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 #define DECODERS_HAVE_TAGS \
  26         ((SRD_PACKAGE_VERSION_MAJOR > 0) || \
  27          (SRD_PACKAGE_VERSION_MAJOR == 0) && (SRD_PACKAGE_VERSION_MINOR > 5))
  28
  29 static gint sort_inputs(gconstpointer a, gconstpointer b)
  30 {
  31         return strcmp(sr_input_id_get((struct sr_input_module *)a),
  32                         sr_input_id_get((struct sr_input_module *)b));
  33 }
  34
  35 static gint sort_outputs(gconstpointer a, gconstpointer b)
  36 {
  37         return strcmp(sr_output_id_get((struct sr_output_module *)a),
  38                         sr_output_id_get((struct sr_output_module *)b));
  39 }
  40
  41 static gint sort_transforms(gconstpointer a, gconstpointer b)
  42 {
  43         return strcmp(sr_transform_id_get((struct sr_transform_module *)a),
  44                         sr_transform_id_get((struct sr_transform_module *)b));
  45 }
  46
  47 static gint sort_drivers(gconstpointer a, gconstpointer b)
  48 {
  49         const struct sr_dev_driver *sdda = a, *sddb = b;
  50
  51         return strcmp(sdda->name, sddb->name);
  52 }
  53
  54 #ifdef HAVE_SRD
  55 static gint sort_pds(gconstpointer a, gconstpointer b)
  56 {
  57         const struct srd_decoder *sda = a, *sdb = b;
  58
  59         return strcmp(sda->id, sdb->id);
  60 }
  61 #endif
  62
  63 void show_version(void)
  64 {
  65         GString *s;
  66         GSList *l, *l_orig, *m;
  67         char *str;
  68         const char *lib, *version;
  69
  70         printf("sigrok-cli %s\n\n", SC_PACKAGE_VERSION_STRING);
  71
  72         printf("Libraries and features:\n");
  73
  74         printf("- libsigrok %s/%s (rt: %s/%s).\n",
  75                 SR_PACKAGE_VERSION_STRING, SR_LIB_VERSION_STRING,
  76                 sr_package_version_string_get(), sr_lib_version_string_get());
  77
  78         s = g_string_sized_new(200);
  79         g_string_append(s, " - Libs:\n");
  80         l_orig = sr_buildinfo_libs_get();
  81         for (l = l_orig; l; l = l->next) {
  82                 m = l->data;
  83                 lib = m->data;
  84                 version = m->next->data;
  85                 g_string_append_printf(s, "  - %s %s\n", lib, version);
  86                 g_slist_free_full(m, g_free);
  87         }
  88         g_slist_free(l_orig);
  89         s->str[s->len - 1] = '\0';
  90         printf("%s\n", s->str);
  91         g_string_free(s, TRUE);
  92
  93         str = sr_buildinfo_host_get();
  94         printf("  - Host: %s.\n", str);
  95         g_free(str);
  96
  97         str = sr_buildinfo_scpi_backends_get();
  98         printf("  - SCPI backends: %s.\n", str);
  99         g_free(str);
 100
 101 #ifdef HAVE_SRD
 102         printf("- libsigrokdecode %s/%s (rt: %s/%s).\n",
 103                 SRD_PACKAGE_VERSION_STRING, SRD_LIB_VERSION_STRING,
 104                 srd_package_version_string_get(), srd_lib_version_string_get());
 105
 106         s = g_string_sized_new(200);
 107         g_string_append(s, " - Libs:\n");
 108         l_orig = srd_buildinfo_libs_get();
 109         for (l = l_orig; l; l = l->next) {
 110                 m = l->data;
 111                 lib = m->data;
 112                 version = m->next->data;
 113                 g_string_append_printf(s, "  - %s %s\n", lib, version);
 114                 g_slist_free_full(m, g_free);
 115         }
 116         g_slist_free(l_orig);
 117         s->str[s->len - 1] = '\0';
 118         printf("%s\n", s->str);
 119         g_string_free(s, TRUE);
 120
 121         str = srd_buildinfo_host_get();
 122         printf("  - Host: %s.\n", str);
 123         g_free(str);
 124 #endif
 125 }
 126
 127 void show_supported(void)
 128 {
 129         struct sr_dev_driver **drivers, *driver;
 130         const struct sr_input_module **inputs, *input;
 131         const struct sr_output_module **outputs, *output;
 132         const struct sr_transform_module **transforms, *transform;
 133         const GSList *l;
 134         GSList *sl;
 135         int i;
 136 #ifdef HAVE_SRD
 137         struct srd_decoder *dec;
 138 #endif
 139
 140         printf("Supported hardware drivers:\n");
 141         drivers = sr_driver_list(sr_ctx);
 142         for (sl = NULL, i = 0; drivers[i]; i++)
 143                 sl = g_slist_append(sl, drivers[i]);
 144         sl = g_slist_sort(sl, sort_drivers);
 145         for (l = sl; l; l = l->next) {
 146                 driver = l->data;
 147                 printf("  %-20s %s\n", driver->name, driver->longname);
 148         }
 149         printf("\n");
 150         g_slist_free(sl);
 151
 152         printf("Supported input formats:\n");
 153         inputs = sr_input_list();
 154         for (sl = NULL, i = 0; inputs[i]; i++)
 155                 sl = g_slist_append(sl, (gpointer)inputs[i]);
 156         sl = g_slist_sort(sl, sort_inputs);
 157         for (l = sl; l; l = l->next) {
 158                 input = l->data;
 159                 printf("  %-20s %s\n", sr_input_id_get(input),
 160                                 sr_input_description_get(input));
 161         }
 162         printf("\n");
 163         g_slist_free(sl);
 164
 165         printf("Supported output formats:\n");
 166         outputs = sr_output_list();
 167         for (sl = NULL, i = 0; outputs[i]; i++)
 168                 sl = g_slist_append(sl, (gpointer)outputs[i]);
 169         sl = g_slist_sort(sl, sort_outputs);
 170         for (l = sl; l; l = l->next) {
 171                 output = l->data;
 172                 printf("  %-20s %s\n", sr_output_id_get(output),
