Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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.
|
|
//========= Copyright <EFBFBD> 1996-2005, Valve Corporation, All rights reserved. ============// |
|
|
// |
|
|
// Purpose: Generic CRC functions |
|
|
// |
|
|
// $NoKeywords: $ |
|
|
//=============================================================================// |
|
|
#ifndef CHECKSUM_CRC_H |
|
|
#define CHECKSUM_CRC_H |
|
|
#ifdef _WIN32 |
|
|
#pragma once |
|
|
#endif |
|
|
|
|
|
typedef uint32 CRC32_t; |
|
|
|
|
|
void CRC32_Init( CRC32_t *pulCRC ); |
|
|
void CRC32_ProcessBuffer( CRC32_t *pulCRC, const void *p, int len ); |
|
|
void CRC32_Final( CRC32_t *pulCRC ); |
|
|
CRC32_t CRC32_GetTableEntry( unsigned int slot ); |
|
|
|
|
|
inline CRC32_t CRC32_ProcessSingleBuffer( const void *p, int len ) |
|
|
{ |
|
|
CRC32_t crc; |
|
|
|
|
|
CRC32_Init( &crc ); |
|
|
CRC32_ProcessBuffer( &crc, p, len ); |
|
|
CRC32_Final( &crc ); |
|
|
|
|
|
return crc; |
|
|
} |
|
|
|
|
|
#endif // CHECKSUM_CRC_H
|
|
|
|
