show.c

   1 /*
   2  * This file is part of the sigrok-cli project.
   3  *
   4  * Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include "sigrok-cli.h"
  21 #include <glib.h>
  22 #include <string.h>
  23
  24 extern gint opt_loglevel;
  25 extern gchar *opt_pds;
  26
  27 static gint sort_inputs(gconstpointer a, gconstpointer b)
  28 {
  29         const struct sr_input_format *ia = a, *ib = b;
  30
  31         return strcmp(ia->id, ib->id);
  32 }
  33
  34 static gint sort_outputs(gconstpointer a, gconstpointer b)
  35 {
  36         const struct sr_output_format *oa = a, *ob = b;
  37
  38         return strcmp(oa->id, ob->id);
  39 }
  40
  41 static gint sort_drivers(gconstpointer a, gconstpointer b)
  42 {
  43         const struct sr_dev_driver *sdda = a, *sddb = b;
  44
  45         return strcmp(sdda->name, sddb->name);
  46 }
  47
  48 static gint sort_pds(gconstpointer a, gconstpointer b)
  49 {
  50         const struct srd_decoder *sda = a, *sdb = b;
  51
  52         return strcmp(sda->id, sdb->id);
  53 }
  54
  55 void show_version(void)
  56 {
  57         struct sr_dev_driver **drivers, *driver;
  58         struct sr_input_format **inputs, *input;
  59         struct sr_output_format **outputs, *output;
  60         const GSList *l;
  61         GSList *sl;
  62         int i;
  63 #ifdef HAVE_SRD
  64         struct srd_decoder *dec;
  65 #endif
  66
  67         printf("sigrok-cli %s\n\n", VERSION);
  68
  69         printf("Using libsigrok %s (lib version %s).\n",
  70                sr_package_version_string_get(), sr_lib_version_string_get());
  71 #ifdef HAVE_SRD
  72         printf("Using libsigrokdecode %s (lib version %s).\n\n",
  73                srd_package_version_string_get(), srd_lib_version_string_get());
  74 #endif
  75
  76         printf("Supported hardware drivers:\n");
  77         drivers = sr_driver_list();
  78         for (sl = NULL, i = 0; drivers[i]; i++)
  79                 sl = g_slist_append(sl, drivers[i]);
  80         sl = g_slist_sort(sl, sort_drivers);
  81         for (l = sl; l; l = l->next) {
  82                 driver = l->data;
  83                 printf("  %-20s %s\n", driver->name, driver->longname);
  84         }
  85         printf("\n");
  86         g_slist_free(sl);
  87
  88         printf("Supported input formats:\n");
  89         inputs = sr_input_list();
  90         for (sl = NULL, i = 0; inputs[i]; i++)
  91                 sl = g_slist_append(sl, inputs[i]);
  92         sl = g_slist_sort(sl, sort_inputs);
  93         for (l = sl; l; l = l->next) {
  94                 input = l->data;
  95                 printf("  %-20s %s\n", input->id, input->description);
  96         }
  97         printf("\n");
  98         g_slist_free(sl);
  99
 100         printf("Supported output formats:\n");
 101         outputs = sr_output_list();
 102         for (sl = NULL, i = 0; outputs[i]; i++)
 103                 sl = g_slist_append(sl, outputs[i]);
 104         sl = g_slist_sort(sl, sort_outputs);
 105         for (l = sl; l; l = l->next) {
 106                 output = l->data;
 107                 printf("  %-20s %s\n", output->id, output->description);
 108         }
 109         printf("\n");
 110         g_slist_free(sl);
 111
 112 #ifdef HAVE_SRD
 113         if (srd_init(NULL) == SRD_OK) {
 114                 printf("Supported protocol decoders:\n");
 115                 srd_decoder_load_all();
 116                 sl = g_slist_copy((GSList *)srd_decoder_list());
 117                 sl = g_slist_sort(sl, sort_pds);
 118                 for (l = sl; l; l = l->next) {
 119                         dec = l->data;
 120                         printf("  %-20s %s\n", dec->id, dec->longname);
 121                         /* Print protocol description upon "-l 3" or higher. */
 122                         if (opt_loglevel >= SR_LOG_INFO)
 123                                 printf("  %-20s %s\n", "", dec->desc);
 124                 }
 125                 g_slist_free(sl);
 126                 srd_exit();
 127         }
 128         printf("\n");
 129 #endif
 130 }
 131
 132 static gint sort_channels(gconstpointer a, gconstpointer b)
 133 {
 134         const struct sr_channel *pa = a, *pb = b;
 135
 136         return pa->index - pb->index;
 137 }
 138
 139 static void print_dev_line(const struct sr_dev_inst *sdi)
 140 {
 141         struct sr_channel *ch;
 142         GSList *sl, *l;
 143         GString *s;
 144         GVariant *gvar;
 145
 146         s = g_string_sized_new(128);
 147         g_string_assign(s, sdi->driver->name);
 148         if (sr_config_get(sdi->driver, sdi, NULL, SR_CONF_CONN, &gvar) == SR_OK) {