 173                                 sr_output_description_get(output));
 174         }
 175         printf("\n");
 176         g_slist_free(sl);
 177
 178         printf("Supported transform modules:\n");
 179         transforms = sr_transform_list();
 180         for (sl = NULL, i = 0; transforms[i]; i++)
 181                 sl = g_slist_append(sl, (gpointer)transforms[i]);
 182         sl = g_slist_sort(sl, sort_transforms);
 183         for (l = sl; l; l = l->next) {
 184                 transform = l->data;
 185                 printf("  %-20s %s\n", sr_transform_id_get(transform),
 186                                 sr_transform_description_get(transform));
 187         }
 188         printf("\n");
 189         g_slist_free(sl);
 190
 191 #ifdef HAVE_SRD
 192         if (srd_init(NULL) == SRD_OK) {
 193                 printf("Supported protocol decoders:\n");
 194                 srd_decoder_load_all();
 195                 sl = g_slist_copy((GSList *)srd_decoder_list());
 196                 sl = g_slist_sort(sl, sort_pds);
 197                 for (l = sl; l; l = l->next) {
 198                         dec = l->data;
 199                         printf("  %-20s %s\n", dec->id, dec->longname);
 200                         /* Print protocol description upon "-l 3" or higher. */
 201                         if (opt_loglevel >= SR_LOG_INFO)
 202                                 printf("  %-20s %s\n", "", dec->desc);
 203                 }
 204                 g_slist_free(sl);
 205                 srd_exit();
 206         }
 207         printf("\n");
 208 #endif
 209 }
 210
 211 void show_supported_wiki(void)
 212 {
 213 #ifndef HAVE_SRD
 214         printf("Error, libsigrokdecode support not compiled in.");
 215 #else
 216         const GSList *l;
 217         GSList *sl;
 218         struct srd_decoder *dec;
 219
 220         if (srd_init(NULL) != SRD_OK)
 221                 return;
 222
 223         srd_decoder_load_all();
 224         sl = g_slist_copy((GSList *)srd_decoder_list());
 225         sl = g_slist_sort(sl, sort_pds);
 226
 227         printf("== Supported protocol decoders ==\n\n");
 228
 229         printf("<!-- Generated via sigrok-cli --list-supported-wiki. -->\n\n");
 230
 231         printf("Number of currently supported protocol decoders: "
 232                 "'''%d'''.\n\n", g_slist_length(sl));
 233
 234         printf("{| border=\"0\" style=\"font-size: smaller\" "
 235                 "class=\"alternategrey sortable sigroktable\"\n"
 236                 "|-\n!Protocol\n!Tags\n!Input IDs\n!Output IDs\n!Status\n"
 237                 "!Full name\n!Description\n\n");
 238
 239         for (l = sl; l; l = l->next) {
 240                 dec = l->data;
 241
 242 #if DECODERS_HAVE_TAGS
 243                 GString *tags = g_string_new(NULL);
 244                 for (GSList *t = dec->tags; t; t = t->next)
 245                         g_string_append_printf(tags, "%s, ", (char *)t->data);
 246                 if (tags->len != 0)
 247                         g_string_truncate(tags, tags->len - 2);
 248 #endif
 249
 250                 GString *in = g_string_new(NULL);
 251                 for (GSList *t = dec->inputs; t; t = t->next)
 252                         g_string_append_printf(in, "%s, ", (char *)t->data);
 253                 if (in->len == 0)
 254                         g_string_append_printf(in, "&mdash;");
 255                 else
 256                         g_string_truncate(in, in->len - 2);
 257
 258                 GString *out = g_string_new(NULL);
 259                 for (GSList *t = dec->outputs; t; t = t->next)
 260                         g_string_append_printf(out, "%s, ", (char *)t->data);
 261                 if (out->len == 0)
 262                         g_string_append_printf(out, "&mdash;");
 263                 else
 264                         g_string_truncate(out, out->len - 2);
 265
 266 #if DECODERS_HAVE_TAGS
 267                 printf("{{pd|%s|%s|%s|%s|%s|%s|%s|supported}}\n",
 268                         dec->id, dec->name, dec->longname, dec->desc,
 269                         tags->str, in->str, out->str);
 270 #else
 271                 printf("{{pd|%s|%s|%s|%s|%s|%s|supported}}\n",
 272                         dec->id, dec->name, dec->longname, dec->desc,
 273                         in->str, out->str);
 274 #endif
 275
 276 #if DECODERS_HAVE_TAGS
 277                 g_string_free(tags, TRUE);
 278 #endif
 279                 g_string_free(in, TRUE);
 280                 g_string_free(out, TRUE);
 281         }
 282         g_slist_free(sl);
 283         srd_exit();
 284
 285         printf("\n|}\n");
 286 #endif
 287 }
 288
 289 static gint sort_channels(gconstpointer a, gconstpointer b)
 290 {
 291         const struct sr_channel *pa = a, *pb = b;
 292
 293         return pa->index - pb->index;
 294 }
 295
 296 static void print_dev_line(const struct sr_dev_inst *sdi)
 297 {
 298         struct sr_channel *ch;
 299         GSList *sl, *l, *channels;
 300         GString *s;
 301         GVariant *gvar;
 302         struct sr_dev_driver *driver;
 303         const char *vendor, *model, *version, *sernum;
 304
 305         driver = sr_dev_inst_driver_get(sdi);
 306         vendor = sr_dev_inst_vendor_get(sdi);
 307         model = sr_dev_inst_model_get(sdi);
 308         version = sr_dev_inst_version_get(sdi);
 309         sernum = sr_dev_inst_sernum_get(sdi);
 310         channels = sr_dev_inst_channels_get(sdi);
 311
 312         s = g_string_sized_new(128);
 313         g_string_assign(s, driver->name);
 314         if (maybe_config_get(driver, sdi, NULL, SR_CONF_CONN, &gvar) == SR_OK) {
