source: fact/BIASctrl/User.cc@ 11787

Last change on this file since 11787 was 11781, checked in by ogrimm, 14 years ago
Default voltages now given per bias channel
File size: 20.7 KB
Line 
1//
2// Class processing user input
3//
4
5#include "User.h"
6#include <readline/readline.h>
7
8using namespace std;
9
10// Branch table for command evaluation
11static const struct CL_Struct { const char *Name;
12 void (User::*CommandPointer)();
13 unsigned int MinNumParameter;
14 bool NeedCrate;
15 const char *Parameters;
16 const char *Help;
17 } CommandList[] =
18 {{"pixel", &User::cmd_hv, 2, true, "<range> <voltage|default|info>", "Change bias of pixels (to default)"},
19 {"channel", &User::cmd_hv, 2, true, "<range> <voltage|default|info>", "Change bias of channels of active crate (to default)"},
20 {"gs", &User::cmd_gs, 1, true, "[crate] <volt>", "Global voltage set active crate"},
21 {"reset", &User::cmd_reset, 0, true, "", "Reset active crate"},
22 {"synch", &User::cmd_synch, 0, true, "", "Synchronize active crate"},
23 {"crate", &User::cmd_crate, 1, true, "<number>", "Select active crate"},
24 {"status", &User::cmd_status, 0, false, "[dac|current]", "Show status information (DAC values if requested)"},
25 {"mode", &User::cmd_mode, 1, false, "<static|dynamic>", "Set voltage stabilization mode (experimental)"},
26 {"load", &User::cmd_load, 1, true, "<file>", "Load and set bias settings from file"},
27 {"save", &User::cmd_save, 1, true, "<file>", "Save current bias settings to file"},
28 {"rate", &User::cmd_rate, 1, false, "<rate>", "Set refresh rate in Hz"},
29 {"timeout", &User::cmd_timeout, 1, false, "<time>", "Set timeout to return from read in seconds"},
30 {"help", &User::cmd_help, 0, false, "", "Print help"},
31 {"exit", &User::cmd_exit, 0, false, "", "Exit program"},
32 {".", &User::cmd_shell, 1, false, "<command>", "Execute shell command"}};
33
34//
35// Constructor
36//
37User::User(): EvidenceServer(SERVER_NAME) {
38
39 MainThread = pthread_self();
40
41 // DIM console service used in PrintMessage()
42 ConsoleText = NULL;
43 ConsoleOut = new DimService(SERVER_NAME"/ConsoleOut", (char *) "");
44
45 // Get configuration data
46 vector<string> Boards = Tokenize(GetConfig("Boards", "dummy"), " \t");
47 fTimeOut = atof(GetConfig("TimeOut").c_str());
48 fStatusRefreshRate = atof(GetConfig("StatusRefreshRate").c_str());
49 fMaxDiff = atof(GetConfig("HVMaxDiffNew").c_str());
50
51 if (fStatusRefreshRate < MIN_RATE || fStatusRefreshRate > MAX_RATE) fStatusRefreshRate = 1;
52
53 vector<string> Text = Tokenize(GetConfig("DefaultVoltage", ""), " \t");
54
55 for (unsigned int i=0; i<Text.size(); i++) {
56 DefaultVoltage.push_back(atof(Text[i].c_str()));
57 }
58
59 // Open devices
60 for (unsigned int i=0; i<Boards.size(); i++) {
61
62 class Crate *New = new class Crate(Boards[i], Crates.size(), this);
63
64 if (New->InitOK && New->Synch()) {
65 PrintMessage("Synchronized and reset crate %s (#%d)\n", Boards[i].c_str(), Crates.size());
66 Crates.push_back(New);
67 }
68 else {
69 Message(WARN, "Failed to synchronize crate %s", Boards[i].c_str());
70 delete New;
71 }
72 }
73 ActiveCrate = 0;
74
75 // Create PixelMap instance (map from config server)
76 DimRpcInfo RPC((char *) "ConfigRequest", (char *) "");
77 RPC.setData((char *) "Misc PixelMap");
78 PixMap = new PixelMap(std::string(RPC.getString(), RPC.getSize()));
79
80 // Install DIM command (after all initialized)
81 DIMCommand = new DimCommand((char *) SERVER_NAME"/Command", (char *) "C", this);
