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56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
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/***
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*
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* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
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*
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* This product contains software technology licensed from Id
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* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
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* All Rights Reserved.
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*
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* Use, distribution, and modification of this source code and/or resulting
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* object code is restricted to non-commercial enhancements to products from
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* Valve LLC. All other use, distribution, or modification is prohibited
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* without written permission from Valve LLC.
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*
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****/
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/* crc.h */
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#pragma once
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#include "quakedef.h"
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// MD5 Hash
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typedef struct
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{
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unsigned int buf[4];
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unsigned int bits[2];
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unsigned char in[64];
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} MD5Context_t;
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typedef unsigned int CRC32_t;
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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void CRC32_Init(CRC32_t *pulCRC);
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CRC32_t CRC32_Final(CRC32_t pulCRC);
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void CRC32_ProcessByte(CRC32_t *pulCRC, unsigned char ch);
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void CRC32_ProcessBuffer(CRC32_t *pulCRC, void *pBuffer, int nBuffer);
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BOOL CRC_File(CRC32_t *crcvalue, char *pszFileName);
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#ifdef __cplusplus
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}
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#endif
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byte COM_BlockSequenceCRCByte(byte *base, int length, int sequence);
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int CRC_MapFile(CRC32_t *crcvalue, char *pszFileName);
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void MD5Init(MD5Context_t *ctx);
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void MD5Update(MD5Context_t *ctx, const unsigned char *buf, unsigned int len);
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void MD5Final(unsigned char digest[16], MD5Context_t *ctx);
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void MD5Transform(unsigned int buf[4], const unsigned int in[16]);
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BOOL MD5_Hash_File(unsigned char digest[16], char *pszFileName, BOOL bUsefopen, BOOL bSeed, unsigned int seed[4]);
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char *MD5_Print(unsigned char hash[16]);
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