| [1] | 1 | /*******************************************************************\
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| 2 | * *
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| 3 | * Library : lib_crc *
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| 4 | * File : lib_crc.h *
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| 5 | * Author : Lammert Bies 1999-2008 *
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| 6 | * E-mail : info@lammertbies.nl *
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| 7 | * Language : ANSI C *
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| 8 | * *
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| 9 | * *
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| 10 | * Description *
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| 11 | * =========== *
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| 12 | * *
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| 13 | * The file lib_crc.h contains public definitions and proto- *
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| 14 | * types for the CRC functions present in lib_crc.c. *
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| 15 | * *
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| 16 | * *
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| 17 | * Dependencies *
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| 18 | * ============ *
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| 19 | * *
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| 20 | * none *
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| 21 | * *
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| 22 | * *
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| 23 | * Modification history *
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| 24 | * ==================== *
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| 25 | * *
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| 26 | * Date Version Comment *
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| 27 | * *
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| 28 | * 2008-04-20 1.16 Added CRC-CCITT routine for Kermit *
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| 29 | * *
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| 30 | * 2007-04-01 1.15 Added CRC16 calculation for Modbus *
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| 31 | * *
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| 32 | * 2007-03-28 1.14 Added CRC16 routine for Sick devices *
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| 33 | * *
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| 34 | * 2005-12-17 1.13 Added CRC-CCITT with initial 0x1D0F *
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| 35 | * *
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| 36 | * 2005-02-14 1.12 Added CRC-CCITT with initial 0x0000 *
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| 37 | * *
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| 38 | * 2005-02-05 1.11 Fixed bug in CRC-DNP routine *
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| 39 | * *
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| 40 | * 2005-02-04 1.10 Added CRC-DNP routines *
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| 41 | * *
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| 42 | * 2005-01-07 1.02 Changes in tst_crc.c *
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| 43 | * *
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| 44 | * 1999-02-21 1.01 Added FALSE and TRUE mnemonics *
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| 45 | * *
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| 46 | * 1999-01-22 1.00 Initial source *
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| 47 | * *
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| 48 | \*******************************************************************/
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| 49 |
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| 50 |
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| 51 |
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| 52 | #define CRC_VERSION "1.16"
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| 53 |
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| 54 |
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| 55 |
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| 56 | #define FALSE 0
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| 57 | #define TRUE 1
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| 58 |
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| 59 |
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| 60 |
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| 61 | unsigned short update_crc_16( unsigned short crc, char c );
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| 62 | unsigned long update_crc_32( unsigned long crc, char c );
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| 63 | unsigned short update_crc_ccitt( unsigned short crc, char c );
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| 64 | unsigned short update_crc_dnp( unsigned short crc, char c );
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| 65 | unsigned short update_crc_kermit( unsigned short crc, char c );
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| 66 | unsigned short update_crc_sick( unsigned short crc, char c, char prev_byte );
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