82
83 // Create monitor thread and make accessible for sending signal
84 if ((pthread_create(&Thread, NULL, (void * (*)(void *)) LaunchMonitor,(void *) this)) != 0) {
85 Message(FATAL, "pthread_create() failed with Monitor thread");
86 }
87}
88
89//
90// Destructor
91//
92User::~User() {
93
94 int Ret;
95
96 // Wait for thread to quit
97 if ((Ret = pthread_cancel(Thread)) != 0) Message(ERROR, "pthread_cancel() failed (%s)", strerror(Ret));
98 if ((Ret = pthread_join(Thread, NULL)) != 0) Message(ERROR, "pthread_join() failed (%s)", strerror(Ret));
99
100 // Delete all crates
101 for (unsigned int i=0; i<Crates.size(); i++) delete Crates[i];
102
103 delete DIMCommand;
104 delete PixMap;
105 delete ConsoleOut;
106 free(ConsoleText);
107}
108
109//
110// Process user input
111//
112void User::commandHandler() {
113
114 // Build string safely
115 string Command = string(getCommand()->getString(), getCommand()->getSize());
116
117 // Check if command is legal and ignore empty commands
118 if (getCommand() != DIMCommand || Command.size() < 2) return;
119
120 // Parse command into tokens
121 Parameter = Tokenize(Command, " ");
122
123 // Special handling of shell execution
124 if (Command[0] == '.') {
125 Parameter.clear();
126 Parameter.push_back(".");
127 Parameter.push_back(Command.substr(1));
128 }
129
130 // Search for command in command list
131 for(unsigned int CmdNumber=0; CmdNumber<sizeof(CommandList)/sizeof(CL_Struct); CmdNumber++) {
132 if (Match(Parameter[0], CommandList[CmdNumber].Name)) {
133 // Requested command help?
134 if (Parameter.size() == 2 && Match(Parameter[1], "?")) {
135 PrintMessage("Usage: %s %s\n%s\n", CommandList[CmdNumber].Name, CommandList[CmdNumber].Parameters, CommandList[CmdNumber].Help);
136 return;
137 }
138
139 // Incorrect number of parameters?
140 if (Parameter.size()-1 < CommandList[CmdNumber].MinNumParameter) {
141 PrintMessage("Usage: %s %s\n", CommandList[CmdNumber].Name, CommandList[CmdNumber].Parameters);
142 return;
143 }
144
145 // Check if crates needed
146 if (CommandList[CmdNumber].NeedCrate && Crates.empty()) {
147 PrintMessage("No crate available\n");
148 return;
149 }
150
151 // Jump to command function
152 (this->*CommandList[CmdNumber].CommandPointer)();
153 return;
154 }
155 }
156 PrintMessage("Unknown command '%s'\n", Parameter[0].c_str());
157}
158
159
160// Print help
161void User::cmd_help() {
162
163 for(unsigned int i=0; i<sizeof(CommandList)/sizeof(CL_Struct); i++) {
164 PrintMessage("%-10s%s\n", CommandList[i].Name, CommandList[i].Help);
165 }
166
167 PrintMessage("\nUse '?' as argument to get more extensive help.\n"
168 "Commands 'pixel' and 'channel' allow and arbitary number of argument pairs.\n"
169 "Items in <> are mandatory, in [] optional, | indicates mutual exclusive or.\n"
170 "Ranges can be 'all', a single number or in the form 'a-b'.\n");
171}
172
173//
174// Synchronize boards
175//
176void User::cmd_synch() {
177
178 if (Crates[ActiveCrate]->Synch()) PrintMessage("Synchronized crate %d\n", ActiveCrate);
179 else PrintMessage("Failed to synchronize crate %d\n", ActiveCrate);
180}
181
182//
183// Select active crate
184//
185void User::cmd_crate() {
186
187 int Crate;
188
189 if (!ConvertToInt(Parameter[1], &Crate)) {
190 PrintMessage("Error: Wrong number format\n");
191 return;
192 }
193
194 // Check limits
195 if (Crate<0 || Crate>=(int) Crates.size()) {
196 PrintMessage("Crate number %d not existing\n", Crate);
197 return;
198 }
199
200 ActiveCrate = Crate;
