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31 lines
729 B
31 lines
729 B
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// |
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// Purpose: Generic CRC functions |
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// |
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// $NoKeywords: $ |
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//=============================================================================// |
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#ifndef CHECKSUM_CRC_H |
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#define CHECKSUM_CRC_H |
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#ifdef _WIN32 |
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#pragma once |
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#endif |
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typedef unsigned int CRC32_t; |
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void CRC32_Init( CRC32_t *pulCRC ); |
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void CRC32_ProcessBuffer( CRC32_t *pulCRC, const void *p, int len ); |
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void CRC32_Final( CRC32_t *pulCRC ); |
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CRC32_t CRC32_GetTableEntry( unsigned int slot ); |
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inline CRC32_t CRC32_ProcessSingleBuffer( const void *p, int len ) |
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{ |
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CRC32_t crc; |
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CRC32_Init( &crc ); |
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CRC32_ProcessBuffer( &crc, p, len ); |
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CRC32_Final( &crc ); |
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return crc; |
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} |
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#endif // CHECKSUM_CRC_H
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