static u_char *ast_var_channels_table(struct variable *vp, oid *name, size_t *length, int exact, size_t *var_len, WriteMethod **write_method) { static unsigned long long_ret; static u_char bits_ret[2]; static char string_ret[256]; struct ast_channel *chan, *bridge; struct timeval tval; u_char *ret = NULL; int i, bit; struct ast_str *out = ast_str_alloca(2048); struct ast_channel_iterator *iter; if (header_simple_table(vp, name, length, exact, var_len, write_method, ast_active_channels())) return NULL; i = name[*length - 1] - 1; if (!(iter = ast_channel_iterator_all_new())) { return NULL; } while ((chan = ast_channel_iterator_next(iter)) && i) { ast_channel_unref(chan); i--; } iter = ast_channel_iterator_destroy(iter); if (chan == NULL) { return NULL; } *var_len = sizeof(long_ret); ast_channel_lock(chan); switch (vp->magic) { case ASTCHANINDEX: long_ret = name[*length - 1]; ret = (u_char *)&long_ret; break; case ASTCHANNAME: if (!ast_strlen_zero(ast_channel_name(chan))) { ast_copy_string(string_ret, ast_channel_name(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANLANGUAGE: if (!ast_strlen_zero(ast_channel_language(chan))) { ast_copy_string(string_ret, ast_channel_language(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANTYPE: ast_copy_string(string_ret, ast_channel_tech(chan)->type, sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; break; case ASTCHANMUSICCLASS: if (!ast_strlen_zero(ast_channel_musicclass(chan))) { ast_copy_string(string_ret, ast_channel_musicclass(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANBRIDGE: if ((bridge = ast_bridged_channel(chan)) != NULL) { ast_copy_string(string_ret, ast_channel_name(bridge), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANMASQ: if (ast_channel_masq(chan) && !ast_strlen_zero(ast_channel_name(ast_channel_masq(chan)))) { ast_copy_string(string_ret, ast_channel_name(ast_channel_masq(chan)), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANMASQR: if (ast_channel_masqr(chan) && !ast_strlen_zero(ast_channel_name(ast_channel_masqr(chan)))) { ast_copy_string(string_ret, ast_channel_name(ast_channel_masqr(chan)), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANWHENHANGUP: if (!ast_tvzero(*ast_channel_whentohangup(chan))) { gettimeofday(&tval, NULL); long_ret = difftime(ast_channel_whentohangup(chan)->tv_sec, tval.tv_sec) * 100 - tval.tv_usec / 10000; ret= (u_char *)&long_ret; } break; case ASTCHANAPP: if (ast_channel_appl(chan)) { ast_copy_string(string_ret, ast_channel_appl(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANDATA: if (ast_channel_data(chan)) { ast_copy_string(string_ret, ast_channel_data(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANCONTEXT: ast_copy_string(string_ret, ast_channel_context(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; break; case ASTCHANMACROCONTEXT: ast_copy_string(string_ret, ast_channel_macrocontext(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; break; case ASTCHANMACROEXTEN: ast_copy_string(string_ret, ast_channel_macroexten(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; break; case ASTCHANMACROPRI: long_ret = ast_channel_macropriority(chan); ret = (u_char *)&long_ret; break; case ASTCHANEXTEN: ast_copy_string(string_ret, ast_channel_exten(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; break; case ASTCHANPRI: long_ret = ast_channel_priority(chan); ret = (u_char *)&long_ret; break; case ASTCHANACCOUNTCODE: if (!ast_strlen_zero(ast_channel_accountcode(chan))) { ast_copy_string(string_ret, ast_channel_accountcode(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANFORWARDTO: if (!ast_strlen_zero(ast_channel_call_forward(chan))) { ast_copy_string(string_ret, ast_channel_call_forward(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANUNIQUEID: ast_copy_string(string_ret, ast_channel_uniqueid(chan), sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; break; case ASTCHANCALLGROUP: long_ret = ast_channel_callgroup(chan); ret = (u_char *)&long_ret; break; case ASTCHANPICKUPGROUP: long_ret = ast_channel_pickupgroup(chan); ret = (u_char *)&long_ret; break; case ASTCHANSTATE: long_ret = ast_channel_state(chan) & 0xffff; ret = (u_char *)&long_ret; break; case ASTCHANMUTED: long_ret = ast_channel_state(chan) & AST_STATE_MUTE ? 1 : 2; ret = (u_char *)&long_ret; break; case ASTCHANRINGS: long_ret = ast_channel_rings(chan); ret = (u_char *)&long_ret; break; case ASTCHANCIDDNID: if (ast_channel_dialed(chan)->number.str) { ast_copy_string(string_ret, ast_channel_dialed(chan)->number.str, sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANCIDNUM: if (ast_channel_caller(chan)->id.number.valid && ast_channel_caller(chan)->id.number.str) { ast_copy_string(string_ret, ast_channel_caller(chan)->id.number.str, sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANCIDNAME: if (ast_channel_caller(chan)->id.name.valid && ast_channel_caller(chan)->id.name.str) { ast_copy_string(string_ret, ast_channel_caller(chan)->id.name.str, sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANCIDANI: if (ast_channel_caller(chan)->ani.number.valid && ast_channel_caller(chan)->ani.number.str) { ast_copy_string(string_ret, ast_channel_caller(chan)->ani.number.str, sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANCIDRDNIS: if (ast_channel_redirecting(chan)->from.number.valid && ast_channel_redirecting(chan)->from.number.str) { ast_copy_string(string_ret, ast_channel_redirecting(chan)->from.number.str, sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANCIDPRES: long_ret = ast_party_id_presentation(&ast_channel_caller(chan)->id); ret = (u_char *)&long_ret; break; case ASTCHANCIDANI2: long_ret = ast_channel_caller(chan)->ani2; ret = (u_char *)&long_ret; break; case ASTCHANCIDTON: long_ret = ast_channel_caller(chan)->id.number.plan; ret = (u_char *)&long_ret; break; case ASTCHANCIDTNS: long_ret = ast_channel_dialed(chan)->transit_network_select; ret = (u_char *)&long_ret; break; case ASTCHANAMAFLAGS: long_ret = ast_channel_amaflags(chan); ret = (u_char *)&long_ret; break; case ASTCHANADSI: long_ret = ast_channel_adsicpe(chan); ret = (u_char *)&long_ret; break; case ASTCHANTONEZONE: if (ast_channel_zone(chan)) { ast_copy_string(string_ret, ast_channel_zone(chan)->country, sizeof(string_ret)); *var_len = strlen(string_ret); ret = (u_char *)string_ret; } break; case ASTCHANHANGUPCAUSE: long_ret = ast_channel_hangupcause(chan); ret = (u_char *)&long_ret; break; case ASTCHANVARIABLES: if (pbx_builtin_serialize_variables(chan, &out)) { *var_len = ast_str_strlen(out); ret = (u_char *)ast_str_buffer(out); } break; case ASTCHANFLAGS: bits_ret[0] = 0; for (bit = 0; bit < 8; bit++) bits_ret[0] |= ((ast_channel_flags(chan)->flags & (1 << bit)) >> bit) << (7 - bit); bits_ret[1] = 0; for (bit = 0; bit < 8; bit++) bits_ret[1] |= (((ast_channel_flags(chan)->flags >> 8) & (1 << bit)) >> bit) << (7 - bit); *var_len = 2; ret = bits_ret; break; case ASTCHANTRANSFERCAP: long_ret = ast_channel_transfercapability(chan); ret = (u_char *)&long_ret; default: break; } ast_channel_unlock(chan); chan = ast_channel_unref(chan); return ret; }
static int func_channel_read(struct ast_channel *chan, const char *function, char *data, char *buf, size_t len) { int ret = 0; struct ast_format_cap *tmpcap; if (!chan) { ast_log(LOG_WARNING, "No channel was provided to %s function.