You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
63 lines
1.4 KiB
63 lines
1.4 KiB
//========= Copyright Valve Corporation, All rights reserved. ============//
|
|
//
|
|
// Purpose:
|
|
//
|
|
// $NoKeywords: $
|
|
//=============================================================================//
|
|
#include <stdio.h>
|
|
#include <memory.h>
|
|
|
|
// memdbgon must be the last include file in a .cpp file!!!
|
|
#include "tier0/memdbgon.h"
|
|
|
|
// Copied from sound.cpp in the DLL
|
|
char *memfgets( unsigned char *pMemFile, int fileSize, int *pFilePos, char *pBuffer, int bufferSize )
|
|
{
|
|
int filePos = *pFilePos;
|
|
int i, last, stop;
|
|
|
|
// Bullet-proofing
|
|
if ( !pMemFile || !pBuffer )
|
|
return NULL;
|
|
|
|
if ( filePos >= fileSize )
|
|
return NULL;
|
|
|
|
i = filePos;
|
|
last = fileSize;
|
|
|
|
// fgets always NULL terminates, so only read bufferSize-1 characters
|
|
if ( last - filePos > (bufferSize-1) )
|
|
last = filePos + (bufferSize-1);
|
|
|
|
stop = 0;
|
|
|
|
// Stop at the next newline (inclusive) or end of buffer
|
|
while ( i < last && !stop )
|
|
{
|
|
if ( pMemFile[i] == '\n' )
|
|
stop = 1;
|
|
i++;
|
|
}
|
|
|
|
|
|
// If we actually advanced the pointer, copy it over
|
|
if ( i != filePos )
|
|
{
|
|
// We read in size bytes
|
|
int size = i - filePos;
|
|
// copy it out
|
|
memcpy( pBuffer, pMemFile + filePos, sizeof(unsigned char)*size );
|
|
|
|
// If the buffer isn't full, terminate (this is always true)
|
|
if ( size < bufferSize )
|
|
pBuffer[size] = 0;
|
|
|
|
// Update file pointer
|
|
*pFilePos = i;
|
|
return pBuffer;
|
|
}
|
|
|
|
// No data read, bail
|
|
return NULL;
|
|
}
|