201}
202
203//
204// Set new bias voltage
205//
206void User::cmd_hv() {
207
208 unsigned int Errors=0;
209 double Double;
210 struct Range Chan, Pixel;
211 unsigned int Crate, Channel;
212 vector< map<unsigned int, double> > Voltages (Crates.size());
213 vector < pair <unsigned int, unsigned int> > P;
214
215 // Loop over all parameters
216 for (unsigned int n=1; n < Parameter.size()-1; n+=2) {
217
218 // Convert voltage value and check format
219 if (!ConvertToDouble(Parameter[n+1], &Double) && !Match(Parameter[n+1], "default") && !Match(Parameter[n+1], "info")) {
220 PrintMessage("Error: Wrong number format for voltage setting\n");
221 continue;
222 }
223
224 // Extract affected channels for this argument pair
225 P.clear();
226
227 // Pixel identification?
228 if (Match(Parameter[0], "pixel")) {
229 Pixel.Min = 0;
230 Pixel.Max = 1439;
231
232 if (!ConvertToRange(Parameter[n], Pixel)) {
233 PrintMessage("Pixel ID out-of-range for parameter %d, skipping channel\n", n);
234 continue;
235 }
236
237 for (int i=Pixel.Min; i<=Pixel.Max; i++) {
238 Crate = PixMap->Pixel_to_HVcrate(i);
239 Channel = PixMap->Pixel_to_HVboard(i)*NUM_CHANNELS + PixMap->Pixel_to_HVchannel(i);
240
241 // Skip if pixel ID or corresponding channels not existing
242 if (Crate!=PixMap->PM_ERROR_CODE && Crate<Crates.size() && Channel<MAX_NUM_BOARDS*NUM_CHANNELS) {
243 P.push_back(make_pair(Crate, Channel));
244 }
245 }
246 }
247 // Channel identification
248 else {
249 Chan.Min = 0;
250 Chan.Max = MAX_NUM_BOARDS*NUM_CHANNELS-1;
251
252 if (!ConvertToRange(Parameter[n], Chan)) {
253 PrintMessage("Numeric conversion or out-of-range error for parameter %d, skipping channel\n", n);
254 continue;
255 }
256
257 for (int i=Chan.Min; i<=Chan.Max; i++) P.push_back(make_pair(ActiveCrate, i));
258 }
259
260 // Loop over all given channels
261 for (unsigned int i=0; i<P.size(); i++) {
262 Crate = P[i].first;
263 Channel = P[i].second;
264
265 // Should only information be printed?
266 if (Match(Parameter[n+1], "info")) {
267 PrintMessage("Crate %2d, channel %3d ", Crate, Channel);
268 if (!Crates[Crate]->Present[Channel/NUM_CHANNELS][Channel%NUM_CHANNELS]) {
269 PrintMessage("(channel not present in crate)");
270 }
271 PrintMessage("\n Channel is on board %d, board channel %d\n", Channel/32, Channel%32);
272
273 // Print pixel information
274 vector<unsigned int> List = PixMap->HV_to_Pixel(Crate, Channel/NUM_CHANNELS, Channel%NUM_CHANNELS);
275 PrintMessage("\n Default voltage: %.2f Pixel IDs: ", Channel < DefaultVoltage.size() ? DefaultVoltage[Channel] : 0);
276 for (unsigned int j=0; j<List.size(); j++) PrintMessage("%u ", List[j]);
277 if (List.empty()) PrintMessage("none");
278
279 // Print voltage and current
280 PrintMessage("\n Voltage setpoint: %.2f V (DAC %u) Current: %.2f uA ", Crates[Crate]->GetVoltage(Channel), Crates[Crate]->GetDAC(Channel), Crates[Crate]->GetCurrent(Channel));
281
282 if (Crates[Crate]->OC[Channel/NUM_CHANNELS][Channel%NUM_CHANNELS]) PrintMessage("(overcurrent)\n");
283 else PrintMessage("\n");
284
285 continue;
286 }
287
288 // Check that indices are in legal range (safety check, should be unnecessary)
289 if (Crate >= Crates.size() || Channel >=MAX_NUM_BOARDS*NUM_CHANNELS) continue;
290
291 // Voltage change (number starts with + oder -) ignored if current DAC value is zero
292 if (Parameter[n+1][0]=='+' || Parameter[n+1][0]=='-') {
293 if (Crates[Crate]->GetDAC(Channel) == 0) continue;
294 }
295
296 // Should the default value be set?
