return std::make_pair(key, field); | ||
4275 | +} | ||
4276 | +#endif | ||
4277 | + | ||
4278 | +inline bool parse_www_authenticate(const Response &res, | ||
4279 | + std::map<std::string, std::string> &auth, | ||
4280 | + bool is_proxy) { | ||
4281 | + auto auth_key = is_proxy ? "Proxy-Authenticate" : "WWW-Authenticate"; | ||
4282 | + if (res.has_header(auth_key)) { | ||
4283 | + static auto re = std::regex(R"~((?:(?:,\s*)?(.+?)=(?:"(.*?)"|([^,]*))))~"); | ||
4284 | + auto s = res.get_header_value(auth_key); | ||
4285 | + auto pos = s.find(' '); | ||
4286 | + if (pos != std::string::npos) { | ||
4287 | + auto type = s.substr(0, pos); | ||
4288 | + if (type == "Basic") { | ||
4289 | + return false; | ||
4290 | + } else if (type == "Digest") { | ||
4291 | + s = s.substr(pos + 1); | ||
4292 | + auto beg = std::sregex_iterator(s.begin(), s.end(), re); | ||
4293 | + for (auto i = beg; i != std::sregex_iterator(); ++i) { | ||
4294 | + auto m = *i; | ||
4295 | + auto key = s.substr(static_cast<size_t>(m.position(1)), | ||
4296 | + static_cast<size_t>(m.length(1))); | ||
4297 | + auto val = m.length(2) > 0 | ||
4298 | + ? s.substr(static_cast<size_t>(m.position(2)), | ||
4299 | + static_cast<size_t>(m.length(2))) | ||
4300 | + : s.substr(static_cast<size_t>(m.position(3)), | ||
4301 | + static_cast<size_t>(m.length(3))); | ||
4302 | + auth[key] = val; | ||
4303 | + } | ||
4304 | + return true; | ||
4305 | + } | ||
4306 | + } | ||
4307 | + } | ||
4308 | + return false; | ||
4309 | +} | ||
4310 | + | ||
4311 | +// https://stackoverflow.com/questions/440133/how-do-i-create-a-random-alpha-numeric-string-in-c/440240#answer-440240 | ||
4312 | +inline std::string random_string(size_t length) { | ||
4313 | + auto randchar = []() -> char { | ||
4314 | + const char charset[] = "0123456789" | ||
4315 | + "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | ||
4316 | + "abcdefghijklmnopqrstuvwxyz"; | ||
4317 | + const size_t max_index = (sizeof(charset) - 1); | ||
4318 | + return charset[static_cast<size_t>(std::rand()) % max_index]; | ||
4319 | + }; | ||
4320 | + std::string str(length, 0); | ||
4321 | + std::generate_n(str.begin(), length, randchar); | ||
4322 | + return str; | ||
4323 | +} | ||
4324 | + | ||
4325 | +class ContentProviderAdapter { | ||
4326 | +public: | ||
4327 | + explicit ContentProviderAdapter( | ||
4328 | + ContentProviderWithoutLength &&content_provider) | ||
4329 | + : content_provider_(content_provider) {} | ||
4330 | + | ||
4331 | + bool operator()(size_t offset, size_t, DataSink &sink) { | ||
4332 | + return content_provider_(offset, sink); | ||
4333 | + } | ||
4334 | + | ||
4335 | +private: | ||
4336 | + ContentProviderWithoutLength content_provider_; | ||
4337 | +}; | ||
4338 | + | ||
4339 | +} // namespace detail | ||
4340 | + | ||
4341 | +inline std::string hosted_at(const char *hostname) { | ||
4342 | + std::vector<std::string> addrs; | ||
4343 | + hosted_at(hostname, addrs); | ||
4344 | + if (addrs.empty()) { return std::string(); } | ||
4345 | + return addrs[0]; | ||
4346 | +} | ||
4347 | + | ||
4348 | +inline void hosted_at(const char *hostname, std::vector<std::string> &addrs) { | ||
4349 | + struct addrinfo hints; | ||
4350 | + struct addrinfo *result; | ||
4351 | + | ||
4352 | + memset(&hints, 0, sizeof(struct addrinfo)); | ||
4353 | + hints.ai_family = AF_UNSPEC; | ||
4354 | + hints.ai_socktype = SOCK_STREAM; | ||
4355 | + hints.ai_protocol = 0; | ||
4356 | + | ||
4357 | + if (getaddrinfo(hostname, nullptr, &hints, &result)) { | ||
4358 | +#if defined __linux__ && !defined __ANDROID__ | ||
4359 | + res_init(); | ||
4360 | +#endif | ||
4361 | + return; | ||
4362 | + } | ||
4363 | + | ||
4364 | + for (auto rp = result; rp; rp = rp->ai_next) { | ||
4365 | + const auto &addr = | ||
4366 | + *reinterpret_cast<struct sockaddr_storage *>(rp->ai_addr); | ||
4367 | + std::string ip; | ||
4368 | + int dummy = -1; | ||
4369 | + if (detail::get_remote_ip_and_port(addr, sizeof(struct sockaddr_storage), | ||
4370 | + ip, dummy)) { | ||
4371 | + addrs.push_back(ip); | ||
4372 | + } | ||
4373 | + } | ||
4374 | +} | ||
4375 | + | ||
4376 | +inline std::string append_query_params(const char *path, const Params ¶ms) { | ||
4377 | + std::string path_with_query = path; | ||
4378 | + const static std::regex re("[^?]+\\?.*"); | ||
4379 | + auto delm = std::regex_match(path, re) ? '&' : '?'; | ||
4380 | + path_with_query += delm + detail::params_to_query_str(params); | ||
4381 | + return path_with_query; | ||
4382 | +} | ||
4383 | + | ||
4384 | +// Header utilities | ||
4385 | +inline std::pair<std::string, std::string> make_range_header(Ranges ranges) { | ||
4386 | + std::string field = "bytes="; | ||
4387 | + auto i = 0; | ||
4388 | + for (auto r : ranges) { | ||
4389 | + if (i != 0) { field += ", "; } | ||
4390 | + if (r.first != -1) { field += std::to_string(r.first); } | ||
4391 | + field += '-'; | ||
4392 | + if (r.second != -1) { field += std::to_string(r.second); } | ||
4393 | + i++; | ||
4394 | + } | ||
4395 | + return std::make_pair("Range", std::move(field)); | ||
4396 | +} | ||
4397 | + | ||
4398 | +inline std::pair<std::string, std::string> | ||
4399 | +make_basic_authentication_header(const std::string &username, | ||
4400 | + const std::string &password, bool is_proxy) { | ||
4401 | + auto field = "Basic " + detail::base64_encode(username + ":" + password); | ||
4402 | + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; | ||
4403 | + return std::make_pair(key, std::move(field)); | ||
4404 | +} | ||
4405 | + | ||
4406 | +inline std::pair<std::string, std::string> | ||
4407 | +make_bearer_token_authentication_header(const std::string &token, | ||
4408 | + bool is_proxy = false) { | ||
4409 | + auto field = "Bearer " + token; | ||
4410 | + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; | ||
4411 | + return std::make_pair(key, std::move(field)); | ||
4412 | +} | ||
4413 | + | ||
4414 | +// Request implementation | ||
4415 | +inline bool Request::has_header(const char *key) const { | ||
4416 | + return detail::has_header(headers, key); | ||
4417 | +} | ||
4418 | + | ||
4419 | +inline std::string Request::get_header_value(const char *key, size_t id) const { | ||
4420 | + return detail::get_header_value(headers, key, id, ""); | ||
4421 | +} | ||
4422 | + | ||
4423 | +inline size_t Request::get_header_value_count(const char *key) const { | ||
4424 | + auto r = headers.equal_range(key); | ||
4425 | + return static_cast<size_t>(std::distance(r.first, r.second)); | ||
4426 | +} | ||
4427 | + | ||
4428 | +inline void Request::set_header(const char *key, const char *val) { | ||
4429 | + if (!detail::has_crlf(key) && !detail::has_crlf(val)) { | ||
4430 | + headers.emplace(key, val); | ||
4431 | + } | ||
4432 | +} | ||
4433 | + | ||
4434 | +inline void Request::set_header(const char *key, const std::string &val) { | ||
4435 | + if (!detail::has_crlf(key) && !detail::has_crlf(val.c_str())) { | ||
4436 | + headers.emplace(key, val); | ||
4437 | + } | ||
4438 | +} | ||
4439 | + | ||
4440 | +inline bool Request::has_param(const char *key) const { | ||
4441 | + return params.find(key) != params.end(); | ||
4442 | +} | ||
4443 | + | ||
4444 | +inline std::string Request::get_param_value(const char *key, size_t id) const { | ||
4445 | + auto rng = params.equal_range(key); | ||
4446 | + auto it = rng.first; | ||
4447 | + std::advance(it, static_cast<ssize_t>(id)); | ||
4448 | + if (it != rng.second) { return it->second; } | ||
4449 | + return std::string(); | ||
4450 | +} | ||
4451 | + | ||
4452 | +inline size_t Request::get_param_value_count(const char *key) const { | ||
4453 | + auto r = params.equal_range(key); | ||
4454 | + return static_cast<size_t>(std::distance(r.first, r.second)); | ||
4455 | +} | ||
4456 | + | ||
4457 | +inline bool Request::is_multipart_form_data() const { | ||
4458 | + const auto &content_type = get_header_value("Content-Type"); | ||
4459 | + return !content_type.rfind("multipart/form-data", 0); | ||
4460 | +} | ||
4461 | + | ||
4462 | +inline bool Request::has_file(const char *key) const { | ||
4463 | + return files.find(key) != files.end(); | ||
4464 | +} | ||
4465 | + | ||
4466 | +inline MultipartFormData Request::get_file_value(const char *key) const { | ||
4467 | + auto it = files.find(key); | ||
4468 | + if (it != files.end()) { return it->second; } | ||
4469 | + return MultipartFormData(); | ||
4470 | +} | ||
4471 | + | ||
4472 | +// Response implementation | ||
4473 | +inline bool Response::has_header(const char *key) const { | ||
4474 | + return headers.find(key) != headers.end(); | ||
4475 | +} | ||
4476 | + | ||
4477 | +inline std::string Response::get_header_value(const char *key, | ||
4478 | + size_t id) const { | ||
4479 | + return detail::get_header_value(headers, key, id, ""); | ||
4480 | +} | ||
4481 | + | ||
4482 | +inline size_t Response::get_header_value_count(const char *key) const { | ||
4483 | + auto r = headers.equal_range(key); | ||
4484 | + return static_cast<size_t>(std::distance(r.first, r.second)); | ||
4485 | +} | ||
4486 | + | ||
4487 | +inline void Response::set_header(const char *key, const char *val) { | ||
4488 | + if (!detail::has_crlf(key) && !detail::has_crlf(val)) { | ||
4489 | + headers.emplace(key, val); | ||
4490 | + } | ||
4491 | +} | ||
4492 | + | ||
4493 | +inline void Response::set_header(const char *key, const std::string &val) { | ||
4494 | + if (!detail::has_crlf(key) && !detail::has_crlf(val.c_str())) { | ||
4495 | + headers.emplace(key, val); | ||
4496 | + } | ||
4497 | +} | ||
4498 | + | ||
4499 | +inline void Response::set_redirect(const char *url, int stat) { | ||
4500 | + if (!detail::has_crlf(url)) { | ||
4501 | + set_header("Location", url); | ||
4502 | + if (300 <= stat && stat < 400) { | ||
4503 | + this->status = stat; | ||
4504 | + } else { | ||
4505 | + this->status = 302; | ||
4506 | + } | ||
4507 | + } | ||
4508 | +} | ||
4509 | + | ||
4510 | +inline void Response::set_redirect(const std::string &url, int stat) { | ||
4511 | + set_redirect(url.c_str(), stat); | ||
4512 | +} | ||
4513 | + | ||
4514 | +inline void Response::set_content(const char *s, size_t n, | ||
4515 | + const char *content_type) { | ||
4516 | + body.assign(s, n); | ||
4517 | + | ||
4518 | + auto rng = headers.equal_range("Content-Type"); | ||
4519 | + headers.erase(rng.first, rng.second); | ||
4520 | + set_header("Content-Type", content_type); | ||
4521 | +} | ||
4522 | + | ||
4523 | +inline void Response::set_content(const std::string &s, | ||
4524 | + const char *content_type) { | ||
4525 | + set_content(s.data(), s.size(), content_type); | ||
4526 | +} | ||
4527 | + | ||
4528 | +inline void Response::set_content_provider( | ||
4529 | + size_t in_length, const char *content_type, ContentProvider provider, | ||
4530 | + ContentProviderResourceReleaser resource_releaser) { | ||
4531 | + assert(in_length > 0); | ||
4532 | + set_header("Content-Type", content_type); | ||
4533 | + content_length_ = in_length; | ||
4534 | + content_provider_ = std::move(provider); | ||
4535 | + content_provider_resource_releaser_ = resource_releaser; | ||
4536 | + is_chunked_content_provider_ = false; | ||
4537 | +} | ||
4538 | + | ||
4539 | +inline void Response::set_content_provider( | ||
4540 | + const char *content_type, ContentProviderWithoutLength provider, | ||
4541 | + ContentProviderResourceReleaser resource_releaser) { | ||
4542 | + set_header("Content-Type", content_type); | ||
4543 | + content_length_ = 0; | ||
4544 | + content_provider_ = detail::ContentProviderAdapter(std::move(provider)); | ||
4545 | + content_provider_resource_releaser_ = resource_releaser; | ||
4546 | + is_chunked_content_provider_ = false; | ||
4547 | +} | ||
4548 | + | ||
4549 | +inline void Response::set_chunked_content_provider( | ||
4550 | + const char *content_type, ContentProviderWithoutLength provider, | ||
4551 | + ContentProviderResourceReleaser resource_releaser) { | ||
4552 | + set_header("Content-Type", content_type); | ||
4553 | + content_length_ = 0; | ||
4554 | + content_provider_ = detail::ContentProviderAdapter(std::move(provider)); | ||
4555 | + content_provider_resource_releaser_ = resource_releaser; | ||
4556 | + is_chunked_content_provider_ = true; | ||
4557 | +} | ||
4558 | + | ||
4559 | +// Result implementation | ||
4560 | +inline bool Result::has_request_header(const char *key) const { | ||
4561 | + return request_headers_.find(key) != request_headers_.end(); | ||
4562 | +} | ||
4563 | + | ||
4564 | +inline std::string Result::get_request_header_value(const char *key, | ||
4565 | + size_t id) const { | ||
4566 | + return detail::get_header_value(request_headers_, key, id, ""); | ||
4567 | +} | ||
4568 | + | ||
4569 | +inline size_t Result::get_request_header_value_count(const char *key) const { | ||
4570 | + auto r = request_headers_.equal_range(key); | ||
4571 | + return static_cast<size_t>(std::distance(r.first, r.second)); | ||
4572 | +} | ||
4573 | + | ||
4574 | +// Stream implementation | ||
4575 | +inline ssize_t Stream::write(const char *ptr) { | ||
4576 | + return write(ptr, strlen(ptr)); | ||
4577 | +} | ||
4578 | + | ||
4579 | +inline ssize_t Stream::write(const std::string &s) { | ||
4580 | + return write(s.data(), s.size()); | ||
4581 | +} | ||
4582 | + | ||
4583 | +namespace detail { | ||
4584 | + | ||
4585 | +// Socket stream implementation | ||
4586 | +inline SocketStream::SocketStream(socket_t sock, time_t read_timeout_sec, | ||
4587 | + time_t read_timeout_usec, | ||
4588 | + time_t write_timeout_sec, | ||
4589 | + time_t write_timeout_usec) | ||
4590 | + : sock_(sock), read_timeout_sec_(read_timeout_sec), | ||
4591 | + read_timeout_usec_(read_timeout_usec), | ||
4592 | + write_timeout_sec_(write_timeout_sec), | ||
4593 | + write_timeout_usec_(write_timeout_usec), read_buff_(read_buff_size_, 0) {} | ||
4594 | + | ||
4595 | +inline SocketStream::~SocketStream() {} | ||
4596 | + | ||
4597 | +inline bool SocketStream::is_readable() const { | ||
4598 | + return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; | ||
4599 | +} | ||
4600 | + | ||
4601 | +inline bool SocketStream::is_writable() const { | ||
4602 | + return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0; | ||
4603 | +} | ||
4604 | + | ||
4605 | +inline ssize_t SocketStream::read(char *ptr, size_t size) { | ||
4606 | +#ifdef _WIN32 | ||
4607 | + size = | ||
4608 | + (std::min)(size, static_cast<size_t>((std::numeric_limits<int>::max)())); | ||
4609 | +#else | ||
4610 | + size = (std::min)(size, | ||
4611 | + static_cast<size_t>((std::numeric_limits<ssize_t>::max)())); | ||
4612 | +#endif | ||
4613 | + | ||
4614 | + if (read_buff_off_ < read_buff_content_size_) { | ||
4615 | + auto remaining_size = read_buff_content_size_ - read_buff_off_; | ||
4616 | + if (size <= remaining_size) { | ||
4617 | + memcpy(ptr, read_buff_.data() + read_buff_off_, size); | ||
4618 | + read_buff_off_ += size; | ||
4619 | + return static_cast<ssize_t>(size); | ||
4620 | + } else { | ||
4621 | + memcpy(ptr, read_buff_.data() + read_buff_off_, remaining_size); | ||
4622 | + read_buff_off_ += remaining_size; | ||
4623 | + return static_cast<ssize_t>(remaining_size); | ||
4624 | + } | ||
4625 | + } | ||
4626 | + | ||
4627 | + if (!is_readable()) { return -1; } | ||
4628 | + | ||
4629 | + read_buff_off_ = 0; | ||
4630 | + read_buff_content_size_ = 0; | ||
4631 | + | ||
4632 | + if (size < read_buff_size_) { | ||
4633 | + auto n = read_socket(sock_, read_buff_.data(), read_buff_size_, | ||
4634 | + CPPHTTPLIB_RECV_FLAGS); | ||
4635 | + if (n <= 0) { | ||
4636 | + return n; | ||
4637 | + } else if (n <= static_cast<ssize_t>(size)) { | ||
4638 | + memcpy(ptr, read_buff_.data(), static_cast<size_t>(n)); | ||
4639 | + return n; | ||
4640 | + } else { | ||
4641 | + memcpy(ptr, read_buff_.data(), size); | ||
4642 | + read_buff_off_ = size; | ||
4643 | + read_buff_content_size_ = static_cast<size_t>(n); | ||
4644 | + return static_cast<ssize_t>(size); | ||
4645 | + } | ||
4646 | + } else { | ||
4647 | + return read_socket(sock_, ptr, size, CPPHTTPLIB_RECV_FLAGS); | ||
4648 | + } | ||
4649 | +} | ||
4650 | + | ||
4651 | +inline ssize_t SocketStream::write(const char *ptr, size_t size) { | ||
4652 | + if (!is_writable()) { return -1; } | ||
4653 | + | ||
4654 | +#ifdef _WIN32 | ||
4655 | + size = | ||
4656 | + (std::min)(size, static_cast<size_t>((std::numeric_limits<int>::max)())); | ||
4657 | +#endif | ||
4658 | + | ||
4659 | + return send_socket(sock_, ptr, size, CPPHTTPLIB_SEND_FLAGS); | ||
4660 | +} | ||
4661 | + | ||
4662 | +inline void SocketStream::get_remote_ip_and_port(std::string &ip, | ||
4663 | + int &port) const { | ||
4664 | + return detail::get_remote_ip_and_port(sock_, ip, port); | ||
4665 | +} | ||
4666 | + | ||
4667 | +inline socket_t SocketStream::socket() const { return sock_; } | ||
4668 | + | ||
4669 | +// Buffer stream implementation | ||
4670 | +inline bool BufferStream::is_readable() const { return true; } | ||
4671 | + | ||
4672 | +inline bool BufferStream::is_writable() const { return true; } | ||
4673 | + | ||
4674 | +inline ssize_t BufferStream::read(char *ptr, size_t size) { | ||
4675 | +#if defined(_MSC_VER) && _MSC_VER <= 1900 | ||
4676 | + auto len_read = buffer._Copy_s(ptr, size, size, position); | ||
4677 | +#else | ||
4678 | + auto len_read = buffer.copy(ptr, size, position); | ||
4679 | +#endif | ||
4680 | + position += static_cast<size_t>(len_read); | ||
4681 | + return static_cast<ssize_t>(len_read); | ||
4682 | +} | ||
4683 | + | ||
4684 | +inline ssize_t BufferStream::write(const char *ptr, size_t size) { | ||
4685 | + buffer.append(ptr, size); | ||
4686 | + return static_cast<ssize_t>(size); | ||
4687 | +} | ||
4688 | + | ||
4689 | +inline void BufferStream::get_remote_ip_and_port(std::string & /*ip*/, | ||
4690 | + int & /*port*/) const {} | ||
4691 | + | ||
4692 | +inline socket_t BufferStream::socket() const { return 0; } | ||
4693 | + | ||
4694 | +inline const std::string &BufferStream::get_buffer() const { return buffer; } | ||
4695 | + | ||
4696 | +} // namespace detail | ||
4697 | + | ||
4698 | +// HTTP server implementation | ||
4699 | +inline Server::Server() | ||
4700 | + : new_task_queue( | ||
4701 | + [] { return new ThreadPool(CPPHTTPLIB_THREAD_POOL_COUNT); }), | ||
4702 | + svr_sock_(INVALID_SOCKET), is_running_(false) { | ||
4703 | +#ifndef _WIN32 | ||
4704 | + signal(SIGPIPE, SIG_IGN); | ||
4705 | +#endif | ||
4706 | +} | ||
4707 | + | ||
4708 | +inline Server::~Server() {} | ||
4709 | + | ||
4710 | +inline Server &Server::Get(const std::string &pattern, Handler handler) { | ||
4711 | + get_handlers_.push_back( | ||
4712 | + std::make_pair(std::regex(pattern), std::move(handler))); | ||
4713 | + return *this; | ||
4714 | +} | ||
4715 | + | ||
4716 | +inline Server &Server::Post(const std::string &pattern, Handler handler) { | ||
4717 | + post_handlers_.push_back( | ||
4718 | + std::make_pair(std::regex(pattern), std::move(handler))); | ||
4719 | + return *this; | ||
4720 | +} | ||
4721 | + | ||
4722 | +inline Server &Server::Post(const std::string &pattern, | ||
4723 | + HandlerWithContentReader handler) { | ||
4724 | + post_handlers_for_content_reader_.push_back( | ||
4725 | + std::make_pair(std::regex(pattern), std::move(handler))); | ||
4726 | + return *this; | ||
4727 | +} | ||
4728 | + | ||
4729 | +inline Server &Server::Put(const std::string &pattern, Handler handler) { | ||
4730 | + put_handlers_.push_back( | ||
4731 | + std::make_pair(std::regex(pattern), std::move(handler))); | ||
4732 | + return *this; | ||
4733 | +} | ||
4734 | + | ||
4735 | +inline Server &Server::Put(const std::string &pattern, | ||
4736 | + HandlerWithContentReader handler) { | ||
4737 | + put_handlers_for_content_reader_.push_back( | ||
4738 | + std::make_pair(std::regex(pattern), std::move(handler))); | ||
4739 | + return *this; | ||
4740 | +} | ||
4741 | + | ||
4742 | +inline Server &Server::Patch(const std::string &pattern, Handler handler) { | ||
4743 | + patch_handlers_.push_back( | ||
4744 | + std::make_pair(std::regex(pattern), std::move(handler))); | ||
4745 | + return *this; | ||
4746 | +} | ||
4747 | + | ||
4748 | +inline Server &Server::Patch(const std::string &pattern, | ||
4749 | + HandlerWithContentReader handler) { | ||
4750 | + patch_handlers_for_content_reader_.push_back( | ||
4751 | + std::make_pair(std::regex(pattern), std::move(handler))); | ||
4752 | + return *this; | ||
4753 | +} | ||
4754 | + | ||
4755 | +inline Server &Server::Delete(const std::string &pattern, Handler handler) { | ||
4756 | + delete_handlers_.push_back( | ||
4757 | + std::make_pair(std::regex(pattern), std::move(handler))); | ||
