项目需要上传数据到另外一个政府系统，政府部门沟通困难啊，在网上找了N个方法测试计算的结果都对不上。
最终终于找到了一个终极解决方法，找到一个国外的源码类基本上对所有的CRC模型都有现成的计算方法，稍作修改如下：
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package com.grt.michael.network.communicate.server_zhujianbu; public class testcrc { final byte P_8_ATM = (byte) 0x07; final byte P_8_CCITT = (byte) 0x8D; ///* Maxim: reflected 31 */ final byte P_8_MAXIM = (byte) 0x8C; final byte P_8 = (byte) 0xD5; final byte P_8_J1850 = (byte) 0x1D; ///* WCDMA: reflected 9B */ final byte P_8_WCDMA = (byte) 0xD9; ///* ROHC: reflected 07 */ final byte P_8_ROHC = (byte) 0xE0; ///* DARC: reflected 39 */ final byte P_8_DARC = (byte) 0x9C; final short P_16_NORMAL = (short) 0x8005; /* 16: 8005 reflected */ final short P_16_REFLECTED = (short) 0xA001; final short P_CCITT = (short) 0x1021; /* DNP: 3D65 reflected */ final short P_DNP = (short) 0xA6BC; final short P_EN_13757 = (short) 0x3D65; /* Kermit: 1021 reflected */ final short P_KERMIT = (short) 0x8408; final short P_SICK = (short) 0x8005; final short P_T10_DIF = (short) 0x8BB7; final short P_DECT = (short) 0x0589; final short P_TELEDISK = (short) 0xA097; final int P_24 = (int) 0x5D6DCB; final int P_24_R64 = (int) 0x864CFB; final int P_32_NORMAL = (int) 0x04C11DB7; /* 32: 04C11DB7 reflected */ final int P_32_REFLECTED = (int) 0xEDB88320; /* C: 1EDC6F41 reflected */ final int P_32C = (int) 0x82F63B78; /* D: A833982B reflected */ final int P_32D = (int) 0xD419CC15; final int P_32K = (int) 0x741B8CD7; final int P_32Q = (int) 0x814141AB; final int P_32_XFER = (int) 0x000000AF; final long P_40_GSM = 0x0004820009; final long P_64_NORMAL = (long) 0x42F0E1EBA9EA3693L; /* 1B: 000000000000001B reflected */ final long P_64_1B_REFL = (long) 0xD800000000000000L; /* Jones: AD93D23594C935A9 reflected */ final long P_64_JONES_REFL = (long) 0x95AC9329AC4BC9B5L; private static byte[] crc8_table_atm = new byte[256]; private static byte[] crc8_table_ccitt = new byte[256]; private static byte[] crc8_table_maxim = new byte[256]; private static byte[] crc8_table = new byte[256]; private static byte[] crc8_table_j1850 = new byte[256]; private static byte[] crc8_table_wcdma = new byte[256]; private static byte[] crc8_table_rohc = new byte[256]; private static byte[] crc8_table_darc = new byte[256]; private static long[] crc_tab641b_reflected = new long[256]; private static long[] crc_tab64jones_reflected = new long[256]; private static long[] crc_tab64_normal = new long[256]; private static long[] crc_tab40gsm_normal = new long[256]; private static int[] crc_tab32_normal = new int[256]; private static int[] crc_tab32_reflected = new int[256]; private static int[] crc_tabxfer_normal = new int[256]; private static int[] crc_tab32C = new int[256]; private static int[] crc_tab32D = new int[256]; private static int[] crc_tab32K = new int[256]; private static int[] crc_tab32Q = new int[256]; private static int[] crc_tab24 = new int[256]; private static int[] crc_tab24r64 = new int[256]; private static short[] crc_tab_8005_normal = new short[256]; private static short[] crc_tab_8005_reflected = new short[256]; private static short[] crc_tab_1021_normal = new short[256]; private static short[] crc_tab_1021_reflected = new short[256]; private static short[] crc_tab_3d65_normal = new short[256]; private static short[] crc_tab_3d65_reflected = new short[256]; private static short[] crc_tabt10dif = new short[256]; private static short[] crc_tabdect = new short[256]; private static short[] crc_tabteledisk = new short[256]; public byte[] Reflect8 = { (byte) 0x00,(byte) 0x80,(byte) 0x40,(byte) 0xC0,(byte) 0x20,(byte) 0xA0,(byte) 0x60,(byte) 0xE0,(byte) 0x10,(byte) 0x90,(byte) 0x50,(byte) 0xD0,(byte) 0x30,(byte) 0xB0,(byte) 0x70,(byte) 0xF0, (byte) 0x08,(byte) 0x88,(byte) 0x48,(byte) 0xC8,(byte) 0x28,(byte) 0xA8,(byte) 0x68,(byte) 0xE8,(byte) 0x18,(byte) 0x98,(byte) 0x58,(byte) 0xD8,(byte) 0x38,(byte) 0xB8,(byte) 0x78,(byte) 0xF8, (byte) 0x04,(byte) 0x84,(byte) 0x44,(byte) 0xC4,(byte) 0x24,(byte) 0xA4,(byte) 0x64,(byte) 0xE4,(byte) 0x14,(byte) 0x94,(byte) 0x54,(byte) 0xD4,(byte) 0x34,(byte) 0xB4,(byte) 0x74,(byte) 0xF4, (byte) 0x0C,(byte) 0x8C,(byte) 0x4C,(byte) 0xCC,(byte) 0x2C,(byte) 0xAC,(byte) 0x6C,(byte) 0xEC,(byte) 0x1C,(byte) 0x9C,(byte) 0x5C,(byte) 0xDC,(byte) 0x3C,(byte) 0xBC,(byte) 0x7C,(byte) 0xFC, (byte) 0x02,(byte) 0x82,(byte) 0x42,(byte) 0xC2,(byte) 0x22,(byte) 0xA2,(byte) 0x62,(byte) 0xE2,(byte) 0x12,(byte) 0x92,(byte) 0x52,(byte) 0xD2,(byte) 0x32,(byte) 0xB2,(byte) 0x72,(byte) 0xF2, (byte) 0x0A,(byte) 0x8A,(byte) 0x4A,(byte) 0xCA,(byte) 