CRC实现

该实现包括16位CRC和32位CRC查表法实现。

#include “CRC.h” 即可,如果CRC_Table.h中没有想要的表,怎么先创建表,然后调用CRC计算函数。

 

CRC_Table.h

/*** @file CRC_Table.h* @brief 常用CRC查表用的表* @author Hao Liming* @date 2010-3-3 14:06:41* @version* <pre><b>copyright: /b></pre>* <pre><b>email: </b>[e-mail]</pre>* <pre><b>company: </b>http://blog.csdn.net/donhao</pre>* <pre><b>All rights reserved.</b></pre>* <pre><b>modification:</b></pre>* <pre>Write modifications here.</pre>*/#ifndef _CRC_TABLE_H#define _CRC_TABLE_H#include "Utils.h"/** @brief 多项式0x11021的正序CRC表 */extern const unsigned short CRC16_Table_0x11021_MSB[];/** @brief 多项式0x11021的逆序CRC表(0x18408) */extern const unsigned short CRC16_Table_0x11021_LSB[];/** @brief 多项式0x10811的正序CRC表 */extern const unsigned short CRC16_Table_0x10811_MSB[];/** @brief 多项式0x10811的逆序CRC表 */extern const unsigned short CRC16_Table_0x10811_LSB[];extern const unsigned long CRC32_1_Table[];extern const unsigned long CRC32_2_Table[];#endif

 

CRC_Table.c

/*** @file CRC_Table.c* @brief 常用CRC查表用的表* @author Hao Liming* @date 2010-3-3 14:06:41* @version* <pre><b>copyright: /b></pre>* <pre><b>email: </b>[e-mail]</pre>* <pre><b>company: </b>http://blog.csdn.net/donhao</pre>* <pre><b>All rights reserved.</b></pre>* <pre><b>modification:</b></pre>* <pre>Write modifications here.</pre>*/#include "CRC_Table.h"/** @brief 多项式0x11021的正序CRC表 */const unsigned short CRC16_Table_0x11021_MSB[256] ={ 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7, 0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef, 0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6, 0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de, 0x2462, 0x3443, 0x0420, 0x1401, 0x64e6, 0x74c7, 0x44a4, 0x5485, 0xa56a, 0xb54b, 0x8528, 0x9509, 0xe5ee, 0xf5cf, 0xc5ac, 0xd58d, 0x3653, 0x2672, 0x1611, 0x0630, 0x76d7, 0x66f6, 0x5695, 0x46b4, 0xb75b, 0xa77a, 0x9719, 0x8738, 0xf7df, 0xe7fe, 0xd79d, 0xc7bc, 0x48c4, 0x58e5, 0x6886, 0x78a7, 0x0840, 0x1861, 0x2802, 0x3823, 0xc9cc, 0xd9ed, 0xe98e, 0xf9af, 0x8948, 0x9969, 0xa90a, 0xb92b, 0x5af5, 0x4ad4, 0x7ab7, 0x6a96, 0x1a71, 0x0a50, 0x3a33, 0x2a12, 0xdbfd, 0xcbdc, 0xfbbf, 0xeb9e, 0x9b79, 0x8b58, 0xbb3b, 0xab1a, 0x6ca6, 0x7c87, 0x4ce4, 0x5cc5, 0x2c22, 0x3c03, 0x0c60, 0x1c41, 0xedae, 0xfd8f, 0xcdec, 0xddcd, 0xad2a, 0xbd0b, 0x8d68, 0x9d49, 0x7e97, 0x6eb6, 0x5ed5, 0x4ef4, 0x3e13, 0x2e32, 0x1e51, 0x0e70, 0xff9f, 0xefbe, 0xdfdd, 0xcffc, 0xbf1b, 0xaf3a, 0x9f59, 0x8f78, 0x9188, 0x81a9, 0xb1ca, 0xa1eb, 0xd10c, 0xc12d, 0xf14e, 0xe16f, 0x1080, 0x00a1, 0x30c2, 0x20e3, 0x5004, 0x4025, 0x7046, 0x6067, 0x83b9, 0x9398, 0xa3fb, 0xb3da, 0xc33d, 0xd31c, 0xe37f, 0xf35e, 0x02b1, 0x1290, 0x22f3, 0x32d2, 0x4235, 