ГОСТ 33465-2023. Межгосударственный стандарт. Глобальная навигационная спутниковая система. Система экстренного реагирования при авариях. Протоколы обмена данными устройства/системы вызова экстренных оперативных служб с инфраструктурой системы экстренного реагирования при авариях

Name : CRC-8

Poly : 0x31

x^8 + x^5 + x^4 + 1

Init : 0xFF

Revert: false

XorOut: 0x00

Check : 0xF7 ("123456789")

*/

const unsigned char CRC8Table[256] - {

0x00, 0x31, 0x62, 0x53, 0xC4, 0xF5, 0xA6, 0x97,

0xB9, 0x88, 0xDB, 0xEA, 0x7D, 0x4C, 0x1F, 0x2E,

0x43, 0x72, 0x21, 0x10, 0x87, 0xB6, 0xE5, 0xD4,

0xFA, 0xCB, 0x98, 0xA9, 0x3E, 0x0F, 0x5C, 0x6D,

0x86, 0xB7, 0xE4, 0xD5, 0x42, 0x73, 0x20, 0x11,

0x3F, 0x0E, 0x5D, 0x6C, 0xFB, 0xCA, 0x99, 0xA8,

0xC5, 0xF4, 0xA7, 0x96, 0x01, 0x30, 0x63, 0x52,

0x7C, 0x4D, 0x1E, 0x2F, 0xB8, 0x89, 0xDA, 0xEB,

0x3D, 0x0C, 0x5F, 0x6E, 0xF9, 0xC8, 0x9B, 0xAA,

0x84, 0xB5, 0xE6, 0xD7, 0x40, 0x71, 0x22, 0x13,

0x7E, 0x4F, 0x1C, 0x2D, 0xBA, 0x8B, 0xD8, 0xE9,

0xC7, 0xF6, 0xA5, 0x94, 0x03, 0x32, 0x61, 0x50,

0xBB, 0x8A, 0xD9, 0xE8, 0x7F, 0x4E, 0x1D, 0x2C,

0x02, 0x33, 0x60, 0x51, 0xC6, 0xF7, 0xA4, 0x95,

0xF8, 0xC9, 0x9A, 0xAB, 0x3C, 0x0D, 0x5E, 0x6F,

0x41, 0x70, 0x23, 0x12, 0x85, 0xB4, 0xE7, 0xD6,

0x7A, 0x4B, 0x18, 0x29, 0xBE, 0x8F, 0xDC, 0xED,

0xC3, 0xF2, 0xA1, 0x90, 0x07, 0x36, 0x65, 0x54,

0x39, 0x08, 0x5B, 0x6A, 0xFD, 0xCC, 0x9F, 0xAE,

0x80, 0xB1, 0xE2, 0xD3, 0x44, 0x75, 0x26, 0x17,

0xFC, 0xCD, 0x9E, 0xAF, 0x38, 0x09, 0x5A, 0x6B,

0x45, 0x74, 0x27, 0x16, 0x81, 0xB0, 0xE3, 0xD2,

0xBF, 0x8E, 0xDD, 0xEC, 0x7B, 0x4A, 0x19, 0x28,

0x06, 0x37, 0x64, 0x55, 0xC2, 0xF3, 0xA0, 0x91,

0x47, 0x76, 0x25, 0x14, 0x83, 0xB2, 0xE1, 0xD0,

0xFE, 0xCF, 0x9C, 0xAD, 0x3A, 0x0B, 0x58, 0x69,

0x04, 0x35, 0x66, 0x57, 0xC0, 0xF1, 0xA2, 0x93,

0xBD, 0x8C, 0xDF, 0xEE, 0x79, 0x48, 0x1B, 0x2A,

0xC1, 0xF0, 0xA3, 0x92, 0x05, 0x34, 0x67, 0x56,

0x78, 0x49, 0x1A, 0x2B, 0xBC, 0x8D, 0xDE, 0xEF,

0x82, 0xB3, 0xE0, 0xD1, 0x46, 0x77, 0x24, 0x15,

0x3B, 0x0A, 0x59, 0x68, 0xFF, 0xCE, 0x9D, 0xAC

};

unsigned char CRC8(unsigned char *lpBlock, unsigned char len)

{

unsigned char crc - 0xFF;

while (len--)

crc - CRC8Table[crc ^ *lpBlock++];

return crc;

}