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 <config.h>
  21 #include <glib.h>
  22 #include <string.h>
  23 #include "sigrok-cli.h"
  24
  25 static gint sort_inputs(gconstpointer a, gconstpointer b)
  26 {
  27         return strcmp(sr_input_id_get((struct sr_input_module *)a),
  28                         sr_input_id_get((struct sr_input_module *)b));
  29 }
  30
  31 static gint sort_outputs(gconstpointer a, gconstpointer b)
  32 {
  33         return strcmp(sr_output_id_get((struct sr_output_module *)a),
  34                         sr_output_id_get((struct sr_output_module *)b));
  35 }
  36
  37 static gint sort_transforms(gconstpointer a, gconstpointer b)
  38 {
  39         return strcmp(sr_transform_id_get((struct sr_transform_module *)a),
  40                         sr_transform_id_get((struct sr_transform_module *)b));
  41 }
  42
  43 static gint sort_drivers(gconstpointer a, gconstpointer b)
  44 {
  45         const struct sr_dev_driver *sdda = a, *sddb = b;
  46
  47         return strcmp(sdda->name, sddb->name);
  48 }
  49
  50 #ifdef HAVE_SRD
  51 static gint sort_pds(gconstpointer a, gconstpointer b)
  52 {
  53         const struct srd_decoder *sda = a, *sdb = b;
  54
  55         return strcmp(sda->id, sdb->id);
  56 }
  57 #endif
  58
  59 void show_version(void)
  60 {
  61         struct sr_dev_driver **drivers, *driver;
  62         const struct sr_input_module **inputs, *input;
  63         const struct sr_output_module **outputs, *output;
  64         const struct sr_transform_module **transforms, *transform;
  65         const GSList *l;
  66         GSList *sl;
  67         int i;
  68 #ifdef HAVE_SRD
  69         struct srd_decoder *dec;
  70 #endif
  71
  72         printf("sigrok-cli %s\n\n", SC_PACKAGE_VERSION_STRING);
  73
  74         printf("Using libsigrok %s (lib version %s).\n",
  75                sr_package_version_string_get(), sr_lib_version_string_get());
  76 #ifdef HAVE_SRD
  77         printf("Using libsigrokdecode %s (lib version %s).\n\n",
  78                srd_package_version_string_get(), srd_lib_version_string_get());
  79 #endif
  80
  81         printf("Supported hardware drivers:\n");
  82         drivers = sr_driver_list(sr_ctx);
  83         for (sl = NULL, i = 0; drivers[i]; i++)
  84                 sl = g_slist_append(sl, drivers[i]);
  85         sl = g_slist_sort(sl, sort_drivers);
  86         for (l = sl; l; l = l->next) {
  87                 driver = l->data;
  88                 printf("  %-20s %s\n", driver->name, driver->longname);
  89         }
  90         printf("\n");
  91         g_slist_free(sl);
  92
  93         printf("Supported input formats:\n");
  94         inputs = sr_input_list();
  95         for (sl = NULL, i = 0; inputs[i]; i++)
  96                 sl = g_slist_append(sl, (gpointer)inputs[i]);
  97         sl = g_slist_sort(sl, sort_inputs);
  98         for (l = sl; l; l = l->next) {
  99                 input = l->data;
 100                 printf("  %-20s %s\n", sr_input_id_get(input),
 101                                 sr_input_description_get(input));
 102         }
 103         printf("\n");
 104         g_slist_free(sl);
 105
 106         printf("Supported output formats:\n");
 107         outputs = sr_output_list();
 108         for (sl = NULL, i = 0; outputs[i]; i++)
 109                 sl = g_slist_append(sl, (gpointer)outputs[i]);
 110         sl = g_slist_sort(sl, sort_outputs);
 111         for (l = sl; l; l = l->next) {
 112                 output = l->data;
 113                 printf("  %-20s %s\n", sr_output_id_get(output),
 114                                 sr_output_description_get(output));
 115         }
 116         printf("\n");
 117         g_slist_free(sl);
 118
 119         printf("Supported transform modules:\n");
 120         transforms = sr_transform_list();
 121         for (sl = NULL, i = 0; transforms[i]; i++)
 122                 sl = g_slist_append(sl, (gpointer)transforms[i]);
 123         sl = g_slist_sort(sl, sort_transforms);
 124         for (l = sl; l; l = l->next) {
 125                 transform = l->data;
 126                 printf("  %-20s %s\n", sr_transform_id_get(transform),
 127                                 sr_transform_description_get(transform));
 128         }
 129         printf("\n");
 130         g_slist_free(sl);
 131
 132 #ifdef HAVE_SRD
 133         if (srd_init(NULL) == SRD_OK) {
 134                 printf("Supported protocol decoders:\n");
 135                 srd_decoder_load_all();
 136                 sl = g_slist_copy((GSList *)srd_decoder_list());
 137                 sl = g_slist_sort(sl, sort_pds);
 138                 for (l = sl; l; l = l->next) {
 139                         dec = l->data;
 140                         printf("  %-20s %s\n", dec->id, dec->longname);
 141                         /* Print protocol description upon "-l 3" or higher. */
 142                         if (opt_loglevel >= SR_LOG_INFO)
 143                                 printf("  %-20s %s\n", "", dec->desc);
 144                 }
 145                 g_slist_free(sl);
 146                 srd_exit();
 147         }
 148         printf("\n");
 149 #endif
 150 }
 151
 152 static gint sort_channels(gconstpointer a, gconstpointer b)
 153 {
 154         const struct sr_channel *pa = a, *pb = b;
 155