0x2A,(byte) 0xAA,(byte) 0x6A,(byte) 0xEA,(byte) 0x1A,(byte) 0x9A,(byte) 0x5A,(byte) 0xDA,(byte) 0x3A,(byte) 0xBA,(byte) 0x7A,(byte) 0xFA, (byte) 0x06,(byte) 0x86,(byte) 0x46,(byte) 0xC6,(byte) 0x26,(byte) 0xA6,(byte) 0x66,(byte) 0xE6,(byte) 0x16,(byte) 0x96,(byte) 0x56,(byte) 0xD6,(byte) 0x36,(byte) 0xB6,(byte) 0x76,(byte) 0xF6, (byte) 0x0E,(byte) 0x8E,(byte) 0x4E,(byte) 0xCE,(byte) 0x2E,(byte) 0xAE,(byte) 0x6E,(byte) 0xEE,(byte) 0x1E,(byte) 0x9E,(byte) 0x5E,(byte) 0xDE,(byte) 0x3E,(byte) 0xBE,(byte) 0x7E,(byte) 0xFE, (byte) 0x01,(byte) 0x81,(byte) 0x41,(byte) 0xC1,(byte) 0x21,(byte) 0xA1,(byte) 0x61,(byte) 0xE1,(byte) 0x11,(byte) 0x91,(byte) 0x51,(byte) 0xD1,(byte) 0x31,(byte) 0xB1,(byte) 0x71,(byte) 0xF1, (byte) 0x09,(byte) 0x89,(byte) 0x49,(byte) 0xC9,(byte) 0x29,(byte) 0xA9,(byte) 0x69,(byte) 0xE9,(byte) 0x19,(byte) 0x99,(byte) 0x59,(byte) 0xD9,(byte) 0x39,(byte) 0xB9,(byte) 0x79,(byte) 0xF9, (byte) 0x05,(byte) 0x85,(byte) 0x45,(byte) 0xC5,(byte) 0x25,(byte) 0xA5,(byte) 0x65,(byte) 0xE5,(byte) 0x15,(byte) 0x95,(byte) 0x55,(byte) 0xD5,(byte) 0x35,(byte) 0xB5,(byte) 0x75,(byte) 0xF5, (byte) 0x0D,(byte) 0x8D,(byte) 0x4D,(byte) 0xCD,(byte) 0x2D,(byte) 0xAD,(byte) 0x6D,(byte) 0xED,(byte) 0x1D,(byte) 0x9D,(byte) 0x5D,(byte) 0xDD,(byte) 0x3D,(byte) 0xBD,(byte) 0x7D,(byte) 0xFD, (byte) 0x03,(byte) 0x83,(byte) 0x43,(byte) 0xC3,(byte) 0x23,(byte) 0xA3,(byte) 0x63,(byte) 0xE3,(byte) 0x13,(byte) 0x93,(byte) 0x53,(byte) 0xD3,(byte) 0x33,(byte) 0xB3,(byte) 0x73,(byte) 0xF3, (byte) 0x0B,(byte) 0x8B,(byte) 0x4B,(byte) 0xCB,(byte) 0x2B,(byte) 0xAB,(byte) 0x6B,(byte) 0xEB,(byte) 0x1B,(byte) 0x9B,(byte) 0x5B,(byte) 0xDB,(byte) 0x3B,(byte) 0xBB,(byte) 0x7B,(byte) 0xFB, (byte) 0x07,(byte) 0x87,(byte) 0x47,(byte) 0xC7,(byte) 0x27,(byte) 0xA7,(byte) 0x67,(byte) 0xE7,(byte) 0x17,(byte) 0x97,(byte) 0x57,(byte) 0xD7,(byte) 0x37,(byte) 0xB7,(byte) 0x77,(byte) 0xF7, (byte) 0x0F,(byte) 0x8F,(byte) 0x4F,(byte) 0xCF,(byte) 0x2F,(byte) 0xAF,(byte) 0x6F,(byte) 0xEF,(byte) 0x1F,(byte) 0x9F,(byte) 0x5F,(byte) 0xDF,(byte) 0x3F,(byte) 0xBF,(byte) 0x7F,(byte) 0xFF, }; /* Common routines for calculations */ short reverse_endian(short i) { return (short)((i >> 8) & 0xff | ((i & 0xff) << 8)); } /* Unsigned versions of right shift */ byte rshiftu8(byte value,int nb) { return (byte)((value >> nb) & ~(0x80 >> (nb-1)) & 0xff); } short rshiftu16(short value,int nb) { return (short)((value >> nb) & ~(((short) 0x8000) >> (nb-1))); } int rshiftu32(int value,int nb) { return (value >> nb) & ~(((int) 0x80000000) >> (nb-1)); } long rshiftu64(long value,int nb) { return (long)((value >> nb) & ~(((long) 0x8000000000000000L) >> (nb-1))); } short Reflect16(short Value16) { return (short)(((Reflect8[Value16 & 0xFF]) << 8) | Reflect8[(Value16 >> 8) & 0xFF]); } int Reflect24(int Value24) { return ( (((int)Reflect8[Value24 & 0xFF]) << 16) | (((int)Reflect8[(Value24 >> 8) & 0xFF]) << 8) | ((int)Reflect8[(Value24 >> 16) & 0xFF]) ); } int Reflect32(int Value32) { return ( (((int)Reflect8[Value32 & 0xFF]) << 24) | (((int)Reflect8[(Value32 >> 8) & 0xFF]) << 16) | (((int)Reflect8[(Value32 >> 16) & 0xFF]) << 8) | ((int)Reflect8[(Value32 >> 24) & 0xFF]) ); } long Reflect40(long Value40) { return ( (((long)Reflect8[(int)(Value40 & 0xFFL)]) << 32) | (((long)Reflect8[(int)((Value40 >> 8) & 0xFFL)]) << 24) | (((long)Reflect8[(int)((Value40 >> 16) & 0xFFL)]) << 16) | (((long)Reflect8[(int)((Value40 >> 24) & 0xFFL)]) << 8) | ((long)Reflect8[(int)((Value40 >> 32) & 0xFFL)]) ); } long Reflect64(long Value64) { return ( (((long)Reflect8[(int)(Value64 & 0xFFL)]) << 56) | (((long)Reflect8[(int)((Value64 >> 8) & 0xFFL)]) << 48) | (((long)Reflect8[(int)((Value64 >> 16) & 0xFFL)]) << 40) | (((long)Reflect8[(int)((Value64 >> 24) & 0xFFL)]) << 32) | (((long)Reflect8[(int)((Value64 >> 32) & 0xFFL)]) << 24) | (((long)Reflect8[(int)((Value64 >> 40) & 0xFFL)]) << 16) | (((long)Reflect8[(int)((Value64 >> 48) & 0xFFL)]) << 8) | ((long)Reflect8[(int)((Value64 >> 56) & 0xFFL)]) ); } void init_crc8_normal_tab(byte[] table, byte polynom) { int i, j; byte crc8; for (i=0; i<256; i++) { crc8 = (byte) i; for (j=0; j<8; j++) { if ((crc8 & 0x80) != 0) crc8 = (byte)((crc8 << 1) ^ polynom); else crc8 <<= 1; } table[i] = crc8; } } void init_crc8_reflected_tab(byte[] table, byte polynom) { int i, j; byte crc8; for (i=0; i<256; i++) { crc8 = (byte) i; for (j=0; j<8; j++) { if ((crc8 & 0x01) != 0) crc8 = (byte)(rshiftu8(crc8,1) ^ polynom); else crc8 = rshiftu8(crc8,1); } table[i] = crc8; } } void init_crc16_normal_tab(short[] table, short polynom) { int