version 1.1, 2013/01/17 10:05:35
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version 1.5, 2015/06/25 17:53:49
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Line 12 terms:
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Line 12 terms:
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All of the documentation and software included in the ELWIX and AITNET |
All of the documentation and software included in the ELWIX and AITNET |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
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Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 | Copyright 2004 - 2015 |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
Line 66 typedef struct tagCRCPoly crcPoly_t;
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Line 66 typedef struct tagCRCPoly crcPoly_t;
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* @crcBits = Number width bits |
* @crcBits = Number width bits |
* return: -1 error, !=-1 reflecting number |
* return: -1 error, !=-1 reflecting number |
*/ |
*/ |
inline unsigned int crcReflect(unsigned int crcNum, unsigned char crcBits); | unsigned int crcReflect(unsigned int crcNum, unsigned char crcBits); |
/* |
/* |
* crcCalc() - Generic CRC calculation function for many sub variants of CRC algorithms |
* crcCalc() - Generic CRC calculation function for many sub variants of CRC algorithms |
* |
* |
Line 78 inline unsigned int crcReflect(unsigned int crcNum, un
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Line 78 inline unsigned int crcReflect(unsigned int crcNum, un
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* @xorCRC = Last xor CRC value |
* @xorCRC = Last xor CRC value |
* return: -1 error, !=-1 CRC checksum |
* return: -1 error, !=-1 CRC checksum |
*/ |
*/ |
inline unsigned int crcCalc(unsigned char * __restrict psBuf, unsigned int bufLen, | unsigned int crcCalc(unsigned char * __restrict psBuf, unsigned int bufLen, |
unsigned char crcBits, unsigned char RevOpts, |
unsigned char crcBits, unsigned char RevOpts, |
unsigned int initCRC, unsigned int xorCRC); |
unsigned int initCRC, unsigned int xorCRC); |
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Line 89 inline unsigned int crcCalc(unsigned char * __restrict
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Line 89 inline unsigned int crcCalc(unsigned char * __restrict
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* @bufLen = Length of data |
* @bufLen = Length of data |
* return: -1 error, !=-1 Checksum |
* return: -1 error, !=-1 Checksum |
*/ |
*/ |
inline unsigned short crcIP(unsigned char * __restrict buf, int bufLen); | unsigned short crcIP(unsigned char * __restrict buf, int bufLen); |
/* |
/* |
* crcFletcher16() - Fletcher-16 Checksum computing |
* crcFletcher16() - Fletcher-16 Checksum computing |
* |
* |
Line 97 inline unsigned short crcIP(unsigned char * __restrict
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Line 97 inline unsigned short crcIP(unsigned char * __restrict
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* @bufLen = Length of data |
* @bufLen = Length of data |
* return: -1 error, !=-1 Checksum |
* return: -1 error, !=-1 Checksum |
*/ |
*/ |
inline unsigned short crcFletcher16(unsigned short * __restrict nBuf, int bufLen); | unsigned short crcFletcher16(unsigned short * __restrict nBuf, int bufLen); |
/* |
/* |
* crcFletcher() - Fletcher-32 Checksum computing |
* crcFletcher() - Fletcher-32 Checksum computing |
* |
* |
Line 105 inline unsigned short crcFletcher16(unsigned short * _
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Line 105 inline unsigned short crcFletcher16(unsigned short * _
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* @bufLen = Length of data |
* @bufLen = Length of data |
* return: -1 error, !=-1 Checksum |
* return: -1 error, !=-1 Checksum |
*/ |
*/ |
inline unsigned int crcFletcher(unsigned short * __restrict nBuf, int bufLen); | unsigned int crcFletcher(unsigned short * __restrict nBuf, int bufLen); |
/* |
/* |
* crcAdler() - crcAdler-32 Checksum computing |
* crcAdler() - crcAdler-32 Checksum computing |
* |
* |
Line 113 inline unsigned int crcFletcher(unsigned short * __res
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Line 113 inline unsigned int crcFletcher(unsigned short * __res
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* @bufLen = Length of data |
* @bufLen = Length of data |
* return: -1 error, !=-1 Checksum |
* return: -1 error, !=-1 Checksum |
*/ |
*/ |
inline unsigned int crcAdler(unsigned char * __restrict psBuf, int bufLen); | unsigned int crcAdler(unsigned char * __restrict psBuf, int bufLen); |
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/* |
/* |
* crcEther() - Checksum in Ethernet communication |
* crcEther() - Checksum in Ethernet communication |
Line 124 inline unsigned int crcAdler(unsigned char * __restric
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Line 124 inline unsigned int crcAdler(unsigned char * __restric
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*/ |
*/ |
