2 * This file is part of the sigrok project.
4 * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
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.
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.
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/>.
20 #include <sigrokdecode.h> /* First, so we avoid a _POSIX_C_SOURCE warning. */
28 #include <sys/types.h>
32 #include <glib/gstdio.h>
34 #include "sigrok-cli.h"
37 #define DEFAULT_OUTPUT_FORMAT "bits:width=64"
39 extern struct sr_hwcap_option sr_hwcap_options[];
41 static gboolean debug = 0;
42 static uint64_t limit_samples = 0;
43 static struct sr_output_format *output_format = NULL;
44 static int default_output_format = FALSE;
45 static char *output_format_param = NULL;
46 static char *input_format_param = NULL;
47 static GData *pd_ann_visible = NULL;
49 static gboolean opt_version = FALSE;
50 static gint opt_loglevel = SR_LOG_WARN; /* Show errors+warnings per default. */
51 static gboolean opt_list_devices = FALSE;
52 static gboolean opt_wait_trigger = FALSE;
53 static gchar *opt_input_file = NULL;
54 static gchar *opt_output_file = NULL;
55 static gchar *opt_device = NULL;
56 static gchar *opt_probes = NULL;
57 static gchar *opt_triggers = NULL;
58 static gchar *opt_pds = NULL;
59 static gchar *opt_pd_stack = NULL;
60 static gchar *opt_input_format = NULL;
61 static gchar *opt_format = NULL;
62 static gchar *opt_time = NULL;
63 static gchar *opt_samples = NULL;
64 static gchar *opt_continuous = NULL;
66 static GOptionEntry optargs[] = {
67 {"version", 'V', 0, G_OPTION_ARG_NONE, &opt_version, "Show version and support list", NULL},
68 {"loglevel", 'l', 0, G_OPTION_ARG_INT, &opt_loglevel, "Select libsigrok loglevel", NULL},
69 {"list-devices", 'D', 0, G_OPTION_ARG_NONE, &opt_list_devices, "List devices", NULL},
70 {"input-file", 'i', 0, G_OPTION_ARG_FILENAME, &opt_input_file, "Load input from file", NULL},
71 {"output-file", 'o', 0, G_OPTION_ARG_FILENAME, &opt_output_file, "Save output to file", NULL},
72 {"device", 'd', 0, G_OPTION_ARG_STRING, &opt_device, "Use device ID", NULL},
73 {"probes", 'p', 0, G_OPTION_ARG_STRING, &opt_probes, "Probes to use", NULL},
74 {"triggers", 't', 0, G_OPTION_ARG_STRING, &opt_triggers, "Trigger configuration", NULL},
75 {"wait-trigger", 'w', 0, G_OPTION_ARG_NONE, &opt_wait_trigger, "Wait for trigger", NULL},
76 {"protocol-decoders", 'a', 0, G_OPTION_ARG_STRING, &opt_pds, "Protocol decoder sequence", NULL},
77 {"protocol-decoder-stack", 's', 0, G_OPTION_ARG_STRING, &opt_pd_stack, "Protocol decoder stack", NULL},
78 {"input-format", 'I', 0, G_OPTION_ARG_STRING, &opt_input_format, "Input format", NULL},
79 {"format", 'f', 0, G_OPTION_ARG_STRING, &opt_format, "Output format", NULL},
80 {"time", 0, 0, G_OPTION_ARG_STRING, &opt_time, "How long to sample (ms)", NULL},
81 {"samples", 0, 0, G_OPTION_ARG_STRING, &opt_samples, "Number of samples to acquire", NULL},
82 {"continuous", 0, 0, G_OPTION_ARG_NONE, &opt_continuous, "Sample continuously", NULL},
83 {NULL, 0, 0, 0, NULL, NULL, NULL}
86 static void show_version(void)
88 GSList *plugins, *p, *l;
89 struct sr_device_plugin *plugin;
90 struct sr_input_format **inputs;
91 struct sr_output_format **outputs;
92 struct srd_decoder *dec;
95 printf("sigrok-cli %s\n\n", VERSION);
96 printf("Supported hardware drivers:\n");
97 plugins = sr_list_hwplugins();
98 for (p = plugins; p; p = p->next) {
100 printf(" %-20s %s\n", plugin->name, plugin->longname);
104 printf("Supported input formats:\n");
105 inputs = sr_input_list();