 156         return pa->index - pb->index;
 157 }
 158
 159 static void print_dev_line(const struct sr_dev_inst *sdi)
 160 {
 161         struct sr_channel *ch;
 162         GSList *sl, *l, *channels;
 163         GString *s;
 164         GVariant *gvar;
 165         struct sr_dev_driver *driver;
 166         const char *vendor, *model, *version;
 167
 168         driver = sr_dev_inst_driver_get(sdi);
 169         vendor = sr_dev_inst_vendor_get(sdi);
 170         model = sr_dev_inst_model_get(sdi);
 171         version = sr_dev_inst_version_get(sdi);
 172         channels = sr_dev_inst_channels_get(sdi);
 173
 174         s = g_string_sized_new(128);
 175         g_string_assign(s, driver->name);
 176         if (maybe_config_get(driver, sdi, NULL, SR_CONF_CONN, &gvar) == SR_OK) {
 177                 g_string_append(s, ":conn=");
 178                 g_string_append(s, g_variant_get_string(gvar, NULL));
 179                 g_variant_unref(gvar);
 180         }
 181         g_string_append(s, " - ");
 182         if (vendor && vendor[0])
 183                 g_string_append_printf(s, "%s ", vendor);
 184         if (model && model[0])
 185                 g_string_append_printf(s, "%s ", model);
 186         if (version && version[0])
 187                 g_string_append_printf(s, "%s ", version);
 188         if (channels) {
 189                 if (g_slist_length(channels) == 1) {
 190                         ch = channels->data;
 191                         g_string_append_printf(s, "with 1 channel: %s", ch->name);
 192                 } else {
 193                         sl = g_slist_sort(g_slist_copy(channels), sort_channels);
 194                         g_string_append_printf(s, "with %d channels:", g_slist_length(sl));
 195                         for (l = sl; l; l = l->next) {
 196                                 ch = l->data;
 197                                 g_string_append_printf(s, " %s", ch->name);
 198                         }
 199                         g_slist_free(sl);
 200                 }
 201         }
 202         g_string_append_printf(s, "\n");
 203         printf("%s", s->str);
 204         g_string_free(s, TRUE);
 205
 206 }
 207
 208 void show_dev_list(void)
 209 {
 210         struct sr_dev_inst *sdi;
 211         GSList *devices, *l;
 212
 213         if (!(devices = device_scan()))
 214                 return;
 215
 216         printf("The following devices were found:\n");
 217         for (l = devices; l; l = l->next) {
 218                 sdi = l->data;
 219                 print_dev_line(sdi);
 220         }
 221         g_slist_free(devices);
 222
 223 }
 224
 225 void show_drv_detail(struct sr_dev_driver *driver)
 226 {
 227         const struct sr_key_info *srci;
 228         GArray *opts;
 229         guint i;
 230
 231         if ((opts = sr_dev_options(driver, NULL, NULL))) {
 232                 if (opts->len > 0) {
 233                         printf("Driver functions:\n");
 234                         for (i = 0; i < opts->len; i++) {
 235                                 if (!(srci = sr_key_info_get(SR_KEY_CONFIG,
 236                                                 g_array_index(opts, uint32_t, i))))
 237                                         continue;
 238                                 printf("    %s\n", srci->name);
 239                         }
 240                 }
 241                 g_array_free(opts, TRUE);
 242         }
 243
 244         if ((opts = sr_driver_scan_options_list(driver))) {
 245                 if (opts->len > 0) {
 246                         printf("Scan options:\n");
 247                         for (i = 0; i < opts->len; i++) {
 248                                 if (!(srci = sr_key_info_get(SR_KEY_CONFIG,
 249                                                 g_array_index(opts, uint32_t, i))))
 250                                         continue;
 251                                 printf("    %s\n", srci->id);
 252                         }
 253                 }
 254                 g_array_free(opts, TRUE);
 255         }
 256 }
 257
 258 void show_dev_detail(void)
 259 {
 260         struct sr_dev_driver *driver_from_opt, *driver;
 261         struct sr_dev_inst *sdi;
 262         const struct sr_key_info *srci, *srmqi, *srmqfi;
 263         struct sr_channel *ch;
 264         struct sr_channel_group *channel_group, *cg;
 265         GSList *devices, *cgl, *chl, *channel_groups;
 266         GVariant *gvar_dict, *gvar_list, *gvar;
 267         gsize num_elements;
 268         double dlow, dhigh, dcur_low, dcur_high;
 269         const uint64_t *uint64, p, q, low, high;
 270         uint64_t tmp_uint64, mask, cur_low, cur_high, cur_p, cur_q;
 271         GArray *opts;
 272         const int32_t *int32;
 273         uint32_t key, o, cur_mq, mq;
 274         uint64_t cur_mqflags, mqflags;
 275         unsigned int num_devices, i, j;
 276         char *tmp_str, *s, c;
 277         const char **stropts;
 278
 279         if (parse_driver(opt_drv, &driver_from_opt, NULL)) {
 280                 /* A driver was specified, report driver-wide options now. */
 281                 show_drv_detail(driver_from_opt);
 282         }
 283
 284         if (!(devices = device_scan())) {
 285                 g_critical("No devices found.");
 286                 return;
 287         }