i, j; short crc16; for (i = 0; i < 256; i++) { crc16 = (short)(i << 8); for (j = 0; j < 8; j++) { if ((crc16 & 0x8000) != 0) crc16 = (short)((crc16 << 1) ^ polynom); else crc16 <<= 1; } table[i] = crc16; } } void init_crc16_reflected_tab(short[] table, short polynom) { int i, j; short crc16; for (i = 0; i < 256; i++) { crc16 = (short)i; for (j = 0; j < 8; j++) { if ((crc16 & 0x0001) != 0) crc16 = (short)(rshiftu16(crc16,1) ^ polynom); else crc16 = rshiftu16(crc16,1); } table[i] = crc16; } } void init_crc24_normal_tab(int[] table, int polynom) { int i, j; int crc24; for (i = 0; i < 256; i++) { crc24 = i << 16; for (j = 0; j < 8; j++) { if ((crc24 & 0x00800000) != 0) crc24 = (crc24 << 1) ^ polynom; else crc24 <<= 1; } table[i] = crc24; } } void init_crc32_normal_tab(int[] table, int polynom) { int i, j; int crc32; for (i = 0; i < 256; i++) { crc32 = i << 24; for (j = 0; j < 8; j++) { if ((crc32 & 0x80000000) != 0) crc32 = (crc32 << 1) ^ polynom; else crc32 <<= 1; } table[i] = crc32; } } void init_crc32_reflected_tab(int[] table, int polynom) { int i, j; int crc32; for (i = 0; i < 256; i++) { crc32 = i; for (j = 0; j < 8; j++) { if ((crc32 & 0x00000001) != 0) crc32 = rshiftu32(crc32,1) ^ polynom; else crc32 = rshiftu32(crc32,1); } table[i] = crc32; } } void init_crc40_normal_tab(long[] table, long polynom) { int i,j; long crc40; for (i = 0; i < 256; i++) { crc40 = (long) i << 32; for (j = 0; j < 8; j++) { if ((crc40 & 0x0000008000000000L) != 0) crc40 = (crc40 << 1) ^ polynom; else crc40 <<= 1; } table[i] = crc40; } } void init_crc64_normal_tab(long[] table, long polynom) { int i,j; long crc64; for (i = 0; i < 256; i++) { crc64 = (long) i << 56; for (j = 0; j < 8; j++) { if ((crc64 & 0x8000000000000000L) != 0) crc64 = (crc64 << 1) ^ polynom; else crc64 <<= 1; } table[i] = crc64; } } void init_crc64_reflected_tab(long[] table, long polynom) { int i,j; long crc64; for (i = 0; i < 256; i++) { crc64 = (long) i; for (j = 0; j < 8; j++) { if ((crc64 & 0x0000000000000001L) != 0) crc64 = rshiftu64(crc64,1) ^ polynom; else crc64 = rshiftu64(crc64,1); } table[i] = crc64; } } public static void print_table8(byte[] table) { for (int i=0; i<256; i++) { System.out.printf("%02X ",table[i]); if ((i & 0x0f)== 0x0f) System.out.printf("n"); } } public void init_all_tab() { init_crc8_normal_tab(crc8_table_atm, P_8_ATM); init_crc8_normal_tab(crc8_table_ccitt, P_8_CCITT); init_crc8_reflected_tab(crc8_table_maxim, P_8_MAXIM); init_crc8_normal_tab(crc8_table, P_8); init_crc8_normal_tab(crc8_table_j1850, P_8_J1850); init_crc8_reflected_tab(crc8_table_wcdma, P_8_WCDMA); init_crc8_reflected_tab(crc8_table_rohc, P_8_ROHC); init_crc8_reflected_tab(crc8_table_darc, P_8_DARC); init_crc16_normal_tab(crc_tab_1021_normal, P_CCITT); init_crc16_reflected_tab(crc_tab_1021_reflected, P_KERMIT); init_crc16_normal_tab(crc_tab_8005_normal, P_16_NORMAL); init_crc16_reflected_tab(crc_tab_8005_reflected, P_16_REFLECTED); init_crc16_normal_tab(crc_tab_3d65_normal, (short) 0x3D65); init_crc16_reflected_tab(crc_tab_3d65_reflected, P_DNP); init_crc16_normal_tab(crc_tabt10dif, P_T10_DIF); init_crc16_normal_tab(crc_tabdect, P_DECT); init_crc16_normal_tab(crc_tabteledisk, P_TELEDISK); init_crc24_normal_tab(crc_tab24, P_24); init_crc24_normal_tab(crc_tab24r64, P_24_R64); init_crc32_reflected_tab(crc_tab32_reflected, P_32_REFLECTED); init_crc32_normal_tab(crc_tab32_normal, P_32_NORMAL); init_crc32_normal_tab(crc_tabxfer_normal, P_32_XFER); init_crc32_reflected_tab(crc_tab32C, P_32C); init_crc32_reflected_tab(crc_tab32D, P_32D); init_crc32_normal_tab(crc_tab32K, P_32K); /* Not sure */ init_crc32_normal_tab(crc_tab32Q, P_32Q); init_crc40_normal_tab(crc_tab40gsm_normal, P_40_GSM); init_crc64_normal_tab(crc_tab64_normal, P_64_NORMAL); init_crc64_reflected_tab(crc_tab641b_reflected, P_64_1B_REFL); init_crc64_reflected_tab(crc_tab64jones_reflected, P_64_JONES_REFL); } void init_crc8_atm_tab() { init_crc8_normal_tab(crc8_table_atm, P_8_ATM); } void init_crc8_ccitt_tab() { init_crc8_normal_tab(crc8_table_ccitt, P_8_CCITT); } void init_crc8_maxim_tab() { init_crc8_reflected_tab(crc8_table_maxim, P_8_MAXIM); } void init_crc8_tab() { init_crc8_normal_tab(crc8_table, P_8); } void init_crc8_j1850_tab() { init_crc8_normal_tab(crc8_table_j1850, P_8_J1850); } void init_crc8_wcdma_tab() { init_crc8_reflected_tab(crc8_table_wcdma, P_8_WCDMA); } void init_crc8_rohc_tab() { init_crc8_reflected_tab(crc8_table_rohc, P_8_ROHC); } void init_crc8_darc_tab() { init_crc8_reflected_tab(crc8_table_darc, P_8_DARC); } byte