297 if (Match(Parameter[n+1], "default")) {
298 if (Channel < DefaultVoltage.size()) Double = DefaultVoltage[Channel];
299 else Double = 0;
300 }
301
302 // Relative or absolute change?
303 if (isdigit(Parameter[n+1][0]) == 0) Voltages[Crate][Channel] = Crates[Crate]->GetVoltage(Channel) + Double;
304 else Voltages[Crate][Channel] = Double;
305 } // Channels
306 } // Loop over command argument
307
308 // Ramp voltages and update DIM services
309 for (unsigned int i=0; i<Voltages.size(); i++) {
310 Errors += RampVoltages(i, Voltages[i]);
311 Crates[i]->UpdateDIM();
312 }
313
314 // Error message only if not yet too many errors
315 if (Errors > 0) {
316 for (unsigned int i=0; i<Crates.size(); i++) {
317 if (Crates[i]->ErrorCount > MAX_ERR_COUNT) return;
318 }
319 Message(ERROR, "%d errors occurred from SetChannels()", Errors);
320 }
321}
322
323//
324// Load bias settings from file
325//
326void User::cmd_load() {
327
328 char Buffer[MAX_COM_SIZE];
329 int Errors = 0, Channel;
330 double Value;
331 FILE *File;
332 map<unsigned int, double> Voltages;
333
334 // Open file
335 if ((File=fopen(Parameter[1].c_str(), "r")) == NULL) {
336 PrintMessage("Error: Could not open file '%s' (%s)\n", Parameter[1].c_str(), strerror(errno));
337 return;
338 }
339
340 // Scan through file line by line
341 while (fgets(Buffer, sizeof(Buffer), File) != NULL) {
342 for (unsigned int Crate=0; Crate<Crates.size(); Crate++) if (Match(Crates[Crate]->Name, Buffer)) {
343
344 if (Crate != ActiveCrate) continue;
345 PrintMessage("Found bias settings for crate %s (#%d)\n\r", Crates[Crate]->Name, Crate);
346
347 Voltages.clear();
348 Channel = 0;
349 while (fscanf(File, "%lf", &Value)==1 && Channel<MAX_NUM_BOARDS*NUM_CHANNELS) {
350 Voltages[Channel++] = Value;
351 }
352
353 // Ramp channels
354 Errors += RampVoltages(Crate, Voltages);
355
356 // Update DIM service
357 Crates[Crate]->UpdateDIM();
358
359 if (ferror(File) != 0) {
360 PrintMessage("Error reading DAC value from file, terminating. (%s)\n",strerror(errno));
361 return;
362 }
363 else PrintMessage("\nFinished updating board\n");
364 } // Loop over boards
365 } // while()
366
367 if (Errors != 0) PrintMessage("Warning: %d error(s) occurred\n", Errors);
368 if (fclose(File) != 0) PrintMessage("Error: Could not close file '%s'\n", Parameter[1].c_str());
369}
370
371//
372// Set refresh rate
373//
374void User::cmd_rate() {
375
376 double Rate;
377
378 if (!ConvertToDouble(Parameter[1], &Rate)) {
379 PrintMessage("Error: Wrong number format\n");
380 return;
381 }
382
383 // Check limits
384 if (Rate<MIN_RATE || Rate>MAX_RATE) {
385 PrintMessage("Refresh rate out of range (min: %.2f Hz, max: %.2f Hz)\n", MIN_RATE, MAX_RATE);
386 return;
387 }
388
389 fStatusRefreshRate = Rate;
390 PrintMessage("Refresh rate set to %.2f Hz\n", fStatusRefreshRate);
391}
392
393//
394// Reset crates
395//
396void User::cmd_reset() {
397
398 if (Crates[ActiveCrate]->SystemReset() == 1) PrintMessage("System reset of crate %d\n", ActiveCrate);