 288
 289         num_devices = g_slist_length(devices);
 290         if (num_devices > 1) {
 291                 g_critical("%d devices found. Use --scan to show them, "
 292                                 "and select one to show.", num_devices);
 293                 return;
 294         }
 295
 296         sdi = devices->data;
 297         g_slist_free(devices);
 298         print_dev_line(sdi);
 299
 300         driver = sr_dev_inst_driver_get(sdi);
 301         channel_groups = sr_dev_inst_channel_groups_get(sdi);
 302
 303         if (sr_dev_open(sdi) != SR_OK) {
 304                 g_critical("Failed to open device.");
 305                 return;
 306         }
 307
 308         /*
 309          * Selected channels and channel group may affect which options are
 310          * returned, or which values for them.
 311          */
 312         select_channels(sdi);
 313         channel_group = select_channel_group(sdi);
 314
 315         if (!(opts = sr_dev_options(driver, sdi, channel_group)))
 316                 /* Driver supports no device instance options. */
 317                 return;
 318
 319         if (channel_groups) {
 320                 printf("Channel groups:\n");
 321                 for (cgl = channel_groups; cgl; cgl = cgl->next) {
 322                         cg = cgl->data;
 323                         printf("    %s: channel%s", cg->name,
 324                                         g_slist_length(cg->channels) > 1 ? "s" : "");
 325                         for (chl = cg->channels; chl; chl = chl->next) {
 326                                 ch = chl->data;
 327                                 printf(" %s", ch->name);
 328                         }
 329                         printf("\n");
 330                 }
 331         }
 332
 333         printf("Supported configuration options");
 334         if (channel_groups) {
 335                 if (!channel_group)
 336                         printf(" across all channel groups");
 337                 else
 338                         printf(" on channel group %s", channel_group->name);
 339         }
 340         printf(":\n");
 341         for (o = 0; o < opts->len; o++) {
 342                 key = g_array_index(opts, uint32_t, o);
 343                 if (!(srci = sr_key_info_get(SR_KEY_CONFIG, key)))
 344                         continue;
 345
 346                 if (key == SR_CONF_TRIGGER_MATCH) {
 347                         if (maybe_config_list(driver, sdi, channel_group, key,
 348                                         &gvar_list) != SR_OK) {
 349                                 printf("\n");
 350                                 continue;
 351                         }
 352                         int32 = g_variant_get_fixed_array(gvar_list,
 353                                         &num_elements, sizeof(int32_t));
 354                         printf("    Supported triggers: ");
 355                         for (i = 0; i < num_elements; i++) {
 356                                 switch (int32[i]) {
 357                                 case SR_TRIGGER_ZERO:
 358                                         c = '0';
 359                                         break;
 360                                 case SR_TRIGGER_ONE:
 361                                         c = '1';
 362                                         break;
 363                                 case SR_TRIGGER_RISING:
 364                                         c = 'r';
 365                                         break;
 366                                 case SR_TRIGGER_FALLING:
 367                                         c = 'f';
 368                                         break;
 369                                 case SR_TRIGGER_EDGE:
 370                                         c = 'e';
 371                                         break;
 372                                 case SR_TRIGGER_OVER:
 373                                         c = 'o';
 374                                         break;
 375                                 case SR_TRIGGER_UNDER:
 376                                         c = 'u';
 377                                         break;
 378                                 default:
 379                                         c = 0;
 380                                         break;
 381                                 }
 382                                 if (c)
 383                                         printf("%c ", c);
 384                         }
 385                         printf("\n");
 386                         g_variant_unref(gvar_list);
 387
 388                 } else if (key == SR_CONF_LIMIT_SAMPLES
 389                                 && (sr_dev_config_capabilities_list(sdi, NULL, key)
 390                                         & SR_CONF_LIST)) {
 391                         /*
 392                          * If implemented in config_list(), this denotes the
 393                          * maximum number of samples a device can send. This
 394                          * really applies only to logic analyzers, and then
 395                          * only to those that don't support compression, or
 396                          * have it turned off by default. The values returned
 397                          * are the low/high limits.