106 for (i = 0; inputs[i]; i++)
107 printf(" %-20s %s\n", inputs[i]->id, inputs[i]->description);
110 printf("Supported output formats:\n");
111 outputs = sr_output_list();
112 for (i = 0; outputs[i]; i++)
113 printf(" %-20s %s\n", outputs[i]->id, outputs[i]->description);
116 /* TODO: Error handling. */
119 printf("Supported protocol decoders:\n");
120 for (l = srd_list_decoders(); l; l = l->next) {
122 printf(" %-20s %s\n", dec->id, dec->longname);
129 static void print_device_line(const struct sr_device *device)
131 const struct sr_device_instance *sdi;
133 sr_device_get_info(device, SR_DI_INSTANCE, (const void **)&sdi);
135 if (sdi->vendor && sdi->vendor[0])
136 printf("%s ", sdi->vendor);
137 if (sdi->model && sdi->model[0])
138 printf("%s ", sdi->model);
139 if (sdi->version && sdi->version[0])
140 printf("%s ", sdi->version);
142 printf("with %d probes", g_slist_length(device->probes));
146 static void show_device_list(void)
148 struct sr_device *device, *demo_device;
153 devices = sr_device_list();
155 if (g_slist_length(devices) == 0)
158 printf("The following devices were found:\nID Device\n");
160 for (l = devices; l; l = l->next) {
162 if (sr_device_has_hwcap(device, SR_HWCAP_DEMO_DEVICE)) {
163 demo_device = device;
166 printf("%-3d ", devcnt++);
167 print_device_line(device);
171 print_device_line(demo_device);
175 static void show_device_detail(void)
177 struct sr_device *device;
178 struct sr_hwcap_option *hwo;
179 const struct sr_samplerates *samplerates;
180 int cap, *capabilities, i;
182 const char *charopts, **stropts;
184 device = parse_devicestring(opt_device);
186 printf("No such device. Use -D to list all devices.\n");
190 print_device_line(device);
192 if (sr_device_get_info(device, SR_DI_TRIGGER_TYPES,
193 (const void **)&charopts) == SR_OK) {
194 printf("Supported triggers: ");
196 printf("%c ", *charopts);
202 title = "Supported options:\n";
203 capabilities = device->plugin->get_capabilities();
204 for (cap = 0; capabilities[cap]; cap++) {
205 if (!(hwo = sr_find_hwcap_option(capabilities[cap])))
213 if (hwo->capability == SR_HWCAP_PATTERN_MODE) {
214 printf(" %s", hwo->shortname);
215 if (sr_device_get_info(device, SR_DI_PATTERNMODES,
216 (const void **)&stropts) == SR_OK) {
217 printf(" - supported modes:\n");
218 for (i = 0; stropts[i]; i++)
219 printf(" %s\n", stropts[i]);
223 } else if (hwo->capability == SR_HWCAP_SAMPLERATE) {
224 printf(" %s", hwo->shortname);
225 /* Supported samplerates */
226 if (sr_device_get_info(device, SR_DI_SAMPLERATES,
227 (const void **)&samplerates) != SR_OK) {
232 if (samplerates->step) {
234 if (!(s = sr_samplerate_string(samplerates->low)))
239 if (!(s = sr_samplerate_string(samplerates->high)))
244 if (!(s = sr_samplerate_string(samplerates->step)))
246 printf(" in steps of %s)\n", s);
249 printf(" - supported samplerates:\n");
250 for (i = 0; samplerates->list[i]; i++) {
251 printf(" %7s\n", sr_samplerate_string(samplerates->list[i]));
255 printf(" %s\n", hwo->shortname);
260 static void show_pd_detail(void)
263 struct srd_decoder *dec;
264 char **pdtokens, **pdtok, **ann, *doc;
266 pdtokens = g_strsplit(opt_pds, ",", -1);
267 for (pdtok = pdtokens; *pdtok; pdtok++) {
268 if (!(dec = srd_get_decoder_by_id(*pdtok))) {
269 printf("Protocol decoder %s not found.", *pdtok);
272 printf("ID: %s\nName: %s\nLong name: %s\nDescription: %s\n",
273 dec->id, dec->name, dec->longname, dec->desc);
274 printf("License: %s\n", dec->license);
275 if (dec->annotations) {
276 printf("Annotations:\n");
277 for (l = dec->annotations; l; l = l->next) {