0x5214, 0x6277, 0x7256, 0xb5ea, 0xa5cb, 0x95a8, 0x8589, 0xf56e, 0xe54f, 0xd52c, 0xc50d, 0x34e2, 0x24c3, 0x14a0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405, 0xa7db, 0xb7fa, 0x8799, 0x97b8, 0xe75f, 0xf77e, 0xc71d, 0xd73c, 0x26d3, 0x36f2, 0x0691, 0x16b0, 0x6657, 0x7676, 0x4615, 0x5634, 0xd94c, 0xc96d, 0xf90e, 0xe92f, 0x99c8, 0x89e9, 0xb98a, 0xa9ab, 0x5844, 0x4865, 0x7806, 0x6827, 0x18c0, 0x08e1, 0x3882, 0x28a3, 0xcb7d, 0xdb5c, 0xeb3f, 0xfb1e, 0x8bf9, 0x9bd8, 0xabbb, 0xbb9a, 0x4a75, 0x5a54, 0x6a37, 0x7a16, 0x0af1, 0x1ad0, 0x2ab3, 0x3a92, 0xfd2e, 0xed0f, 0xdd6c, 0xcd4d, 0xbdaa, 0xad8b, 0x9de8, 0x8dc9, 0x7c26, 0x6c07, 0x5c64, 0x4c45, 0x3ca2, 0x2c83, 0x1ce0, 0x0cc1, 0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8, 0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0};/** @brief 多项式0x11021的逆序CRC表(0x18408) */const unsigned short CRC16_Table_0x11021_LSB[256] ={ 0x0000, 0x1189, 0x2312, 0x329B, 0x4624, 0x57AD, 0x6536, 0x74BF, 0x8C48, 0x9DC1, 0xAF5A, 0xBED3, 0xCA6C, 0xDBE5, 0xE97E, 0xF8F7, 0x1081, 0x0108, 0x3393, 0x221A, 0x56A5, 0x472C, 0x75B7, 0x643E, 0x9CC9, 0x8D40, 0xBFDB, 0xAE52, 0xDAED, 0xCB64, 0xF9FF, 0xE876, 0x2102, 0x308B, 0x0210, 0x1399, 0x6726, 0x76AF, 0x4434, 0x55BD, 0xAD4A, 0xBCC3, 0x8E58, 0x9FD1, 0xEB6E, 0xFAE7, 0xC87C, 0xD9F5, 0x3183, 0x200A, 0x1291, 0x0318, 0x77A7, 0x662E, 0x54B5, 0x453C, 0xBDCB, 0xAC42, 0x9ED9, 0x8F50, 0xFBEF, 0xEA66, 0xD8FD, 0xC974, 0x4204, 0x538D, 0x6116, 0x709F, 0x0420, 0x15A9, 0x2732, 0x36BB, 0xCE4C, 0xDFC5, 0xED5E, 0xFCD7, 0x8868, 0x99E1, 0xAB7A, 0xBAF3, 0x5285, 0x430C, 0x7197, 0x601E, 0x14A1, 0x0528, 0x37B3, 0x263A, 0xDECD, 0xCF44, 0xFDDF, 0xEC56, 0x98E9, 0x8960, 0xBBFB, 0xAA72, 0x6306, 0x728F, 0x4014, 0x519D, 0x2522, 0x34AB, 0x0630, 0x17B9, 0xEF4E, 0xFEC7, 0xCC5C, 0xDDD5, 0xA96A, 0xB8E3, 0x8A78, 0x9BF1, 0x7387, 0x620E, 0x5095, 0x411C, 0x35A3, 0x242A, 0x16B1, 0x0738, 0xFFCF, 0xEE46, 0xDCDD, 0xCD54, 0xB9EB, 0xA862, 0x9AF9, 0x8B70, 0x8408, 0x9581, 0xA71A, 0xB693, 0xC22C, 0xD3A5, 0xE13E, 0xF0B7, 0x0840, 0x19C9, 0x2B52, 0x3ADB, 0x4E64, 0x5FED, 0x6D76, 0x7CFF, 0x9489, 0x8500, 0xB79B, 0xA612, 0xD2AD, 0xC324, 0xF1BF, 0xE036, 0x18C1, 0x0948, 0x3BD3, 0x2A5A, 0x5EE5, 0x4F6C, 0x7DF7, 0x6C7E, 0xA50A, 0xB483, 0x8618, 0x9791, 0xE32E, 0xF2A7, 0xC03C, 0xD1B5, 0x2942, 0x38CB, 0x0A50, 0x1BD9, 0x6F66, 0x7EEF, 0x4C74, 0x5DFD, 0xB58B, 0xA402, 0x9699, 0x8710, 0xF3AF, 0xE226, 0xD0BD, 0xC134, 0x39C3, 0x284A, 0x1AD1, 0x0B58, 0x7FE7, 0x6E6E, 0x5CF5, 0x4D7C, 0xC60C, 0xD785, 0xE51E, 0xF497, 0x8028, 0x91A1, 0xA33A, 0xB2B3, 0x4A44, 0x5BCD, 0x6956, 0x78DF, 0x0C60, 0x1DE9, 0x2F72, 0x3EFB, 0xD68D, 0xC704, 0xF59F, 0xE416, 0x90A9, 0x8120, 0xB3BB, 0xA232, 0x5AC5, 