4758 | + return *this; | ||
4759 | +} | ||
4760 | + | ||
4761 | +inline Server &Server::Delete(const std::string &pattern, | ||
4762 | + HandlerWithContentReader handler) { | ||
4763 | + delete_handlers_for_content_reader_.push_back( | ||
4764 | + std::make_pair(std::regex(pattern), std::move(handler))); | ||
4765 | + return *this; | ||
4766 | +} | ||
4767 | + | ||
4768 | +inline Server &Server::Options(const std::string &pattern, Handler handler) { | ||
4769 | + options_handlers_.push_back( | ||
4770 | + std::make_pair(std::regex(pattern), std::move(handler))); | ||
4771 | + return *this; | ||
4772 | +} | ||
4773 | + | ||
4774 | +inline bool Server::set_base_dir(const std::string &dir, | ||
4775 | + const std::string &mount_point) { | ||
4776 | + return set_mount_point(mount_point, dir); | ||
4777 | +} | ||
4778 | + | ||
4779 | +inline bool Server::set_mount_point(const std::string &mount_point, | ||
4780 | + const std::string &dir, Headers headers) { | ||
4781 | + if (detail::is_dir(dir)) { | ||
4782 | + std::string mnt = !mount_point.empty() ? mount_point : "/"; | ||
4783 | + if (!mnt.empty() && mnt[0] == '/') { | ||
4784 | + base_dirs_.push_back({mnt, dir, std::move(headers)}); | ||
4785 | + return true; | ||
4786 | + } | ||
4787 | + } | ||
4788 | + return false; | ||
4789 | +} | ||
4790 | + | ||
4791 | +inline bool Server::remove_mount_point(const std::string &mount_point) { | ||
4792 | + for (auto it = base_dirs_.begin(); it != base_dirs_.end(); ++it) { | ||
4793 | + if (it->mount_point == mount_point) { | ||
4794 | + base_dirs_.erase(it); | ||
4795 | + return true; | ||
4796 | + } | ||
4797 | + } | ||
4798 | + return false; | ||
4799 | +} | ||
4800 | + | ||
4801 | +inline Server & | ||
4802 | +Server::set_file_extension_and_mimetype_mapping(const char *ext, | ||
4803 | + const char *mime) { | ||
4804 | + file_extension_and_mimetype_map_[ext] = mime; | ||
4805 | + return *this; | ||
4806 | +} | ||
4807 | + | ||
4808 | +inline Server &Server::set_file_request_handler(Handler handler) { | ||
4809 | + file_request_handler_ = std::move(handler); | ||
4810 | + return *this; | ||
4811 | +} | ||
4812 | + | ||
4813 | +inline Server &Server::set_error_handler(HandlerWithResponse handler) { | ||
4814 | + error_handler_ = std::move(handler); | ||
4815 | + return *this; | ||
4816 | +} | ||
4817 | + | ||
4818 | +inline Server &Server::set_error_handler(Handler handler) { | ||
4819 | + error_handler_ = [handler](const Request &req, Response &res) { | ||
4820 | + handler(req, res); | ||
4821 | + return HandlerResponse::Handled; | ||
4822 | + }; | ||
4823 | + return *this; | ||
4824 | +} | ||
4825 | + | ||
4826 | +inline Server &Server::set_exception_handler(ExceptionHandler handler) { | ||
4827 | + exception_handler_ = std::move(handler); | ||
4828 | + return *this; | ||
4829 | +} | ||
4830 | + | ||
4831 | +inline Server &Server::set_pre_routing_handler(HandlerWithResponse handler) { | ||
4832 | + pre_routing_handler_ = std::move(handler); | ||
4833 | + return *this; | ||
4834 | +} | ||
4835 | + | ||
4836 | +inline Server &Server::set_post_routing_handler(Handler handler) { | ||
4837 | + post_routing_handler_ = std::move(handler); | ||
4838 | + return *this; | ||
4839 | +} | ||
4840 | + | ||
4841 | +inline Server &Server::set_logger(Logger logger) { | ||
4842 | + logger_ = std::move(logger); | ||
4843 | + return *this; | ||
4844 | +} | ||
4845 | + | ||
4846 | +inline Server & | ||
4847 | +Server::set_expect_100_continue_handler(Expect100ContinueHandler handler) { | ||
4848 | + expect_100_continue_handler_ = std::move(handler); | ||
4849 | + | ||
4850 | + return *this; | ||
4851 | +} | ||
4852 | + | ||
4853 | +inline Server &Server::set_address_family(int family) { | ||
4854 | + address_family_ = family; | ||
4855 | + return *this; | ||
4856 | +} | ||
4857 | + | ||
4858 | +inline Server &Server::set_tcp_nodelay(bool on) { | ||
4859 | + tcp_nodelay_ = on; | ||
4860 | + return *this; | ||
4861 | +} | ||
4862 | + | ||
4863 | +inline Server &Server::set_socket_options(SocketOptions socket_options) { | ||
4864 | + socket_options_ = std::move(socket_options); | ||
4865 | + return *this; | ||
4866 | +} | ||
4867 | + | ||
4868 | +inline Server &Server::set_default_headers(Headers headers) { | ||
4869 | + default_headers_ = std::move(headers); | ||
4870 | + return *this; | ||
4871 | +} | ||
4872 | + | ||
4873 | +inline Server &Server::set_keep_alive_max_count(size_t count) { | ||
4874 | + keep_alive_max_count_ = count; | ||
4875 | + return *this; | ||
4876 | +} | ||
4877 | + | ||
4878 | +inline Server &Server::set_keep_alive_timeout(time_t sec) { | ||
4879 | + keep_alive_timeout_sec_ = sec; | ||
4880 | + return *this; | ||
4881 | +} | ||
4882 | + | ||
4883 | +inline Server &Server::set_read_timeout(time_t sec, time_t usec) { | ||
4884 | + read_timeout_sec_ = sec; | ||
4885 | + read_timeout_usec_ = usec; | ||
4886 | + return *this; | ||
4887 | +} | ||
4888 | + | ||
4889 | +inline Server &Server::set_write_timeout(time_t sec, time_t usec) { | ||
4890 | + write_timeout_sec_ = sec; | ||
4891 | + write_timeout_usec_ = usec; | ||
4892 | + return *this; | ||
4893 | +} | ||
4894 | + | ||
4895 | +inline Server &Server::set_idle_interval(time_t sec, time_t usec) { | ||
4896 | + idle_interval_sec_ = sec; | ||
4897 | + idle_interval_usec_ = usec; | ||
4898 | + return *this; | ||
4899 | +} | ||
4900 | + | ||
4901 | +inline Server &Server::set_payload_max_length(size_t length) { | ||
4902 | + payload_max_length_ = length; | ||
4903 | + return *this; | ||
4904 | +} | ||
4905 | + | ||
4906 | +inline bool Server::bind_to_port(const char *host, int port, int socket_flags) { | ||
4907 | + if (bind_internal(host, port, socket_flags) < 0) return false; | ||
4908 | + return true; | ||
4909 | +} | ||
4910 | +inline int Server::bind_to_any_port(const char *host, int socket_flags) { | ||
4911 | + return bind_internal(host, 0, socket_flags); | ||
4912 | +} | ||
4913 | + | ||
4914 | +inline bool Server::listen_after_bind() { return listen_internal(); } | ||
4915 | + | ||
4916 | +inline bool Server::listen(const char *host, int port, int socket_flags) { | ||
4917 | + return bind_to_port(host, port, socket_flags) && listen_internal(); | ||
4918 | +} | ||
4919 | + | ||
4920 | +inline bool Server::is_running() const { return is_running_; } | ||
4921 | + | ||
4922 | +inline void Server::stop() { | ||
4923 | + if (is_running_) { | ||
4924 | + assert(svr_sock_ != INVALID_SOCKET); | ||
4925 | + std::atomic<socket_t> sock(svr_sock_.exchange(INVALID_SOCKET)); | ||
4926 | + detail::shutdown_socket(sock); | ||
4927 | + detail::close_socket(sock); | ||
4928 | + } | ||
4929 | +} | ||
4930 | + | ||
4931 | +inline bool Server::parse_request_line(const char *s, Request &req) { | ||
4932 | + auto len = strlen(s); | ||
4933 | + if (len < 2 || s[len - 2] != '\r' || s[len - 1] != '\n') { return false; } | ||
4934 | + len -= 2; | ||
4935 | + | ||
4936 | + { | ||
4937 | + size_t count = 0; | ||
4938 | + | ||
4939 | + detail::split(s, s + len, ' ', [&](const char *b, const char *e) { | ||
4940 | + switch (count) { | ||
4941 | + case 0: req.method = std::string(b, e); break; | ||
4942 | + case 1: req.target = std::string(b, e); break; | ||
4943 | + case 2: req.version = std::string(b, e); break; | ||
4944 | + default: break; | ||
4945 | + } | ||
4946 | + count++; | ||
4947 | + }); | ||
4948 | + | ||
4949 | + if (count != 3) { return false; } | ||
4950 | + } | ||
4951 | + | ||
4952 | + static const std::set<std::string> methods{ | ||
4953 | + "GET", "HEAD", "POST", "PUT", "DELETE", | ||
4954 | + "CONNECT", "OPTIONS", "TRACE", "PATCH", "PRI"}; | ||
4955 | + | ||
4956 | + if (methods.find(req.method) == methods.end()) { return false; } | ||
4957 | + | ||
4958 | + if (req.version != "HTTP/1.1" && req.version != "HTTP/1.0") { return false; } | ||
4959 | + | ||
4960 | + { | ||
4961 | + size_t count = 0; | ||
4962 | + | ||
4963 | + detail::split(req.target.data(), req.target.data() + req.target.size(), '?', | ||
4964 | + [&](const char *b, const char *e) { | ||
4965 | + switch (count) { | ||
4966 | + case 0: | ||
4967 | + req.path = detail::decode_url(std::string(b, e), false); | ||
4968 | + break; | ||
4969 | + case 1: { | ||
4970 | + if (e - b > 0) { | ||
4971 | + detail::parse_query_text(std::string(b, e), req.params); | ||
4972 | + } | ||
4973 | + break; | ||
4974 | + } | ||
4975 | + default: break; | ||
4976 | + } | ||
4977 | + count++; | ||
4978 | + }); | ||
4979 | + | ||
4980 | + if (count > 2) { return false; } | ||
4981 | + } | ||
4982 | + | ||
4983 | + return true; | ||
4984 | +} | ||
4985 | + | ||
4986 | +inline bool Server::write_response(Stream &strm, bool close_connection, | ||
4987 | + const Request &req, Response &res) { | ||
4988 | + return write_response_core(strm, close_connection, req, res, false); | ||
4989 | +} | ||
4990 | + | ||
4991 | +inline bool Server::write_response_with_content(Stream &strm, | ||
4992 | + bool close_connection, | ||
4993 | + const Request &req, | ||
4994 | + Response &res) { | ||
4995 | + return write_response_core(strm, close_connection, req, res, true); | ||
4996 | +} | ||
4997 | + | ||
4998 | +inline bool Server::write_response_core(Stream &strm, bool close_connection, | ||
4999 | + const Request &req, Response &res, | ||
5000 | + bool need_apply_ranges) { | ||
5001 | + assert(res.status != -1); | ||
5002 | + | ||
5003 | + if (400 <= res.status && error_handler_ && | ||
5004 | + error_handler_(req, res) == HandlerResponse::Handled) { | ||
5005 | + need_apply_ranges = true; | ||
5006 | + } | ||
5007 | + | ||
5008 | + std::string content_type; | ||
5009 | + std::string boundary; | ||
5010 | + if (need_apply_ranges) { apply_ranges(req, res, content_type, boundary); } | ||
5011 | + | ||
5012 | + // Prepare additional headers | ||
5013 | + if (close_connection || req.get_header_value("Connection") == "close") { | ||
5014 | + res.set_header("Connection", "close"); | ||
5015 | + } else { | ||
5016 | + std::stringstream ss; | ||
5017 | + ss << "timeout=" << keep_alive_timeout_sec_ | ||
5018 | + << ", max=" << keep_alive_max_count_; | ||
5019 | + res.set_header("Keep-Alive", ss.str()); | ||
5020 | + } | ||
5021 | + | ||
5022 | + if (!res.has_header("Content-Type") && | ||
5023 | + (!res.body.empty() || res.content_length_ > 0 || res.content_provider_)) { | ||
5024 | + res.set_header("Content-Type", "text/plain"); | ||
5025 | + } | ||
5026 | + | ||
5027 | + if (!res.has_header("Content-Length") && res.body.empty() && | ||
5028 | + !res.content_length_ && !res.content_provider_) { | ||
5029 | + res.set_header("Content-Length", "0"); | ||
5030 | + } | ||
5031 | + | ||
5032 | + if (!res.has_header("Accept-Ranges") && req.method == "HEAD") { | ||
5033 | + res.set_header("Accept-Ranges", "bytes"); | ||
5034 | + } | ||
5035 | + | ||
5036 | + if (post_routing_handler_) { post_routing_handler_(req, res); } | ||
5037 | + | ||
5038 | + // Response line and headers | ||
5039 | + { | ||
5040 | + detail::BufferStream bstrm; | ||
5041 | + | ||
5042 | + if (!bstrm.write_format("HTTP/1.1 %d %s\r\n", res.status, | ||
5043 | + detail::status_message(res.status))) { | ||
5044 | + return false; | ||
5045 | + } | ||
5046 | + | ||
5047 | + if (!detail::write_headers(bstrm, res.headers)) { return false; } | ||
5048 | + | ||
5049 | + // Flush buffer | ||
5050 | + auto &data = bstrm.get_buffer(); | ||
5051 | + strm.write(data.data(), data.size()); | ||
5052 | + } | ||
5053 | + | ||
5054 | + // Body | ||
5055 | + auto ret = true; | ||
5056 | + if (req.method != "HEAD") { | ||
5057 | + if (!res.body.empty()) { | ||
5058 | + if (!strm.write(res.body)) { ret = false; } | ||
5059 | + } else if (res.content_provider_) { | ||
5060 | + if (write_content_with_provider(strm, req, res, boundary, content_type)) { | ||
5061 | + res.content_provider_success_ = true; | ||
5062 | + } else { | ||
5063 | + res.content_provider_success_ = false; | ||
5064 | + ret = false; | ||
5065 | + } | ||
5066 | + } | ||
5067 | + } | ||
5068 | + | ||
5069 | + // Log | ||
5070 | + if (logger_) { logger_(req, res); } | ||
5071 | + | ||
5072 | + return ret; | ||
5073 | +} | ||
5074 | + | ||
5075 | +inline bool | ||
5076 | +Server::write_content_with_provider(Stream &strm, const Request &req, | ||
5077 | + Response &res, const std::string &boundary, | ||
5078 | + const std::string &content_type) { | ||
5079 | + auto is_shutting_down = [this]() { | ||
5080 | + return this->svr_sock_ == INVALID_SOCKET; | ||
5081 | + }; | ||
5082 | + | ||
5083 | + if (res.content_length_ > 0) { | ||
5084 | + if (req.ranges.empty()) { | ||
5085 | + return detail::write_content(strm, res.content_provider_, 0, | ||
5086 | + res.content_length_, is_shutting_down); | ||
5087 | + } else if (req.ranges.size() == 1) { | ||
5088 | + auto offsets = | ||
5089 | + detail::get_range_offset_and_length(req, res.content_length_, 0); | ||
5090 | + auto offset = offsets.first; | ||
5091 | + auto length = offsets.second; | ||
5092 | + return detail::write_content(strm, res.content_provider_, offset, length, | ||
5093 | + is_shutting_down); | ||
5094 | + } else { | ||
5095 | + return detail::write_multipart_ranges_data( | ||
5096 | + strm, req, res, boundary, content_type, is_shutting_down); | ||
5097 | + } | ||
5098 | + } else { | ||
5099 | + if (res.is_chunked_content_provider_) { | ||
5100 | + auto type = detail::encoding_type(req, res); | ||
5101 | + | ||
5102 | + std::unique_ptr<detail::compressor> compressor; | ||
5103 | + if (type == detail::EncodingType::Gzip) { | ||
5104 | +#ifdef CPPHTTPLIB_ZLIB_SUPPORT | ||
5105 | + compressor = detail::make_unique<detail::gzip_compressor>(); | ||
5106 | +#endif | ||
5107 | + } else if (type == detail::EncodingType::Brotli) { | ||
5108 | +#ifdef CPPHTTPLIB_BROTLI_SUPPORT | ||
5109 | + compressor = detail::make_unique<detail::brotli_compressor>(); | ||
5110 | +#endif | ||
5111 | + } else { | ||
5112 | + compressor = detail::make_unique<detail::nocompressor>(); | ||
5113 | + } | ||
5114 | + assert(compressor != nullptr); | ||
5115 | + | ||
5116 | + return detail::write_content_chunked(strm, res.content_provider_, | ||
5117 | + is_shutting_down, *compressor); | ||
5118 | + } else { | ||
5119 | + return detail::write_content_without_length(strm, res.content_provider_, | ||
5120 | + is_shutting_down); | ||
5121 | + } | ||
5122 | + } | ||
5123 | +} | ||
5124 | + | ||
5125 | +inline bool Server::read_content(Stream &strm, Request &req, Response &res) { | ||
5126 | + MultipartFormDataMap::iterator cur; | ||
5127 | + if (read_content_core( | ||
5128 | + strm, req, res, | ||
5129 | + // Regular | ||
5130 | + [&](const char *buf, size_t n) { | ||
5131 | + if (req.body.size() + n > req.body.max_size()) { return false; } | ||
5132 | + req.body.append(buf, n); | ||
5133 | + return true; | ||
5134 | + }, | ||
5135 | + // Multipart | ||
5136 | + [&](const MultipartFormData &file) { | ||
5137 | + cur = req.files.emplace(file.name, file); | ||
5138 | + return true; | ||
5139 | + }, | ||
5140 | + [&](const char *buf, size_t n) { | ||
5141 | + auto &content = cur->second.content; | ||
5142 | + if (content.size() + n > content.max_size()) { return false; } | ||
5143 | + content.append(buf, n); | ||
5144 | + return true; | ||
5145 | + })) { | ||
5146 | + const auto &content_type = req.get_header_value("Content-Type"); | ||
5147 | + if (!content_type.find("application/x-www-form-urlencoded")) { | ||
5148 | + if (req.body.size() > CPPHTTPLIB_REQUEST_URI_MAX_LENGTH) { | ||
5149 | + res.status = 413; // NOTE: should be 414? | ||
5150 | + return false; | ||
5151 | + } | ||
5152 | + detail::parse_query_text(req.body, req.params); | ||
5153 | + } | ||
5154 | + return true; | ||
5155 | + } | ||
5156 | + return false; | ||
5157 | +} | ||
5158 | + | ||
5159 | +inline bool Server::read_content_with_content_receiver( | ||
5160 | + Stream &strm, Request &req, Response &res, ContentReceiver receiver, | ||
5161 | + MultipartContentHeader multipart_header, | ||
5162 | + ContentReceiver multipart_receiver) { | ||
5163 | + return read_content_core(strm, req, res, std::move(receiver), | ||
5164 | + std::move(multipart_header), | ||
5165 | + std::move(multipart_receiver)); | ||
5166 | +} | ||
5167 | + | ||
5168 | +inline bool Server::read_content_core(Stream &strm, Request &req, Response &res, | ||
5169 | + ContentReceiver receiver, | ||
5170 | + MultipartContentHeader mulitpart_header, | ||
5171 | + ContentReceiver multipart_receiver) { | ||
5172 | + detail::MultipartFormDataParser multipart_form_data_parser; | ||
5173 | + ContentReceiverWithProgress out; | ||
5174 | + | ||
5175 | + if (req.is_multipart_form_data()) { | ||
5176 | + const auto &content_type = req.get_header_value("Content-Type"); | ||
5177 | + std::string boundary; | ||
5178 | + if (!detail::parse_multipart_boundary(content_type, boundary)) { | ||
5179 | + res.status = 400; | ||
5180 | + return false; | ||
5181 | + } | ||
5182 | + | ||
5183 | + multipart_form_data_parser.set_boundary(std::move(boundary)); | ||
5184 | + out = [&](const char *buf, size_t n, uint64_t /*off*/, uint64_t /*len*/) { | ||
5185 | + /* For debug | ||
5186 | + size_t pos = 0; | ||
5187 | + while (pos < n) { | ||
5188 | + auto read_size = (std::min)<size_t>(1, n - pos); | ||
5189 | + auto ret = multipart_form_data_parser.parse( | ||
5190 | + buf + pos, read_size, multipart_receiver, mulitpart_header); | ||
5191 | + if (!ret) { return false; } | ||
5192 | + pos += read_size; | ||
5193 | + } | ||
5194 | + return true; | ||
5195 | + */ | ||
5196 | + return multipart_form_data_parser.parse(buf, n, multipart_receiver, | ||
5197 | + mulitpart_header); | ||
5198 | + }; | ||
5199 | + } else { | ||
5200 | + out = [receiver](const char *buf, size_t n, uint64_t /*off*/, | ||
5201 | + uint64_t /*len*/) { return receiver(buf, n); }; | ||
5202 | + } | ||
5203 | + | ||
5204 | + if (req.method == "DELETE" && !req.has_header("Content-Length")) { | ||
5205 | + return true; | ||
5206 | + } | ||
5207 | + | ||
5208 | + if (!detail::read_content(strm, req, payload_max_length_, res.status, nullptr, | ||
5209 | + out, true)) { | ||
5210 | + return false; | ||
5211 | + } | ||
5212 | + | ||
5213 | + if (req.is_multipart_form_data()) { | ||
5214 | + if (!multipart_form_data_parser.is_valid()) { | ||
5215 | + res.status = 400; | ||
5216 | + return false; | ||
5217 | + } | ||
5218 | + } | ||
5219 | + | ||
5220 | + return true; | ||
5221 | +} | ||
5222 | + | ||
5223 | +inline bool Server::handle_file_request(const Request &req, Response &res, | ||
5224 | + bool head) { | ||
5225 | + for (const auto &entry : base_dirs_) { | ||
5226 | + // Prefix match | ||
5227 | + if (!req.path.compare(0, entry.mount_point.size(), entry.mount_point)) { | ||
5228 | + std::string sub_path = "/" + req.path.substr(entry.mount_point.size()); | ||
5229 | + if (detail::is_valid_path(sub_path)) { | ||
5230 | + auto path = entry.base_dir + sub_path; | ||
5231 | + if (path.back() == '/') { path += "index.html"; } | ||
5232 | + | ||
5233 | + if (detail::is_file(path)) { | ||
5234 | + detail::read_file(path, res.body); | ||
5235 | + auto type = | ||
5236 | + detail::find_content_type(path, file_extension_and_mimetype_map_); | ||
5237 | + if (type) { res.set_header("Content-Type", type); } | ||
5238 | + for (const auto &kv : entry.headers) { | ||
5239 | + res.set_header(kv.first.c_str(), kv.second); | ||
5240 | + } | ||
5241 | + res.status = req.has_header("Range") ? 206 : 200; | ||
5242 | + if (!head && file_request_handler_) { | ||
5243 | + file_request_handler_(req, res); | ||
5244 | + } | ||
5245 | + return true; | ||
5246 | + } | ||
5247 | + } | ||
5248 | + } | ||
5249 | + } | ||
5250 | + return false; | ||
5251 | +} | ||
5252 | + | ||
5253 | +inline socket_t | ||
5254 | +Server::create_server_socket(const char *host, int port, int socket_flags, | ||
5255 | + SocketOptions socket_options) const { | ||
5256 | + return detail::create_socket( | ||
5257 | + host, "", port, address_family_, socket_flags, tcp_nodelay_, | ||
5258 | + std::move(socket_options), | ||
5259 | + [](socket_t sock, struct addrinfo &ai) -> bool { | ||
5260 | + if (::bind(sock, ai.ai_addr, static_cast<socklen_t>(ai.ai_addrlen))) { | ||
5261 | + return false; | ||
5262 | + } | ||
5263 | + if (::listen(sock, CPPHTTPLIB_LISTEN_BACKLOG)) { return false; } | ||
5264 | + return true; | ||
5265 | + }); | ||
5266 | +} | ||
5267 | + | ||
5268 | +inline int Server::bind_internal(const char *host, int port, int socket_flags) { | ||
5269 | + if (!is_valid()) { return -1; } | ||
5270 | + | ||
5271 | + svr_sock_ = create_server_socket(host, port, socket_flags, socket_options_); | ||
5272 | + if (svr_sock_ == INVALID_SOCKET) { return -1; } | ||
5273 | + | ||
