应用HotAjax自动生成CRC算法的C语言源码
例如需要生成STM32的CRC32
步骤：
1. 打开网页http://www.hotpower.org/HotAjax/HotPower_HotAjax.html
2. 选择 crc32_stm32
3. 在“功能”下拉框内，选择“CRC位域表及算法”
4. 将输出文件格式由“.TXT”改为“.C”
5. 点击“清空”，清空上面的多行编辑框
6. 点击“大表”，即可得到下面的C语言的源码程序
//CRC位域8表(大端):
const unsigned long CRCL32_04C11DB7_Table[256] = {
0x00000000L,0x04C11DB7L,0x09823B6EL,0x0D4326D9L,0x130476DCL,0x17C56B6BL,0x1A864DB2L,0x1E475005L,
0x2608EDB8L,0x22C9F00FL,0x2F8AD6D6L,0x2B4BCB61L,0x350C9B64L,0x31CD86D3L,0x3C8EA00AL,0x384FBDBDL,
0x4C11DB70L,0x48D0C6C7L,0x4593E01EL,0x4152FDA9L,0x5F15ADACL,0x5BD4B01BL,0x569796C2L,0x52568B75L,
0x6A1936C8L,0x6ED82B7FL,0x639B0DA6L,0x675A1011L,0x791D4014L,0x7DDC5DA3L,0x709F7B7AL,0x745E66CDL,
0x9823B6E0L,0x9CE2AB57L,0x91A18D8EL,0x95609039L,0x8B27C03CL,0x8FE6DD8BL,0x82A5FB52L,0x8664E6E5L,
0xBE2B5B58L,0xBAEA46EFL,0xB7A96036L,0xB3687D81L,0xAD2F2D84L,0xA9EE3033L,0xA4AD16EAL,0xA06C0B5DL,
0xD4326D90L,0xD0F37027L,0xDDB056FEL,0xD9714B49L,0xC7361B4CL,0xC3F706FBL,0xCEB42022L,0xCA753D95L,
0xF23A8028L,0xF6FB9D9FL,0xFBB8BB46L,0xFF79A6F1L,0xE13EF6F4L,0xE5FFEB43L,0xE8BCCD9AL,0xEC7DD02DL,
0x34867077L,0x30476DC0L,0x3D044B19L,0x39C556AEL,0x278206ABL,0x23431B1CL,0x2E003DC5L,0x2AC12072L,
0x128E9DCFL,0x164F8078L,0x1B0CA6A1L,0x1FCDBB16L,0x018AEB13L,0x054BF6A4L,0x0808D07DL,0x0CC9CDCAL,
0x7897AB07L,0x7C56B6B0L,0x71159069L,0x75D48DDEL,0x6B93DDDBL,0x6F52C06CL,0x6211E6B5L,0x66D0FB02L,
0x5E9F46BFL,0x5A5E5B08L,0x571D7DD1L,0x53DC6066L,0x4D9B3063L,0x495A2DD4L,0x44190B0DL,0x40D816BAL,
0xACA5C697L,0xA864DB20L,0xA527FDF9L,0xA1E6E04EL,0xBFA1B04BL,0xBB60ADFCL,0xB6238B25L,0xB2E29692L,
0x8AAD2B2FL,0x8E6C3698L,0x832F1041L,0x87EE0DF6L,0x99A95DF3L,0x9D684044L,0x902B669DL,0x94EA7B2AL,
0xE0B41DE7L,0xE4750050L,0xE9362689L,0xEDF73B3EL,0xF3B06B3BL,0xF771768CL,0xFA325055L,0xFEF34DE2L,
0xC6BCF05FL,0xC27DEDE8L,0xCF3ECB31L,0xCBFFD686L,0xD5B88683L,0xD1799B34L,0xDC3ABDEDL,0xD8FBA05AL,
0x690CE0EEL,0x6DCDFD59L,0x608EDB80L,0x644FC637L,0x7A089632L,0x7EC98B85L,0x738AAD5CL,0x774BB0EBL,