279 printf("- %s\n %s\n", ann[0], ann[1]);
282 if ((doc = srd_decoder_doc(dec))) {
283 printf("Documentation:\n%s\n", doc[0] == '\n' ? doc+1 : doc);
288 g_strfreev(pdtokens);
292 static void datafeed_in(struct sr_device *device, struct sr_datafeed_packet *packet)
294 static struct sr_output *o = NULL;
295 static int probelist[SR_MAX_NUM_PROBES] = { 0 };
296 static uint64_t received_samples = 0;
297 static int unitsize = 0;
298 static int triggered = 0;
299 static FILE *outfile = NULL;
300 struct sr_probe *probe;
301 struct sr_datafeed_header *header;
302 struct sr_datafeed_logic *logic;
303 int num_enabled_probes, sample_size, ret, i;
304 uint64_t output_len, filter_out_len;
305 char *output_buf, *filter_out;
307 /* If the first packet to come in isn't a header, don't even try. */
308 if (packet->type != SR_DF_HEADER && o == NULL)
312 switch (packet->type) {
314 g_message("cli: Received SR_DF_HEADER");
315 /* Initialize the output module. */
316 if (!(o = g_try_malloc(sizeof(struct sr_output)))) {
317 printf("Output module malloc failed.\n");
320 o->format = output_format;
322 o->param = output_format_param;
323 if (o->format->init) {
324 if (o->format->init(o) != SR_OK) {
325 printf("Output format initialization failed.\n");
330 header = packet->payload;
331 num_enabled_probes = 0;
332 for (i = 0; i < header->num_logic_probes; i++) {
333 probe = g_slist_nth_data(device->probes, i);
335 probelist[num_enabled_probes++] = probe->index;
337 /* How many bytes we need to store num_enabled_probes bits */
338 unitsize = (num_enabled_probes + 7) / 8;
341 if (opt_output_file) {
342 if (default_output_format) {
343 /* output file is in session format, which means we'll
344 * dump everything in the datastore as it comes in,
345 * and save from there after the session. */
347 ret = sr_datastore_new(unitsize, &(device->datastore));
349 printf("Failed to create datastore.\n");
353 /* saving to a file in whatever format was set
354 * with --format, so all we need is a filehandle */
355 outfile = g_fopen(opt_output_file, "wb");
359 srd_session_start(num_enabled_probes, unitsize,
363 g_message("cli: Received SR_DF_END");
365 g_message("cli: double end!");
368 if (o->format->event) {
369 o->format->event(o, SR_DF_END, &output_buf, &output_len);
372 fwrite(output_buf, 1, output_len, outfile);
377 if (limit_samples && received_samples < limit_samples)
378 printf("Device only sent %" PRIu64 " samples.\n",
381 printf("Device stopped after %" PRIu64 " samples.\n",
384 if (outfile && outfile != stdout)
390 g_message("cli: received SR_DF_TRIGGER");
391 if (o->format->event)
392 o->format->event(o, SR_DF_TRIGGER, &output_buf,
397 logic = packet->payload;
398 sample_size = logic->unitsize;
399 g_message("cli: received SR_DF_LOGIC, %"PRIu64" bytes", logic->length);
403 /* not supporting anything but SR_DF_LOGIC for now */
405 if (sample_size == -1 || logic->length == 0)
408 /* Don't store any samples until triggered. */
409 if (opt_wait_trigger && !triggered)
412 if (limit_samples && received_samples >= limit_samples)
415 /* TODO: filters only support SR_DF_LOGIC */
416 ret = sr_filter_probes(sample_size, unitsize, probelist,
417 logic->data, logic->length,
418 &filter_out, &filter_out_len);
422 /* what comes out of the filter is guaranteed to be packed into the
423 * minimum size needed to support the number of samples at this sample
424 * size. however, the driver may have submitted too much -- cut off
425 * the buffer of the last packet according to the sample limit.