5274 | + if (port == 0) { | ||
5275 | + struct sockaddr_storage addr; | ||
5276 | + socklen_t addr_len = sizeof(addr); | ||
5277 | + if (getsockname(svr_sock_, reinterpret_cast<struct sockaddr *>(&addr), | ||
5278 | + &addr_len) == -1) { | ||
5279 | + return -1; | ||
5280 | + } | ||
5281 | + if (addr.ss_family == AF_INET) { | ||
5282 | + return ntohs(reinterpret_cast<struct sockaddr_in *>(&addr)->sin_port); | ||
5283 | + } else if (addr.ss_family == AF_INET6) { | ||
5284 | + return ntohs(reinterpret_cast<struct sockaddr_in6 *>(&addr)->sin6_port); | ||
5285 | + } else { | ||
5286 | + return -1; | ||
5287 | + } | ||
5288 | + } else { | ||
5289 | + return port; | ||
5290 | + } | ||
5291 | +} | ||
5292 | + | ||
5293 | +inline bool Server::listen_internal() { | ||
5294 | + auto ret = true; | ||
5295 | + is_running_ = true; | ||
5296 | + | ||
5297 | + { | ||
5298 | + std::unique_ptr<TaskQueue> task_queue(new_task_queue()); | ||
5299 | + | ||
5300 | + while (svr_sock_ != INVALID_SOCKET) { | ||
5301 | +#ifndef _WIN32 | ||
5302 | + if (idle_interval_sec_ > 0 || idle_interval_usec_ > 0) { | ||
5303 | +#endif | ||
5304 | + auto val = detail::select_read(svr_sock_, idle_interval_sec_, | ||
5305 | + idle_interval_usec_); | ||
5306 | + if (val == 0) { // Timeout | ||
5307 | + task_queue->on_idle(); | ||
5308 | + continue; | ||
5309 | + } | ||
5310 | +#ifndef _WIN32 | ||
5311 | + } | ||
5312 | +#endif | ||
5313 | + socket_t sock = accept(svr_sock_, nullptr, nullptr); | ||
5314 | + | ||
5315 | + if (sock == INVALID_SOCKET) { | ||
5316 | + if (errno == EMFILE) { | ||
5317 | + // The per-process limit of open file descriptors has been reached. | ||
5318 | + // Try to accept new connections after a short sleep. | ||
5319 | + std::this_thread::sleep_for(std::chrono::milliseconds(1)); | ||
5320 | + continue; | ||
5321 | + } | ||
5322 | + if (svr_sock_ != INVALID_SOCKET) { | ||
5323 | + detail::close_socket(svr_sock_); | ||
5324 | + ret = false; | ||
5325 | + } else { | ||
5326 | + ; // The server socket was closed by user. | ||
5327 | + } | ||
5328 | + break; | ||
5329 | + } | ||
5330 | + | ||
5331 | + { | ||
5332 | +#ifdef _WIN32 | ||
5333 | + auto timeout = static_cast<uint32_t>(read_timeout_sec_ * 1000 + | ||
5334 | + read_timeout_usec_ / 1000); | ||
5335 | + setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (char *)&timeout, | ||
5336 | + sizeof(timeout)); | ||
5337 | +#else | ||
5338 | + timeval tv; | ||
5339 | + tv.tv_sec = static_cast<long>(read_timeout_sec_); | ||
5340 | + tv.tv_usec = static_cast<decltype(tv.tv_usec)>(read_timeout_usec_); | ||
5341 | + setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (char *)&tv, sizeof(tv)); | ||
5342 | +#endif | ||
5343 | + } | ||
5344 | + { | ||
5345 | + | ||
5346 | +#ifdef _WIN32 | ||
5347 | + auto timeout = static_cast<uint32_t>(write_timeout_sec_ * 1000 + | ||
5348 | + write_timeout_usec_ / 1000); | ||
5349 | + setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, (char *)&timeout, | ||
5350 | + sizeof(timeout)); | ||
5351 | +#else | ||
5352 | + timeval tv; | ||
5353 | + tv.tv_sec = static_cast<long>(write_timeout_sec_); | ||
5354 | + tv.tv_usec = static_cast<decltype(tv.tv_usec)>(write_timeout_usec_); | ||
5355 | + setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, (char *)&tv, sizeof(tv)); | ||
5356 | +#endif | ||
5357 | + } | ||
5358 | + | ||
5359 | +#if __cplusplus > 201703L | ||
5360 | + task_queue->enqueue([=, this]() { process_and_close_socket(sock); }); | ||
5361 | +#else | ||
5362 | + task_queue->enqueue([=]() { process_and_close_socket(sock); }); | ||
5363 | +#endif | ||
5364 | + } | ||
5365 | + | ||
5366 | + task_queue->shutdown(); | ||
5367 | + } | ||
5368 | + | ||
5369 | + is_running_ = false; | ||
5370 | + return ret; | ||
5371 | +} | ||
5372 | + | ||
5373 | +inline bool Server::routing(Request &req, Response &res, Stream &strm) { | ||
5374 | + if (pre_routing_handler_ && | ||
5375 | + pre_routing_handler_(req, res) == HandlerResponse::Handled) { | ||
5376 | + return true; | ||
5377 | + } | ||
5378 | + | ||
5379 | + // File handler | ||
5380 | + bool is_head_request = req.method == "HEAD"; | ||
5381 | + if ((req.method == "GET" || is_head_request) && | ||
5382 | + handle_file_request(req, res, is_head_request)) { | ||
5383 | + return true; | ||
5384 | + } | ||
5385 | + | ||
5386 | + if (detail::expect_content(req)) { | ||
5387 | + // Content reader handler | ||
5388 | + { | ||
5389 | + ContentReader reader( | ||
5390 | + [&](ContentReceiver receiver) { | ||
5391 | + return read_content_with_content_receiver( | ||
5392 | + strm, req, res, std::move(receiver), nullptr, nullptr); | ||
5393 | + }, | ||
5394 | + [&](MultipartContentHeader header, ContentReceiver receiver) { | ||
5395 | + return read_content_with_content_receiver(strm, req, res, nullptr, | ||
5396 | + std::move(header), | ||
5397 | + std::move(receiver)); | ||
5398 | + }); | ||
5399 | + | ||
5400 | + if (req.method == "POST") { | ||
5401 | + if (dispatch_request_for_content_reader( | ||
5402 | + req, res, std::move(reader), | ||
5403 | + post_handlers_for_content_reader_)) { | ||
5404 | + return true; | ||
5405 | + } | ||
5406 | + } else if (req.method == "PUT") { | ||
5407 | + if (dispatch_request_for_content_reader( | ||
5408 | + req, res, std::move(reader), | ||
5409 | + put_handlers_for_content_reader_)) { | ||
5410 | + return true; | ||
5411 | + } | ||
5412 | + } else if (req.method == "PATCH") { | ||
5413 | + if (dispatch_request_for_content_reader( | ||
5414 | + req, res, std::move(reader), | ||
5415 | + patch_handlers_for_content_reader_)) { | ||
5416 | + return true; | ||
5417 | + } | ||
5418 | + } else if (req.method == "DELETE") { | ||
5419 | + if (dispatch_request_for_content_reader( | ||
5420 | + req, res, std::move(reader), | ||
5421 | + delete_handlers_for_content_reader_)) { | ||
5422 | + return true; | ||
5423 | + } | ||
5424 | + } | ||
5425 | + } | ||
5426 | + | ||
5427 | + // Read content into `req.body` | ||
5428 | + if (!read_content(strm, req, res)) { return false; } | ||
5429 | + } | ||
5430 | + | ||
5431 | + // Regular handler | ||
5432 | + if (req.method == "GET" || req.method == "HEAD") { | ||
5433 | + return dispatch_request(req, res, get_handlers_); | ||
5434 | + } else if (req.method == "POST") { | ||
5435 | + return dispatch_request(req, res, post_handlers_); | ||
5436 | + } else if (req.method == "PUT") { | ||
5437 | + return dispatch_request(req, res, put_handlers_); | ||
5438 | + } else if (req.method == "DELETE") { | ||
5439 | + return dispatch_request(req, res, delete_handlers_); | ||
5440 | + } else if (req.method == "OPTIONS") { | ||
5441 | + return dispatch_request(req, res, options_handlers_); | ||
5442 | + } else if (req.method == "PATCH") { | ||
5443 | + return dispatch_request(req, res, patch_handlers_); | ||
5444 | + } | ||
5445 | + | ||
5446 | + res.status = 400; | ||
5447 | + return false; | ||
5448 | +} | ||
5449 | + | ||
5450 | +inline bool Server::dispatch_request(Request &req, Response &res, | ||
5451 | + const Handlers &handlers) { | ||
5452 | + for (const auto &x : handlers) { | ||
5453 | + const auto &pattern = x.first; | ||
5454 | + const auto &handler = x.second; | ||
5455 | + | ||
5456 | + if (std::regex_match(req.path, req.matches, pattern)) { | ||
5457 | + handler(req, res); | ||
5458 | + return true; | ||
5459 | + } | ||
5460 | + } | ||
5461 | + return false; | ||
5462 | +} | ||
5463 | + | ||
5464 | +inline void Server::apply_ranges(const Request &req, Response &res, | ||
5465 | + std::string &content_type, | ||
5466 | + std::string &boundary) { | ||
5467 | + if (req.ranges.size() > 1) { | ||
5468 | + boundary = detail::make_multipart_data_boundary(); | ||
5469 | + | ||
5470 | + auto it = res.headers.find("Content-Type"); | ||
5471 | + if (it != res.headers.end()) { | ||
5472 | + content_type = it->second; | ||
5473 | + res.headers.erase(it); | ||
5474 | + } | ||
5475 | + | ||
5476 | + res.headers.emplace("Content-Type", | ||
5477 | + "multipart/byteranges; boundary=" + boundary); | ||
5478 | + } | ||
5479 | + | ||
5480 | + auto type = detail::encoding_type(req, res); | ||
5481 | + | ||
5482 | + if (res.body.empty()) { | ||
5483 | + if (res.content_length_ > 0) { | ||
5484 | + size_t length = 0; | ||
5485 | + if (req.ranges.empty()) { | ||
5486 | + length = res.content_length_; | ||
5487 | + } else if (req.ranges.size() == 1) { | ||
5488 | + auto offsets = | ||
5489 | + detail::get_range_offset_and_length(req, res.content_length_, 0); | ||
5490 | + auto offset = offsets.first; | ||
5491 | + length = offsets.second; | ||
5492 | + auto content_range = detail::make_content_range_header_field( | ||
5493 | + offset, length, res.content_length_); | ||
5494 | + res.set_header("Content-Range", content_range); | ||
5495 | + } else { | ||
5496 | + length = detail::get_multipart_ranges_data_length(req, res, boundary, | ||
5497 | + content_type); | ||
5498 | + } | ||
5499 | + res.set_header("Content-Length", std::to_string(length)); | ||
5500 | + } else { | ||
5501 | + if (res.content_provider_) { | ||
5502 | + if (res.is_chunked_content_provider_) { | ||
5503 | + res.set_header("Transfer-Encoding", "chunked"); | ||
5504 | + if (type == detail::EncodingType::Gzip) { | ||
5505 | + res.set_header("Content-Encoding", "gzip"); | ||
5506 | + } else if (type == detail::EncodingType::Brotli) { | ||
5507 | + res.set_header("Content-Encoding", "br"); | ||
5508 | + } | ||
5509 | + } | ||
5510 | + } | ||
5511 | + } | ||
5512 | + } else { | ||
5513 | + if (req.ranges.empty()) { | ||
5514 | + ; | ||
5515 | + } else if (req.ranges.size() == 1) { | ||
5516 | + auto offsets = | ||
5517 | + detail::get_range_offset_and_length(req, res.body.size(), 0); | ||
5518 | + auto offset = offsets.first; | ||
5519 | + auto length = offsets.second; | ||
5520 | + auto content_range = detail::make_content_range_header_field( | ||
5521 | + offset, length, res.body.size()); | ||
5522 | + res.set_header("Content-Range", content_range); | ||
5523 | + if (offset < res.body.size()) { | ||
5524 | + res.body = res.body.substr(offset, length); | ||
5525 | + } else { | ||
5526 | + res.body.clear(); | ||
5527 | + res.status = 416; | ||
5528 | + } | ||
5529 | + } else { | ||
5530 | + std::string data; | ||
5531 | + if (detail::make_multipart_ranges_data(req, res, boundary, content_type, | ||
5532 | + data)) { | ||
5533 | + res.body.swap(data); | ||
5534 | + } else { | ||
5535 | + res.body.clear(); | ||
5536 | + res.status = 416; | ||
5537 | + } | ||
5538 | + } | ||
5539 | + | ||
5540 | + if (type != detail::EncodingType::None) { | ||
5541 | + std::unique_ptr<detail::compressor> compressor; | ||
5542 | + std::string content_encoding; | ||
5543 | + | ||
5544 | + if (type == detail::EncodingType::Gzip) { | ||
5545 | +#ifdef CPPHTTPLIB_ZLIB_SUPPORT | ||
5546 | + compressor = detail::make_unique<detail::gzip_compressor>(); | ||
5547 | + content_encoding = "gzip"; | ||
5548 | +#endif | ||
5549 | + } else if (type == detail::EncodingType::Brotli) { | ||
5550 | +#ifdef CPPHTTPLIB_BROTLI_SUPPORT | ||
5551 | + compressor = detail::make_unique<detail::brotli_compressor>(); | ||
5552 | + content_encoding = "br"; | ||
5553 | +#endif | ||
5554 | + } | ||
5555 | + | ||
5556 | + if (compressor) { | ||
5557 | + std::string compressed; | ||
5558 | + if (compressor->compress(res.body.data(), res.body.size(), true, | ||
5559 | + [&](const char *data, size_t data_len) { | ||
5560 | + compressed.append(data, data_len); | ||
5561 | + return true; | ||
5562 | + })) { | ||
5563 | + res.body.swap(compressed); | ||
5564 | + res.set_header("Content-Encoding", content_encoding); | ||
5565 | + } | ||
5566 | + } | ||
5567 | + } | ||
5568 | + | ||
5569 | + auto length = std::to_string(res.body.size()); | ||
5570 | + res.set_header("Content-Length", length); | ||
5571 | + } | ||
5572 | +} | ||
5573 | + | ||
5574 | +inline bool Server::dispatch_request_for_content_reader( | ||
5575 | + Request &req, Response &res, ContentReader content_reader, | ||
5576 | + const HandlersForContentReader &handlers) { | ||
5577 | + for (const auto &x : handlers) { | ||
5578 | + const auto &pattern = x.first; | ||
5579 | + const auto &handler = x.second; | ||
5580 | + | ||
5581 | + if (std::regex_match(req.path, req.matches, pattern)) { | ||
5582 | + handler(req, res, content_reader); | ||
5583 | + return true; | ||
5584 | + } | ||
5585 | + } | ||
5586 | + return false; | ||
5587 | +} | ||
5588 | + | ||
5589 | +inline bool | ||
5590 | +Server::process_request(Stream &strm, bool close_connection, | ||
5591 | + bool &connection_closed, | ||
5592 | + const std::function<void(Request &)> &setup_request) { | ||
5593 | + std::array<char, 2048> buf{}; | ||
5594 | + | ||
5595 | + detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); | ||
5596 | + | ||
5597 | + // Connection has been closed on client | ||
5598 | + if (!line_reader.getline()) { return false; } | ||
5599 | + | ||
5600 | + Request req; | ||
5601 | + Response res; | ||
5602 | + | ||
5603 | + res.version = "HTTP/1.1"; | ||
5604 | + | ||
5605 | + for (const auto &header : default_headers_) { | ||
5606 | + if (res.headers.find(header.first) == res.headers.end()) { | ||
5607 | + res.headers.insert(header); | ||
5608 | + } | ||
5609 | + } | ||
5610 | + | ||
5611 | +#ifdef _WIN32 | ||
5612 | + // TODO: Increase FD_SETSIZE statically (libzmq), dynamically (MySQL). | ||
5613 | +#else | ||
5614 | +#ifndef CPPHTTPLIB_USE_POLL | ||
5615 | + // Socket file descriptor exceeded FD_SETSIZE... | ||
5616 | + if (strm.socket() >= FD_SETSIZE) { | ||
5617 | + Headers dummy; | ||
5618 | + detail::read_headers(strm, dummy); | ||
5619 | + res.status = 500; | ||
5620 | + return write_response(strm, close_connection, req, res); | ||
5621 | + } | ||
5622 | +#endif | ||
5623 | +#endif | ||
5624 | + | ||
5625 | + // Check if the request URI doesn't exceed the limit | ||
5626 | + if (line_reader.size() > CPPHTTPLIB_REQUEST_URI_MAX_LENGTH) { | ||
5627 | + Headers dummy; | ||
5628 | + detail::read_headers(strm, dummy); | ||
5629 | + res.status = 414; | ||
5630 | + return write_response(strm, close_connection, req, res); | ||
5631 | + } | ||
5632 | + | ||
5633 | + // Request line and headers | ||
5634 | + if (!parse_request_line(line_reader.ptr(), req) || | ||
5635 | + !detail::read_headers(strm, req.headers)) { | ||
5636 | + res.status = 400; | ||
5637 | + return write_response(strm, close_connection, req, res); | ||
5638 | + } | ||
5639 | + | ||
5640 | + if (req.get_header_value("Connection") == "close") { | ||
5641 | + connection_closed = true; | ||
5642 | + } | ||
5643 | + | ||
5644 | + if (req.version == "HTTP/1.0" && | ||
5645 | + req.get_header_value("Connection") != "Keep-Alive") { | ||
5646 | + connection_closed = true; | ||
5647 | + } | ||
5648 | + | ||
5649 | + strm.get_remote_ip_and_port(req.remote_addr, req.remote_port); | ||
5650 | + req.set_header("REMOTE_ADDR", req.remote_addr); | ||
5651 | + req.set_header("REMOTE_PORT", std::to_string(req.remote_port)); | ||
5652 | + | ||
5653 | + if (req.has_header("Range")) { | ||
5654 | + const auto &range_header_value = req.get_header_value("Range"); | ||
5655 | + if (!detail::parse_range_header(range_header_value, req.ranges)) { | ||
5656 | + res.status = 416; | ||
5657 | + return write_response(strm, close_connection, req, res); | ||
5658 | + } | ||
5659 | + } | ||
5660 | + | ||
5661 | + if (setup_request) { setup_request(req); } | ||
5662 | + | ||
5663 | + if (req.get_header_value("Expect") == "100-continue") { | ||
5664 | + auto status = 100; | ||
5665 | + if (expect_100_continue_handler_) { | ||
5666 | + status = expect_100_continue_handler_(req, res); | ||
5667 | + } | ||
5668 | + switch (status) { | ||
5669 | + case 100: | ||
5670 | + case 417: | ||
5671 | + strm.write_format("HTTP/1.1 %d %s\r\n\r\n", status, | ||
5672 | + detail::status_message(status)); | ||
5673 | + break; | ||
5674 | + default: return write_response(strm, close_connection, req, res); | ||
5675 | + } | ||
5676 | + } | ||
5677 | + | ||
5678 | + // Rounting | ||
5679 | + bool routed = false; | ||
5680 | +#ifdef CPPHTTPLIB_NO_EXCEPTIONS | ||
5681 | + routed = routing(req, res, strm); | ||
5682 | +#else | ||
5683 | + try { | ||
5684 | + routed = routing(req, res, strm); | ||
5685 | + } catch (std::exception &e) { | ||
5686 | + if (exception_handler_) { | ||
5687 | + exception_handler_(req, res, e); | ||
5688 | + routed = true; | ||
5689 | + } else { | ||
5690 | + res.status = 500; | ||
5691 | + res.set_header("EXCEPTION_WHAT", e.what()); | ||
5692 | + } | ||
5693 | + } catch (...) { | ||
5694 | + res.status = 500; | ||
5695 | + res.set_header("EXCEPTION_WHAT", "UNKNOWN"); | ||
5696 | + } | ||
5697 | +#endif | ||
5698 | + | ||
5699 | + if (routed) { | ||
5700 | + if (res.status == -1) { res.status = req.ranges.empty() ? 200 : 206; } | ||
5701 | + return write_response_with_content(strm, close_connection, req, res); | ||
5702 | + } else { | ||
5703 | + if (res.status == -1) { res.status = 404; } | ||
5704 | + return write_response(strm, close_connection, req, res); | ||
5705 | + } | ||
5706 | +} | ||
5707 | + | ||
5708 | +inline bool Server::is_valid() const { return true; } | ||
5709 | + | ||
5710 | +inline bool Server::process_and_close_socket(socket_t sock) { | ||
5711 | + auto ret = detail::process_server_socket( | ||
5712 | + svr_sock_, sock, keep_alive_max_count_, keep_alive_timeout_sec_, | ||
5713 | + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, | ||
5714 | + write_timeout_usec_, | ||
5715 | + [this](Stream &strm, bool close_connection, bool &connection_closed) { | ||
5716 | + return process_request(strm, close_connection, connection_closed, | ||
5717 | + nullptr); | ||
5718 | + }); | ||
5719 | + | ||
5720 | + detail::shutdown_socket(sock); | ||
5721 | + detail::close_socket(sock); | ||
5722 | + return ret; | ||
5723 | +} | ||
5724 | + | ||
5725 | +// HTTP client implementation | ||
5726 | +inline ClientImpl::ClientImpl(const std::string &host) | ||
5727 | + : ClientImpl(host, 80, std::string(), std::string()) {} | ||
5728 | + | ||
5729 | +inline ClientImpl::ClientImpl(const std::string &host, int port) | ||
5730 | + : ClientImpl(host, port, std::string(), std::string()) {} | ||
5731 | + | ||
5732 | +inline ClientImpl::ClientImpl(const std::string &host, int port, | ||
5733 | + const std::string &client_cert_path, | ||
5734 | + const std::string &client_key_path) | ||
5735 | + : host_(host), port_(port), | ||
5736 | + host_and_port_(adjust_host_string(host) + ":" + std::to_string(port)), | ||
5737 | + client_cert_path_(client_cert_path), client_key_path_(client_key_path) {} | ||
5738 | + | ||
5739 | +inline ClientImpl::~ClientImpl() { | ||
5740 | + std::lock_guard<std::mutex> guard(socket_mutex_); | ||
5741 | + shutdown_socket(socket_); | ||
5742 | + close_socket(socket_); | ||
5743 | +} | ||
5744 | + | ||
5745 | +inline bool ClientImpl::is_valid() const { return true; } | ||
5746 | + | ||
5747 | +inline void ClientImpl::copy_settings(const ClientImpl &rhs) { | ||
5748 | + client_cert_path_ = rhs.client_cert_path_; | ||
5749 | + client_key_path_ = rhs.client_key_path_; | ||
5750 | + connection_timeout_sec_ = rhs.connection_timeout_sec_; | ||
5751 | + read_timeout_sec_ = rhs.read_timeout_sec_; | ||
5752 | + read_timeout_usec_ = rhs.read_timeout_usec_; | ||
5753 | + write_timeout_sec_ = rhs.write_timeout_sec_; | ||
5754 | + write_timeout_usec_ = rhs.write_timeout_usec_; | ||
5755 | + basic_auth_username_ = rhs.basic_auth_username_; | ||
5756 | + basic_auth_password_ = rhs.basic_auth_password_; | ||
5757 | + bearer_token_auth_token_ = rhs.bearer_token_auth_token_; | ||
5758 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
5759 | + digest_auth_username_ = rhs.digest_auth_username_; | ||
5760 | + digest_auth_password_ = rhs.digest_auth_password_; | ||
5761 | +#endif | ||
5762 | + keep_alive_ = rhs.keep_alive_; | ||
5763 | + follow_location_ = rhs.follow_location_; | ||
5764 | + url_encode_ = rhs.url_encode_; | ||
5765 | + address_family_ = rhs.address_family_; | ||
5766 | + tcp_nodelay_ = rhs.tcp_nodelay_; | ||
5767 | + socket_options_ = rhs.socket_options_; | ||
5768 | + compress_ = rhs.compress_; | ||
5769 | + decompress_ = rhs.decompress_; | ||
5770 | + interface_ = rhs.interface_; | ||
5771 | + proxy_host_ = rhs.proxy_host_; | ||
5772 | + proxy_port_ = rhs.proxy_port_; | ||
5773 | + proxy_basic_auth_username_ = rhs.proxy_basic_auth_username_; | ||
5774 | + proxy_basic_auth_password_ = rhs.proxy_basic_auth_password_; | ||
5775 | + proxy_bearer_token_auth_token_ = rhs.proxy_bearer_token_auth_token_; | ||
5776 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
5777 | + proxy_digest_auth_username_ = rhs.proxy_digest_auth_username_; | ||
