S K UCI / Mbed 2 deprecated AutonomousDAQ

Arianna autonomous DAQ firmware

Dependencies:   mbed SDFileSystemFilinfo AriSnProtocol NetServicesMin AriSnComm MODSERIAL PowerControlClkPatch DS1820OW

SnCRCUtils.h@38:9070c17536cd, 2013-05-29 (annotated)

Committer:
uci1
Date:
Wed May 29 18:54:19 2013 +0000
Revision:
38:9070c17536cd
Parent:
21:ce51bb0ba4a5
Child:
40:1324da35afd4
Update SnCRCUtils to use templated function. Add MODSERIAL include to SnCommWinUsb when enabled. Move iridium constants to SnCommConstants.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
uci1 21:ce51bb0ba4a5 1 #ifndef SN_SnCRCUtils
uci1 21:ce51bb0ba4a5 2 #define SN_SnCRCUtils
uci1 21:ce51bb0ba4a5 3
uci1 38:9070c17536cd 4 namespace SnCRCUtils {
uci1 38:9070c17536cd 5
uci1 21:ce51bb0ba4a5 6 /*******************************************************************\
uci1 21:ce51bb0ba4a5 7 * CRC code "borrowed" from: *
uci1 21:ce51bb0ba4a5 8 * http://mbed.org/users/jpelletier/programs/CRC/lje513 *
uci1 21:ce51bb0ba4a5 9 * Library : lib_crc *
uci1 21:ce51bb0ba4a5 10 * File : lib_crc.c *
uci1 21:ce51bb0ba4a5 11 * Author : Lammert Bies 1999-2008 *
uci1 21:ce51bb0ba4a5 12 * E-mail : info@lammertbies.nl *
uci1 21:ce51bb0ba4a5 13 * Language : ANSI C *
uci1 21:ce51bb0ba4a5 14 \*******************************************************************/
uci1 21:ce51bb0ba4a5 15 static const uint32_t crc_tabxfer_normal[] = {
uci1 21:ce51bb0ba4a5 16 0x00000000, 0x000000AF, 0x0000015E, 0x000001F1, 0x000002BC, 0x00000213, 0x000003E2, 0x0000034D,
uci1 21:ce51bb0ba4a5 17 0x00000578, 0x000005D7, 0x00000426, 0x00000489, 0x000007C4, 0x0000076B, 0x0000069A, 0x00000635,
uci1 21:ce51bb0ba4a5 18 0x00000AF0, 0x00000A5F, 0x00000BAE, 0x00000B01, 0x0000084C, 0x000008E3, 0x00000912, 0x000009BD,
uci1 21:ce51bb0ba4a5 19 0x00000F88, 0x00000F27, 0x00000ED6, 0x00000E79, 0x00000D34, 0x00000D9B, 0x00000C6A, 0x00000CC5,
uci1 21:ce51bb0ba4a5 20 0x000015E0, 0x0000154F, 0x000014BE, 0x00001411, 0x0000175C, 0x000017F3, 0x00001602, 0x000016AD,
uci1 21:ce51bb0ba4a5 21 0x00001098, 0x00001037, 0x000011C6, 0x00001169, 0x00001224, 0x0000128B, 0x0000137A, 0x000013D5,
uci1 21:ce51bb0ba4a5 22 0x00001F10, 0x00001FBF, 0x00001E4E, 0x00001EE1, 0x00001DAC, 0x00001D03, 0x00001CF2, 0x00001C5D,
uci1 21:ce51bb0ba4a5 23 0x00001A68, 0x00001AC7, 0x00001B36, 0x00001B99, 0x000018D4, 0x0000187B, 0x0000198A, 0x00001925,
uci1 21:ce51bb0ba4a5 24 0x00002BC0, 0x00002B6F, 0x00002A9E, 0x00002A31, 0x0000297C, 0x000029D3, 0x00002822, 0x0000288D,
uci1 21:ce51bb0ba4a5 25 0x00002EB8, 0x00002E17, 0x00002FE6, 0x00002F49, 0x00002C04, 0x00002CAB, 0x00002D5A, 0x00002DF5,
uci1 21:ce51bb0ba4a5 26 0x00002130, 0x0000219F, 0x0000206E, 0x000020C1, 0x0000238C, 0x00002323, 0x000022D2, 0x0000227D,
