Arianna autonomous DAQ firmware
Dependencies: mbed SDFileSystemFilinfo AriSnProtocol NetServicesMin AriSnComm MODSERIAL PowerControlClkPatch DS1820OW
SnConfigFrame.cpp@39:2f17131d22a5, 2013-07-30 (annotated)
- Committer:
- uci1
- Date:
- Tue Jul 30 02:03:21 2013 +0000
- Revision:
- 39:2f17131d22a5
- Parent:
- 31:b5bd3b189150
- Child:
- 40:1324da35afd4
Temp commit so we can revert to other revisions. Changed some dynamic_casts to static_casts. Added NULL char to config label writing and updated io versions. Added battery hysteresis.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
uci1 | 0:664899e0b988 | 1 | #include "SnConfigFrame.h" |
uci1 | 0:664899e0b988 | 2 | |
uci1 | 0:664899e0b988 | 3 | #include "mbed.h" |
uci1 | 0:664899e0b988 | 4 | |
uci1 | 0:664899e0b988 | 5 | #include "SnBitUtils.h" |
uci1 | 16:744ce85aede2 | 6 | #include "SnHeaderFrame.h" |
uci1 | 22:f957c4f840ad | 7 | #include "Watchdog.h" |
uci1 | 0:664899e0b988 | 8 | |
uci1 | 0:664899e0b988 | 9 | extern "C" void mbed_mac_address(char *); |
uci1 | 0:664899e0b988 | 10 | |
uci1 | 31:b5bd3b189150 | 11 | bool SnConfigFrame::fgApplySafetyNets = true; |
uci1 | 39:2f17131d22a5 | 12 | const uint8_t SnConfigFrame::kIOVers = 6; |
uci1 | 3:24c5f0f50bf1 | 13 | const char* const SnConfigFrame::kDefConfFile = "/local/DEFCONF.DAT"; |
uci1 | 28:484943132bb0 | 14 | const char* const SnConfigFrame::kDefIPflag = "DEF"; |
uci1 | 1:e392595b4b76 | 15 | const uint32_t SnConfigFrame::kMinCommWinPrdLowPwr = 14400; // exclusive min low power comm win period (s) |
uci1 | 1:e392595b4b76 | 16 | const uint32_t SnConfigFrame::kMaxCommWinPrdLowPwr = 259200; // exclusive max low power comm win period (s) |
uci1 | 1:e392595b4b76 | 17 | const uint32_t SnConfigFrame::kMinCommWinDurLowPwr = 300; // exclusive min low power comm win duration (s) |
uci1 | 1:e392595b4b76 | 18 | const uint32_t SnConfigFrame::kMaxCommWinDurLowPwr = 3600; // exclusive max low power comm win duration (s) |
uci1 | 1:e392595b4b76 | 19 | const uint8_t SnConfigFrame::kConfLblLen; |
uci1 | 0:664899e0b988 | 20 | |
uci1 | 0:664899e0b988 | 21 | uint64_t SnConfigFrame::fgMacAdr = 0; |
uci1 | 0:664899e0b988 | 22 | |
uci1 | 0:664899e0b988 | 23 | void SnConfigFrame::SetMacAddress() { |
uci1 | 0:664899e0b988 | 24 | static const uint8_t b64 = sizeof(uint64_t); |
uci1 | 0:664899e0b988 | 25 | static char c[b64]; |
uci1 | 0:664899e0b988 | 26 | mbed_mac_address(&(c[0])); |
uci1 | 0:664899e0b988 | 27 | // like a big endian union |
uci1 | 0:664899e0b988 | 28 | fgMacAdr = 0; |
uci1 | 0:664899e0b988 | 29 | const char* a = c+(b64-1); |
uci1 | 0:664899e0b988 | 30 | for (uint8_t i=0; i<b64; i++, a--) { |
uci1 | 0:664899e0b988 | 31 | fgMacAdr |= static_cast<uint64_t>(*a) << (i<<3); |