5778 | + proxy_digest_auth_password_ = rhs.proxy_digest_auth_password_; | ||
5779 | +#endif | ||
5780 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
5781 | + ca_cert_file_path_ = rhs.ca_cert_file_path_; | ||
5782 | + ca_cert_dir_path_ = rhs.ca_cert_dir_path_; | ||
5783 | + ca_cert_store_ = rhs.ca_cert_store_; | ||
5784 | +#endif | ||
5785 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
5786 | + server_certificate_verification_ = rhs.server_certificate_verification_; | ||
5787 | +#endif | ||
5788 | + logger_ = rhs.logger_; | ||
5789 | +} | ||
5790 | + | ||
5791 | +inline socket_t ClientImpl::create_client_socket(Error &error) const { | ||
5792 | + if (!proxy_host_.empty() && proxy_port_ != -1) { | ||
5793 | + return detail::create_client_socket( | ||
5794 | + proxy_host_.c_str(), "", proxy_port_, address_family_, tcp_nodelay_, | ||
5795 | + socket_options_, connection_timeout_sec_, connection_timeout_usec_, | ||
5796 | + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, | ||
5797 | + write_timeout_usec_, interface_, error); | ||
5798 | + } | ||
5799 | + | ||
5800 | + // Check is custom IP specified for host_ | ||
5801 | + std::string ip; | ||
5802 | + auto it = addr_map_.find(host_); | ||
5803 | + if (it != addr_map_.end()) ip = it->second; | ||
5804 | + | ||
5805 | + return detail::create_client_socket( | ||
5806 | + host_.c_str(), ip.c_str(), port_, address_family_, tcp_nodelay_, | ||
5807 | + socket_options_, connection_timeout_sec_, connection_timeout_usec_, | ||
5808 | + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, | ||
5809 | + write_timeout_usec_, interface_, error); | ||
5810 | +} | ||
5811 | + | ||
5812 | +inline bool ClientImpl::create_and_connect_socket(Socket &socket, | ||
5813 | + Error &error) { | ||
5814 | + auto sock = create_client_socket(error); | ||
5815 | + if (sock == INVALID_SOCKET) { return false; } | ||
5816 | + socket.sock = sock; | ||
5817 | + return true; | ||
5818 | +} | ||
5819 | + | ||
5820 | +inline void ClientImpl::shutdown_ssl(Socket & /*socket*/, | ||
5821 | + bool /*shutdown_gracefully*/) { | ||
5822 | + // If there are any requests in flight from threads other than us, then it's | ||
5823 | + // a thread-unsafe race because individual ssl* objects are not thread-safe. | ||
5824 | + assert(socket_requests_in_flight_ == 0 || | ||
5825 | + socket_requests_are_from_thread_ == std::this_thread::get_id()); | ||
5826 | +} | ||
5827 | + | ||
5828 | +inline void ClientImpl::shutdown_socket(Socket &socket) { | ||
5829 | + if (socket.sock == INVALID_SOCKET) { return; } | ||
5830 | + detail::shutdown_socket(socket.sock); | ||
5831 | +} | ||
5832 | + | ||
5833 | +inline void ClientImpl::close_socket(Socket &socket) { | ||
5834 | + // If there are requests in flight in another thread, usually closing | ||
5835 | + // the socket will be fine and they will simply receive an error when | ||
5836 | + // using the closed socket, but it is still a bug since rarely the OS | ||
5837 | + // may reassign the socket id to be used for a new socket, and then | ||
5838 | + // suddenly they will be operating on a live socket that is different | ||
5839 | + // than the one they intended! | ||
5840 | + assert(socket_requests_in_flight_ == 0 || | ||
5841 | + socket_requests_are_from_thread_ == std::this_thread::get_id()); | ||
5842 | + | ||
5843 | + // It is also a bug if this happens while SSL is still active | ||
5844 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
5845 | + assert(socket.ssl == nullptr); | ||
5846 | +#endif | ||
5847 | + if (socket.sock == INVALID_SOCKET) { return; } | ||
5848 | + detail::close_socket(socket.sock); | ||
5849 | + socket.sock = INVALID_SOCKET; | ||
5850 | +} | ||
5851 | + | ||
5852 | +inline bool ClientImpl::read_response_line(Stream &strm, const Request &req, | ||
5853 | + Response &res) { | ||
5854 | + std::array<char, 2048> buf{}; | ||
5855 | + | ||
5856 | + detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); | ||
5857 | + | ||
5858 | + if (!line_reader.getline()) { return false; } | ||
5859 | + | ||
5860 | +#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR | ||
5861 | + const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r\n"); | ||
5862 | +#else | ||
5863 | + const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r?\n"); | ||
5864 | +#endif | ||
5865 | + | ||
5866 | + std::cmatch m; | ||
5867 | + if (!std::regex_match(line_reader.ptr(), m, re)) { | ||
5868 | + return req.method == "CONNECT"; | ||
5869 | + } | ||
5870 | + res.version = std::string(m[1]); | ||
5871 | + res.status = std::stoi(std::string(m[2])); | ||
5872 | + res.reason = std::string(m[3]); | ||
5873 | + | ||
5874 | + // Ignore '100 Continue' | ||
5875 | + while (res.status == 100) { | ||
5876 | + if (!line_reader.getline()) { return false; } // CRLF | ||
5877 | + if (!line_reader.getline()) { return false; } // next response line | ||
5878 | + | ||
5879 | + if (!std::regex_match(line_reader.ptr(), m, re)) { return false; } | ||
5880 | + res.version = std::string(m[1]); | ||
5881 | + res.status = std::stoi(std::string(m[2])); | ||
5882 | + res.reason = std::string(m[3]); | ||
5883 | + } | ||
5884 | + | ||
5885 | + return true; | ||
5886 | +} | ||
5887 | + | ||
5888 | +inline bool ClientImpl::send(Request &req, Response &res, Error &error) { | ||
5889 | + std::lock_guard<std::recursive_mutex> request_mutex_guard(request_mutex_); | ||
5890 | + | ||
5891 | + { | ||
5892 | + std::lock_guard<std::mutex> guard(socket_mutex_); | ||
5893 | + | ||
5894 | + // Set this to false immediately - if it ever gets set to true by the end of | ||
5895 | + // the request, we know another thread instructed us to close the socket. | ||
5896 | + socket_should_be_closed_when_request_is_done_ = false; | ||
5897 | + | ||
5898 | + auto is_alive = false; | ||
5899 | + if (socket_.is_open()) { | ||
5900 | + is_alive = detail::is_socket_alive(socket_.sock); | ||
5901 | + if (!is_alive) { | ||
5902 | + // Attempt to avoid sigpipe by shutting down nongracefully if it seems | ||
5903 | + // like the other side has already closed the connection Also, there | ||
5904 | + // cannot be any requests in flight from other threads since we locked | ||
5905 | + // request_mutex_, so safe to close everything immediately | ||
5906 | + const bool shutdown_gracefully = false; | ||
5907 | + shutdown_ssl(socket_, shutdown_gracefully); | ||
5908 | + shutdown_socket(socket_); | ||
5909 | + close_socket(socket_); | ||
5910 | + } | ||
5911 | + } | ||
5912 | + | ||
5913 | + if (!is_alive) { | ||
5914 | + if (!create_and_connect_socket(socket_, error)) { return false; } | ||
5915 | + | ||
5916 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
5917 | + // TODO: refactoring | ||
5918 | + if (is_ssl()) { | ||
5919 | + auto &scli = static_cast<SSLClient &>(*this); | ||
5920 | + if (!proxy_host_.empty() && proxy_port_ != -1) { | ||
5921 | + bool success = false; | ||
5922 | + if (!scli.connect_with_proxy(socket_, res, success, error)) { | ||
5923 | + return success; | ||
5924 | + } | ||
5925 | + } | ||
5926 | + | ||
5927 | + if (!scli.initialize_ssl(socket_, error)) { return false; } | ||
5928 | + } | ||
5929 | +#endif | ||
5930 | + } | ||
5931 | + | ||
5932 | + // Mark the current socket as being in use so that it cannot be closed by | ||
5933 | + // anyone else while this request is ongoing, even though we will be | ||
5934 | + // releasing the mutex. | ||
5935 | + if (socket_requests_in_flight_ > 1) { | ||
5936 | + assert(socket_requests_are_from_thread_ == std::this_thread::get_id()); | ||
5937 | + } | ||
5938 | + socket_requests_in_flight_ += 1; | ||
5939 | + socket_requests_are_from_thread_ = std::this_thread::get_id(); | ||
5940 | + } | ||
5941 | + | ||
5942 | + for (const auto &header : default_headers_) { | ||
5943 | + if (req.headers.find(header.first) == req.headers.end()) { | ||
5944 | + req.headers.insert(header); | ||
5945 | + } | ||
5946 | + } | ||
5947 | + | ||
5948 | + auto close_connection = !keep_alive_; | ||
5949 | + auto ret = process_socket(socket_, [&](Stream &strm) { | ||
5950 | + return handle_request(strm, req, res, close_connection, error); | ||
5951 | + }); | ||
5952 | + | ||
5953 | + // Briefly lock mutex in order to mark that a request is no longer ongoing | ||
5954 | + { | ||
5955 | + std::lock_guard<std::mutex> guard(socket_mutex_); | ||
5956 | + socket_requests_in_flight_ -= 1; | ||
5957 | + if (socket_requests_in_flight_ <= 0) { | ||
5958 | + assert(socket_requests_in_flight_ == 0); | ||
5959 | + socket_requests_are_from_thread_ = std::thread::id(); | ||
5960 | + } | ||
5961 | + | ||
5962 | + if (socket_should_be_closed_when_request_is_done_ || close_connection || | ||
5963 | + !ret) { | ||
5964 | + shutdown_ssl(socket_, true); | ||
5965 | + shutdown_socket(socket_); | ||
5966 | + close_socket(socket_); | ||
5967 | + } | ||
5968 | + } | ||
5969 | + | ||
5970 | + if (!ret) { | ||
5971 | + if (error == Error::Success) { error = Error::Unknown; } | ||
5972 | + } | ||
5973 | + | ||
5974 | + return ret; | ||
5975 | +} | ||
5976 | + | ||
5977 | +inline Result ClientImpl::send(const Request &req) { | ||
5978 | + auto req2 = req; | ||
5979 | + return send_(std::move(req2)); | ||
5980 | +} | ||
5981 | + | ||
5982 | +inline Result ClientImpl::send_(Request &&req) { | ||
5983 | + auto res = detail::make_unique<Response>(); | ||
5984 | + auto error = Error::Success; | ||
5985 | + auto ret = send(req, *res, error); | ||
5986 | + return Result{ret ? std::move(res) : nullptr, error, std::move(req.headers)}; | ||
5987 | +} | ||
5988 | + | ||
5989 | +inline bool ClientImpl::handle_request(Stream &strm, Request &req, | ||
5990 | + Response &res, bool close_connection, | ||
5991 | + Error &error) { | ||
5992 | + if (req.path.empty()) { | ||
5993 | + error = Error::Connection; | ||
5994 | + return false; | ||
5995 | + } | ||
5996 | + | ||
5997 | + auto req_save = req; | ||
5998 | + | ||
5999 | + bool ret; | ||
6000 | + | ||
6001 | + if (!is_ssl() && !proxy_host_.empty() && proxy_port_ != -1) { | ||
6002 | + auto req2 = req; | ||
6003 | + req2.path = "http://" + host_and_port_ + req.path; | ||
6004 | + ret = process_request(strm, req2, res, close_connection, error); | ||
6005 | + req = req2; | ||
6006 | + req.path = req_save.path; | ||
6007 | + } else { | ||
6008 | + ret = process_request(strm, req, res, close_connection, error); | ||
6009 | + } | ||
6010 | + | ||
6011 | + if (!ret) { return false; } | ||
6012 | + | ||
6013 | + if (300 < res.status && res.status < 400 && follow_location_) { | ||
6014 | + req = req_save; | ||
6015 | + ret = redirect(req, res, error); | ||
6016 | + } | ||
6017 | + | ||
6018 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
6019 | + if ((res.status == 401 || res.status == 407) && | ||
6020 | + req.authorization_count_ < 5) { | ||
6021 | + auto is_proxy = res.status == 407; | ||
6022 | + const auto &username = | ||
6023 | + is_proxy ? proxy_digest_auth_username_ : digest_auth_username_; | ||
6024 | + const auto &password = | ||
6025 | + is_proxy ? proxy_digest_auth_password_ : digest_auth_password_; | ||
6026 | + | ||
6027 | + if (!username.empty() && !password.empty()) { | ||
6028 | + std::map<std::string, std::string> auth; | ||
6029 | + if (detail::parse_www_authenticate(res, auth, is_proxy)) { | ||
6030 | + Request new_req = req; | ||
6031 | + new_req.authorization_count_ += 1; | ||
6032 | + new_req.headers.erase(is_proxy ? "Proxy-Authorization" | ||
6033 | + : "Authorization"); | ||
6034 | + new_req.headers.insert(detail::make_digest_authentication_header( | ||
6035 | + req, auth, new_req.authorization_count_, detail::random_string(10), | ||
6036 | + username, password, is_proxy)); | ||
6037 | + | ||
6038 | + Response new_res; | ||
6039 | + | ||
6040 | + ret = send(new_req, new_res, error); | ||
6041 | + if (ret) { res = new_res; } | ||
6042 | + } | ||
6043 | + } | ||
6044 | + } | ||
6045 | +#endif | ||
6046 | + | ||
6047 | + return ret; | ||
6048 | +} | ||
6049 | + | ||
6050 | +inline bool ClientImpl::redirect(Request &req, Response &res, Error &error) { | ||
6051 | + if (req.redirect_count_ == 0) { | ||
6052 | + error = Error::ExceedRedirectCount; | ||
6053 | + return false; | ||
6054 | + } | ||
6055 | + | ||
6056 | + auto location = detail::decode_url(res.get_header_value("location"), true); | ||
6057 | + if (location.empty()) { return false; } | ||
6058 | + | ||
6059 | + const static std::regex re( | ||
6060 | + R"((?:(https?):)?(?://(?:\[([\d:]+)\]|([^:/?#]+))(?::(\d+))?)?([^?#]*(?:\?[^#]*)?)(?:#.*)?)"); | ||
6061 | + | ||
6062 | + std::smatch m; | ||
6063 | + if (!std::regex_match(location, m, re)) { return false; } | ||
6064 | + | ||
6065 | + auto scheme = is_ssl() ? "https" : "http"; | ||
6066 | + | ||
6067 | + auto next_scheme = m[1].str(); | ||
6068 | + auto next_host = m[2].str(); | ||
6069 | + if (next_host.empty()) { next_host = m[3].str(); } | ||
6070 | + auto port_str = m[4].str(); | ||
6071 | + auto next_path = m[5].str(); | ||
6072 | + | ||
6073 | + auto next_port = port_; | ||
6074 | + if (!port_str.empty()) { | ||
6075 | + next_port = std::stoi(port_str); | ||
6076 | + } else if (!next_scheme.empty()) { | ||
6077 | + next_port = next_scheme == "https" ? 443 : 80; | ||
6078 | + } | ||
6079 | + | ||
6080 | + if (next_scheme.empty()) { next_scheme = scheme; } | ||
6081 | + if (next_host.empty()) { next_host = host_; } | ||
6082 | + if (next_path.empty()) { next_path = "/"; } | ||
6083 | + | ||
6084 | + if (next_scheme == scheme && next_host == host_ && next_port == port_) { | ||
6085 | + return detail::redirect(*this, req, res, next_path, location, error); | ||
6086 | + } else { | ||
6087 | + if (next_scheme == "https") { | ||
6088 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
6089 | + SSLClient cli(next_host.c_str(), next_port); | ||
6090 | + cli.copy_settings(*this); | ||
6091 | + if (ca_cert_store_) { cli.set_ca_cert_store(ca_cert_store_); } | ||
6092 | + return detail::redirect(cli, req, res, next_path, location, error); | ||
6093 | +#else | ||
6094 | + return false; | ||
6095 | +#endif | ||
6096 | + } else { | ||
6097 | + ClientImpl cli(next_host.c_str(), next_port); | ||
6098 | + cli.copy_settings(*this); | ||
6099 | + return detail::redirect(cli, req, res, next_path, location, error); | ||
6100 | + } | ||
6101 | + } | ||
6102 | +} | ||
6103 | + | ||
6104 | +inline bool ClientImpl::write_content_with_provider(Stream &strm, | ||
6105 | + const Request &req, | ||
6106 | + Error &error) { | ||
6107 | + auto is_shutting_down = []() { return false; }; | ||
6108 | + | ||
6109 | + if (req.is_chunked_content_provider_) { | ||
6110 | + // TODO: Brotli suport | ||
6111 | + std::unique_ptr<detail::compressor> compressor; | ||
6112 | +#ifdef CPPHTTPLIB_ZLIB_SUPPORT | ||
6113 | + if (compress_) { | ||
6114 | + compressor = detail::make_unique<detail::gzip_compressor>(); | ||
6115 | + } else | ||
6116 | +#endif | ||
6117 | + { | ||
6118 | + compressor = detail::make_unique<detail::nocompressor>(); | ||
6119 | + } | ||
6120 | + | ||
6121 | + return detail::write_content_chunked(strm, req.content_provider_, | ||
6122 | + is_shutting_down, *compressor, error); | ||
6123 | + } else { | ||
6124 | + return detail::write_content(strm, req.content_provider_, 0, | ||
6125 | + req.content_length_, is_shutting_down, error); | ||
6126 | + } | ||
6127 | +} // namespace httplib | ||
6128 | + | ||
6129 | +inline bool ClientImpl::write_request(Stream &strm, Request &req, | ||
6130 | + bool close_connection, Error &error) { | ||
6131 | + // Prepare additional headers | ||
6132 | + if (close_connection) { | ||
6133 | + if (!req.has_header("Connection")) { | ||
6134 | + req.headers.emplace("Connection", "close"); | ||
6135 | + } | ||
6136 | + } | ||
6137 | + | ||
6138 | + if (!req.has_header("Host")) { | ||
6139 | + if (is_ssl()) { | ||
6140 | + if (port_ == 443) { | ||
6141 | + req.headers.emplace("Host", host_); | ||
6142 | + } else { | ||
6143 | + req.headers.emplace("Host", host_and_port_); | ||
6144 | + } | ||
6145 | + } else { | ||
6146 | + if (port_ == 80) { | ||
6147 | + req.headers.emplace("Host", host_); | ||
6148 | + } else { | ||
6149 | + req.headers.emplace("Host", host_and_port_); | ||
6150 | + } | ||
6151 | + } | ||
6152 | + } | ||
6153 | + | ||
6154 | + if (!req.has_header("Accept")) { req.headers.emplace("Accept", "*/*"); } | ||
6155 | + | ||
6156 | + if (!req.has_header("User-Agent")) { | ||
6157 | + req.headers.emplace("User-Agent", "cpp-httplib/0.10.2"); | ||
6158 | + } | ||
6159 | + | ||
6160 | + if (req.body.empty()) { | ||
6161 | + if (req.content_provider_) { | ||
6162 | + if (!req.is_chunked_content_provider_) { | ||
6163 | + if (!req.has_header("Content-Length")) { | ||
6164 | + auto length = std::to_string(req.content_length_); | ||
6165 | + req.headers.emplace("Content-Length", length); | ||
6166 | + } | ||
6167 | + } | ||
6168 | + } else { | ||
6169 | + if (req.method == "POST" || req.method == "PUT" || | ||
6170 | + req.method == "PATCH") { | ||
6171 | + req.headers.emplace("Content-Length", "0"); | ||
6172 | + } | ||
6173 | + } | ||
6174 | + } else { | ||
6175 | + if (!req.has_header("Content-Type")) { | ||
6176 | + req.headers.emplace("Content-Type", "text/plain"); | ||
6177 | + } | ||
6178 | + | ||
6179 | + if (!req.has_header("Content-Length")) { | ||
6180 | + auto length = std::to_string(req.body.size()); | ||
6181 | + req.headers.emplace("Content-Length", length); | ||
6182 | + } | ||
6183 | + } | ||
6184 | + | ||
6185 | + if (!basic_auth_password_.empty() || !basic_auth_username_.empty()) { | ||
6186 | + if (!req.has_header("Authorization")) { | ||
6187 | + req.headers.insert(make_basic_authentication_header( | ||
6188 | + basic_auth_username_, basic_auth_password_, false)); | ||
6189 | + } | ||
6190 | + } | ||
6191 | + | ||
6192 | + if (!proxy_basic_auth_username_.empty() && | ||
6193 | + !proxy_basic_auth_password_.empty()) { | ||
6194 | + if (!req.has_header("Proxy-Authorization")) { | ||
6195 | + req.headers.insert(make_basic_authentication_header( | ||
6196 | + proxy_basic_auth_username_, proxy_basic_auth_password_, true)); | ||
6197 | + } | ||
6198 | + } | ||
6199 | + | ||
6200 | + if (!bearer_token_auth_token_.empty()) { | ||
6201 | + if (!req.has_header("Authorization")) { | ||
6202 | + req.headers.insert(make_bearer_token_authentication_header( | ||
6203 | + bearer_token_auth_token_, false)); | ||
6204 | + } | ||
6205 | + } | ||
6206 | + | ||
6207 | + if (!proxy_bearer_token_auth_token_.empty()) { | ||
6208 | + if (!req.has_header("Proxy-Authorization")) { | ||
6209 | + req.headers.insert(make_bearer_token_authentication_header( | ||
6210 | + proxy_bearer_token_auth_token_, true)); | ||
6211 | + } | ||
6212 | + } | ||
6213 | + | ||
6214 | + // Request line and headers | ||
6215 | + { | ||
6216 | + detail::BufferStream bstrm; | ||
6217 | + | ||
6218 | + const auto &path = url_encode_ ? detail::encode_url(req.path) : req.path; | ||
6219 | + bstrm.write_format("%s %s HTTP/1.1\r\n", req.method.c_str(), path.c_str()); | ||
6220 | + | ||
6221 | + detail::write_headers(bstrm, req.headers); | ||
6222 | + | ||
6223 | + // Flush buffer | ||
6224 | + auto &data = bstrm.get_buffer(); | ||
6225 | + if (!detail::write_data(strm, data.data(), data.size())) { | ||
6226 | + error = Error::Write; | ||
6227 | + return false; | ||
6228 | + } | ||
6229 | + } | ||
6230 | + | ||
6231 | + // Body | ||
6232 | + if (req.body.empty()) { | ||
6233 | + return write_content_with_provider(strm, req, error); | ||
6234 | + } | ||
6235 | + | ||
6236 | + if (!detail::write_data(strm, req.body.data(), req.body.size())) { | ||
6237 | + error = Error::Write; | ||
6238 | + return false; | ||
6239 | + } | ||
6240 | + | ||
6241 | + return true; | ||
6242 | +} | ||
6243 | + | ||
6244 | +inline std::unique_ptr<Response> ClientImpl::send_with_content_provider( | ||
6245 | + Request &req, | ||
6246 | + // const char *method, const char *path, const Headers &headers, | ||
6247 | + const char *body, size_t content_length, ContentProvider content_provider, | ||
6248 | + ContentProviderWithoutLength content_provider_without_length, | ||
6249 | + const char *content_type, Error &error) { | ||
6250 | + | ||
6251 | + if (content_type) { req.headers.emplace("Content-Type", content_type); } | ||
6252 | + | ||
6253 | +#ifdef CPPHTTPLIB_ZLIB_SUPPORT | ||
6254 | + if (compress_) { req.headers.emplace("Content-Encoding", "gzip"); } | ||
6255 | +#endif | ||
6256 | + | ||
6257 | +#ifdef CPPHTTPLIB_ZLIB_SUPPORT | ||
6258 | + if (compress_ && !content_provider_without_length) { | ||
6259 | + // TODO: Brotli support | ||
6260 | + detail::gzip_compressor compressor; | ||
6261 | + | ||