 315                 g_string_append(s, ":conn=");
 316                 g_string_append(s, g_variant_get_string(gvar, NULL));
 317                 g_variant_unref(gvar);
 318         }
 319         g_string_append(s, " - ");
 320         if (vendor && vendor[0])
 321                 g_string_append_printf(s, "%s ", vendor);
 322         if (model && model[0])
 323                 g_string_append_printf(s, "%s ", model);
 324         if (version && version[0])
 325                 g_string_append_printf(s, "%s ", version);
 326         if (sernum && sernum[0])
 327                 g_string_append_printf(s, "[S/N: %s] ", sernum);
 328         if (channels) {
 329                 if (g_slist_length(channels) == 1) {
 330                         ch = channels->data;
 331                         g_string_append_printf(s, "with 1 channel: %s", ch->name);
 332                 } else {
 333                         sl = g_slist_sort(g_slist_copy(channels), sort_channels);
 334                         g_string_append_printf(s, "with %d channels:", g_slist_length(sl));
 335                         for (l = sl; l; l = l->next) {
 336                                 ch = l->data;
 337                                 g_string_append_printf(s, " %s", ch->name);
 338                         }
 339                         g_slist_free(sl);
 340                 }
 341         }
 342         g_string_append_printf(s, "\n");
 343         printf("%s", s->str);
 344         g_string_free(s, TRUE);
 345
 346 }
 347
 348 void show_dev_list(void)
 349 {
 350         struct sr_dev_inst *sdi;
 351         GSList *devices, *l;
 352
 353         if (!(devices = device_scan()))
 354                 return;
 355
 356         printf("The following devices were found:\n");
 357         for (l = devices; l; l = l->next) {
 358                 sdi = l->data;
 359                 print_dev_line(sdi);
 360         }
 361         g_slist_free(devices);
 362
 363 }
 364
 365 void show_drv_detail(struct sr_dev_driver *driver)
 366 {
 367         const struct sr_key_info *srci;
 368         GArray *opts;
 369         guint i;
 370
 371         if ((opts = sr_dev_options(driver, NULL, NULL))) {
 372                 if (opts->len > 0) {
 373                         printf("Driver functions:\n");
 374                         for (i = 0; i < opts->len; i++) {
 375                                 if (!(srci = sr_key_info_get(SR_KEY_CONFIG,
 376                                                 g_array_index(opts, uint32_t, i))))
 377                                         continue;
 378                                 printf("    %s\n", srci->name);
 379                         }
 380                 }
 381                 g_array_free(opts, TRUE);
 382         }
 383
 384         if ((opts = sr_driver_scan_options_list(driver))) {
 385                 if (opts->len > 0) {
 386                         printf("Scan options:\n");
 387                         for (i = 0; i < opts->len; i++) {
 388                                 if (!(srci = sr_key_info_get(SR_KEY_CONFIG,
 389                                                 g_array_index(opts, uint32_t, i))))
 390                                         continue;
 391                                 printf("    %s\n", srci->id);
 392                         }
 393                 }
 394                 g_array_free(opts, TRUE);
 395         }
 396 }
 397
 398 void show_dev_detail(void)
 399 {
 400         struct sr_dev_driver *driver_from_opt, *driver;
 401         struct sr_dev_inst *sdi;
 402         const struct sr_key_info *srci, *srmqi, *srmqfi;
 403         struct sr_channel *ch;
 404         struct sr_channel_group *channel_group, *cg;
 405         GSList *devices, *cgl, *chl, *channel_groups;
 406         GVariant *gvar_dict, *gvar_list, *gvar;
 407         gsize num_elements;
 408         double dlow, dhigh, dcur_low, dcur_high;
 409         const uint64_t *uint64;
 410         uint64_t cur_rate, rate;
 411         uint64_t p = 0, q = 0, low = 0, high = 0;
 412         uint64_t tmp_uint64, mask, cur_low, cur_high, cur_p, cur_q;
 413         GArray *opts;
 414         const int32_t *int32;
 415         uint32_t key, o, cur_mq, mq;
 416         uint64_t cur_mqflags, mqflags;
 417         unsigned int num_devices, i, j;
 418         char *tmp_str, *s, c;
 419         const char **stropts;
 420         double tmp_flt;
 421         gboolean have_tmp_flt;
 422         const double *fltopts;
 423
 424         if (parse_driver(opt_drv, &driver_from_opt, NULL)) {
 425                 /* A driver was specified, report driver-wide options now. */
 426                 show_drv_detail(driver_from_opt);
 427         }
 428
 429         if (!(devices = device_scan())) {
 430                 g_critical("No devices found.");
 431                 return;
 432         }
 433
 434         num_devices = g_slist_length(devices);
 435         if (num_devices > 1) {
 436                 g_critical("%d devices found. Use --scan to show them, "
 437                                 "and select one to show.", num_devices);
 438                 return;
 439         }
 440
 441         sdi = devices->data;
 442         g_slist_free(devices);
 443         print_dev_line(sdi);
 444
 445         driver = sr_dev_inst_driver_get(sdi);
 446         channel_groups = sr_dev_inst_channel_groups_get(sdi);
 447
 448         if (sr_dev_open(sdi) != SR_OK) {
 449                 g_critical("Failed to open device.");
 450                 return;
 451         }
 452
 453         /*
 454          * Selected channels and channel group may affect which options are
 455          * returned, or which values for them.
