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vcmi/lib/serializer/CMemorySerializer.cpp
2023-02-12 21:23:00 +03:00

43 lines
1.1 KiB
C++

/*
* CMemorySerializer.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#include "StdInc.h"
#include "CMemorySerializer.h"
#include "../registerTypes/RegisterTypes.h"
VCMI_LIB_NAMESPACE_BEGIN
int CMemorySerializer::read(void * data, unsigned size)
{
if(buffer.size() < readPos + size)
throw std::runtime_error(boost::str(boost::format("Cannot read past the buffer (accessing index %d, while size is %d)!") % (readPos + size - 1) % buffer.size()));
std::memcpy(data, buffer.data() + readPos, size);
readPos += size;
return size;
}
int CMemorySerializer::write(const void * data, unsigned size)
{
auto oldSize = buffer.size(); //and the pos to write from
buffer.resize(oldSize + size);
std::memcpy(buffer.data() + oldSize, data, size);
return size;
}
CMemorySerializer::CMemorySerializer(): iser(this), oser(this), readPos(0)
{
registerTypes(iser);
registerTypes(oser);
iser.fileVersion = SERIALIZATION_VERSION;
}
VCMI_LIB_NAMESPACE_END