32位CRC校验程序，实际项目使用，还有校验CRC函数

/******************************************************************************/ #include "Typedef.h" #include "CRC.h" /******************************************************************************/ /**@brief CRC校验表 */ /******************************************************************************/ static const uint16_t aus_CrcTable[256]= { 0,4129U, 8258U, 12387U, 16516U, 20645U, 24774U, 28903U, 33032U, 37161U, 41290U, 45419U, 49548U, 53677U, 57806U, 61935U, 4657U, 528U, 12915U, 8786U, 21173U, 17044U, 29431U, 25302U, 37689U, 33560U, 45947U, 41818U, 54205U, 50076U, 62463U, 58334U,9314U, 13379U, 1056U, 5121U, 25830U, 29895U, 17572U, 21637U, 42346U, 46411U, 34088U, 38153U, 58862U, 62927U, 50604U, 54669U, 13907U, 9842U, 5649U, 1584U, 30423U, 26358U, 22165U, 18100U, 46939U, 42874U, 38681U, 34616U, 63455U, 59390U, 55197U, 51132U, 18628U, 22757U, 26758U, 30887U, 2112U, 6241U, 10242U, 14371U, 51660U, 55789U, 59790U, 63919U, 35144U, 39273U, 43274U, 47403U, 23285U, 19156U, 31415U, 27286U, 6769U, 2640U, 14899U, 10770U, 56317U, 52188U, 64447U, 60318U, 39801U, 35672U, 47931U, 43802U, 27814U, 31879U, 19684U, 23749U, 11298U, 15363U, 3168U, 7233U, 60846U, 64911U, 52716U, 56781U, 44330U, 48395U, 36200U, 40265U, 32407U, 28342U, 24277U, 20212U, 15891U, 11826U, 7761U, 3696U, 65439U, 61374U, 57309U, 53244U, 48923U, 44858U, 40793U, 36728U, 37256U, 33193U, 45514U, 41451U, 53516U, 49453U, 61774U, 57711U, 4224U, 161U, 12482U, 8419U, 20484U, 16421U, 28742U, 24679U, 33721U, 37784U, 41979U, 46042U, 49981U, 54044U, 58239U, 62302U, 689U, 4752U, 8947U, 13010U, 16949U, 21012U, 25207U, 29270U, 46570U, 42443U, 38312U, 34185U, 62830U, 58703U, 54572U, 50445U, 13538U, 9411U, 5280U, 1153U, 29798U, 25671U, 21540U, 17413U, 42971U, 47098U, 34713U, 38840U, 59231U, 63358U, 50973U, 55100U, 9939U, 14066U, 1681U, 5808U, 26199U, 30326U, 17941U, 22068U, 55628U, 51565U, 63758U, 59695U, 39368U, 35305U, 47498U, 43435U, 22596U, 18533U, 30726U, 26663U, 6336U, 2273U, 14466U, 10403U, 52093U, 56156U, 60223U, 64286U, 35833U, 39896U, 43963U, 48026U, 19061U, 23124U, 27191U, 31254U, 2801U, 6864U, 10931U, 14994U, 64814U, 60687U, 56684U, 52557U, 48554U, 44427U, 40424U, 36297U, 31782U, 27655U, 23652U, 19525U, 15522U, 11395U, 7392U, 3265U, 61215U, 65342U, 53085U, 57212U, 44955U, 49082U, 36825U, 40952U, 28183U, 32310U, 20053U, 24180U, 11923U, 16050U, 3793U, 7920U }; static const uint32_t crc32_tab2[] = { 0x00000000U, 0xF4ACFB13U, 