 456          */
 457         select_channels(sdi);
 458         channel_group = lookup_channel_group(sdi, NULL);
 459
 460         if (!(opts = sr_dev_options(driver, sdi, channel_group)))
 461                 /* Driver supports no device instance options. */
 462                 return;
 463
 464         if (channel_groups) {
 465                 printf("Channel groups:\n");
 466                 for (cgl = channel_groups; cgl; cgl = cgl->next) {
 467                         cg = cgl->data;
 468                         printf("    %s: channel%s", cg->name,
 469                                         g_slist_length(cg->channels) > 1 ? "s" : "");
 470                         for (chl = cg->channels; chl; chl = chl->next) {
 471                                 ch = chl->data;
 472                                 printf(" %s", ch->name);
 473                         }
 474                         printf("\n");
 475                 }
 476         }
 477
 478         printf("Supported configuration options");
 479         if (channel_groups) {
 480                 if (!channel_group)
 481                         printf(" across all channel groups");
 482                 else
 483                         printf(" on channel group %s", channel_group->name);
 484         }
 485         printf(":\n");
 486         for (o = 0; o < opts->len; o++) {
 487                 key = g_array_index(opts, uint32_t, o);
 488                 if (!(srci = sr_key_info_get(SR_KEY_CONFIG, key)))
 489                         continue;
 490
 491                 if (key == SR_CONF_TRIGGER_MATCH) {
 492                         if (maybe_config_list(driver, sdi, channel_group, key,
 493                                         &gvar_list) != SR_OK) {
 494                                 printf("\n");
 495                                 continue;
 496                         }
 497                         int32 = g_variant_get_fixed_array(gvar_list,
 498                                         &num_elements, sizeof(int32_t));
 499                         printf("    Supported triggers: ");
 500                         for (i = 0; i < num_elements; i++) {
 501                                 switch (int32[i]) {
 502                                 case SR_TRIGGER_ZERO:
 503                                         c = '0';
 504                                         break;
 505                                 case SR_TRIGGER_ONE:
 506                                         c = '1';
 507                                         break;
 508                                 case SR_TRIGGER_RISING:
 509                                         c = 'r';
 510                                         break;
 511                                 case SR_TRIGGER_FALLING:
 512                                         c = 'f';
 513                                         break;
 514                                 case SR_TRIGGER_EDGE:
 515                                         c = 'e';
 516                                         break;
 517                                 case SR_TRIGGER_OVER:
 518                                         c = 'o';
 519                                         break;
 520                                 case SR_TRIGGER_UNDER:
 521                                         c = 'u';
 522                                         break;
 523                                 default:
 524                                         c = 0;
 525                                         break;
 526                                 }
 527                                 if (c)
 528                                         printf("%c ", c);
 529                         }
 530                         printf("\n");
 531                         g_variant_unref(gvar_list);
 532
 533                 } else if (key == SR_CONF_LIMIT_SAMPLES
 534                                 && (sr_dev_config_capabilities_list(sdi, NULL, key)
 535                                         & SR_CONF_LIST)) {
 536                         /*
 537                          * If implemented in config_list(), this denotes the
 538                          * maximum number of samples a device can send. This
 539                          * really applies only to logic analyzers, and then
 540                          * only to those that don't support compression, or
 541                          * have it turned off by default. The values returned
 542                          * are the low/high limits.
 543                          */
 544                         if (sr_config_list(driver, sdi, channel_group, key,
 545                                         &gvar) == SR_OK) {
 546                                 g_variant_get(gvar, "(tt)", &low, &high);
 547                                 g_variant_unref(gvar);
 548                                 printf("    Maximum number of samples: %"PRIu64"\n", high);
 549                         }
 550
 551                 } else if (key == SR_CONF_SAMPLERATE) {
 552                         /* Supported samplerates */
 553                         printf("    %s", srci->id);
 554                         cur_rate = ~0ull;
 555                         if (maybe_config_get(driver, sdi, channel_group,
 556                                 SR_CONF_SAMPLERATE, &gvar) == SR_OK) {
 557                                 if (g_variant_is_of_type(gvar, G_VARIANT_TYPE_UINT64))
 558                                         cur_rate = g_variant_get_uint64(gvar);
 559                                 g_variant_unref(gvar);
 560                         }
 561                         if (maybe_config_list(driver, sdi, channel_group, SR_CONF_SAMPLERATE,
 562                                         &gvar_dict) != SR_OK) {
 563                                 printf("\n");
 564                                 continue;
 565                         }
 566                         if ((gvar_list = g_variant_lookup_value(gvar_dict,
 567                                         "samplerates", G_VARIANT_TYPE("at")))) {
 568                                 uint64 = g_variant_get_fixed_array(gvar_list,
 569                                                 &num_elements, sizeof(uint64_t));
 570                                 printf(" - supported samplerates:\n");
 571                                 for (i = 0; i < num_elements; i++) {
 572                                         rate = uint64[i];
 573                                         s = sr_samplerate_string(rate);
 574                                         if (!s)
 575                                                 continue;
 576                                         printf("      %s", s);
 577                                         if (rate == cur_rate)
 578                                                 printf(" (current)");
 579                                         printf("\n");
 580                                         g_free(s);
 581                                 }
 582                                 g_variant_unref(gvar_list);