6262 | + if (content_provider) { | ||
6263 | + auto ok = true; | ||
6264 | + size_t offset = 0; | ||
6265 | + DataSink data_sink; | ||
6266 | + | ||
6267 | + data_sink.write = [&](const char *data, size_t data_len) -> bool { | ||
6268 | + if (ok) { | ||
6269 | + auto last = offset + data_len == content_length; | ||
6270 | + | ||
6271 | + auto ret = compressor.compress( | ||
6272 | + data, data_len, last, [&](const char *data, size_t data_len) { | ||
6273 | + req.body.append(data, data_len); | ||
6274 | + return true; | ||
6275 | + }); | ||
6276 | + | ||
6277 | + if (ret) { | ||
6278 | + offset += data_len; | ||
6279 | + } else { | ||
6280 | + ok = false; | ||
6281 | + } | ||
6282 | + } | ||
6283 | + return ok; | ||
6284 | + }; | ||
6285 | + | ||
6286 | + data_sink.is_writable = [&](void) { return ok && true; }; | ||
6287 | + | ||
6288 | + while (ok && offset < content_length) { | ||
6289 | + if (!content_provider(offset, content_length - offset, data_sink)) { | ||
6290 | + error = Error::Canceled; | ||
6291 | + return nullptr; | ||
6292 | + } | ||
6293 | + } | ||
6294 | + } else { | ||
6295 | + if (!compressor.compress(body, content_length, true, | ||
6296 | + [&](const char *data, size_t data_len) { | ||
6297 | + req.body.append(data, data_len); | ||
6298 | + return true; | ||
6299 | + })) { | ||
6300 | + error = Error::Compression; | ||
6301 | + return nullptr; | ||
6302 | + } | ||
6303 | + } | ||
6304 | + } else | ||
6305 | +#endif | ||
6306 | + { | ||
6307 | + if (content_provider) { | ||
6308 | + req.content_length_ = content_length; | ||
6309 | + req.content_provider_ = std::move(content_provider); | ||
6310 | + req.is_chunked_content_provider_ = false; | ||
6311 | + } else if (content_provider_without_length) { | ||
6312 | + req.content_length_ = 0; | ||
6313 | + req.content_provider_ = detail::ContentProviderAdapter( | ||
6314 | + std::move(content_provider_without_length)); | ||
6315 | + req.is_chunked_content_provider_ = true; | ||
6316 | + req.headers.emplace("Transfer-Encoding", "chunked"); | ||
6317 | + } else { | ||
6318 | + req.body.assign(body, content_length); | ||
6319 | + ; | ||
6320 | + } | ||
6321 | + } | ||
6322 | + | ||
6323 | + auto res = detail::make_unique<Response>(); | ||
6324 | + return send(req, *res, error) ? std::move(res) : nullptr; | ||
6325 | +} | ||
6326 | + | ||
6327 | +inline Result ClientImpl::send_with_content_provider( | ||
6328 | + const char *method, const char *path, const Headers &headers, | ||
6329 | + const char *body, size_t content_length, ContentProvider content_provider, | ||
6330 | + ContentProviderWithoutLength content_provider_without_length, | ||
6331 | + const char *content_type) { | ||
6332 | + Request req; | ||
6333 | + req.method = method; | ||
6334 | + req.headers = headers; | ||
6335 | + req.path = path; | ||
6336 | + | ||
6337 | + auto error = Error::Success; | ||
6338 | + | ||
6339 | + auto res = send_with_content_provider( | ||
6340 | + req, | ||
6341 | + // method, path, headers, | ||
6342 | + body, content_length, std::move(content_provider), | ||
6343 | + std::move(content_provider_without_length), content_type, error); | ||
6344 | + | ||
6345 | + return Result{std::move(res), error, std::move(req.headers)}; | ||
6346 | +} | ||
6347 | + | ||
6348 | +inline std::string | ||
6349 | +ClientImpl::adjust_host_string(const std::string &host) const { | ||
6350 | + if (host.find(':') != std::string::npos) { return "[" + host + "]"; } | ||
6351 | + return host; | ||
6352 | +} | ||
6353 | + | ||
6354 | +inline bool ClientImpl::process_request(Stream &strm, Request &req, | ||
6355 | + Response &res, bool close_connection, | ||
6356 | + Error &error) { | ||
6357 | + // Send request | ||
6358 | + if (!write_request(strm, req, close_connection, error)) { return false; } | ||
6359 | + | ||
6360 | + // Receive response and headers | ||
6361 | + if (!read_response_line(strm, req, res) || | ||
6362 | + !detail::read_headers(strm, res.headers)) { | ||
6363 | + error = Error::Read; | ||
6364 | + return false; | ||
6365 | + } | ||
6366 | + | ||
6367 | + // Body | ||
6368 | + if ((res.status != 204) && req.method != "HEAD" && req.method != "CONNECT") { | ||
6369 | + auto redirect = 300 < res.status && res.status < 400 && follow_location_; | ||
6370 | + | ||
6371 | + if (req.response_handler && !redirect) { | ||
6372 | + if (!req.response_handler(res)) { | ||
6373 | + error = Error::Canceled; | ||
6374 | + return false; | ||
6375 | + } | ||
6376 | + } | ||
6377 | + | ||
6378 | + auto out = | ||
6379 | + req.content_receiver | ||
6380 | + ? static_cast<ContentReceiverWithProgress>( | ||
6381 | + [&](const char *buf, size_t n, uint64_t off, uint64_t len) { | ||
6382 | + if (redirect) { return true; } | ||
6383 | + auto ret = req.content_receiver(buf, n, off, len); | ||
6384 | + if (!ret) { error = Error::Canceled; } | ||
6385 | + return ret; | ||
6386 | + }) | ||
6387 | + : static_cast<ContentReceiverWithProgress>( | ||
6388 | + [&](const char *buf, size_t n, uint64_t /*off*/, | ||
6389 | + uint64_t /*len*/) { | ||
6390 | + if (res.body.size() + n > res.body.max_size()) { | ||
6391 | + return false; | ||
6392 | + } | ||
6393 | + res.body.append(buf, n); | ||
6394 | + return true; | ||
6395 | + }); | ||
6396 | + | ||
6397 | + auto progress = [&](uint64_t current, uint64_t total) { | ||
6398 | + if (!req.progress || redirect) { return true; } | ||
6399 | + auto ret = req.progress(current, total); | ||
6400 | + if (!ret) { error = Error::Canceled; } | ||
6401 | + return ret; | ||
6402 | + }; | ||
6403 | + | ||
6404 | + int dummy_status; | ||
6405 | + if (!detail::read_content(strm, res, (std::numeric_limits<size_t>::max)(), | ||
6406 | + dummy_status, std::move(progress), std::move(out), | ||
6407 | + decompress_)) { | ||
6408 | + if (error != Error::Canceled) { error = Error::Read; } | ||
6409 | + return false; | ||
6410 | + } | ||
6411 | + } | ||
6412 | + | ||
6413 | + if (res.get_header_value("Connection") == "close" || | ||
6414 | + (res.version == "HTTP/1.0" && res.reason != "Connection established")) { | ||
6415 | + // TODO this requires a not-entirely-obvious chain of calls to be correct | ||
6416 | + // for this to be safe. Maybe a code refactor (such as moving this out to | ||
6417 | + // the send function and getting rid of the recursiveness of the mutex) | ||
6418 | + // could make this more obvious. | ||
6419 | + | ||
6420 | + // This is safe to call because process_request is only called by | ||
6421 | + // handle_request which is only called by send, which locks the request | ||
6422 | + // mutex during the process. It would be a bug to call it from a different | ||
6423 | + // thread since it's a thread-safety issue to do these things to the socket | ||
6424 | + // if another thread is using the socket. | ||
6425 | + std::lock_guard<std::mutex> guard(socket_mutex_); | ||
6426 | + shutdown_ssl(socket_, true); | ||
6427 | + shutdown_socket(socket_); | ||
6428 | + close_socket(socket_); | ||
6429 | + } | ||
6430 | + | ||
6431 | + // Log | ||
6432 | + if (logger_) { logger_(req, res); } | ||
6433 | + | ||
6434 | + return true; | ||
6435 | +} | ||
6436 | + | ||
6437 | +inline bool | ||
6438 | +ClientImpl::process_socket(const Socket &socket, | ||
6439 | + std::function<bool(Stream &strm)> callback) { | ||
6440 | + return detail::process_client_socket( | ||
6441 | + socket.sock, read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, | ||
6442 | + write_timeout_usec_, std::move(callback)); | ||
6443 | +} | ||
6444 | + | ||
6445 | +inline bool ClientImpl::is_ssl() const { return false; } | ||
6446 | + | ||
6447 | +inline Result ClientImpl::Get(const char *path) { | ||
6448 | + return Get(path, Headers(), Progress()); | ||
6449 | +} | ||
6450 | + | ||
6451 | +inline Result ClientImpl::Get(const char *path, Progress progress) { | ||
6452 | + return Get(path, Headers(), std::move(progress)); | ||
6453 | +} | ||
6454 | + | ||
6455 | +inline Result ClientImpl::Get(const char *path, const Headers &headers) { | ||
6456 | + return Get(path, headers, Progress()); | ||
6457 | +} | ||
6458 | + | ||
6459 | +inline Result ClientImpl::Get(const char *path, const Headers &headers, | ||
6460 | + Progress progress) { | ||
6461 | + Request req; | ||
6462 | + req.method = "GET"; | ||
6463 | + req.path = path; | ||
6464 | + req.headers = headers; | ||
6465 | + req.progress = std::move(progress); | ||
6466 | + | ||
6467 | + return send_(std::move(req)); | ||
6468 | +} | ||
6469 | + | ||
6470 | +inline Result ClientImpl::Get(const char *path, | ||
6471 | + ContentReceiver content_receiver) { | ||
6472 | + return Get(path, Headers(), nullptr, std::move(content_receiver), nullptr); | ||
6473 | +} | ||
6474 | + | ||
6475 | +inline Result ClientImpl::Get(const char *path, | ||
6476 | + ContentReceiver content_receiver, | ||
6477 | + Progress progress) { | ||
6478 | + return Get(path, Headers(), nullptr, std::move(content_receiver), | ||
6479 | + std::move(progress)); | ||
6480 | +} | ||
6481 | + | ||
6482 | +inline Result ClientImpl::Get(const char *path, const Headers &headers, | ||
6483 | + ContentReceiver content_receiver) { | ||
6484 | + return Get(path, headers, nullptr, std::move(content_receiver), nullptr); | ||
6485 | +} | ||
6486 | + | ||
6487 | +inline Result ClientImpl::Get(const char *path, const Headers &headers, | ||
6488 | + ContentReceiver content_receiver, | ||
6489 | + Progress progress) { | ||
6490 | + return Get(path, headers, nullptr, std::move(content_receiver), | ||
6491 | + std::move(progress)); | ||
6492 | +} | ||
6493 | + | ||
6494 | +inline Result ClientImpl::Get(const char *path, | ||
6495 | + ResponseHandler response_handler, | ||
6496 | + ContentReceiver content_receiver) { | ||
6497 | + return Get(path, Headers(), std::move(response_handler), | ||
6498 | + std::move(content_receiver), nullptr); | ||
6499 | +} | ||
6500 | + | ||
6501 | +inline Result ClientImpl::Get(const char *path, const Headers &headers, | ||
6502 | + ResponseHandler response_handler, | ||
6503 | + ContentReceiver content_receiver) { | ||
6504 | + return Get(path, headers, std::move(response_handler), | ||
6505 | + std::move(content_receiver), nullptr); | ||
6506 | +} | ||
6507 | + | ||
6508 | +inline Result ClientImpl::Get(const char *path, | ||
6509 | + ResponseHandler response_handler, | ||
6510 | + ContentReceiver content_receiver, | ||
6511 | + Progress progress) { | ||
6512 | + return Get(path, Headers(), std::move(response_handler), | ||
6513 | + std::move(content_receiver), std::move(progress)); | ||
6514 | +} | ||
6515 | + | ||
6516 | +inline Result ClientImpl::Get(const char *path, const Headers &headers, | ||
6517 | + ResponseHandler response_handler, | ||
6518 | + ContentReceiver content_receiver, | ||
6519 | + Progress progress) { | ||
6520 | + Request req; | ||
6521 | + req.method = "GET"; | ||
6522 | + req.path = path; | ||
6523 | + req.headers = headers; | ||
6524 | + req.response_handler = std::move(response_handler); | ||
6525 | + req.content_receiver = | ||
6526 | + [content_receiver](const char *data, size_t data_length, | ||
6527 | + uint64_t /*offset*/, uint64_t /*total_length*/) { | ||
6528 | + return content_receiver(data, data_length); | ||
6529 | + }; | ||
6530 | + req.progress = std::move(progress); | ||
6531 | + | ||
6532 | + return send_(std::move(req)); | ||
6533 | +} | ||
6534 | + | ||
6535 | +inline Result ClientImpl::Get(const char *path, const Params ¶ms, | ||
6536 | + const Headers &headers, Progress progress) { | ||
6537 | + if (params.empty()) { return Get(path, headers); } | ||
6538 | + | ||
6539 | + std::string path_with_query = append_query_params(path, params); | ||
6540 | + return Get(path_with_query.c_str(), headers, progress); | ||
6541 | +} | ||
6542 | + | ||
6543 | +inline Result ClientImpl::Get(const char *path, const Params ¶ms, | ||
6544 | + const Headers &headers, | ||
6545 | + ContentReceiver content_receiver, | ||
6546 | + Progress progress) { | ||
6547 | + return Get(path, params, headers, nullptr, content_receiver, progress); | ||
6548 | +} | ||
6549 | + | ||
6550 | +inline Result ClientImpl::Get(const char *path, const Params ¶ms, | ||
6551 | + const Headers &headers, | ||
6552 | + ResponseHandler response_handler, | ||
6553 | + ContentReceiver content_receiver, | ||
6554 | + Progress progress) { | ||
6555 | + if (params.empty()) { | ||
6556 | + return Get(path, headers, response_handler, content_receiver, progress); | ||
6557 | + } | ||
6558 | + | ||
6559 | + std::string path_with_query = append_query_params(path, params); | ||
6560 | + return Get(path_with_query.c_str(), headers, response_handler, | ||
6561 | + content_receiver, progress); | ||
6562 | +} | ||
6563 | + | ||
6564 | +inline Result ClientImpl::Head(const char *path) { | ||
6565 | + return Head(path, Headers()); | ||
6566 | +} | ||
6567 | + | ||
6568 | +inline Result ClientImpl::Head(const char *path, const Headers &headers) { | ||
6569 | + Request req; | ||
6570 | + req.method = "HEAD"; | ||
6571 | + req.headers = headers; | ||
6572 | + req.path = path; | ||
6573 | + | ||
6574 | + return send_(std::move(req)); | ||
6575 | +} | ||
6576 | + | ||
6577 | +inline Result ClientImpl::Post(const char *path) { | ||
6578 | + return Post(path, std::string(), nullptr); | ||
6579 | +} | ||
6580 | + | ||
6581 | +inline Result ClientImpl::Post(const char *path, const char *body, | ||
6582 | + size_t content_length, | ||
6583 | + const char *content_type) { | ||
6584 | + return Post(path, Headers(), body, content_length, content_type); | ||
6585 | +} | ||
6586 | + | ||
6587 | +inline Result ClientImpl::Post(const char *path, const Headers &headers, | ||
6588 | + const char *body, size_t content_length, | ||
6589 | + const char *content_type) { | ||
6590 | + return send_with_content_provider("POST", path, headers, body, content_length, | ||
6591 | + nullptr, nullptr, content_type); | ||
6592 | +} | ||
6593 | + | ||
6594 | +inline Result ClientImpl::Post(const char *path, const std::string &body, | ||
6595 | + const char *content_type) { | ||
6596 | + return Post(path, Headers(), body, content_type); | ||
6597 | +} | ||
6598 | + | ||
6599 | +inline Result ClientImpl::Post(const char *path, const Headers &headers, | ||
6600 | + const std::string &body, | ||
6601 | + const char *content_type) { | ||
6602 | + return send_with_content_provider("POST", path, headers, body.data(), | ||
6603 | + body.size(), nullptr, nullptr, | ||
6604 | + content_type); | ||
6605 | +} | ||
6606 | + | ||
6607 | +inline Result ClientImpl::Post(const char *path, const Params ¶ms) { | ||
6608 | + return Post(path, Headers(), params); | ||
6609 | +} | ||
6610 | + | ||
6611 | +inline Result ClientImpl::Post(const char *path, size_t content_length, | ||
6612 | + ContentProvider content_provider, | ||
6613 | + const char *content_type) { | ||
6614 | + return Post(path, Headers(), content_length, std::move(content_provider), | ||
6615 | + content_type); | ||
6616 | +} | ||
6617 | + | ||
6618 | +inline Result ClientImpl::Post(const char *path, | ||
6619 | + ContentProviderWithoutLength content_provider, | ||
6620 | + const char *content_type) { | ||
6621 | + return Post(path, Headers(), std::move(content_provider), content_type); | ||
6622 | +} | ||
6623 | + | ||
6624 | +inline Result ClientImpl::Post(const char *path, const Headers &headers, | ||
6625 | + size_t content_length, | ||
6626 | + ContentProvider content_provider, | ||
6627 | + const char *content_type) { | ||
6628 | + return send_with_content_provider("POST", path, headers, nullptr, | ||
6629 | + content_length, std::move(content_provider), | ||
6630 | + nullptr, content_type); | ||
6631 | +} | ||
6632 | + | ||
6633 | +inline Result ClientImpl::Post(const char *path, const Headers &headers, | ||
6634 | + ContentProviderWithoutLength content_provider, | ||
6635 | + const char *content_type) { | ||
6636 | + return send_with_content_provider("POST", path, headers, nullptr, 0, nullptr, | ||
6637 | + std::move(content_provider), content_type); | ||
6638 | +} | ||
6639 | + | ||
6640 | +inline Result ClientImpl::Post(const char *path, const Headers &headers, | ||
6641 | + const Params ¶ms) { | ||
6642 | + auto query = detail::params_to_query_str(params); | ||
6643 | + return Post(path, headers, query, "application/x-www-form-urlencoded"); | ||
6644 | +} | ||
6645 | + | ||
6646 | +inline Result ClientImpl::Post(const char *path, | ||
6647 | + const MultipartFormDataItems &items) { | ||
6648 | + return Post(path, Headers(), items); | ||
6649 | +} | ||
6650 | + | ||
6651 | +inline Result ClientImpl::Post(const char *path, const Headers &headers, | ||
6652 | + const MultipartFormDataItems &items) { | ||
6653 | + return Post(path, headers, items, detail::make_multipart_data_boundary()); | ||
6654 | +} | ||
6655 | +inline Result ClientImpl::Post(const char *path, const Headers &headers, | ||
6656 | + const MultipartFormDataItems &items, | ||
6657 | + const std::string &boundary) { | ||
6658 | + for (size_t i = 0; i < boundary.size(); i++) { | ||
6659 | + char c = boundary[i]; | ||
6660 | + if (!std::isalnum(c) && c != '-' && c != '_') { | ||
6661 | + return Result{nullptr, Error::UnsupportedMultipartBoundaryChars}; | ||
6662 | + } | ||
6663 | + } | ||
6664 | + | ||
6665 | + std::string body; | ||
6666 | + | ||
6667 | + for (const auto &item : items) { | ||
6668 | + body += "--" + boundary + "\r\n"; | ||
6669 | + body += "Content-Disposition: form-data; name=\"" + item.name + "\""; | ||
6670 | + if (!item.filename.empty()) { | ||
6671 | + body += "; filename=\"" + item.filename + "\""; | ||
6672 | + } | ||
6673 | + body += "\r\n"; | ||
6674 | + if (!item.content_type.empty()) { | ||
6675 | + body += "Content-Type: " + item.content_type + "\r\n"; | ||
6676 | + } | ||
6677 | + body += "\r\n"; | ||
6678 | + body += item.content + "\r\n"; | ||
6679 | + } | ||
6680 | + | ||
6681 | + body += "--" + boundary + "--\r\n"; | ||
6682 | + | ||
6683 | + std::string content_type = "multipart/form-data; boundary=" + boundary; | ||
6684 | + return Post(path, headers, body, content_type.c_str()); | ||
6685 | +} | ||
6686 | + | ||
6687 | +inline Result ClientImpl::Put(const char *path) { | ||
6688 | + return Put(path, std::string(), nullptr); | ||
6689 | +} | ||
6690 | + | ||
6691 | +inline Result ClientImpl::Put(const char *path, const char *body, | ||
6692 | + size_t content_length, const char *content_type) { | ||
6693 | + return Put(path, Headers(), body, content_length, content_type); | ||
6694 | +} | ||
6695 | + | ||
6696 | +inline Result ClientImpl::Put(const char *path, const Headers &headers, | ||
6697 | + const char *body, size_t content_length, | ||
6698 | + const char *content_type) { | ||
6699 | + return send_with_content_provider("PUT", path, headers, body, content_length, | ||
6700 | + nullptr, nullptr, content_type); | ||
6701 | +} | ||
6702 | + | ||
6703 | +inline Result ClientImpl::Put(const char *path, const std::string &body, | ||
6704 | + const char *content_type) { | ||
6705 | + return Put(path, Headers(), body, content_type); | ||
6706 | +} | ||
6707 | + | ||
6708 | +inline Result ClientImpl::Put(const char *path, const Headers &headers, | ||
6709 | + const std::string &body, | ||
6710 | + const char *content_type) { | ||
6711 | + return send_with_content_provider("PUT", path, headers, body.data(), | ||
6712 | + body.size(), nullptr, nullptr, | ||
6713 | + content_type); | ||
6714 | +} | ||
6715 | + | ||
6716 | +inline Result ClientImpl::Put(const char *path, size_t content_length, | ||
6717 | + ContentProvider content_provider, | ||
6718 | + const char *content_type) { | ||
6719 | + return Put(path, Headers(), content_length, std::move(content_provider), | ||
6720 | + content_type); | ||
6721 | +} | ||
6722 | + | ||
6723 | +inline Result ClientImpl::Put(const char *path, | ||
6724 | + ContentProviderWithoutLength content_provider, | ||
6725 | + const char *content_type) { | ||
6726 | + return Put(path, Headers(), std::move(content_provider), content_type); | ||
6727 | +} | ||
6728 | + | ||
6729 | +inline Result ClientImpl::Put(const char *path, const Headers &headers, | ||
6730 | + size_t content_length, | ||
6731 | + ContentProvider content_provider, | ||
6732 | + const char *content_type) { | ||
6733 | + return send_with_content_provider("PUT", path, headers, nullptr, | ||
6734 | + content_length, std::move(content_provider), | ||
6735 | + nullptr, content_type); | ||
6736 | +} | ||
6737 | + | ||
6738 | +inline Result ClientImpl::Put(const char *path, const Headers &headers, | ||
6739 | + ContentProviderWithoutLength content_provider, | ||
6740 | + const char *content_type) { | ||