0x4B4C, 0x79D7, 0x685E, 0x1CE1, 0x0D68, 0x3FF3, 0x2E7A, 0xE70E, 0xF687, 0xC41C, 0xD595, 0xA12A, 0xB0A3, 0x8238, 0x93B1, 0x6B46, 0x7ACF, 0x4854, 0x59DD, 0x2D62, 0x3CEB, 0x0E70, 0x1FF9, 0xF78F, 0xE606, 0xD49D, 0xC514, 0xB1AB, 0xA022, 0x92B9, 0x8330, 0x7BC7, 0x6A4E, 0x58D5, 0x495C, 0x3DE3, 0x2C6A, 0x1EF1, 0x0F78};/** @brief 多项式0x10811的正序CRC表 */const unsigned short CRC16_Table_0x10811_MSB[256] ={ 0x0000, 0x0811, 0x1022, 0x1833, 0x2044, 0x2855, 0x3066, 0x3877, 0x4088, 0x4899, 0x50AA, 0x58BB, 0x60CC, 0x68DD, 0x70EE, 0x78FF, 0x8110, 0x8901, 0x9132, 0x9923, 0xA154, 0xA945, 0xB176, 0xB967, 0xC198, 0xC989, 0xD1BA, 0xD9AB, 0xE1DC, 0xE9CD, 0xF1FE, 0xF9EF, 0x0A31, 0x0220, 0x1A13, 0x1202, 0x2A75, 0x2264, 0x3A57, 0x3246, 0x4AB9, 0x42A8, 0x5A9B, 0x528A, 0x6AFD, 0x62EC, 0x7ADF, 0x72CE, 0x8B21, 0x8330, 0x9B03, 0x9312, 0xAB65, 0xA374, 0xBB47, 0xB356, 0xCBA9, 0xC3B8, 0xDB8B, 0xD39A, 0xEBED, 0xE3FC, 0xFBCF, 0xF3DE, 0x1462, 0x1C73, 0x0440, 0x0C51, 0x3426, 0x3C37, 0x2404, 0x2C15, 0x54EA, 0x5CFB, 0x44C8, 0x4CD9, 0x74AE, 0x7CBF, 0x648C, 0x6C9D, 0x9572, 0x9D63, 0x8550, 0x8D41, 0xB536, 0xBD27, 0xA514, 0xAD05, 0xD5FA, 0xDDEB, 0xC5D8, 0xCDC9, 0xF5BE, 0xFDAF, 0xE59C, 0xED8D, 0x1E53, 0x1642, 0x0E71, 0x0660, 0x3E17, 0x3606, 0x2E35, 0x2624, 0x5EDB, 0x56CA, 0x4EF9, 0x46E8, 0x7E9F, 0x768E, 0x6EBD, 0x66AC, 0x9F43, 0x9752, 0x8F61, 0x8770, 0xBF07, 0xB716, 0xAF25, 0xA734, 0xDFCB, 0xD7DA, 0xCFE9, 0xC7F8, 0xFF8F, 0xF79E, 0xEFAD, 0xE7BC, 0x28C4, 0x20D5, 0x38E6, 0x30F7, 0x0880, 0x0091, 0x18A2, 0x10B3, 0x684C, 0x605D, 0x786E, 0x707F, 0x4808, 0x4019, 0x582A, 0x503B, 0xA9D4, 0xA1C5, 0xB9F6, 0xB1E7, 0x8990, 0x8181, 0x99B2, 0x91A3, 0xE95C, 0xE14D, 0xF97E, 0xF16F, 0xC918, 0xC109, 0xD93A, 0xD12B, 0x22F5, 0x2AE4, 0x32D7, 0x3AC6, 0x02B1, 0x0AA0, 0x1293, 0x1A82, 0x627D, 0x6A6C, 0x725F, 0x7A4E, 0x4239, 0x4A28, 0x521B, 0x5A0A, 0xA3E5, 0xABF4, 0xB3C7, 0xBBD6, 0x83A1, 0x8BB0, 0x9383, 0x9B92, 0xE36D, 0xEB7C, 0xF34F, 0xFB5E, 0xC329, 0xCB38, 0xD30B, 0xDB1A, 0x3CA6, 0x34B7, 0x2C84, 0x2495, 0x1CE2, 0x14F3, 0x0CC0, 0x04D1, 0x7C2E, 0x743F, 0x6C0C, 0x641D, 0x5C6A, 0x547B, 0x4C48, 0x4459, 0xBDB6, 0xB5A7, 0xAD94, 0xA585, 0x9DF2, 0x95E3, 0x8DD0, 0x85C1, 0xFD3E, 0xF52F, 0xED1C, 0xE50D, 0xDD7A, 0xD56B, 0xCD58, 0xC549, 0x3697, 0x3E86, 0x26B5, 0x2EA4, 0x16D3, 0x1EC2, 0x06F1, 0x0EE0, 0x761F, 0x7E0E, 0x663D, 0x6E2C, 0x565B, 0x5E4A, 0x4679, 0x4E68, 0xB787, 0xBF96, 0xA7A5, 0xAFB4, 0x97C3, 0x9FD2, 0x87E1, 0x8FF0, 0xF70F, 0xFF1E, 0xE72D, 0xEF3C, 0xD74B, 0xDF5A, 0xC769, 0xCF78};/** @brief 多项式0x10811的逆序CRC表 */const unsigned short CRC16_Table_0x10811_LSB[256] ={ 0x0000, 0x2314, 0x4628, 0x653C, 0x8C50, 0xAF44, 0xCA78, 0xE96C, 0x0881, 0x2B95, 0x4EA9, 0x6DBD, 