raze/source/blood/src/iob.cpp
2019-09-22 08:39:22 +02:00

80 lines
1.8 KiB
C++

//-------------------------------------------------------------------------
/*
Copyright (C) 2010-2019 EDuke32 developers and contributors
Copyright (C) 2019 Nuke.YKT
This file is part of NBlood.
NBlood is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
//-------------------------------------------------------------------------
#include "ns.h" // Must come before everything else!
#include <stdlib.h>
#include <string.h>
#include "compat.h"
#include "common_game.h"
#include "iob.h"
BEGIN_BLD_NS
IOBuffer::IOBuffer(int _nRemain, char *_pBuffer)
{
nRemain = _nRemain;
pBuffer =_pBuffer;
}
void IOBuffer::Read(void *pData, int nSize)
{
if (nSize <= nRemain)
{
memcpy(pData, pBuffer, nSize);
nRemain -= nSize;
pBuffer += nSize;
}
else
{
ThrowError("Read buffer overflow");
}
}
void IOBuffer::Write(void *pData, int nSize)
{
if (nSize <= nRemain)
{
memcpy(pBuffer, pData, nSize);
nRemain -= nSize;
pBuffer += nSize;
}
else
{
ThrowError("Write buffer overflow");
}
}
void IOBuffer::Skip(int nSize)
{
if (nSize <= nRemain)
{
nRemain -= nSize;
pBuffer += nSize;
}
else
{
ThrowError("Skip overflow");
}
}
END_BLD_NS