 149                 g_string_append(s, ":conn=");
 150                 g_string_append(s, g_variant_get_string(gvar, NULL));
 151                 g_variant_unref(gvar);
 152         }
 153         g_string_append(s, " - ");
 154         if (sdi->vendor && sdi->vendor[0])
 155                 g_string_append_printf(s, "%s ", sdi->vendor);
 156         if (sdi->model && sdi->model[0])
 157                 g_string_append_printf(s, "%s ", sdi->model);
 158         if (sdi->version && sdi->version[0])
 159                 g_string_append_printf(s, "%s ", sdi->version);
 160         if (sdi->channels) {
 161                 if (g_slist_length(sdi->channels) == 1) {
 162                         ch = sdi->channels->data;
 163                         g_string_append_printf(s, "with 1 channel: %s", ch->name);
 164                 } else {
 165                         sl = g_slist_sort(g_slist_copy(sdi->channels), sort_channels);
 166                         g_string_append_printf(s, "with %d channels:", g_slist_length(sl));
 167                         for (l = sl; l; l = l->next) {
 168                                 ch = l->data;
 169                                 g_string_append_printf(s, " %s", ch->name);
 170                         }
 171                         g_slist_free(sl);
 172                 }
 173         }
 174         g_string_append_printf(s, "\n");
 175         printf("%s", s->str);
 176         g_string_free(s, TRUE);
 177
 178 }
 179
 180 void show_dev_list(void)
 181 {
 182         struct sr_dev_inst *sdi;
 183         GSList *devices, *l;
 184
 185         if (!(devices = device_scan()))
 186                 return;
 187
 188         printf("The following devices were found:\n");
 189         for (l = devices; l; l = l->next) {
 190                 sdi = l->data;
 191                 print_dev_line(sdi);
 192         }
 193         g_slist_free(devices);
 194
 195 }
 196
 197 void show_dev_detail(void)
 198 {
 199         struct sr_dev_inst *sdi;
 200         const struct sr_config_info *srci;
 201         struct sr_channel *ch;
 202         struct sr_channel_group *channel_group, *cg;
 203         GSList *devices, *cgl, *chl;
 204         GVariant *gvar_opts, *gvar_dict, *gvar_list, *gvar;
 205         gsize num_opts, num_elements;
 206         double dlow, dhigh, dcur_low, dcur_high;
 207         const uint64_t *uint64, p, q, low, high;
 208         uint64_t cur_low, cur_high;
 209         const int32_t *opts;
 210         unsigned int num_devices, o, i;
 211         char *tmp_str;
 212         char *s;
 213         const char *charopts, **stropts;
 214
 215         if (!(devices = device_scan())) {
 216                 g_critical("No devices found.");
 217                 return;
 218         }
 219
 220         num_devices = g_slist_length(devices);
 221         if (num_devices > 1) {
 222                 g_critical("%d devices found. Use --scan to show them, "
 223                                 "and select one to show.", num_devices);
 224                 return;
 225         }
 226
 227         sdi = devices->data;
 228         print_dev_line(sdi);
 229
 230         if (sr_dev_open(sdi) != SR_OK) {
 231                 g_critical("Failed to open device.");
 232                 return;
 233         }
 234
 235         if ((sr_config_list(sdi->driver, NULL, NULL, SR_CONF_SCAN_OPTIONS,
 236                         &gvar_opts) == SR_OK)) {
 237                 opts = g_variant_get_fixed_array(gvar_opts, &num_elements,
 238                                 sizeof(int32_t));
 239                 printf("Supported driver options:\n");
 240                 for (i = 0; i < num_elements; i++) {
 241                         if (!(srci = sr_config_info_get(opts[i])))
 242                                 continue;
 243                         printf("    %s\n", srci->id);
 244                 }
 245                 g_variant_unref(gvar_opts);
 246         }
 247
 248         /* Selected channels and channel group may affect which options are
 249          * returned, or which values for them. */
 250         select_channels(sdi);
 251         channel_group = select_channel_group(sdi);
 252
 253         if ((sr_config_list(sdi->driver, sdi, channel_group, SR_CONF_DEVICE_OPTIONS,
 254                         &gvar_opts)) != SR_OK)
 255                 /* Driver supports no device instance options. */
 256                 return;
 257
 258         if (sdi->channel_groups) {
 259                 printf("Channel groups:\n");
 260                 for (cgl = sdi->channel_groups; cgl; cgl = cgl->next) {
 261                         cg = cgl->data;
 262                         printf("    %s: channel%s", cg->name,
