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 #ifdef HAVE_SRD
  49 static gint sort_pds(gconstpointer a, gconstpointer b)
  50 {
  51         const struct srd_decoder *sda = a, *sdb = b;
  52
  53         return strcmp(sda->id, sdb->id);
  54 }
  55 #endif
  56
  57 void show_version(void)
  58 {
  59         struct sr_dev_driver **drivers, *driver;
  60         struct sr_input_format **inputs, *input;
  61         struct sr_output_format **outputs, *output;
  62         const GSList *l;
  63         GSList *sl;
  64         int i;
  65 #ifdef HAVE_SRD
  66         struct srd_decoder *dec;
  67 #endif
  68
  69         printf("sigrok-cli %s\n\n", VERSION);
  70
  71         printf("Using libsigrok %s (lib version %s).\n",
  72                sr_package_version_string_get(), sr_lib_version_string_get());
  73 #ifdef HAVE_SRD
  74         printf("Using libsigrokdecode %s (lib version %s).\n\n",
  75                srd_package_version_string_get(), srd_lib_version_string_get());
  76 #endif
  77
  78         printf("Supported hardware drivers:\n");
  79         drivers = sr_driver_list();
  80         for (sl = NULL, i = 0; drivers[i]; i++)
  81                 sl = g_slist_append(sl, drivers[i]);
  82         sl = g_slist_sort(sl, sort_drivers);
  83         for (l = sl; l; l = l->next) {
  84                 driver = l->data;
  85                 printf("  %-20s %s\n", driver->name, driver->longname);
  86         }
  87         printf("\n");
  88         g_slist_free(sl);
  89
  90         printf("Supported input formats:\n");
  91         inputs = sr_input_list();
  92         for (sl = NULL, i = 0; inputs[i]; i++)
  93                 sl = g_slist_append(sl, inputs[i]);
  94         sl = g_slist_sort(sl, sort_inputs);
  95         for (l = sl; l; l = l->next) {
  96                 input = l->data;
  97                 printf("  %-20s %s\n", input->id, input->description);
  98         }
  99         printf("\n");
 100         g_slist_free(sl);
 101
 102         printf("Supported output formats:\n");
 103         outputs = sr_output_list();
 104         for (sl = NULL, i = 0; outputs[i]; i++)
 105                 sl = g_slist_append(sl, outputs[i]);
 106         sl = g_slist_sort(sl, sort_outputs);
 107         for (l = sl; l; l = l->next) {
 108                 output = l->data;
 109                 printf("  %-20s %s\n", output->id, output->description);
 110         }
 111         printf("\n");
 112         g_slist_free(sl);
 113
 114 #ifdef HAVE_SRD
 115         if (srd_init(NULL) == SRD_OK) {
 116                 printf("Supported protocol decoders:\n");
 117                 srd_decoder_load_all();
 118                 sl = g_slist_copy((GSList *)srd_decoder_list());
 119                 sl = g_slist_sort(sl, sort_pds);
 120                 for (l = sl; l; l = l->next) {
 121                         dec = l->data;
 122                         printf("  %-20s %s\n", dec->id, dec->longname);
 123                         /* Print protocol description upon "-l 3" or higher. */
 124                         if (opt_loglevel >= SR_LOG_INFO)
 125                                 printf("  %-20s %s\n", "", dec->desc);
 126                 }
 127                 g_slist_free(sl);
 128                 srd_exit();
 129         }
 130         printf("\n");
 131 #endif
 132 }
 133
 134 static gint sort_channels(gconstpointer a, gconstpointer b)
 135 {
 136         const struct sr_channel *pa = a, *pb = b;
 137
 138         return pa->index - pb->index;
 139 }
 140
 141 static void print_dev_line(const struct sr_dev_inst *sdi)
 142 {
 143         struct sr_channel *ch;
 144         GSList *sl, *l;
 145         GString *s;
 146         GVariant *gvar;
 147
 148         s = g_string_sized_new(128);
 149         g_string_assign(s, sdi->driver->name);
 150         if (sr_config_get(sdi->driver, sdi, NULL, SR_CONF_CONN, &gvar) == SR_OK) {
 151                 g_string_append(s, ":conn=");
 152                 g_string_append(s, g_variant_get_string(gvar, NULL));
 153                 g_variant_unref(gvar);
 154         }
 155         g_string_append(s, " - ");
 156         if (sdi->vendor && sdi->vendor[0])
 157                 g_string_append_printf(s, "%s ", sdi->vendor);
 158         if (sdi->model && sdi->model[0])
 159                 g_string_append_printf(s, "%s ", sdi->model);
 160         if (sdi->version && sdi->version[0])
 161                 g_string_append_printf(s, "%s ", sdi->version);
 162         if (sdi->channels) {
 163                 if (g_slist_length(sdi->channels) == 1) {
 164                         ch = sdi->channels->data;
 165                         g_string_append_printf(s, "with 1 channel: %s", ch->name);
 166                 } else {
 167                         sl = g_slist_sort(g_slist_copy(sdi->channels), sort_channels);