\n", function); return -1; } if (!strcasecmp(data, "audionativeformat")) { tmpcap = ast_format_cap_alloc(AST_FORMAT_CAP_FLAG_DEFAULT); if (tmpcap) { struct ast_str *codec_buf = ast_str_alloca(128); ast_channel_lock(chan); ast_format_cap_append_from_cap(tmpcap, ast_channel_nativeformats(chan), AST_MEDIA_TYPE_AUDIO); ast_channel_unlock(chan); ast_copy_string(buf, ast_format_cap_get_names(tmpcap, &codec_buf), len); ao2_ref(tmpcap, -1); } } else if (!strcasecmp(data, "videonativeformat")) { tmpcap = ast_format_cap_alloc(AST_FORMAT_CAP_FLAG_DEFAULT); if (tmpcap) { struct ast_str *codec_buf = ast_str_alloca(128); ast_channel_lock(chan); ast_format_cap_append_from_cap(tmpcap, ast_channel_nativeformats(chan), AST_MEDIA_TYPE_VIDEO); ast_channel_unlock(chan); ast_copy_string(buf, ast_format_cap_get_names(tmpcap, &codec_buf), len); ao2_ref(tmpcap, -1); } } else if (!strcasecmp(data, "audioreadformat")) { locked_copy_string(chan, buf, ast_format_get_name(ast_channel_readformat(chan)), len); } else if (!strcasecmp(data, "audiowriteformat")) { locked_copy_string(chan, buf, ast_format_get_name(ast_channel_writeformat(chan)), len); #ifdef CHANNEL_TRACE } else if (!strcasecmp(data, "trace")) { locked_copy_string(chan, buf, ast_channel_trace_is_enabled(chan) ? "1" : "0", len); #endif } else if (!strcasecmp(data, "tonezone") && ast_channel_zone(chan)) { locked_copy_string(chan, buf, ast_channel_zone(chan)->country, len); } else if (!strcasecmp(data, "dtmf_features")) { if (ast_bridge_features_ds_get_string(chan, buf, len)) { buf[0] = '\0'; } } else if (!strcasecmp(data, "language")) locked_copy_string(chan, buf, ast_channel_language(chan), len); else if (!strcasecmp(data, "musicclass")) locked_copy_string(chan, buf, ast_channel_musicclass(chan), len); else if (!strcasecmp(data, "name")) { locked_copy_string(chan, buf, ast_channel_name(chan), len); } else if (!strcasecmp(data, "parkinglot")) locked_copy_string(chan, buf, ast_channel_parkinglot(chan), len); else if (!strcasecmp(data, "state")) locked_copy_string(chan, buf, ast_state2str(ast_channel_state(chan)), len); else if (!strcasecmp(data, "onhold")) { locked_copy_string(chan, buf, ast_channel_hold_state(chan) == AST_CONTROL_HOLD ? "1" : "0", len); } else if (!strcasecmp(data, "channeltype")) locked_copy_string(chan, buf, ast_channel_tech(chan)->type, len); else if (!strcasecmp(data, "accountcode")) locked_copy_string(chan, buf, ast_channel_accountcode(chan), len); else if (!strcasecmp(data, "checkhangup")) { locked_copy_string(chan, buf, ast_check_hangup(chan) ? "1" : "0", len); } else if (!strcasecmp(data, "peeraccount")) locked_copy_string(chan, buf, ast_channel_peeraccount(chan), len); else if (!strcasecmp(data, "hangupsource")) locked_copy_string(chan, buf, ast_channel_hangupsource(chan), len); else if (!strcasecmp(data, "appname") && ast_channel_appl(chan)) locked_copy_string(chan, buf, ast_channel_appl(chan), len); else if (!strcasecmp(data, "appdata") && ast_channel_data(chan)) locked_copy_string(chan, buf, ast_channel_data(chan), len); else if (!strcasecmp(data, "exten") && ast_channel_data(chan)) locked_copy_string(chan, buf, ast_channel_exten(chan), len); else if (!strcasecmp(data, "context") && ast_channel_data(chan)) locked_copy_string(chan, buf, ast_channel_context(chan), len); else if (!strcasecmp(data, "userfield") && ast_channel_data(chan)) locked_copy_string(chan, buf, ast_channel_userfield(chan), len); else if (!strcasecmp(data, "channame") && ast_channel_data(chan)) locked_copy_string(chan, buf, ast_channel_name(chan), len); else if (!strcasecmp(data, "linkedid")) { ast_channel_lock(chan); if (ast_strlen_zero(ast_channel_linkedid(chan))) { /* fall back on the channel's uniqueid if linkedid is unset */ ast_copy_string(buf, ast_channel_uniqueid(chan), len); } else { ast_copy_string(buf, ast_channel_linkedid(chan), len); } ast_channel_unlock(chan); } else if (!strcasecmp(data, "peer")) { struct ast_channel *peer; peer = ast_channel_bridge_peer(chan); if (peer) { /* Only real channels could have a bridge peer this way. */ ast_channel_lock(peer); ast_copy_string(buf, ast_channel_name(peer), len); ast_channel_unlock(peer); ast_channel_unref(peer); } else { buf[0] = '\0'; ast_channel_lock(chan); if (!ast_channel_tech(chan)) { const char *pname; /* * A dummy channel can still pass along bridged peer info * via the BRIDGEPEER variable. * * A horrible kludge, but... how else? */ pname = pbx_builtin_getvar_helper(chan, "BRIDGEPEER"); if (!ast_strlen_zero(pname)) { ast_copy_string(buf, pname, len); } } ast_channel_unlock(chan); } } else if (!strcasecmp(data, "uniqueid")) { locked_copy_string(chan, buf, ast_channel_uniqueid(chan), len); } else if (!strcasecmp(data, "transfercapability")) { locked_copy_string(chan, buf, transfercapability_table[ast_channel_transfercapability(chan) & 0x1f], len); } else if (!strcasecmp(data, "callgroup")) { char groupbuf[256]; locked_copy_string(chan, buf, ast_print_group(groupbuf, sizeof(groupbuf), ast_channel_callgroup(chan)), len); } else if (!strcasecmp(data, "pickupgroup")) { char groupbuf[256]; locked_copy_string(chan, buf, ast_print_group(groupbuf, sizeof(groupbuf), ast_channel_pickupgroup(chan)), len); } else if (!strcasecmp(data, "namedcallgroup")) { struct ast_str *tmp_str = ast_str_alloca(1024); locked_copy_string(chan, buf, ast_print_namedgroups(&tmp_str, ast_channel_named_callgroups(chan)), len); } else if (!strcasecmp(data, "namedpickupgroup")) { struct ast_str *tmp_str = ast_str_alloca(1024); locked_copy_string(chan, buf, ast_print_namedgroups(&tmp_str, ast_channel_named_pickupgroups(chan)), len); } else if (!strcasecmp(data, "after_bridge_goto")) { ast_bridge_read_after_goto(chan, buf, len); } else if (!strcasecmp(data, "amaflags")) { ast_channel_lock(chan); snprintf(buf, len, "%u", ast_channel_amaflags(chan)); ast_channel_unlock(chan); } else if (!strncasecmp(data, "secure_bridge_", 14)) { struct ast_datastore *ds; buf[0] = '\0'; ast_channel_lock(chan); if ((ds = ast_channel_datastore_find(chan, &secure_call_info, NULL))) { struct ast_secure_call_store *encrypt = ds->data; if (!strcasecmp(data, "secure_bridge_signaling")) { snprintf(buf, len, "%s", encrypt->signaling ? "1" : ""); } else if (!strcasecmp(data, "secure_bridge_media")) { snprintf(buf, len, "%s", encrypt->media ? "1" : ""); } } ast_channel_unlock(chan); } else if (!strcasecmp(data, "max_forwards")) { ast_channel_lock(chan); snprintf(buf, len, "%d", ast_max_forwards_get(chan)); ast_channel_unlock(chan); } else if (!ast_channel_tech(chan) || !ast_channel_tech(chan)->func_channel_read || ast_channel_tech(chan)->func_channel_read(chan, function, data, buf, len)) { ast_log(LOG_WARNING, "Unknown or unavailable item requested: '%s'\n", data); ret = -1; } return ret; }
static int serialize_showchan(struct ast_channel *c, char *buf, size_t size) { long elapsed_seconds = 0; int hour = 0, min = 0, sec = 0; struct ast_str *format_buf = ast_str_alloca(64); char cgrp[256]; char pgrp[256]; struct ast_str *write_transpath = ast_str_alloca(256); struct ast_str *read_transpath = ast_str_alloca(256); struct ast_bridge *bridge; memset(buf, 0, size); if (!c) return 0; elapsed_seconds = ast_channel_get_duration(c); hour = elapsed_seconds / 3600; min = (elapsed_seconds % 3600) / 60; sec = elapsed_seconds % 60; ast_channel_lock(c); bridge = ast_channel_get_bridge(c); ast_channel_unlock(c); snprintf(buf,size, "Name= %s\n" "Type= %s\n" "UniqueID= %s\n" "LinkedID= %s\n" "CallerIDNum= %s\n" "CallerIDName= %s\n" "ConnectedLineIDNum= %s\n" "ConnectedLineIDName=%s\n" "DNIDDigits= %s\n" "RDNIS= %s\n" "Parkinglot= %s\n" "Language= %s\n" "State= %s (%u)\n" "Rings= %d\n" "NativeFormat= %s\n" "WriteFormat= %s\n" "ReadFormat= %s\n" "RawWriteFormat= %s\n" "RawReadFormat= %s\n" "WriteTranscode= %s %s\n" "ReadTranscode= %s %s\n" "1stFileDescriptor= %d\n" "Framesin= %u %s\n" "Framesout= %u %s\n" "TimetoHangup= %ld\n" "ElapsedTime= %dh%dm%ds\n" "BridgeID= %s\n" "Context= %s\n" "Extension= %s\n" "Priority= %d\n" "CallGroup= %s\n" "PickupGroup= %s\n" "Application= %s\n" "Data= %s\n" "Blocking_in= %s\n", ast_channel_name(c), ast_channel_tech(c)->type, ast_channel_uniqueid(c), ast_channel_linkedid(c), S_COR(ast_channel_caller(c)->id.number.valid, ast_channel_caller(c)->id.number.str, "(N/A)"), S_COR(ast_channel_caller(c)->id.name.valid, ast_channel_caller(c)->id.name.str, "(N/A)"), S_COR(ast_channel_connected(c)->id.number.valid, ast_channel_connected(c)->id.number.str, "(N/A)"), S_COR(ast_channel_connected(c)->id.name.valid, ast_channel_connected(c)->id.name.str, "(N/A)"), S_OR(ast_channel_dialed(c)->number.str, "(N/A)"), S_COR(ast_channel_redirecting(c)->from.number.valid, ast_channel_redirecting(c)->from.number.str, "(N/A)"), ast_channel_parkinglot(c), ast_channel_language(c), ast_state2str(ast_channel_state(c)), ast_channel_state(c), ast_channel_rings(c), ast_format_cap_get_names(ast_channel_nativeformats(c), &format_buf), ast_format_get_name(ast_channel_writeformat(c)), ast_format_get_name(ast_channel_readformat(c)), ast_format_get_name(ast_channel_rawwriteformat(c)), ast_format_get_name(ast_channel_rawreadformat(c)), ast_channel_writetrans(c) ? "Yes" : "No", ast_translate_path_to_str(ast_channel_writetrans(c), &write_transpath), ast_channel_readtrans(c) ? "Yes" : "No", ast_translate_path_to_str(ast_channel_readtrans(c), &read_transpath), ast_channel_fd(c, 0), ast_channel_fin(c) & ~DEBUGCHAN_FLAG, (ast_channel_fin(c) & DEBUGCHAN_FLAG) ? " (DEBUGGED)" : "", ast_channel_fout(c) & ~DEBUGCHAN_FLAG, (ast_channel_fout(c) & DEBUGCHAN_FLAG) ? " (DEBUGGED)" : "", (long)ast_channel_whentohangup(c)->tv_sec, hour, min, sec, bridge ? bridge->uniqueid : "(Not bridged)", ast_channel_context(c), ast_channel_exten(c), ast_channel_priority(c), ast_print_group(cgrp, sizeof(cgrp), ast_channel_callgroup(c)), ast_print_group(pgrp, sizeof(pgrp), ast_channel_pickupgroup(c)), ast_channel_appl(c) ? ast_channel_appl(c) : "(N/A)", ast_channel_data(c) ? S_OR(ast_channel_data(c), "(Empty)") : "(None)", (ast_test_flag(ast_channel_flags(c), AST_FLAG_BLOCKING) ? ast_channel_blockproc(c) : "(Not Blocking)")); ao2_cleanup(bridge); return 0; }