6741 | + return send_with_content_provider("PUT", path, headers, nullptr, 0, nullptr, | ||
6742 | + std::move(content_provider), content_type); | ||
6743 | +} | ||
6744 | + | ||
6745 | +inline Result ClientImpl::Put(const char *path, const Params ¶ms) { | ||
6746 | + return Put(path, Headers(), params); | ||
6747 | +} | ||
6748 | + | ||
6749 | +inline Result ClientImpl::Put(const char *path, const Headers &headers, | ||
6750 | + const Params ¶ms) { | ||
6751 | + auto query = detail::params_to_query_str(params); | ||
6752 | + return Put(path, headers, query, "application/x-www-form-urlencoded"); | ||
6753 | +} | ||
6754 | + | ||
6755 | +inline Result ClientImpl::Patch(const char *path) { | ||
6756 | + return Patch(path, std::string(), nullptr); | ||
6757 | +} | ||
6758 | + | ||
6759 | +inline Result ClientImpl::Patch(const char *path, const char *body, | ||
6760 | + size_t content_length, | ||
6761 | + const char *content_type) { | ||
6762 | + return Patch(path, Headers(), body, content_length, content_type); | ||
6763 | +} | ||
6764 | + | ||
6765 | +inline Result ClientImpl::Patch(const char *path, const Headers &headers, | ||
6766 | + const char *body, size_t content_length, | ||
6767 | + const char *content_type) { | ||
6768 | + return send_with_content_provider("PATCH", path, headers, body, | ||
6769 | + content_length, nullptr, nullptr, | ||
6770 | + content_type); | ||
6771 | +} | ||
6772 | + | ||
6773 | +inline Result ClientImpl::Patch(const char *path, const std::string &body, | ||
6774 | + const char *content_type) { | ||
6775 | + return Patch(path, Headers(), body, content_type); | ||
6776 | +} | ||
6777 | + | ||
6778 | +inline Result ClientImpl::Patch(const char *path, const Headers &headers, | ||
6779 | + const std::string &body, | ||
6780 | + const char *content_type) { | ||
6781 | + return send_with_content_provider("PATCH", path, headers, body.data(), | ||
6782 | + body.size(), nullptr, nullptr, | ||
6783 | + content_type); | ||
6784 | +} | ||
6785 | + | ||
6786 | +inline Result ClientImpl::Patch(const char *path, size_t content_length, | ||
6787 | + ContentProvider content_provider, | ||
6788 | + const char *content_type) { | ||
6789 | + return Patch(path, Headers(), content_length, std::move(content_provider), | ||
6790 | + content_type); | ||
6791 | +} | ||
6792 | + | ||
6793 | +inline Result ClientImpl::Patch(const char *path, | ||
6794 | + ContentProviderWithoutLength content_provider, | ||
6795 | + const char *content_type) { | ||
6796 | + return Patch(path, Headers(), std::move(content_provider), content_type); | ||
6797 | +} | ||
6798 | + | ||
6799 | +inline Result ClientImpl::Patch(const char *path, const Headers &headers, | ||
6800 | + size_t content_length, | ||
6801 | + ContentProvider content_provider, | ||
6802 | + const char *content_type) { | ||
6803 | + return send_with_content_provider("PATCH", path, headers, nullptr, | ||
6804 | + content_length, std::move(content_provider), | ||
6805 | + nullptr, content_type); | ||
6806 | +} | ||
6807 | + | ||
6808 | +inline Result ClientImpl::Patch(const char *path, const Headers &headers, | ||
6809 | + ContentProviderWithoutLength content_provider, | ||
6810 | + const char *content_type) { | ||
6811 | + return send_with_content_provider("PATCH", path, headers, nullptr, 0, nullptr, | ||
6812 | + std::move(content_provider), content_type); | ||
6813 | +} | ||
6814 | + | ||
6815 | +inline Result ClientImpl::Delete(const char *path) { | ||
6816 | + return Delete(path, Headers(), std::string(), nullptr); | ||
6817 | +} | ||
6818 | + | ||
6819 | +inline Result ClientImpl::Delete(const char *path, const Headers &headers) { | ||
6820 | + return Delete(path, headers, std::string(), nullptr); | ||
6821 | +} | ||
6822 | + | ||
6823 | +inline Result ClientImpl::Delete(const char *path, const char *body, | ||
6824 | + size_t content_length, | ||
6825 | + const char *content_type) { | ||
6826 | + return Delete(path, Headers(), body, content_length, content_type); | ||
6827 | +} | ||
6828 | + | ||
6829 | +inline Result ClientImpl::Delete(const char *path, const Headers &headers, | ||
6830 | + const char *body, size_t content_length, | ||
6831 | + const char *content_type) { | ||
6832 | + Request req; | ||
6833 | + req.method = "DELETE"; | ||
6834 | + req.headers = headers; | ||
6835 | + req.path = path; | ||
6836 | + | ||
6837 | + if (content_type) { req.headers.emplace("Content-Type", content_type); } | ||
6838 | + req.body.assign(body, content_length); | ||
6839 | + | ||
6840 | + return send_(std::move(req)); | ||
6841 | +} | ||
6842 | + | ||
6843 | +inline Result ClientImpl::Delete(const char *path, const std::string &body, | ||
6844 | + const char *content_type) { | ||
6845 | + return Delete(path, Headers(), body.data(), body.size(), content_type); | ||
6846 | +} | ||
6847 | + | ||
6848 | +inline Result ClientImpl::Delete(const char *path, const Headers &headers, | ||
6849 | + const std::string &body, | ||
6850 | + const char *content_type) { | ||
6851 | + return Delete(path, headers, body.data(), body.size(), content_type); | ||
6852 | +} | ||
6853 | + | ||
6854 | +inline Result ClientImpl::Options(const char *path) { | ||
6855 | + return Options(path, Headers()); | ||
6856 | +} | ||
6857 | + | ||
6858 | +inline Result ClientImpl::Options(const char *path, const Headers &headers) { | ||
6859 | + Request req; | ||
6860 | + req.method = "OPTIONS"; | ||
6861 | + req.headers = headers; | ||
6862 | + req.path = path; | ||
6863 | + | ||
6864 | + return send_(std::move(req)); | ||
6865 | +} | ||
6866 | + | ||
6867 | +inline size_t ClientImpl::is_socket_open() const { | ||
6868 | + std::lock_guard<std::mutex> guard(socket_mutex_); | ||
6869 | + return socket_.is_open(); | ||
6870 | +} | ||
6871 | + | ||
6872 | +inline void ClientImpl::stop() { | ||
6873 | + std::lock_guard<std::mutex> guard(socket_mutex_); | ||
6874 | + | ||
6875 | + // If there is anything ongoing right now, the ONLY thread-safe thing we can | ||
6876 | + // do is to shutdown_socket, so that threads using this socket suddenly | ||
6877 | + // discover they can't read/write any more and error out. Everything else | ||
6878 | + // (closing the socket, shutting ssl down) is unsafe because these actions are | ||
6879 | + // not thread-safe. | ||
6880 | + if (socket_requests_in_flight_ > 0) { | ||
6881 | + shutdown_socket(socket_); | ||
6882 | + | ||
6883 | + // Aside from that, we set a flag for the socket to be closed when we're | ||
6884 | + // done. | ||
6885 | + socket_should_be_closed_when_request_is_done_ = true; | ||
6886 | + return; | ||
6887 | + } | ||
6888 | + | ||
6889 | + // Otherwise, sitll holding the mutex, we can shut everything down ourselves | ||
6890 | + shutdown_ssl(socket_, true); | ||
6891 | + shutdown_socket(socket_); | ||
6892 | + close_socket(socket_); | ||
6893 | +} | ||
6894 | + | ||
6895 | +inline void ClientImpl::set_connection_timeout(time_t sec, time_t usec) { | ||
6896 | + connection_timeout_sec_ = sec; | ||
6897 | + connection_timeout_usec_ = usec; | ||
6898 | +} | ||
6899 | + | ||
6900 | +inline void ClientImpl::set_read_timeout(time_t sec, time_t usec) { | ||
6901 | + read_timeout_sec_ = sec; | ||
6902 | + read_timeout_usec_ = usec; | ||
6903 | +} | ||
6904 | + | ||
6905 | +inline void ClientImpl::set_write_timeout(time_t sec, time_t usec) { | ||
6906 | + write_timeout_sec_ = sec; | ||
6907 | + write_timeout_usec_ = usec; | ||
6908 | +} | ||
6909 | + | ||
6910 | +inline void ClientImpl::set_basic_auth(const char *username, | ||
6911 | + const char *password) { | ||
6912 | + basic_auth_username_ = username; | ||
6913 | + basic_auth_password_ = password; | ||
6914 | +} | ||
6915 | + | ||
6916 | +inline void ClientImpl::set_bearer_token_auth(const char *token) { | ||
6917 | + bearer_token_auth_token_ = token; | ||
6918 | +} | ||
6919 | + | ||
6920 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
6921 | +inline void ClientImpl::set_digest_auth(const char *username, | ||
6922 | + const char *password) { | ||
6923 | + digest_auth_username_ = username; | ||
6924 | + digest_auth_password_ = password; | ||
6925 | +} | ||
6926 | +#endif | ||
6927 | + | ||
6928 | +inline void ClientImpl::set_keep_alive(bool on) { keep_alive_ = on; } | ||
6929 | + | ||
6930 | +inline void ClientImpl::set_follow_location(bool on) { follow_location_ = on; } | ||
6931 | + | ||
6932 | +inline void ClientImpl::set_url_encode(bool on) { url_encode_ = on; } | ||
6933 | + | ||
6934 | +inline void ClientImpl::set_hostname_addr_map( | ||
6935 | + const std::map<std::string, std::string> addr_map) { | ||
6936 | + addr_map_ = std::move(addr_map); | ||
6937 | +} | ||
6938 | + | ||
6939 | +inline void ClientImpl::set_default_headers(Headers headers) { | ||
6940 | + default_headers_ = std::move(headers); | ||
6941 | +} | ||
6942 | + | ||
6943 | +inline void ClientImpl::set_address_family(int family) { | ||
6944 | + address_family_ = family; | ||
6945 | +} | ||
6946 | + | ||
6947 | +inline void ClientImpl::set_tcp_nodelay(bool on) { tcp_nodelay_ = on; } | ||
6948 | + | ||
6949 | +inline void ClientImpl::set_socket_options(SocketOptions socket_options) { | ||
6950 | + socket_options_ = std::move(socket_options); | ||
6951 | +} | ||
6952 | + | ||
6953 | +inline void ClientImpl::set_compress(bool on) { compress_ = on; } | ||
6954 | + | ||
6955 | +inline void ClientImpl::set_decompress(bool on) { decompress_ = on; } | ||
6956 | + | ||
6957 | +inline void ClientImpl::set_interface(const char *intf) { interface_ = intf; } | ||
6958 | + | ||
6959 | +inline void ClientImpl::set_proxy(const char *host, int port) { | ||
6960 | + proxy_host_ = host; | ||
6961 | + proxy_port_ = port; | ||
6962 | +} | ||
6963 | + | ||
6964 | +inline void ClientImpl::set_proxy_basic_auth(const char *username, | ||
6965 | + const char *password) { | ||
6966 | + proxy_basic_auth_username_ = username; | ||
6967 | + proxy_basic_auth_password_ = password; | ||
6968 | +} | ||
6969 | + | ||
6970 | +inline void ClientImpl::set_proxy_bearer_token_auth(const char *token) { | ||
6971 | + proxy_bearer_token_auth_token_ = token; | ||
6972 | +} | ||
6973 | + | ||
6974 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
6975 | +inline void ClientImpl::set_proxy_digest_auth(const char *username, | ||
6976 | + const char *password) { | ||
6977 | + proxy_digest_auth_username_ = username; | ||
6978 | + proxy_digest_auth_password_ = password; | ||
6979 | +} | ||
6980 | +#endif | ||
6981 | + | ||
6982 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
6983 | +inline void ClientImpl::set_ca_cert_path(const char *ca_cert_file_path, | ||
6984 | + const char *ca_cert_dir_path) { | ||
6985 | + if (ca_cert_file_path) { ca_cert_file_path_ = ca_cert_file_path; } | ||
6986 | + if (ca_cert_dir_path) { ca_cert_dir_path_ = ca_cert_dir_path; } | ||
6987 | +} | ||
6988 | + | ||
6989 | +inline void ClientImpl::set_ca_cert_store(X509_STORE *ca_cert_store) { | ||
6990 | + if (ca_cert_store && ca_cert_store != ca_cert_store_) { | ||
6991 | + ca_cert_store_ = ca_cert_store; | ||
6992 | + } | ||
6993 | +} | ||
6994 | +#endif | ||
6995 | + | ||
6996 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
6997 | +inline void ClientImpl::enable_server_certificate_verification(bool enabled) { | ||
6998 | + server_certificate_verification_ = enabled; | ||
6999 | +} | ||
7000 | +#endif | ||
7001 | + | ||
7002 | +inline void ClientImpl::set_logger(Logger logger) { | ||
7003 | + logger_ = std::move(logger); | ||
7004 | +} | ||
7005 | + | ||
7006 | +/* | ||
7007 | + * SSL Implementation | ||
7008 | + */ | ||
7009 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
7010 | +namespace detail { | ||
7011 | + | ||
7012 | +template <typename U, typename V> | ||
7013 | +inline SSL *ssl_new(socket_t sock, SSL_CTX *ctx, std::mutex &ctx_mutex, | ||
7014 | + U SSL_connect_or_accept, V setup) { | ||
7015 | + SSL *ssl = nullptr; | ||
7016 | + { | ||
7017 | + std::lock_guard<std::mutex> guard(ctx_mutex); | ||
7018 | + ssl = SSL_new(ctx); | ||
7019 | + } | ||
7020 | + | ||
7021 | + if (ssl) { | ||
7022 | + set_nonblocking(sock, true); | ||
7023 | + auto bio = BIO_new_socket(static_cast<int>(sock), BIO_NOCLOSE); | ||
7024 | + BIO_set_nbio(bio, 1); | ||
7025 | + SSL_set_bio(ssl, bio, bio); | ||
7026 | + | ||
7027 | + if (!setup(ssl) || SSL_connect_or_accept(ssl) != 1) { | ||
7028 | + SSL_shutdown(ssl); | ||
7029 | + { | ||
7030 | + std::lock_guard<std::mutex> guard(ctx_mutex); | ||
7031 | + SSL_free(ssl); | ||
7032 | + } | ||
7033 | + set_nonblocking(sock, false); | ||
7034 | + return nullptr; | ||
7035 | + } | ||
7036 | + BIO_set_nbio(bio, 0); | ||
7037 | + set_nonblocking(sock, false); | ||
7038 | + } | ||
7039 | + | ||
7040 | + return ssl; | ||
7041 | +} | ||
7042 | + | ||
7043 | +inline void ssl_delete(std::mutex &ctx_mutex, SSL *ssl, | ||
7044 | + bool shutdown_gracefully) { | ||
7045 | + // sometimes we may want to skip this to try to avoid SIGPIPE if we know | ||
7046 | + // the remote has closed the network connection | ||
7047 | + // Note that it is not always possible to avoid SIGPIPE, this is merely a | ||
7048 | + // best-efforts. | ||
7049 | + if (shutdown_gracefully) { SSL_shutdown(ssl); } | ||
7050 | + | ||
7051 | + std::lock_guard<std::mutex> guard(ctx_mutex); | ||
7052 | + SSL_free(ssl); | ||
7053 | +} | ||
7054 | + | ||
7055 | +template <typename U> | ||
7056 | +bool ssl_connect_or_accept_nonblocking(socket_t sock, SSL *ssl, | ||
7057 | + U ssl_connect_or_accept, | ||
7058 | + time_t timeout_sec, | ||
7059 | + time_t timeout_usec) { | ||
7060 | + int res = 0; | ||
7061 | + while ((res = ssl_connect_or_accept(ssl)) != 1) { | ||
7062 | + auto err = SSL_get_error(ssl, res); | ||
7063 | + switch (err) { | ||
7064 | + case SSL_ERROR_WANT_READ: | ||
7065 | + if (select_read(sock, timeout_sec, timeout_usec) > 0) { continue; } | ||
7066 | + break; | ||
7067 | + case SSL_ERROR_WANT_WRITE: | ||
7068 | + if (select_write(sock, timeout_sec, timeout_usec) > 0) { continue; } | ||
7069 | + break; | ||
7070 | + default: break; | ||
7071 | + } | ||
7072 | + return false; | ||
7073 | + } | ||
7074 | + return true; | ||
7075 | +} | ||
7076 | + | ||
7077 | +template <typename T> | ||
7078 | +inline bool process_server_socket_ssl( | ||
7079 | + const std::atomic<socket_t> &svr_sock, SSL *ssl, socket_t sock, | ||
7080 | + size_t keep_alive_max_count, time_t keep_alive_timeout_sec, | ||
7081 | + time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, | ||
7082 | + time_t write_timeout_usec, T callback) { | ||
7083 | + return process_server_socket_core( | ||
7084 | + svr_sock, sock, keep_alive_max_count, keep_alive_timeout_sec, | ||
7085 | + [&](bool close_connection, bool &connection_closed) { | ||
7086 | + SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, | ||
7087 | + write_timeout_sec, write_timeout_usec); | ||
7088 | + return callback(strm, close_connection, connection_closed); | ||
7089 | + }); | ||
7090 | +} | ||
7091 | + | ||
7092 | +template <typename T> | ||
7093 | +inline bool | ||
7094 | +process_client_socket_ssl(SSL *ssl, socket_t sock, time_t read_timeout_sec, | ||
7095 | + time_t read_timeout_usec, time_t write_timeout_sec, | ||
7096 | + time_t write_timeout_usec, T callback) { | ||
7097 | + SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, | ||
7098 | + write_timeout_sec, write_timeout_usec); | ||
7099 | + return callback(strm); | ||
7100 | +} | ||
7101 | + | ||
7102 | +#if OPENSSL_VERSION_NUMBER < 0x10100000L | ||
7103 | +static std::shared_ptr<std::vector<std::mutex>> openSSL_locks_; | ||
7104 | + | ||
7105 | +class SSLThreadLocks { | ||
7106 | +public: | ||
7107 | + SSLThreadLocks() { | ||
7108 | + openSSL_locks_ = | ||
7109 | + std::make_shared<std::vector<std::mutex>>(CRYPTO_num_locks()); | ||
7110 | + CRYPTO_set_locking_callback(locking_callback); | ||
7111 | + } | ||
7112 | + | ||
7113 | + ~SSLThreadLocks() { CRYPTO_set_locking_callback(nullptr); } | ||
7114 | + | ||
7115 | +private: | ||
7116 | + static void locking_callback(int mode, int type, const char * /*file*/, | ||
7117 | + int /*line*/) { | ||
7118 | + auto &lk = (*openSSL_locks_)[static_cast<size_t>(type)]; | ||
7119 | + if (mode & CRYPTO_LOCK) { | ||
7120 | + lk.lock(); | ||
7121 | + } else { | ||
7122 | + lk.unlock(); | ||
7123 | + } | ||
7124 | + } | ||
7125 | +}; | ||
7126 | + | ||
7127 | +#endif | ||
7128 | + | ||
7129 | +class SSLInit { | ||
7130 | +public: | ||
7131 | + SSLInit() { | ||
7132 | +#if OPENSSL_VERSION_NUMBER < 0x1010001fL | ||
7133 | + SSL_load_error_strings(); | ||
7134 | + SSL_library_init(); | ||
7135 | +#else | ||
7136 | + OPENSSL_init_ssl( | ||
7137 | + OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); | ||
7138 | +#endif | ||
7139 | + } | ||
7140 | + | ||
7141 | + ~SSLInit() { | ||
7142 | +#if OPENSSL_VERSION_NUMBER < 0x1010001fL | ||
7143 | + ERR_free_strings(); | ||
7144 | +#endif | ||
7145 | + } | ||
7146 | + | ||
7147 | +private: | ||
7148 | +#if OPENSSL_VERSION_NUMBER < 0x10100000L | ||
7149 | + SSLThreadLocks thread_init_; | ||
7150 | +#endif | ||
7151 | +}; | ||
7152 | + | ||
7153 | +// SSL socket stream implementation | ||
7154 | +inline SSLSocketStream::SSLSocketStream(socket_t sock, SSL *ssl, | ||
7155 | + time_t read_timeout_sec, | ||
7156 | + time_t read_timeout_usec, | ||
7157 | + time_t write_timeout_sec, | ||
7158 | + time_t write_timeout_usec) | ||
7159 | + : sock_(sock), ssl_(ssl), read_timeout_sec_(read_timeout_sec), | ||
7160 | + read_timeout_usec_(read_timeout_usec), | ||
7161 | + write_timeout_sec_(write_timeout_sec), | ||
7162 | + write_timeout_usec_(write_timeout_usec) { | ||
7163 | + SSL_clear_mode(ssl, SSL_MODE_AUTO_RETRY); | ||
7164 | +} | ||
7165 | + | ||
7166 | +inline SSLSocketStream::~SSLSocketStream() {} | ||
7167 | + | ||
7168 | +inline bool SSLSocketStream::is_readable() const { | ||
7169 | + return detail::select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; | ||
7170 | +} | ||
7171 | + | ||
7172 | +inline bool SSLSocketStream::is_writable() const { | ||
7173 | + return detail::select_write(sock_, write_timeout_sec_, write_timeout_usec_) > | ||
7174 | + 0; | ||
7175 | +} | ||
7176 | + | ||
7177 | +inline ssize_t SSLSocketStream::read(char *ptr, size_t size) { | ||
7178 | + if (SSL_pending(ssl_) > 0) { | ||
7179 | + return SSL_read(ssl_, ptr, static_cast<int>(size)); | ||
7180 | + } else if (is_readable()) { | ||
7181 | + auto ret = SSL_read(ssl_, ptr, static_cast<int>(size)); | ||
7182 | + if (ret < 0) { | ||
7183 | + auto err = SSL_get_error(ssl_, ret); | ||
7184 | + int n = 1000; | ||
7185 | +#ifdef _WIN32 | ||
7186 | + while (--n >= 0 && (err == SSL_ERROR_WANT_READ || | ||
7187 | + (err == SSL_ERROR_SYSCALL && | ||
7188 | + WSAGetLastError() == WSAETIMEDOUT))) { | ||
7189 | +#else | ||
7190 | + while (--n >= 0 && err == SSL_ERROR_WANT_READ) { | ||
7191 | +#endif | ||
7192 | + if (SSL_pending(ssl_) > 0) { | ||
7193 | + return SSL_read(ssl_, ptr, static_cast<int>(size)); | ||
7194 | + } else if (is_readable()) { | ||
7195 | + std::this_thread::sleep_for(std::chrono::milliseconds(1)); | ||
7196 | + ret = SSL_read(ssl_, ptr, static_cast<int>(size)); | ||
7197 | + if (ret >= 0) { return ret; } | ||
7198 | + err = SSL_get_error(ssl_, ret); | ||
7199 | + } else { | ||
7200 | + return -1; | ||
7201 | + } | ||
7202 | + } | ||
7203 | + } | ||
7204 | + return ret; | ||
7205 | + } | ||
7206 | + return -1; | ||
7207 | +} | ||
7208 | + | ||
7209 | +inline ssize_t SSLSocketStream::write(const char *ptr, size_t size) { | ||
7210 | + if (is_writable()) { | ||
7211 | + auto ret = SSL_write(ssl_, ptr, static_cast<int>(size)); | ||
7212 | + if (ret < 0) { | ||
7213 | + auto err = SSL_get_error(ssl_, ret); | ||
7214 | + int n = 1000; | ||
7215 | +#ifdef _WIN32 | ||
7216 | + while (--n >= 0 && (err == SSL_ERROR_WANT_WRITE || | ||
7217 | + (err == SSL_ERROR_SYSCALL && | ||
7218 | + WSAGetLastError() == WSAETIMEDOUT))) { | ||
7219 | +#else | ||
7220 | + while (--n >= 0 && err == SSL_ERROR_WANT_WRITE) { | ||
7221 | +#endif | ||
7222 | + if (is_writable()) { | ||
7223 | + std::this_thread::sleep_for(std::chrono::milliseconds(1)); | ||
7224 | + ret = SSL_write(ssl_, ptr, static_cast<int>(size)); | ||
7225 | + if (ret >= 0) { return ret; } | ||
7226 | + err = SSL_get_error(ssl_, ret); | ||
7227 | + } else { | ||
7228 | + return -1; | ||
7229 | + } | ||
7230 | + } | ||
7231 | + } | ||
7232 | + return ret; | ||
7233 | + } | ||
7234 | + return -1; | ||
7235 | +} | ||
7236 | + | ||
7237 | +inline void SSLSocketStream::get_remote_ip_and_port(std::string &ip, | ||
7238 | + int &port) const { | ||
7239 | + detail::get_remote_ip_and_port(sock_, ip, port); | ||
7240 | +} | ||
7241 | + | ||
7242 | +inline socket_t SSLSocketStream::socket() const { return sock_; } | ||
