static void set_options(void) { struct sr_dev_inst *sdi; GSList *devices; GHashTable *devargs; if (!opt_config) { g_critical("No setting specified."); return; } if (!(devargs = parse_generic_arg(opt_config, FALSE))) return; if (!(devices = device_scan())) { g_critical("No devices found."); return; } sdi = devices->data; g_slist_free(devices); if (sr_dev_open(sdi) != SR_OK) { g_critical("Failed to open device."); return; } set_dev_options(sdi, devargs); sr_dev_close(sdi); g_hash_table_destroy(devargs); }
static void get_option(void) { struct sr_dev_inst *sdi; struct sr_channel_group *cg; const struct sr_config_info *ci; GSList *devices; GVariant *gvar; GHashTable *devargs; int ret; char *s; struct sr_dev_driver *driver; if (!(devices = device_scan())) { g_critical("No devices found."); return; } sdi = devices->data; g_slist_free(devices); driver = sr_dev_inst_driver_get(sdi); if (sr_dev_open(sdi) != SR_OK) { g_critical("Failed to open device."); return; } cg = select_channel_group(sdi); if (!(ci = sr_config_info_name_get(opt_get))) g_critical("Unknown option '%s'", opt_get); if ((devargs = parse_generic_arg(opt_config, FALSE))) set_dev_options(sdi, devargs); else devargs = NULL; if ((ret = maybe_config_get(driver, sdi, cg, ci->key, &gvar)) != SR_OK) g_critical("Failed to get '%s': %s", opt_get, sr_strerror(ret)); s = g_variant_print(gvar, FALSE); printf("%s\n", s); g_free(s); g_variant_unref(gvar); sr_dev_close(sdi); if (devargs) g_hash_table_destroy(devargs); }
void run_session(void) { GSList *devices; GHashTable *devargs; GVariant *gvar; struct sr_dev_inst *sdi; uint64_t min_samples, max_samples; devices = device_scan(); if (!devices) { g_critical("No devices found."); return; } if (g_slist_length(devices) > 1) { g_critical("sigrok-cli only supports one device for capturing."); return; } sdi = devices->data; sr_session_new(); sr_session_datafeed_callback_add(datafeed_in, NULL); if (sr_dev_open(sdi) != SR_OK) { g_critical("Failed to open device."); return; } if (sr_session_dev_add(sdi) != SR_OK) { g_critical("Failed to add device to session."); sr_session_destroy(); return; } if (opt_config) { if ((devargs = parse_generic_arg(opt_config, FALSE))) { if (set_dev_options(sdi, devargs) != SR_OK) return; g_hash_table_destroy(devargs); } } if (select_channels(sdi) != SR_OK) { g_critical("Failed to set channels."); sr_session_destroy(); return; } if (opt_triggers) { if (!parse_triggerstring(sdi, opt_triggers)) { sr_session_destroy(); return; } } if (opt_continuous) { if (!sr_dev_has_option(sdi, SR_CONF_CONTINUOUS)) { g_critical("This device does not support continuous sampling."); sr_session_destroy(); return; } } if (opt_time) { if (set_limit_time(sdi) != SR_OK) { sr_session_destroy(); return; } } if (opt_samples) { if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK)) { g_critical("Invalid sample limit '%s'.", opt_samples); sr_session_destroy(); return; } if (sr_config_list(sdi->driver, sdi, NULL, SR_CONF_LIMIT_SAMPLES, &gvar) == SR_OK) { /* The device has no compression, or compression is turned * off, and publishes its sample memory size. */ g_variant_get(gvar, "(tt)", &min_samples, &max_samples); g_variant_unref(gvar); if (limit_samples < min_samples) { g_critical("The device stores at least %"PRIu64 " samples with the current settings.", min_samples); } if (limit_samples > max_samples) { g_critical("The device can store only %"PRIu64 " samples with the current settings.", max_samples); } } gvar = g_variant_new_uint64(limit_samples); if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, gvar) != SR_OK) { g_critical("Failed to configure sample limit."); sr_session_destroy(); return; } } if (opt_frames) { if ((sr_parse_sizestring(opt_frames, &limit_frames) != SR_OK)) { g_critical("Invalid sample limit '%s'.", opt_samples); sr_session_destroy(); return; } gvar = g_variant_new_uint64(limit_frames); if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_FRAMES, gvar) != SR_OK) { g_critical("Failed to configure frame limit."); sr_session_destroy(); return; } } if (sr_session_start() != SR_OK) { g_critical("Failed to start session."); sr_session_destroy(); return; } if (opt_continuous) add_anykey(); sr_session_run(); if (opt_continuous) clear_anykey(); sr_session_datafeed_callback_remove_all(); sr_session_destroy(); g_slist_free(devices); }