 263                                         g_slist_length(cg->channels) > 1 ? "s" : "");
 264                         for (chl = cg->channels; chl; chl = chl->next) {
 265                                 ch = chl->data;
 266                                 printf(" %s", ch->name);
 267                         }
 268                         printf("\n");
 269                 }
 270         }
 271
 272         printf("Supported configuration options");
 273         if (sdi->channel_groups) {
 274                 if (!channel_group)
 275                         printf(" across all channel groups");
 276                 else
 277                         printf(" on channel group %s", channel_group->name);
 278         }
 279         printf(":\n");
 280         opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(int32_t));
 281         for (o = 0; o < num_opts; o++) {
 282                 if (!(srci = sr_config_info_get(opts[o])))
 283                         continue;
 284
 285                 if (srci->key == SR_CONF_TRIGGER_TYPE) {
 286                         if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
 287                                         &gvar) != SR_OK) {
 288                                 printf("\n");
 289                                 continue;
 290                         }
 291                         charopts = g_variant_get_string(gvar, NULL);
 292                         printf("    Supported triggers: ");
 293                         while (*charopts) {
 294                                 printf("%c ", *charopts);
 295                                 charopts++;
 296                         }
 297                         printf("\n");
 298                         g_variant_unref(gvar);
 299
 300                 } else if (srci->key == SR_CONF_LIMIT_SAMPLES) {
 301                         /* If implemented in config_list(), this denotes the
 302                          * maximum number of samples a device can send. This
 303                          * really applies only to logic analyzers, and then
 304                          * only to those that don't support compression, or
 305                          * have it turned off by default. The values returned
 306                          * are the low/high limits. */
 307                         if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
 308                                         &gvar) != SR_OK) {
 309                                 continue;
 310                         }
 311                         g_variant_get(gvar, "(tt)", &low, &high);
 312                         g_variant_unref(gvar);
 313                         printf("    Maximum number of samples: %"PRIu64"\n", high);
 314
 315                 } else if (srci->key == SR_CONF_SAMPLERATE) {
 316                         /* Supported samplerates */
 317                         printf("    %s", srci->id);
 318                         if (sr_config_list(sdi->driver, sdi, channel_group, SR_CONF_SAMPLERATE,
 319                                         &gvar_dict) != SR_OK) {
 320                                 printf("\n");
 321                                 continue;
 322                         }
 323                         if ((gvar_list = g_variant_lookup_value(gvar_dict,
 324                                         "samplerates", G_VARIANT_TYPE("at")))) {
 325                                 uint64 = g_variant_get_fixed_array(gvar_list,
 326                                                 &num_elements, sizeof(uint64_t));
 327                                 printf(" - supported samplerates:\n");
 328                                 for (i = 0; i < num_elements; i++) {
 329                                         if (!(s = sr_samplerate_string(uint64[i])))
 330                                                 continue;
 331                                         printf("      %s\n", s);
 332                                         g_free(s);
 333                                 }
 334                                 g_variant_unref(gvar_list);
 335                         } else if ((gvar_list = g_variant_lookup_value(gvar_dict,
 336                                         "samplerate-steps", G_VARIANT_TYPE("at")))) {
 337                                 uint64 = g_variant_get_fixed_array(gvar_list,
 338                                                 &num_elements, sizeof(uint64_t));
 339                                 /* low */
 340                                 if (!(s = sr_samplerate_string(uint64[0])))
 341                                         continue;
 342                                 printf(" (%s", s);
 343                                 g_free(s);