uci1 | 0:664899e0b988 | 32 | } |
uci1 | 0:664899e0b988 | 33 | } |
uci1 | 0:664899e0b988 | 34 | |
uci1 | 0:664899e0b988 | 35 | void SnConfigFrame::SetHardDefaults() { |
uci1 | 0:664899e0b988 | 36 | sprintf(fLabel,"HardDefaults"); |
uci1 | 0:664899e0b988 | 37 | fConfTime = 1338854400u; // Tue, 05 Jun 2012 00:00:00 GMT |
uci1 | 0:664899e0b988 | 38 | fRun = 0; |
uci1 | 0:664899e0b988 | 39 | fFirstEvt = 0; |
uci1 | 8:95a325df1f6b | 40 | fEvtsPerSeq = 1000; |
uci1 | 8:95a325df1f6b | 41 | fRunMode = 0; |
uci1 | 1:e392595b4b76 | 42 | fStreamHiLoPlas = 0; |
uci1 | 0:664899e0b988 | 43 | fWvLoseLSB = 0; |
uci1 | 1:e392595b4b76 | 44 | fWvLoseMSB = 4; |
uci1 | 0:664899e0b988 | 45 | fWvBaseline = 0; |
uci1 | 0:664899e0b988 | 46 | fDatPackType = ~0; |
uci1 | 0:664899e0b988 | 47 | uint16_t* dc = &(fDAC[0][0]); |
uci1 | 0:664899e0b988 | 48 | for (uint16_t i=0; i<kTotDacs; i++, dc++) { |
uci1 | 0:664899e0b988 | 49 | *dc = 3072u; |
uci1 | 0:664899e0b988 | 50 | } |
uci1 | 0:664899e0b988 | 51 | fNumPlas = 1; |
uci1 | 0:664899e0b988 | 52 | uint16_t* pl = &(fPLA[0]); |
uci1 | 0:664899e0b988 | 53 | for (uint8_t j=0; j<kNplas; j++, pl++) { |
uci1 | 0:664899e0b988 | 54 | *pl = 0x7FFFu; |
uci1 | 0:664899e0b988 | 55 | } |
uci1 | 28:484943132bb0 | 56 | fNumCardsMajLog = 2; |
uci1 | 0:664899e0b988 | 57 | fEnableThermTrig = 1; |
uci1 | 1:e392595b4b76 | 58 | fForceTrigPeriod = 67u; |
uci1 | 0:664899e0b988 | 59 | fHeartBeatPeriod = 0; |
uci1 | 0:664899e0b988 | 60 | fAmpsOn = 0x0Fu; |
uci1 | 0:664899e0b988 | 61 | fEvtThrtlPeriodMs = 50u; |
uci1 | 28:484943132bb0 | 62 | fPowerMode = kAmpsDatTak|kCardDatTak|kAmpsComWin|kCardComWin|kIridComWin|kAfarComWin; |
uci1 | 39:2f17131d22a5 | 63 | fBatVoltToLowPwr = 0; |
uci1 | 39:2f17131d22a5 | 64 | fBatVoltFromLowPwr = 0; |
uci1 | 28:484943132bb0 | 65 | fVoltCheckPeriod = 600u; |
uci1 | 28:484943132bb0 | 66 | fCommWinPeriod = 3600u; |
uci1 | 1:e392595b4b76 | 67 | fCommWinDuration = 600u; |
uci1 | 28:484943132bb0 | 68 | fCommSendData = static_cast<int16_t>(kUseBits); |
uci1 | 0:664899e0b988 | 69 | fCommWinPrdLowPwr = 86100u; |
uci1 | 0:664899e0b988 | 70 | fCommWinDurLowPwr = 300u; |
uci1 | 22:f957c4f840ad | 71 | fWatchDogPeriod = WDFAILSAFE; |
uci1 | 28:484943132bb0 | 72 | SetDefaultIPs(); |
uci1 | 8:95a325df1f6b | 73 | fIsLowPower = false; |
uci1 | 8:95a325df1f6b | 74 | memcpy(fNormLabel, fLabel, kConfLblLen); |
uci1 | 8:95a325df1f6b | 75 | fNormPowerMode = fPowerMode; |
uci1 | 8:95a325df1f6b | 76 | |
uci1 | 8:95a325df1f6b | 77 | |
uci1 | 8:95a325df1f6b | 78 | } |
uci1 | 8:95a325df1f6b | 79 | |
uci1 | 28:484943132bb0 | 80 | void SnConfigFrame::SetDefaultRemoteServ() { |
uci1 | 28:484943132bb0 | 81 | sprintf(fRemoteServer,"%s","128.195.204.151"); |