0x1DF50D35U, 0xE959F626U, 0x3BEA1A6AU, 0xCF46E179U, 0x261F175FU, 0xD2B3EC4CU, 0x77D434D4U, 0x8378CFC7U, 0x6A2139E1U, 0x9E8DC2F2U, 0x4C3E2EBEU, 0xB892D5ADU, 0x51CB238BU, 0xA567D898U, 0xEFA869A8U, 0x1B0492BBU, 0xF25D649DU, 0x06F19F8EU, 0xD44273C2U, 0x20EE88D1U, 0xC9B77EF7U, 0x3D1B85E4U, 0x987C5D7CU, 0x6CD0A66FU, 0x85895049U, 0x7125AB5AU, 0xA3964716U, 0x573ABC05U, 0xBE634A23U, 0x4ACFB130U, 0x2BFC2843U, 0xDF50D350U, 0x36092576U, 0xC2A5DE65U, 0x10163229U, 0xE4BAC93AU, 0x0DE33F1CU, 0xF94FC40FU, 0x5C281C97U, 0xA884E784U, 0x41DD11A2U, 0xB571EAB1U, 0x67C206FDU, 0x936EFDEEU, 0x7A370BC8U, 0x8E9BF0DBU, 0xC45441EBU, 0x30F8BAF8U, 0xD9A14CDEU, 0x2D0DB7CDU, 0xFFBE5B81U, 0x0B12A092U, 0xE24B56B4U, 0x16E7ADA7U, 0xB380753FU, 0x472C8E2CU, 0xAE75780AU, 0x5AD98319U, 0x886A6F55U, 0x7CC69446U, 0x959F6260U, 0x61339973U, 0x57F85086U, 0xA354AB95U, 0x4A0D5DB3U, 0xBEA1A6A0U, 0x6C124AECU, 0x98BEB1FFU, 0x71E747D9U, 0x854BBCCAU, 0x202C6452U, 0xD4809F41U, 0x3DD96967U, 0xC9759274U, 0x1BC67E38U, 0xEF6A852BU, 0x0633730DU, 0xF29F881EU, 0xB850392EU, 0x4CFCC23DU, 0xA5A5341BU, 0x5109CF08U, 0x83BA2344U, 0x7716D857U, 0x9E4F2E71U, 0x6AE3D562U, 0xCF840DFAU, 0x3B28F6E9U, 0xD27100CFU, 0x26DDFBDCU, 0xF46E1790U, 0x00C2EC83U, 0xE99B1AA5U, 0x1D37E1B6U, 0x7C0478C5U, 0x88A883D6U, 0x61F175F0U, 0x955D8EE3U, 0x47EE62AFU, 0xB34299BCU, 0x5A1B6F9AU, 0xAEB79489U, 0x0BD04C11U, 0xFF7CB702U, 0x16254124U, 0xE289BA37U, 0x303A567BU, 0xC496AD68U, 0x2DCF5B4EU, 0xD963A05DU, 0x93AC116DU, 0x6700EA7EU, 0x8E591C58U, 0x7AF5E74BU, 0xA8460B07U, 0x5CEAF014U, 0xB5B30632U, 0x411FFD21U, 0xE47825B9U, 0x10D4DEAAU, 0xF98D288CU, 0x0D21D39FU, 0xDF923FD3U, 0x2B3EC4C0U, 0xC26732E6U, 0x36CBC9F5U, 0xAFF0A10CU, 0x5B5C5A1FU, 0xB205AC39U, 0x46A9572AU, 0x941ABB66U, 0x60B64075U, 0x89EFB653U, 0x7D434D40U, 0xD82495D8U, 0x2C886ECBU, 0xC5D198EDU, 0x317D63FEU, 0xE3CE8FB2U, 0x176274A1U, 0xFE3B8287U, 0x0A977994U, 0x4058C8A4U, 0xB4F433B7U, 0x5DADC591U, 0xA9013E82U, 0x7BB2D2CEU, 0x8F1E29DDU, 0x6647DFFBU, 0x92EB24E8U, 0x378CFC70U, 0xC3200763U, 0x2A79F145U, 0xDED50A56U, 0x0C66E61AU, 0xF8CA1D09U, 0x1193EB2FU, 0xE53F103CU, 0x840C894FU, 0x70A0725CU, 0x99F9847AU, 0x6D557F69U, 0xBFE69325U, 0x4B4A6836U, 0xA2139E10U, 0x56BF6503U, 0xF3D8BD9BU, 0x07744688U, 0xEE2DB0AEU, 0x1A814BBDU, 0xC832A7F1U, 0x3C9E5CE2U, 0xD5C7AAC4U, 0x216B51D7U, 0x6BA4E0E7U, 0x9F081BF4U, 0x7651EDD2U, 0x82FD16C1U, 0x504EFA8DU, 0xA4E2019EU, 0x4DBBF7B8U, 0xB9170CABU, 0x1C70D433U, 0xE8DC2F20U, 0x0185D906U, 0xF5292215U, 0x279ACE59U, 0xD336354AU, 