| /* |
| * This file is part of the sigrok-cli project. |
| * |
| * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> |
| * |
| * This program is free software: you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation, either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #include <config.h> |
| #include <glib.h> |
| #include <glib/gstdio.h> |
| #include <string.h> |
| #include <stdlib.h> |
| #include "sigrok-cli.h" |
| |
| static uint64_t limit_samples = 0; |
| static uint64_t limit_frames = 0; |
| |
| #ifdef HAVE_SRD |
| extern struct srd_session *srd_sess; |
| #endif |
| |
| static int set_limit_time(const struct sr_dev_inst *sdi) |
| { |
| GVariant *gvar; |
| uint64_t time_msec; |
| uint64_t samplerate; |
| struct sr_dev_driver *driver; |
| |
| driver = sr_dev_inst_driver_get(sdi); |
| |
| if (!(time_msec = sr_parse_timestring(opt_time))) { |
| g_critical("Invalid time '%s'", opt_time); |
| return SR_ERR; |
| } |
| |
| if (sr_dev_config_capabilities_list(sdi, NULL, SR_CONF_LIMIT_MSEC) |
| & SR_CONF_SET) { |
| gvar = g_variant_new_uint64(time_msec); |
| if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_MSEC, gvar) != SR_OK) { |
| g_critical("Failed to configure time limit."); |
| return SR_ERR; |
| } |
| } else if (sr_dev_config_capabilities_list(sdi, NULL, SR_CONF_SAMPLERATE) |
| & (SR_CONF_GET | SR_CONF_SET)) { |
| /* Convert to samples based on the samplerate. */ |
| sr_config_get(driver, sdi, NULL, SR_CONF_SAMPLERATE, &gvar); |
| samplerate = g_variant_get_uint64(gvar); |
| g_variant_unref(gvar); |
| limit_samples = (samplerate) * time_msec / (uint64_t)1000; |
| if (limit_samples == 0) { |
| g_critical("Not enough time at this samplerate."); |
| return SR_ERR; |
| } |
| 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 time-based sample limit."); |
| return SR_ERR; |
| } |
| } else { |
| g_critical("This device does not support time limits."); |
| return SR_ERR; |
| } |
| |
| return SR_OK; |
| } |
| |
| const struct sr_output *setup_output_format(const struct sr_dev_inst *sdi, FILE **outfile) |
| { |
| const struct sr_output_module *omod; |
| const struct sr_option **options; |
| const struct sr_output *o; |
| GHashTable *fmtargs, *fmtopts; |
| char *fmtspec; |
| |
| if (!opt_output_format) { |
| if (opt_output_file) { |
| opt_output_format = DEFAULT_OUTPUT_FORMAT_FILE; |
| } else { |
| opt_output_format = DEFAULT_OUTPUT_FORMAT_NOFILE; |
| } |
| } |
| |
| fmtargs = parse_generic_arg(opt_output_format, TRUE); |
| fmtspec = g_hash_table_lookup(fmtargs, "sigrok_key"); |
| if (!fmtspec) |
| g_critical("Invalid output format."); |
| if (!(omod = sr_output_find(fmtspec))) |
| g_critical("Unknown output module '%s'.", fmtspec); |
| g_hash_table_remove(fmtargs, "sigrok_key"); |
| if ((options = sr_output_options_get(omod))) { |
| fmtopts = generic_arg_to_opt(options, fmtargs); |
| sr_output_options_free(options); |
| } else |
| fmtopts = NULL; |
| o = sr_output_new(omod, fmtopts, sdi, opt_output_file); |
| |
| if (opt_output_file) { |
| if (!sr_output_test_flag(omod, SR_OUTPUT_INTERNAL_IO_HANDLING)) |
| *outfile = g_fopen(opt_output_file, "wb"); |
| else |
| *outfile = NULL; |
| } else { |
| *outfile = stdout; |
| } |
| |
| if (fmtopts) |
| g_hash_table_destroy(fmtopts); |
| g_hash_table_destroy(fmtargs); |
| |
| return o; |
| } |
| |
| const struct sr_transform *setup_transform_module(const struct sr_dev_inst *sdi) |
| { |
| const struct sr_transform_module *tmod; |
| const struct sr_option **options; |
| const struct sr_transform *t; |
| GHashTable *fmtargs, *fmtopts; |
| char *fmtspec; |
| |
| if (!opt_transform_module) |
| opt_transform_module = "nop"; |