 398                          */
 399                         if (sr_config_list(driver, sdi, channel_group, key,
 400                                         &gvar) == SR_OK) {
 401                                 g_variant_get(gvar, "(tt)", &low, &high);
 402                                 g_variant_unref(gvar);
 403                                 printf("    Maximum number of samples: %"PRIu64"\n", high);
 404                         }
 405
 406                 } else if (key == SR_CONF_SAMPLERATE) {
 407                         /* Supported samplerates */
 408                         printf("    %s", srci->id);
 409                         if (maybe_config_list(driver, sdi, channel_group, SR_CONF_SAMPLERATE,
 410                                         &gvar_dict) != SR_OK) {
 411                                 printf("\n");
 412                                 continue;
 413                         }
 414                         if ((gvar_list = g_variant_lookup_value(gvar_dict,
 415                                         "samplerates", G_VARIANT_TYPE("at")))) {
 416                                 uint64 = g_variant_get_fixed_array(gvar_list,
 417                                                 &num_elements, sizeof(uint64_t));
 418                                 printf(" - supported samplerates:\n");
 419                                 for (i = 0; i < num_elements; i++) {
 420                                         if (!(s = sr_samplerate_string(uint64[i])))
 421                                                 continue;
 422                                         printf("      %s\n", s);
 423                                         g_free(s);
 424                                 }
 425                                 g_variant_unref(gvar_list);
 426                         } else if ((gvar_list = g_variant_lookup_value(gvar_dict,
 427                                         "samplerate-steps", G_VARIANT_TYPE("at")))) {
 428                                 uint64 = g_variant_get_fixed_array(gvar_list,
 429                                                 &num_elements, sizeof(uint64_t));
 430                                 /* low */
 431                                 if (!(s = sr_samplerate_string(uint64[0])))
 432                                         continue;
 433                                 printf(" (%s", s);
 434                                 g_free(s);
 435                                 /* high */
 436                                 if (!(s = sr_samplerate_string(uint64[1])))
 437                                         continue;
 438                                 printf(" - %s", s);
 439                                 g_free(s);
 440                                 /* step */
 441                                 if (!(s = sr_samplerate_string(uint64[2])))
 442                                         continue;
 443                                 printf(" in steps of %s)\n", s);
 444                                 g_free(s);
 445                                 g_variant_unref(gvar_list);
 446                         }
 447                         g_variant_unref(gvar_dict);
 448
 449                 } else if (srci->datatype == SR_T_UINT64) {
 450                         printf("    %s: ", srci->id);
 451                         gvar = NULL;
 452                         if (maybe_config_get(driver, sdi, channel_group, key,
 453                                         &gvar) == SR_OK) {
 454                                 tmp_uint64 = g_variant_get_uint64(gvar);
 455                                 g_variant_unref(gvar);
 456                         } else
 457                                 tmp_uint64 = 0;
 458                         if (maybe_config_list(driver, sdi, channel_group,
 459                                         key, &gvar_list) != SR_OK) {
 460                                 if (gvar) {
 461                                         /* Can't list it, but we have a value to show. */
 462                                         printf("%"PRIu64" (current)", tmp_uint64);
 463                                 }
 464                                 printf("\n");
 465                                 continue;
 466                         }
 467                         uint64 = g_variant_get_fixed_array(gvar_list,
 468                                         &num_elements, sizeof(uint64_t));
 469                         printf(" - supported values:\n");
 470                         for (i = 0; i < num_elements; i++) {
 471                                 printf("      %"PRIu64, uint64[i]);
 472                                 if (gvar && tmp_uint64 == uint64[i])
 473                                         printf(" (current)");
 474                                 printf("\n");
 475                         }
 476                         g_variant_unref(gvar_list);
 477
 478                 } else if (srci->datatype == SR_T_STRING) {
 479                         printf("    %s: ", srci->id);
 480                         if (maybe_config_get(driver, sdi, channel_group, key,
 481                                         &gvar) == SR_OK) {
 482                                 tmp_str = g_strdup(g_variant_get_string(gvar, NULL));
 483                                 g_variant_unref(gvar);
 484                         } else
 485                                 tmp_str = NULL;