 168                         g_string_append_printf(s, "with %d channels:", g_slist_length(sl));
 169                         for (l = sl; l; l = l->next) {
 170                                 ch = l->data;
 171                                 g_string_append_printf(s, " %s", ch->name);
 172                         }
 173                         g_slist_free(sl);
 174                 }
 175         }
 176         g_string_append_printf(s, "\n");
 177         printf("%s", s->str);
 178         g_string_free(s, TRUE);
 179
 180 }
 181
 182 void show_dev_list(void)
 183 {
 184         struct sr_dev_inst *sdi;
 185         GSList *devices, *l;
 186
 187         if (!(devices = device_scan()))
 188                 return;
 189
 190         printf("The following devices were found:\n");
 191         for (l = devices; l; l = l->next) {
 192                 sdi = l->data;
 193                 print_dev_line(sdi);
 194         }
 195         g_slist_free(devices);
 196
 197 }
 198
 199 void show_dev_detail(void)
 200 {
 201         struct sr_dev_inst *sdi;
 202         const struct sr_config_info *srci;
 203         struct sr_channel *ch;
 204         struct sr_channel_group *channel_group, *cg;
 205         GSList *devices, *cgl, *chl;
 206         GVariant *gvar_opts, *gvar_dict, *gvar_list, *gvar;
 207         gsize num_opts, num_elements;
 208         double dlow, dhigh, dcur_low, dcur_high;
 209         const uint64_t *uint64, p, q, low, high;
 210         uint64_t cur_low, cur_high;
 211         const int32_t *int32, *opts;
 212         unsigned int num_devices, o, i;
 213         char *tmp_str;
 214         char *s, c;
 215         const char **stropts;
 216
 217         if (!(devices = device_scan())) {
 218                 g_critical("No devices found.");
 219                 return;
 220         }
 221
 222         num_devices = g_slist_length(devices);
 223         if (num_devices > 1) {
 224                 g_critical("%d devices found. Use --scan to show them, "
 225                                 "and select one to show.", num_devices);
 226                 return;
 227         }
 228
 229         sdi = devices->data;
 230         print_dev_line(sdi);
 231
 232         if (sr_dev_open(sdi) != SR_OK) {
 233                 g_critical("Failed to open device.");
 234                 return;
 235         }
 236
 237         if ((sr_config_list(sdi->driver, NULL, NULL, SR_CONF_SCAN_OPTIONS,
 238                         &gvar_opts) == SR_OK)) {
 239                 opts = g_variant_get_fixed_array(gvar_opts, &num_elements,
 240                                 sizeof(int32_t));
 241                 printf("Supported driver options:\n");
 242                 for (i = 0; i < num_elements; i++) {
 243                         if (!(srci = sr_config_info_get(opts[i])))
 244                                 continue;
 245                         printf("    %s\n", srci->id);
 246                 }
 247                 g_variant_unref(gvar_opts);
 248         }
 249
 250         /* Selected channels and channel group may affect which options are
 251          * returned, or which values for them. */
 252         select_channels(sdi);
 253         channel_group = select_channel_group(sdi);
 254
 255         if ((sr_config_list(sdi->driver, sdi, channel_group, SR_CONF_DEVICE_OPTIONS,
 256                         &gvar_opts)) != SR_OK)
 257                 /* Driver supports no device instance options. */
 258                 return;
 259
 260         if (sdi->channel_groups) {
 261                 printf("Channel groups:\n");
 262                 for (cgl = sdi->channel_groups; cgl; cgl = cgl->next) {
 263                         cg = cgl->data;
 264                         printf("    %s: channel%s", cg->name,
 265                                         g_slist_length(cg->channels) > 1 ? "s" : "");
 266                         for (chl = cg->channels; chl; chl = chl->next) {
 267                                 ch = chl->data;
 268                                 printf(" %s", ch->name);
 269                         }
 270                         printf("\n");
 271                 }
 272         }
 273
 274         printf("Supported configuration options");
 275         if (sdi->channel_groups) {
 276                 if (!channel_group)
 277                         printf(" across all channel groups");
 278                 else
 279                         printf(" on channel group %s", channel_group->name);
 280         }
 281         printf(":\n");
 282         opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(int32_t));
 283         for (o = 0; o < num_opts; o++) {
 284                 if (!(srci = sr_config_info_get(opts[o])))
 285                         continue;
 286
 287                 if (srci->key == SR_CONF_TRIGGER_MATCH) {
