Jordan Hanson / Mbed 2 deprecated AutonomousDAQ

Arianna autonomous DAQ firmware

Dependencies:   mbed SDFileSystemFilinfo AriSnProtocol NetServicesMin AriSnComm MODSERIAL PowerControlClkPatch DS1820OW

SnSDUtils.h@27:efc4d654b139, 2012-11-01 (annotated)

Committer:
uci1
Date:
Thu Nov 01 07:00:17 2012 +0000
Revision:
27:efc4d654b139
Parent:
25:57b2627fe756
Child:
38:9070c17536cd
Afar comms enabled. Bug fixes: comm win opens with high rate now and no power to afar with afar comm enabled will not stall MBED. Features: stop file transfer, delete a specified run or delete all files on the SD card (file trans handshakes).

Who changed what in which revision?

UserRevisionLine numberNew contents of line
uci1 0:664899e0b988 1 #ifndef SN_SnSDUtils
uci1 0:664899e0b988 2 #define SN_SnSDUtils
uci1 0:664899e0b988 3
uci1 0:664899e0b988 4 #include <stdio.h>
uci1 0:664899e0b988 5 #include <stdint.h>
uci1 0:664899e0b988 6
uci1 0:664899e0b988 7 #include "SnCommWin.h"
uci1 5:9cea89700c66 8 #include "SnBitUtils.h"
uci1 5:9cea89700c66 9 #include "SnPowerFrame.h"
uci1 8:95a325df1f6b 10 #include "SnHeaderFrame.h"
uci1 0:664899e0b988 11
uci1 0:664899e0b988 12 class SnEventFrame;
uci1 0:664899e0b988 13 class SnConfigFrame;
uci1 0:664899e0b988 14
uci1 0:664899e0b988 15 // a namespace-like class to handle the i/o with the SD card
uci1 0:664899e0b988 16
uci1 0:664899e0b988 17 class SnSDUtils {
uci1 0:664899e0b988 18 public:
uci1 19:74155d652c37 19 static const char* const kSDdir;
uci1 1:e392595b4b76 20 static const char* const kSDsubDir;
uci1 1:e392595b4b76 21 static const uint8_t kFNBufSize=128;
uci1 1:e392595b4b76 22 static const uint8_t kIOvers; // file I/O version
uci1 5:9cea89700c66 23 static const uint32_t kMaxSizeOfFileHdr;
uci1 0:664899e0b988 24
uci1 0:664899e0b988 25 private:
uci1 0:664899e0b988 26
uci1 0:664899e0b988 27 static
uci1 25:57b2627fe756 28 FILE* OpenSDFile(const char* name, const char* mode, const bool redoDir);
uci1 1:e392595b4b76 29
uci1 1:e392595b4b76 30 static
uci1 0:664899e0b988 31 uint16_t GetSeqNum(const uint64_t macadr,
uci1 0:664899e0b988 32 const uint32_t run);
uci1 0:664899e0b988 33
uci1 0:664899e0b988 34 static
uci1 0:664899e0b988 35 const char* GetOutFileName(const uint64_t macadr,
uci1 0:664899e0b988 36 const uint32_t run,
uci1 0:664899e0b988 37 const uint16_t seq);
uci1 27:efc4d654b139 38
uci1 27:efc4d654b139 39 static
uci1 27:efc4d654b139 40 void DeleteAllFiles(const char* dirname=kSDsubDir);
uci1 27:efc4d654b139 41
uci1 27:efc4d654b139 42 static
uci1 27:efc4d654b139 43 void DeleteFilesOfRun(const uint32_t run);
uci1 27:efc4d654b139 44
uci1 0:664899e0b988 45 static
uci1 0:664899e0b988 46 void DeleteFile(FILE*& f, const char* fname);