uci1 | 28:484943132bb0 | 82 | } |
uci1 | 28:484943132bb0 | 83 | |
uci1 | 28:484943132bb0 | 84 | void SnConfigFrame::SetDefaultRemotePort() { |
uci1 | 28:484943132bb0 | 85 | fRemotePort = 6655; |
uci1 | 28:484943132bb0 | 86 | } |
uci1 | 28:484943132bb0 | 87 | |
uci1 | 28:484943132bb0 | 88 | void SnConfigFrame::SetDefaultMbedIP() { |
uci1 | 28:484943132bb0 | 89 | const uint64_t ip = GetMacAddress(); |
uci1 | 28:484943132bb0 | 90 | switch (ip) { |
uci1 | 28:484943132bb0 | 91 | case 0x0002F7F0C3B60000: // station 3 |
uci1 | 28:484943132bb0 | 92 | sprintf(fMbedIP,"%s","157.132.94.35"); |
uci1 | 28:484943132bb0 | 93 | break; |
uci1 | 28:484943132bb0 | 94 | case 0x0002F7F0C41C0000: // station 4 |
uci1 | 28:484943132bb0 | 95 | sprintf(fMbedIP,"%s","157.132.94.37"); |
uci1 | 28:484943132bb0 | 96 | break; |
uci1 | 28:484943132bb0 | 97 | case 0x0002F7F0AEE00000: // station 5 |
uci1 | 28:484943132bb0 | 98 | sprintf(fMbedIP,"%s","157.132.94.39"); |
uci1 | 28:484943132bb0 | 99 | break; |
uci1 | 28:484943132bb0 | 100 | case 0x0002F7F0C4450000: // station 6 |
uci1 | 28:484943132bb0 | 101 | sprintf(fMbedIP,"%s","157.132.94.41"); |
uci1 | 28:484943132bb0 | 102 | break; |
uci1 | 28:484943132bb0 | 103 | case 0x0002F7F0D2880000: // station 7 |
uci1 | 28:484943132bb0 | 104 | sprintf(fMbedIP,"%s","157.132.94.43"); |
uci1 | 28:484943132bb0 | 105 | break; |
uci1 | 28:484943132bb0 | 106 | case 0x0002F7F0C0F80000: // station 8 |
uci1 | 28:484943132bb0 | 107 | sprintf(fMbedIP,"%s","157.132.94.45"); |
uci1 | 28:484943132bb0 | 108 | break; |
uci1 | 28:484943132bb0 | 109 | default: // what?? |
uci1 | 28:484943132bb0 | 110 | sprintf(fMbedIP,"%s","157.132.94.30"); // anciet station |
uci1 | 28:484943132bb0 | 111 | break; |
uci1 | 28:484943132bb0 | 112 | }; |
uci1 | 28:484943132bb0 | 113 | } |
uci1 | 28:484943132bb0 | 114 | // brian dornick 3107 |
uci1 | 28:484943132bb0 | 115 | void SnConfigFrame::SetDefaultMaskIP() { |
uci1 | 28:484943132bb0 | 116 | sprintf(fMbedMask,"%s","255.255.255.0"); |
uci1 | 28:484943132bb0 | 117 | } |
uci1 | 28:484943132bb0 | 118 | |
uci1 | 28:484943132bb0 | 119 | void SnConfigFrame::SetDefaultGateIP() { |
uci1 | 28:484943132bb0 | 120 | sprintf(fMbedGate,"%s","157.132.94.1"); |
uci1 | 28:484943132bb0 | 121 | } |
uci1 | 28:484943132bb0 | 122 | |
uci1 | 28:484943132bb0 | 123 | void SnConfigFrame::SetDefaultIPs() { |
uci1 | 28:484943132bb0 | 124 | SetDefaultRemoteServ(); |
uci1 | 28:484943132bb0 | 125 | SetDefaultRemotePort(); |
uci1 | 28:484943132bb0 | 126 | SetDefaultMbedIP(); |
uci1 | 28:484943132bb0 | 127 | SetDefaultMaskIP(); |
uci1 | 28:484943132bb0 | 128 | SetDefaultGateIP(); |
uci1 | 28:484943132bb0 | 129 | } |