399 else PrintMessage("Error: Could not reset crate %d\n", ActiveCrate);
400}
401
402//
403// Read channel
404//
405void User::cmd_gs() {
406
407 double Voltage;
408
409 if (!ConvertToDouble(Parameter[1], &Voltage)) {
410 PrintMessage("Error: Wrong number format\n");
411 return;
412 }
413
414 if (Crates[ActiveCrate]->GlobalSet(Voltage) != 1) {
415 PrintMessage("Error: Could not global set crate %d\n", ActiveCrate);
416 }
417}
418
419//
420// Save bias settings of all boards
421//
422void User::cmd_save() {
423
424 FILE *File;
425 time_t Time = time(NULL);
426
427 if ((File = fopen(Parameter[1].c_str(), "w")) == NULL) {
428 PrintMessage("Error: Could not open file '%s' (%s)\n", Parameter[1].c_str(), strerror(errno));
429 return;
430 }
431
432 fprintf(File,"********** Bias settings of %s **********\n\n", ctime(&Time));
433
434 for (unsigned int i=0; i<Crates.size(); i++) {
435 fprintf(File, "%s\n\n", Crates[i]->Name);
436
437 for (int j=0; j<MAX_NUM_BOARDS*NUM_CHANNELS; j++) fprintf(File,"%.3f ",Crates[i]->GetVoltage(j));
438 fprintf(File, "\n");
439 }
440
441 if (fclose(File) != 0) {
442 PrintMessage("Error: Could not close file '%s' (%s)\n", Parameter[1].c_str(), strerror(errno));
443 }
444}
445
446//
447// Set operation mode
448//
449void User::cmd_mode() {
450
451 if (Match(Parameter[1], "static")) Mode = mode_static;
452 else {
453 Mode = mode_dynamic;
454 for (unsigned int i=0; i<Crates.size(); i++) {
455 Crates[i]->SetRefCurrent();
456 }
457 }
458}
459
460//
461// Print status
462//
463void User::cmd_status() {
464
465 PrintMessage(" Number of crates: %d\n", Crates.size());
466 PrintMessage(" Active crate: %d\n", ActiveCrate);
467 PrintMessage(" Refresh rate: %.2f Hz\n", fStatusRefreshRate);
468 PrintMessage(" Time out: %.2f s\n\n", fTimeOut);
469 PrintMessage(" MaxDiff : %u\n", fMaxDiff);
470
471 for (unsigned int i=0; i<Crates.size(); i++) {
472 PrintMessage(" CRATE %d (%s)\n Wrap counter: %s (%d) Reset: %s Error count: %d\n ",
473 i, Crates[i]->Name, Crates[i]->WrapOK ? "ok":"error", Crates[i]->WrapCount,
474 Crates[i]->ResetHit ? "yes" : "no", Crates[i]->ErrorCount);
475
476 if (Parameter.size() == 1) PrintMessage("Channel voltages (in V)");
477 else if (Match(Parameter[1], "dac")) PrintMessage("Channel voltages (in DAC values)");
478 else PrintMessage("Channel currents (in uA)");
479
480 for (int j=0; j<MAX_NUM_BOARDS*NUM_CHANNELS; j++) {
481 if (j%12 == 0) PrintMessage("\n%3.1d: ", j);
482 if (!Crates[i]->Present[j/NUM_CHANNELS][j%NUM_CHANNELS]) PrintMessage(" - ");
483 else if (Parameter.size() == 1) PrintMessage("%#5.2f ",Crates[i]->GetVoltage(j));
484 else if (Match(Parameter[1], "dac")) PrintMessage("%5d ", Crates[i]->GetDAC(j));
485 else PrintMessage("%#5.2f %s ", Crates[i]->GetCurrent(j), Crates[i]->OC[j/NUM_CHANNELS][j%NUM_CHANNELS] ? "OC":"");
486 }
487 PrintMessage("\n");
488 }
489}
490
491//
492// Set timeout to return from read
493//
494void User::cmd_timeout() {
495
496 double Timeout;
497
498 if (!ConvertToDouble(Parameter[1], &Timeout)) {
499 PrintMessage("Error: Wrong number format\n");