427 if (limit_samples && (received_samples + logic->length / sample_size >
428 limit_samples * sample_size))
429 filter_out_len = limit_samples * sample_size - received_samples;
431 if (device->datastore)
432 sr_datastore_put(device->datastore, filter_out,
433 filter_out_len, sample_size, probelist);
435 if (opt_output_file && default_output_format)
436 /* saving to a session file, don't need to do anything else
437 * to this data for now. */
441 if (srd_session_feed(received_samples, (uint8_t*)filter_out,
442 filter_out_len) != SRD_OK)
446 if (o->format->data && packet->type == o->format->df_type)
447 o->format->data(o, filter_out, filter_out_len, &output_buf, &output_len);
449 fwrite(output_buf, 1, output_len, outfile);
456 received_samples += logic->length / sample_size;
460 /* Register the given PDs for this session.
461 * Accepts a string of the form: "spi:sck=3:sdata=4,spi:sck=3:sdata=5"
462 * That will instantiate two SPI decoders on the clock but different data
465 static int register_pds(struct sr_device *device, const char *pdstring)
467 GHashTable *pd_opthash;
468 struct srd_decoder_inst *di;
469 char **pdtokens, **pdtok, *pd_name;
471 /* Avoid compiler warnings. */
474 g_datalist_init(&pd_ann_visible);
475 pdtokens = g_strsplit(pdstring, ",", -1);
479 for (pdtok = pdtokens; *pdtok; pdtok++) {
480 if (!(pd_opthash = parse_generic_arg(*pdtok))) {
481 fprintf(stderr, "Invalid protocol decoder option '%s'.\n", *pdtok);
485 pd_name = g_strdup(g_hash_table_lookup(pd_opthash, "sigrok_key"));
486 g_hash_table_remove(pd_opthash, "sigrok_key");
487 if (!(di = srd_inst_new(pd_name, pd_opthash))) {
488 fprintf(stderr, "Failed to instantiate PD %s\n", pd_name);
491 g_datalist_set_data(&pd_ann_visible, di->inst_id, pd_name);
493 /* Any keys left in the options hash are probes, where the key
494 * is the probe name as specified in the decoder class, and the
495 * value is the probe number i.e. the order in which the PD's
496 * incoming samples are arranged. */
497 if (srd_inst_set_probes(di, pd_opthash) != SRD_OK)
499 g_hash_table_destroy(pd_opthash);
504 g_strfreev(pdtokens);
506 g_hash_table_destroy(pd_opthash);
513 void show_pd_annotation(struct srd_proto_data *pdata, void *user_data)
518 /* 'user_data' is not used in this specific callback. */
521 if (pdata->ann_format != 0) {
522 /* CLI only shows the default annotation format. */
526 if (!g_datalist_get_data(&pd_ann_visible, pdata->pdo->di->inst_id)) {
527 /* Not in the list of PDs whose annotations we're showing. */
531 annotations = pdata->data;
532 if (opt_loglevel > SR_LOG_WARN)
533 printf("%"PRIu64"-%"PRIu64" ", pdata->start_sample, pdata->end_sample);
534 printf("%s: ", pdata->pdo->proto_id);
535 for (i = 0; annotations[i]; i++)
536 printf("\"%s\" ", annotations[i]);
541 static int select_probes(struct sr_device *device)
543 struct sr_probe *probe;
551 * This only works because a device by default initializes
552 * and enables all its probes.
554 max_probes = g_slist_length(device->probes);
555 probelist = parse_probestring(max_probes, opt_probes);
560 for (i = 0; i < max_probes; i++) {
562 sr_device_probe_name(device, i + 1, probelist[i]);
563 g_free(probelist[i]);
565 probe = sr_device_probe_find(device, i + 1);
566 probe->enabled = FALSE;
575 * Return the input file format which the CLI tool should use.
577 * If the user specified -I / --input-format, use that one. Otherwise, try to
578 * autodetect the format as good as possible. Failing that, return NULL.
580 * @param filename The filename of the input file. Must not be NULL.
581 * @param opt The -I / --input-file option the user specified (or NULL).