uci1 | 28:484943132bb0 | 130 | |
uci1 | 28:484943132bb0 | 131 | void SnConfigFrame::ApplySafetyNets() { |
uci1 | 28:484943132bb0 | 132 | if (fNumPlas>kNplas) { |
uci1 | 28:484943132bb0 | 133 | fNumPlas=kNplas; |
uci1 | 28:484943132bb0 | 134 | } |
uci1 | 28:484943132bb0 | 135 | if (fNumCardsMajLog>kNchans) { |
uci1 | 28:484943132bb0 | 136 | fNumCardsMajLog=kNchans; |
uci1 | 28:484943132bb0 | 137 | } |
uci1 | 28:484943132bb0 | 138 | if (fNumCardsMajLog<1u) { |
uci1 | 28:484943132bb0 | 139 | fNumCardsMajLog=1u; |
uci1 | 28:484943132bb0 | 140 | } |
uci1 | 28:484943132bb0 | 141 | if ( (fForceTrigPeriod>0) && |
uci1 | 28:484943132bb0 | 142 | (fForceTrigPeriod<kMinForcePer) ) { |
uci1 | 28:484943132bb0 | 143 | fForceTrigPeriod = kMinForcePer; |
uci1 | 28:484943132bb0 | 144 | } |
uci1 | 28:484943132bb0 | 145 | if (fEvtThrtlPeriodMs>kMaxThrottlePerMs) { |
uci1 | 28:484943132bb0 | 146 | fEvtThrtlPeriodMs=kMaxThrottlePerMs; |
uci1 | 28:484943132bb0 | 147 | } |
uci1 | 28:484943132bb0 | 148 | if ( (IsPoweredFor(kIridComWin)==false) && |
uci1 | 28:484943132bb0 | 149 | (IsPoweredFor(kAfarComWin)==false) ) { |
uci1 | 28:484943132bb0 | 150 | EnablePowerFor(kIridComWin); |
uci1 | 28:484943132bb0 | 151 | EnablePowerFor(kAfarComWin); |
uci1 | 28:484943132bb0 | 152 | } |
uci1 | 39:2f17131d22a5 | 153 | if (fBatVoltToLowPwr>kMaxBatVoltLowPwr) { |
uci1 | 39:2f17131d22a5 | 154 | fBatVoltToLowPwr=kMaxBatVoltLowPwr; |
uci1 | 39:2f17131d22a5 | 155 | } |
uci1 | 39:2f17131d22a5 | 156 | if (fBatVoltFromLowPwr>kMaxBatVoltLowPwr) { |
uci1 | 39:2f17131d22a5 | 157 | fBatVoltFromLowPwr=kMaxBatVoltLowPwr; |
uci1 | 39:2f17131d22a5 | 158 | } |
uci1 | 39:2f17131d22a5 | 159 | if (fBatVoltFromLowPwr<fBatVoltToLowPwr) { |
uci1 | 39:2f17131d22a5 | 160 | fBatVoltFromLowPwr=fBatVoltToLowPwr; |
uci1 | 28:484943132bb0 | 161 | } |
uci1 | 28:484943132bb0 | 162 | if (fCommWinPeriod>kMaxCommWinPeriod) { |
uci1 | 28:484943132bb0 | 163 | fCommWinPeriod=kMaxCommWinPeriod; |
uci1 | 28:484943132bb0 | 164 | } |
uci1 | 28:484943132bb0 | 165 | if (fCommWinDuration<kMinCommWinDur) { |
uci1 | 28:484943132bb0 | 166 | fCommWinDuration=kMinCommWinDur; |
uci1 | 28:484943132bb0 | 167 | } |
uci1 | 28:484943132bb0 | 168 | if (fCommWinPrdLowPwr>kMaxCommWinPeriod) { |
uci1 | 28:484943132bb0 | 169 | fCommWinPrdLowPwr=kMaxCommWinPeriod; |
uci1 | 28:484943132bb0 | 170 | } |
uci1 | 28:484943132bb0 | 171 | if (fCommWinDurLowPwr<kMinCommWinDur) { |
uci1 | 28:484943132bb0 | 172 | fCommWinDurLowPwr=kMinCommWinDur; |
uci1 | 28:484943132bb0 | 173 | } |
uci1 | 28:484943132bb0 | 174 | if (fWatchDogPeriod>kMaxWatchDogPer) { |
uci1 | 28:484943132bb0 | 175 | fWatchDogPeriod=kMaxWatchDogPer; |
uci1 | 28:484943132bb0 | 176 | } |