500 return;
501 }
502
503 fTimeOut = Timeout;
504 PrintMessage("Timeout set to %.2f s\n", fTimeOut);
505}
506
507//
508// Exit program (Signal makes readline return and sets ExitRequest)
509//
510void User::cmd_exit() {
511
512 pthread_kill(MainThread, SIGTERM);
513}
514
515//
516// Execute shell command
517//
518void User::cmd_shell() {
519
520 if (system(Parameter[1].c_str()) == -1) PrintMessage("Error with system() call\n");
521}
522
523
524//
525// Print message to screen and to DIM text service
526//
527void User::PrintMessage(const char *Format, ...) {
528
529 static char Error[] = "vasprintf() failed in PrintMessage()";
530 char *Text;
531
532 // Evaluate arguments
533 va_list ArgumentPointer;
534 va_start(ArgumentPointer, Format);
535 if (vasprintf(&Text, Format, ArgumentPointer) == -1) Text = Error;
536 va_end(ArgumentPointer);
537
538 // Print to console
539 printf("%s", Text); // New prompt
540 fflush(stdout);
541 if (strlen(Text)>0 && Text[strlen(Text)-1]=='\n') rl_on_new_line(); // New prompt
542
543 // Send to DIM text service
544 ConsoleOut->updateService(Text);
545
546 // Free old text
547 if (ConsoleText != Error) free(ConsoleText);
548 ConsoleText = Text;
549}
550
551
552// Ramp to new voltage with maximum step size given in fMaxDiff
553// No ramping when decreasing voltage
554unsigned int User::RampVoltages(int Crate, map<unsigned int, double> Voltages) {
555
556 map<unsigned int, double> Target;
557 int Errors = 0;
558
559 // Ramp until all channels at desired value
560 while (!Voltages.empty() && Errors < MAX_ERR_COUNT) {
561 // Remove channels already at target (check for DAC, not for floating-point voltage)
562 for (map<unsigned int, double>::iterator it = Voltages.begin(); it != Voltages.end(); ++it) {
563 if (fabs(Crates[Crate]->GetVoltage(it->first)-it->second) < 0.001) Voltages.erase(it);
564 }
565
566 // Limit voltage changes to fMaxDiff
567 Target = Voltages;
568 for (map<unsigned int, double>::iterator it = Target.begin(); it != Target.end(); ++it) {
569 if (Crates[Crate]->GetVoltage(it->first) + fMaxDiff < it->second) {
570 it->second = Crates[Crate]->GetVoltage(it->first) + fMaxDiff;
571 }
572 }
573
574 // Set channels to next target and wait 10 ms
575 if (Crates[Crate]->SetChannels(Target) != 1) Errors++;
576 usleep(10000);
577 }
578
579 return Errors;
580}
581
582
583//
584// Check status
585//
586void User::Monitor() {
587
588 static bool Warned = false;
589 int Ret;
590 unsigned int Count=0;
591
592 while (!ExitRequest) {
593
594 // Wait (this is the only allowed cancelation point)
595 if ((Ret=pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL)) != 0) {
596 Message(FATAL, "pthread_setcancelstate() failed (%s)", strerror(Ret));
597 }
598 if (usleep((unsigned long) floor(1000000./fStatusRefreshRate)) == -1) {
599 Message(FATAL, "usleep() failed (%s)", strerror(errno));
600 }
601 if ((Ret=pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL)) != 0) {
602 Message(FATAL, "pthread_setcancelstate() failed (%s)", strerror(Ret));