 288                         if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
 289                                         &gvar_list) != SR_OK) {
 290                                 printf("\n");
 291                                 continue;
 292                         }
 293                         int32 = g_variant_get_fixed_array(gvar_list,
 294                                         &num_elements, sizeof(int32_t));
 295                         printf("    Supported triggers: ");
 296                         for (i = 0; i < num_elements; i++) {
 297                                 switch(int32[i]) {
 298                                 case SR_TRIGGER_ZERO:
 299                                         c = '0';
 300                                         break;
 301                                 case SR_TRIGGER_ONE:
 302                                         c = '1';
 303                                         break;
 304                                 case SR_TRIGGER_RISING:
 305                                         c = 'r';
 306                                         break;
 307                                 case SR_TRIGGER_FALLING:
 308                                         c = 'f';
 309                                         break;
 310                                 case SR_TRIGGER_EDGE:
 311                                         c = 'e';
 312                                         break;
 313                                 case SR_TRIGGER_OVER:
 314                                         c = 'o';
 315                                         break;
 316                                 case SR_TRIGGER_UNDER:
 317                                         c = 'u';
 318                                         break;
 319                                 default:
 320                                         c = 0;
 321                                         break;
 322                                 }
 323                                 if (c)
 324                                         printf("%c ", c);
 325                         }
 326                         printf("\n");
 327                         g_variant_unref(gvar_list);
 328
 329                 } else if (srci->key == SR_CONF_LIMIT_SAMPLES) {
 330                         /* If implemented in config_list(), this denotes the
 331                          * maximum number of samples a device can send. This
 332                          * really applies only to logic analyzers, and then
 333                          * only to those that don't support compression, or
 334                          * have it turned off by default. The values returned
 335                          * are the low/high limits. */
 336                         if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
 337                                         &gvar) != SR_OK) {
 338                                 continue;
 339                         }
 340                         g_variant_get(gvar, "(tt)", &low, &high);
 341                         g_variant_unref(gvar);
 342                         printf("    Maximum number of samples: %"PRIu64"\n", high);
 343
 344                 } else if (srci->key == SR_CONF_SAMPLERATE) {
 345                         /* Supported samplerates */
 346                         printf("    %s", srci->id);
 347                         if (sr_config_list(sdi->driver, sdi, channel_group, SR_CONF_SAMPLERATE,
 348                                         &gvar_dict) != SR_OK) {
 349                                 printf("\n");
 350                                 continue;
 351                         }
 352                         if ((gvar_list = g_variant_lookup_value(gvar_dict,
 353                                         "samplerates", G_VARIANT_TYPE("at")))) {
 354                                 uint64 = g_variant_get_fixed_array(gvar_list,
 355                                                 &num_elements, sizeof(uint64_t));
 356                                 printf(" - supported samplerates:\n");
 357                                 for (i = 0; i < num_elements; i++) {
 358                                         if (!(s = sr_samplerate_string(uint64[i])))
 359                                                 continue;
 360                                         printf("      %s\n", s);
 361                                         g_free(s);
 362                                 }
 363                                 g_variant_unref(gvar_list);
 364                         } else if ((gvar_list = g_variant_lookup_value(gvar_dict,
 365                                         "samplerate-steps", G_VARIANT_TYPE("at")))) {
 366                                 uint64 = g_variant_get_fixed_array(gvar_list,