uci1 27:efc4d654b139 47
uci1 27:efc4d654b139 48 static
uci1 27:efc4d654b139 49 void DeleteDirIfEmpty(const char* dirname);
uci1 27:efc4d654b139 50
uci1 25:57b2627fe756 51 private:
uci1 12:d472f9811262 52 static char fgCurFileName[kFNBufSize];
uci1 12:d472f9811262 53 static FILE* fgCurFile;
uci1 12:d472f9811262 54 static uint16_t fgCurSeq;
uci1 0:664899e0b988 55
uci1 0:664899e0b988 56 public:
uci1 0:664899e0b988 57 SnSDUtils() {}
uci1 0:664899e0b988 58 virtual ~SnSDUtils() {}
uci1 0:664899e0b988 59
uci1 0:664899e0b988 60 static
uci1 10:3c93db1cfb12 61 int CloseOutputFile(FILE* f) {
uci1 12:d472f9811262 62 // TODO: set current file pointer to 0, IF f is current file
uci1 10:3c93db1cfb12 63 const int rt = (f!=0) ? fclose(f) : 0;
uci1 10:3c93db1cfb12 64 return rt;
uci1 10:3c93db1cfb12 65 }
uci1 0:664899e0b988 66
uci1 0:664899e0b988 67 static
uci1 0:664899e0b988 68 FILE* OpenNewOutputFile(const uint64_t macadr,
uci1 8:95a325df1f6b 69 const uint32_t run);
uci1 0:664899e0b988 70
uci1 0:664899e0b988 71 static
uci1 25:57b2627fe756 72 FILE* OpenExistingFile(const char* name, const bool setcurrent,
uci1 25:57b2627fe756 73 const bool redoDir);
uci1 0:664899e0b988 74
uci1 0:664899e0b988 75 static
uci1 0:664899e0b988 76 SnCommWin::ECommWinResult SendAllFiles(SnCommWin* comm,
uci1 3:24c5f0f50bf1 77 const uint32_t timeout,
uci1 3:24c5f0f50bf1 78 char* const buf,
uci1 6:6f002d202f59 79 const uint32_t bsize,
uci1 6:6f002d202f59 80 const SnConfigFrame& curConf,
uci1 8:95a325df1f6b 81 SnEventFrame& evt,
uci1 12:d472f9811262 82 SnPowerFrame& pow,
uci1 25:57b2627fe756 83 const uint32_t handshakeTimeout,
uci1 25:57b2627fe756 84 const char* dirname=kSDsubDir);
uci1 25:57b2627fe756 85
uci1 25:57b2627fe756 86 static
uci1 25:57b2627fe756 87 DIR* OpenOrMakeDir(const char* dirname);
uci1 0:664899e0b988 88
uci1 0:664899e0b988 89 static
uci1 0:664899e0b988 90 const char* GetCurFileName() { return fgCurFileName; }
uci1 0:664899e0b988 91
uci1 0:664899e0b988 92 static
uci1 1:e392595b4b76 93 FILE* GetCurFile() { return fgCurFile; }
uci1 1:e392595b4b76 94
uci1 1:e392595b4b76 95 static
uci1 12:d472f9811262 96 uint16_t GetCurSeqNum() { return fgCurSeq; }
uci1 25:57b2627fe756 97 /*
uci1 25:57b2627fe756 98 static
uci1 25:57b2627fe756 99 uint16_t GetSeqNumFromFileName(const char* fn);
uci1 25:57b2627fe756 100 */
uci1 25:57b2627fe756 101 static
uci1 25:57b2627fe756 102 bool GetRunSeqFromFilename(const char* fn,
uci1 25:57b2627fe756 103 uint32_t& run,
uci1 25:57b2627fe756 104 uint16_t& seq);
uci1 10:3c93db1cfb12 105
uci1 10:3c93db1cfb12 106 static
uci1 25:57b2627fe756 107 const char* GetSubDirFor(const uint32_t run, const uint16_t seq,