583 * @return A pointer to the 'struct sr_input_format' that should be used,
584 * or NULL if no input format was selected or auto-detected.
586 static struct sr_input_format *determine_input_file_format(
587 const char *filename, const char *opt)
590 struct sr_input_format **inputs;
592 /* If there are no input formats, return NULL right away. */
593 inputs = sr_input_list();
595 fprintf(stderr, "cli: %s: no supported input formats "
596 "available", __func__);
600 /* If the user specified -I / --input-format, use that one. */
602 for (i = 0; inputs[i]; i++) {
603 if (strcasecmp(inputs[i]->id, opt_input_format))
605 printf("Using user-specified input file format"
606 " '%s'.\n", inputs[i]->id);
610 /* The user specified an unknown input format, return NULL. */
611 fprintf(stderr, "Error: Specified input file format '%s' is "
612 "unknown.\n", opt_input_format);
616 /* Otherwise, try to find an input module that can handle this file. */
617 for (i = 0; inputs[i]; i++) {
618 if (inputs[i]->format_match(filename))
622 /* Return NULL if no input module wanted to touch this. */
624 fprintf(stderr, "Error: No matching input module found.\n");
628 printf("Using input file format '%s'.\n", inputs[i]->id);
632 static void load_input_file_format(void)
636 struct sr_input_format *input_format;
638 input_format = determine_input_file_format(opt_input_file,
641 fprintf(stderr, "Error: Couldn't detect input file format.\n");
645 if (stat(opt_input_file, &st) == -1) {
646 printf("Failed to load %s: %s\n", opt_input_file,
651 /* Initialize the input module. */
652 if (!(in = g_try_malloc(sizeof(struct sr_input)))) {
653 printf("Failed to allocate input module.\n");
656 in->format = input_format;
657 in->param = input_format_param;
658 if (in->format->init) {
659 if (in->format->init(in) != SR_OK) {
660 printf("Input format init failed.\n");
665 if (select_probes(in->vdevice) > 0)
669 sr_session_datafeed_callback_add(datafeed_in);
670 if (sr_session_device_add(in->vdevice) != SR_OK) {
671 printf("Failed to use device.\n");
672 sr_session_destroy();
676 input_format->loadfile(in, opt_input_file);
677 if (opt_output_file && default_output_format) {
678 if (sr_session_save(opt_output_file) != SR_OK)
679 printf("Failed to save session.\n");
681 sr_session_destroy();
685 static void load_input_file(void)
688 if (sr_session_load(opt_input_file) == SR_OK) {
689 /* sigrok session file */
690 sr_session_datafeed_callback_add(datafeed_in);
696 /* fall back on input modules */
697 load_input_file_format();
702 int num_real_devices(void)
704 struct sr_device *device;
709 devices = sr_device_list();
710 for (l = devices; l; l = l->next) {
712 if (!sr_device_has_hwcap(device, SR_HWCAP_DEMO_DEVICE))
719 static int set_device_options(struct sr_device *device, GHashTable *args)
728 g_hash_table_iter_init(&iter, args);
729 while (g_hash_table_iter_next(&iter, &key, &value)) {
731 for (i = 0; sr_hwcap_options[i].capability; i++) {
732 if (strcmp(sr_hwcap_options[i].shortname, key))
734 if ((value == NULL) &&
735 (sr_hwcap_options[i].type != SR_T_BOOL)) {
736 printf("Option '%s' needs a value.\n", (char *)key);
740 switch (sr_hwcap_options[i].type) {
742 ret = sr_parse_sizestring(value, &tmp_u64);
745 ret = device->plugin-> set_configuration(device-> plugin_index,
746 sr_hwcap_options[i]. capability, &tmp_u64);
749 ret = device->plugin-> set_configuration(device-> plugin_index,
750 sr_hwcap_options[i]. capability, value);
756 tmp_bool = sr_parse_boolstring(value);
757 ret = device->plugin-> set_configuration(device-> plugin_index,
758 sr_hwcap_options[i]. capability,
759 GINT_TO_POINTER(tmp_bool));
766 printf("Failed to set device option '%s'.\n", (char *)key);