uci1 | 28:484943132bb0 | 177 | if (fWatchDogPeriod<kMinWatchDogPer) { |
uci1 | 28:484943132bb0 | 178 | fWatchDogPeriod=kMinWatchDogPer; |
uci1 | 28:484943132bb0 | 179 | } |
uci1 | 28:484943132bb0 | 180 | } |
uci1 | 28:484943132bb0 | 181 | |
uci1 | 21:ce51bb0ba4a5 | 182 | uint32_t SnConfigFrame::GetTimeoutTime(const uint32_t startTime, |
uci1 | 21:ce51bb0ba4a5 | 183 | const uint32_t delta) const { |
uci1 | 21:ce51bb0ba4a5 | 184 | const uint32_t ct = time(0); |
uci1 | 21:ce51bb0ba4a5 | 185 | uint32_t lst = time(0)-startTime; |
uci1 | 21:ce51bb0ba4a5 | 186 | if ( (ct<startTime) || (ct==0) || |
uci1 | 21:ce51bb0ba4a5 | 187 | (lst>kSecsPerDay) ) { |
uci1 | 21:ce51bb0ba4a5 | 188 | // possible clock problems |
uci1 | 21:ce51bb0ba4a5 | 189 | lst = kDefTimeout; |
uci1 | 21:ce51bb0ba4a5 | 190 | } |
uci1 | 21:ce51bb0ba4a5 | 191 | const uint32_t lio = |
uci1 | 21:ce51bb0ba4a5 | 192 | ((lst+delta) < GetCommWinDuration()) ? |
uci1 | 21:ce51bb0ba4a5 | 193 | lst+delta : GetCommWinDuration(); |
uci1 | 21:ce51bb0ba4a5 | 194 | return lio+startTime; |
uci1 | 21:ce51bb0ba4a5 | 195 | } |
uci1 | 21:ce51bb0ba4a5 | 196 | |
uci1 | 8:95a325df1f6b | 197 | void SnConfigFrame::ChangeToLowPower() { |
uci1 | 8:95a325df1f6b | 198 | |
uci1 | 8:95a325df1f6b | 199 | // save old label |
uci1 | 8:95a325df1f6b | 200 | memcpy(fNormLabel, fLabel, kConfLblLen); |
uci1 | 8:95a325df1f6b | 201 | |
uci1 | 8:95a325df1f6b | 202 | // append label |
uci1 | 8:95a325df1f6b | 203 | // this will allow the new config to be put in the DB |
uci1 | 8:95a325df1f6b | 204 | int slen = strlen(fLabel); |
uci1 | 8:95a325df1f6b | 205 | static const char* tag = "_LOWPOW"; |
uci1 | 8:95a325df1f6b | 206 | const int ml = strlen(tag)+1; |
uci1 | 8:95a325df1f6b | 207 | if (slen > (kConfLblLen-ml) ) { |
uci1 | 8:95a325df1f6b | 208 | memset(fLabel+kConfLblLen-ml, '\0', ml); |
uci1 | 8:95a325df1f6b | 209 | } |
uci1 | 8:95a325df1f6b | 210 | strncat(fLabel, tag, ml-1); |
uci1 | 8:95a325df1f6b | 211 | |
uci1 | 8:95a325df1f6b | 212 | // save power settings |
uci1 | 8:95a325df1f6b | 213 | fNormPowerMode = fPowerMode; |
uci1 | 8:95a325df1f6b | 214 | |
uci1 | 8:95a325df1f6b | 215 | // change power settings |
uci1 | 8:95a325df1f6b | 216 | DisablePowerFor(kAmpsDatTak); |
uci1 | 8:95a325df1f6b | 217 | DisablePowerFor(kCardDatTak); |
uci1 | 8:95a325df1f6b | 218 | DisablePowerFor(kIridDatTak); |
uci1 | 8:95a325df1f6b | 219 | DisablePowerFor(kAfarDatTak); |
uci1 | 8:95a325df1f6b | 220 | DisablePowerFor(kAmpsComWin); |
uci1 | 8:95a325df1f6b | 221 | DisablePowerFor(kCardComWin); |
uci1 | 8:95a325df1f6b | 222 | if ( (IsPoweredFor(kIridComWin)==false) && |
uci1 | 8:95a325df1f6b | 223 | (IsPoweredFor(kAfarComWin)==false) ) { |