0x84D1, 0xA7C5, 0xC2F9, 0xE1ED, 0x1102, 0x3216, 0x572A, 0x743E, 0x9D52, 0xBE46, 0xDB7A, 0xF86E, 0x1983, 0x3A97, 0x5FAB, 0x7CBF, 0x95D3, 0xB6C7, 0xD3FB, 0xF0EF, 0x2204, 0x0110, 0x642C, 0x4738, 0xAE54, 0x8D40, 0xE87C, 0xCB68, 0x2A85, 0x0991, 0x6CAD, 0x4FB9, 0xA6D5, 0x85C1, 0xE0FD, 0xC3E9, 0x3306, 0x1012, 0x752E, 0x563A, 0xBF56, 0x9C42, 0xF97E, 0xDA6A, 0x3B87, 0x1893, 0x7DAF, 0x5EBB, 0xB7D7, 0x94C3, 0xF1FF, 0xD2EB, 0x4408, 0x671C, 0x0220, 0x2134, 0xC858, 0xEB4C, 0x8E70, 0xAD64, 0x4C89, 0x6F9D, 0x0AA1, 0x29B5, 0xC0D9, 0xE3CD, 0x86F1, 0xA5E5, 0x550A, 0x761E, 0x1322, 0x3036, 0xD95A, 0xFA4E, 0x9F72, 0xBC66, 0x5D8B, 0x7E9F, 0x1BA3, 0x38B7, 0xD1DB, 0xF2CF, 0x97F3, 0xB4E7, 0x660C, 0x4518, 0x2024, 0x0330, 0xEA5C, 0xC948, 0xAC74, 0x8F60, 0x6E8D, 0x4D99, 0x28A5, 0x0BB1, 0xE2DD, 0xC1C9, 0xA4F5, 0x87E1, 0x770E, 0x541A, 0x3126, 0x1232, 0xFB5E, 0xD84A, 0xBD76, 0x9E62, 0x7F8F, 0x5C9B, 0x39A7, 0x1AB3, 0xF3DF, 0xD0CB, 0xB5F7, 0x96E3, 0x8810, 0xAB04, 0xCE38, 0xED2C, 0x0440, 0x2754, 0x4268, 0x617C, 0x8091, 0xA385, 0xC6B9, 0xE5AD, 0x0CC1, 0x2FD5, 0x4AE9, 0x69FD, 0x9912, 0xBA06, 0xDF3A, 0xFC2E, 0x1542, 0x3656, 0x536A, 0x707E, 0x9193, 0xB287, 0xD7BB, 0xF4AF, 0x1DC3, 0x3ED7, 0x5BEB, 0x78FF, 0xAA14, 0x8900, 0xEC3C, 0xCF28, 0x2644, 0x0550, 0x606C, 0x4378, 0xA295, 0x8181, 0xE4BD, 0xC7A9, 0x2EC5, 0x0DD1, 0x68ED, 0x4BF9, 0xBB16, 0x9802, 0xFD3E, 0xDE2A, 0x3746, 0x1452, 0x716E, 0x527A, 0xB397, 0x9083, 0xF5BF, 0xD6AB, 0x3FC7, 0x1CD3, 0x79EF, 0x5AFB, 0xCC18, 0xEF0C, 0x8A30, 0xA924, 0x4048, 0x635C, 0x0660, 0x2574, 0xC499, 0xE78D, 0x82B1, 0xA1A5, 0x48C9, 0x6BDD, 0x0EE1, 0x2DF5, 0xDD1A, 0xFE0E, 0x9B32, 0xB826, 0x514A, 0x725E, 0x1762, 0x3476, 0xD59B, 0xF68F, 0x93B3, 0xB0A7, 0x59CB, 0x7ADF, 0x1FE3, 0x3CF7, 0xEE1C, 0xCD08, 0xA834, 0x8B20, 0x624C, 0x4158, 0x2464, 0x0770, 0xE69D, 0xC589, 0xA0B5, 0x83A1, 0x6ACD, 0x49D9, 0x2CE5, 0x0FF1, 0xFF1E, 0xDC0A, 0xB936, 0x9A22, 0x734E, 0x505A, 0x3566, 0x1672, 0xF79F, 0xD48B, 0xB1B7, 0x92A3, 0x7BCF, 0x58DB, 0x3DE7, 0x1EF3};const unsigned long CRC32_Channel1_Table[256] ={ 0x00000000, 0x1942b361, 0x328566c2, 0x2bc7d5a3, 0x650acd84, 0x7c487ee5, 0x578fab46, 0x4ecd1827, 0xca159b08, 0xd3572869, 0xf890fdca, 0xe1d24eab, 0xaf1f568c, 0xb65de5ed, 0x9d9a304e, 0x84d8832f, 0x18ce5601, 0x018ce560, 0x2a4b30c3, 0x330983a2, 0x7dc49b85, 0x648628e4, 0x4f41fd47, 0x56034e26, 0xd2dbcd09, 0xcb997e68, 0xe05eabcb, 0xf91c18aa, 0xb7d1008d, 0xae93b3ec, 0x8554664f, 0x9c16d52e, 0x319cac02, 0x28de1f63, 0x0319cac0, 0x1a5b79a1, 0x54966186, 0x4dd4d2e7, 0x66130744, 0x7f51b425, 0xfb89370a, 0xe2cb846b, 0xc90c51c8, 0xd04ee2a9, 0x9e83fa8e, 0x87c149ef, 0xac069c4c, 0xb5442f2d, 0x2952fa03, 0x30104962, 0x1bd79cc1, 0x02952fa0, 