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xash3d-fwgs/public/crclib.h

42 lines
1.2 KiB
C

/*
crclib.c - generate crc stuff
Copyright (C) 2007 Uncle Mike
Copyright (C) 2019 a1batross
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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.
*/
#pragma once
#ifndef CRCLIB_H
#define CRCLIB_H
#include "xash3d_types.h"
typedef struct
{
uint buf[4];
uint bits[2];
uint in[16];
} MD5Context_t;
void CRC32_Init( dword *pulCRC );
byte CRC32_BlockSequence( byte *base, int length, int sequence );
void CRC32_ProcessBuffer( dword *pulCRC, const void *pBuffer, int nBuffer );
void CRC32_ProcessByte( dword *pulCRC, byte ch );
dword CRC32_Final( dword pulCRC );
void MD5Init( MD5Context_t *ctx );
void MD5Update( MD5Context_t *ctx, const byte *buf, uint len );
void MD5Final( byte digest[16], MD5Context_t *ctx );
uint COM_HashKey( const char *string, uint hashSize );
char *MD5_Print( byte hash[16] );
#endif // CRCLIB_H