static void aoc_s_event(const struct ast_aoc_decoded *decoded, struct ast_channel *owner, struct ast_str **msg) { const char *rate_str; char prefix[32]; int idx; if (owner) { ast_str_append(msg, 0, "Channel: %s\r\n", ast_channel_name(owner)); ast_str_append(msg, 0, "UniqueID: %s\r\n", ast_channel_uniqueid(owner)); } ast_str_append(msg, 0, "NumberRates: %d\r\n", decoded->aoc_s_count); for (idx = 0; idx < decoded->aoc_s_count; ++idx) { snprintf(prefix, sizeof(prefix), "Rate(%d)", idx); ast_str_append(msg, 0, "%s/Chargeable: %s\r\n", prefix, aoc_charged_item_str(decoded->aoc_s_entries[idx].charged_item)); if (decoded->aoc_s_entries[idx].charged_item == AST_AOC_CHARGED_ITEM_NA) { continue; } rate_str = aoc_rate_type_str(decoded->aoc_s_entries[idx].rate_type); ast_str_append(msg, 0, "%s/Type: %s\r\n", prefix, rate_str); switch (decoded->aoc_s_entries[idx].rate_type) { case AST_AOC_RATE_TYPE_DURATION: strcat(prefix, "/"); strcat(prefix, rate_str); ast_str_append(msg, 0, "%s/Currency: %s\r\n", prefix, decoded->aoc_s_entries[idx].rate.duration.currency_name); aoc_amount_str(msg, prefix, decoded->aoc_s_entries[idx].rate.duration.amount, decoded->aoc_s_entries[idx].rate.duration.multiplier); ast_str_append(msg, 0, "%s/ChargingType: %s\r\n", prefix, decoded->aoc_s_entries[idx].rate.duration.charging_type ? "StepFunction" : "ContinuousCharging"); aoc_time_str(msg, prefix, "Time", decoded->aoc_s_entries[idx].rate.duration.time, decoded->aoc_s_entries[idx].rate.duration.time_scale); if (decoded->aoc_s_entries[idx].rate.duration.granularity_time) { aoc_time_str(msg, prefix, "Granularity", decoded->aoc_s_entries[idx].rate.duration.granularity_time, decoded->aoc_s_entries[idx].rate.duration.granularity_time_scale); } break; case AST_AOC_RATE_TYPE_FLAT: strcat(prefix, "/"); strcat(prefix, rate_str); ast_str_append(msg, 0, "%s/Currency: %s\r\n", prefix, decoded->aoc_s_entries[idx].rate.flat.currency_name); aoc_amount_str(msg, prefix, decoded->aoc_s_entries[idx].rate.flat.amount, decoded->aoc_s_entries[idx].rate.flat.multiplier); break; case AST_AOC_RATE_TYPE_VOLUME: strcat(prefix, "/"); strcat(prefix, rate_str); ast_str_append(msg, 0, "%s/Currency: %s\r\n", prefix, decoded->aoc_s_entries[idx].rate.volume.currency_name); aoc_amount_str(msg, prefix, decoded->aoc_s_entries[idx].rate.volume.amount, decoded->aoc_s_entries[idx].rate.volume.multiplier); ast_str_append(msg, 0, "%s/Unit: %s\r\n", prefix, aoc_volume_unit_str(decoded->aoc_s_entries[idx].rate.volume.volume_unit)); break; case AST_AOC_RATE_TYPE_SPECIAL_CODE: ast_str_append(msg, 0, "%s/%s: %d\r\n", prefix, rate_str, decoded->aoc_s_entries[idx].rate.special_code); break; default: break; } } }
static void aoc_e_event(const struct ast_aoc_decoded *decoded, struct ast_channel *chan, struct ast_str **msg) { const char *charge_str; int idx; char prefix[32]; if (chan) { ast_str_append(msg, 0, "Channel: %s\r\n", ast_channel_name(chan)); ast_str_append(msg, 0, "UniqueID: %s\r\n", ast_channel_uniqueid(chan)); } charge_str = "ChargingAssociation"; switch (decoded->charging_association.charging_type) { case AST_AOC_CHARGING_ASSOCIATION_NUMBER: snprintf(prefix, sizeof(prefix), "%s/Number", charge_str); ast_str_append(msg, 0, "%s: %s\r\n", prefix, decoded->charging_association.charge.number.number); ast_str_append(msg, 0, "%s/Plan: %d\r\n", prefix, decoded->charging_association.charge.number.plan); break; case AST_AOC_CHARGING_ASSOCIATION_ID: ast_str_append(msg, 0, "%s/ID: %d\r\n", charge_str, decoded->charging_association.charge.id); break; case AST_AOC_CHARGING_ASSOCIATION_NA: default: break; } charge_str = aoc_charge_type_str(decoded->charge_type); ast_str_append(msg, 0, "Type: %s\r\n", charge_str); switch (decoded->charge_type) { case AST_AOC_CHARGE_CURRENCY: case AST_AOC_CHARGE_UNIT: ast_str_append(msg, 0, "BillingID: %s\r\n", aoc_billingid_str(decoded->billing_id)); break; default: break; } switch (decoded->charge_type) { case AST_AOC_CHARGE_CURRENCY: ast_str_append(msg, 0, "%s: %s\r\n", charge_str, decoded->currency_name); aoc_amount_str(msg, charge_str, decoded->currency_amount, decoded->multiplier); break; case AST_AOC_CHARGE_UNIT: ast_str_append(msg, 0, "%s/NumberItems: %d\r\n", charge_str, decoded->unit_count); for (idx = 0; idx < decoded->unit_count; ++idx) { snprintf(prefix, sizeof(prefix), "%s/Item(%d)", charge_str, idx); if (decoded->unit_list[idx].valid_amount) { ast_str_append(msg, 0, "%s/NumberOf: %u\r\n", prefix, decoded->unit_list[idx].amount); } if (decoded->unit_list[idx].valid_type) { ast_str_append(msg, 0, "%s/TypeOf: %d\r\n", prefix, decoded->unit_list[idx].type); } } break; default: break; } }
/*! \brief Start monitoring a channel * \param chan ast_channel struct to record * \param format_spec file format to use for recording * \param fname_base filename base to record to * \param need_lock whether to lock the channel mutex * \param stream_action whether to record the input and/or output streams. X_REC_IN | X_REC_OUT is most often used * Creates the file to record, if no format is specified it assumes WAV * It also sets channel variable __MONITORED=yes * \retval 0 on success * \retval -1 on failure */ int AST_OPTIONAL_API_NAME(ast_monitor_start)(struct ast_channel *chan, const char *format_spec, const char *fname_base, int need_lock, int stream_action) { int res = 0; LOCK_IF_NEEDED(chan, need_lock); if (!(ast_channel_monitor(chan))) { struct ast_channel_monitor *monitor; char *channel_name, *p; /* Create monitoring directory if needed */ ast_mkdir(ast_config_AST_MONITOR_DIR, 0777); if (!(monitor = ast_calloc(1, sizeof(*monitor)))) { UNLOCK_IF_NEEDED(chan, need_lock); return -1; } /* Determine file names */ if (!ast_strlen_zero(fname_base)) { int directory = strchr(fname_base, '/') ? 1 : 0; const char *absolute = *fname_base == '/' ? "" : ast_config_AST_MONITOR_DIR; const char *absolute_suffix = *fname_base == '/' ? "" : "/"; snprintf(monitor->read_filename, FILENAME_MAX, "%s%s%s-in", absolute, absolute_suffix, fname_base); snprintf(monitor->write_filename, FILENAME_MAX, "%s%s%s-out", absolute, absolute_suffix, fname_base); snprintf(monitor->filename_base, FILENAME_MAX, "%s%s%s", absolute, absolute_suffix, fname_base); /* try creating the directory just in case it doesn't exist */ if (directory) { char *name = ast_strdupa(monitor->filename_base); ast_mkdir(dirname(name), 0777); } } else { ast_mutex_lock(&monitorlock); snprintf(monitor->read_filename, FILENAME_MAX, "%s/audio-in-%lu", ast_config_AST_MONITOR_DIR, seq); snprintf(monitor->write_filename, FILENAME_MAX, "%s/audio-out-%lu", ast_config_AST_MONITOR_DIR, seq); seq++; ast_mutex_unlock(&monitorlock); /* Replace all '/' chars from the channel name with '-' chars. */ channel_name = ast_strdupa(ast_channel_name(chan)); for (p = channel_name; (p = strchr(p, '/')); ) { *p = '-'; } snprintf(monitor->filename_base, FILENAME_MAX, "%s/%d-%s", ast_config_AST_MONITOR_DIR, (int)time(NULL), channel_name); monitor->filename_changed = 1; } monitor->stop = ast_monitor_stop; /* Determine file format */ if (!ast_strlen_zero(format_spec)) { monitor->format = ast_strdup(format_spec); } else { monitor->format = ast_strdup("wav"); } /* open files */ if (stream_action & X_REC_IN) { if (ast_fileexists(monitor->read_filename, NULL, NULL) > 0) ast_filedelete(monitor->read_filename, NULL); if (!(monitor->read_stream = ast_writefile(monitor->read_filename, monitor->format, NULL, O_CREAT|O_TRUNC|O_WRONLY, 0, AST_FILE_MODE))) { ast_log(LOG_WARNING, "Could not create file %s\n", monitor->read_filename); ast_free(monitor); UNLOCK_IF_NEEDED(chan, need_lock); return -1; } } else monitor->read_stream = NULL; if (stream_action & X_REC_OUT) { if (ast_fileexists(monitor->write_filename, NULL, NULL) > 0) { ast_filedelete(monitor->write_filename, NULL); } if (!(monitor->write_stream = ast_writefile(monitor->write_filename, monitor->format, NULL, O_CREAT|O_TRUNC|O_WRONLY, 0, AST_FILE_MODE))) { ast_log(LOG_WARNING, "Could not create file %s\n", monitor->write_filename); if (monitor->read_stream) { ast_closestream(monitor->read_stream); } ast_free(monitor); UNLOCK_IF_NEEDED(chan, need_lock); return -1; } } else monitor->write_stream = NULL; ast_channel_monitor_set(chan, monitor); ast_monitor_set_state(chan, AST_MONITOR_RUNNING); /* so we know this call has been monitored in case we need to bill for it or something */ pbx_builtin_setvar_helper(chan, "__MONITORED","true"); ast_manager_event(chan, EVENT_FLAG_CALL, "MonitorStart", "Channel: %s\r\n" "Uniqueid: %s\r\n", ast_channel_name(chan), ast_channel_uniqueid(chan)); } else { ast_debug(1,"Cannot start monitoring %s, already monitored\n", ast_channel_name(chan)); res = -1; } UNLOCK_IF_NEEDED(chan, need_lock); return res; }