update_crc8_atm( byte crc, byte c ) { return (crc8_table_atm[(int)((crc ^ c) & 0xFF)]); } byte update_crc8_ccitt( byte crc, byte c ) { return (crc8_table_ccitt[(int)((crc ^ c) & 0xFF)]); } byte update_crc8_maxim( byte crc, byte c ) { return (crc8_table_maxim[(int)((crc ^ c) & 0xFF)]); } byte update_crc8( byte crc, byte c ) { return (crc8_table[(int)((crc ^ c) & 0xFF)]); } byte update_crc8_j1850( byte crc, byte c ) { return (crc8_table_j1850[(int)((crc ^ c) & 0xFF)]); } byte update_crc8_wcdma( byte crc, byte c ) { return (crc8_table_wcdma[(int)((crc ^ c) & 0xFF)]); } byte update_crc8_rohc( byte crc, byte c ) { return (crc8_table_rohc[(int)((crc ^ c) & 0xFF)]); } byte update_crc8_darc( byte crc, byte c ) { return (crc8_table_darc[(int)((crc ^ c) & 0xFF)]); } byte calculate_crc8_itu(byte[] p, int length) { byte crc8; int i; crc8 = 0; for (i=0; i < length; i++) { crc8 = update_crc8_atm(crc8,p[i]); } return (byte)(crc8 ^ 0x55); } byte calculate_crc8_atm(byte[] p, int length) { byte crc8; int i; crc8 = 0; for (i=0; i < length; i++) { crc8 = update_crc8_atm(crc8,p[i]); } return crc8; } byte calculate_crc8_ccitt(byte[] p, int length) { byte crc8; int i; crc8 = 0; for (i=0; i < length; i++) { crc8 = update_crc8_ccitt(crc8,p[i]); } return crc8; } byte calculate_crc8_maxim(byte[] p, int length) { byte crc8; int i; crc8 = 0; for (i=0; i < length; i++) { crc8 = update_crc8_maxim(crc8,p[i]); } return crc8; } byte calculate_crc8(byte[] p, int length) { byte crc8; int i; crc8 = 0; for (i=0; i < length; i++) { crc8 = update_crc8(crc8,p[i]); } return crc8; } byte calculate_crc8_icode(byte[] p, int length) { byte crc8; int i; crc8 = (byte)0xFD; for (i=0; i < length; i++) { crc8 = update_crc8_j1850(crc8,p[i]); } return crc8; } byte calculate_crc8_j1850(byte[] p, int length) { byte crc8; int i; crc8 = (byte)0xFF; for (i=0; i < length; i++) { crc8 = update_crc8_j1850(crc8,p[i]); } return (byte)(~crc8); } byte calculate_crc8_wcdma(byte[] p, int length) { byte crc8; int i; crc8 = 0; for (i=0; i < length; i++) { crc8 = update_crc8_wcdma(crc8,p[i]); } return crc8; } byte calculate_crc8_rohc(byte[] p, int length) { byte crc8; int i; crc8 = (byte)0xFF; for (i=0; i < length; i++) { crc8 = update_crc8_rohc(crc8,p[i]); } return crc8; } byte calculate_crc8_darc(byte[] p, int length) { byte crc8; int i; crc8 = 0; for (i=0; i < length; i++) { crc8 = update_crc8_darc(crc8,p[i]); } return crc8; } short update_crc16_normal(short[] table, short crc, short c ) { short short_c; short_c = (short)(0x00ff & c); return (short)((crc << 8) ^ table[rshiftu16(crc,8) ^ short_c]); } short update_crc16_reflected(short[] table, short crc, short c ) { short short_c; short_c = (short)(0x00ff & c); return (short)(rshiftu16(crc,8) ^ table[(crc ^ short_c) & 0xff]); } int update_crc24_normal(int[] table, int crc, byte c ) { int long_c; long_c = 0x000000ff & (int) c; return ((crc << 8) ^ table[(rshiftu32(crc,16) ^ long_c) & 0xff]) & 0x00ffffff; } int update_crc32_normal(int[] table, int crc, byte c ) { int long_c; long_c = 0x000000ff & (int) c; return (crc << 8) ^ table[(rshiftu32(crc,24) ^ long_c) & 0xff]; } int update_crc32_reflected(int[] table, int crc, byte c ) { int long_c; long_c = 0x000000ff & (int) c; return rshiftu32(crc,8) ^ table[(crc ^ long_c) & 0xff]; } long update_crc40_normal(long[] table, long crc, byte c ) { long long64_c; long64_c = 0x00000000000000ffL & (long) c; return ((crc << 8) ^ table[(int)((rshiftu64(crc,32) ^ long64_c) & (long)0xffL)]) & (long)0x000000ffffffffffL; } long update_crc64_normal(long[] table, long crc, byte c ) { long long64_c; long64_c = 0x00000000000000ffL & (long) c; return (crc << 8) ^ table[(int)(((crc >>> 56) ^ long64_c) & (long)0xffL)]; } long update_crc64_reflected(long[] table, long crc, byte c ) { long long64_c; long64_c = 0x00000000000000ffL & (long) c; return rshiftu64(crc,8) ^ table[(int)((crc ^ long64_c) & (long)0xffL)]; } short update_crc_sick( short crc, short c, short prev_byte ) { short short_c, short_p; short_c = c; short_p = (short)(prev_byte << 8); if ((crc & (short) 0x8000) != 0) crc = (short)(((crc << 1) ^ P_SICK) & (short) 0xffff); else crc = (short)((crc << 1) & (short) 0xffff); crc ^= (short)(short_c | short_p); return crc; } short update_crc16_8005( short crc, short c ) { return update_crc16_normal(crc_tab_8005_normal,crc,c); } short update_crc16_A001( short crc, short c ) { return update_crc16_reflected(crc_tab_8005_reflected,crc,c); } short update_crc16_1021( short crc, short c ) { return update_crc16_normal(crc_tab_1021_normal,crc,c); } short