 583                         } else if ((gvar_list = g_variant_lookup_value(gvar_dict,
 584                                         "samplerate-steps", G_VARIANT_TYPE("at")))) {
 585                                 uint64 = g_variant_get_fixed_array(gvar_list,
 586                                                 &num_elements, sizeof(uint64_t));
 587                                 /* low */
 588                                 if (!(s = sr_samplerate_string(uint64[0])))
 589                                         continue;
 590                                 printf(" (%s", s);
 591                                 g_free(s);
 592                                 /* high */
 593                                 if (!(s = sr_samplerate_string(uint64[1])))
 594                                         continue;
 595                                 printf(" - %s", s);
 596                                 g_free(s);
 597                                 /* step */
 598                                 if (!(s = sr_samplerate_string(uint64[2])))
 599                                         continue;
 600                                 printf(" in steps of %s)\n", s);
 601                                 g_free(s);
 602                                 g_variant_unref(gvar_list);
 603                         }
 604                         g_variant_unref(gvar_dict);
 605
 606                 } else if (srci->datatype == SR_T_UINT64) {
 607                         printf("    %s: ", srci->id);
 608                         gvar = NULL;
 609                         if (maybe_config_get(driver, sdi, channel_group, key,
 610                                         &gvar) == SR_OK) {
 611                                 tmp_uint64 = g_variant_get_uint64(gvar);
 612                                 g_variant_unref(gvar);
 613                         } else
 614                                 tmp_uint64 = 0;
 615                         if (maybe_config_list(driver, sdi, channel_group,
 616                                         key, &gvar_list) != SR_OK) {
 617                                 if (gvar) {
 618                                         /* Can't list it, but we have a value to show. */
 619                                         printf("%"PRIu64" (current)", tmp_uint64);
 620                                 }
 621                                 printf("\n");
 622                                 continue;
 623                         }
 624                         uint64 = g_variant_get_fixed_array(gvar_list,
 625                                         &num_elements, sizeof(uint64_t));
 626                         printf(" - supported values:\n");
 627                         for (i = 0; i < num_elements; i++) {
 628                                 printf("      %"PRIu64, uint64[i]);
 629                                 if (gvar && tmp_uint64 == uint64[i])
 630                                         printf(" (current)");
 631                                 printf("\n");
 632                         }
 633                         g_variant_unref(gvar_list);
 634
 635                 } else if (srci->datatype == SR_T_STRING) {
 636                         printf("    %s: ", srci->id);
 637                         if (maybe_config_get(driver, sdi, channel_group, key,
 638                                         &gvar) == SR_OK) {
 639                                 tmp_str = g_strdup(g_variant_get_string(gvar, NULL));
 640                                 g_variant_unref(gvar);
 641                         } else
 642                                 tmp_str = NULL;
 643
 644                         if (maybe_config_list(driver, sdi, channel_group, key,
 645                                         &gvar) != SR_OK) {
 646                                 if (tmp_str) {
 647                                         /* Can't list it, but we have a value to show. */
 648                                         printf("%s (current)", tmp_str);
 649                                 }
 650                                 printf("\n");
 651                                 g_free(tmp_str);
 652                                 continue;
 653                         }
 654
 655                         stropts = g_variant_get_strv(gvar, &num_elements);
 656                         for (i = 0; i < num_elements; i++) {
 657                                 if (i)
 658                                         printf(", ");
 659                                 printf("%s", stropts[i]);
 660                                 if (tmp_str && !strcmp(tmp_str, stropts[i]))
 661                                         printf(" (current)");
 662                         }
 663                         printf("\n");
 664                         g_free(stropts);
 665                         g_free(tmp_str);
 666                         g_variant_unref(gvar);
 667
 668                 } else if (srci->datatype == SR_T_UINT64_RANGE) {
 669                         printf("    %s: ", srci->id);
 670                         if (maybe_config_list(driver, sdi, channel_group, key,
 671                                         &gvar_list) != SR_OK) {
 672                                 printf("\n");
 673                                 continue;
 674                         }
 675
 676                         if (maybe_config_get(driver, sdi, channel_group, key, &gvar) == SR_OK) {
 677                                 g_variant_get(gvar, "(tt)", &cur_low, &cur_high);
 678                                 g_variant_unref(gvar);
 679                         } else {
 680                                 cur_low = 0;
 681                                 cur_high = 0;
 682                         }
 683
 684                         num_elements = g_variant_n_children(gvar_list);
 685                         for (i = 0; i < num_elements; i++) {
 686                                 gvar = g_variant_get_child_value(gvar_list, i);
 687                                 g_variant_get(gvar, "(tt)", &low, &high);
 688                                 g_variant_unref(gvar);
 689                                 if (i)
 690                                         printf(", ");
 691                                 printf("%"PRIu64"-%"PRIu64, low, high);
 692                                 if (low == cur_low && high == cur_high)
 693                                         printf(" (current)");
 694                         }
 695                         printf("\n");
 696                         g_variant_unref(gvar_list);
 697
 698                 } else if (srci->datatype == SR_T_BOOL) {
 699                         printf("    %s: ", srci->id);
 700                         if (maybe_config_get(driver, sdi, channel_group, key,
 701                                         &gvar) == SR_OK) {
 702                                 if (g_variant_get_boolean(gvar))
 703                                         printf("on (current), off\n");
 704                                 else
 705                                         printf("on, off (current)\n");
