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| author | Joe Ludwig <[email protected]> | 2013-06-26 15:22:04 -0700 |
|---|---|---|
| committer | Joe Ludwig <[email protected]> | 2013-06-26 15:22:04 -0700 |
| commit | 39ed87570bdb2f86969d4be821c94b722dc71179 (patch) | |
| tree | abc53757f75f40c80278e87650ea92808274aa59 /mp/src/public/tier1/checksum_crc.h | |
| download | source-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.h | 31 |
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 new file mode 100644 index 00000000..a8ef71e5 --- /dev/null +++ b/mp/src/public/tier1/checksum_crc.h @@ -0,0 +1,31 @@ +//========= 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
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