update_crc16_8408( short crc, short c ) { return update_crc16_reflected(crc_tab_1021_reflected,crc,c); } short update_crc16_3D65( short crc, short c ) { return update_crc16_normal(crc_tab_3d65_normal,crc,c); } short update_crc16_dnp( short crc, short c ) { return update_crc16_reflected(crc_tab_3d65_reflected,crc,c); } short update_crc16_t10_dif( short crc, short c ) { return update_crc16_normal(crc_tabt10dif,crc,c); } short update_crc16_0589( short crc, short c ) { return update_crc16_normal(crc_tabdect,crc,c); } short update_crc16_teledisk( short crc, short c ) { return update_crc16_normal(crc_tabteledisk,crc,c); } int update_crc24( int crc, byte c ) { return update_crc24_normal(crc_tab24,crc,c); } int update_crc24_r64( int crc, byte c ) { return update_crc24_normal(crc_tab24r64,crc,c); } int update_crc32_refl( int crc, byte c ) { return update_crc32_reflected(crc_tab32_reflected,crc,c); } int update_crc32_norm( int crc, byte c ) { return update_crc32_normal(crc_tab32_normal,crc,c); } int update_crc32_xfer( int crc, byte c ) { return update_crc32_normal(crc_tabxfer_normal,crc,c); } int update_crc32_c( int crc, byte c ) { return update_crc32_reflected(crc_tab32C,crc,c); } int update_crc32_d( int crc, byte c ) { return update_crc32_reflected(crc_tab32D,crc,c); } int update_crc32_k( int crc, byte c ) { return update_crc32_normal(crc_tab32K,crc,c); } int update_crc32_q( int crc, byte c ) { return update_crc32_normal(crc_tab32Q,crc,c); } long update_crc40_gsm(long crc, byte c) { return update_crc40_normal(crc_tab40gsm_normal,crc,c); } long update_crc64(long crc, byte c) { return update_crc64_normal(crc_tab64_normal,crc,c); } long update_crc64_1B(long crc, byte c) { return update_crc64_reflected(crc_tab641b_reflected,crc,c); } long update_crc64_jones(long crc, byte c) { return update_crc64_reflected(crc_tab64jones_reflected,crc,c); } short calculate_crc16_Buypass(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_8005(crc,p[i]); } return crc; } short calculate_crc16_DDS_110(short[] p, int length) { short crc; int i; crc = (short) 0x800D; for (i=0; i < length; i++) { crc = update_crc16_8005(crc,p[i]); } return crc; } short calculate_crc16_EN_13757(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_3D65(crc,p[i]); } return (short)(~crc); } short calculate_crc16_Teledisk(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_teledisk(crc,p[i]); } return crc; } short calculate_crc16(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_A001(crc,p[i]); } return crc; } short calculate_crc16_Modbus(short[] p, int length) { short crc; int i; crc = (short) 0xFFFF; for (i=0; i < length; i++) { crc = update_crc16_A001(crc,p[i]); } return crc; } short calculate_crc16_Maxim(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_A001(crc,p[i]); } return (short)(~crc); } short calculate_crc16_USB(short[] p, int length) { short crc; int i; crc = (short) 0xFFFF; for (i=0; i < length; i++) { crc = update_crc16_A001(crc,p[i]); } return (short)(~crc); } short calculate_crc16_T10_DIF(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_t10_dif(crc,p[i]); } return crc; } short calculate_crc16_Dect_X(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_0589(crc,p[i]); } return crc; } short calculate_crc16_Dect_R(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_0589(crc,p[i]); } return (short)(crc ^ 0x0001); } short calculate_crc16_sick(short[] p, int length) { short crc; int i; short Prev_Byte = 0; crc = 0; for (i=0; i < length; i++) { crc = update_crc_sick(crc,p[i],Prev_Byte); Prev_Byte = p[i]; } return reverse_endian(crc); } short calculate_crc16_DNP(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_dnp(crc,p[i]); } crc = (short)(~crc); return reverse_endian(crc); } short calculate_crc16_Ccitt_Xmodem(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_1021(crc,p[i]); } return crc; } short calculate_crc16_Ccitt_FFFF(short[] p, int length) { short crc; int i; crc = (short) 0xFFFF; for (i=0; i < length; i++) { crc = update_crc16_1021(crc,p[i]); } return crc; } short calculate_crc16_Ccitt_1D0F(short[] p, int length) { short crc; int i; crc = 0x1D0F; for (i=0; i < length; i++) { crc = update_crc16_1021(crc,p[i]); } return crc; } short calculate_crc16_Genibus(short[] p, int length) { short crc; int i; crc = (short) 0xFFFF; for (i=0; i < length; i++) { crc = update_crc16_1021(crc,p[i]); } return (short)(~crc); } short calculate_crc16_Kermit(short[] p, int length) { short crc; int i; crc = 0; for (i=0; i < length; i++) { crc = update_crc16_8408(crc,p[i]); } return