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36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
/*
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Legal Notice: Some portions of the source code contained in this file were
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derived from the source code of Encryption for the Masses 2.02a, which is
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Copyright (c) 1998-2000 Paul Le Roux and which is governed by the 'License
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Agreement for Encryption for the Masses'. Modifications and additions to
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the original source code (contained in this file) and all other portions
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of this file are Copyright (c) 2003-2008 TrueCrypt Developers Association
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and are governed by the TrueCrypt License 3.0 the full text of which is
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contained in the file License.txt included in TrueCrypt binary and source
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code distribution packages. */
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#ifndef TC_HEADER_CRC
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#define TC_HEADER_CRC
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#include "Tcdefs.h"
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#if defined(__cplusplus)
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extern "C"
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{
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#endif
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#define UPDC32(octet, crc)\
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(unsigned __int32)((crc_32_tab[(((unsigned __int32)(crc)) ^ ((unsigned char)(octet))) & 0xff] ^ (((unsigned __int32)(crc)) >> 8)))
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unsigned __int32 GetCrc32 (unsigned char *data, int length);
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unsigned __int32 crc32int (unsigned __int32 *data);
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BOOL crc32_selftests (void);
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extern unsigned __int32 crc_32_tab[];
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#if defined(__cplusplus)
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}
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#endif
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#endif // TC_HEADER_CRC
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