| |
| fmtargs = parse_generic_arg(opt_transform_module, TRUE); |
| fmtspec = g_hash_table_lookup(fmtargs, "sigrok_key"); |
| if (!fmtspec) |
| g_critical("Invalid transform module."); |
| if (!(tmod = sr_transform_find(fmtspec))) |
| g_critical("Unknown transform module '%s'.", fmtspec); |
| g_hash_table_remove(fmtargs, "sigrok_key"); |
| if ((options = sr_transform_options_get(tmod))) { |
| fmtopts = generic_arg_to_opt(options, fmtargs); |
| sr_transform_options_free(options); |
| } else |
| fmtopts = NULL; |
| t = sr_transform_new(tmod, fmtopts, sdi); |
| if (fmtopts) |
| g_hash_table_destroy(fmtopts); |
| g_hash_table_destroy(fmtargs); |
| |
| return t; |
| } |
| |
| void datafeed_in(const struct sr_dev_inst *sdi, |
| const struct sr_datafeed_packet *packet, void *cb_data) |
| { |
| const struct sr_datafeed_meta *meta; |
| const struct sr_datafeed_logic *logic; |
| const struct sr_datafeed_analog *analog; |
| struct sr_session *session; |
| struct sr_config *src; |
| static const struct sr_output *o = NULL; |
| static const struct sr_output *oa = NULL; |
| static uint64_t rcvd_samples_logic = 0; |
| static uint64_t rcvd_samples_analog = 0; |
| static uint64_t samplerate = 0; |
| static int triggered = 0; |
| static FILE *outfile = NULL; |
| GSList *l; |
| GString *out; |
| GVariant *gvar; |
| uint64_t end_sample; |
| uint64_t input_len; |
| struct sr_dev_driver *driver; |
| |
| driver = sr_dev_inst_driver_get(sdi); |
| |
| /* If the first packet to come in isn't a header, don't even try. */ |
| if (packet->type != SR_DF_HEADER && !o) |
| return; |
| |
| session = cb_data; |
| switch (packet->type) { |
| case SR_DF_HEADER: |
| g_debug("cli: Received SR_DF_HEADER."); |
| if (!(o = setup_output_format(sdi, &outfile))) |
| g_critical("Failed to initialize output module."); |
| |
| /* Set up backup analog output module. */ |
| oa = sr_output_new(sr_output_find("analog"), NULL, sdi, NULL); |
| |
| rcvd_samples_logic = rcvd_samples_analog = 0; |
| |
| if (maybe_config_get(driver, sdi, NULL, SR_CONF_SAMPLERATE, |
| &gvar) == SR_OK) { |
| samplerate = g_variant_get_uint64(gvar); |
| g_variant_unref(gvar); |
| } |
| |
| #ifdef HAVE_SRD |
| if (opt_pds) { |
| if (samplerate) { |
| if (srd_session_metadata_set(srd_sess, SRD_CONF_SAMPLERATE, |
| g_variant_new_uint64(samplerate)) != SRD_OK) { |
| g_critical("Failed to configure decode session."); |
| break; |
| } |
| } |
| if (srd_session_start(srd_sess) != SRD_OK) { |
| g_critical("Failed to start decode session."); |
| break; |
| } |
| } |
| #endif |
| break; |
| |
| case SR_DF_META: |
| g_debug("cli: Received SR_DF_META."); |
| meta = packet->payload; |
| for (l = meta->config; l; l = l->next) { |
| src = l->data; |
| switch (src->key) { |
| case SR_CONF_SAMPLERATE: |
| samplerate = g_variant_get_uint64(src->data); |
| g_debug("cli: Got samplerate %"PRIu64" Hz.", samplerate); |
| #ifdef HAVE_SRD |
| if (opt_pds) { |
| if (srd_session_metadata_set(srd_sess, SRD_CONF_SAMPLERATE, |
| g_variant_new_uint64(samplerate)) != SRD_OK) { |
| g_critical("Failed to pass samplerate to decoder."); |
| } |
| } |
| #endif |
| break; |
| case SR_CONF_SAMPLE_INTERVAL: |
| samplerate = g_variant_get_uint64(src->data); |
| g_debug("cli: Got sample interval %"PRIu64" ms.", samplerate); |
| break; |
| default: |
| /* Unknown metadata is not an error. */ |
| break; |
| } |
| } |
| break; |
| |
| case SR_DF_TRIGGER: |
| g_debug("cli: Received SR_DF_TRIGGER."); |
| triggered = 1; |
| break; |
| |
| case SR_DF_LOGIC: |
| logic = packet->payload; |
| g_message("cli: Received SR_DF_LOGIC (%"PRIu64" bytes, unitsize = %d).", |