reverse_endian(crc); } short calculate_crc16_X25(short[] p, int length) { short crc; int i; crc = (short) 0xFFFF; for (i=0; i < length; i++) { crc = update_crc16_8408(crc,p[i]); } return (short)(~crc); } short calculate_crc16_MCRF4XX(short[] p, int length) { short crc; int i; crc = (short) 0xFFFF; for (i=0; i < length; i++) { crc = update_crc16_8408(crc,p[i]); } return crc; } short calculate_crc16_Riello(short[] p, int length) { short crc; int i; crc = 0x554D; for (i=0; i < length; i++) { crc = update_crc16_8408(crc,p[i]); } return crc; } short calculate_chk16_Fletcher(short[] p, int length) { short check, check_fletcher; int i; check = 0; check_fletcher = 0; for (i=0; i < length; i++) { check += (p[i]); check_fletcher += check; } return (short)(((check_fletcher & 0xFF) << 8) | (check & 0xFF)); } int calculate_crc24_flexray_a(byte[] p, int length) { int crc32; int i; crc32 = 0x00FEDCBA; for (i=0; i < length; i++) { crc32 = update_crc24(crc32,p[i]); } return crc32; } int calculate_crc24_flexray_b(byte[] p, int length) { int crc32; int i; crc32 = 0x00ABCDEF; for (i=0; i < length; i++) { crc32 = update_crc24(crc32,p[i]); } return crc32; } int calculate_crc24_r64(byte[] p, int length) { int crc32; int i; crc32 = 0x00B704CE; for (i=0; i < length; i++) { crc32 = update_crc24_r64(crc32,p[i]); } return crc32; } int calculate_crc32(byte[] p, int length) { int crc32; int i; crc32 = 0xFFFFFFFF; for (i=0; i < length; i++) { crc32 = update_crc32_refl(crc32,p[i]); } return ~crc32; } int calculate_crc32_jamcrc(byte[] p, int length) { int crc32; int i; crc32 = 0xFFFFFFFF; for (i=0; i < length; i++) { crc32 = update_crc32_refl(crc32,p[i]); } return crc32; } int calculate_crc32_c(byte[] p, int length) { int crc32; int i; crc32 = 0xFFFFFFFF; for (i=0; i < length; i++) { crc32 = update_crc32_c(crc32,p[i]); } return ~crc32; } int calculate_crc32_d(byte[] p, int length) { int crc32; int i; crc32 = 0xFFFFFFFF; for (i=0; i < length; i++) { crc32 = update_crc32_d(crc32,p[i]); } return ~crc32; } int calculate_crc32_bzip2(byte[] p, int length) { int crc32; int i; crc32 = 0xFFFFFFFF; for (i=0; i < length; i++) { crc32 = update_crc32_norm(crc32,p[i]); } return ~crc32; } int calculate_crc32_mpeg2(byte[] p, int length) { int crc32; int i; crc32 = 0xFFFFFFFF; for (i=0; i < length; i++) { crc32 = update_crc32_norm(crc32,p[i]); } return crc32; } int calculate_crc32_posix(byte[] p, int length) { int crc32; int i; crc32 = 0; for (i=0; i < length; i++) { crc32 = update_crc32_norm(crc32,p[i]); } return ~crc32; } int calculate_crc32_k(byte[] p, int length) { int crc32; int i; crc32 = 0; for (i=0; i < length; i++) { crc32 = update_crc32_k(crc32,p[i]); } return crc32; } int calculate_crc32_q(byte[] p, int length) { int crc32; int i; crc32 = 0; for (i=0; i < length; i++) { crc32 = update_crc32_q(crc32,p[i]); } return crc32; } int calculate_crc32_xfer(byte[] p, int length) { int crc32; int i; crc32 = 0; for (i=0; i < length; i++) { crc32 = update_crc32_xfer(crc32,p[i]); } return crc32; } long calculate_crc40_gsm(byte[] p, int length) { long crc64; int i; crc64 = 0L; for (i=0; i < length; i++) { crc64 = update_crc40_gsm(crc64,p[i]); } return crc64; } long calculate_crc64(byte[] p, int length) { long crc64; int i; crc64 = 0L; for (i=0; i < length; i++) { crc64 = update_crc64(crc64,p[i]); } return crc64; } long calculate_crc64_1b(byte[] p, int length) { long crc64; int i; crc64 = 0L; for (i=0; i < length; i++) { crc64 = update_crc64_1B(crc64,p[i]); } return crc64; } long calculate_crc64_we(byte[] p, int length) { long crc64; int i; crc64 = 0xFFFFFFFFFFFFFFFFL; for (i=0; i < length; i++) { crc64 = update_crc64(crc64,p[i]); } return ~crc64; } long calculate_crc64_jones(byte[] p, int length) { long crc64; int i; crc64 = 0xFFFFFFFFFFFFFFFFL; for (i=0; i < length; i++) { crc64 = update_crc64_jones(crc64,p[i]); } return crc64; } public static void main(String[] args) { short[] TestString = {0x68, 0x68, 0x16, 0x16, 0x14, 0x00, 0x00, 0x00, 0xa1, 0x58, 0xb9, 0x52, 0xda, 0x61, 0x24, 0x80, 0x3f, 0xf3, 0x28, 0x23, 0x29, 0x72, 0x52, 0x6d, 0x5d, 0xdd, 0xbf, 0xfe}; testcrc myCrc = new testcrc(); myCrc.init_all_tab(); System.out.printf("Test CRC in Javann"); System.out.printf("Test CRC8 algorithmsnn"); // System.out.printf("Test ITU: %02Xn",myCrc.calculate_crc8_itu(TestString, 9)); // System.out.printf("Test ATM: %02Xn",myCrc.calculate_crc8_atm(TestString, 9)); // System.out.printf("Test CCITT: %02Xn",myCrc.calculate_crc8_ccitt(TestString, 9)); // System.out.printf("Test Maxim: %02Xn",myCrc.calculate_crc8_maxim(TestString, 