using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace CRC.CRC8
{
class CRC8
{
/*
Algorithm Poly Init RefIn RefOut XorOut
CRC-8 0x07 0x00 false false 0x00
CRC-8/CDMA2000 0x9B 0xFF false false 0x00
CRC-8/DARC 0x39 0x00 true true 0x00
CRC-8/DVB-S2 0xD5 0x00 false false 0x00
CRC-8/EBU 0x1D 0xFF true true 0x00
CRC-8/I-CODE 0x1D 0xFD false false 0x00
CRC-8/ITU 0x07 0x00 false false 0x55
CRC-8/MAXIM 0x31 0x00 true true 0x00
CRC-8/ROHC 0x07 0xFF true true 0x00
CRC-8/WCDMA 0x9B 0x00 true true 0x00
*
*/
#region Table
readonly byte[] Crc8_poly07_Table8 = new byte[256]
{
0x00, 0x07, 0x0E, 0x09, 0x1C, 0x1B, 0x12, 0x15,
0x38, 0x3F, 0x36, 0x31, 0x24, 0x23, 0x2A, 0x2D,
0x70, 0x77, 0x7E, 0x79, 0x6C, 0x6B, 0x62, 0x65,
0x48, 0x4F, 0x46, 0x41, 0x54, 0x53, 0x5A, 0x5D,
0xE0, 0xE7, 0xEE, 0xE9, 0xFC, 0xFB, 0xF2, 0xF5,
0xD8, 0xDF, 0xD6, 0xD1, 0xC4, 0xC3, 0xCA, 0xCD,
0x90, 0x97, 0x9E, 0x99, 0x8C, 0x8B, 0x82, 0x85,
0xA8, 0xAF, 0xA6, 0xA1, 0xB4, 0xB3, 0xBA, 0xBD,
0xC7, 0xC0, 0xC9, 0xCE, 0xDB, 0xDC, 0xD5, 0xD2,
0xFF, 0xF8, 0xF1, 0xF6, 0xE3, 0xE4, 0xED, 0xEA,
0xB7, 0xB0, 0xB9, 0xBE, 0xAB, 0xAC, 0xA5, 0xA2,
0x8F, 0x88, 0x81, 0x86, 0x93, 0x94, 0x9D, 0x9A,
0x27, 0x20, 0x29, 0x2E, 0x3B, 0x3C, 0x35, 0x32,
0x1F, 0x18, 0x11, 0x16, 0x03, 0x04, 0x0D, 0x0A,
0x57, 0x50, 0x59, 0x5E, 0x4B, 0x4C, 0x45, 0x42,
0x6F, 0x68, 0x61, 0x66, 0x73, 0x74, 0x7D, 0x7A,
0x89, 0x8E, 0x87, 0x80, 0x95, 0x92, 0x9B, 0x9C,
0xB1, 0xB6, 0xBF, 0xB8, 0xAD, 0xAA, 0xA3, 0xA4,
0xF9, 0xFE, 0xF7, 0xF0, 0xE5, 0xE2, 0xEB, 0xEC,
0xC1, 0xC6, 0xCF, 0xC8, 0xDD, 0xDA, 0xD3, 0xD4,
0x69, 0x6E, 0x67, 0x60, 0x75, 0x72, 0x7B, 0x7C,
0x51, 0x56, 0x5F, 0x58, 0x4D, 0x4A, 0x43, 0x44,
0x19, 0x1E, 0x17, 0x10, 0x05, 0x02, 0x0B, 0x0C,
0x21, 0x26, 0x2F, 0x28, 0x3D, 0x3A, 0x33, 0x34,
0x4E, 0x49, 0x40, 0x47, 0x52, 0x55, 0x5C, 0x5B,
0x76, 0x71, 0x78, 0x7F, 0x6A, 0x6D, 0x64, 0x63,
0x3E, 0x39, 0x30, 0x37, 0x22, 0x25, 0x2C, 0x2B,
0x06, 0x01, 0x08, 0x0F, 0x1A, 0x1D, 0x14, 0x13,
0xAE, 0xA9, 0xA0, 0xA7, 0xB2, 0xB5, 0xBC, 0xBB,
0x96, 0x91, 0x98, 0x9F, 0x8A, 0x8D, 0x84, 0x83,
0xDE, 0xD9, 0xD0, 0xD7, 0xC2, 0xC5, 0xCC, 0xCB,
0xE6, 0xE1, 0xE8, 0xEF, 0xFA, 0xFD, 0xF4, 0xF3
};
readonly byte[] Crc8_poly9B_Table8 = new byte[256]
{
0x00, 0x9B, 0xAD, 0x36, 0xC1, 0x5A, 0x6C, 0xF7,
0x19, 0x82, 0xB4, 0x2F, 0xD8, 0x43, 0x75, 0xEE,