| logic->length, logic->unitsize); |
| if (logic->length == 0) |
| break; |
| |
| /* Don't store any samples until triggered. */ |
| if (opt_wait_trigger && !triggered) |
| break; |
| |
| if (limit_samples && rcvd_samples_logic >= limit_samples) |
| break; |
| |
| end_sample = rcvd_samples_logic + logic->length / logic->unitsize; |
| /* Cut off last packet according to the sample limit. */ |
| if (limit_samples && end_sample > limit_samples) |
| end_sample = limit_samples; |
| input_len = (end_sample - rcvd_samples_logic) * logic->unitsize; |
| |
| if (opt_pds) { |
| #ifdef HAVE_SRD |
| if (srd_session_send(srd_sess, rcvd_samples_logic, end_sample, |
| logic->data, input_len, logic->unitsize) != SRD_OK) |
| sr_session_stop(session); |
| #endif |
| } |
| |
| rcvd_samples_logic = end_sample; |
| break; |
| |
| case SR_DF_ANALOG: |
| analog = packet->payload; |
| g_message("cli: Received SR_DF_ANALOG (%d samples).", analog->num_samples); |
| if (analog->num_samples == 0) |
| break; |
| |
| if (limit_samples && rcvd_samples_analog >= limit_samples) |
| break; |
| |
| rcvd_samples_analog += analog->num_samples; |
| break; |
| |
| case SR_DF_FRAME_BEGIN: |
| g_debug("cli: Received SR_DF_FRAME_BEGIN."); |
| break; |
| |
| case SR_DF_FRAME_END: |
| g_debug("cli: Received SR_DF_FRAME_END."); |
| break; |
| |
| default: |
| break; |
| } |
| |
| if (o && !opt_pds) { |
| if (sr_output_send(o, packet, &out) == SR_OK) { |
| if (!out || (out->len == 0 |
| && !opt_output_format |
| && packet->type == SR_DF_ANALOG)) { |
| /* |
| * The user didn't specify an output module, |
| * but needs to see this analog data. |
| */ |
| sr_output_send(oa, packet, &out); |
| } |
| if (outfile && out && out->len > 0) { |
| fwrite(out->str, 1, out->len, outfile); |
| fflush(outfile); |
| } |
| if (out) |
| g_string_free(out, TRUE); |
| } |
| } |
| |
| /* |
| * SR_DF_END needs to be handled after the output module's receive() |
| * is called, so it can properly clean up that module. |
| */ |
| if (packet->type == SR_DF_END) { |
| g_debug("cli: Received SR_DF_END."); |
| |
| if (o) |
| sr_output_free(o); |
| o = NULL; |
| |
| sr_output_free(oa); |
| oa = NULL; |
| |
| if (outfile && outfile != stdout) |
| fclose(outfile); |
| |
| if (limit_samples) { |
| if (rcvd_samples_logic > 0 && rcvd_samples_logic < limit_samples) |
| g_warning("Device only sent %" PRIu64 " samples.", |
| rcvd_samples_logic); |
| else if (rcvd_samples_analog > 0 && rcvd_samples_analog < limit_samples) |
| g_warning("Device only sent %" PRIu64 " samples.", |
| rcvd_samples_analog); |
| } |
| } |
| |
| } |
| |
| int opt_to_gvar(char *key, char *value, struct sr_config *src) |
| { |
| const struct sr_key_info *srci, *srmqi; |
| double tmp_double, dlow, dhigh; |
| uint64_t tmp_u64, p, q, low, high, mqflags; |
| uint32_t mq; |
| GVariant *rational[2], *range[2], *gtup[2]; |
| GVariantBuilder *vbl; |
| gboolean tmp_bool; |
| gchar **keyval; |
| int ret, i; |
| |
| if (!(srci = sr_key_info_name_get(SR_KEY_CONFIG, key))) { |
| g_critical("Unknown device option '%s'.", (char *) key); |
| return -1; |
| } |
| src->key = srci->key; |
| |
| if ((!value || strlen(value) == 0) && |
| (srci->datatype != SR_T_BOOL)) { |
| g_critical("Option '%s' needs a value.", (char *)key); |
| return -1; |
| } |
| |
| ret = 0; |
| switch (srci->datatype) { |
| case SR_T_UINT64: |
| ret = sr_parse_sizestring(value, &tmp_u64); |
| if (ret != 0) |
| break; |
| src->data = g_variant_new_uint64(tmp_u64); |
| break; |
| case SR_T_INT32: |
| ret = sr_parse_sizestring(value, &tmp_u64); |
| if (ret != 0) |
| break; |
| src->data = g_variant_new_int32(tmp_u64); |
| break; |
| case SR_T_STRING: |