uci1 25:57b2627fe756 108 uint32_t& slen, const bool useSeq);
uci1 25:57b2627fe756 109
uci1 25:57b2627fe756 110 static
uci1 25:57b2627fe756 111 bool GetFullFilename(const char* name, std::string& ffn);
uci1 25:57b2627fe756 112
uci1 25:57b2627fe756 113
uci1 25:57b2627fe756 114 static
uci1 25:57b2627fe756 115 void PrintFilesInDirs(const char* dirname);
uci1 21:ce51bb0ba4a5 116
uci1 21:ce51bb0ba4a5 117 static
uci1 21:ce51bb0ba4a5 118 void GetDirProps(const char* dirname,
uci1 21:ce51bb0ba4a5 119 uint32_t& nfiles,
uci1 21:ce51bb0ba4a5 120 float& totbytes);
uci1 10:3c93db1cfb12 121
uci1 10:3c93db1cfb12 122 static
uci1 22:f957c4f840ad 123 bool WriteHeartbeatTo(FILE* file,
uci1 22:f957c4f840ad 124 const uint32_t time,
uci1 22:f957c4f840ad 125 const uint32_t num);
uci1 22:f957c4f840ad 126
uci1 22:f957c4f840ad 127 static
uci1 0:664899e0b988 128 bool WriteEventTo(FILE* efile, char* const evtBuf,
uci1 0:664899e0b988 129 const SnEventFrame& evt,
uci1 0:664899e0b988 130 const SnConfigFrame& conf);
uci1 0:664899e0b988 131
uci1 0:664899e0b988 132 static
uci1 0:664899e0b988 133 bool WriteConfig(FILE* efile,
uci1 0:664899e0b988 134 const SnConfigFrame& conf);
uci1 2:e67f7c158087 135
uci1 8:95a325df1f6b 136 template<class T>
uci1 2:e67f7c158087 137 static
uci1 8:95a325df1f6b 138 SnCommWin::ECommWinResult WritePowerTo(T& f,
uci1 8:95a325df1f6b 139 const SnPowerFrame& pow,
uci1 15:f2569d8e4176 140 uint32_t& pnum) {
uci1 8:95a325df1f6b 141 const SnCommWin::ECommWinResult rs =
uci1 8:95a325df1f6b 142 SnHeaderFrame::WriteTo(f, SnHeaderFrame::kPowerCode,
uci1 8:95a325df1f6b 143 SnPowerFrame::SizeOf(SnPowerFrame::kIOvers));
uci1 8:95a325df1f6b 144 const SnCommWin::ECommWinResult re = pow.WriteTo(f);
uci1 8:95a325df1f6b 145 ++pnum;
uci1 8:95a325df1f6b 146 return (rs<re) ? rs : re;
uci1 8:95a325df1f6b 147 }
uci1 8:95a325df1f6b 148
uci1 8:95a325df1f6b 149 template<class T>
uci1 8:95a325df1f6b 150 static
uci1 8:95a325df1f6b 151 SnCommWin::ECommWinResult ReadBlockHeader(T& f,
uci1 8:95a325df1f6b 152 uint8_t& mcode,
uci1 8:95a325df1f6b 153 uint32_t& mlen) {
uci1 8:95a325df1f6b 154 return SnHeaderFrame::ReadFrom(f, mcode, mlen);
uci1 8:95a325df1f6b 155 }
uci1 8:95a325df1f6b 156
uci1 5:9cea89700c66 157 template<class T>
uci1 5:9cea89700c66 158 static
uci1 5:9cea89700c66 159 SnCommWin::ECommWinResult WriteFileHeader(T& f, const uint64_t macadr,
uci1 8:95a325df1f6b 160 const uint32_t run, const uint16_t seq) {
uci1 5:9cea89700c66 161 // MUST INCREMENT kIOvers if these writes are altered
uci1 5:9cea89700c66 162 f = SnBitUtils::WriteTo(f, kIOvers);
uci1 5:9cea89700c66 163 f = SnBitUtils::WriteTo(f, macadr);