 486
 487                         if (maybe_config_list(driver, sdi, channel_group, key,
 488                                         &gvar) != SR_OK) {
 489                                 if (tmp_str) {
 490                                         /* Can't list it, but we have a value to show. */
 491                                         printf("%s (current)", tmp_str);
 492                                 }
 493                                 printf("\n");
 494                                 g_free(tmp_str);
 495                                 continue;
 496                         }
 497
 498                         stropts = g_variant_get_strv(gvar, &num_elements);
 499                         for (i = 0; i < num_elements; i++) {
 500                                 if (i)
 501                                         printf(", ");
 502                                 printf("%s", stropts[i]);
 503                                 if (tmp_str && !strcmp(tmp_str, stropts[i]))
 504                                         printf(" (current)");
 505                         }
 506                         printf("\n");
 507                         g_free(stropts);
 508                         g_free(tmp_str);
 509                         g_variant_unref(gvar);
 510
 511                 } else if (srci->datatype == SR_T_UINT64_RANGE) {
 512                         printf("    %s: ", srci->id);
 513                         if (maybe_config_list(driver, sdi, channel_group, key,
 514                                         &gvar_list) != SR_OK) {
 515                                 printf("\n");
 516                                 continue;
 517                         }
 518
 519                         if (maybe_config_get(driver, sdi, channel_group, key, &gvar) == SR_OK) {
 520                                 g_variant_get(gvar, "(tt)", &cur_low, &cur_high);
 521                                 g_variant_unref(gvar);
 522                         } else {
 523                                 cur_low = 0;
 524                                 cur_high = 0;
 525                         }
 526
 527                         num_elements = g_variant_n_children(gvar_list);
 528                         for (i = 0; i < num_elements; i++) {
 529                                 gvar = g_variant_get_child_value(gvar_list, i);
 530                                 g_variant_get(gvar, "(tt)", &low, &high);
 531                                 g_variant_unref(gvar);
 532                                 if (i)
 533                                         printf(", ");
 534                                 printf("%"PRIu64"-%"PRIu64, low, high);
 535                                 if (low == cur_low && high == cur_high)
 536                                         printf(" (current)");
 537                         }
 538                         printf("\n");
 539                         g_variant_unref(gvar_list);
 540
 541                 } else if (srci->datatype == SR_T_BOOL) {
 542                         printf("    %s: ", srci->id);
 543                         if (maybe_config_get(driver, sdi, channel_group, key,
 544                                         &gvar) == SR_OK) {
 545                                 if (g_variant_get_boolean(gvar))
 546                                         printf("on (current), off\n");
 547                                 else
 548                                         printf("on, off (current)\n");
 549                                 g_variant_unref(gvar);
 550                         } else
 551                                 printf("on, off\n");
 552
 553                 } else if (srci->datatype == SR_T_DOUBLE_RANGE) {
 554                         printf("    %s: ", srci->id);
 555                         if (maybe_config_list(driver, sdi, channel_group, key,
 556                                         &gvar_list) != SR_OK) {
 557                                 printf("\n");
 558                                 continue;
 559                         }
 560
 561                         if (maybe_config_get(driver, sdi, channel_group, key, &gvar) == SR_OK) {
 562                                 g_variant_get(gvar, "(dd)", &dcur_low, &dcur_high);
 563                                 g_variant_unref(gvar);
 564                         } else {
 565                                 dcur_low = 0;
 566                                 dcur_high = 0;
 567                         }
 568
 569                         num_elements = g_variant_n_children(gvar_list);
 570                         for (i = 0; i < num_elements; i++) {
 571                                 gvar = g_variant_get_child_value(gvar_list, i);
 572                                 g_variant_get(gvar, "(dd)", &dlow, &dhigh);
 573                                 g_variant_unref(gvar);
 574                                 if (i)
 575                                         printf(", ");
 576                                 printf("%.1f-%.1f", dlow, dhigh);
 577                                 if (dlow == dcur_low && dhigh == dcur_high)
 578                                         printf(" (current)");
 579                         }
 580                         printf("\n");
 581                         g_variant_unref(gvar_list);
 582
 583                 } else if (srci->datatype == SR_T_FLOAT) {