7243 | + | ||
7244 | +static SSLInit sslinit_; | ||
7245 | + | ||
7246 | +} // namespace detail | ||
7247 | + | ||
7248 | +// SSL HTTP server implementation | ||
7249 | +inline SSLServer::SSLServer(const char *cert_path, const char *private_key_path, | ||
7250 | + const char *client_ca_cert_file_path, | ||
7251 | + const char *client_ca_cert_dir_path) { | ||
7252 | + ctx_ = SSL_CTX_new(TLS_server_method()); | ||
7253 | + | ||
7254 | + if (ctx_) { | ||
7255 | + SSL_CTX_set_options(ctx_, | ||
7256 | + SSL_OP_NO_COMPRESSION | | ||
7257 | + SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); | ||
7258 | + | ||
7259 | + SSL_CTX_set_min_proto_version(ctx_, TLS1_1_VERSION); | ||
7260 | + | ||
7261 | + if (SSL_CTX_use_certificate_chain_file(ctx_, cert_path) != 1 || | ||
7262 | + SSL_CTX_use_PrivateKey_file(ctx_, private_key_path, SSL_FILETYPE_PEM) != | ||
7263 | + 1) { | ||
7264 | + SSL_CTX_free(ctx_); | ||
7265 | + ctx_ = nullptr; | ||
7266 | + } else if (client_ca_cert_file_path || client_ca_cert_dir_path) { | ||
7267 | + SSL_CTX_load_verify_locations(ctx_, client_ca_cert_file_path, | ||
7268 | + client_ca_cert_dir_path); | ||
7269 | + | ||
7270 | + SSL_CTX_set_verify( | ||
7271 | + ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); | ||
7272 | + } | ||
7273 | + } | ||
7274 | +} | ||
7275 | + | ||
7276 | +inline SSLServer::SSLServer(X509 *cert, EVP_PKEY *private_key, | ||
7277 | + X509_STORE *client_ca_cert_store) { | ||
7278 | + ctx_ = SSL_CTX_new(TLS_server_method()); | ||
7279 | + | ||
7280 | + if (ctx_) { | ||
7281 | + SSL_CTX_set_options(ctx_, | ||
7282 | + SSL_OP_NO_COMPRESSION | | ||
7283 | + SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); | ||
7284 | + | ||
7285 | + SSL_CTX_set_min_proto_version(ctx_, TLS1_1_VERSION); | ||
7286 | + | ||
7287 | + if (SSL_CTX_use_certificate(ctx_, cert) != 1 || | ||
7288 | + SSL_CTX_use_PrivateKey(ctx_, private_key) != 1) { | ||
7289 | + SSL_CTX_free(ctx_); | ||
7290 | + ctx_ = nullptr; | ||
7291 | + } else if (client_ca_cert_store) { | ||
7292 | + SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); | ||
7293 | + | ||
7294 | + SSL_CTX_set_verify( | ||
7295 | + ctx_, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, nullptr); | ||
7296 | + } | ||
7297 | + } | ||
7298 | +} | ||
7299 | + | ||
7300 | +inline SSLServer::SSLServer( | ||
7301 | + const std::function<bool(SSL_CTX &ssl_ctx)> &setup_ssl_ctx_callback) { | ||
7302 | + ctx_ = SSL_CTX_new(TLS_method()); | ||
7303 | + if (ctx_) { | ||
7304 | + if (!setup_ssl_ctx_callback(*ctx_)) { | ||
7305 | + SSL_CTX_free(ctx_); | ||
7306 | + ctx_ = nullptr; | ||
7307 | + } | ||
7308 | + } | ||
7309 | +} | ||
7310 | + | ||
7311 | +inline SSLServer::~SSLServer() { | ||
7312 | + if (ctx_) { SSL_CTX_free(ctx_); } | ||
7313 | +} | ||
7314 | + | ||
7315 | +inline bool SSLServer::is_valid() const { return ctx_; } | ||
7316 | + | ||
7317 | +inline SSL_CTX *SSLServer::ssl_context() const { return ctx_; } | ||
7318 | + | ||
7319 | +inline bool SSLServer::process_and_close_socket(socket_t sock) { | ||
7320 | + auto ssl = detail::ssl_new( | ||
7321 | + sock, ctx_, ctx_mutex_, | ||
7322 | + [&](SSL *ssl) { | ||
7323 | + return detail::ssl_connect_or_accept_nonblocking( | ||
7324 | + sock, ssl, SSL_accept, read_timeout_sec_, read_timeout_usec_); | ||
7325 | + }, | ||
7326 | + [](SSL * /*ssl*/) { return true; }); | ||
7327 | + | ||
7328 | + bool ret = false; | ||
7329 | + if (ssl) { | ||
7330 | + ret = detail::process_server_socket_ssl( | ||
7331 | + svr_sock_, ssl, sock, keep_alive_max_count_, keep_alive_timeout_sec_, | ||
7332 | + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, | ||
7333 | + write_timeout_usec_, | ||
7334 | + [this, ssl](Stream &strm, bool close_connection, | ||
7335 | + bool &connection_closed) { | ||
7336 | + return process_request(strm, close_connection, connection_closed, | ||
7337 | + [&](Request &req) { req.ssl = ssl; }); | ||
7338 | + }); | ||
7339 | + | ||
7340 | + // Shutdown gracefully if the result seemed successful, non-gracefully if | ||
7341 | + // the connection appeared to be closed. | ||
7342 | + const bool shutdown_gracefully = ret; | ||
7343 | + detail::ssl_delete(ctx_mutex_, ssl, shutdown_gracefully); | ||
7344 | + } | ||
7345 | + | ||
7346 | + detail::shutdown_socket(sock); | ||
7347 | + detail::close_socket(sock); | ||
7348 | + return ret; | ||
7349 | +} | ||
7350 | + | ||
7351 | +// SSL HTTP client implementation | ||
7352 | +inline SSLClient::SSLClient(const std::string &host) | ||
7353 | + : SSLClient(host, 443, std::string(), std::string()) {} | ||
7354 | + | ||
7355 | +inline SSLClient::SSLClient(const std::string &host, int port) | ||
7356 | + : SSLClient(host, port, std::string(), std::string()) {} | ||
7357 | + | ||
7358 | +inline SSLClient::SSLClient(const std::string &host, int port, | ||
7359 | + const std::string &client_cert_path, | ||
7360 | + const std::string &client_key_path) | ||
7361 | + : ClientImpl(host, port, client_cert_path, client_key_path) { | ||
7362 | + ctx_ = SSL_CTX_new(TLS_client_method()); | ||
7363 | + | ||
7364 | + detail::split(&host_[0], &host_[host_.size()], '.', | ||
7365 | + [&](const char *b, const char *e) { | ||
7366 | + host_components_.emplace_back(std::string(b, e)); | ||
7367 | + }); | ||
7368 | + | ||
7369 | + if (!client_cert_path.empty() && !client_key_path.empty()) { | ||
7370 | + if (SSL_CTX_use_certificate_file(ctx_, client_cert_path.c_str(), | ||
7371 | + SSL_FILETYPE_PEM) != 1 || | ||
7372 | + SSL_CTX_use_PrivateKey_file(ctx_, client_key_path.c_str(), | ||
7373 | + SSL_FILETYPE_PEM) != 1) { | ||
7374 | + SSL_CTX_free(ctx_); | ||
7375 | + ctx_ = nullptr; | ||
7376 | + } | ||
7377 | + } | ||
7378 | +} | ||
7379 | + | ||
7380 | +inline SSLClient::SSLClient(const std::string &host, int port, | ||
7381 | + X509 *client_cert, EVP_PKEY *client_key) | ||
7382 | + : ClientImpl(host, port) { | ||
7383 | + ctx_ = SSL_CTX_new(TLS_client_method()); | ||
7384 | + | ||
7385 | + detail::split(&host_[0], &host_[host_.size()], '.', | ||
7386 | + [&](const char *b, const char *e) { | ||
7387 | + host_components_.emplace_back(std::string(b, e)); | ||
7388 | + }); | ||
7389 | + | ||
7390 | + if (client_cert != nullptr && client_key != nullptr) { | ||
7391 | + if (SSL_CTX_use_certificate(ctx_, client_cert) != 1 || | ||
7392 | + SSL_CTX_use_PrivateKey(ctx_, client_key) != 1) { | ||
7393 | + SSL_CTX_free(ctx_); | ||
7394 | + ctx_ = nullptr; | ||
7395 | + } | ||
7396 | + } | ||
7397 | +} | ||
7398 | + | ||
7399 | +inline SSLClient::~SSLClient() { | ||
7400 | + if (ctx_) { SSL_CTX_free(ctx_); } | ||
7401 | + // Make sure to shut down SSL since shutdown_ssl will resolve to the | ||
7402 | + // base function rather than the derived function once we get to the | ||
7403 | + // base class destructor, and won't free the SSL (causing a leak). | ||
7404 | + shutdown_ssl_impl(socket_, true); | ||
7405 | +} | ||
7406 | + | ||
7407 | +inline bool SSLClient::is_valid() const { return ctx_; } | ||
7408 | + | ||
7409 | +inline void SSLClient::set_ca_cert_store(X509_STORE *ca_cert_store) { | ||
7410 | + if (ca_cert_store) { | ||
7411 | + if (ctx_) { | ||
7412 | + if (SSL_CTX_get_cert_store(ctx_) != ca_cert_store) { | ||
7413 | + // Free memory allocated for old cert and use new store `ca_cert_store` | ||
7414 | + SSL_CTX_set_cert_store(ctx_, ca_cert_store); | ||
7415 | + } | ||
7416 | + } else { | ||
7417 | + X509_STORE_free(ca_cert_store); | ||
7418 | + } | ||
7419 | + } | ||
7420 | +} | ||
7421 | + | ||
7422 | +inline long SSLClient::get_openssl_verify_result() const { | ||
7423 | + return verify_result_; | ||
7424 | +} | ||
7425 | + | ||
7426 | +inline SSL_CTX *SSLClient::ssl_context() const { return ctx_; } | ||
7427 | + | ||
7428 | +inline bool SSLClient::create_and_connect_socket(Socket &socket, Error &error) { | ||
7429 | + return is_valid() && ClientImpl::create_and_connect_socket(socket, error); | ||
7430 | +} | ||
7431 | + | ||
7432 | +// Assumes that socket_mutex_ is locked and that there are no requests in flight | ||
7433 | +inline bool SSLClient::connect_with_proxy(Socket &socket, Response &res, | ||
7434 | + bool &success, Error &error) { | ||
7435 | + success = true; | ||
7436 | + Response res2; | ||
7437 | + if (!detail::process_client_socket( | ||
7438 | + socket.sock, read_timeout_sec_, read_timeout_usec_, | ||
7439 | + write_timeout_sec_, write_timeout_usec_, [&](Stream &strm) { | ||
7440 | + Request req2; | ||
7441 | + req2.method = "CONNECT"; | ||
7442 | + req2.path = host_and_port_; | ||
7443 | + return process_request(strm, req2, res2, false, error); | ||
7444 | + })) { | ||
7445 | + // Thread-safe to close everything because we are assuming there are no | ||
7446 | + // requests in flight | ||
7447 | + shutdown_ssl(socket, true); | ||
7448 | + shutdown_socket(socket); | ||
7449 | + close_socket(socket); | ||
7450 | + success = false; | ||
7451 | + return false; | ||
7452 | + } | ||
7453 | + | ||
7454 | + if (res2.status == 407) { | ||
7455 | + if (!proxy_digest_auth_username_.empty() && | ||
7456 | + !proxy_digest_auth_password_.empty()) { | ||
7457 | + std::map<std::string, std::string> auth; | ||
7458 | + if (detail::parse_www_authenticate(res2, auth, true)) { | ||
7459 | + Response res3; | ||
7460 | + if (!detail::process_client_socket( | ||
7461 | + socket.sock, read_timeout_sec_, read_timeout_usec_, | ||
7462 | + write_timeout_sec_, write_timeout_usec_, [&](Stream &strm) { | ||
7463 | + Request req3; | ||
7464 | + req3.method = "CONNECT"; | ||
7465 | + req3.path = host_and_port_; | ||
7466 | + req3.headers.insert(detail::make_digest_authentication_header( | ||
7467 | + req3, auth, 1, detail::random_string(10), | ||
7468 | + proxy_digest_auth_username_, proxy_digest_auth_password_, | ||
7469 | + true)); | ||
7470 | + return process_request(strm, req3, res3, false, error); | ||
7471 | + })) { | ||
7472 | + // Thread-safe to close everything because we are assuming there are | ||
7473 | + // no requests in flight | ||
7474 | + shutdown_ssl(socket, true); | ||
7475 | + shutdown_socket(socket); | ||
7476 | + close_socket(socket); | ||
7477 | + success = false; | ||
7478 | + return false; | ||
7479 | + } | ||
7480 | + } | ||
7481 | + } else { | ||
7482 | + res = res2; | ||
7483 | + return false; | ||
7484 | + } | ||
7485 | + } | ||
7486 | + | ||
7487 | + return true; | ||
7488 | +} | ||
7489 | + | ||
7490 | +inline bool SSLClient::load_certs() { | ||
7491 | + bool ret = true; | ||
7492 | + | ||
7493 | + std::call_once(initialize_cert_, [&]() { | ||
7494 | + std::lock_guard<std::mutex> guard(ctx_mutex_); | ||
7495 | + if (!ca_cert_file_path_.empty()) { | ||
7496 | + if (!SSL_CTX_load_verify_locations(ctx_, ca_cert_file_path_.c_str(), | ||
7497 | + nullptr)) { | ||
7498 | + ret = false; | ||
7499 | + } | ||
7500 | + } else if (!ca_cert_dir_path_.empty()) { | ||
7501 | + if (!SSL_CTX_load_verify_locations(ctx_, nullptr, | ||
7502 | + ca_cert_dir_path_.c_str())) { | ||
7503 | + ret = false; | ||
7504 | + } | ||
7505 | + } else { | ||
7506 | +#ifdef _WIN32 | ||
7507 | + detail::load_system_certs_on_windows(SSL_CTX_get_cert_store(ctx_)); | ||
7508 | +#else | ||
7509 | + SSL_CTX_set_default_verify_paths(ctx_); | ||
7510 | +#endif | ||
7511 | + } | ||
7512 | + }); | ||
7513 | + | ||
7514 | + return ret; | ||
7515 | +} | ||
7516 | + | ||
7517 | +inline bool SSLClient::initialize_ssl(Socket &socket, Error &error) { | ||
7518 | + auto ssl = detail::ssl_new( | ||
7519 | + socket.sock, ctx_, ctx_mutex_, | ||
7520 | + [&](SSL *ssl) { | ||
7521 | + if (server_certificate_verification_) { | ||
7522 | + if (!load_certs()) { | ||
7523 | + error = Error::SSLLoadingCerts; | ||
7524 | + return false; | ||
7525 | + } | ||
7526 | + SSL_set_verify(ssl, SSL_VERIFY_NONE, nullptr); | ||
7527 | + } | ||
7528 | + | ||
7529 | + if (!detail::ssl_connect_or_accept_nonblocking( | ||
7530 | + socket.sock, ssl, SSL_connect, connection_timeout_sec_, | ||
7531 | + connection_timeout_usec_)) { | ||
7532 | + error = Error::SSLConnection; | ||
7533 | + return false; | ||
7534 | + } | ||
7535 | + | ||
7536 | + if (server_certificate_verification_) { | ||
7537 | + verify_result_ = SSL_get_verify_result(ssl); | ||
7538 | + | ||
7539 | + if (verify_result_ != X509_V_OK) { | ||
7540 | + error = Error::SSLServerVerification; | ||
7541 | + return false; | ||
7542 | + } | ||
7543 | + | ||
7544 | + auto server_cert = SSL_get_peer_certificate(ssl); | ||
7545 | + | ||
7546 | + if (server_cert == nullptr) { | ||
7547 | + error = Error::SSLServerVerification; | ||
7548 | + return false; | ||
7549 | + } | ||
7550 | + | ||
7551 | + if (!verify_host(server_cert)) { | ||
7552 | + X509_free(server_cert); | ||
7553 | + error = Error::SSLServerVerification; | ||
7554 | + return false; | ||
7555 | + } | ||
7556 | + X509_free(server_cert); | ||
7557 | + } | ||
7558 | + | ||
7559 | + return true; | ||
7560 | + }, | ||
7561 | + [&](SSL *ssl) { | ||
7562 | + SSL_set_tlsext_host_name(ssl, host_.c_str()); | ||
7563 | + return true; | ||
7564 | + }); | ||
7565 | + | ||
7566 | + if (ssl) { | ||
7567 | + socket.ssl = ssl; | ||
7568 | + return true; | ||
7569 | + } | ||
7570 | + | ||
7571 | + shutdown_socket(socket); | ||
7572 | + close_socket(socket); | ||
7573 | + return false; | ||
7574 | +} | ||
7575 | + | ||
7576 | +inline void SSLClient::shutdown_ssl(Socket &socket, bool shutdown_gracefully) { | ||
7577 | + shutdown_ssl_impl(socket, shutdown_gracefully); | ||
7578 | +} | ||
7579 | + | ||
7580 | +inline void SSLClient::shutdown_ssl_impl(Socket &socket, | ||
7581 | + bool shutdown_gracefully) { | ||
7582 | + if (socket.sock == INVALID_SOCKET) { | ||
7583 | + assert(socket.ssl == nullptr); | ||
7584 | + return; | ||
7585 | + } | ||
7586 | + if (socket.ssl) { | ||
7587 | + detail::ssl_delete(ctx_mutex_, socket.ssl, shutdown_gracefully); | ||
7588 | + socket.ssl = nullptr; | ||
7589 | + } | ||
7590 | + assert(socket.ssl == nullptr); | ||
7591 | +} | ||
7592 | + | ||
7593 | +inline bool | ||
7594 | +SSLClient::process_socket(const Socket &socket, | ||
7595 | + std::function<bool(Stream &strm)> callback) { | ||
7596 | + assert(socket.ssl); | ||
7597 | + return detail::process_client_socket_ssl( | ||
7598 | + socket.ssl, socket.sock, read_timeout_sec_, read_timeout_usec_, | ||
7599 | + write_timeout_sec_, write_timeout_usec_, std::move(callback)); | ||
7600 | +} | ||
7601 | + | ||
7602 | +inline bool SSLClient::is_ssl() const { return true; } | ||
7603 | + | ||
7604 | +inline bool SSLClient::verify_host(X509 *server_cert) const { | ||
7605 | + /* Quote from RFC2818 section 3.1 "Server Identity" | ||
7606 | + | ||
7607 | + If a subjectAltName extension of type dNSName is present, that MUST | ||
7608 | + be used as the identity. Otherwise, the (most specific) Common Name | ||
7609 | + field in the Subject field of the certificate MUST be used. Although | ||
7610 | + the use of the Common Name is existing practice, it is deprecated and | ||
7611 | + Certification Authorities are encouraged to use the dNSName instead. | ||
7612 | + | ||
7613 | + Matching is performed using the matching rules specified by | ||
7614 | + [RFC2459]. If more than one identity of a given type is present in | ||
7615 | + the certificate (e.g., more than one dNSName name, a match in any one | ||
7616 | + of the set is considered acceptable.) Names may contain the wildcard | ||
7617 | + character * which is considered to match any single domain name | ||
7618 | + component or component fragment. E.g., *.a.com matches foo.a.com but | ||
7619 | + not bar.foo.a.com. f*.com matches foo.com but not bar.com. | ||
7620 | + | ||
7621 | + In some cases, the URI is specified as an IP address rather than a | ||
7622 | + hostname. In this case, the iPAddress subjectAltName must be present | ||
7623 | + in the certificate and must exactly match the IP in the URI. | ||
7624 | + | ||
7625 | + */ | ||
7626 | + return verify_host_with_subject_alt_name(server_cert) || | ||
7627 | + verify_host_with_common_name(server_cert); | ||
7628 | +} | ||
7629 | + | ||
7630 | +inline bool | ||
7631 | +SSLClient::verify_host_with_subject_alt_name(X509 *server_cert) const { | ||
7632 | + auto ret = false; | ||
7633 | + | ||
7634 | + auto type = GEN_DNS; | ||
7635 | + | ||
7636 | + struct in6_addr addr6; | ||
7637 | + struct in_addr addr; | ||
7638 | + size_t addr_len = 0; | ||
7639 | + | ||
7640 | +#ifndef __MINGW32__ | ||
7641 | + if (inet_pton(AF_INET6, host_.c_str(), &addr6)) { | ||
7642 | + type = GEN_IPADD; | ||
7643 | + addr_len = sizeof(struct in6_addr); | ||
7644 | + } else if (inet_pton(AF_INET, host_.c_str(), &addr)) { | ||
7645 | + type = GEN_IPADD; | ||
7646 | + addr_len = sizeof(struct in_addr); | ||
7647 | + } | ||
7648 | +#endif | ||
7649 | + | ||
7650 | + auto alt_names = static_cast<const struct stack_st_GENERAL_NAME *>( | ||
7651 | + X509_get_ext_d2i(server_cert, NID_subject_alt_name, nullptr, nullptr)); | ||
7652 | + | ||
7653 | + if (alt_names) { | ||
7654 | + auto dsn_matched = false; | ||
7655 | + auto ip_mached = false; | ||
7656 | + | ||
7657 | + auto count = sk_GENERAL_NAME_num(alt_names); | ||
7658 | + | ||
7659 | + for (decltype(count) i = 0; i < count && !dsn_matched; i++) { | ||
7660 | + auto val = sk_GENERAL_NAME_value(alt_names, i); | ||
7661 | + if (val->type == type) { | ||
7662 | + auto name = (const char *)ASN1_STRING_get0_data(val->d.ia5); | ||
7663 | + auto name_len = (size_t)ASN1_STRING_length(val->d.ia5); | ||
7664 | + | ||
7665 | + switch (type) { | ||
7666 | + case GEN_DNS: dsn_matched = check_host_name(name, name_len); break; | ||
7667 | + | ||
7668 | + case GEN_IPADD: | ||
7669 | + if (!memcmp(&addr6, name, addr_len) || | ||
7670 | + !memcmp(&addr, name, addr_len)) { | ||
7671 | + ip_mached = true; | ||
7672 | + } | ||
7673 | + break; | ||
7674 | + } | ||
7675 | + } | ||
7676 | + } | ||
7677 | + | ||
7678 | + if (dsn_matched || ip_mached) { ret = true; } | ||
7679 | + } | ||
7680 | + | ||
7681 | + GENERAL_NAMES_free((STACK_OF(GENERAL_NAME) *)alt_names); | ||
7682 | + return ret; | ||
7683 | +} | ||
7684 | + | ||
7685 | +inline bool SSLClient::verify_host_with_common_name(X509 *server_cert) const { | ||
7686 | + const auto subject_name = X509_get_subject_name(server_cert); | ||
7687 | + | ||
7688 | + if (subject_name != nullptr) { | ||
7689 | + char name[BUFSIZ]; | ||
7690 | + auto name_len = X509_NAME_get_text_by_NID(subject_name, NID_commonName, | ||
7691 | + name, sizeof(name)); | ||
7692 | + | ||
7693 | + if (name_len != -1) { | ||
7694 | + return check_host_name(name, static_cast<size_t>(name_len)); | ||
7695 | + } | ||
7696 | + } | ||
7697 | + | ||
7698 | + return false; | ||
7699 | +} | ||
7700 | + | ||
7701 | +inline bool SSLClient::check_host_name(const char *pattern, | ||
7702 | + size_t pattern_len) const { | ||
7703 | + if (host_.size() == pattern_len && host_ == pattern) { return true; } | ||
7704 | + | ||
7705 | + // Wildcard match | ||
7706 | + // https://bugs.launchpad.net/ubuntu/+source/firefox-3.0/+bug/376484 | ||
7707 | + std::vector<std::string> pattern_components; | ||
7708 | + detail::split(&pattern[0], &pattern[pattern_len], '.', | ||
7709 | + [&](const char *b, const char *e) { | ||
7710 | + pattern_components.emplace_back(std::string(b, e)); | ||
7711 | + }); | ||
7712 | + | ||
7713 | + if (host_components_.size() != pattern_components.size()) { return false; } | ||
7714 | + | ||
7715 | + auto itr = pattern_components.begin(); | ||
7716 | + for (const auto &h : host_components_) { | ||
7717 | + auto &p = *itr; | ||
7718 | + if (p != h && p != "*") { | ||
7719 | + auto partial_match = (p.size() > 0 && p[p.size() - 1] == '*' && | ||
7720 | + !p.compare(0, p.size() - 1, h)); | ||
7721 | + if (!partial_match) { return false; } | ||
7722 | + } | ||
7723 | + ++itr; | ||
7724 | + } | ||
7725 | + | ||
7726 | + return true; | ||
7727 | +} | ||
7728 | +#endif | ||
7729 | + | ||
7730 | +// Universal client implementation | ||
7731 | +inline Client::Client(const std::string &scheme_host_port) | ||
7732 | + : Client(scheme_host_port, std::string(), std::string()) {} | ||
7733 | + | ||
7734 | +inline Client::Client(const std::string &scheme_host_port, | ||
7735 | + const std::string &client_cert_path, | ||
7736 | + const std::string &client_key_path) { | ||
7737 | + const static std::regex re( | ||
7738 | + R"((?:([a-z]+):\/\/)?(?:\[([\d:]+)\]|([^:/?#]+))(?::(\d+))?)"); | ||
7739 | + | ||
7740 | + std::smatch m; | ||
7741 | + if (std::regex_match(scheme_host_port, m, re)) { | ||
7742 | + auto scheme = m[1].str(); | ||
7743 | + | ||
7744 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
7745 | + if (!scheme.empty() && (scheme != "http" && scheme != "https")) { | ||