0x32, 0xA9, 0x9F, 0x04, 0xF3, 0x68, 0x5E, 0xC5,
0x2B, 0xB0, 0x86, 0x1D, 0xEA, 0x71, 0x47, 0xDC,
0x64, 0xFF, 0xC9, 0x52, 0xA5, 0x3E, 0x08, 0x93,
0x7D, 0xE6, 0xD0, 0x4B, 0xBC, 0x27, 0x11, 0x8A,
0x56, 0xCD, 0xFB, 0x60, 0x97, 0x0C, 0x3A, 0xA1,
0x4F, 0xD4, 0xE2, 0x79, 0x8E, 0x15, 0x23, 0xB8,
0xC8, 0x53, 0x65, 0xFE, 0x09, 0x92, 0xA4, 0x3F,
0xD1, 0x4A, 0x7C, 0xE7, 0x10, 0x8B, 0xBD, 0x26,
0xFA, 0x61, 0x57, 0xCC, 0x3B, 0xA0, 0x96, 0x0D,
0xE3, 0x78, 0x4E, 0xD5, 0x22, 0xB9, 0x8F, 0x14,
0xAC, 0x37, 0x01, 0x9A, 0x6D, 0xF6, 0xC0, 0x5B,
0xB5, 0x2E, 0x18, 0x83, 0x74, 0xEF, 0xD9, 0x42,
0x9E, 0x05, 0x33, 0xA8, 0x5F, 0xC4, 0xF2, 0x69,
0x87, 0x1C, 0x2A, 0xB1, 0x46, 0xDD, 0xEB, 0x70,
0x0B, 0x90, 0xA6, 0x3D, 0xCA, 0x51, 0x67, 0xFC,
0x12, 0x89, 0xBF, 0x24, 0xD3, 0x48, 0x7E, 0xE5,
0x39, 0xA2, 0x94, 0x0F, 0xF8, 0x63, 0x55, 0xCE,
0x20, 0xBB, 0x8D, 0x16, 0xE1, 0x7A, 0x4C, 0xD7,
0x6F, 0xF4, 0xC2, 0x59, 0xAE, 0x35, 0x03, 0x98,
0x76, 0xED, 0xDB, 0x40, 0xB7, 0x2C, 0x1A, 0x81,
0x5D, 0xC6, 0xF0, 0x6B, 0x9C, 0x07, 0x31, 0xAA,
0x44, 0xDF, 0xE9, 0x72, 0x85, 0x1E, 0x28, 0xB3,
0xC3, 0x58, 0x6E, 0xF5, 0x02, 0x99, 0xAF, 0x34,
0xDA, 0x41, 0x77, 0xEC, 0x1B, 0x80, 0xB6, 0x2D,
0xF1, 0x6A, 0x5C, 0xC7, 0x30, 0xAB, 0x9D, 0x06,
0xE8, 0x73, 0x45, 0xDE, 0x29, 0xB2, 0x84, 0x1F,
0xA7, 0x3C, 0x0A, 0x91, 0x66, 0xFD, 0xCB, 0x50,
0xBE, 0x25, 0x13, 0x88, 0x7F, 0xE4, 0xD2, 0x49,
0x95, 0x0E, 0x38, 0xA3, 0x54, 0xCF, 0xF9, 0x62,
0x8C, 0x17, 0x21, 0xBA, 0x4D, 0xD6, 0xE0, 0x7B
};
readonly byte[] Crc8_poly39_Table8 = new byte[256]
{
0x00, 0x39, 0x72, 0x4B, 0xE4, 0xDD, 0x96, 0xAF,
0xF1, 0xC8, 0x83, 0xBA, 0x15, 0x2C, 0x67, 0x5E,
0xDB, 0xE2, 0xA9, 0x90, 0x3F, 0x06, 0x4D, 0x74,
0x2A, 0x13, 0x58, 0x61, 0xCE, 0xF7, 0xBC, 0x85,
0x8F, 0xB6, 0xFD, 0xC4, 0x6B, 0x52, 0x19, 0x20,
0x7E, 0x47, 0x0C, 0x35, 0x9A, 0xA3, 0xE8, 0xD1,
0x54, 0x6D, 0x26, 0x1F, 0xB0, 0x89, 0xC2, 0xFB,
0xA5, 0x9C, 0xD7, 0xEE, 0x41, 0x78, 0x33, 0x0A,
0x27, 0x1E, 0x55, 0x6C, 0xC3, 0xFA, 0xB1, 0x88,
0xD6, 0xEF, 0xA4, 0x9D, 0x32, 0x0B, 0x40, 0x79,
0xFC, 0xC5, 0x8E, 0xB7, 0x18, 0x21, 0x6A, 0x53,
0x0D, 0x34, 0x7F, 0x46, 0xE9, 0xD0, 0x9B, 0xA2,
0xA8, 0x91, 0xDA, 0xE3, 0x4C, 0x75, 0x3E, 0x07,
0x59, 0x60, 0x2B, 0x12, 0xBD, 0x84, 0xCF, 0xF6,
0x73, 0x4A, 0x01, 0x38, 0x97, 0xAE, 0xE5, 0xDC,
0x82, 0xBB, 0xF0, 0xC9, 0x66, 0x5F, 0x14, 0x2D,