int ast_do_pickup(struct ast_channel *chan, struct ast_channel *target) { struct ast_party_connected_line connected_caller; struct ast_datastore *ds_pickup; const char *chan_name;/*!< A masquerade changes channel names. */ const char *target_name;/*!< A masquerade changes channel names. */ int res = -1; RAII_VAR(struct ast_channel_snapshot *, chan_snapshot, NULL, ao2_cleanup); RAII_VAR(struct ast_channel_snapshot *, target_snapshot, NULL, ao2_cleanup); target_name = ast_strdupa(ast_channel_name(target)); ast_debug(1, "Call pickup on '%s' by '%s'\n", target_name, ast_channel_name(chan)); /* Mark the target to block any call pickup race. */ ds_pickup = ast_datastore_alloc(&pickup_active, NULL); if (!ds_pickup) { ast_log(LOG_WARNING, "Unable to create channel datastore on '%s' for call pickup\n", target_name); return -1; } ast_channel_datastore_add(target, ds_pickup); ast_party_connected_line_init(&connected_caller); ast_party_connected_line_copy(&connected_caller, ast_channel_connected(target)); ast_channel_unlock(target);/* The pickup race is avoided so we do not need the lock anymore. */ /* Reset any earlier private connected id representation */ ast_party_id_reset(&connected_caller.priv); connected_caller.source = AST_CONNECTED_LINE_UPDATE_SOURCE_ANSWER; if (ast_channel_connected_line_sub(NULL, chan, &connected_caller, 0) && ast_channel_connected_line_macro(NULL, chan, &connected_caller, 0, 0)) { ast_channel_update_connected_line(chan, &connected_caller, NULL); } ast_party_connected_line_free(&connected_caller); ast_channel_lock(chan); chan_name = ast_strdupa(ast_channel_name(chan)); ast_connected_line_copy_from_caller(&connected_caller, ast_channel_caller(chan)); ast_channel_unlock(chan); connected_caller.source = AST_CONNECTED_LINE_UPDATE_SOURCE_ANSWER; if (ast_answer(chan)) { ast_log(LOG_WARNING, "Unable to answer '%s'\n", chan_name); goto pickup_failed; } if (ast_queue_control(chan, AST_CONTROL_ANSWER)) { ast_log(LOG_WARNING, "Unable to queue answer on '%s'\n", chan_name); goto pickup_failed; } ast_channel_queue_connected_line_update(chan, &connected_caller, NULL); /* setting the HANGUPCAUSE so the ringing channel knows this call was not a missed call */ ast_channel_hangupcause_set(chan, AST_CAUSE_ANSWERED_ELSEWHERE); ast_channel_lock(chan); chan_snapshot = ast_channel_snapshot_create(chan); ast_channel_unlock(chan); if (!chan_snapshot) { goto pickup_failed; } target_snapshot = ast_channel_snapshot_get_latest(ast_channel_uniqueid(target)); if (!target_snapshot) { goto pickup_failed; } if (ast_channel_move(target, chan)) { ast_log(LOG_WARNING, "Unable to complete call pickup of '%s' with '%s'\n", chan_name, target_name); goto pickup_failed; } /* target points to the channel that did the pickup at this point, so use that channel's topic instead of chan */ send_call_pickup_stasis_message(target, chan_snapshot, target_snapshot); res = 0; pickup_failed: ast_channel_lock(target); if (!ast_channel_datastore_remove(target, ds_pickup)) { ast_datastore_free(ds_pickup); } ast_party_connected_line_free(&connected_caller); return res; }
/*! * \internal * \brief Determine if an extension is a parking extension */ static int parking_is_exten_park(const char *context, const char *exten) { struct ast_exten *exten_obj; struct pbx_find_info info = { .stacklen = 0 }; /* the rest is reset in pbx_find_extension */ const char *app_at_exten; ast_debug(4, "Checking if %s@%s is a parking exten\n", exten, context); exten_obj = pbx_find_extension(NULL, NULL, &info, context, exten, 1, NULL, NULL, E_MATCH); if (!exten_obj) { return 0; } app_at_exten = ast_get_extension_app(exten_obj); if (!app_at_exten || strcasecmp(PARK_APPLICATION, app_at_exten)) { return 0; } return 1; } /*! * \internal * \since 12.0.0 * \brief Perform a blind transfer to a parking lot * * In general, most parking features should work to call this function. This will safely * park either a channel in the bridge with \ref bridge_channel or will park the entire * bridge if more than one channel is in the bridge. It will create the correct data to * pass to the \ref AstBridging Bridging API to safely park the channel. * * \param bridge_channel The bridge_channel representing the channel performing the park * \param context The context to blind transfer to * \param exten The extension to blind transfer to * \param parked_channel_cb Optional callback executed prior to sending the parked channel into the bridge * \param parked_channel_data Data for the parked_channel_cb * * \retval 0 on success * \retval non-zero on error */ static int parking_blind_transfer_park(struct ast_bridge_channel *bridge_channel, const char *context, const char *exten, transfer_channel_cb parked_channel_cb, struct transfer_channel_data *parked_channel_data) { RAII_VAR(struct ast_bridge_channel *, other, NULL, ao2_cleanup); RAII_VAR(struct ast_channel *, other_chan, NULL, ast_channel_cleanup); struct ast_exten *e; struct pbx_find_info find_info = { .stacklen = 0 }; int peer_count; if (ast_strlen_zero(context) || ast_strlen_zero(exten)) { return -1; } if (!bridge_channel->in_bridge) { return -1; } if (!parking_is_exten_park(context, exten)) { return -1; } ast_bridge_channel_lock_bridge(bridge_channel); peer_count = bridge_channel->bridge->num_channels; if (peer_count == 2) { other = ast_bridge_channel_peer(bridge_channel); ao2_ref(other, +1); other_chan = other->chan; ast_channel_ref(other_chan); } ast_bridge_unlock(bridge_channel->bridge); if (peer_count < 2) { /* There is nothing to do if there is no one to park. */ return -1; } /* With a multiparty bridge, we need to do a regular blind transfer. We link the * existing bridge to the parking lot with a Local channel rather than * transferring others. */ if (peer_count > 2) { struct ast_channel *transfer_chan = NULL; transfer_chan = park_local_transfer(bridge_channel->chan, context, exten, parked_channel_data); if (!transfer_chan) { return -1; } ast_channel_ref(transfer_chan); if (parked_channel_cb) { parked_channel_cb(transfer_chan, parked_channel_data, AST_BRIDGE_TRANSFER_MULTI_PARTY); } if (ast_bridge_impart(bridge_channel->bridge, transfer_chan, NULL, NULL, AST_BRIDGE_IMPART_CHAN_INDEPENDENT)) { ast_hangup(transfer_chan); ast_channel_unref(transfer_chan); return -1; } ast_channel_unref(transfer_chan); return 0; } /* Subscribe to park messages with the other channel entering */ if (create_parked_subscription_full(bridge_channel->chan, ast_channel_uniqueid(other->chan), 1, parked_channel_data)) { return -1; } if (parked_channel_cb) { parked_channel_cb(other_chan, parked_channel_data, AST_BRIDGE_TRANSFER_SINGLE_PARTY); } e = pbx_find_extension(NULL, NULL, &find_info, context, exten, 1, NULL, NULL, E_MATCH); /* Write the park frame with the intended recipient and other data out to the bridge. */ ast_bridge_channel_write_park(bridge_channel, ast_channel_uniqueid(other_chan), ast_channel_uniqueid(bridge_channel->chan), e ? ast_get_extension_app_data(e) : NULL); return 0; } /*! * \internal * \since 12.0.0 * \brief Perform a direct park on a channel in a bridge * * \note This will be called from within the \ref AstBridging Bridging API * * \param bridge_channel The bridge_channel representing the channel to be parked * \param uuid_parkee The UUID of the channel being parked * \param uuid_parker The UUID of the channel performing the park * \param app_data Application parseable data to pass to the parking application */ static int parking_park_bridge_channel(struct ast_bridge_channel *bridge_channel, const char *uuid_parkee, const char *uuid_parker, const char *app_data) { RAII_VAR(struct ast_bridge *, parking_bridge, NULL, ao2_cleanup); RAII_VAR(struct ast_bridge *, original_bridge, NULL, ao2_cleanup); RAII_VAR(struct ast_channel *, parker, NULL, ao2_cleanup); if (strcmp(ast_channel_uniqueid(bridge_channel->chan), uuid_parkee)) { /* We aren't the parkee, so ignore this action. */ return -1; } parker = ast_channel_get_by_name(uuid_parker); if (!parker) { ast_log(LOG_NOTICE, "Channel with uuid %s left before we could start parking the call. Parking canceled.\n", uuid_parker); publish_parked_call_failure(bridge_channel->chan); return -1; } if (!(parking_bridge = park_application_setup(bridge_channel->chan, parker, app_data, NULL))) { publish_parked_call_failure(bridge_channel->chan); return -1; } ast_bridge_set_transfer_variables(bridge_channel->chan, ast_channel_name(parker), 0); /* bridge_channel must be locked so we can get a reference to the bridge it is currently on */ ao2_lock(bridge_channel); original_bridge = bridge_channel->bridge; if (!original_bridge) { ao2_unlock(bridge_channel); publish_parked_call_failure(bridge_channel->chan); return -1; } ao2_ref(original_bridge, +1); /* Cleaned by RAII_VAR */ ao2_unlock(bridge_channel); if (ast_bridge_move(parking_bridge, original_bridge, bridge_channel->chan, NULL, 1)) { ast_log(LOG_ERROR, "Failed to move %s into the parking bridge.\n", ast_channel_name(bridge_channel->chan)); return -1; } return 0; }