0x4c583787, 0x551a84e6, 0x7edd5145, 0x679fe224, 0xe347610b, 0xfa05d26a, 0xd1c207c9, 0xc880b4a8, 0x864dac8f, 0x9f0f1fee, 0xb4c8ca4d, 0xad8a792c, 0x63395804, 0x7a7beb65, 0x51bc3ec6, 0x48fe8da7, 0x06339580, 0x1f7126e1, 0x34b6f342, 0x2df44023, 0xa92cc30c, 0xb06e706d, 0x9ba9a5ce, 0x82eb16af, 0xcc260e88, 0xd564bde9, 0xfea3684a, 0xe7e1db2b, 0x7bf70e05, 0x62b5bd64, 0x497268c7, 0x5030dba6, 0x1efdc381, 0x07bf70e0, 0x2c78a543, 0x353a1622, 0xb1e2950d, 0xa8a0266c, 0x8367f3cf, 0x9a2540ae, 0xd4e85889, 0xcdaaebe8, 0xe66d3e4b, 0xff2f8d2a, 0x52a5f406, 0x4be74767, 0x602092c4, 0x796221a5, 0x37af3982, 0x2eed8ae3, 0x052a5f40, 0x1c68ec21, 0x98b06f0e, 0x81f2dc6f, 0xaa3509cc, 0xb377baad, 0xfdbaa28a, 0xe4f811eb, 0xcf3fc448, 0xd67d7729, 0x4a6ba207, 0x53291166, 0x78eec4c5, 0x61ac77a4, 0x2f616f83, 0x3623dce2, 0x1de40941, 0x4a6ba20, 0x807e390f, 0x993c8a6e, 0xb2fb5fcd, 0xabb9ecac, 0xe574f48b, 0xfc3647ea, 0xd7f19249, 0xceb32128, 0xc672b008, 0xdf300369, 0xf4f7d6ca, 0xedb565ab, 0xa3787d8c, 0xba3aceed, 0x91fd1b4e, 0x88bfa82f, 0x0c672b00, 0x15259861, 0x3ee24dc2, 0x27a0fea3, 0x696de684, 0x702f55e5, 0x5be88046, 0x42aa3327, 0xdebce609, 0xc7fe5568, 0xec3980cb, 0xf57b33aa, 0xbbb62b8d, 0xa2f498ec, 0x89334d4f, 0x9071fe2e, 0x14a97d01, 0x0debce60, 0x262c1bc3, 0x3f6ea8a2, 0x71a3b085, 0x68e103e4, 0x4326d647, 0x5a646526, 0xf7ee1c0a, 0xeeacaf6b, 0xc56b7ac8, 0xdc29c9a9, 0x92e4d18e, 0x8ba662ef, 0xa061b74c, 0xb923042d, 0x3dfb8702, 0x24b93463, 0x0f7ee1c0, 0x163c52a1, 0x58f14a86, 0x41b3f9e7, 0x6a742c44, 0x73369f25, 0xef204a0b, 0xf662f96a, 0xdda52cc9, 0xc4e79fa8, 0x8a2a878f, 0x936834ee, 0xb8afe14d, 0xa1ed522c, 0x2535d103, 0x3c776262, 0x17b0b7c1, 0x0ef204a0, 0x403f1c87, 0x597dafe6, 0x72ba7a45, 0x6bf8c924, 0xa54be80c, 0xbc095b6d, 0x97ce8ece, 0x8e8c3daf, 0xc0412588, 0xd90396e9, 0xf2c4434a, 0xeb86f02b, 0x6f5e7304, 0x761cc065, 0x5ddb15c6, 0x4499a6a7, 0x0a54be80, 0x13160de1, 0x38d1d842, 0x21936b23, 0xbd85be0d, 0xa4c70d6c, 0x8f00d8cf, 0x96426bae, 0xd88f7389, 0xc1cdc0e8, 0xea0a154b, 0xf348a62a, 0x77902505, 0x6ed29664, 0x451543c7, 0x5c57f0a6, 0x129ae881, 0x0bd85be0, 0x201f8e43, 0x395d3d22, 0x94d7440e, 0x8d95f76f, 0xa65222cc, 0xbf1091ad, 0xf1dd898a, 0xe89f3aeb, 0xc358ef48, 0xda1a5c29, 0x5ec2df06, 0x47806c67, 0x6c47b9c4, 0x75050aa5, 0x3bc81282, 0x228aa1e3, 0x094d7440, 0x100fc721, 0x8c19120f, 0x955ba16e, 0xbe9c74cd, 0xa7dec7ac, 0xe913df8b, 0xf0516cea, 0xdb96b949, 0xc2d40a28, 0x460c8907, 0x5f4e3a66, 0x7489efc5, 0x6dcb5ca4, 0x23064483, 0x3a44f7e2, 0x11832241, 0x08c19120};const unsigned long CRC32_Channel2_Table[256] ={ 0x00000000, 0x1ef09c7e, 0x3de138fc, 0x2311a482, 0x7bc271f8, 0x6532ed86, 0x46234904, 0x58d3d57a, 0xf784e3f0, 0xe9747f8e, 0xca65db0c, 