etqw-sdk/source/idlib/hashing/CRC32.h
2008-05-29 00:00:00 +00:00

23 lines
695 B
C

// Copyright (C) 2007 Id Software, Inc.
//
#ifndef __CRC32_H__
#define __CRC32_H__
/*
===============================================================================
Calculates a checksum for a block of data
using the CRC-32.
===============================================================================
*/
void CRC32_InitChecksum( unsigned long &crcvalue );
void CRC32_UpdateChecksum( unsigned long &crcvalue, const byte data );
void CRC32_UpdateChecksum( unsigned long &crcvalue, const void *data, int length );
void CRC32_FinishChecksum( unsigned long &crcvalue );
unsigned long CRC32_BlockChecksum( const void *data, int length );
#endif /* !__CRC32_H__ */