 706                                 g_variant_unref(gvar);
 707                         } else
 708                                 printf("on, off\n");
 709
 710                 } else if (srci->datatype == SR_T_DOUBLE_RANGE) {
 711                         printf("    %s: ", srci->id);
 712                         if (maybe_config_list(driver, sdi, channel_group, key,
 713                                         &gvar_list) != SR_OK) {
 714                                 printf("\n");
 715                                 continue;
 716                         }
 717
 718                         if (maybe_config_get(driver, sdi, channel_group, key, &gvar) == SR_OK) {
 719                                 g_variant_get(gvar, "(dd)", &dcur_low, &dcur_high);
 720                                 g_variant_unref(gvar);
 721                         } else {
 722                                 dcur_low = 0;
 723                                 dcur_high = 0;
 724                         }
 725
 726                         num_elements = g_variant_n_children(gvar_list);
 727                         for (i = 0; i < num_elements; i++) {
 728                                 gvar = g_variant_get_child_value(gvar_list, i);
 729                                 g_variant_get(gvar, "(dd)", &dlow, &dhigh);
 730                                 g_variant_unref(gvar);
 731                                 if (i)
 732                                         printf(", ");
 733                                 printf("%.1f-%.1f", dlow, dhigh);
 734                                 if (dlow == dcur_low && dhigh == dcur_high)
 735                                         printf(" (current)");
 736                         }
 737                         printf("\n");
 738                         g_variant_unref(gvar_list);
 739
 740                 } else if (srci->datatype == SR_T_FLOAT) {
 741                         printf("    %s: ", srci->id);
 742                         tmp_flt = 0.0;
 743                         have_tmp_flt = FALSE;
 744                         if (maybe_config_get(driver, sdi, channel_group, key,
 745                                         &gvar) == SR_OK) {
 746                                 tmp_flt = g_variant_get_double(gvar);
 747                                 have_tmp_flt = TRUE;
 748                                 g_variant_unref(gvar);
 749                         }
 750                         if (maybe_config_list(driver, sdi, channel_group, key,
 751                                         &gvar) != SR_OK) {
 752                                 if (have_tmp_flt) {
 753                                         /* Can't list, but got a value to show. */
 754                                         printf("%f (current)", tmp_flt);
 755                                 }
 756                                 printf("\n");
 757                                 continue;
 758                         }
 759                         fltopts = g_variant_get_fixed_array(gvar,
 760                                 &num_elements, sizeof(tmp_flt));
 761                         for (i = 0; i < num_elements; i++) {
 762                                 if (i)
 763                                         printf(", ");
 764                                 printf("%f", fltopts[i]);
 765                                 if (have_tmp_flt && fltopts[i] == tmp_flt)
 766                                         printf(" (current)");
 767                         }
 768                         printf("\n");
 769                         g_variant_unref(gvar);
 770
 771                 } else if (srci->datatype == SR_T_RATIONAL_PERIOD
 772                                 || srci->datatype == SR_T_RATIONAL_VOLT) {
 773                         printf("    %s", srci->id);
 774                         if (maybe_config_get(driver, sdi, channel_group, key,
 775                                         &gvar) == SR_OK) {
 776                                 g_variant_get(gvar, "(tt)", &cur_p, &cur_q);
 777                                 g_variant_unref(gvar);
 778                         } else
 779                                 cur_p = cur_q = 0;
 780
 781                         if (maybe_config_list(driver, sdi, channel_group,
 782                                         key, &gvar_list) != SR_OK) {
 783                                 printf("\n");
 784                                 continue;
 785                         }
 786                         printf(" - supported values:\n");
 787                         num_elements = g_variant_n_children(gvar_list);
 788                         for (i = 0; i < num_elements; i++) {
 789                                 gvar = g_variant_get_child_value(gvar_list, i);
 790                                 g_variant_get(gvar, "(tt)", &p, &q);
 791                                 if (srci->datatype == SR_T_RATIONAL_PERIOD)
 792                                         s = sr_period_string(p, q);
 793                                 else
 794                                         s = sr_voltage_string(p, q);
 795                                 printf("      %s", s);
 796                                 g_free(s);
 797                                 if (p == cur_p && q == cur_q)
 798                                         printf(" (current)");
 799                                 printf("\n");
 800                         }
 801                         g_variant_unref(gvar_list);
 802
 803                 } else if (srci->datatype == SR_T_MQ) {
 804                         printf("    %s: ", srci->id);
 805                         if (maybe_config_get(driver, sdi, channel_group, key,
 806                                         &gvar) == SR_OK
 807                                         && g_variant_is_of_type(gvar, G_VARIANT_TYPE_TUPLE)
 808                                         && g_variant_n_children(gvar) == 2) {
 809                                 g_variant_get(gvar, "(ut)", &cur_mq, &cur_mqflags);
 810                                 g_variant_unref(gvar);
 811                         } else
 812                                 cur_mq = cur_mqflags = 0;
 813
 814                         if (maybe_config_list(driver, sdi, channel_group,
 815                                         key, &gvar_list) != SR_OK) {
 816                                 printf("\n");
 817                                 continue;
 818                         }
 819                         printf(" - supported measurements:\n");
 820                         num_elements = g_variant_n_children(gvar_list);
 821                         for (i = 0; i < num_elements; i++) {
 822                                 printf("      ");
 823                                 gvar = g_variant_get_child_value(gvar_list, i);
 824                                 g_variant_get(gvar, "(ut)", &mq, &mqflags);
 825                                 if ((srmqi = sr_key_info_get(SR_KEY_MQ, mq)))
 826                                         printf("%s", srmqi->id);
 827                                 else