static void run_session(void) { struct sr_dev *dev; GHashTable *devargs; int num_devs, max_probes, i; uint64_t time_msec; char **probelist, *devspec; devargs = NULL; if (opt_dev) { devargs = parse_generic_arg(opt_dev); devspec = g_hash_table_lookup(devargs, "sigrok_key"); dev = parse_devstring(devspec); if (!dev) { g_critical("Device not found."); return; } g_hash_table_remove(devargs, "sigrok_key"); } else { num_devs = num_real_devs(); if (num_devs == 1) { /* No device specified, but there is only one. */ devargs = NULL; dev = parse_devstring("0"); } else if (num_devs == 0) { g_critical("No devices found."); return; } else { g_critical("%d devices found, please select one.", num_devs); return; } } sr_session_new(); sr_session_datafeed_callback_add(datafeed_in); if (sr_session_dev_add(dev) != SR_OK) { g_critical("Failed to use device."); sr_session_destroy(); return; } if (devargs) { if (set_dev_options(dev, devargs) != SR_OK) { sr_session_destroy(); return; } g_hash_table_destroy(devargs); } if (select_probes(dev) != SR_OK) return; if (opt_continuous) { if (!sr_driver_hwcap_exists(dev->driver, SR_HWCAP_CONTINUOUS)) { g_critical("This device does not support continuous sampling."); sr_session_destroy(); return; } } if (opt_triggers) { probelist = sr_parse_triggerstring(dev, opt_triggers); if (!probelist) { sr_session_destroy(); return; } max_probes = g_slist_length(dev->probes); for (i = 0; i < max_probes; i++) { if (probelist[i]) { sr_dev_trigger_set(dev, i + 1, probelist[i]); g_free(probelist[i]); } } g_free(probelist); } if (opt_time) { time_msec = sr_parse_timestring(opt_time); if (time_msec == 0) { g_critical("Invalid time '%s'", opt_time); sr_session_destroy(); return; } if (sr_driver_hwcap_exists(dev->driver, SR_HWCAP_LIMIT_MSEC)) { if (dev->driver->dev_config_set(dev->driver_index, SR_HWCAP_LIMIT_MSEC, &time_msec) != SR_OK) { g_critical("Failed to configure time limit."); sr_session_destroy(); return; } } else { /* time limit set, but device doesn't support this... * convert to samples based on the samplerate. */ limit_samples = 0; if (sr_dev_has_hwcap(dev, SR_HWCAP_SAMPLERATE)) { const uint64_t *samplerate; sr_dev_info_get(dev, SR_DI_CUR_SAMPLERATE, (const void **)&samplerate); limit_samples = (*samplerate) * time_msec / (uint64_t)1000; } if (limit_samples == 0) { g_critical("Not enough time at this samplerate."); sr_session_destroy(); return; } if (dev->driver->dev_config_set(dev->driver_index, SR_HWCAP_LIMIT_SAMPLES, &limit_samples) != SR_OK) { g_critical("Failed to configure time-based sample limit."); sr_session_destroy(); return; } } } if (opt_samples) { if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK) || (dev->driver->dev_config_set(dev->driver_index, SR_HWCAP_LIMIT_SAMPLES, &limit_samples) != SR_OK)) { g_critical("Failed to configure sample limit."); sr_session_destroy(); return; } } if (opt_frames) { if ((sr_parse_sizestring(opt_frames, &limit_frames) != SR_OK) || (dev->driver->dev_config_set(dev->driver_index, SR_HWCAP_LIMIT_FRAMES, &limit_frames) != SR_OK)) { printf("Failed to configure frame limit.\n"); sr_session_destroy(); return; } } if (dev->driver->dev_config_set(dev->driver_index, SR_HWCAP_PROBECONFIG, (char *)dev->probes) != SR_OK) { g_critical("Failed to configure probes."); sr_session_destroy(); return; } if (sr_session_start() != SR_OK) { g_critical("Failed to start session."); sr_session_destroy(); return; } if (opt_continuous) add_anykey(); sr_session_run(); if (opt_continuous) clear_anykey(); if (opt_output_file && default_output_format) { if (sr_session_save(opt_output_file) != SR_OK) g_critical("Failed to save session."); } sr_session_destroy(); }