0xd4954772, 0x8c469208, 0x92b60e76, 0xb1a7aaf4, 0xaf57368a, 0xff048983, 0xe1f415fd, 0xc2e5b17f, 0xdc152d01, 0x84c6f87b, 0x9a366405, 0xb927c087, 0xa7d75cf9, 0x08806a73, 0x1670f60d, 0x3561528f, 0x2b91cef1, 0x73421b8b, 0x6db287f5, 0x4ea32377, 0x5053bf09, 0xee045d65, 0xf0f4c11b, 0xd3e56599, 0xcd15f9e7, 0x95c62c9d, 0x8b36b0e3, 0xa8271461, 0xb6d7881f, 0x1980be95, 0x077022eb, 0x24618669, 0x3a911a17, 0x6242cf6d, 0x7cb25313, 0x5fa3f791, 0x41536bef, 0x1100d4e6, 0x0ff04898, 0x2ce1ec1a, 0x32117064, 0x6ac2a51e, 0x74323960, 0x57239de2, 0x49d3019c, 0xe6843716, 0xf874ab68, 0xdb650fea, 0xc5959394, 0x9d4646ee, 0x83b6da90, 0xa0a77e12, 0xbe57e26c, 0xcc05f4a9, 0xd2f568d7, 0xf1e4cc55, 0xef14502b, 0xb7c78551, 0xa937192f, 0x8a26bdad, 0x94d621d3, 0x3b811759, 0x25718b27, 0x06602fa5, 0x1890b3db, 0x404366a1, 0x5eb3fadf, 0x7da25e5d, 0x6352c223, 0x33017d2a, 0x2df1e154, 0x0ee045d6, 0x1010d9a8, 0x48c30cd2, 0x563390ac, 0x7522342e, 0x6bd2a850, 0xc4859eda, 0xda7502a4, 0xf964a626, 0xe7943a58, 0xbf47ef22, 0xa1b7735c, 0x82a6d7de, 0x9c564ba0, 0x2201a9cc, 0x3cf135b2, 0x1fe09130, 0x01100d4e, 0x59c3d834, 0x4733444a, 0x6422e0c8, 0x7ad27cb6, 0xd5854a3c, 0xcb75d642, 0xe86472c0, 0xf694eebe, 0xae473bc4, 0xb0b7a7ba, 0x93a60338, 0x8d569f46, 0xdd05204f, 0xc3f5bc31, 0xe0e418b3, 0xfe1484cd, 0xa6c751b7, 0xb837cdc9, 0x9b26694b, 0x85d6f535, 0x2a81c3bf, 0x34715fc1, 0x1760fb43, 0x0990673d, 0x5143b247, 0x4fb32e39, 0x6ca28abb, 0x725216c5, 0x8806a731, 0x96f63b4f, 0xb5e79fcd, 0xab1703b3, 0xf3c4d6c9, 0xed344ab7, 0xce25ee35, 0xd0d5724b, 0x7f8244c1, 0x6172d8bf, 0x42637c3d, 0x5c93e043, 0x04403539, 0x1ab0a947, 0x39a10dc5, 0x275191bb, 0x77022eb2, 0x69f2b2cc, 0x4ae3164e, 0x54138a30, 0x0cc05f4a, 0x1230c334, 0x312167b6, 0x2fd1fbc8, 0x8086cd42, 0x9e76513c, 0xbd67f5be, 0xa39769c0, 0xfb44bcba, 0xe5b420c4, 0xc6a58446, 0xd8551838, 0x6602fa54, 0x78f2662a, 0x5be3c2a8, 0x45135ed6, 0x1dc08bac, 0x033017d2, 0x2021b350, 0x3ed12f2e, 0x918619a4, 0x8f7685da, 0xac672158, 0xb297bd26, 0xea44685c, 0xf4b4f422, 0xd7a550a0, 0xc955ccde, 0x990673d7, 0x87f6efa9, 0xa4e74b2b, 0xba17d755, 0xe2c4022f, 0xfc349e51, 0xdf253ad3, 0xc1d5a6ad, 0x6e829027, 0x70720c59, 0x5363a8db, 0x4d9334a5, 0x1540e1df, 0x0bb07da1, 0x28a1d923, 0x3651455d, 0x44035398, 0x5af3cfe6, 0x79e26b64, 0x6712f71a, 0x3fc12260, 0x2131be1e, 0x02201a9c, 0x1cd086e2, 0xb387b068, 0xad772c16, 0x8e668894, 0x909614ea, 0xc845c190, 0xd6b55dee, 0xf5a4f96c, 0xeb546512, 0xbb07da1b, 0xa5f74665, 0x86e6e2e7, 0x98167e99, 0xc0c5abe3, 0xde35379d, 0xfd24931f, 0xe3d40f61, 0x4c8339eb, 0x5273a595, 0x71620117, 0x6f929d69, 0x37414813, 0x29b1d46d, 0x0aa070ef, 0x1450ec91, 0xaa070efd, 0xb4f79283, 0x97e63601, 0x8916aa7f, 0xd1c57f05, 0xcf35e37b, 0xec2447f9, 0xf2d4db87, 0x5d83ed0d, 0x43737173, 0x6062d5f1, 0x7e92498f, 0x26419cf5, 0x38b1008b, 0x1ba0a409, 0x05503877, 0x5503877e, 0x4bf31b00, 0x68e2bf82, 0x761223fc, 0x2ec1f686, 0x30316af8, 0x1320ce7a, 0x0dd05204, 0xa287648e, 0xbc77f8f0, 0x9f665c72, 0x8196c00c, 0xd9451576, 0xc7b58908, 0xe4a42d8a, 0xfa54b1f4};

 