| src->data = g_variant_new_string(value); |
| break; |
| case SR_T_BOOL: |
| if (!value) |
| tmp_bool = TRUE; |
| else |
| tmp_bool = sr_parse_boolstring(value); |
| src->data = g_variant_new_boolean(tmp_bool); |
| break; |
| case SR_T_FLOAT: |
| tmp_double = strtof(value, NULL); |
| src->data = g_variant_new_double(tmp_double); |
| break; |
| case SR_T_RATIONAL_PERIOD: |
| if ((ret = sr_parse_period(value, &p, &q)) != SR_OK) |
| break; |
| rational[0] = g_variant_new_uint64(p); |
| rational[1] = g_variant_new_uint64(q); |
| src->data = g_variant_new_tuple(rational, 2); |
| break; |
| case SR_T_RATIONAL_VOLT: |
| if ((ret = sr_parse_voltage(value, &p, &q)) != SR_OK) |
| break; |
| rational[0] = g_variant_new_uint64(p); |
| rational[1] = g_variant_new_uint64(q); |
| src->data = g_variant_new_tuple(rational, 2); |
| break; |
| case SR_T_UINT64_RANGE: |
| if (sscanf(value, "%"PRIu64"-%"PRIu64, &low, &high) != 2) { |
| ret = -1; |
| break; |
| } else { |
| range[0] = g_variant_new_uint64(low); |
| range[1] = g_variant_new_uint64(high); |
| src->data = g_variant_new_tuple(range, 2); |
| } |
| break; |
| case SR_T_DOUBLE_RANGE: |
| if (sscanf(value, "%lf-%lf", &dlow, &dhigh) != 2) { |
| ret = -1; |
| break; |
| } else { |
| range[0] = g_variant_new_double(dlow); |
| range[1] = g_variant_new_double(dhigh); |
| src->data = g_variant_new_tuple(range, 2); |
| } |
| break; |
| case SR_T_KEYVALUE: |
| /* Expects the argument to be in the form of key=value. */ |
| keyval = g_strsplit(value, "=", 2); |
| if (!keyval[0] || !keyval[1]) { |
| g_strfreev(keyval); |
| ret = -1; |
| break; |
| } else { |
| vbl = g_variant_builder_new(G_VARIANT_TYPE_DICTIONARY); |
| g_variant_builder_add(vbl, "{ss}", |
| keyval[0], keyval[1]); |
| src->data = g_variant_builder_end(vbl); |
| g_strfreev(keyval); |
| } |
| break; |
| case SR_T_MQ: |
| /* |
| Argument is MQ id e.g. ("voltage") optionally followed by one |
| or more /<mqflag> e.g. "/ac". |
| */ |
| keyval = g_strsplit(value, "/", 0); |
| if (!keyval[0] || !(srmqi = sr_key_info_name_get(SR_KEY_MQ, keyval[0]))) { |
| g_strfreev(keyval); |
| ret = -1; |
| break; |
| } |
| mq = srmqi->key; |
| mqflags = 0; |
| for (i = 1; keyval[i]; i++) { |
| if (!(srmqi = sr_key_info_name_get(SR_KEY_MQFLAGS, keyval[i]))) { |
| ret = -1; |
| break; |
| } |
| mqflags |= srmqi->key; |
| } |
| g_strfreev(keyval); |
| if (ret != -1) { |
| gtup[0] = g_variant_new_uint32(mq); |
| gtup[1] = g_variant_new_uint64(mqflags); |
| src->data = g_variant_new_tuple(gtup, 2); |
| } |
| break; |
| default: |
| g_critical("Unknown data type specified for option '%s' " |
| "(driver implementation bug?).", key); |
| ret = -1; |
| } |
| |
| if (ret < 0) |
| g_critical("Invalid value: '%s' for option '%s'", value, key); |
| |
| return ret; |
| } |
| |
| int set_dev_options(struct sr_dev_inst *sdi, GHashTable *args) |
| { |
| struct sr_config src; |
| struct sr_channel_group *cg; |
| GHashTableIter iter; |
| gpointer key, value; |
| int ret; |
| |
| g_hash_table_iter_init(&iter, args); |
| while (g_hash_table_iter_next(&iter, &key, &value)) { |
| if ((ret = opt_to_gvar(key, value, &src)) != 0) |
| return ret; |
| cg = select_channel_group(sdi); |
| if ((ret = maybe_config_set(sr_dev_inst_driver_get(sdi), sdi, cg, |
| src.key, src.data)) != SR_OK) { |
| g_critical("Failed to set device option '%s': %s.", |
| (char *)key, sr_strerror(ret)); |
| return ret; |
| } |
| } |
| |
| return SR_OK; |
| } |
| |
| void run_session(void) |
| { |
| GSList *devices, *real_devices, *sd; |
| GHashTable *devargs; |
| GVariant *gvar; |
| struct sr_session *session; |
| struct sr_trigger *trigger; |