773 printf("Unknown device option '%s'.\n", (char *) key);
781 static void run_session(void)
783 struct sr_device *device;
785 int num_devices, max_probes, *capabilities, i;
787 char **probelist, *devspec;
791 devargs = parse_generic_arg(opt_device);
792 devspec = g_hash_table_lookup(devargs, "sigrok_key");
793 device = parse_devicestring(devspec);
795 g_warning("Device not found.");
798 g_hash_table_remove(devargs, "sigrok_key");
800 num_devices = num_real_devices();
801 if (num_devices == 1) {
802 /* No device specified, but there is only one. */
804 device = parse_devicestring("0");
805 } else if (num_devices == 0) {
806 printf("No devices found.\n");
809 printf("%d devices found, please select one.\n", num_devices);
815 sr_session_datafeed_callback_add(datafeed_in);
817 if (sr_session_device_add(device) != SR_OK) {
818 printf("Failed to use device.\n");
819 sr_session_destroy();
824 if (set_device_options(device, devargs) != SR_OK) {
825 sr_session_destroy();
828 g_hash_table_destroy(devargs);
831 if (select_probes(device) != SR_OK)
834 if (opt_continuous) {
835 capabilities = device->plugin->get_capabilities();
836 if (!sr_has_hwcap(capabilities, SR_HWCAP_CONTINUOUS)) {
837 printf("This device does not support continuous sampling.");
838 sr_session_destroy();
844 probelist = sr_parse_triggerstring(device, opt_triggers);
846 sr_session_destroy();
850 max_probes = g_slist_length(device->probes);
851 for (i = 0; i < max_probes; i++) {
853 sr_device_trigger_set(device, i + 1, probelist[i]);
854 g_free(probelist[i]);
861 time_msec = sr_parse_timestring(opt_time);
862 if (time_msec == 0) {
863 printf("Invalid time '%s'\n", opt_time);
864 sr_session_destroy();
868 capabilities = device->plugin->get_capabilities();
869 if (sr_has_hwcap(capabilities, SR_HWCAP_LIMIT_MSEC)) {
870 if (device->plugin->set_configuration(device->plugin_index,
871 SR_HWCAP_LIMIT_MSEC, &time_msec) != SR_OK) {
872 printf("Failed to configure time limit.\n");
873 sr_session_destroy();
878 /* time limit set, but device doesn't support this...
879 * convert to samples based on the samplerate.
882 if (sr_device_has_hwcap(device, SR_HWCAP_SAMPLERATE)) {
883 const uint64_t *samplerate;
885 sr_device_get_info(device, SR_DI_CUR_SAMPLERATE,
886 (const void **)&samplerate);
887 limit_samples = (*samplerate) * time_msec / (uint64_t)1000;
889 if (limit_samples == 0) {
890 printf("Not enough time at this samplerate.\n");
891 sr_session_destroy();
895 if (device->plugin->set_configuration(device->plugin_index,
896 SR_HWCAP_LIMIT_SAMPLES, &limit_samples) != SR_OK) {
897 printf("Failed to configure time-based sample limit.\n");
898 sr_session_destroy();
905 if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK)
906 || (device->plugin->set_configuration(device->plugin_index,
907 SR_HWCAP_LIMIT_SAMPLES, &limit_samples) != SR_OK)) {
908 printf("Failed to configure sample limit.\n");
909 sr_session_destroy();
914 if (device->plugin->set_configuration(device->plugin_index,
915 SR_HWCAP_PROBECONFIG, (char *)device->probes) != SR_OK) {
916 printf("Failed to configure probes.\n");
917 sr_session_destroy();
921 if (sr_session_start() != SR_OK) {
922 printf("Failed to start session.\n");
923 sr_session_destroy();
935 if (opt_output_file && default_output_format) {
936 if (sr_session_save(opt_output_file) != SR_OK)
937 printf("Failed to save session.\n");
939 sr_session_destroy();
943 static void logger(const gchar *log_domain, GLogLevelFlags log_level,
944 const gchar *message, gpointer user_data)
946 /* Avoid compiler warnings. */
951 * All messages, warnings, errors etc. go to stderr (not stdout) in
952 * order to not mess up the CLI tool data output, e.g. VCD output.