0x4E, 0x77, 0x3C, 0x05, 0xAA, 0x93, 0xD8, 0xE1,
0xBF, 0x86, 0xCD, 0xF4, 0x5B, 0x62, 0x29, 0x10,
0x95, 0xAC, 0xE7, 0xDE, 0x71, 0x48, 0x03, 0x3A,
0x64, 0x5D, 0x16, 0x2F, 0x80, 0xB9, 0xF2, 0xCB,
0xC1, 0xF8, 0xB3, 0x8A, 0x25, 0x1C, 0x57, 0x6E,
0x30, 0x09, 0x42, 0x7B, 0xD4, 0xED, 0xA6, 0x9F,
0x1A, 0x23, 0x68, 0x51, 0xFE, 0xC7, 0x8C, 0xB5,
0xEB, 0xD2, 0x99, 0xA0, 0x0F, 0x36, 0x7D, 0x44,
0x69, 0x50, 0x1B, 0x22, 0x8D, 0xB4, 0xFF, 0xC6,
0x98, 0xA1, 0xEA, 0xD3, 0x7C, 0x45, 0x0E, 0x37,
0xB2, 0x8B, 0xC0, 0xF9, 0x56, 0x6F, 0x24, 0x1D,
0x43, 0x7A, 0x31, 0x08, 0xA7, 0x9E, 0xD5, 0xEC,
0xE6, 0xDF, 0x94, 0xAD, 0x02, 0x3B, 0x70, 0x49,
0x17, 0x2E, 0x65, 0x5C, 0xF3, 0xCA, 0x81, 0xB8,
0x3D, 0x04, 0x4F, 0x76, 0xD9, 0xE0, 0xAB, 0x92,
0xCC, 0xF5, 0xBE, 0x87, 0x28, 0x11, 0x5A, 0x63
};
readonly byte[] Crc8_polyD5_Table8 = new byte[256]
{
0x00, 0xD5, 0x7F, 0xAA, 0xFE, 0x2B, 0x81, 0x54,
0x29, 0xFC, 0x56, 0x83, 0xD7, 0x02, 0xA8, 0x7D,
0x52, 0x87, 0x2D, 0xF8, 0xAC, 0x79, 0xD3, 0x06,
0x7B, 0xAE, 0x04, 0xD1, 0x85, 0x50, 0xFA, 0x2F,
0xA4, 0x71, 0xDB, 0x0E, 0x5A, 0x8F, 0x25, 0xF0,
0x8D, 0x58, 0xF2, 0x27, 0x73, 0xA6, 0x0C, 0xD9,
0xF6, 0x23, 0x89, 0x5C, 0x08, 0xDD, 0x77, 0xA2,
0xDF, 0x0A, 0xA0, 0x75, 0x21, 0xF4, 0x5E, 0x8B,
0x9D, 0x48, 0xE2, 0x37, 0x63, 0xB6, 0x1C, 0xC9,
0xB4, 0x61, 0xCB, 0x1E, 0x4A, 0x9F, 0x35, 0xE0,
0xCF, 0x1A, 0xB0, 0x65, 0x31, 0xE4, 0x4E, 0x9B,
0xE6, 0x33, 0x99, 0x4C, 0x18, 0xCD, 0x67, 0xB2,
0x39, 0xEC, 0x46, 0x93, 0xC7, 0x12, 0xB8, 0x6D,
0x10, 0xC5, 0x6F, 0xBA, 0xEE, 0x3B, 0x91, 0x44,
0x6B, 0xBE, 0x14, 0xC1, 0x95, 0x40, 0xEA, 0x3F,
0x42, 0x97, 0x3D, 0xE8, 0xBC, 0x69, 0xC3, 0x16,
0xEF, 0x3A, 0x90, 0x45, 0x11, 0xC4, 0x6E, 0xBB,
0xC6, 0x13, 0xB9, 0x6C, 0x38, 0xED, 0x47, 0x92,
0xBD, 0x68, 0xC2, 0x17, 0x43, 0x96, 0x3C, 0xE9,
0x94, 0x41, 0xEB, 0x3E, 0x6A, 0xBF, 0x15, 0xC0,
0x4B, 0x9E, 0x34, 0xE1, 0xB5, 0x60, 0xCA, 0x1F,
0x62, 0xB7, 0x1D, 0xC8, 0x9C, 0x49, 0xE3, 0x36,
0x19, 0xCC, 0x66, 0xB3, 0xE7, 0x32, 0x98, 0x4D,
0x30, 0xE5, 0x4F, 0x9A, 0xCE, 0x1B, 0xB1, 0x64,
0x72, 0xA7, 0x0D, 0xD8, 0x8C, 0x59, 0xF3, 0x26,
0x5B, 0x8E, 0x24, 0xF1, 0xA5, 0x70, 0xDA, 0x0F,
0x20, 0xF5, 0x5F, 0x8A, 0xDE, 0x0B, 0xA1, 0x74,
0x09, 0xDC, 0x76, 0xA3, 0xF7, 0x22, 0x88, 0x5D,
0xD6, 0x03, 0xA9, 0x7C, 0x28, 0xFD, 0x57, 0x82,
0xFF, 0x2A, 0x80, 0x55, 0x01, 0xD4, 0x7E, 0xAB,
