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authorJoe Ludwig <[email protected]>2013-06-26 15:22:04 -0700
committerJoe Ludwig <[email protected]>2013-06-26 15:22:04 -0700
commit39ed87570bdb2f86969d4be821c94b722dc71179 (patch)
treeabc53757f75f40c80278e87650ea92808274aa59 /mp/src/public/tier1/checksum_crc.h
downloadsource-sdk-2013-39ed87570bdb2f86969d4be821c94b722dc71179.tar.xz
source-sdk-2013-39ed87570bdb2f86969d4be821c94b722dc71179.zip
First version of the SOurce SDK 2013
Diffstat (limited to 'mp/src/public/tier1/checksum_crc.h')
-rw-r--r--mp/src/public/tier1/checksum_crc.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/mp/src/public/tier1/checksum_crc.h b/mp/src/public/tier1/checksum_crc.h
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+++ b/mp/src/public/tier1/checksum_crc.h
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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Generic CRC functions
+//
+// $NoKeywords: $
+//=============================================================================//
+#ifndef CHECKSUM_CRC_H
+#define CHECKSUM_CRC_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+typedef unsigned long 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