 828                                         printf("%d", mq);
 829                                 for (j = 0, mask = 1; j < 32; j++, mask <<= 1) {
 830                                         if (!(mqflags & mask))
 831                                                 continue;
 832                                         if ((srmqfi = sr_key_info_get(SR_KEY_MQFLAGS, mqflags & mask)))
 833                                                 printf("/%s", srmqfi->id);
 834                                         else
 835                                                 printf("/%" PRIu64, mqflags & mask);
 836                                 }
 837                                 if (mq == cur_mq && mqflags == cur_mqflags)
 838                                         printf(" (current)");
 839                                 printf("\n");
 840                         }
 841                         g_variant_unref(gvar_list);
 842
 843                 } else {
 844
 845                         /* Everything else */
 846                         printf("    %s\n", srci->id);
 847                 }
 848         }
 849         g_array_free(opts, TRUE);
 850
 851         sr_dev_close(sdi);
 852
 853 }
 854
 855 #ifdef HAVE_SRD
 856 static void show_pd_detail_single(const char *pd)
 857 {
 858         struct srd_decoder *dec;
 859         struct srd_decoder_option *o;
 860         struct srd_channel *pdch;
 861         struct srd_decoder_annotation_row *r;
 862         GSList *l, *ll, *ol;
 863         int idx;
 864         char **pdtokens, **pdtok, *optsep, **ann, **bin, *val, *doc, *str;
 865
 866         pdtokens = g_strsplit(pd, ",", -1);
 867         for (pdtok = pdtokens; *pdtok; pdtok++) {
 868                 /* Strip options. */
 869                 if ((optsep = strchr(*pdtok, ':')))
 870                         *optsep = '\0';
 871                 if (!(dec = srd_decoder_get_by_id(*pdtok))) {
 872                         g_critical("Protocol decoder %s not found.", *pdtok);
 873                         return;
 874                 }
 875                 printf("ID: %s\nName: %s\nLong name: %s\nDescription: %s\n",
 876                                 dec->id, dec->name, dec->longname, dec->desc);
 877                 printf("License: %s\n", dec->license);
 878                 printf("Possible decoder input IDs:\n");
 879                 if (dec->inputs) {
 880                         for (l = dec->inputs; l; l = l->next) {
 881                                 str = l->data;
 882                                 printf("- %s\n", str);
 883                         }
 884                 } else {
 885                         printf("None.\n");
 886                 }
 887                 printf("Possible decoder output IDs:\n");
 888                 if (dec->outputs) {
 889                         for (l = dec->outputs; l; l = l->next) {
 890                                 str = l->data;
 891                                 printf("- %s\n", str);
 892                         }
 893                 } else {
 894                         printf("None.\n");
 895                 }
 896                 printf("Decoder tags:\n");
 897 #if DECODERS_HAVE_TAGS
 898                 if (dec->tags) {
 899                         for (l = dec->tags; l; l = l->next) {
 900                                 str = l->data;
 901                                 printf("- %s\n", str);
 902                         }
 903                 } else {
 904                         printf("None.\n");
 905                 }
 906 #endif
 907                 printf("Annotation classes:\n");
 908                 if (dec->annotations) {
 909                         for (l = dec->annotations; l; l = l->next) {
 910                                 ann = l->data;
 911                                 printf("- %s: %s\n", ann[0], ann[1]);
 912                         }
 913                 } else {
 914                         printf("None.\n");
 915                 }
 916                 printf("Annotation rows:\n");
 917                 if (dec->annotation_rows) {
 918                         for (l = dec->annotation_rows; l; l = l->next) {
 919                                 r = l->data;
 920                                 printf("- %s (%s): ", r->id, r->desc);
 921                                 for (ll = r->ann_classes; ll; ll = ll->next) {
 922                                         idx = GPOINTER_TO_INT(ll->data);
 923                                         ann = g_slist_nth_data(dec->annotations, idx);
 924                                         printf("%s", ann[0]);
 925                                         if (ll->next)
 926                                                 printf(", ");
 927                                 }
 928                                 printf("\n");
 929                         }
 930                 } else {
 931                         printf("None.\n");
 932                 }
 933                 printf("Binary classes:\n");
 934                 if (dec->binary) {
 935                         for (l = dec->binary; l; l = l->next) {
 936                                 bin = l->data;
 937                                 printf("- %s: %s\n", bin[0], bin[1]);
 938                         }
 939                 } else {
 940                         printf("None.\n");
 941                 }
 942                 printf("Required channels:\n");
 943                 if (dec->channels) {
 944                         for (l = dec->channels; l; l = l->next) {
 945                                 pdch = l->data;
 946                                 printf("- %s (%s): %s\n",
 947                                        pdch->id, pdch->name, pdch->desc);
 948                         }
 949                 } else {
 950                         printf("None.\n");
 951                 }
 952                 printf("Optional channels:\n");
 953                 if (dec->opt_channels) {
 954                         for (l = dec->opt_channels; l; l = l->next) {
 955                                 pdch = l->data;
 956                                 printf("- %s (%s): %s\n",
 957                                        pdch->id, pdch->name, pdch->desc);
 958                         }
 959                 } else {
 960                         printf("None.\n");
 961                 }
 962                 printf("Options:\n");
 963                 if (dec->options) {
 964                         for (l = dec->options; l; l = l->next) {
 965                                 o = l->data;
 966                                 printf("- %s: %s (", o->id, o->desc);
 967                                 for (ol = o->values; ol; ol = ol->next) {
 968                                         val = g_variant_print(ol->data, FALSE);
 969                                         printf("%s, ", val);
 970                                         g_free(val);
 971                                 }
 972                                 val = g_variant_print(o->def, FALSE);
 973                                 printf("default %s)\n", val);