0x84, 0x51, 0xFB, 0x2E, 0x7A, 0xAF, 0x05, 0xD0,
0xAD, 0x78, 0xD2, 0x07, 0x53, 0x86, 0x2C, 0xF9
};
readonly byte[] Crc8_poly1D_Table8 = new byte[256]
{
0x00, 0x1D, 0x3A, 0x27, 0x74, 0x69, 0x4E, 0x53,
0xE8, 0xF5, 0xD2, 0xCF, 0x9C, 0x81, 0xA6, 0xBB,
0xCD, 0xD0, 0xF7, 0xEA, 0xB9, 0xA4, 0x83, 0x9E,
0x25, 0x38, 0x1F, 0x02, 0x51, 0x4C, 0x6B, 0x76,
0x87, 0x9A, 0xBD, 0xA0, 0xF3, 0xEE, 0xC9, 0xD4,
0x6F, 0x72, 0x55, 0x48, 0x1B, 0x06, 0x21, 0x3C,
0x4A, 0x57, 0x70, 0x6D, 0x3E, 0x23, 0x04, 0x19,
0xA2, 0xBF, 0x98, 0x85, 0xD6, 0xCB, 0xEC, 0xF1,
0x13, 0x0E, 0x29, 0x34, 0x67, 0x7A, 0x5D, 0x40,
0xFB, 0xE6, 0xC1, 0xDC, 0x8F, 0x92, 0xB5, 0xA8,
0xDE, 0xC3, 0xE4, 0xF9, 0xAA, 0xB7, 0x90, 0x8D,
0x36, 0x2B, 0x0C, 0x11, 0x42, 0x5F, 0x78, 0x65,
0x94, 0x89, 0xAE, 0xB3, 0xE0, 0xFD, 0xDA, 0xC7,
0x7C, 0x61, 0x46, 0x5B, 0x08, 0x15, 0x32, 0x2F,
0x59, 0x44, 0x63, 0x7E, 0x2D, 0x30, 0x17, 0x0A,
0xB1, 0xAC, 0x8B, 0x96, 0xC5, 0xD8, 0xFF, 0xE2,
0x26, 0x3B, 0x1C, 0x01, 0x52, 0x4F, 0x68, 0x75,
0xCE, 0xD3, 0xF4, 0xE9, 0xBA, 0xA7, 0x80, 0x9D,
0xEB, 0xF6, 0xD1, 0xCC, 0x9F, 0x82, 0xA5, 0xB8,
0x03, 0x1E, 0x39, 0x24, 0x77, 0x6A, 0x4D, 0x50,
0xA1, 0xBC, 0x9B, 0x86, 0xD5, 0xC8, 0xEF, 0xF2,
0x49, 0x54, 0x73, 0x6E, 0x3D, 0x20, 0x07, 0x1A,
0x6C, 0x71, 0x56, 0x4B, 0x18, 0x05, 0x22, 0x3F,
0x84, 0x99, 0xBE, 0xA3, 0xF0, 0xED, 0xCA, 0xD7,
0x35, 0x28, 0x0F, 0x12, 0x41, 0x5C, 0x7B, 0x66,
0xDD, 0xC0, 0xE7, 0xFA, 0xA9, 0xB4, 0x93, 0x8E,
0xF8, 0xE5, 0xC2, 0xDF, 0x8C, 0x91, 0xB6, 0xAB,
0x10, 0x0D, 0x2A, 0x37, 0x64, 0x79, 0x5E, 0x43,
0xB2, 0xAF, 0x88, 0x95, 0xC6, 0xDB, 0xFC, 0xE1,
0x5A, 0x47, 0x60, 0x7D, 0x2E, 0x33, 0x14, 0x09,
0x7F, 0x62, 0x45, 0x58, 0x0B, 0x16, 0x31, 0x2C,
0x97, 0x8A, 0xAD, 0xB0, 0xE3, 0xFE, 0xD9, 0xC4
};
readonly byte[] Crc8_poly31_Table8 = new byte[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
};
readonly byte[] Crc8_poly2F_Table8 = new byte[256]
{
0x00, 0x2F, 0x5E, 0x71, 0xBC, 0x93, 0xE2, 0xCD,
0x57, 0x78, 0x09, 0x26, 0xEB, 0xC4, 0xB5, 0x9A,
0xAE, 0x81, 0xF0, 0xDF, 0x12, 0x3D, 0x4C, 0x63,
0xF9, 0xD6, 0xA7, 0x88, 0x45, 0x6A, 0x1B, 0x34,
0x73, 0x5C, 0x2D, 0x02, 0xCF, 0xE0, 0x91, 0xBE,
0x24, 0x0B, 0x7A, 0x55, 0x98, 0xB7, 0xC6, 0xE9,
0xDD, 0xF2, 0x83, 0xAC, 0x61, 0x4E, 0x3F, 0x10,
0x8A, 0xA5, 0xD4, 0xFB, 0x36, 0x19, 0x68, 0x47,
0xE6, 0xC9, 0xB8, 0x97, 0x5A, 0x75, 0x04, 0x2B,