7746 | +#else | ||
7747 | + if (!scheme.empty() && scheme != "http") { | ||
7748 | +#endif | ||
7749 | +#ifndef CPPHTTPLIB_NO_EXCEPTIONS | ||
7750 | + std::string msg = "'" + scheme + "' scheme is not supported."; | ||
7751 | + throw std::invalid_argument(msg); | ||
7752 | +#endif | ||
7753 | + return; | ||
7754 | + } | ||
7755 | + | ||
7756 | + auto is_ssl = scheme == "https"; | ||
7757 | + | ||
7758 | + auto host = m[2].str(); | ||
7759 | + if (host.empty()) { host = m[3].str(); } | ||
7760 | + | ||
7761 | + auto port_str = m[4].str(); | ||
7762 | + auto port = !port_str.empty() ? std::stoi(port_str) : (is_ssl ? 443 : 80); | ||
7763 | + | ||
7764 | + if (is_ssl) { | ||
7765 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
7766 | + cli_ = detail::make_unique<SSLClient>(host.c_str(), port, | ||
7767 | + client_cert_path, client_key_path); | ||
7768 | + is_ssl_ = is_ssl; | ||
7769 | +#endif | ||
7770 | + } else { | ||
7771 | + cli_ = detail::make_unique<ClientImpl>(host.c_str(), port, | ||
7772 | + client_cert_path, client_key_path); | ||
7773 | + } | ||
7774 | + } else { | ||
7775 | + cli_ = detail::make_unique<ClientImpl>(scheme_host_port, 80, | ||
7776 | + client_cert_path, client_key_path); | ||
7777 | + } | ||
7778 | +} | ||
7779 | + | ||
7780 | +inline Client::Client(const std::string &host, int port) | ||
7781 | + : cli_(detail::make_unique<ClientImpl>(host, port)) {} | ||
7782 | + | ||
7783 | +inline Client::Client(const std::string &host, int port, | ||
7784 | + const std::string &client_cert_path, | ||
7785 | + const std::string &client_key_path) | ||
7786 | + : cli_(detail::make_unique<ClientImpl>(host, port, client_cert_path, | ||
7787 | + client_key_path)) {} | ||
7788 | + | ||
7789 | +inline Client::~Client() {} | ||
7790 | + | ||
7791 | +inline bool Client::is_valid() const { | ||
7792 | + return cli_ != nullptr && cli_->is_valid(); | ||
7793 | +} | ||
7794 | + | ||
7795 | +inline Result Client::Get(const char *path) { return cli_->Get(path); } | ||
7796 | +inline Result Client::Get(const char *path, const Headers &headers) { | ||
7797 | + return cli_->Get(path, headers); | ||
7798 | +} | ||
7799 | +inline Result Client::Get(const char *path, Progress progress) { | ||
7800 | + return cli_->Get(path, std::move(progress)); | ||
7801 | +} | ||
7802 | +inline Result Client::Get(const char *path, const Headers &headers, | ||
7803 | + Progress progress) { | ||
7804 | + return cli_->Get(path, headers, std::move(progress)); | ||
7805 | +} | ||
7806 | +inline Result Client::Get(const char *path, ContentReceiver content_receiver) { | ||
7807 | + return cli_->Get(path, std::move(content_receiver)); | ||
7808 | +} | ||
7809 | +inline Result Client::Get(const char *path, const Headers &headers, | ||
7810 | + ContentReceiver content_receiver) { | ||
7811 | + return cli_->Get(path, headers, std::move(content_receiver)); | ||
7812 | +} | ||
7813 | +inline Result Client::Get(const char *path, ContentReceiver content_receiver, | ||
7814 | + Progress progress) { | ||
7815 | + return cli_->Get(path, std::move(content_receiver), std::move(progress)); | ||
7816 | +} | ||
7817 | +inline Result Client::Get(const char *path, const Headers &headers, | ||
7818 | + ContentReceiver content_receiver, Progress progress) { | ||
7819 | + return cli_->Get(path, headers, std::move(content_receiver), | ||
7820 | + std::move(progress)); | ||
7821 | +} | ||
7822 | +inline Result Client::Get(const char *path, ResponseHandler response_handler, | ||
7823 | + ContentReceiver content_receiver) { | ||
7824 | + return cli_->Get(path, std::move(response_handler), | ||
7825 | + std::move(content_receiver)); | ||
7826 | +} | ||
7827 | +inline Result Client::Get(const char *path, const Headers &headers, | ||
7828 | + ResponseHandler response_handler, | ||
7829 | + ContentReceiver content_receiver) { | ||
7830 | + return cli_->Get(path, headers, std::move(response_handler), | ||
7831 | + std::move(content_receiver)); | ||
7832 | +} | ||
7833 | +inline Result Client::Get(const char *path, ResponseHandler response_handler, | ||
7834 | + ContentReceiver content_receiver, Progress progress) { | ||
7835 | + return cli_->Get(path, std::move(response_handler), | ||
7836 | + std::move(content_receiver), std::move(progress)); | ||
7837 | +} | ||
7838 | +inline Result Client::Get(const char *path, const Headers &headers, | ||
7839 | + ResponseHandler response_handler, | ||
7840 | + ContentReceiver content_receiver, Progress progress) { | ||
7841 | + return cli_->Get(path, headers, std::move(response_handler), | ||
7842 | + std::move(content_receiver), std::move(progress)); | ||
7843 | +} | ||
7844 | +inline Result Client::Get(const char *path, const Params ¶ms, | ||
7845 | + const Headers &headers, Progress progress) { | ||
7846 | + return cli_->Get(path, params, headers, progress); | ||
7847 | +} | ||
7848 | +inline Result Client::Get(const char *path, const Params ¶ms, | ||
7849 | + const Headers &headers, | ||
7850 | + ContentReceiver content_receiver, Progress progress) { | ||
7851 | + return cli_->Get(path, params, headers, content_receiver, progress); | ||
7852 | +} | ||
7853 | +inline Result Client::Get(const char *path, const Params ¶ms, | ||
7854 | + const Headers &headers, | ||
7855 | + ResponseHandler response_handler, | ||
7856 | + ContentReceiver content_receiver, Progress progress) { | ||
7857 | + return cli_->Get(path, params, headers, response_handler, content_receiver, | ||
7858 | + progress); | ||
7859 | +} | ||
7860 | + | ||
7861 | +inline Result Client::Head(const char *path) { return cli_->Head(path); } | ||
7862 | +inline Result Client::Head(const char *path, const Headers &headers) { | ||
7863 | + return cli_->Head(path, headers); | ||
7864 | +} | ||
7865 | + | ||
7866 | +inline Result Client::Post(const char *path) { return cli_->Post(path); } | ||
7867 | +inline Result Client::Post(const char *path, const char *body, | ||
7868 | + size_t content_length, const char *content_type) { | ||
7869 | + return cli_->Post(path, body, content_length, content_type); | ||
7870 | +} | ||
7871 | +inline Result Client::Post(const char *path, const Headers &headers, | ||
7872 | + const char *body, size_t content_length, | ||
7873 | + const char *content_type) { | ||
7874 | + return cli_->Post(path, headers, body, content_length, content_type); | ||
7875 | +} | ||
7876 | +inline Result Client::Post(const char *path, const std::string &body, | ||
7877 | + const char *content_type) { | ||
7878 | + return cli_->Post(path, body, content_type); | ||
7879 | +} | ||
7880 | +inline Result Client::Post(const char *path, const Headers &headers, | ||
7881 | + const std::string &body, const char *content_type) { | ||
7882 | + return cli_->Post(path, headers, body, content_type); | ||
7883 | +} | ||
7884 | +inline Result Client::Post(const char *path, size_t content_length, | ||
7885 | + ContentProvider content_provider, | ||
7886 | + const char *content_type) { | ||
7887 | + return cli_->Post(path, content_length, std::move(content_provider), | ||
7888 | + content_type); | ||
7889 | +} | ||
7890 | +inline Result Client::Post(const char *path, | ||
7891 | + ContentProviderWithoutLength content_provider, | ||
7892 | + const char *content_type) { | ||
7893 | + return cli_->Post(path, std::move(content_provider), content_type); | ||
7894 | +} | ||
7895 | +inline Result Client::Post(const char *path, const Headers &headers, | ||
7896 | + size_t content_length, | ||
7897 | + ContentProvider content_provider, | ||
7898 | + const char *content_type) { | ||
7899 | + return cli_->Post(path, headers, content_length, std::move(content_provider), | ||
7900 | + content_type); | ||
7901 | +} | ||
7902 | +inline Result Client::Post(const char *path, const Headers &headers, | ||
7903 | + ContentProviderWithoutLength content_provider, | ||
7904 | + const char *content_type) { | ||
7905 | + return cli_->Post(path, headers, std::move(content_provider), content_type); | ||
7906 | +} | ||
7907 | +inline Result Client::Post(const char *path, const Params ¶ms) { | ||
7908 | + return cli_->Post(path, params); | ||
7909 | +} | ||
7910 | +inline Result Client::Post(const char *path, const Headers &headers, | ||
7911 | + const Params ¶ms) { | ||
7912 | + return cli_->Post(path, headers, params); | ||
7913 | +} | ||
7914 | +inline Result Client::Post(const char *path, | ||
7915 | + const MultipartFormDataItems &items) { | ||
7916 | + return cli_->Post(path, items); | ||
7917 | +} | ||
7918 | +inline Result Client::Post(const char *path, const Headers &headers, | ||
7919 | + const MultipartFormDataItems &items) { | ||
7920 | + return cli_->Post(path, headers, items); | ||
7921 | +} | ||
7922 | +inline Result Client::Post(const char *path, const Headers &headers, | ||
7923 | + const MultipartFormDataItems &items, | ||
7924 | + const std::string &boundary) { | ||
7925 | + return cli_->Post(path, headers, items, boundary); | ||
7926 | +} | ||
7927 | +inline Result Client::Put(const char *path) { return cli_->Put(path); } | ||
7928 | +inline Result Client::Put(const char *path, const char *body, | ||
7929 | + size_t content_length, const char *content_type) { | ||
7930 | + return cli_->Put(path, body, content_length, content_type); | ||
7931 | +} | ||
7932 | +inline Result Client::Put(const char *path, const Headers &headers, | ||
7933 | + const char *body, size_t content_length, | ||
7934 | + const char *content_type) { | ||
7935 | + return cli_->Put(path, headers, body, content_length, content_type); | ||
7936 | +} | ||
7937 | +inline Result Client::Put(const char *path, const std::string &body, | ||
7938 | + const char *content_type) { | ||
7939 | + return cli_->Put(path, body, content_type); | ||
7940 | +} | ||
7941 | +inline Result Client::Put(const char *path, const Headers &headers, | ||
7942 | + const std::string &body, const char *content_type) { | ||
7943 | + return cli_->Put(path, headers, body, content_type); | ||
7944 | +} | ||
7945 | +inline Result Client::Put(const char *path, size_t content_length, | ||
7946 | + ContentProvider content_provider, | ||
7947 | + const char *content_type) { | ||
7948 | + return cli_->Put(path, content_length, std::move(content_provider), | ||
7949 | + content_type); | ||
7950 | +} | ||
7951 | +inline Result Client::Put(const char *path, | ||
7952 | + ContentProviderWithoutLength content_provider, | ||
7953 | + const char *content_type) { | ||
7954 | + return cli_->Put(path, std::move(content_provider), content_type); | ||
7955 | +} | ||
7956 | +inline Result Client::Put(const char *path, const Headers &headers, | ||
7957 | + size_t content_length, | ||
7958 | + ContentProvider content_provider, | ||
7959 | + const char *content_type) { | ||
7960 | + return cli_->Put(path, headers, content_length, std::move(content_provider), | ||
7961 | + content_type); | ||
7962 | +} | ||
7963 | +inline Result Client::Put(const char *path, const Headers &headers, | ||
7964 | + ContentProviderWithoutLength content_provider, | ||
7965 | + const char *content_type) { | ||
7966 | + return cli_->Put(path, headers, std::move(content_provider), content_type); | ||
7967 | +} | ||
7968 | +inline Result Client::Put(const char *path, const Params ¶ms) { | ||
7969 | + return cli_->Put(path, params); | ||
7970 | +} | ||
7971 | +inline Result Client::Put(const char *path, const Headers &headers, | ||
7972 | + const Params ¶ms) { | ||
7973 | + return cli_->Put(path, headers, params); | ||
7974 | +} | ||
7975 | +inline Result Client::Patch(const char *path) { return cli_->Patch(path); } | ||
7976 | +inline Result Client::Patch(const char *path, const char *body, | ||
7977 | + size_t content_length, const char *content_type) { | ||
7978 | + return cli_->Patch(path, body, content_length, content_type); | ||
7979 | +} | ||
7980 | +inline Result Client::Patch(const char *path, const Headers &headers, | ||
7981 | + const char *body, size_t content_length, | ||
7982 | + const char *content_type) { | ||
7983 | + return cli_->Patch(path, headers, body, content_length, content_type); | ||
7984 | +} | ||
7985 | +inline Result Client::Patch(const char *path, const std::string &body, | ||
7986 | + const char *content_type) { | ||
7987 | + return cli_->Patch(path, body, content_type); | ||
7988 | +} | ||
7989 | +inline Result Client::Patch(const char *path, const Headers &headers, | ||
7990 | + const std::string &body, const char *content_type) { | ||
7991 | + return cli_->Patch(path, headers, body, content_type); | ||
7992 | +} | ||
7993 | +inline Result Client::Patch(const char *path, size_t content_length, | ||
7994 | + ContentProvider content_provider, | ||
7995 | + const char *content_type) { | ||
7996 | + return cli_->Patch(path, content_length, std::move(content_provider), | ||
7997 | + content_type); | ||
7998 | +} | ||
7999 | +inline Result Client::Patch(const char *path, | ||
8000 | + ContentProviderWithoutLength content_provider, | ||
8001 | + const char *content_type) { | ||
8002 | + return cli_->Patch(path, std::move(content_provider), content_type); | ||
8003 | +} | ||
8004 | +inline Result Client::Patch(const char *path, const Headers &headers, | ||
8005 | + size_t content_length, | ||
8006 | + ContentProvider content_provider, | ||
8007 | + const char *content_type) { | ||
8008 | + return cli_->Patch(path, headers, content_length, std::move(content_provider), | ||
8009 | + content_type); | ||
8010 | +} | ||
8011 | +inline Result Client::Patch(const char *path, const Headers &headers, | ||
8012 | + ContentProviderWithoutLength content_provider, | ||
8013 | + const char *content_type) { | ||
8014 | + return cli_->Patch(path, headers, std::move(content_provider), content_type); | ||
8015 | +} | ||
8016 | +inline Result Client::Delete(const char *path) { return cli_->Delete(path); } | ||
8017 | +inline Result Client::Delete(const char *path, const Headers &headers) { | ||
8018 | + return cli_->Delete(path, headers); | ||
8019 | +} | ||
8020 | +inline Result Client::Delete(const char *path, const char *body, | ||
8021 | + size_t content_length, const char *content_type) { | ||
8022 | + return cli_->Delete(path, body, content_length, content_type); | ||
8023 | +} | ||
8024 | +inline Result Client::Delete(const char *path, const Headers &headers, | ||
8025 | + const char *body, size_t content_length, | ||
8026 | + const char *content_type) { | ||
8027 | + return cli_->Delete(path, headers, body, content_length, content_type); | ||
8028 | +} | ||
8029 | +inline Result Client::Delete(const char *path, const std::string &body, | ||
8030 | + const char *content_type) { | ||
8031 | + return cli_->Delete(path, body, content_type); | ||
8032 | +} | ||
8033 | +inline Result Client::Delete(const char *path, const Headers &headers, | ||
8034 | + const std::string &body, | ||
8035 | + const char *content_type) { | ||
8036 | + return cli_->Delete(path, headers, body, content_type); | ||
8037 | +} | ||
8038 | +inline Result Client::Options(const char *path) { return cli_->Options(path); } | ||
8039 | +inline Result Client::Options(const char *path, const Headers &headers) { | ||
8040 | + return cli_->Options(path, headers); | ||
8041 | +} | ||
8042 | + | ||
8043 | +inline bool Client::send(Request &req, Response &res, Error &error) { | ||
8044 | + return cli_->send(req, res, error); | ||
8045 | +} | ||
8046 | + | ||
8047 | +inline Result Client::send(const Request &req) { return cli_->send(req); } | ||
8048 | + | ||
8049 | +inline size_t Client::is_socket_open() const { return cli_->is_socket_open(); } | ||
8050 | + | ||
8051 | +inline void Client::stop() { cli_->stop(); } | ||
8052 | + | ||
8053 | +inline void Client::set_hostname_addr_map( | ||
8054 | + const std::map<std::string, std::string> addr_map) { | ||
8055 | + cli_->set_hostname_addr_map(std::move(addr_map)); | ||
8056 | +} | ||
8057 | + | ||
8058 | +inline void Client::set_default_headers(Headers headers) { | ||
8059 | + cli_->set_default_headers(std::move(headers)); | ||
8060 | +} | ||
8061 | + | ||
8062 | +inline void Client::set_address_family(int family) { | ||
8063 | + cli_->set_address_family(family); | ||
8064 | +} | ||
8065 | + | ||
8066 | +inline void Client::set_tcp_nodelay(bool on) { cli_->set_tcp_nodelay(on); } | ||
8067 | + | ||
8068 | +inline void Client::set_socket_options(SocketOptions socket_options) { | ||
8069 | + cli_->set_socket_options(std::move(socket_options)); | ||
8070 | +} | ||
8071 | + | ||
8072 | +inline void Client::set_connection_timeout(time_t sec, time_t usec) { | ||
8073 | + cli_->set_connection_timeout(sec, usec); | ||
8074 | +} | ||
8075 | + | ||
8076 | +inline void Client::set_read_timeout(time_t sec, time_t usec) { | ||
8077 | + cli_->set_read_timeout(sec, usec); | ||
8078 | +} | ||
8079 | + | ||
8080 | +inline void Client::set_write_timeout(time_t sec, time_t usec) { | ||
8081 | + cli_->set_write_timeout(sec, usec); | ||
8082 | +} | ||
8083 | + | ||
8084 | +inline void Client::set_basic_auth(const char *username, const char *password) { | ||
8085 | + cli_->set_basic_auth(username, password); | ||
8086 | +} | ||
8087 | +inline void Client::set_bearer_token_auth(const char *token) { | ||
8088 | + cli_->set_bearer_token_auth(token); | ||
8089 | +} | ||
8090 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
8091 | +inline void Client::set_digest_auth(const char *username, | ||
8092 | + const char *password) { | ||
8093 | + cli_->set_digest_auth(username, password); | ||
8094 | +} | ||
8095 | +#endif | ||
8096 | + | ||
8097 | +inline void Client::set_keep_alive(bool on) { cli_->set_keep_alive(on); } | ||
8098 | +inline void Client::set_follow_location(bool on) { | ||
8099 | + cli_->set_follow_location(on); | ||
8100 | +} | ||
8101 | + | ||
8102 | +inline void Client::set_url_encode(bool on) { cli_->set_url_encode(on); } | ||
8103 | + | ||
8104 | +inline void Client::set_compress(bool on) { cli_->set_compress(on); } | ||
8105 | + | ||
8106 | +inline void Client::set_decompress(bool on) { cli_->set_decompress(on); } | ||
8107 | + | ||
8108 | +inline void Client::set_interface(const char *intf) { | ||
8109 | + cli_->set_interface(intf); | ||
8110 | +} | ||
8111 | + | ||
8112 | +inline void Client::set_proxy(const char *host, int port) { | ||
8113 | + cli_->set_proxy(host, port); | ||
8114 | +} | ||
8115 | +inline void Client::set_proxy_basic_auth(const char *username, | ||
8116 | + const char *password) { | ||
8117 | + cli_->set_proxy_basic_auth(username, password); | ||
8118 | +} | ||
8119 | +inline void Client::set_proxy_bearer_token_auth(const char *token) { | ||
8120 | + cli_->set_proxy_bearer_token_auth(token); | ||
8121 | +} | ||
8122 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
8123 | +inline void Client::set_proxy_digest_auth(const char *username, | ||
8124 | + const char *password) { | ||
8125 | + cli_->set_proxy_digest_auth(username, password); | ||
8126 | +} | ||
8127 | +#endif | ||
8128 | + | ||
8129 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
8130 | +inline void Client::enable_server_certificate_verification(bool enabled) { | ||
8131 | + cli_->enable_server_certificate_verification(enabled); | ||
8132 | +} | ||
8133 | +#endif | ||
8134 | + | ||
8135 | +inline void Client::set_logger(Logger logger) { cli_->set_logger(logger); } | ||
8136 | + | ||
8137 | +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT | ||
8138 | +inline void Client::set_ca_cert_path(const char *ca_cert_file_path, | ||
8139 | + const char *ca_cert_dir_path) { | ||
8140 | + cli_->set_ca_cert_path(ca_cert_file_path, ca_cert_dir_path); | ||
8141 | +} | ||
8142 | + | ||
8143 | +inline void Client::set_ca_cert_store(X509_STORE *ca_cert_store) { | ||
8144 | + if (is_ssl_) { | ||
8145 | + static_cast<SSLClient &>(*cli_).set_ca_cert_store(ca_cert_store); | ||
8146 | + } else { | ||
8147 | + cli_->set_ca_cert_store(ca_cert_store); | ||
8148 | + } | ||
8149 | +} | ||
8150 | + | ||
8151 | +inline long Client::get_openssl_verify_result() const { | ||
8152 | + if (is_ssl_) { | ||
8153 | + return static_cast<SSLClient &>(*cli_).get_openssl_verify_result(); | ||
8154 | + } | ||
8155 | + return -1; // NOTE: -1 doesn't match any of X509_V_ERR_??? | ||
8156 | +} | ||
8157 | + | ||
8158 | +inline SSL_CTX *Client::ssl_context() const { | ||
8159 | + if (is_ssl_) { return static_cast<SSLClient &>(*cli_).ssl_context(); } | ||
8160 | + return nullptr; | ||
8161 | +} | ||
8162 | +#endif | ||
8163 | + | ||
8164 | +// ---------------------------------------------------------------------------- | ||
8165 | + | ||
8166 | +} // namespace httplib | ||
8167 | + | ||
8168 | +#endif // CPPHTTPLIB_HTTPLIB_H |
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