 584                         printf("    %s: ", srci->id);
 585                         if (maybe_config_get(driver, sdi, channel_group, key,
 586                                         &gvar) == SR_OK) {
 587                                 printf("%f\n", g_variant_get_double(gvar));
 588                                 g_variant_unref(gvar);
 589                         } else
 590                                 printf("\n");
 591
 592                 } else if (srci->datatype == SR_T_RATIONAL_PERIOD
 593                                 || srci->datatype == SR_T_RATIONAL_VOLT) {
 594                         printf("    %s", srci->id);
 595                         if (maybe_config_get(driver, sdi, channel_group, key,
 596                                         &gvar) == SR_OK) {
 597                                 g_variant_get(gvar, "(tt)", &cur_p, &cur_q);
 598                                 g_variant_unref(gvar);
 599                         } else
 600                                 cur_p = cur_q = 0;
 601
 602                         if (maybe_config_list(driver, sdi, channel_group,
 603                                         key, &gvar_list) != SR_OK) {
 604                                 printf("\n");
 605                                 continue;
 606                         }
 607                         printf(" - supported values:\n");
 608                         num_elements = g_variant_n_children(gvar_list);
 609                         for (i = 0; i < num_elements; i++) {
 610                                 gvar = g_variant_get_child_value(gvar_list, i);
 611                                 g_variant_get(gvar, "(tt)", &p, &q);
 612                                 if (srci->datatype == SR_T_RATIONAL_PERIOD)
 613                                         s = sr_period_string(p, q);
 614                                 else
 615                                         s = sr_voltage_string(p, q);
 616                                 printf("      %s", s);
 617                                 g_free(s);
 618                                 if (p == cur_p && q == cur_q)
 619                                         printf(" (current)");
 620                                 printf("\n");
 621                         }
 622                         g_variant_unref(gvar_list);
 623
 624                 } else if (srci->datatype == SR_T_MQ) {
 625                         printf("    %s: ", srci->id);
 626                         if (maybe_config_get(driver, sdi, channel_group, key,
 627                                         &gvar) == SR_OK
 628                                         && g_variant_is_of_type(gvar, G_VARIANT_TYPE_TUPLE)
 629                                         && g_variant_n_children(gvar) == 2) {
 630                                 g_variant_get(gvar, "(ut)", &cur_mq, &cur_mqflags);
 631                                 g_variant_unref(gvar);
 632                         } else
 633                                 cur_mq = cur_mqflags = 0;
 634
 635                         if (maybe_config_list(driver, sdi, channel_group,
 636                                         key, &gvar_list) != SR_OK) {
 637                                 printf("\n");
 638                                 continue;
 639                         }
 640                         printf(" - supported measurements:\n");
 641                         num_elements = g_variant_n_children(gvar_list);
 642                         for (i = 0; i < num_elements; i++) {
 643                                 printf("      ");
 644                                 gvar = g_variant_get_child_value(gvar_list, i);
 645                                 g_variant_get(gvar, "(ut)", &mq, &mqflags);
 646                                 if ((srmqi = sr_key_info_get(SR_KEY_MQ, mq)))
 647                                         printf("%s", srmqi->id);
 648                                 else
 649                                         printf("%d", mq);
 650                                 for (j = 0, mask = 1; j < 32; j++, mask <<= 1) {
 651                                         if (!(mqflags & mask))
 652                                                 continue;
 653                                         if ((srmqfi = sr_key_info_get(SR_KEY_MQFLAGS, mqflags & mask)))
 654                                                 printf("/%s", srmqfi->id);
 655                                         else
 656                                                 printf("/%" PRIu64, mqflags & mask);
 657                                 }
 658                                 if (mq == cur_mq && mqflags == cur_mqflags)
 659                                         printf(" (current)");
 660                                 printf("\n");
 661                         }
 662                         g_variant_unref(gvar_list);
 663
 664                 } else {
 665
 666                         /* Everything else */
 667                         printf("    %s\n", srci->id);
 668                 }
 669         }
 670         g_array_free(opts, TRUE);
 671
 672         sr_dev_close(sdi);
 673
 674 }
 675
 676 #ifdef HAVE_SRD
 677 static void show_pd_detail_single(const char *pd)
 678 {
 679         struct srd_decoder *dec;
 680         struct srd_decoder_option *o;
 681         struct srd_channel *pdch;
 682         struct srd_decoder_annotation_row *r;