uci1 21:ce51bb0ba4a5 27 0x00002448, 0x000024E7, 0x00002516, 0x000025B9, 0x000026F4, 0x0000265B, 0x000027AA, 0x00002705,
uci1 21:ce51bb0ba4a5 28 0x00003E20, 0x00003E8F, 0x00003F7E, 0x00003FD1, 0x00003C9C, 0x00003C33, 0x00003DC2, 0x00003D6D,
uci1 21:ce51bb0ba4a5 29 0x00003B58, 0x00003BF7, 0x00003A06, 0x00003AA9, 0x000039E4, 0x0000394B, 0x000038BA, 0x00003815,
uci1 21:ce51bb0ba4a5 30 0x000034D0, 0x0000347F, 0x0000358E, 0x00003521, 0x0000366C, 0x000036C3, 0x00003732, 0x0000379D,
uci1 21:ce51bb0ba4a5 31 0x000031A8, 0x00003107, 0x000030F6, 0x00003059, 0x00003314, 0x000033BB, 0x0000324A, 0x000032E5,
uci1 21:ce51bb0ba4a5 32
uci1 21:ce51bb0ba4a5 33 0x00005780, 0x0000572F, 0x000056DE, 0x00005671, 0x0000553C, 0x00005593, 0x00005462, 0x000054CD,
uci1 21:ce51bb0ba4a5 34 0x000052F8, 0x00005257, 0x000053A6, 0x00005309, 0x00005044, 0x000050EB, 0x0000511A, 0x000051B5,
uci1 21:ce51bb0ba4a5 35 0x00005D70, 0x00005DDF, 0x00005C2E, 0x00005C81, 0x00005FCC, 0x00005F63, 0x00005E92, 0x00005E3D,
uci1 21:ce51bb0ba4a5 36 0x00005808, 0x000058A7, 0x00005956, 0x000059F9, 0x00005AB4, 0x00005A1B, 0x00005BEA, 0x00005B45,
uci1 21:ce51bb0ba4a5 37 0x00004260, 0x000042CF, 0x0000433E, 0x00004391, 0x000040DC, 0x00004073, 0x00004182, 0x0000412D,
uci1 21:ce51bb0ba4a5 38 0x00004718, 0x000047B7, 0x00004646, 0x000046E9, 0x000045A4, 0x0000450B, 0x000044FA, 0x00004455,
uci1 21:ce51bb0ba4a5 39 0x00004890, 0x0000483F, 0x000049CE, 0x00004961, 0x00004A2C, 0x00004A83, 0x00004B72, 0x00004BDD,
uci1 21:ce51bb0ba4a5 40 0x00004DE8, 0x00004D47, 0x00004CB6, 0x00004C19, 0x00004F54, 0x00004FFB, 0x00004E0A, 0x00004EA5,
uci1 21:ce51bb0ba4a5 41 0x00007C40, 0x00007CEF, 0x00007D1E, 0x00007DB1, 0x00007EFC, 0x00007E53, 0x00007FA2, 0x00007F0D,
uci1 21:ce51bb0ba4a5 42 0x00007938, 0x00007997, 0x00007866, 0x000078C9, 0x00007B84, 0x00007B2B, 0x00007ADA, 0x00007A75,
uci1 21:ce51bb0ba4a5 43 0x000076B0, 0x0000761F, 0x000077EE, 0x00007741, 0x0000740C, 0x000074A3, 0x00007552, 0x000075FD,
uci1 21:ce51bb0ba4a5 44 0x000073C8, 0x00007367, 0x00007296, 0x00007239, 0x00007174, 0x000071DB, 0x0000702A, 0x00007085,
uci1 21:ce51bb0ba4a5 45 0x000069A0, 0x0000690F, 0x000068FE, 0x00006851, 0x00006B1C, 0x00006BB3, 0x00006A42, 0x00006AED,
uci1 21:ce51bb0ba4a5 46 0x00006CD8, 0x00006C77, 0x00006D86, 0x00006D29, 0x00006E64, 0x00006ECB, 0x00006F3A, 0x00006F95,
uci1 21:ce51bb0ba4a5 47 0x00006350, 0x000063FF, 0x0000620E, 0x000062A1, 0x000061EC, 0x00006143, 0x000060B2, 0x0000601D,
uci1 21:ce51bb0ba4a5 48 0x00006628, 0x00006687, 0x00006776, 0x000067D9, 0x00006494, 0x0000643B, 0x000065CA, 0x00006565
uci1 21:ce51bb0ba4a5 49 };
uci1 21:ce51bb0ba4a5 50
uci1 21:ce51bb0ba4a5 51 //
uci1 21:ce51bb0ba4a5 52 // CRC functions