0x3A6FC36CU, 0xCEC3387FU, 0xF808F18AU, 0x0CA40A99U, 0xE5FDFCBFU, 0x115107ACU, 0xC3E2EBE0U, 0x374E10F3U, 0xDE17E6D5U, 0x2ABB1DC6U, 0x8FDCC55EU, 0x7B703E4DU, 0x9229C86BU, 0x66853378U, 0xB436DF34U, 0x409A2427U, 0xA9C3D201U, 0x5D6F2912U, 0x17A09822U, 0xE30C6331U, 0x0A559517U, 0xFEF96E04U, 0x2C4A8248U, 0xD8E6795BU, 0x31BF8F7DU, 0xC513746EU, 0x6074ACF6U, 0x94D857E5U, 0x7D81A1C3U, 0x892D5AD0U, 0x5B9EB69CU, 0xAF324D8FU, 0x466BBBA9U, 0xB2C740BAU, 0xD3F4D9C9U, 0x275822DAU, 0xCE01D4FCU, 0x3AAD2FEFU, 0xE81EC3A3U, 0x1CB238B0U, 0xF5EBCE96U, 0x01473585U, 0xA420ED1DU, 0x508C160EU, 0xB9D5E028U, 0x4D791B3BU, 0x9FCAF777U, 0x6B660C64U, 0x823FFA42U, 0x76930151U, 0x3C5CB061U, 0xC8F04B72U, 0x21A9BD54U, 0xD5054647U, 0x07B6AA0BU, 0xF31A5118U, 0x1A43A73EU, 0xEEEF5C2DU, 0x4B8884B5U, 0xBF247FA6U, 0x567D8980U, 0xA2D17293U, 0x70629EDFU, 0x84CE65CCU, 0x6D9793EAU, 0x993B68F9U }; /*****************************************************************************/ /* * @brief fn_getCRC32 * 得到CRC校验码 * @param DataBuf待校验数据区指针 * @param len 待校验数据区长度 * @return uint16_t: CRC */ /*****************************************************************************/ uint32_t fn_getCRC32 (IN uint8_t * IN DataBuf, uint32_t len) { uint32_t i = 0U; uint32_t m_CRC = (uint32_t)0U; SOS_Assert(NULLS != DataBuf) for (i = 0U; i < len; i++) { m_CRC = crc32_tab2[((m_CRC >> 24U) ^ DataBuf[i]) & (uint32_t)0xffU] ^ (m_CRC << 8U); } return m_CRC; } /*****************************************************************************/ /** * @brief uint16_t getCrc16 * 计算16位字长数组的CRC16校验值 * @param IN uint16_t aus_Data[]: 需要校验的数据; * @param IN int16_t us_Len: 数据长度 * @return uint16_t:返回校验值 */ /*****************************************************************************/ uint16_t getCrc16(IN uint16_t aus_Data[], IN uint32_t ui_Len) { uint16_t us_Crc = 0x0000U; uint32_t ui_Count = 0U; uint16_t us_Cnt = 0U; uint16_t us_Data = 0U; SOS_Assert(NULLS != aus_Data) us_Cnt = 0U; while( ui_Len > us_Cnt) { us_Data = aus_Data[us_Cnt]>>8U; ui_Count = ((us_Crc>>8U) ^ us_Data)&0XFFU; us_Crc = (us_Crc << 8U) ^ aus_CrcTable[ui_Count]; us_Data = aus_Data[us_Cnt]&0xff; ui_Count = ((us_Crc>>8U) ^ us_Data)&0XFFU; us_Crc = (us_Crc << 8U) ^ aus_CrcTable[ui_Count]; us_Cnt++; } return us_Crc; } /*****************************************************************************/ /** * @brief uint16_t getCrc * 计算8位字长数组的CRC16校验值 * @param IN uint16_t aus_Data[]: 需要校验的数据; * @param IN int16_t us_Len: 数据长度 * @return u