0xB1, 0x9E, 0xEF, 0xC0, 0x0D, 0x22, 0x53, 0x7C,
0x48, 0x67, 0x16, 0x39, 0xF4, 0xDB, 0xAA, 0x85,
0x1F, 0x30, 0x41, 0x6E, 0xA3, 0x8C, 0xFD, 0xD2,
0x95, 0xBA, 0xCB, 0xE4, 0x29, 0x06, 0x77, 0x58,
0xC2, 0xED, 0x9C, 0xB3, 0x7E, 0x51, 0x20, 0x0F,
0x3B, 0x14, 0x65, 0x4A, 0x87, 0xA8, 0xD9, 0xF6,
0x6C, 0x43, 0x32, 0x1D, 0xD0, 0xFF, 0x8E, 0xA1,
0xE3, 0xCC, 0xBD, 0x92, 0x5F, 0x70, 0x01, 0x2E,
0xB4, 0x9B, 0xEA, 0xC5, 0x08, 0x27, 0x56, 0x79,
0x4D, 0x62, 0x13, 0x3C, 0xF1, 0xDE, 0xAF, 0x80,
0x1A, 0x35, 0x44, 0x6B, 0xA6, 0x89, 0xF8, 0xD7,
0x90, 0xBF, 0xCE, 0xE1, 0x2C, 0x03, 0x72, 0x5D,
0xC7, 0xE8, 0x99, 0xB6, 0x7B, 0x54, 0x25, 0x0A,
0x3E, 0x11, 0x60, 0x4F, 0x82, 0xAD, 0xDC, 0xF3,
0x69, 0x46, 0x37, 0x18, 0xD5, 0xFA, 0x8B, 0xA4,
0x05, 0x2A, 0x5B, 0x74, 0xB9, 0x96, 0xE7, 0xC8,
0x52, 0x7D, 0x0C, 0x23, 0xEE, 0xC1, 0xB0, 0x9F,
0xAB, 0x84, 0xF5, 0xDA, 0x17, 0x38, 0x49, 0x66,
0xFC, 0xD3, 0xA2, 0x8D, 0x40, 0x6F, 0x1E, 0x31,
0x76, 0x59, 0x28, 0x07, 0xCA, 0xE5, 0x94, 0xBB,
0x21, 0x0E, 0x7F, 0x50, 0x9D, 0xB2, 0xC3, 0xEC,
0xD8, 0xF7, 0x86, 0xA9, 0x64, 0x4B, 0x3A, 0x15,
0x8F, 0xA0, 0xD1, 0xFE, 0x33, 0x1C, 0x6D, 0x42
};
#endregion
public struct Scm_CRC8_InputParameters
{
/// <summary>
/// 算法名稱
/// </summary>
public string AlgorithmName;
/// <summary>
/// 是否大端模式，
/// 大端模式，高位元組在前，左移計算，多項式無需反轉
/// 小端模式，低位元組在前，右移計算，多項式需反轉
/// CRC8寄存器隻有8位，大小端無影響
/// </summary>
//public bool LittleEndian;
/// <summary>
/// 多項式
/// </summary>
public byte Polynomial;
/// <summary>
/// crc寄存器寬度
/// 隻讀
/// </summary>
public int cWidth { get { return sizeof(byte) / sizeof(byte) * 8; } }
/// <summary>
/// 資料
/// </summary>
public byte[] Datas;
/// <summary>
/// 初始crc值
/// </summary>
public byte InitCrc;
/// <summary>
/// 輸入反轉
/// </summary>
public bool RefIn;
/// <summary>
/// 輸出反轉
/// </summary>
public bool RefOut;
/// <summary>
/// 輸出是否異或
/// </summary>
//public bool isOutputXor;
/// <summary>
/// 輸出異或值
/// </summary>
public byte XorOut;
}
public byte CRC8_Calculate(Scm_CRC8_InputParameters scm_CRC8_InputParameters)
{
byte poly = scm_CRC8_InputParameters.Polynomial;
byte crc = scm_CRC8_InputParameters.InitCrc;
int width = scm_CRC8_InputParameters.cWidth;
for (int i = 0; i < scm_CRC8_InputParameters.Datas.Length; i++)
{
byte tempData = scm_CRC8_InputParameters.Datas[i];
