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