 367                                                 &num_elements, sizeof(uint64_t));
 368                                 /* low */
 369                                 if (!(s = sr_samplerate_string(uint64[0])))
 370                                         continue;
 371                                 printf(" (%s", s);
 372                                 g_free(s);
 373                                 /* high */
 374                                 if (!(s = sr_samplerate_string(uint64[1])))
 375                                         continue;
 376                                 printf(" - %s", s);
 377                                 g_free(s);
 378                                 /* step */
 379                                 if (!(s = sr_samplerate_string(uint64[2])))
 380                                         continue;
 381                                 printf(" in steps of %s)\n", s);
 382                                 g_free(s);
 383                                 g_variant_unref(gvar_list);
 384                         }
 385                         g_variant_unref(gvar_dict);
 386
 387                 } else if (srci->key == SR_CONF_BUFFERSIZE) {
 388                         /* Supported buffer sizes */
 389                         printf("    %s", srci->id);
 390                         if (sr_config_list(sdi->driver, sdi, channel_group,
 391                                         SR_CONF_BUFFERSIZE, &gvar_list) != SR_OK) {
 392                                 printf("\n");
 393                                 continue;
 394                         }
 395                         uint64 = g_variant_get_fixed_array(gvar_list,
 396                                         &num_elements, sizeof(uint64_t));
 397                         printf(" - supported buffer sizes:\n");
 398                         for (i = 0; i < num_elements; i++)
 399                                 printf("      %"PRIu64"\n", uint64[i]);
 400                         g_variant_unref(gvar_list);
 401
 402                 } else if (srci->key == SR_CONF_TIMEBASE) {
 403                         /* Supported time bases */
 404                         printf("    %s", srci->id);
 405                         if (sr_config_list(sdi->driver, sdi, channel_group,
 406                                         SR_CONF_TIMEBASE, &gvar_list) != SR_OK) {
 407                                 printf("\n");
 408                                 continue;
 409                         }
 410                         printf(" - supported time bases:\n");
 411                         num_elements = g_variant_n_children(gvar_list);
 412                         for (i = 0; i < num_elements; i++) {
 413                                 gvar = g_variant_get_child_value(gvar_list, i);
 414                                 g_variant_get(gvar, "(tt)", &p, &q);
 415                                 s = sr_period_string(p * q);
 416                                 printf("      %s\n", s);
 417                                 g_free(s);
 418                         }
 419                         g_variant_unref(gvar_list);
 420
 421                 } else if (srci->key == SR_CONF_VDIV) {
 422                         /* Supported volts/div values */
 423                         printf("    %s", srci->id);
 424                         if (sr_config_list(sdi->driver, sdi, channel_group,
 425                                         SR_CONF_VDIV, &gvar_list) != SR_OK) {
 426                                 printf("\n");
 427                                 continue;
 428                         }
 429                         printf(" - supported volts/div:\n");
 430                         num_elements = g_variant_n_children(gvar_list);
 431                         for (i = 0; i < num_elements; i++) {
 432                                 gvar = g_variant_get_child_value(gvar_list, i);
 433                                 g_variant_get(gvar, "(tt)", &p, &q);
 434                                 s = sr_voltage_string(p, q);
 435                                 printf("      %s\n", s);
 436                                 g_free(s);
 437                         }
 438                         g_variant_unref(gvar_list);
 439
 440                 } else if (srci->datatype == SR_T_STRING) {
 441                         printf("    %s: ", srci->id);
 442                         if (sr_config_get(sdi->driver, sdi, channel_group, srci->key,
 443                                         &gvar) == SR_OK) {
 444                                 tmp_str = g_strdup(g_variant_get_string(gvar, NULL));
 445                                 g_variant_unref(gvar);
 446                         } else
 447                                 tmp_str = NULL;
 448