//輸入反轉
if (scm_CRC8_InputParameters.RefIn)
tempData = SpecialFunctions.ReverseBits.ReverseUInt8(tempData);
//左移到最高位元組，然後與初始值異或
crc ^= (byte)(tempData << (width - 8));
for (int j = 0; j < 8; j++)
{
//最高位為1,異或多項式
if ((crc & (1 << (width - 1))) != 0)
{
crc <<= 1;
crc ^= poly;
}
else
crc <<= 1;
}
}
//輸出反轉
if (scm_CRC8_InputParameters.RefOut)
crc = SpecialFunctions.ReverseBits.ReverseUInt8(crc);
//輸出異或
//if (scm_CRC8_InputParameters.isOutputXor)
crc ^= scm_CRC8_InputParameters.XorOut;
return crc;
}
public byte[] GetCRC8_ByteTable(byte poly)
{
Scm_CRC8_InputParameters scm_CRC8_InputParameters = new Scm_CRC8_InputParameters()
{ Polynomial = poly, InitCrc = 0x00, RefIn = false, RefOut = false, XorOut = 0x00 };
byte[] table = new byte[256];
for (uint i = 0; i < 256; i++)
{
scm_CRC8_InputParameters.Datas = new byte[1] { (byte)i };
table[i]=CRC8_Calculate(scm_CRC8_InputParameters);
}
return table;
}
/// <summary>
/// CRC8
/// 位元組查表法
/// </summary>
byte CRC8_CalCrcByByte(Scm_CRC8_InputParameters scm_CRC8_InputParameters)
{
byte poly = scm_CRC8_InputParameters.Polynomial;
byte crc = scm_CRC8_InputParameters.InitCrc;
int width = scm_CRC8_InputParameters.cWidth;
for (int i = 0; i < scm_CRC8_InputParameters.Datas.Length; i++)
{
byte tempData = scm_CRC8_InputParameters.Datas[i];
//輸入反轉
if (scm_CRC8_InputParameters.RefIn)
tempData = SpecialFunctions.ReverseBits.ReverseUInt8(tempData);
//異或的部分最終會消除掉，這裡我們就不将其存到CRC了
//左移到最高位元組，然後與初始值異或，CRC8無需移位，width=8
byte index = (byte)((crc >> (width - 8)) ^ tempData);
switch (poly)
{
case 0x1D:
crc = (byte) ( (crc<<8)+Crc8_poly1D_Table8[index] );
break;
case 0x2F:
crc = (byte)((crc << 8) + Crc8_poly2F_Table8[index] );
break;
case 0x07:
crc = (byte)((crc << 8) + Crc8_poly07_Table8[index]);
break;
case 0x39:
crc = (byte)((crc << 8) + Crc8_poly39_Table8[index]);
break;
case 0x9B:
crc = (byte)((crc << 8) + Crc8_poly9B_Table8[index]);
break;
case 0xD5:
crc = (byte)((crc << 8) + Crc8_polyD5_Table8[index]);
break;
case 0x31:
crc = (byte)((crc << 8) + Crc8_poly31_Table8[index]);
break;
default:
crc = 0;
break;
}
}
//輸出反轉
if (scm_CRC8_InputParameters.RefOut)
crc = SpecialFunctions.ReverseBits.ReverseUInt8(crc);
//輸出異或
//if (scm_CRC8_InputParameters.isOutputXor)
crc ^= scm_CRC8_InputParameters.XorOut;
return crc;