 683         GSList *l, *ll, *ol;
 684         int idx;
 685         char **pdtokens, **pdtok, *optsep, **ann, **bin, *val, *doc;
 686
 687         pdtokens = g_strsplit(pd, ",", -1);
 688         for (pdtok = pdtokens; *pdtok; pdtok++) {
 689                 /* Strip options. */
 690                 if ((optsep = strchr(*pdtok, ':')))
 691                         *optsep = '\0';
 692                 if (!(dec = srd_decoder_get_by_id(*pdtok))) {
 693                         g_critical("Protocol decoder %s not found.", *pdtok);
 694                         return;
 695                 }
 696                 printf("ID: %s\nName: %s\nLong name: %s\nDescription: %s\n",
 697                                 dec->id, dec->name, dec->longname, dec->desc);
 698                 printf("License: %s\n", dec->license);
 699                 printf("Annotation classes:\n");
 700                 if (dec->annotations) {
 701                         for (l = dec->annotations; l; l = l->next) {
 702                                 ann = l->data;
 703                                 printf("- %s: %s\n", ann[0], ann[1]);
 704                         }
 705                 } else {
 706                         printf("None.\n");
 707                 }
 708                 printf("Annotation rows:\n");
 709                 if (dec->annotation_rows) {
 710                         for (l = dec->annotation_rows; l; l = l->next) {
 711                                 r = l->data;
 712                                 printf("- %s (%s): ", r->id, r->desc);
 713                                 for (ll = r->ann_classes; ll; ll = ll->next) {
 714                                         idx = GPOINTER_TO_INT(ll->data);
 715                                         ann = g_slist_nth_data(dec->annotations, idx);
 716                                         printf("%s", ann[0]);
 717                                         if (ll->next)
 718                                                 printf(", ");
 719                                 }
 720                                 printf("\n");
 721                         }
 722                 } else {
 723                         printf("None.\n");
 724                 }
 725                 printf("Binary classes:\n");
 726                 if (dec->binary) {
 727                         for (l = dec->binary; l; l = l->next) {
 728                                 bin = l->data;
 729                                 printf("- %s: %s\n", bin[0], bin[1]);
 730                         }
 731                 } else {
 732                         printf("None.\n");
 733                 }
 734                 printf("Required channels:\n");
 735                 if (dec->channels) {
 736                         for (l = dec->channels; l; l = l->next) {
 737                                 pdch = l->data;
 738                                 printf("- %s (%s): %s\n",
 739                                        pdch->id, pdch->name, pdch->desc);
 740                         }
 741                 } else {
 742                         printf("None.\n");
 743                 }
 744                 printf("Optional channels:\n");
 745                 if (dec->opt_channels) {
 746                         for (l = dec->opt_channels; l; l = l->next) {
 747                                 pdch = l->data;
 748                                 printf("- %s (%s): %s\n",
 749                                        pdch->id, pdch->name, pdch->desc);
 750                         }
 751                 } else {
 752                         printf("None.\n");
 753                 }
 754                 printf("Options:\n");
 755                 if (dec->options) {
 756                         for (l = dec->options; l; l = l->next) {
 757                                 o = l->data;
 758                                 printf("- %s: %s (", o->id, o->desc);
 759                                 for (ol = o->values; ol; ol = ol->next) {
 760                                         val = g_variant_print(ol->data, FALSE);
 761                                         printf("%s, ", val);
 762                                         g_free(val);
 763                                 }
 764                                 val = g_variant_print(o->def, FALSE);
 765                                 printf("default %s)\n", val);
 766                                 g_free(val);
 767                         }
 768                 } else {
 769                         printf("None.\n");
 770                 }
 771                 if ((doc = srd_decoder_doc_get(dec))) {
 772                         printf("Documentation:\n%s\n",
 773                                doc[0] == '\n' ? doc + 1 : doc);
 774                         g_free(doc);
 775                 }
 776         }
 777
 778         g_strfreev(pdtokens);
 779 }
 780
 781 void show_pd_detail(void)
 782 {
 783         for (int i = 0; opt_pds[i]; i++)
 784                 show_pd_detail_single(opt_pds[i]);
 785 }
 786 #endif
 787
 788 void show_input(void)
 789 {
 790         const struct sr_input_module *imod;
 791         const struct sr_option **opts;
 792         GSList *l;
 793         int i;
 794         char *s, **tok;
 795
 796         tok = g_strsplit(opt_input_format, ":", 0);
 797         if (!tok[0] || !(imod = sr_input_find(tok[0])))