uci1 | 8:95a325df1f6b | 224 | // TODO: turn on only iridum maybe? |
uci1 | 8:95a325df1f6b | 225 | EnablePowerFor(kIridComWin); |
uci1 | 8:95a325df1f6b | 226 | EnablePowerFor(kAfarComWin); |
uci1 | 8:95a325df1f6b | 227 | } |
uci1 | 8:95a325df1f6b | 228 | // set mode to low power |
uci1 | 8:95a325df1f6b | 229 | fIsLowPower = true; |
uci1 | 8:95a325df1f6b | 230 | } |
uci1 | 8:95a325df1f6b | 231 | |
uci1 | 8:95a325df1f6b | 232 | void SnConfigFrame::ChangeToNormPower() { |
uci1 | 8:95a325df1f6b | 233 | // put label back |
uci1 | 8:95a325df1f6b | 234 | memcpy(fLabel, fNormLabel, kConfLblLen); |
uci1 | 8:95a325df1f6b | 235 | // put power settings back |
uci1 | 8:95a325df1f6b | 236 | fPowerMode = fNormPowerMode; |
uci1 | 8:95a325df1f6b | 237 | // set mode to normal |
uci1 | 8:95a325df1f6b | 238 | fIsLowPower = false; |
uci1 | 0:664899e0b988 | 239 | } |
uci1 | 0:664899e0b988 | 240 | |
uci1 | 0:664899e0b988 | 241 | void SnConfigFrame::GetPackParsFor(const EDatPackBit d, |
uci1 | 0:664899e0b988 | 242 | uint8_t& loseLSB, uint8_t& loseMSB, |
uci1 | 0:664899e0b988 | 243 | uint16_t& wvBase) const { |
uci1 | 0:664899e0b988 | 244 | const bool pack = IsDatPackedFor(d); |
uci1 | 0:664899e0b988 | 245 | loseLSB = pack ? GetWvLoseLSB() : 0u; |
uci1 | 0:664899e0b988 | 246 | loseMSB = pack ? GetWvLoseMSB() : 0u; |
uci1 | 0:664899e0b988 | 247 | wvBase = pack ? GetWvBaseline() : 0u; |
uci1 | 0:664899e0b988 | 248 | } |
uci1 | 0:664899e0b988 | 249 | |
uci1 | 0:664899e0b988 | 250 | void SnConfigFrame::GetHiLoPlas(const uint16_t pla, |
uci1 | 0:664899e0b988 | 251 | uint16_t& hiPla, |
uci1 | 0:664899e0b988 | 252 | uint16_t& loPla, |
uci1 | 0:664899e0b988 | 253 | const bool r2l) { |
uci1 | 0:664899e0b988 | 254 | // split the PLA bitword into 2: one for the high threshold |
uci1 | 0:664899e0b988 | 255 | // and one for the low threshold. "lows" in the string will become |
uci1 | 0:664899e0b988 | 256 | // "highs" in the low threshold PLA. |
uci1 | 0:664899e0b988 | 257 | // |
uci1 | 0:664899e0b988 | 258 | // example 1) |
uci1 | 0:664899e0b988 | 259 | // PLA string = HLHL.... |
uci1 | 0:664899e0b988 | 260 | // hi thresh = H.H..... |
uci1 | 0:664899e0b988 | 261 | // lo thresh = .H.H.... |
uci1 | 0:664899e0b988 | 262 | // |
uci1 | 0:664899e0b988 | 263 | // example 2) |
uci1 | 0:664899e0b988 | 264 | // PLA string = HBL..... |
uci1 | 0:664899e0b988 | 265 | // hi thresh = HL...... |
uci1 | 0:664899e0b988 | 266 | // lo thresh = .LH..... |
uci1 | 0:664899e0b988 | 267 | // |
uci1 | 0:664899e0b988 | 268 | // (with . = A here, to make the example more readable) |
uci1 | 0:664899e0b988 | 269 | // |
uci1 | 0:664899e0b988 | 270 | // A = 11, B = 00 |
uci1 | 0:664899e0b988 | 271 | // H = 01 or 10, alternating |