 449                         if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
 450                                         &gvar) != SR_OK) {
 451                                 printf("\n");
 452                                 continue;
 453                         }
 454
 455                         stropts = g_variant_get_strv(gvar, &num_elements);
 456                         for (i = 0; i < num_elements; i++) {
 457                                 if (i)
 458                                         printf(", ");
 459                                 printf("%s", stropts[i]);
 460                                 if (tmp_str && !strcmp(tmp_str, stropts[i]))
 461                                         printf(" (current)");
 462                         }
 463                         printf("\n");
 464                         g_free(stropts);
 465                         g_free(tmp_str);
 466                         g_variant_unref(gvar);
 467
 468                 } else if (srci->datatype == SR_T_UINT64_RANGE) {
 469                         printf("    %s: ", srci->id);
 470                         if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
 471                                         &gvar_list) != SR_OK) {
 472                                 printf("\n");
 473                                 continue;
 474                         }
 475
 476                         if (sr_config_get(sdi->driver, sdi, NULL, srci->key, &gvar) == SR_OK) {
 477                                 g_variant_get(gvar, "(tt)", &cur_low, &cur_high);
 478                                 g_variant_unref(gvar);
 479                         } else {
 480                                 cur_low = 0;
 481                                 cur_high = 0;
 482                         }
 483
 484                         num_elements = g_variant_n_children(gvar_list);
 485                         for (i = 0; i < num_elements; i++) {
 486                                 gvar = g_variant_get_child_value(gvar_list, i);
 487                                 g_variant_get(gvar, "(tt)", &low, &high);
 488                                 g_variant_unref(gvar);
 489                                 if (i)
 490                                         printf(", ");
 491                                 printf("%"PRIu64"-%"PRIu64, low, high);
 492                                 if (low == cur_low && high == cur_high)
 493                                         printf(" (current)");
 494                         }
 495                         printf("\n");
 496                         g_variant_unref(gvar_list);
 497
 498                 } else if (srci->datatype == SR_T_BOOL) {
 499                         printf("    %s: ", srci->id);
 500                         if (sr_config_get(sdi->driver, sdi, NULL, srci->key,
 501                                         &gvar) == SR_OK) {
 502                                 if (g_variant_get_boolean(gvar))
 503                                         printf("on (current), off\n");
 504                                 else
 505                                         printf("on, off (current)\n");
 506                                 g_variant_unref(gvar);
 507                         } else
 508                                 printf("on, off\n");
 509
 510                 } else if (srci->datatype == SR_T_DOUBLE_RANGE) {
 511                         printf("    %s: ", srci->id);
 512                         if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
 513                                         &gvar_list) != SR_OK) {
 514                                 printf("\n");
 515                                 continue;
 516                         }
 517
 518                         if (sr_config_get(sdi->driver, sdi, NULL, srci->key, &gvar) == SR_OK) {
 519                                 g_variant_get(gvar, "(dd)", &dcur_low, &dcur_high);
 520                                 g_variant_unref(gvar);
 521                         } else {
 522                                 dcur_low = 0;
 523                                 dcur_high = 0;
 524                         }
 525
 526                         num_elements = g_variant_n_children(gvar_list);
 527                         for (i = 0; i < num_elements; i++) {
 528                                 gvar = g_variant_get_child_value(gvar_list, i);
 529                                 g_variant_get(gvar, "(dd)", &dlow, &dhigh);
 530                                 g_variant_unref(gvar);
 531                                 if (i)
 532                                         printf(", ");
 533                                 printf("%.1f-%.1f", dlow, dhigh);
 534                                 if (dlow == dcur_low && dhigh == dcur_high)
 535                                         printf(" (current)");