uci1 5:9cea89700c66 164 f = SnBitUtils::WriteTo(f, run);
uci1 5:9cea89700c66 165 f = SnBitUtils::WriteTo(f, seq);
uci1 5:9cea89700c66 166 return SnCommWin::kOkMsgSent;
uci1 5:9cea89700c66 167 }
uci1 5:9cea89700c66 168
uci1 5:9cea89700c66 169 template<class T>
uci1 5:9cea89700c66 170 static
uci1 5:9cea89700c66 171 SnCommWin::ECommWinResult ReadFileHeader(T& f, uint64_t& macadr,
uci1 5:9cea89700c66 172 uint32_t& run, uint16_t& seq,
uci1 8:95a325df1f6b 173 SnPowerFrame* pow=0) {
uci1 8:95a325df1f6b 174 SnCommWin::ECommWinResult res = SnCommWin::kOkWithMsg;
uci1 5:9cea89700c66 175 uint8_t Rv=0;
uci1 5:9cea89700c66 176 f = SnBitUtils::ReadFrom(f, Rv);
uci1 5:9cea89700c66 177 f = SnBitUtils::ReadFrom(f, macadr);
uci1 5:9cea89700c66 178 f = SnBitUtils::ReadFrom(f, run);
uci1 5:9cea89700c66 179 f = SnBitUtils::ReadFrom(f, seq);
uci1 8:95a325df1f6b 180 if (Rv==2) {
uci1 8:95a325df1f6b 181 uint16_t v1, v2;
uci1 8:95a325df1f6b 182 f = SnBitUtils::ReadFrom(f, v1);
uci1 8:95a325df1f6b 183 f = SnBitUtils::ReadFrom(f, v2);
uci1 8:95a325df1f6b 184 if (pow!=0) {
uci1 8:95a325df1f6b 185 pow->Set(v1, v2, 0, 0, 0);
uci1 8:95a325df1f6b 186 }
uci1 5:9cea89700c66 187 }
uci1 8:95a325df1f6b 188 return res;
uci1 5:9cea89700c66 189 }
uci1 5:9cea89700c66 190
uci1 5:9cea89700c66 191 static
uci1 8:95a325df1f6b 192 uint32_t SizeOfFileHeader(const uint8_t rv) {
uci1 8:95a325df1f6b 193 if (rv==2) {
uci1 8:95a325df1f6b 194 return kMaxSizeOfFileHdr;
uci1 8:95a325df1f6b 195 } else {
uci1 8:95a325df1f6b 196 return sizeof(uint8_t)+sizeof(uint64_t)+sizeof(uint32_t)+sizeof(uint16_t);
uci1 8:95a325df1f6b 197 }
uci1 8:95a325df1f6b 198 }
uci1 0:664899e0b988 199
uci1 0:664899e0b988 200 friend class SnSDUtilsWhisperer; // to restrict access to specific functions
uci1 0:664899e0b988 201 };
uci1 0:664899e0b988 202
uci1 0:664899e0b988 203 class SnSDUtilsWhisperer {
uci1 0:664899e0b988 204 static
uci1 0:664899e0b988 205 void DeleteFile(FILE*& f, const char* fname) {
uci1 27:efc4d654b139 206 SnSDUtils::DeleteFile(f, fname);
uci1 27:efc4d654b139 207 }
uci1 27:efc4d654b139 208
uci1 27:efc4d654b139 209 static
uci1 27:efc4d654b139 210 void DeleteAllFiles(const char* dirname=SnSDUtils::kSDsubDir) {
uci1 27:efc4d654b139 211 SnSDUtils::DeleteAllFiles(dirname);
uci1 27:efc4d654b139 212 }
uci1 27:efc4d654b139 213
uci1 27:efc4d654b139 214 static
uci1 27:efc4d654b139 215 void DeleteFilesOfRun(const uint32_t run) {
uci1 27:efc4d654b139 216 SnSDUtils::DeleteFilesOfRun(run);
uci1 0:664899e0b988 217 }
uci1 25:57b2627fe756 218
uci1 0:664899e0b988 219 friend class SnCommWin; // the one who's allowed to use me
uci1 0:664899e0b988 220 };
uci1 0:664899e0b988 221
uci1 0:664899e0b988 222 #endif // SN_SnSDUtils