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Annotation of truecrypt/common/crc.h, revision 1.1.1.11

1.1.1.9   root        1: /*
1.1.1.11! root        2:  Legal Notice: Some portions of the source code contained in this file were
        !             3:  derived from the source code of Encryption for the Masses 2.02a, which is
        !             4:  Copyright (c) 1998-2000 Paul Le Roux and which is governed by the 'License
        !             5:  Agreement for Encryption for the Masses'. Modifications and additions to
        !             6:  the original source code (contained in this file) and all other portions of
        !             7:  this file are Copyright (c) 2003-2008 TrueCrypt Foundation and are governed
        !             8:  by the TrueCrypt License 2.4 the full text of which is contained in the
        !             9:  file License.txt included in TrueCrypt binary and source code distribution
1.1.1.9   root       10:  packages. */
1.1       root       11: 
1.1.1.11! root       12: #ifndef TC_HEADER_CRC
        !            13: #define TC_HEADER_CRC
        !            14: 
        !            15: #include "Tcdefs.h"
        !            16: 
        !            17: #if defined(__cplusplus)
        !            18: extern "C"
        !            19: {
        !            20: #endif
1.1       root       21: 
                     22: #define UPDC32(octet, crc)\
1.1.1.6   root       23:   (unsigned __int32)((crc_32_tab[(((unsigned __int32)(crc)) ^ ((unsigned char)(octet))) & 0xff] ^ (((unsigned __int32)(crc)) >> 8)))
1.1       root       24: 
1.1.1.11! root       25: unsigned __int32 GetCrc32 (unsigned char *data, int length);
1.1.1.6   root       26: unsigned __int32 crc32int (unsigned __int32 *data);
                     27: BOOL crc32_selftests (void);
1.1.1.11! root       28: 
        !            29: extern unsigned __int32 crc_32_tab[];
        !            30: 
        !            31: #if defined(__cplusplus)
        !            32: }
        !            33: #endif
        !            34: 
        !            35: #endif // TC_HEADER_CRC

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