}
private void CalCrc8All(byte[] data)
{
//計算網頁位址：https://crccalc.com/
Scm_CRC8_InputParameters[] scm_CRC8_InputParametersList = new Scm_CRC8_InputParameters[] {
new Scm_CRC8_InputParameters(){ AlgorithmName ="CRC-8 ", Polynomial= 0x07, InitCrc=0x00, RefIn=false, RefOut=false, XorOut=0x00 ,Datas=SpecialFunctions.ArrayCopy.CopyArray<byte>(data)},
new Scm_CRC8_InputParameters(){ AlgorithmName ="CRC-8/CDMA2000", Polynomial= 0x9B, InitCrc=0xFF, RefIn=false, RefOut=false, XorOut=0x00 ,Datas=SpecialFunctions.ArrayCopy.CopyArray<byte>(data) },
new Scm_CRC8_InputParameters(){ AlgorithmName ="CRC-8/DARC ", Polynomial= 0x39, InitCrc=0x00, RefIn=true, RefOut=true, XorOut=0x00 ,Datas=SpecialFunctions.ArrayCopy.CopyArray<byte>(data) },
new Scm_CRC8_InputParameters(){ AlgorithmName ="CRC-8/DVB-S2 ", Polynomial= 0xD5, InitCrc=0x00, RefIn=false, RefOut=false, XorOut=0x00 ,Datas=SpecialFunctions.ArrayCopy.CopyArray<byte>(data) },
new Scm_CRC8_InputParameters(){ AlgorithmName ="CRC-8/EBU ", Polynomial= 0x1D, InitCrc=0xFF, RefIn=true, RefOut=true, XorOut=0x00 ,Datas=SpecialFunctions.ArrayCopy.CopyArray<byte>(data) },
new Scm_CRC8_InputParameters(){ AlgorithmName ="CRC-8/I-CODE ", Polynomial= 0x1D, InitCrc=0xFD, RefIn=false, RefOut=false, XorOut=0x00 ,Datas=SpecialFunctions.ArrayCopy.CopyArray<byte>(data) },
new Scm_CRC8_InputParameters(){ AlgorithmName ="CRC-8/ITU ", Polynomial= 0x07, InitCrc=0x00, RefIn=false, RefOut=false, XorOut=0x55 ,Datas=SpecialFunctions.ArrayCopy.CopyArray<byte>(data) },
new Scm_CRC8_InputParameters(){ AlgorithmName ="CRC-8/MAXIM ", Polynomial= 0x31, InitCrc=0x00, RefIn=true, RefOut=true, XorOut=0x00 ,Datas=SpecialFunctions.ArrayCopy.CopyArray<byte>(data) },
new Scm_CRC8_InputParameters(){ AlgorithmName ="CRC-8/ROHC ", Polynomial= 0x07, InitCrc=0xFF, RefIn=true, RefOut=true, XorOut=0x00 ,Datas=SpecialFunctions.ArrayCopy.CopyArray<byte>(data) },
new Scm_CRC8_InputParameters(){ AlgorithmName ="CRC-8/WCDMA ", Polynomial= 0x9B, InitCrc=0x00, RefIn=true, RefOut=true, XorOut=0x00 ,Datas=SpecialFunctions.ArrayCopy.CopyArray<byte>(data) }
};
for (int i = 0; i < scm_CRC8_InputParametersList.Length; i++)
{
//scm_CRC8_InputParametersList[i].Datas = SpecialFunctions.ArrayCopy.CopyArray<byte>(data);