9)); // System.out.printf("Test CRC8: %02Xn",myCrc.calculate_crc8(TestString, 9)); // System.out.printf("Test Icode: %02Xn",myCrc.calculate_crc8_icode(TestString, 9)); // System.out.printf("Test J1850: %02Xn",myCrc.calculate_crc8_j1850(TestString, 9)); // System.out.printf("Test WCDMA: %02Xn",myCrc.calculate_crc8_wcdma(TestString, 9)); // System.out.printf("Test ROHC: %02Xn",myCrc.calculate_crc8_rohc(TestString, 9)); // System.out.printf("Test DARC: %02Xn",myCrc.calculate_crc8_darc(TestString, 9)); System.out.printf("nTest CRC16 algorithmsn"); System.out.printf("Test Buypass: %04Xn",myCrc.calculate_crc16_Buypass(TestString, TestString.length)); System.out.printf("Test DDS 110: %04Xn",myCrc.calculate_crc16_DDS_110(TestString, TestString.length)); System.out.printf("Test EN 13757: %04Xn",myCrc.calculate_crc16_EN_13757(TestString, TestString.length)); System.out.printf("Test Teledisk: %04Xn",myCrc.calculate_crc16_Teledisk(TestString, TestString.length)); System.out.printf("Test CRC16: %04Xn",myCrc.calculate_crc16(TestString, TestString.length)); System.out.printf("Test Modbus: %04Xn",myCrc.calculate_crc16_Modbus(TestString, TestString.length)); System.out.printf("Test Maxim: %04Xn",myCrc.calculate_crc16_Maxim(TestString, TestString.length)); System.out.printf("Test USB: %04Xn",myCrc.calculate_crc16_USB(TestString, TestString.length)); System.out.printf("Test T10 DIF: %04Xn",myCrc.calculate_crc16_T10_DIF(TestString, TestString.length)); System.out.printf("Test Dect X: %04Xn",myCrc.calculate_crc16_Dect_X(TestString, TestString.length)); System.out.printf("Test Dect R: %04Xn",myCrc.calculate_crc16_Dect_R(TestString, TestString.length)); System.out.printf("Test Sick: %04Xn",myCrc.calculate_crc16_sick(TestString, TestString.length)); System.out.printf("Test DNP: %04Xn",myCrc.calculate_crc16_DNP(TestString, TestString.length)); System.out.printf("Test XModem: %04Xn",myCrc.calculate_crc16_Ccitt_Xmodem(TestString, TestString.length)); System.out.printf("Test FFFF: %04Xn",myCrc.calculate_crc16_Ccitt_FFFF(TestString, TestString.length)); System.out.printf("Test 1D0F: %04Xn",myCrc.calculate_crc16_Ccitt_1D0F(TestString, TestString.length)); System.out.printf("Test Genibus: %04Xn",myCrc.calculate_crc16_Genibus(TestString, TestString.length)); System.out.printf("Test Kermit: %04Xn",myCrc.calculate_crc16_Kermit(TestString, TestString.length)); System.out.printf("Test X25: %04Xn",myCrc.calculate_crc16_X25(TestString, TestString.length)); System.out.printf("Test MCRF4XX: %04Xn",myCrc.calculate_crc16_MCRF4XX(TestString, TestString.length)); System.out.printf("Test Riello: %04Xn",myCrc.calculate_crc16_Riello(TestString, TestString.length)); System.out.printf("Test Fletcher: %04Xn",myCrc.calculate_chk16_Fletcher(TestString, TestString.length)); System.out.printf("nTest CRC24-64 algorithmsn"); // System.out.printf("Test Flexray A: %06Xn",myCrc.calculate_crc24_flexray_a(TestString, 9)); // System.out.printf("Test Flexray B: %06Xn",myCrc.calculate_crc24_flexray_b(TestString, 9)); // System.out.printf("Test R64: %06Xnn",myCrc.calculate_crc24_r64(TestString, 9)); // System.out.printf("Test CRC32: %08Xn",myCrc.calculate_crc32(TestString, 9)); // System.out.printf("Test JamCRC: %08Xn",myCrc.calculate_crc32_jamcrc(TestString, 9)); // System.out.printf("Test CRC32 C: %08Xn",myCrc.calculate_crc32_c(TestString, 9)); // System.out.printf("Test CRC32 D: %08Xn",myCrc.calculate_crc32_d(TestString, 9)); // System.out.printf("Test BZIP2: %08Xn",myCrc.calculate_crc32_bzip2(TestString, 9)); // System.out.printf("Test MPEG2: %08Xn",myCrc.calculate_crc32_mpeg2(TestString, 9)); // System.out.printf("Test Posix: %08Xn",myCrc.calculate_crc32_posix(TestString, 9)); // System.out.printf("Test CRC32 K: %08Xn",myCrc.calculate_crc32_k(TestString, 9)); // System.out.printf("Test CRC32 Q: %08Xn",myCrc.calculate_crc32_q(TestString, 9)); // System.out.printf("Test Xfer: %08Xnn",myCrc.calculate_crc32_xfer(TestString, 9)); // System.out.printf("Test GSM: %010Xn",myCrc.calculate_crc40_gsm(TestString, 9)); // System.out.printf("Test CRC64: %016Xn",myCrc.calculate_crc64(TestString, 9)); // System.out.printf("Test CRC64 1B: %016Xn",myCrc.calculate_crc64_1b(TestString, 9)); // System.out.printf("Test WE: %016Xn",myCrc.calculate_crc64_we(TestString, 9)); // System.out.printf("Test Jones: %016Xn",myCrc.calculate_crc64_jones(TestString, 9)); } } |
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代码二，
| 代码如下 | 复制代码 |