CRC.h

/*** @file CRC.h* @brief* @author Hao Liming CRC封装,不太完整,之后再进行封装* @date 2009-12-22 15:35:29* @version* <pre><b>copyright: /b></pre>* <pre><b>email: </b>[e-mail]</pre>* <pre><b>company: </b>http://blog.csdn.net/donhao</pre>* <pre><b>All rights reserved.</b></pre>* <pre><b>modification:</b></pre>* <pre>Write modifications here.</pre>*/#ifndef _CRC_H#define _CRC_H#include "CRC_Table.h"/*** @brief CRC_Build_CRC16_Table** 根据多项式和顺序决定CRC表* @param[in] polynomial 多项式* @param[out] crc_table CRC表* @param[in] lsb_first 1为逆序, 我们通常用正序0* @return int */int CRC_Build_CRC16_Table(unsigned long polynomial, unsigned short* crc_table, int lsb_first);/*** @brief** 根据种子和顺序决定CRC校验码* @param[in] pBuffer 被校验的数据* @param[in] bufferLen 被校验的数据长度(字节)* @param[in] pCRC 返回CRC校验码* @param[in] seed CRC种子* @param[in] crc_table CRC表* @param[in] lsb_first 0是正序, 1是逆序* @return int*/int CRC_Calculate_CRC16(const unsigned char *pBuffer, unsigned long bufferLen, unsigned short* pCRC, register unsigned long seed, const unsigned short* crc_table, int lsb_first);/*** @brief CRC_Calculate_CRC32** Detailed description.* @param[in] pBuffer 被校验的数据* @param[in] bufferLen 被校验的数据长度(字节)* @param[in] pCRC 返回CRC校验码* @param[in] CRC32Table CRC表* @return int */int CRC_Calculate_CRC32(const unsigned char* pBuffer, unsigned long bufferLen, unsigned long* pCRC, const unsigned long* CRC32Table);#endif

 

CRC.c

/*** @file CRC.c* @brief* @author Hao Liming* @date 2009-12-22 15:35:46* @version* <pre><b>copyright: /b></pre>* <pre><b>email: </b>[e-mail]</pre>* <pre><b>company: </b>http://blog.csdn.net/donhao</pre>* <pre><b>All rights reserved.</b></pre>* <pre><b>modification:</b></pre>* <pre>Write modifications here.</pre>*/#include "CRC.h"/** @brief 计算CRC32时使用 */static const unsigned char CRC_TabReflect[256] ={ 0x00, 0x80, 0x40, 0xC0, 0x20, 0xA0, 0x60, 0xE0, 0x10, 0x90, 0x50, 0xD0, 0x30, 0xB0, 0x70, 0xF0, 0x08, 0x88, 0x48, 0xC8, 0x28, 0xA8, 0x68, 0xE8, 0x18, 0x98, 0x58, 0xD8, 0x38, 0xB8, 0x78, 0xF8, 0x04, 0x84, 0x44, 0xC4, 0x24, 0xA4, 0x64, 0xE4, 0x14, 0x94, 0x54, 0xD4, 0x34, 0xB4, 0x74, 0xF4, 0x0C, 0x8C, 0x4C, 0xCC, 0x2C, 0xAC, 0x6C, 0xEC, 0x1C, 0x9C, 0x5C, 0xDC, 0x3C, 0xBC, 0x7C, 0xFC, 0x02, 0x82, 0x42, 0xC2, 0x22, 0xA2, 0x62, 0xE2, 0x12, 0x92, 0x52, 0xD2, 0x32, 0xB2, 0x72, 0xF2, 0x0A, 0x8A, 0x4A, 0xCA, 0x2A, 0xAA, 0x6A, 0xEA, 