S K UCI / Mbed 2 deprecated AutonomousDAQ

Arianna autonomous DAQ firmware

Dependencies:   mbed SDFileSystemFilinfo AriSnProtocol NetServicesMin AriSnComm MODSERIAL PowerControlClkPatch DS1820OW

SnCRCUtils.h@125:ce4045184366, 2019-06-05 (annotated)

Committer:
uci1
Date:
Wed Jun 05 17:29:31 2019 +0000
Revision:
125:ce4045184366
Parent:
40:1324da35afd4 
Added SnRateListner proto-class, publishing this version of the code in order to enable exporting of most recent features.

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 40:1324da35afd4 73 uint32_t GetUpdatedCRC32for(uint32_t crc, const T* const 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 const uint32_t bytes = len * sizeof(T);
uci1 38:9070c17536cd 83 for (register uint32_t i=0; i<bytes; ++i, ++d.c) {
uci1 38:9070c17536cd 84 crc = update_crc32_xfer(crc, *(d.c));
uci1 38:9070c17536cd 85 }
uci1 38:9070c17536cd 86 return crc;
uci1 38:9070c17536cd 87 }
uci1 38:9070c17536cd 88
uci1 40:1324da35afd4 89 template<typename T>
uci1 40:1324da35afd4 90 static
uci1 40:1324da35afd4 91 uint32_t GetCRC32for(const T* const data, const uint32_t len) {
uci1 40:1324da35afd4 92 // calculate the 32bit CRC for an array of data
uci1 40:1324da35afd4 93 // len = number of array elements; not number of bytes
uci1 40:1324da35afd4 94 uint32_t crc(0);
uci1 40:1324da35afd4 95 return GetUpdatedCRC32for(crc, data, len);
uci1 21:ce51bb0ba4a5 96 }
uci1 21:ce51bb0ba4a5 97
uci1 38:9070c17536cd 98 };
uci1 21:ce51bb0ba4a5 99
uci1 0:664899e0b988 100 #endif // SN_SnCRCUtils