 344                                 /* high */
 345                                 if (!(s = sr_samplerate_string(uint64[1])))
 346                                         continue;
 347                                 printf(" - %s", s);
 348                                 g_free(s);
 349                                 /* step */
 350                                 if (!(s = sr_samplerate_string(uint64[2])))
 351                                         continue;
 352                                 printf(" in steps of %s)\n", s);
 353                                 g_free(s);
 354                                 g_variant_unref(gvar_list);
 355                         }
 356                         g_variant_unref(gvar_dict);
 357
 358                 } else if (srci->key == SR_CONF_BUFFERSIZE) {
 359                         /* Supported buffer sizes */
 360                         printf("    %s", srci->id);
 361                         if (sr_config_list(sdi->driver, sdi, channel_group,
 362                                         SR_CONF_BUFFERSIZE, &gvar_list) != SR_OK) {
 363                                 printf("\n");
 364                                 continue;
 365                         }
 366                         uint64 = g_variant_get_fixed_array(gvar_list,
 367                                         &num_elements, sizeof(uint64_t));
 368                         printf(" - supported buffer sizes:\n");
 369                         for (i = 0; i < num_elements; i++)
 370                                 printf("      %"PRIu64"\n", uint64[i]);
 371                         g_variant_unref(gvar_list);
 372
 373                 } else if (srci->key == SR_CONF_TIMEBASE) {
 374                         /* Supported time bases */
 375                         printf("    %s", srci->id);
 376                         if (sr_config_list(sdi->driver, sdi, channel_group,
 377                                         SR_CONF_TIMEBASE, &gvar_list) != SR_OK) {
 378                                 printf("\n");
 379                                 continue;
 380                         }
 381                         printf(" - supported time bases:\n");
 382                         num_elements = g_variant_n_children(gvar_list);
 383                         for (i = 0; i < num_elements; i++) {
 384                                 gvar = g_variant_get_child_value(gvar_list, i);
 385                                 g_variant_get(gvar, "(tt)", &p, &q);
 386                                 s = sr_period_string(p * q);
 387                                 printf("      %s\n", s);
 388                                 g_free(s);
 389                         }
 390                         g_variant_unref(gvar_list);
 391
 392                 } else if (srci->key == SR_CONF_VDIV) {
 393                         /* Supported volts/div values */
 394                         printf("    %s", srci->id);
 395                         if (sr_config_list(sdi->driver, sdi, channel_group,
 396                                         SR_CONF_VDIV, &gvar_list) != SR_OK) {
 397                                 printf("\n");
 398                                 continue;
 399                         }
 400                         printf(" - supported volts/div:\n");
 401                         num_elements = g_variant_n_children(gvar_list);
 402                         for (i = 0; i < num_elements; i++) {
 403                                 gvar = g_variant_get_child_value(gvar_list, i);
 404                                 g_variant_get(gvar, "(tt)", &p, &q);
 405                                 s = sr_voltage_string(p, q);
 406                                 printf("      %s\n", s);
 407                                 g_free(s);
 408                         }
 409                         g_variant_unref(gvar_list);
 410
 411                 } else if (srci->datatype == SR_T_CHAR) {
 412                         printf("    %s: ", srci->id);
 413                         if (sr_config_get(sdi->driver, sdi, channel_group, srci->key,
 414                                         &gvar) == SR_OK) {
 415                                 tmp_str = g_strdup(g_variant_get_string(gvar, NULL));
 416                                 g_variant_unref(gvar);
 417                         } else
 418                                 tmp_str = NULL;
 419
 420                         if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
 421                                         &gvar) != SR_OK) {
 422                                 printf("\n");
 423                                 continue;
 424                         }
 425