uci1 | 0:664899e0b988 | 272 | // L = 10 or 01, alternating |
uci1 | 0:664899e0b988 | 273 | // 01 at leftmost bits is H |
uci1 | 0:664899e0b988 | 274 | // for example: |
uci1 | 0:664899e0b988 | 275 | // 0x7FFF = 01 11 11 11 11 11 11 11 |
uci1 | 0:664899e0b988 | 276 | // => HAAAAAAA for LEFT TO RIGHT |
uci1 | 0:664899e0b988 | 277 | // => AAAAAAAH for RIGHT TO LEFT |
uci1 | 0:664899e0b988 | 278 | // 0x56FF = 01 01 01 10 11 11 11 11 |
uci1 | 0:664899e0b988 | 279 | // => HLHHAAAA for LEFT TO RIGHT |
uci1 | 0:664899e0b988 | 280 | // => AAAAHHLH for RIGHT TO LEFT |
uci1 | 0:664899e0b988 | 281 | // |
uci1 | 0:664899e0b988 | 282 | // so HHHHHHHH is |
uci1 | 0:664899e0b988 | 283 | // 01 10 01 10 01 10 01 10 always (r2l or l2r) |
uci1 | 0:664899e0b988 | 284 | // |
uci1 | 0:664899e0b988 | 285 | // r2l = whether to read bits right to left (true) or not (false) |
uci1 | 0:664899e0b988 | 286 | // Mahshid liked right to left |
uci1 | 0:664899e0b988 | 287 | // Liang liked left to right |
uci1 | 0:664899e0b988 | 288 | // so we allow for either |
uci1 | 0:664899e0b988 | 289 | |
uci1 | 0:664899e0b988 | 290 | const int8_t start = (r2l) ? 0 : BITS_IN_SHORT-2; |
uci1 | 0:664899e0b988 | 291 | const int8_t end = (r2l) ? BITS_IN_SHORT : -2; |
uci1 | 39:2f17131d22a5 | 292 | const int8_t step = (r2l) ? 2 : -2; |
uci1 | 0:664899e0b988 | 293 | |
uci1 | 0:664899e0b988 | 294 | uint8_t hi= (r2l) ? 0x2 : 0x1; |
uci1 | 0:664899e0b988 | 295 | uint8_t lo= (r2l) ? 0x1 : 0x2; |
uci1 | 0:664899e0b988 | 296 | |
uci1 | 0:664899e0b988 | 297 | // set all bits to 0 |
uci1 | 0:664899e0b988 | 298 | hiPla = 0; |
uci1 | 0:664899e0b988 | 299 | loPla = 0; |
uci1 | 0:664899e0b988 | 300 | |
uci1 | 0:664899e0b988 | 301 | for (int8_t i=start; i!=end; i+=step, hi^=0x3, lo^=0x3) { |
uci1 | 0:664899e0b988 | 302 | const uint8_t b = (pla & (0x3<<i)) >> i; |
uci1 | 0:664899e0b988 | 303 | if (b==hi) { |
uci1 | 0:664899e0b988 | 304 | hiPla |= hi << i; |
uci1 | 0:664899e0b988 | 305 | loPla |= 0x3 << i; |
uci1 | 0:664899e0b988 | 306 | } else if (b==lo) { |
uci1 | 0:664899e0b988 | 307 | hiPla |= 0x3 << i; |
uci1 | 0:664899e0b988 | 308 | loPla |= hi << i; |
uci1 | 0:664899e0b988 | 309 | } else if (b==0x3) { |
uci1 | 0:664899e0b988 | 310 | // any |
uci1 | 0:664899e0b988 | 311 | hiPla |= 0x3 << i; |
uci1 | 0:664899e0b988 | 312 | loPla |= 0x3 << i; |
uci1 | 0:664899e0b988 | 313 | } else { |
uci1 | 0:664899e0b988 | 314 | // no check that b is something else.. should be impossible. |
uci1 | 0:664899e0b988 | 315 | // between |
uci1 | 0:664899e0b988 | 316 | hiPla |= lo << i; |
uci1 | 0:664899e0b988 | 317 | loPla |= lo << i; |
uci1 | 0:664899e0b988 | 318 | } |
uci1 | 0:664899e0b988 | 319 | } |
uci1 | 0:664899e0b988 | 320 | |