 798                 g_critical("Input module '%s' not found.", opt_input_format);
 799
 800         printf("ID: %s\nName: %s\n", sr_input_id_get(imod),
 801                         sr_input_name_get(imod));
 802         printf("Description: %s\n", sr_input_description_get(imod));
 803         if ((opts = sr_input_options_get(imod))) {
 804                 printf("Options:\n");
 805                 for (i = 0; opts[i]; i++) {
 806                         printf("  %s: %s", opts[i]->id, opts[i]->desc);
 807                         if (opts[i]->def) {
 808                                 s = g_variant_print(opts[i]->def, FALSE);
 809                                 printf(" (default %s", s);
 810                                 g_free(s);
 811                                 if (opts[i]->values) {
 812                                         printf(", possible values ");
 813                                         for (l = opts[i]->values; l; l = l->next) {
 814                                                 s = g_variant_print((GVariant *)l->data, FALSE);
 815                                                 printf("%s%s", s, l->next ? ", " : "");
 816                                                 g_free(s);
 817                                         }
 818                                 }
 819                                 printf(")");
 820                         }
 821                         printf("\n");
 822                 }
 823                 sr_input_options_free(opts);
 824         }
 825         g_strfreev(tok);
 826 }
 827
 828 void show_output(void)
 829 {
 830         const struct sr_output_module *omod;
 831         const struct sr_option **opts;
 832         GSList *l;
 833         int i;
 834         char *s, **tok;
 835
 836         tok = g_strsplit(opt_output_format, ":", 0);
 837         if (!tok[0] || !(omod = sr_output_find(tok[0])))
 838                 g_critical("Output module '%s' not found.", opt_output_format);
 839
 840         printf("ID: %s\nName: %s\n", sr_output_id_get(omod),
 841                         sr_output_name_get(omod));
 842         printf("Description: %s\n", sr_output_description_get(omod));
 843         if ((opts = sr_output_options_get(omod))) {
 844                 printf("Options:\n");
 845                 for (i = 0; opts[i]; i++) {
 846                         printf("  %s: %s", opts[i]->id, opts[i]->desc);
 847                         if (opts[i]->def) {
 848                                 s = g_variant_print(opts[i]->def, FALSE);
 849                                 printf(" (default %s", s);
 850                                 g_free(s);
 851                                 if (opts[i]->values) {
 852                                         printf(", possible values ");
 853                                         for (l = opts[i]->values; l; l = l->next) {
 854                                                 s = g_variant_print((GVariant *)l->data, FALSE);
 855                                                 printf("%s%s", s, l->next ? ", " : "");
 856                                                 g_free(s);
 857                                         }
 858                                 }
 859                                 printf(")");
 860                         }
 861                         printf("\n");
 862                 }
 863                 sr_output_options_free(opts);
 864         }
 865         g_strfreev(tok);
 866 }
 867
 868 void show_transform(void)
 869 {
 870         const struct sr_transform_module *tmod;
 871         const struct sr_option **opts;
 872         GSList *l;
 873         int i;
 874         char *s, **tok;
 875
 876         tok = g_strsplit(opt_transform_module, ":", 0);
 877         if (!tok[0] || !(tmod = sr_transform_find(tok[0])))
 878                 g_critical("Transform module '%s' not found.", opt_transform_module);
 879
 880         printf("ID: %s\nName: %s\n", sr_transform_id_get(tmod),
 881                         sr_transform_name_get(tmod));
 882         printf("Description: %s\n", sr_transform_description_get(tmod));
 883         if ((opts = sr_transform_options_get(tmod))) {
 884                 printf("Options:\n");
 885                 for (i = 0; opts[i]; i++) {
 886                         printf("  %s: %s", opts[i]->id, opts[i]->desc);
 887                         if (opts[i]->def) {
 888                                 s = g_variant_print(opts[i]->def, FALSE);
 889                                 printf(" (default %s", s);
 890                                 g_free(s);
 891                                 if (opts[i]->values) {
 892                                         printf(", possible values ");
 893                                         for (l = opts[i]->values; l; l = l->next) {
 894                                                 s = g_variant_print((GVariant *)l->data, FALSE);
 895                                                 printf("%s%s", s, l->next ? ", " : "");
 896                                                 g_free(s);
 897                                         }
 898                                 }
 899                                 printf(")");
 900                         }
 901                         printf("\n");
 902                 }
 903                 sr_transform_options_free(opts);
 904         }
 905         g_strfreev(tok);
 906 }