 426                         stropts = g_variant_get_strv(gvar, &num_elements);
 427                         for (i = 0; i < num_elements; i++) {
 428                                 if (i)
 429                                         printf(", ");
 430                                 printf("%s", stropts[i]);
 431                                 if (tmp_str && !strcmp(tmp_str, stropts[i]))
 432                                         printf(" (current)");
 433                         }
 434                         printf("\n");
 435                         g_free(stropts);
 436                         g_free(tmp_str);
 437                         g_variant_unref(gvar);
 438
 439                 } else if (srci->datatype == SR_T_UINT64_RANGE) {
 440                         printf("    %s: ", srci->id);
 441                         if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
 442                                         &gvar_list) != SR_OK) {
 443                                 printf("\n");
 444                                 continue;
 445                         }
 446
 447                         if (sr_config_get(sdi->driver, sdi, NULL, srci->key, &gvar) == SR_OK) {
 448                                 g_variant_get(gvar, "(tt)", &cur_low, &cur_high);
 449                                 g_variant_unref(gvar);
 450                         } else {
 451                                 cur_low = 0;
 452                                 cur_high = 0;
 453                         }
 454
 455                         num_elements = g_variant_n_children(gvar_list);
 456                         for (i = 0; i < num_elements; i++) {
 457                                 gvar = g_variant_get_child_value(gvar_list, i);
 458                                 g_variant_get(gvar, "(tt)", &low, &high);
 459                                 g_variant_unref(gvar);
 460                                 if (i)
 461                                         printf(", ");
 462                                 printf("%"PRIu64"-%"PRIu64, low, high);
 463                                 if (low == cur_low && high == cur_high)
 464                                         printf(" (current)");
 465                         }
 466                         printf("\n");
 467                         g_variant_unref(gvar_list);
 468
 469                 } else if (srci->datatype == SR_T_BOOL) {
 470                         printf("    %s: ", srci->id);
 471                         if (sr_config_get(sdi->driver, sdi, NULL, srci->key,
 472                                         &gvar) == SR_OK) {
 473                                 if (g_variant_get_boolean(gvar))
 474                                         printf("on (current), off\n");
 475                                 else
 476                                         printf("on, off (current)\n");
 477                                 g_variant_unref(gvar);
 478                         } else
 479                                 printf("on, off\n");
 480
 481                 } else if (srci->datatype == SR_T_DOUBLE_RANGE) {
 482                         printf("    %s: ", srci->id);
 483                         if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
 484                                         &gvar_list) != SR_OK) {
 485                                 printf("\n");
 486                                 continue;
 487                         }
 488
 489                         if (sr_config_get(sdi->driver, sdi, NULL, srci->key, &gvar) == SR_OK) {
 490                                 g_variant_get(gvar, "(dd)", &dcur_low, &dcur_high);
 491                                 g_variant_unref(gvar);
 492                         } else {
 493                                 dcur_low = 0;
 494                                 dcur_high = 0;
 495                         }
 496
 497                         num_elements = g_variant_n_children(gvar_list);
 498                         for (i = 0; i < num_elements; i++) {
 499                                 gvar = g_variant_get_child_value(gvar_list, i);
 500                                 g_variant_get(gvar, "(dd)", &dlow, &dhigh);
 501                                 g_variant_unref(gvar);
 502                                 if (i)
 503                                         printf(", ");
 504                                 printf("%.1f-%.1f", dlow, dhigh);
 505                                 if (dlow == dcur_low && dhigh == dcur_high)
 506                                         printf(" (current)");
 507                         }
 508                         printf("\n");
 509                         g_variant_unref(gvar_list);