uci1 | 0:664899e0b988 | 321 | } |
uci1 | 0:664899e0b988 | 322 | |
uci1 | 0:664899e0b988 | 323 | bool SnConfigFrame::ReadFromFile(const char* cfile) { |
uci1 | 0:664899e0b988 | 324 | // intended only for reading default config file |
uci1 | 0:664899e0b988 | 325 | |
uci1 | 3:24c5f0f50bf1 | 326 | /* |
uci1 | 3:24c5f0f50bf1 | 327 | DIR* d; |
uci1 | 3:24c5f0f50bf1 | 328 | struct dirent* dent; |
uci1 | 3:24c5f0f50bf1 | 329 | printf("files in /local:\r\n"); |
uci1 | 3:24c5f0f50bf1 | 330 | if ( (d = opendir( "/local" ))!=NULL ) { |
uci1 | 3:24c5f0f50bf1 | 331 | while ( (dent = readdir(d))!=NULL ) { |
uci1 | 3:24c5f0f50bf1 | 332 | printf("%s\r\n",dent->d_name); |
uci1 | 3:24c5f0f50bf1 | 333 | } |
uci1 | 3:24c5f0f50bf1 | 334 | closedir(d); |
uci1 | 3:24c5f0f50bf1 | 335 | } |
uci1 | 3:24c5f0f50bf1 | 336 | */ |
uci1 | 0:664899e0b988 | 337 | bool ret = false; |
uci1 | 0:664899e0b988 | 338 | FILE* cf = fopen(cfile,"rb"); |
uci1 | 0:664899e0b988 | 339 | if (cf!=0) { |
uci1 | 16:744ce85aede2 | 340 | // check the header and file size to be |
uci1 | 16:744ce85aede2 | 341 | // protect a bit against corruption |
uci1 | 16:744ce85aede2 | 342 | uint8_t hc; uint32_t hl; |
uci1 | 16:744ce85aede2 | 343 | SnHeaderFrame::ReadFrom(cf, hc, hl); |
uci1 | 16:744ce85aede2 | 344 | if (hc==SnHeaderFrame::kConfigCode) { |
uci1 | 16:744ce85aede2 | 345 | const int fpos = ftell(cf); |
uci1 | 16:744ce85aede2 | 346 | // how many bytes? |
uci1 | 16:744ce85aede2 | 347 | fseek(cf, 0, SEEK_END); // go to end |
uci1 | 16:744ce85aede2 | 348 | const int fend = ftell(cf); |
uci1 | 16:744ce85aede2 | 349 | fseek(cf, fpos, SEEK_SET); // go back |
uci1 | 16:744ce85aede2 | 350 | |
uci1 | 16:744ce85aede2 | 351 | if (hl == fend-fpos) { |
uci1 | 16:744ce85aede2 | 352 | ReadFrom(cf); |
uci1 | 16:744ce85aede2 | 353 | ret = (ferror(cf)==0); |
uci1 | 16:744ce85aede2 | 354 | } |
uci1 | 16:744ce85aede2 | 355 | } |
uci1 | 0:664899e0b988 | 356 | fclose(cf); |
uci1 | 0:664899e0b988 | 357 | } |
uci1 | 0:664899e0b988 | 358 | return ret; |
uci1 | 0:664899e0b988 | 359 | } |
uci1 | 0:664899e0b988 | 360 | |
uci1 | 0:664899e0b988 | 361 | bool SnConfigFrame::WriteToFile(const char* cfile) const { |
uci1 | 0:664899e0b988 | 362 | // intended only for writing default config file |
uci1 | 0:664899e0b988 | 363 | |
uci1 | 0:664899e0b988 | 364 | bool ret = false; |
uci1 | 0:664899e0b988 | 365 | FILE* cf = fopen(cfile,"wb"); |
uci1 | 0:664899e0b988 | 366 | if (cf!=0) { |
uci1 | 0:664899e0b988 | 367 | WriteTo(cf); |
uci1 | 0:664899e0b988 | 368 | ret = (ferror(cf)==0); |
uci1 | 0:664899e0b988 | 369 | fclose(cf); |
uci1 | 0:664899e0b988 | 370 | } |
uci1 | 0:664899e0b988 | 371 | return ret; |
uci1 | 0:664899e0b988 | 372 | } |