int ast_cel_report_event(struct ast_channel *chan, enum ast_cel_event_type event_type, const char *userdefevname, const char *extra, struct ast_channel *peer2) { struct timeval eventtime; struct ast_event *ev; const char *peername = ""; struct ast_channel *peer; ast_channel_lock(chan); peer = ast_bridged_channel(chan); if (peer) { ast_channel_ref(peer); } ast_channel_unlock(chan); /* Make sure a reload is not occurring while we're checking to see if this * is an event that we care about. We could lose an important event in this * process otherwise. */ ast_mutex_lock(&reload_lock); if (!cel_enabled || !ast_cel_track_event(event_type)) { ast_mutex_unlock(&reload_lock); if (peer) { ast_channel_unref(peer); } return 0; } if (event_type == AST_CEL_APP_START || event_type == AST_CEL_APP_END) { char *app; if (!(app = ao2_find(appset, (char *) ast_channel_appl(chan), OBJ_POINTER))) { ast_mutex_unlock(&reload_lock); if (peer) { ast_channel_unref(peer); } return 0; } ao2_ref(app, -1); } ast_mutex_unlock(&reload_lock); if (peer) { ast_channel_lock(peer); peername = ast_strdupa(ast_channel_name(peer)); ast_channel_unlock(peer); } else if (peer2) { ast_channel_lock(peer2); peername = ast_strdupa(ast_channel_name(peer2)); ast_channel_unlock(peer2); } if (!userdefevname) { userdefevname = ""; } if (!extra) { extra = ""; } eventtime = ast_tvnow(); ast_channel_lock(chan); ev = ast_event_new(AST_EVENT_CEL, AST_EVENT_IE_CEL_EVENT_TYPE, AST_EVENT_IE_PLTYPE_UINT, event_type, AST_EVENT_IE_CEL_EVENT_TIME, AST_EVENT_IE_PLTYPE_UINT, eventtime.tv_sec, AST_EVENT_IE_CEL_EVENT_TIME_USEC, AST_EVENT_IE_PLTYPE_UINT, eventtime.tv_usec, AST_EVENT_IE_CEL_USEREVENT_NAME, AST_EVENT_IE_PLTYPE_STR, userdefevname, AST_EVENT_IE_CEL_CIDNAME, AST_EVENT_IE_PLTYPE_STR, S_COR(ast_channel_caller(chan)->id.name.valid, ast_channel_caller(chan)->id.name.str, ""), AST_EVENT_IE_CEL_CIDNUM, AST_EVENT_IE_PLTYPE_STR, S_COR(ast_channel_caller(chan)->id.number.valid, ast_channel_caller(chan)->id.number.str, ""), AST_EVENT_IE_CEL_CIDANI, AST_EVENT_IE_PLTYPE_STR, S_COR(ast_channel_caller(chan)->ani.number.valid, ast_channel_caller(chan)->ani.number.str, ""), AST_EVENT_IE_CEL_CIDRDNIS, AST_EVENT_IE_PLTYPE_STR, S_COR(ast_channel_redirecting(chan)->from.number.valid, ast_channel_redirecting(chan)->from.number.str, ""), AST_EVENT_IE_CEL_CIDDNID, AST_EVENT_IE_PLTYPE_STR, S_OR(ast_channel_dialed(chan)->number.str, ""), AST_EVENT_IE_CEL_EXTEN, AST_EVENT_IE_PLTYPE_STR, ast_channel_exten(chan), AST_EVENT_IE_CEL_CONTEXT, AST_EVENT_IE_PLTYPE_STR, ast_channel_context(chan), AST_EVENT_IE_CEL_CHANNAME, AST_EVENT_IE_PLTYPE_STR, ast_channel_name(chan), AST_EVENT_IE_CEL_APPNAME, AST_EVENT_IE_PLTYPE_STR, S_OR(ast_channel_appl(chan), ""), AST_EVENT_IE_CEL_APPDATA, AST_EVENT_IE_PLTYPE_STR, S_OR(ast_channel_data(chan), ""), AST_EVENT_IE_CEL_AMAFLAGS, AST_EVENT_IE_PLTYPE_UINT, ast_channel_amaflags(chan), AST_EVENT_IE_CEL_ACCTCODE, AST_EVENT_IE_PLTYPE_STR, ast_channel_accountcode(chan), AST_EVENT_IE_CEL_PEERACCT, AST_EVENT_IE_PLTYPE_STR, ast_channel_peeraccount(chan), AST_EVENT_IE_CEL_UNIQUEID, AST_EVENT_IE_PLTYPE_STR, ast_channel_uniqueid(chan), AST_EVENT_IE_CEL_LINKEDID, AST_EVENT_IE_PLTYPE_STR, ast_channel_linkedid(chan), AST_EVENT_IE_CEL_USERFIELD, AST_EVENT_IE_PLTYPE_STR, ast_channel_userfield(chan), AST_EVENT_IE_CEL_EXTRA, AST_EVENT_IE_PLTYPE_STR, extra, AST_EVENT_IE_CEL_PEER, AST_EVENT_IE_PLTYPE_STR, peername, AST_EVENT_IE_END); ast_channel_unlock(chan); if (peer) { peer = ast_channel_unref(peer); } if (ev && ast_event_queue(ev)) { ast_event_destroy(ev); return -1; } return 0; }
const char *stasis_app_control_get_channel_id( const struct stasis_app_control *control) { return ast_channel_uniqueid(control->channel); }
struct ast_channel_snapshot *ast_channel_snapshot_create(struct ast_channel *chan) { struct ast_channel_snapshot *snapshot; struct ast_bridge *bridge; char nativeformats[256]; struct ast_str *write_transpath = ast_str_alloca(256); struct ast_str *read_transpath = ast_str_alloca(256); struct ast_party_id effective_connected_id; struct ast_callid *callid; /* no snapshots for dummy channels */ if (!ast_channel_tech(chan)) { return NULL; } snapshot = ao2_alloc(sizeof(*snapshot), channel_snapshot_dtor); if (!snapshot || ast_string_field_init(snapshot, 1024)) { ao2_cleanup(snapshot); return NULL; } ast_string_field_set(snapshot, name, ast_channel_name(chan)); ast_string_field_set(snapshot, type, ast_channel_tech(chan)->type); ast_string_field_set(snapshot, accountcode, ast_channel_accountcode(chan)); ast_string_field_set(snapshot, peeraccount, ast_channel_peeraccount(chan)); ast_string_field_set(snapshot, userfield, ast_channel_userfield(chan)); ast_string_field_set(snapshot, uniqueid, ast_channel_uniqueid(chan)); ast_string_field_set(snapshot, linkedid, ast_channel_linkedid(chan)); ast_string_field_set(snapshot, hangupsource, ast_channel_hangupsource(chan)); if (ast_channel_appl(chan)) { ast_string_field_set(snapshot, appl, ast_channel_appl(chan)); } if (ast_channel_data(chan)) { ast_string_field_set(snapshot, data, ast_channel_data(chan)); } ast_string_field_set(snapshot, context, ast_channel_context(chan)); ast_string_field_set(snapshot, exten, ast_channel_exten(chan)); ast_string_field_set(snapshot, caller_name, S_COR(ast_channel_caller(chan)->id.name.valid, ast_channel_caller(chan)->id.name.str, "")); ast_string_field_set(snapshot, caller_number, S_COR(ast_channel_caller(chan)->id.number.valid, ast_channel_caller(chan)->id.number.str, "")); ast_string_field_set(snapshot, caller_dnid, S_OR(ast_channel_dialed(chan)->number.str, "")); ast_string_field_set(snapshot, caller_subaddr, S_COR(ast_channel_caller(chan)->id.subaddress.valid, ast_channel_caller(chan)->id.subaddress.str, "")); ast_string_field_set(snapshot, dialed_subaddr, S_COR(ast_channel_dialed(chan)->subaddress.valid, ast_channel_dialed(chan)->subaddress.str, "")); ast_string_field_set(snapshot, caller_ani, S_COR(ast_channel_caller(chan)->ani.number.valid, ast_channel_caller(chan)->ani.number.str, "")); ast_string_field_set(snapshot, caller_rdnis, S_COR(ast_channel_redirecting(chan)->from.number.valid, ast_channel_redirecting(chan)->from.number.str, "")); ast_string_field_set(snapshot, caller_dnid, S_OR(ast_channel_dialed(chan)->number.str, "")); ast_string_field_set(snapshot, connected_name, S_COR(ast_channel_connected(chan)->id.name.valid, ast_channel_connected(chan)->id.name.str, "")); ast_string_field_set(snapshot, connected_number, S_COR(ast_channel_connected(chan)->id.number.valid, ast_channel_connected(chan)->id.number.str, "")); ast_string_field_set(snapshot, language, ast_channel_language(chan)); if ((bridge = ast_channel_get_bridge(chan))) { ast_string_field_set(snapshot, bridgeid, bridge->uniqueid); ao2_cleanup(bridge); } ast_string_field_set(snapshot, nativeformats, ast_getformatname_multiple(nativeformats, sizeof(nativeformats), ast_channel_nativeformats(chan))); ast_string_field_set(snapshot, readformat, ast_getformatname(ast_channel_readformat(chan))); ast_string_field_set(snapshot, writeformat, ast_getformatname(ast_channel_writeformat(chan))); ast_string_field_set(snapshot, writetrans, ast_translate_path_to_str(ast_channel_writetrans(chan), &write_transpath)); ast_string_field_set(snapshot, readtrans, ast_translate_path_to_str(ast_channel_readtrans(chan), &read_transpath)); effective_connected_id = ast_channel_connected_effective_id(chan); ast_string_field_set(snapshot, effective_name, S_COR(effective_connected_id.name.valid, effective_connected_id.name.str, "")); ast_string_field_set(snapshot, effective_number, S_COR(effective_connected_id.number.valid, effective_connected_id.number.str, "")); if ((callid = ast_channel_callid(chan))) { ast_callid_strnprint(snapshot->callid, sizeof(snapshot->callid), callid); ast_callid_unref(callid); } snapshot->creationtime = ast_channel_creationtime(chan); snapshot->hanguptime = *(ast_channel_whentohangup(chan)); snapshot->state = ast_channel_state(chan); snapshot->priority = ast_channel_priority(chan); snapshot->amaflags = ast_channel_amaflags(chan); snapshot->hangupcause = ast_channel_hangupcause(chan); ast_copy_flags(&snapshot->flags, ast_channel_flags(chan), 0xFFFFFFFF); snapshot->caller_pres = ast_party_id_presentation(&ast_channel_caller(chan)->id); snapshot->callgroup = ast_channel_callgroup(chan); snapshot->pickupgroup = ast_channel_pickupgroup(chan); ast_set_flag(&snapshot->softhangup_flags, ast_channel_softhangup_internal_flag(chan)); snapshot->manager_vars = ast_channel_get_manager_vars(chan); snapshot->channel_vars = ast_channel_get_vars(chan); snapshot->tech_properties = ast_channel_tech(chan)->properties; return snapshot; }