 510
 511                 } else {
 512
 513                         /* Everything else */
 514                         printf("    %s\n", srci->id);
 515                 }
 516         }
 517         g_variant_unref(gvar_opts);
 518
 519         sr_dev_close(sdi);
 520         g_slist_free(devices);
 521
 522 }
 523
 524 #ifdef HAVE_SRD
 525 void show_pd_detail(void)
 526 {
 527         GSList *l, *ll, *ol;
 528         struct srd_decoder *dec;
 529         struct srd_decoder_option *o;
 530         char **pdtokens, **pdtok, *optsep, **ann, *val, *doc;
 531         struct srd_channel *pdch;
 532         struct srd_decoder_annotation_row *r;
 533
 534         pdtokens = g_strsplit(opt_pds, ",", -1);
 535         for (pdtok = pdtokens; *pdtok; pdtok++) {
 536                 /* Strip options. */
 537                 if ((optsep = strchr(*pdtok, ':')))
 538                         *optsep = '\0';
 539                 if (!(dec = srd_decoder_get_by_id(*pdtok))) {
 540                         g_critical("Protocol decoder %s not found.", *pdtok);
 541                         return;
 542                 }
 543                 printf("ID: %s\nName: %s\nLong name: %s\nDescription: %s\n",
 544                                 dec->id, dec->name, dec->longname, dec->desc);
 545                 printf("License: %s\n", dec->license);
 546                 printf("Annotation classes:\n");
 547                 if (dec->annotations) {
 548                         for (l = dec->annotations; l; l = l->next) {
 549                                 ann = l->data;
 550                                 printf("- %s: %s\n", ann[0], ann[1]);
 551                         }
 552                 } else {
 553                         printf("None.\n");
 554                 }
 555                 printf("Annotation rows:\n");
 556                 if (dec->annotation_rows) {
 557                         for (l = dec->annotation_rows; l; l = l->next) {
 558                                 r = l->data;
 559                                 printf("- %s (%s): ", r->id, r->desc);
 560                                 for (ll = r->ann_classes; ll; ll = ll->next)
 561                                         printf("%d ", GPOINTER_TO_INT(ll->data));
 562                                 printf("\n");
 563                         }
 564                 } else {
 565                         printf("None.\n");
 566                 }
 567                 printf("Required channels:\n");
 568                 if (dec->channels) {
 569                         for (l = dec->channels; l; l = l->next) {
 570                                 pdch = l->data;
 571                                 printf("- %s (%s): %s\n",
 572                                        pdch->id, pdch->name, pdch->desc);
 573                         }
 574                 } else {
 575                         printf("None.\n");
 576                 }
 577                 printf("Optional channels:\n");
 578                 if (dec->opt_channels) {
 579                         for (l = dec->opt_channels; l; l = l->next) {
 580                                 pdch = l->data;
 581                                 printf("- %s (%s): %s\n",
 582                                        pdch->id, pdch->name, pdch->desc);
 583                         }
 584                 } else {
 585                         printf("None.\n");
 586                 }
 587                 printf("Options:\n");
 588                 if (dec->options) {
 589                         for (l = dec->options; l; l = l->next) {
 590                                 o = l->data;
 591                                 printf("- %s: %s (", o->id, o->desc);
 592                                 for (ol = o->values; ol; ol = ol->next) {
 593                                         val = g_variant_print(ol->data, FALSE);
 594                                         printf("%s, ", val);
 595                                         g_free(val);
 596                                 }
 597                                 val = g_variant_print(o->def, FALSE);
 598                                 printf("default %s)\n", val);
 599                                 g_free(val);
 600                         }
 601                 } else {
 602                         printf("None.\n");
 603                 }
 604                 if ((doc = srd_decoder_doc_get(dec))) {
 605                         printf("Documentation:\n%s\n",
 606                                doc[0] == '\n' ? doc + 1 : doc);
 607                         g_free(doc);
 608                 }
 609         }
 610
 611         g_strfreev(pdtokens);
 612 }
 613 #endif
 614