add

+/*
+ * Copyright 2007 Stephen Liu
+ * For license terms, see the file COPYING along with this library.
+ */
+
+#include "spmsgblock.hpp"
+
+#include "spbuffer.hpp"
+#include "sputils.hpp"
+
+SP_MsgBlock :: ~SP_MsgBlock()
+{
+}
+
+//---------------------------------------------------------
+
+SP_MsgBlockList :: SP_MsgBlockList()
+{
+	mList = new SP_ArrayList();
+}
+
+SP_MsgBlockList :: ~SP_MsgBlockList()
+{
+	for( int i = 0; i < mList->getCount(); i++ ) {
+		SP_MsgBlock * msgBlock = (SP_MsgBlock*)mList->getItem( i );
+		delete msgBlock;
+	}
+	delete mList;
+
+	mList = NULL;
+}
+
+void SP_MsgBlockList :: reset()
+{
+	for( ; mList->getCount() > 0; ) {
+		SP_MsgBlock * msgBlock = (SP_MsgBlock*)mList->takeItem( SP_ArrayList::LAST_INDEX );
+		delete msgBlock;
+	}
+}
+
+size_t SP_MsgBlockList :: getTotalSize() const
+{
+	size_t totalSize = 0;
+
+	for( int i = 0; i < mList->getCount(); i++ ) {
+		SP_MsgBlock * msgBlock = (SP_MsgBlock*)mList->getItem( i );
+		totalSize += msgBlock->getSize();
+	}
+
+	return totalSize;
+}
+
+int SP_MsgBlockList :: getCount() const
+{
+	return mList->getCount();
+}
+
+int SP_MsgBlockList :: append( SP_MsgBlock * msgBlock )
+{
+	return mList->append( msgBlock );
+}
+
+const SP_MsgBlock * SP_MsgBlockList :: getItem( int index ) const
+{
+	return (SP_MsgBlock*)mList->getItem( index );
+}
+
+SP_MsgBlock * SP_MsgBlockList :: takeItem( int index )
+{
+	return (SP_MsgBlock*)mList->takeItem( index );
+}
+
+//---------------------------------------------------------
+
+SP_BufferMsgBlock :: SP_BufferMsgBlock()
+{
+	mBuffer = new SP_Buffer();
+	mToBeOwner = 1;
+}
+
+SP_BufferMsgBlock :: SP_BufferMsgBlock( SP_Buffer * buffer, int toBeOwner )
+{
+	mBuffer = buffer;
+	mToBeOwner = toBeOwner;
+}
+
+SP_BufferMsgBlock :: ~SP_BufferMsgBlock()
+{
+	if( mToBeOwner ) delete mBuffer;
+	mBuffer = NULL;
+}
+
+const void * SP_BufferMsgBlock :: getData() const
+{
+	return mBuffer->getBuffer();
+}
+
+size_t SP_BufferMsgBlock :: getSize() const
+{
+	return mBuffer->getSize();
+}
+
+int SP_BufferMsgBlock :: append( const void * buffer, size_t len )
+{
+	return mBuffer->append( buffer, len );
+}
+
+//---------------------------------------------------------
+
+SP_SimpleMsgBlock :: SP_SimpleMsgBlock()
+{
+	mData = NULL;
+	mSize = 0;
+	mToBeOwner = 0;
+}
+
+SP_SimpleMsgBlock :: SP_SimpleMsgBlock( void * data, size_t size, int toBeOwner )
+{
+	mData = data;
+	mSize = size;
+	mToBeOwner = toBeOwner;
+}
+
+SP_SimpleMsgBlock :: ~SP_SimpleMsgBlock()
+{
+	if( mToBeOwner && NULL != mData ) {
+		free( mData );
+		mData = NULL;
+	}
+}
+
+const void * SP_SimpleMsgBlock :: getData() const
+{
+	return mData;
+}
+
+size_t SP_SimpleMsgBlock :: getSize() const
+{
+	return mSize;
+}
+
+void SP_SimpleMsgBlock :: setData( void * data, size_t size, int toBeOwner )
+{
+	if( mToBeOwner && NULL != mData ) {
+		free( mData );
+	}
+
+	mData = data;
+	mSize = size;
+	mToBeOwner = toBeOwner;
+}
+