603 }
604
605 // Check all crates
606 for (unsigned int i=0; i<Crates.size(); i++) {
607 if (Crates[i]->ErrorCount > MAX_ERR_COUNT) {
608 if (!Warned) {
609 Warned = true;
610 Message(WARN, "Crate %d has many read/write errors, further error reporting disabled", i);
611 }
612 continue;
613 }
614
615 if (Crates[i]->ResetHit) {
616 Message(INFO, "Manual reset of crate %d, setting voltages to zero and issuing system reset", i);
617 Crates[i]->GlobalSet(0);
618 Crates[i]->SystemReset();
619 }
620
621 if (!Crates[i]->WrapOK) {
622 Message(ERROR, "Wrap counter mismatch of crate %d", i);
623 }
624
625 if (Crates[i]->ReadAll() != 1) {
626 Message(ERROR, "Monitor could not read status from crate %d", i);
627 continue;
628 }
629
630 map<unsigned int, double> Voltages;
631
632 for (int j=0; j<MAX_NUM_BOARDS*NUM_CHANNELS; j++) {
633 if (Crates[i]->OC[j/NUM_CHANNELS][j%NUM_CHANNELS]) {
634 if (Count++ < 5) Message(WARN, "Overcurrent on crate %d, board %d, channel %d, setting voltage to zero", i, j/NUM_CHANNELS, j%NUM_CHANNELS);
635 if (Count == 5) Message(ERROR, "Five overcurrent warnings, no more!");
636 Voltages[j] = 0;
637 }
638 }
639 if (!Voltages.empty()) {
640 Crates[i]->SetChannels(Voltages);
641 Crates[i]->SystemReset();
642 }
643
644 if (Mode == mode_dynamic) Crates[i]->AdaptVoltages();
645 } // for
646 } // while
647}
648
649// Call monitor loop inside class
650void User::LaunchMonitor(User *m) {
651
652 m->Monitor();
653}
654
655
656//
657// Check if two strings match (min 1 character must match)
658//
659bool User::Match(string str, const char *cmd) {
660
661 return strncasecmp(str.c_str(),cmd,strlen(str.c_str())==0 ? 1:strlen(str.c_str())) ? false:true;
662}
663
664//
665// Conversion function from string to double or int
666//
667// Return false if conversion did not stop on whitespace or EOL character
668bool User::ConvertToDouble(string String, double *Result) {
669
670 char *EndPointer;
671
672 *Result = strtod(String.c_str(), &EndPointer);
673 if(!isspace(*EndPointer) && *EndPointer!='\0') return false;
674 return true;
675}
676
677bool User::ConvertToInt(string String, int *Result) {
678
679 char *EndPointer;
680
681 *Result = (int) strtol(String.c_str(), &EndPointer, 0);
682 if(!isspace(*EndPointer) && *EndPointer!='\0') return false;
683 return true;
684}
685
686//
687// Interprets a range
688//
689bool User::ConvertToRange(string String, struct User::Range &R) {
690
691 int N=0, M=0; // Init to avoid compiler warning
692
693 // Full range
694 if (Match(String, "all")) return true;
695
696 // Single number
697 if (ConvertToInt(String, &N)) {
698 if (N>= R.Min && N<=R.Max) {
699 R.Max = R.Min = N;
700 return true;
701 }
702 return false;
703 }
704
705 // Range a-b
706 vector<string> V = EvidenceServer::Tokenize(String, "-");
707 if (V.size()==2 && ConvertToInt(V[0], &N) && ConvertToInt(V[1], &M) && N>=R.Min && M<=R.Max) {
708 R.Min = N;
709 R.Max = M;
710 return true;
711 }
712
713 return false;
714}
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