static int func_channel_read(struct ast_channel *chan, const char *function, char *data, char *buf, size_t len) { int ret = 0; char tmp[512]; struct ast_format_cap *tmpcap; if (!strcasecmp(data, "audionativeformat")) { if ((tmpcap = ast_format_cap_get_type(ast_channel_nativeformats(chan), AST_FORMAT_TYPE_AUDIO))) { ast_copy_string(buf, ast_getformatname_multiple(tmp, sizeof(tmp), tmpcap), len); tmpcap = ast_format_cap_destroy(tmpcap); } } else if (!strcasecmp(data, "videonativeformat")) { if ((tmpcap = ast_format_cap_get_type(ast_channel_nativeformats(chan), AST_FORMAT_TYPE_VIDEO))) { ast_copy_string(buf, ast_getformatname_multiple(tmp, sizeof(tmp), tmpcap), len); tmpcap = ast_format_cap_destroy(tmpcap); } } else if (!strcasecmp(data, "audioreadformat")) { ast_copy_string(buf, ast_getformatname(ast_channel_readformat(chan)), len); } else if (!strcasecmp(data, "audiowriteformat")) { ast_copy_string(buf, ast_getformatname(ast_channel_writeformat(chan)), len); #ifdef CHANNEL_TRACE } else if (!strcasecmp(data, "trace")) { ast_channel_lock(chan); ast_copy_string(buf, ast_channel_trace_is_enabled(chan) ? "1" : "0", len); ast_channel_unlock(chan); #endif } else if (!strcasecmp(data, "tonezone") && ast_channel_zone(chan)) locked_copy_string(chan, buf, ast_channel_zone(chan)->country, len); else if (!strcasecmp(data, "language")) locked_copy_string(chan, buf, ast_channel_language(chan), len); else if (!strcasecmp(data, "musicclass")) locked_copy_string(chan, buf, ast_channel_musicclass(chan), len); else if (!strcasecmp(data, "name")) { locked_copy_string(chan, buf, ast_channel_name(chan), len); } else if (!strcasecmp(data, "parkinglot")) locked_copy_string(chan, buf, ast_channel_parkinglot(chan), len); else if (!strcasecmp(data, "state")) locked_copy_string(chan, buf, ast_state2str(ast_channel_state(chan)), len); else if (!strcasecmp(data, "channeltype")) locked_copy_string(chan, buf, ast_channel_tech(chan)->type, len); else if (!strcasecmp(data, "accountcode")) locked_copy_string(chan, buf, ast_channel_accountcode(chan), len); else if (!strcasecmp(data, "checkhangup")) { ast_channel_lock(chan); ast_copy_string(buf, ast_check_hangup(chan) ? "1" : "0", len); ast_channel_unlock(chan); } else if (!strcasecmp(data, "peeraccount")) locked_copy_string(chan, buf, ast_channel_peeraccount(chan), len); else if (!strcasecmp(data, "hangupsource")) locked_copy_string(chan, buf, ast_channel_hangupsource(chan), len); else if (!strcasecmp(data, "appname") && ast_channel_appl(chan)) locked_copy_string(chan, buf, ast_channel_appl(chan), len); else if (!strcasecmp(data, "appdata") && ast_channel_data(chan)) locked_copy_string(chan, buf, ast_channel_data(chan), len); else if (!strcasecmp(data, "exten") && ast_channel_data(chan)) locked_copy_string(chan, buf, ast_channel_exten(chan), len); else if (!strcasecmp(data, "context") && ast_channel_data(chan)) locked_copy_string(chan, buf, ast_channel_context(chan), len); else if (!strcasecmp(data, "userfield") && ast_channel_data(chan)) locked_copy_string(chan, buf, ast_channel_userfield(chan), len); else if (!strcasecmp(data, "channame") && ast_channel_data(chan)) locked_copy_string(chan, buf, ast_channel_name(chan), len); else if (!strcasecmp(data, "linkedid")) { ast_channel_lock(chan); if (ast_strlen_zero(ast_channel_linkedid(chan))) { /* fall back on the channel's uniqueid if linkedid is unset */ ast_copy_string(buf, ast_channel_uniqueid(chan), len); } else { ast_copy_string(buf, ast_channel_linkedid(chan), len); } ast_channel_unlock(chan); } else if (!strcasecmp(data, "peer")) { struct ast_channel *p; ast_channel_lock(chan); p = ast_bridged_channel(chan); if (p || ast_channel_tech(chan) || ast_channel_cdr(chan)) /* dummy channel? if so, we hid the peer name in the language */ ast_copy_string(buf, (p ? ast_channel_name(p) : ""), len); else { /* a dummy channel can still pass along bridged peer info via the BRIDGEPEER variable */ const char *pname = pbx_builtin_getvar_helper(chan, "BRIDGEPEER"); if (!ast_strlen_zero(pname)) ast_copy_string(buf, pname, len); /* a horrible kludge, but... how else? */ else buf[0] = 0; } ast_channel_unlock(chan); } else if (!strcasecmp(data, "uniqueid")) { locked_copy_string(chan, buf, ast_channel_uniqueid(chan), len); } else if (!strcasecmp(data, "transfercapability")) { locked_copy_string(chan, buf, transfercapability_table[ast_channel_transfercapability(chan) & 0x1f], len); } else if (!strcasecmp(data, "callgroup")) { char groupbuf[256]; locked_copy_string(chan, buf, ast_print_group(groupbuf, sizeof(groupbuf), ast_channel_callgroup(chan)), len); } else if (!strcasecmp(data, "pickupgroup")) { char groupbuf[256]; locked_copy_string(chan, buf, ast_print_group(groupbuf, sizeof(groupbuf), ast_channel_pickupgroup(chan)), len); } else if (!strcasecmp(data, "amaflags")) { char amabuf[256]; snprintf(amabuf,sizeof(amabuf), "%d", ast_channel_amaflags(chan)); locked_copy_string(chan, buf, amabuf, len); } else if (!strncasecmp(data, "secure_bridge_", 14)) { struct ast_datastore *ds; ast_channel_lock(chan); if ((ds = ast_channel_datastore_find(chan, &secure_call_info, NULL))) { struct ast_secure_call_store *encrypt = ds->data; if (!strcasecmp(data, "secure_bridge_signaling")) { snprintf(buf, len, "%s", encrypt->signaling ? "1" : ""); } else if (!strcasecmp(data, "secure_bridge_media")) { snprintf(buf, len, "%s", encrypt->media ? "1" : ""); } } ast_channel_unlock(chan); } else if (!ast_channel_tech(chan) || !ast_channel_tech(chan)->func_channel_read || ast_channel_tech(chan)->func_channel_read(chan, function, data, buf, len)) { ast_log(LOG_WARNING, "Unknown or unavailable item requested: '%s'\n", data); ret = -1; } return ret; }
static int t38_tx_packet_handler(t38_core_state_t *s, void *user_data, const uint8_t *buf, int len, int count) { struct ast_channel *chan = (struct ast_channel *) user_data; struct ast_frame outf = { .frametype = AST_FRAME_MODEM, .subclass.integer = AST_MODEM_T38, .src = __FUNCTION__, }; /* TODO: Asterisk does not provide means of resending the same packet multiple times so count is ignored at the moment */ AST_FRAME_SET_BUFFER(&outf, buf, 0, len); if (ast_write(chan, &outf) < 0) { ast_log(LOG_WARNING, "Unable to write frame to channel; %s\n", strerror(errno)); return -1; } return 0; } static void phase_e_handler(t30_state_t *f, void *user_data, int result) { RAII_VAR(struct ast_json *, json_object, NULL, ast_json_unref); RAII_VAR(struct ast_json *, json_filenames, NULL, ast_json_unref); RAII_VAR(struct stasis_message *, message, NULL, ao2_cleanup); const char *local_ident; const char *far_ident; char buf[20]; fax_session *s = (fax_session *) user_data; t30_stats_t stat; int pages_transferred; ast_debug(1, "Fax phase E handler. result=%d\n", result); t30_get_transfer_statistics(f, &stat); s = (fax_session *) user_data; if (result != T30_ERR_OK) { s->finished = -1; /* FAXSTATUS is already set to FAILED */ pbx_builtin_setvar_helper(s->chan, "FAXERROR", t30_completion_code_to_str(result)); ast_log(LOG_WARNING, "Error transmitting fax. result=%d: %s.