 536                         }
 537                         printf("\n");
 538                         g_variant_unref(gvar_list);
 539
 540                 } else {
 541
 542                         /* Everything else */
 543                         printf("    %s\n", srci->id);
 544                 }
 545         }
 546         g_variant_unref(gvar_opts);
 547
 548         sr_dev_close(sdi);
 549         g_slist_free(devices);
 550
 551 }
 552
 553 #ifdef HAVE_SRD
 554 void show_pd_detail(void)
 555 {
 556         GSList *l, *ll, *ol;
 557         struct srd_decoder *dec;
 558         struct srd_decoder_option *o;
 559         char **pdtokens, **pdtok, *optsep, **ann, *val, *doc;
 560         struct srd_channel *pdch;
 561         struct srd_decoder_annotation_row *r;
 562
 563         pdtokens = g_strsplit(opt_pds, ",", -1);
 564         for (pdtok = pdtokens; *pdtok; pdtok++) {
 565                 /* Strip options. */
 566                 if ((optsep = strchr(*pdtok, ':')))
 567                         *optsep = '\0';
 568                 if (!(dec = srd_decoder_get_by_id(*pdtok))) {
 569                         g_critical("Protocol decoder %s not found.", *pdtok);
 570                         return;
 571                 }
 572                 printf("ID: %s\nName: %s\nLong name: %s\nDescription: %s\n",
 573                                 dec->id, dec->name, dec->longname, dec->desc);
 574                 printf("License: %s\n", dec->license);
 575                 printf("Annotation classes:\n");
 576                 if (dec->annotations) {
 577                         for (l = dec->annotations; l; l = l->next) {
 578                                 ann = l->data;
 579                                 printf("- %s: %s\n", ann[0], ann[1]);
 580                         }
 581                 } else {
 582                         printf("None.\n");
 583                 }
 584                 printf("Annotation rows:\n");
 585                 if (dec->annotation_rows) {
 586                         for (l = dec->annotation_rows; l; l = l->next) {
 587                                 r = l->data;
 588                                 printf("- %s (%s): ", r->id, r->desc);
 589                                 for (ll = r->ann_classes; ll; ll = ll->next)
 590                                         printf("%d ", GPOINTER_TO_INT(ll->data));
 591                                 printf("\n");
 592                         }
 593                 } else {
 594                         printf("None.\n");
 595                 }
 596                 printf("Required channels:\n");
 597                 if (dec->channels) {
 598                         for (l = dec->channels; l; l = l->next) {
 599                                 pdch = l->data;
 600                                 printf("- %s (%s): %s\n",
 601                                        pdch->id, pdch->name, pdch->desc);
 602                         }
 603                 } else {
 604                         printf("None.\n");
 605                 }
 606                 printf("Optional channels:\n");
 607                 if (dec->opt_channels) {
 608                         for (l = dec->opt_channels; l; l = l->next) {
 609                                 pdch = l->data;
 610                                 printf("- %s (%s): %s\n",
 611                                        pdch->id, pdch->name, pdch->desc);
 612                         }
 613                 } else {
 614                         printf("None.\n");
 615                 }
 616                 printf("Options:\n");
 617                 if (dec->options) {
 618                         for (l = dec->options; l; l = l->next) {
 619                                 o = l->data;
 620                                 printf("- %s: %s (", o->id, o->desc);
 621                                 for (ol = o->values; ol; ol = ol->next) {
 622                                         val = g_variant_print(ol->data, FALSE);
 623                                         printf("%s, ", val);
 624                                         g_free(val);
 625                                 }
 626                                 val = g_variant_print(o->def, FALSE);
 627                                 printf("default %s)\n", val);
 628                                 g_free(val);
 629                         }
 630                 } else {
 631                         printf("None.\n");
 632                 }
 633                 if ((doc = srd_decoder_doc_get(dec))) {
 634                         printf("Documentation:\n%s\n",
 635                                doc[0] == '\n' ? doc + 1 : doc);
 636                         g_free(doc);
 637                 }
 638         }
 639
 640         g_strfreev(pdtokens);
 641 }
 642 #endif
 643