uci1 21:ce51bb0ba4a5 53 //
uci1 21:ce51bb0ba4a5 54 inline
uci1 21:ce51bb0ba4a5 55 uint32_t update_crc32_normal(const uint32_t* table, uint32_t crc, const uint8_t c ) {
uci1 21:ce51bb0ba4a5 56 uint32_t long_c;
uci1 21:ce51bb0ba4a5 57
uci1 21:ce51bb0ba4a5 58 long_c = 0x000000ffL & (uint32_t) c;
uci1 21:ce51bb0ba4a5 59
uci1 21:ce51bb0ba4a5 60 return (crc << 8) ^ table[((crc >> 24) ^ long_c) & 0xff];
uci1 21:ce51bb0ba4a5 61 }
uci1 21:ce51bb0ba4a5 62
uci1 21:ce51bb0ba4a5 63 inline
uci1 21:ce51bb0ba4a5 64 uint32_t update_crc32_xfer( uint32_t crc, const uint8_t c ) {
uci1 21:ce51bb0ba4a5 65 return update_crc32_normal(crc_tabxfer_normal,crc,c);
uci1 21:ce51bb0ba4a5 66 }
uci1 21:ce51bb0ba4a5 67
uci1 38:9070c17536cd 68 //
uci1 38:9070c17536cd 69 // calculate CRC for data set
uci1 38:9070c17536cd 70 //
uci1 38:9070c17536cd 71 template<typename T>
uci1 38:9070c17536cd 72 static
uci1 38:9070c17536cd 73 uint32_t GetCRC32for(const T* data, const uint32_t len) {
uci1 38:9070c17536cd 74 // calculate the 32bit CRC for an array of data
uci1 38:9070c17536cd 75 // len = number of array elements; not number of bytes
uci1 38:9070c17536cd 76
uci1 38:9070c17536cd 77 union {
uci1 38:9070c17536cd 78 const T* x;
uci1 38:9070c17536cd 79 const uint8_t* c;
uci1 38:9070c17536cd 80 } d;
uci1 38:9070c17536cd 81 d.x = data;
uci1 38:9070c17536cd 82 uint32_t crc(0);
uci1 38:9070c17536cd 83 const uint32_t bytes = len * sizeof(T);
uci1 38:9070c17536cd 84 for (register uint32_t i=0; i<bytes; ++i, ++d.c) {
uci1 38:9070c17536cd 85 crc = update_crc32_xfer(crc, *(d.c));
uci1 38:9070c17536cd 86 }
uci1 38:9070c17536cd 87 return crc;
uci1 38:9070c17536cd 88 }
uci1 38:9070c17536cd 89
uci1 38:9070c17536cd 90 /*
uci1 21:ce51bb0ba4a5 91 inline
uci1 21:ce51bb0ba4a5 92 uint32_t update_crc32_xfer_short( uint32_t crc, const uint16_t c) {
uci1 21:ce51bb0ba4a5 93 SnBitUtils::tmp.s[0] = c;
uci1 21:ce51bb0ba4a5 94 for (uint8_t i=0; i<sizeof(uint16_t); i++) {
uci1 21:ce51bb0ba4a5 95 crc = update_crc32_xfer(crc, SnBitUtils::tmp.c[i]);
uci1 21:ce51bb0ba4a5 96 }
uci1 21:ce51bb0ba4a5 97 return crc;
uci1 21:ce51bb0ba4a5 98 }
uci1 21:ce51bb0ba4a5 99
uci1 21:ce51bb0ba4a5 100 inline
uci1 21:ce51bb0ba4a5 101 uint32_t update_crc32_xfer_int( uint32_t crc, const uint32_t c) {
uci1 21:ce51bb0ba4a5 102 SnBitUtils::tmp.i = c;
uci1 21:ce51bb0ba4a5 103 for (uint8_t i=0; i<sizeof(uint32_t); i++) {
uci1 21:ce51bb0ba4a5 104 crc = update_crc32_xfer(crc, SnBitUtils::tmp.c[i]);
uci1 21:ce51bb0ba4a5 105 }
uci1 21:ce51bb0ba4a5 106 return crc;
uci1 21:ce51bb0ba4a5 107 }
uci1 38:9070c17536cd 108 */
uci1 21:ce51bb0ba4a5 109
uci1 38:9070c17536cd 110 };
uci1 21:ce51bb0ba4a5 111
uci1 0:664899e0b988 112 #endif // SN_SnCRCUtils