 974                                 g_free(val);
 975                         }
 976                 } else {
 977                         printf("None.\n");
 978                 }
 979                 if ((doc = srd_decoder_doc_get(dec))) {
 980                         printf("Documentation:\n%s\n",
 981                                doc[0] == '\n' ? doc + 1 : doc);
 982                         g_free(doc);
 983                 }
 984         }
 985
 986         g_strfreev(pdtokens);
 987 }
 988
 989 void show_pd_detail(void)
 990 {
 991         for (int i = 0; opt_pds[i]; i++)
 992                 show_pd_detail_single(opt_pds[i]);
 993 }
 994 #endif
 995
 996 void show_input(void)
 997 {
 998         const struct sr_input_module *imod;
 999         const struct sr_option **opts;
1000         GSList *l;
1001         int i;
1002         char *s, **tok;
1003
1004         tok = g_strsplit(opt_input_format, ":", 0);
1005         if (!tok[0] || !(imod = sr_input_find(tok[0])))
1006                 g_critical("Input module '%s' not found.", opt_input_format);
1007
1008         printf("ID: %s\nName: %s\n", sr_input_id_get(imod),
1009                         sr_input_name_get(imod));
1010         printf("Description: %s\n", sr_input_description_get(imod));
1011         if ((opts = sr_input_options_get(imod))) {
1012                 printf("Options:\n");
1013                 for (i = 0; opts[i]; i++) {
1014                         printf("  %s: %s", opts[i]->id, opts[i]->desc);
1015                         if (opts[i]->def) {
1016                                 s = g_variant_print(opts[i]->def, FALSE);
1017                                 printf(" (default %s", s);
1018                                 g_free(s);
1019                                 if (opts[i]->values) {
1020                                         printf(", possible values ");
1021                                         for (l = opts[i]->values; l; l = l->next) {
1022                                                 s = g_variant_print((GVariant *)l->data, FALSE);
1023                                                 printf("%s%s", s, l->next ? ", " : "");
1024                                                 g_free(s);
1025                                         }
1026                                 }
1027                                 printf(")");
1028                         }
1029                         printf("\n");
1030                 }
1031                 sr_input_options_free(opts);
1032         }
1033         g_strfreev(tok);
1034 }
1035
1036 void show_output(void)
1037 {
1038         const struct sr_output_module *omod;
1039         const struct sr_option **opts;
1040         GSList *l;
1041         int i;
1042         char *s, **tok;
1043
1044         tok = g_strsplit(opt_output_format, ":", 0);
1045         if (!tok[0] || !(omod = sr_output_find(tok[0])))
1046                 g_critical("Output module '%s' not found.", opt_output_format);
1047
1048         printf("ID: %s\nName: %s\n", sr_output_id_get(omod),
1049                         sr_output_name_get(omod));
1050         printf("Description: %s\n", sr_output_description_get(omod));
1051         if ((opts = sr_output_options_get(omod))) {
1052                 printf("Options:\n");
1053                 for (i = 0; opts[i]; i++) {
1054                         printf("  %s: %s", opts[i]->id, opts[i]->desc);
1055                         if (opts[i]->def) {
1056                                 s = g_variant_print(opts[i]->def, FALSE);
1057                                 printf(" (default %s", s);
1058                                 g_free(s);
1059                                 if (opts[i]->values) {
1060                                         printf(", possible values ");
1061                                         for (l = opts[i]->values; l; l = l->next) {
1062                                                 s = g_variant_print((GVariant *)l->data, FALSE);
1063                                                 printf("%s%s", s, l->next ? ", " : "");
1064                                                 g_free(s);
1065                                         }
1066                                 }
1067                                 printf(")");
1068                         }
1069                         printf("\n");
1070                 }
1071                 sr_output_options_free(opts);
1072         }
1073         g_strfreev(tok);
1074 }
1075
1076 void show_transform(void)
1077 {
1078         const struct sr_transform_module *tmod;
1079         const struct sr_option **opts;
1080         GSList *l;
1081         int i;
1082         char *s, **tok;
1083
1084         tok = g_strsplit(opt_transform_module, ":", 0);
1085         if (!tok[0] || !(tmod = sr_transform_find(tok[0])))
1086                 g_critical("Transform module '%s' not found.", opt_transform_module);
1087
1088         printf("ID: %s\nName: %s\n", sr_transform_id_get(tmod),
1089                         sr_transform_name_get(tmod));
1090         printf("Description: %s\n", sr_transform_description_get(tmod));
1091         if ((opts = sr_transform_options_get(tmod))) {
1092                 printf("Options:\n");
1093                 for (i = 0; opts[i]; i++) {
1094                         printf("  %s: %s", opts[i]->id, opts[i]->desc);
1095                         if (opts[i]->def) {
1096                                 s = g_variant_print(opts[i]->def, FALSE);
1097                                 printf(" (default %s", s);
1098                                 g_free(s);
1099                                 if (opts[i]->values) {
1100                                         printf(", possible values ");
1101                                         for (l = opts[i]->values; l; l = l->next) {
1102                                                 s = g_variant_print((GVariant *)l->data, FALSE);
1103                                                 printf("%s%s", s, l->next ? ", " : "");
1104                                                 g_free(s);
1105                                         }
1106                                 }
1107                                 printf(")");
1108                         }
1109                         printf("\n");
1110                 }
1111                 sr_transform_options_free(opts);
1112         }
1113         g_strfreev(tok);
1114 }
1115
1116 static void print_serial_port(gpointer data, gpointer user_data)
1117 {
1118         struct sr_serial_port *port;
1119
1120         port = (void *)data;
1121         (void)user_data;
1122         printf("  %s\t%s\n", port->name, port->description);
1123 }
1124
1125 void show_serial_ports(void)
1126 {
1127         GSList *serial_ports;
1128
1129         serial_ports = sr_serial_list(NULL);
1130         if (!serial_ports)
1131                 return;
1132
1133         printf("Available serial/HID/BT/BLE ports:\n");
1134         g_slist_foreach(serial_ports, print_serial_port, NULL);
1135         g_slist_free_full(serial_ports, (GDestroyNotify)sr_serial_free);
1136 }