| struct sr_dev_inst *sdi; |
| uint64_t min_samples, max_samples; |
| GArray *dev_opts; |
| guint i; |
| int is_demo_dev; |
| struct sr_dev_driver *driver; |
| const struct sr_transform *t; |
| GMainLoop *main_loop; |
| |
| devices = device_scan(); |
| if (!devices) { |
| g_critical("No devices found."); |
| return; |
| } |
| |
| real_devices = NULL; |
| for (sd = devices; sd; sd = sd->next) { |
| sdi = sd->data; |
| |
| driver = sr_dev_inst_driver_get(sdi); |
| |
| if (!(dev_opts = sr_dev_options(driver, sdi, NULL))) { |
| g_critical("Failed to query list device options."); |
| return; |
| } |
| |
| is_demo_dev = 0; |
| for (i = 0; i < dev_opts->len; i++) { |
| if (g_array_index(dev_opts, uint32_t, i) == SR_CONF_DEMO_DEV) |
| is_demo_dev = 1; |
| } |
| |
| g_array_free(dev_opts, TRUE); |
| |
| if (!is_demo_dev) |
| real_devices = g_slist_append(real_devices, sdi); |
| } |
| |
| if (g_slist_length(devices) > 1) { |
| if (g_slist_length(real_devices) != 1) { |
| g_critical("sigrok-cli only supports one device for capturing."); |
| return; |
| } else { |
| /* We only have one non-demo device. */ |
| g_slist_free(devices); |
| devices = real_devices; |
| real_devices = NULL; |
| } |
| } |
| |
| sdi = devices->data; |
| g_slist_free(devices); |
| g_slist_free(real_devices); |
| |
| sr_session_new(sr_ctx, &session); |
| sr_session_datafeed_callback_add(session, datafeed_in, NULL); |
| |
| if (sr_dev_open(sdi) != SR_OK) { |
| g_critical("Failed to open device."); |
| return; |
| } |
| |
| if (sr_session_dev_add(session, sdi) != SR_OK) { |
| g_critical("Failed to add device to session."); |
| sr_session_destroy(session); |
| 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(session); |
| return; |
| } |
| |
| trigger = NULL; |
| if (opt_triggers) { |
| if (!parse_triggerstring(sdi, opt_triggers, &trigger)) { |
| sr_session_destroy(session); |
| return; |
| } |
| if (sr_session_trigger_set(session, trigger) != SR_OK) { |
| sr_session_destroy(session); |
| 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(session); |
| return; |
| } |
| } |
| |
| if (opt_time) { |
| if (set_limit_time(sdi) != SR_OK) { |
| sr_session_destroy(session); |
| 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(session); |
| return; |
| } |
| if (maybe_config_list(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 (maybe_config_set(sr_dev_inst_driver_get(sdi), sdi, NULL, SR_CONF_LIMIT_SAMPLES, gvar) != SR_OK) { |
| g_critical("Failed to configure sample limit."); |
| sr_session_destroy(session); |
| 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(session); |
| return; |
| } |
| gvar = g_variant_new_uint64(limit_frames); |
| if (maybe_config_set(sr_dev_inst_driver_get(sdi), sdi, NULL, SR_CONF_LIMIT_FRAMES, gvar) != SR_OK) { |
| g_critical("Failed to configure frame limit."); |
| sr_session_destroy(session); |
| return; |
| } |
| } |
| |
| if (!(t = setup_transform_module(sdi))) |
| g_critical("Failed to initialize transform module."); |
| |
| main_loop = g_main_loop_new(NULL, FALSE); |
| |
| sr_session_stopped_callback_set(session, |
| (sr_session_stopped_callback)g_main_loop_quit, main_loop); |
| |
| if (sr_session_start(session) != SR_OK) { |
| g_critical("Failed to start session."); |
| g_main_loop_unref(main_loop); |
| sr_session_destroy(session); |
| return; |
| } |
| |
| if (opt_continuous) |
| add_anykey(session); |
| |
| g_main_loop_run(main_loop); |
| |
| if (opt_continuous) |
| clear_anykey(); |
| |
| if (trigger) |
| sr_trigger_free(trigger); |
| |
| sr_session_datafeed_callback_remove_all(session); |
| g_main_loop_unref(main_loop); |
| sr_session_destroy(session); |
| } |