0x4F040D56L,0x4BC510E1L,0x46863638L,0x42472B8FL,0x5C007B8AL,0x58C1663DL,0x558240E4L,0x51435D53L,
0x251D3B9EL,0x21DC2629L,0x2C9F00F0L,0x285E1D47L,0x36194D42L,0x32D850F5L,0x3F9B762CL,0x3B5A6B9BL,
0x0315D626L,0x07D4CB91L,0x0A97ED48L,0x0E56F0FFL,0x1011A0FAL,0x14D0BD4DL,0x19939B94L,0x1D528623L,
0xF12F560EL,0xF5EE4BB9L,0xF8AD6D60L,0xFC6C70D7L,0xE22B20D2L,0xE6EA3D65L,0xEBA91BBCL,0xEF68060BL,
0xD727BBB6L,0xD3E6A601L,0xDEA580D8L,0xDA649D6FL,0xC423CD6AL,0xC0E2D0DDL,0xCDA1F604L,0xC960EBB3L,
0xBD3E8D7EL,0xB9FF90C9L,0xB4BCB610L,0xB07DABA7L,0xAE3AFBA2L,0xAAFBE615L,0xA7B8C0CCL,0xA379DD7BL,
0x9B3660C6L,0x9FF77D71L,0x92B45BA8L,0x9675461FL,0x8832161AL,0x8CF30BADL,0x81B02D74L,0x857130C3L,
0x5D8A9099L,0x594B8D2EL,0x5408ABF7L,0x50C9B640L,0x4E8EE645L,0x4A4FFBF2L,0x470CDD2BL,0x43CDC09CL,
0x7B827D21L,0x7F436096L,0x7200464FL,0x76C15BF8L,0x68860BFDL,0x6C47164AL,0x61043093L,0x65C52D24L,
0x119B4BE9L,0x155A565EL,0x18197087L,0x1CD86D30L,0x029F3D35L,0x065E2082L,0x0B1D065BL,0x0FDC1BECL,
0x3793A651L,0x3352BBE6L,0x3E119D3FL,0x3AD08088L,0x2497D08DL,0x2056CD3AL,0x2D15EBE3L,0x29D4F654L,
0xC5A92679L,0xC1683BCEL,0xCC2B1D17L,0xC8EA00A0L,0xD6AD50A5L,0xD26C4D12L,0xDF2F6BCBL,0xDBEE767CL,
0xE3A1CBC1L,0xE760D676L,0xEA23F0AFL,0xEEE2ED18L,0xF0A5BD1DL,0xF464A0AAL,0xF9278673L,0xFDE69BC4L,
0x89B8FD09L,0x8D79E0BEL,0x803AC667L,0x84FBDBD0L,0x9ABC8BD5L,0x9E7D9662L,0x933EB0BBL,0x97FFAD0CL,
0xAFB010B1L,0xAB710D06L,0xA6322BDFL,0xA2F33668L,0xBCB4666DL,0xB8757BDAL,0xB5365D03L,0xB1F740B4L
};
//CRC位域8查表算法(大端):
unsigned long GetCRCL32_04C11DB7_FFFFFFFF_00000000_Table(unsigned char *crcBuff, unsigned char crcLen) {
unsigned char i;
unsigned long crc = 0xFFFFFFFF;
for(i = 0; i < crcLen; i ++) {
crc = (crc << 8) ^ CRCL32_04C11DB7_Table[(crc >> 24) ^ crcBuff];
}
return crc;
}
void main() {
const unsigned char dataTable[] = "\x01\x23\x45\x67\x89\xAB\xCD\xEF";
unsigned long crc;
crc = GetCRCL32_04C11DB7_FFFFFFFF_00000000_Table((unsigned char *)dataTable, sizeof(dataTable) - 1);
while(1);
}
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