\n", result, t30_completion_code_to_str(result)); return; } s->finished = 1; local_ident = S_OR(t30_get_tx_ident(f), ""); far_ident = S_OR(t30_get_rx_ident(f), ""); pbx_builtin_setvar_helper(s->chan, "FAXSTATUS", "SUCCESS"); pbx_builtin_setvar_helper(s->chan, "FAXERROR", NULL); pbx_builtin_setvar_helper(s->chan, "REMOTESTATIONID", far_ident); #if SPANDSP_RELEASE_DATE >= 20090220 pages_transferred = (s->direction) ? stat.pages_tx : stat.pages_rx; #else pages_transferred = stat.pages_transferred; #endif snprintf(buf, sizeof(buf), "%d", pages_transferred); pbx_builtin_setvar_helper(s->chan, "FAXPAGES", buf); snprintf(buf, sizeof(buf), "%d", stat.y_resolution); pbx_builtin_setvar_helper(s->chan, "FAXRESOLUTION", buf); snprintf(buf, sizeof(buf), "%d", stat.bit_rate); pbx_builtin_setvar_helper(s->chan, "FAXBITRATE", buf); ast_debug(1, "Fax transmitted successfully.\n"); ast_debug(1, " Remote station ID: %s\n", far_ident); ast_debug(1, " Pages transferred: %d\n", pages_transferred); ast_debug(1, " Image resolution: %d x %d\n", stat.x_resolution, stat.y_resolution); ast_debug(1, " Transfer Rate: %d\n", stat.bit_rate); json_filenames = ast_json_pack("[s]", s->file_name); if (!json_filenames) { return; } ast_json_ref(json_filenames); json_object = ast_json_pack("{s: s, s: s, s: s, s: i, s: i, s: i, s: o}", "type", s->direction ? "send" : "receive", "remote_station_id", far_ident, "local_station_id", local_ident, "fax_pages", pages_transferred, "fax_resolution", stat.y_resolution, "fax_bitrate", stat.bit_rate, "filenames", json_filenames); message = ast_channel_blob_create_from_cache(ast_channel_uniqueid(s->chan), ast_channel_fax_type(), json_object); if (!message) { return; } stasis_publish(ast_channel_topic(s->chan), message); }
struct ast_channel *stasis_app_control_snoop(struct ast_channel *chan, enum stasis_app_snoop_direction spy, enum stasis_app_snoop_direction whisper, const char *app, const char *app_args, const char *snoop_id) { RAII_VAR(struct stasis_app_snoop *, snoop, NULL, ao2_cleanup); struct ast_format_cap *caps; pthread_t thread; struct ast_assigned_ids assignedids = { .uniqueid = snoop_id, }; if (spy == STASIS_SNOOP_DIRECTION_NONE && whisper == STASIS_SNOOP_DIRECTION_NONE) { return NULL; } snoop = ao2_alloc_options(sizeof(*snoop), snoop_destroy, AO2_ALLOC_OPT_LOCK_NOLOCK); if (!snoop) { return NULL; } /* Allocate a buffer to store the Stasis application and arguments in */ snoop->app = ast_str_create(64); if (!snoop->app) { return NULL; } ast_str_set(&snoop->app, 0, "%s", app); if (!ast_strlen_zero(app_args)) { ast_str_append(&snoop->app, 0, ",%s", app_args); } /* Set up a timer for the Snoop channel so it wakes up at a specific interval */ snoop->timer = ast_timer_open(); if (!snoop->timer) { return NULL; } ast_timer_set_rate(snoop->timer, 1000 / SNOOP_INTERVAL); /* Determine which signed linear format should be used */ snoop_determine_format(chan, snoop); /* Allocate a Snoop channel and set up various parameters */ snoop->chan = ast_channel_alloc(1, AST_STATE_UP, "", "", "", "", "", &assignedids, NULL, 0, "Snoop/%s-%08x", ast_channel_uniqueid(chan), (unsigned)ast_atomic_fetchadd_int((int *)&chan_idx, +1)); if (!snoop->chan) { return NULL; } ast_copy_string(snoop->uniqueid, ast_channel_uniqueid(chan), sizeof(snoop->uniqueid)); /* To keep the channel valid on the Snoop structure until it is destroyed we bump the ref up here */ ast_channel_ref(snoop->chan); ast_channel_tech_set(snoop->chan, &snoop_tech); ao2_ref(snoop, +1); ast_channel_tech_pvt_set(snoop->chan, snoop); ast_channel_set_fd(snoop->chan, 0, ast_timer_fd(snoop->timer)); /* The format on the Snoop channel will be this signed linear format, and it will never change */ caps = ast_format_cap_alloc(AST_FORMAT_CAP_FLAG_DEFAULT); if (!caps) { ast_channel_unlock(snoop->chan); ast_hangup(snoop->chan); return NULL; } ast_format_cap_append(caps, snoop->spy_format, 0); ast_channel_nativeformats_set(snoop->chan, caps); ao2_ref(caps, -1); ast_channel_set_writeformat(snoop->chan, snoop->spy_format); ast_channel_set_rawwriteformat(snoop->chan, snoop->spy_format); ast_channel_set_readformat(snoop->chan, snoop->spy_format); ast_channel_set_rawreadformat(snoop->chan, snoop->spy_format); ast_channel_unlock(snoop->chan); if (spy != STASIS_SNOOP_DIRECTION_NONE) { if (snoop_setup_audiohook(chan, AST_AUDIOHOOK_TYPE_SPY, spy, &snoop->spy_direction, &snoop->spy)) { ast_hangup(snoop->chan); return NULL; } snoop->spy_samples = ast_format_get_sample_rate(snoop->spy_format) / (1000 / SNOOP_INTERVAL); snoop->spy_active = 1; } /* If whispering is enabled set up the audiohook */ if (whisper != STASIS_SNOOP_DIRECTION_NONE) { if (snoop_setup_audiohook(chan, AST_AUDIOHOOK_TYPE_WHISPER, whisper, &snoop->whisper_direction, &snoop->whisper)) { ast_hangup(snoop->chan); return NULL; } snoop->whisper_active = 1; } /* Create the thread which services the Snoop channel */ ao2_ref(snoop, +1); if (ast_pthread_create_detached_background(&thread, NULL, snoop_stasis_thread, snoop)) { ao2_cleanup(snoop); /* No other thread is servicing this channel so we can immediately hang it up */ ast_hangup(snoop->chan); return NULL; } publish_chanspy_message(snoop, 1); /* The caller of this has a reference as well */ return ast_channel_ref(snoop->chan); }
static int record_file(struct stasis_app_control *control, struct ast_channel *chan, void *data) { struct stasis_app_recording *recording = data; char *acceptdtmf; int res; ast_assert(recording != NULL); if (stasis_app_get_bridge(control)) { ast_log(LOG_ERROR, "Cannot record channel while in bridge\n"); recording_fail(control, recording, "Cannot record channel while in bridge"); return -1; } switch (recording->options->terminate_on) { case STASIS_APP_RECORDING_TERMINATE_NONE: case STASIS_APP_RECORDING_TERMINATE_INVALID: acceptdtmf = ""; break; case STASIS_APP_RECORDING_TERMINATE_ANY: acceptdtmf = "#*0123456789abcd"; break; default: acceptdtmf = ast_alloca(2); acceptdtmf[0] = recording->options->terminate_on; acceptdtmf[1] = '\0'; } res = ast_auto_answer(chan); if (res != 0) { ast_debug(3, "%s: Failed to answer\n", ast_channel_uniqueid(chan)); recording_fail(control, recording, "Failed to answer channel"); return -1; } recording_set_state( recording, STASIS_APP_RECORDING_STATE_RECORDING, NULL); ast_play_and_record_full(chan, NULL, /* playfile */ recording->absolute_name, recording->options->max_duration_seconds, recording->options->format, &recording->duration.total, recording->options->max_silence_seconds ? &recording->duration.energy_only : NULL, recording->options->beep, -1, /* silencethreshold */ recording->options->max_silence_seconds * 1000, NULL, /* path */ acceptdtmf, NULL, /* canceldtmf */ 1, /* skip_confirmation_sound */ recording->options->if_exists); ast_debug(3, "%s: Recording complete\n", ast_channel_uniqueid(chan)); recording_set_state( recording, STASIS_APP_RECORDING_STATE_COMPLETE, NULL); stasis_app_control_unregister_add_rule(control, &rule_recording); return 0; }
static void *record_file(struct stasis_app_control *control, struct ast_channel *chan, void *data) { RAII_VAR(struct stasis_app_recording *, recording, NULL, recording_cleanup); char *acceptdtmf; int res; int duration = 0; recording = data; ast_assert(recording != NULL); if (stasis_app_get_bridge(control)) { ast_log(LOG_ERROR, "Cannot record channel while in bridge\n"); recording_fail(recording); return NULL; } switch (recording->options->terminate_on) { case STASIS_APP_RECORDING_TERMINATE_NONE: case STASIS_APP_RECORDING_TERMINATE_INVALID: acceptdtmf = ""; break; case STASIS_APP_RECORDING_TERMINATE_ANY: acceptdtmf = "#*0123456789abcd"; break; default: acceptdtmf = ast_alloca(2); acceptdtmf[0] = recording->options->terminate_on; acceptdtmf[1] = '\0'; } res = ast_auto_answer(chan); if (res != 0) { ast_debug(3, "%s: Failed to answer\n", ast_channel_uniqueid(chan)); recording_fail(recording); return NULL; } ao2_lock(recording); recording->state = STASIS_APP_RECORDING_STATE_RECORDING; recording_publish(recording); ao2_unlock(recording); ast_play_and_record_full(chan, NULL, /* playfile */ recording->absolute_name, recording->options->max_duration_seconds, recording->options->format, &duration, NULL, /* sound_duration */ recording->options->beep, -1, /* silencethreshold */ recording->options->max_silence_seconds * 1000, NULL, /* path */ acceptdtmf, NULL, /* canceldtmf */ 1, /* skip_confirmation_sound */ recording->options->if_exists); ast_debug(3, "%s: Recording complete\n", ast_channel_uniqueid(chan)); ao2_lock(recording); recording->state = STASIS_APP_RECORDING_STATE_COMPLETE; recording_publish(recording); ao2_unlock(recording); return NULL; }