0x1A, 0x9A, 0x5A, 0xDA, 0x3A, 0xBA, 0x7A, 0xFA, 0x06, 0x86, 0x46, 0xC6, 0x26, 0xA6, 0x66, 0xE6, 0x16, 0x96, 0x56, 0xD6, 0x36, 0xB6, 0x76, 0xF6, 0x0E, 0x8E, 0x4E, 0xCE, 0x2E, 0xAE, 0x6E, 0xEE, 0x1E, 0x9E, 0x5E, 0xDE, 0x3E, 0xBE, 0x7E, 0xFE, 0x01, 0x81, 0x41, 0xC1, 0x21, 0xA1, 0x61, 0xE1, 0x11, 0x91, 0x51, 0xD1, 0x31, 0xB1, 0x71, 0xF1, 0x09, 0x89, 0x49, 0xC9, 0x29, 0xA9, 0x69, 0xE9, 0x19, 0x99, 0x59, 0xD9, 0x39, 0xB9, 0x79, 0xF9, 0x05, 0x85, 0x45, 0xC5, 0x25, 0xA5, 0x65, 0xE5, 0x15, 0x95, 0x55, 0xD5, 0x35, 0xB5, 0x75, 0xF5, 0x0D, 0x8D, 0x4D, 0xCD, 0x2D, 0xAD, 0x6D, 0xED, 0x1D, 0x9D, 0x5D, 0xDD, 0x3D, 0xBD, 0x7D, 0xFD, 0x03, 0x83, 0x43, 0xC3, 0x23, 0xA3, 0x63, 0xE3, 0x13, 0x93, 0x53, 0xD3, 0x33, 0xB3, 0x73, 0xF3, 0x0B, 0x8B, 0x4B, 0xCB, 0x2B, 0xAB, 0x6B, 0xEB, 0x1B, 0x9B, 0x5B, 0xDB, 0x3B, 0xBB, 0x7B, 0xFB, 0x07, 0x87, 0x47, 0xC7, 0x27, 0xA7, 0x67, 0xE7, 0x17, 0x97, 0x57, 0xD7, 0x37, 0xB7, 0x77, 0xF7, 0x0F, 0x8F, 0x4F, 0xCF, 0x2F, 0xAF, 0x6F, 0xEF, 0x1F, 0x9F, 0x5F, 0xDF, 0x3F, 0xBF, 0x7F, 0xFF};int CRC_Build_CRC16_Table(unsigned long polynomial, unsigned short* crc_table, int lsb_first){ register int j = 0; register unsigned long crc = 0; int i = 0; if (NULL == crc_table) { return -1; } if (lsb_first) { for (i = 0; i < 256; ++i) { crc = i; for (j = 8; j > 0; --j) { if (crc & 1) { crc = (crc >> 1) ^ polynomial; } else { crc >>= 1; } } crc_table [i] = (unsigned short)crc; } } else { for (i = 0; i < 256; ++i) { crc = i << 8; for (j = 0; j < 8; ++j) { if (crc & 0x8000) { crc = (crc << 1) ^ polynomial; } else { crc <<= 1; } } crc_table[i] = (unsigned short)crc; } } return 0;}int CRC_Calculate_CRC16(const unsigned char *pBuffer, unsigned long bufferLen, unsigned short* pCRC, register unsigned long seed, const unsigned short* crc_table, int lsb_first){ register unsigned long halfOfCRC = 0; const unsigned char* ptr_buffer = NULL; if ((NULL == pBuffer) || (NULL == crc_table) || (NULL == pCRC)) { return -1; } ptr_buffer = pBuffer; while (bufferLen != 0) { --bufferLen; if (lsb_first) { halfOfCRC = (seed >> 8) & 0x00FF; } else { halfOfCRC = seed << 8; seed >>= 8; } seed = crc_table [(seed ^(unsigned long)*ptr_buffer++) & 0xFF]; seed ^= halfOfCRC; } *pCRC = (unsigned short)seed; return 0;}int CRC_Calculate_CRC32(const unsigned char* pBuffer, unsigned long bufferLen, unsigned long* pCRC, const unsigned long* CRC32Table){ unsigned long i = 0; unsigned long x = 0; unsigned char y = 0; if ((NULL == CRC32Table) || (NULL == pCRC) || (NULL == pBuffer)) { return -1; } for (i = 0; i < bufferLen; ++i) { y = CRC_TabReflect[pBuffer[i]]; x = (x >> 8) ^ CRC32Table[(x ^ y) & 0xFF]; } *pCRC = x; return 0;}