byte crc1 = CRC8_Calculate(scm_CRC8_InputParametersList[i]);
Console.WriteLine("BitsCal {0}, Poly={1:X02}, InitCrc={2:X02}, RefIn={3}, RefOut={4}, XorOut={5:X02}, data={6}, result={7:X02}",
scm_CRC8_InputParametersList[i].AlgorithmName,
scm_CRC8_InputParametersList[i].Polynomial, scm_CRC8_InputParametersList[i].InitCrc,
scm_CRC8_InputParametersList[i].RefIn?"True ":"False", scm_CRC8_InputParametersList[i].RefOut ? "True " : "False",
scm_CRC8_InputParametersList[i].XorOut, BitConverter.ToString(scm_CRC8_InputParametersList[i].Datas).Replace("-", ""),
crc1);
byte crc2 = CRC8_CalCrcByByte(scm_CRC8_InputParametersList[i]);
Console.WriteLine("ByteCal {0}, Poly={1:X02}, InitCrc={2:X02}, RefIn={3:5}, RefOut={4:5}, XorOut={5:X02}, data={6}, result={7:X02}",
scm_CRC8_InputParametersList[i].AlgorithmName,
scm_CRC8_InputParametersList[i].Polynomial, scm_CRC8_InputParametersList[i].InitCrc,
scm_CRC8_InputParametersList[i].RefIn ? "True " : "False", scm_CRC8_InputParametersList[i].RefOut ? "True " : "False",
scm_CRC8_InputParametersList[i].XorOut, BitConverter.ToString(scm_CRC8_InputParametersList[i].Datas).Replace("-", ""),
crc2);
if (crc1 != crc2)
{
ConsoleColor temp = Console.ForegroundColor;
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Not Same");
Console.ForegroundColor = temp;
}
}
}
private void GetTableTest()
{
byte[] polyList = new byte[] { 0x07, 0x9B, 0x39, 0xD5, 0x1D, 0x31 };
for (int pp = 0; pp < polyList.Length; pp++)
{
Console.WriteLine("readonly byte[] Crc8_poly"+ polyList[pp].ToString("X2")+"_Table8 = new byte[256]\r\n{");
byte[] table = GetCRC8_ByteTable(polyList[pp]);
for (int i = 0; i < table.Length; i++)
{
if (i % 8 == 0)
{
Console.WriteLine();
Console.Write("\t");
}
if (i < table.Length - 1)
Console.Write("0x{0:X02}, ", table[i]);
else
{
Console.Write("0x{0:X02}\r\n", table[i]);
Console.WriteLine(@"};");
Console.WriteLine();
}
//if (table[i] != Crc8_poly1D_Table8[i])
//{
// Console.ForegroundColor = ConsoleColor.Red;
// Console.Write("error {0}, 0x{1:X02}, ", i, table[i]);
//}
//Console.ForegroundColor = ConsoleColor.White;
}
}
Console.WriteLine();
}
public static void Test(byte[] data, byte crcInitial)
{
CRC8 cRC8 = new CRC8();
cRC8.CalCrc8All(data);
//cRC8.GetTableTest();
}
}
}
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