#define crcEther(psBuf, bufLen) crcCalc((psBuf), (bufLen), 32, 3, 0xFFFFFFFF, 0xFFFFFFFF) |
#define crcEther(psBuf, bufLen) crcCalc((psBuf), (bufLen), 32, 3, 0xFFFFFFFF, 0xFFFFFFFF) |
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/* |
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* crc_32() - CRC32 calculation from table |
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* |
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* @crc = Initial crc value |
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* @buf = Data for calculation |
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* @len = Length of data |
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* return: calculated CRC32 |
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*/ |
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unsigned int crc_32(unsigned int crc, const unsigned char * __restrict buf, unsigned int len); |
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/* |
/* |
* crcPelco() - Calculate Pelco D/P CRC |
* crcPelco() - Calculate Pelco D/P CRC |
Line 133 inline unsigned int crcAdler(unsigned char * __restric
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Line 142 inline unsigned int crcAdler(unsigned char * __restric
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* return: crc for packet, if is 0 check and crc_GetErrno() == 1 |
* return: crc for packet, if is 0 check and crc_GetErrno() == 1 |
Pelco protocol not supported |
Pelco protocol not supported |
*/ |
*/ |
inline unsigned char crcPelco(unsigned char ver, unsigned char *pkt); | unsigned char crcPelco(unsigned char ver, unsigned char *pkt); |
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/* |
/* |
Line 144 inline unsigned char crcPelco(unsigned char ver, unsig
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Line 153 inline unsigned char crcPelco(unsigned char ver, unsig
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* @nVer = Version of algorythm; 0 - original, 1 - AITNET variant |
* @nVer = Version of algorythm; 0 - original, 1 - AITNET variant |
* return: Hash value |
* return: Hash value |
*/ |
*/ |
inline unsigned int hash_varchar(const char *csStr, int nStrLen, int nVer); | unsigned int hash_varchar(const char *csStr, int nStrLen, int nVer); |
/* |
/* |
* hash_bernstein() - Compute index hash by Bernstein |
* hash_bernstein() - Compute index hash by Bernstein |
* |
* |
Line 153 inline unsigned int hash_varchar(const char *csStr, in
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Line 162 inline unsigned int hash_varchar(const char *csStr, in
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* @nVer = Version of algorythm; 0 - Bernstein, 1 - DJBX33A variant |
* @nVer = Version of algorythm; 0 - Bernstein, 1 - DJBX33A variant |
* return: Hash value |
* return: Hash value |
*/ |
*/ |
inline unsigned int hash_bernstein(const char *csStr, int nStrLen, int nVer); | unsigned int hash_bernstein(const char *csStr, int nStrLen, int nVer); |
/* |
/* |
* hash_jenkins() - Compute index hash by Jenkins (one-at-a-time) |
* hash_jenkins() - Compute index hash by Jenkins (one-at-a-time) |
* |
* |
Line 161 inline unsigned int hash_bernstein(const char *csStr,
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Line 170 inline unsigned int hash_bernstein(const char *csStr,
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* @nStrLen = Length of data buffer |
* @nStrLen = Length of data buffer |
* return: Hash value |
* return: Hash value |
*/ |
*/ |
inline unsigned int hash_jenkins(const char *csStr, int nStrLen); | unsigned int hash_jenkins(const char *csStr, int nStrLen); |
/* |
/* |
* hash_jenkins32() - Fast Jenkins hash function |
* hash_jenkins32() - Fast Jenkins hash function |
* |
* |
Line 178 unsigned int hash_jenkins32(const unsigned int *buf, i
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Line 187 unsigned int hash_jenkins32(const unsigned int *buf, i
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* @nStrLen = Length of data buffer |
* @nStrLen = Length of data buffer |
* return: Hash value |
* return: Hash value |
*/ |
*/ |
inline unsigned int hash_reddragon(const char *csStr, int nStrLen); | unsigned int hash_reddragon(const char *csStr, int nStrLen); |
/* |
/* |
* hash_fnv1() - Compute index hash by FNV-1 |
* hash_fnv1() - Compute index hash by FNV-1 |
* |
* |
Line 187 inline unsigned int hash_reddragon(const char *csStr,
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Line 196 inline unsigned int hash_reddragon(const char *csStr,
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* @nVer = Version of algorythm; 0 - FNV-1, 1 - FNV-1a (best avalanche) |
* @nVer = Version of algorythm; 0 - FNV-1, 1 - FNV-1a (best avalanche) |
* return: Hash value |
* return: Hash value |
*/ |
*/ |
inline unsigned int hash_fnv1(const char *csStr, int nStrLen, int nVer); | unsigned int hash_fnv1(const char *csStr, int nStrLen, int nVer); |
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/* |
/* |
* hash_fnv() - Compute index hash by FNV-1a |
* hash_fnv() - Compute index hash by FNV-1a |