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package com.grt.michael.network.mail; import java.io.File; import java.io.IOException; import java.util.Date; import java.util.List; import java.util.Properties; import javax.mail.Address; import javax.mail.BodyPart; import javax.mail.Message; import javax.mail.MessagingException; import javax.mail.Multipart; import javax.mail.Session; import javax.mail.Transport; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeBodyPart; import javax.mail.internet.MimeMessage; import javax.mail.internet.MimeMultipart; import sun.misc.BASE64Encoder; import com.grt.michael.bean.EventMessBean; import com.grt.michael.dao.INoticeDAO; import com.grt.michael.dao.impl.NoticeDAOImpl; import com.grt.michael.resource.CaptionUtil; /** * 邮件发送处理类 * @author Administrator * */ public class MailManager { private static MailSenderInfo senderInfo; public static void initialize() { updateSenderInfo(); } public static void updateSenderInfo() { INoticeDAO noticeDao = new NoticeDAOImpl(); senderInfo = noticeDao.getEmailServer(); } public static boolean sendEventMail(EventMessBean eventBean) { INoticeDAO noticeDao = new NoticeDAOImpl(); List<String> toAddressList = noticeDao.getEventNoticeEmailAddresses(eventBean.getId()); for(String toAddress : toAddressList) { sendHtmlMail(eventBean.getMailContent(), toAddress); } return false; } /** * Html格式发送邮件 * @param mailInfo * @return */ public static boolean sendHtmlMail(String content, String toAddress) { if(senderInfo == null) { return false; } String fromAddress = senderInfo.getSenderMail(); if(CaptionUtil.isEmpty(content) || CaptionUtil.isEmpty(fromAddress) || CaptionUtil.isEmpty(toAddress)) { return false; } // 判断是否需要身份认证 Properties pro = senderInfo.getProperties(); //如果需要身份认证，则创建一个密码验证器 MyAuthenticator authenticator = new MyAuthenticator(fromAddress, senderInfo.getPassword()); // 根据邮件会话属性和密码验证器构造一个发送邮件的session Session sendMailSession = Session.getInstance(pro, authenticator); try { // 根据session创建一个邮件消息 Message mailMessage = new MimeMessage(sendMailSession); // 创建邮件发送者地址 Address from = new InternetAddress(senderInfo.getSenderMail()); // 设置邮件消息的发送者 mailMessage.setFrom(from); // 创建邮件的接收者地址，并设置到邮件消息中 Address to = new InternetAddress(toAddress); // Message.RecipientType.TO属性表示接收者的类型为TO mailMessage.setRecipient(Message.RecipientType.TO, to); // 设置邮件消息的主题 mailMessage.setSubject(senderInfo.getServerName()); // 设置邮件消息发送的时间 mailMessage.setSentDate(new Date()); // MiniMultipart类是一个容器类，包含MimeBodyPart类型的对象 Multipart mainPart = new MimeMultipart(); // 创建一个包含HTML内容的MimeBodyPart BodyPart html = new MimeBodyPart(); // 设置HTML内容 html.setContent(content, "text/html; charset=utf-8"); mainPart.addBodyPart(html); // 将MiniMultipart对象设置为邮件内容 mailMessage.setContent(mainPart); // 发送邮件 Transport.send(mailMessage); return true; } catch (MessagingException ex) { ex.printStackTrace(); } return false; } /** * Html格式发送邮件 * @param mailInfo * @return */ public static boolean sendFileMail(String toAddress, File file) { if(senderInfo == null) { return false; } String fromAddress = senderInfo.getSenderMail(); if(CaptionUtil.isEmpty(fromAddress) || CaptionUtil.isEmpty(toAddress)) { return false; } // 判断是否需要身份认证 Properties pro = senderInfo.getProperties(); //如果需要身份认证，则创建一个密码验证器 MyAuthenticator authenticator = new MyAuthenticator(fromAddress, senderInfo.getPassword()); // 根据邮件会话属性和密码验证器构造一个发送邮件的session Session sendMailSession = Session.getInstance(pro, authenticator); try { // 根据session创建一个邮件消息 Message mailMessage = new MimeMessage(sendMailSession); // 创建邮件发送者地址 Address from = new InternetAddress(senderInfo.getSenderMail()); // 设置邮件消息的发送者 mailMessage.setFrom(from); // 创建邮件的接收者地址，并设置到邮件消息中 Address to = new InternetAddress(toAddress); // Message.RecipientType.TO属性表示接收者的类型为TO mailMessage.setRecipient(Message.RecipientType.TO, to); // 设置邮件消息的主题 mailMessage.setSubject(senderInfo.getServerName()); // 设置邮件消息发送的时间 mailMessage.setSentDate(new Date()); // MiniMultipart类是一个容器类，包含MimeBodyPart类型的对象 Multipart mainPart = new MimeMultipart(); // 创建一个包含HTML内容的MimeBodyPart MimeBodyPart html = new MimeBodyPart(); // 设置HTML内容 try { html.attachFile(file); BASE64Encoder enc = new BASE64Encoder(); html.setFileName("=?GBK?B?" + enc.encode(file.getName().getBytes("GBK")) + "?="); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } mainPart.addBodyPart(html); // 将MiniMultipart对象设置为邮件内容 mailMessage.setContent(mainPart); // 发送邮件 Transport.send(mailMessage); return true; } catch (MessagingException ex) { ex.printStackTrace(); } return false; } } |
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时间： 2025-01-25 12:20:07