954 if (log_level & (G_LOG_LEVEL_ERROR | G_LOG_LEVEL_WARNING)) {
955 fprintf(stderr, "%s\n", message);
958 if ((log_level & G_LOG_LEVEL_MESSAGE && debug == 1)
960 printf("%s\n", message);
966 int main(int argc, char **argv)
968 GOptionContext *context;
973 struct sr_output_format **outputs;
974 struct srd_decoder_inst *di_from, *di_to;
976 char *fmtspec, **pds;
978 g_log_set_default_handler(logger, NULL);
979 if (getenv("SIGROK_DEBUG"))
980 debug = strtol(getenv("SIGROK_DEBUG"), NULL, 10);
983 context = g_option_context_new(NULL);
984 g_option_context_add_main_entries(context, optargs, NULL);
986 if (!g_option_context_parse(context, &argc, &argv, &error)) {
987 g_warning("%s", error->message);
991 /* Set the loglevel (amount of messages to output) for libsigrok. */
992 if (sr_log_loglevel_set(opt_loglevel) != SR_OK) {
993 fprintf(stderr, "cli: %s: sr_log_loglevel_set(%d) failed\n",
994 __func__, opt_loglevel);
998 /* Set the loglevel (amount of messages to output) for libsigrokdecode. */
999 if (srd_log_loglevel_set(opt_loglevel) != SRD_OK) {
1000 fprintf(stderr, "cli: %s: srd_log_loglevel_set(%d) failed\n",
1001 __func__, opt_loglevel);
1005 if (sr_init() != SR_OK)
1009 if (srd_init(NULL) != SRD_OK) {
1010 printf("Failed to initialize sigrokdecode\n");
1013 if (register_pds(NULL, opt_pds) != 0) {
1014 printf("Failed to register protocol decoders\n");
1017 if (srd_register_callback(SRD_OUTPUT_ANN,
1018 show_pd_annotation, NULL) != SRD_OK) {
1019 printf("Failed to register protocol decoder callback\n");
1025 pds = g_strsplit(opt_pd_stack, ",", 0);
1026 if (g_strv_length(pds) < 2) {
1027 printf("Specify at least two protocol decoders to stack.\n");
1031 if (!(di_from = srd_inst_find_by_id(pds[0]))) {
1032 printf("Cannot stack protocol decoder '%s': instance not found.\n", pds[0]);
1035 for (i = 1; pds[i]; i++) {
1036 if (!(di_to = srd_inst_find_by_id(pds[i]))) {
1037 printf("Cannot stack protocol decoder '%s': instance not found.\n", pds[i]);
1040 if ((ret = srd_inst_stack(di_from, di_to) != SRD_OK))
1043 /* Don't show annotation from this PD. Only the last PD in
1044 * the stack will be left on the annotation list.
1046 g_datalist_remove_data(&pd_ann_visible, di_from->inst_id);
1054 opt_format = DEFAULT_OUTPUT_FORMAT;
1055 /* we'll need to remember this so when saving to a file
1056 * later, sigrok session format will be used.
1058 default_output_format = TRUE;
1060 fmtargs = parse_generic_arg(opt_format);
1061 fmtspec = g_hash_table_lookup(fmtargs, "sigrok_key");
1063 printf("Invalid output format.\n");
1066 outputs = sr_output_list();
1067 for (i = 0; outputs[i]; i++) {
1068 if (strcmp(outputs[i]->id, fmtspec))
1070 g_hash_table_remove(fmtargs, "sigrok_key");
1071 output_format = outputs[i];
1072 g_hash_table_iter_init(&iter, fmtargs);
1073 while (g_hash_table_iter_next(&iter, &key, &value)) {
1074 /* only supporting one parameter per output module
1075 * for now, and only its value */
1076 output_format_param = g_strdup(value);
1081 if (!output_format) {
1082 printf("invalid output format %s\n", opt_format);
1088 else if (opt_list_devices)
1090 else if (opt_input_file)
1092 else if (opt_samples || opt_time || opt_continuous)
1094 else if (opt_device)
1095 show_device_detail();
1099 printf("%s", g_option_context_get_help(context, TRUE, NULL));
1104 g_option_context_free(context);
1105 g_hash_table_destroy(fmtargs);