static int manager_park(struct mansession *s, const struct message *m) { const char *channel = astman_get_header(m, "Channel"); const char *timeout_channel = S_OR(astman_get_header(m, "TimeoutChannel"), astman_get_header(m, "Channel2")); const char *announce_channel = astman_get_header(m, "AnnounceChannel"); const char *timeout = astman_get_header(m, "Timeout"); const char *parkinglot = astman_get_header(m, "Parkinglot"); char buf[BUFSIZ]; int timeout_override = -1; RAII_VAR(struct ast_channel *, parker_chan, NULL, ao2_cleanup); RAII_VAR(struct ast_channel *, chan, NULL, ao2_cleanup); if (ast_strlen_zero(channel)) { astman_send_error(s, m, "Channel not specified"); return 0; } if (!ast_strlen_zero(timeout)) { if (sscanf(timeout, "%30d", &timeout_override) != 1 || timeout < 0) { astman_send_error(s, m, "Invalid Timeout value."); return 0; } if (timeout_override > 0) { /* If greater than zero, convert to seconds for internal use. Must be >= 1 second. */ timeout_override = MAX(1, timeout_override / 1000); } } if (!(chan = ast_channel_get_by_name(channel))) { snprintf(buf, sizeof(buf), "Channel does not exist: %s", channel); astman_send_error(s, m, buf); return 0; } ast_channel_lock(chan); if (!ast_strlen_zero(timeout_channel)) { ast_bridge_set_transfer_variables(chan, timeout_channel, 0); } ast_channel_unlock(chan); parker_chan = ast_channel_bridge_peer(chan); if (!parker_chan || strcmp(ast_channel_name(parker_chan), timeout_channel)) { if (!ast_strlen_zero(announce_channel)) { struct ast_channel *announce_chan = ast_channel_get_by_name(announce_channel); if (!announce_channel) { astman_send_error(s, m, "AnnounceChannel does not exist"); return 0; } create_parked_subscription(announce_chan, ast_channel_uniqueid(chan), 0); ast_channel_cleanup(announce_chan); } manager_park_unbridged(s, m, chan, parkinglot, timeout_override); return 0; } if (!ast_strlen_zero(announce_channel) && strcmp(announce_channel, timeout_channel)) { /* When using an announce_channel in bridge mode, only add the announce channel if it isn't * the same as the timeout channel (which will play announcements anyway) */ struct ast_channel *announce_chan = ast_channel_get_by_name(announce_channel); if (!announce_channel) { astman_send_error(s, m, "AnnounceChannel does not exist"); return 0; } create_parked_subscription(announce_chan, ast_channel_uniqueid(chan), 0); ast_channel_cleanup(announce_chan); } manager_park_bridged(s, m, chan, parker_chan, parkinglot, timeout_override); return 0; }
/*! \brief Function called when we should prepare to call the destination */ static struct ast_channel *multicast_rtp_request(const char *type, struct ast_format_cap *cap, const struct ast_channel *requestor, const char *data, int *cause) { char *tmp = ast_strdupa(data), *multicast_type = tmp, *destination, *control; struct ast_rtp_instance *instance; struct ast_sockaddr control_address; struct ast_sockaddr destination_address; struct ast_channel *chan; struct ast_format fmt; ast_best_codec(cap, &fmt); ast_sockaddr_setnull(&control_address); /* If no type was given we can't do anything */ if (ast_strlen_zero(multicast_type)) { goto failure; } if (!(destination = strchr(tmp, '/'))) { goto failure; } *destination++ = '\0'; if ((control = strchr(destination, '/'))) { *control++ = '\0'; if (!ast_sockaddr_parse(&control_address, control, PARSE_PORT_REQUIRE)) { goto failure; } } if (!ast_sockaddr_parse(&destination_address, destination, PARSE_PORT_REQUIRE)) { goto failure; } if (!(instance = ast_rtp_instance_new("multicast", NULL, &control_address, multicast_type))) { goto failure; } if (!(chan = ast_channel_alloc(1, AST_STATE_DOWN, "", "", "", "", "", requestor ? ast_channel_linkedid(requestor) : "", 0, "MulticastRTP/%p", instance))) { ast_rtp_instance_destroy(instance); goto failure; } ast_rtp_instance_set_channel_id(instance, ast_channel_uniqueid(chan)); ast_rtp_instance_set_remote_address(instance, &destination_address); ast_channel_tech_set(chan, &multicast_rtp_tech); ast_format_cap_add(ast_channel_nativeformats(chan), &fmt); ast_format_copy(ast_channel_writeformat(chan), &fmt); ast_format_copy(ast_channel_rawwriteformat(chan), &fmt); ast_format_copy(ast_channel_readformat(chan), &fmt); ast_format_copy(ast_channel_rawreadformat(chan), &fmt); ast_channel_tech_pvt_set(chan, instance); return chan; failure: *cause = AST_CAUSE_FAILURE; return NULL; }
/*! * \brief Stop monitoring channel * \param chan * \param need_lock * Stop the recording, close any open streams, mix in/out channels if required * \return Always 0 */ int AST_OPTIONAL_API_NAME(ast_monitor_stop)(struct ast_channel *chan, int need_lock) { int delfiles = 0; LOCK_IF_NEEDED(chan, need_lock); if (ast_channel_monitor(chan)) { char filename[ FILENAME_MAX ]; if (ast_channel_monitor(chan)->read_stream) { ast_closestream(ast_channel_monitor(chan)->read_stream); } if (ast_channel_monitor(chan)->write_stream) { ast_closestream(ast_channel_monitor(chan)->write_stream); } if (ast_channel_monitor(chan)->filename_changed && !ast_strlen_zero(ast_channel_monitor(chan)->filename_base)) { if (ast_channel_monitor(chan)->read_stream) { if (ast_fileexists(ast_channel_monitor(chan)->read_filename,NULL,NULL) > 0) { snprintf(filename, FILENAME_MAX, "%s-in", ast_channel_monitor(chan)->filename_base); if (ast_fileexists(filename, NULL, NULL) > 0) { ast_filedelete(filename, NULL); } ast_filerename(ast_channel_monitor(chan)->read_filename, filename, ast_channel_monitor(chan)->format); } else { ast_log(LOG_WARNING, "File %s not found\n", ast_channel_monitor(chan)->read_filename); } } if (ast_channel_monitor(chan)->write_stream) { if (ast_fileexists(ast_channel_monitor(chan)->write_filename,NULL,NULL) > 0) { snprintf(filename, FILENAME_MAX, "%s-out", ast_channel_monitor(chan)->filename_base); if (ast_fileexists(filename, NULL, NULL) > 0) { ast_filedelete(filename, NULL); } ast_filerename(ast_channel_monitor(chan)->write_filename, filename, ast_channel_monitor(chan)->format); } else { ast_log(LOG_WARNING, "File %s not found\n", ast_channel_monitor(chan)->write_filename); } } } if (ast_channel_monitor(chan)->joinfiles && !ast_strlen_zero(ast_channel_monitor(chan)->filename_base)) { char tmp[1024]; char tmp2[1024]; const char *format = !strcasecmp(ast_channel_monitor(chan)->format,"wav49") ? "WAV" : ast_channel_monitor(chan)->format; char *fname_base = ast_channel_monitor(chan)->filename_base; const char *execute, *execute_args; /* at this point, fname_base really is the full path */ /* Set the execute application */ execute = pbx_builtin_getvar_helper(chan, "MONITOR_EXEC"); if (ast_strlen_zero(execute)) { #ifdef HAVE_SOXMIX execute = "nice -n 19 soxmix"; #else execute = "nice -n 19 sox -m"; #endif format = get_soxmix_format(format); delfiles = 1; } execute_args = pbx_builtin_getvar_helper(chan, "MONITOR_EXEC_ARGS"); if (ast_strlen_zero(execute_args)) { execute_args = ""; } snprintf(tmp, sizeof(tmp), "%s \"%s-in.%s\" \"%s-out.%s\" \"%s.%s\" %s &", execute, fname_base, format, fname_base, format, fname_base, format,execute_args); if (delfiles) { snprintf(tmp2,sizeof(tmp2), "( %s& rm -f \"%s-\"* ) &",tmp, fname_base); /* remove legs when done mixing */ ast_copy_string(tmp, tmp2, sizeof(tmp)); } ast_debug(1,"monitor executing %s\n",tmp); if (ast_safe_system(tmp) == -1) ast_log(LOG_WARNING, "Execute of %s failed.\n",tmp); } ast_free(ast_channel_monitor(chan)->format); ast_free(ast_channel_monitor(chan)); ast_channel_monitor_set(chan, NULL); ast_manager_event(chan, EVENT_FLAG_CALL, "MonitorStop", "Channel: %s\r\n" "Uniqueid: %s\r\n", ast_channel_name(chan), ast_channel_uniqueid(chan) ); pbx_builtin_setvar_helper(chan, "MONITORED", NULL); } pbx_builtin_setvar_helper(chan, "AUTO_MONITOR", NULL); UNLOCK_IF_NEEDED(chan, need_lock); return 0; }
/*! \internal \brief An audiohook modification callback * * This processes the read side of a channel's voice data to see if * they are talking * * \note We don't actually modify the audio, so this function always * returns a 'failure' indicating that it didn't modify the data */ static int talk_detect_audiohook_cb(struct ast_audiohook *audiohook, struct ast_channel *chan, struct ast_frame *frame, enum ast_audiohook_direction direction) { int total_silence; int update_talking = 0; struct ast_datastore *datastore; struct talk_detect_params *td_params; struct stasis_message *message; if (audiohook->status == AST_AUDIOHOOK_STATUS_DONE) { return 1; } if (direction != AST_AUDIOHOOK_DIRECTION_READ) { return 1; } if (frame->frametype != AST_FRAME_VOICE) { return 1; } if (!(datastore = ast_channel_datastore_find(chan, &talk_detect_datastore, NULL))) { return 1; } td_params = datastore->data; ast_dsp_silence(td_params->dsp, frame, &total_silence); if (total_silence < td_params->dsp_silence_threshold) { if (!td_params->talking) { update_talking = 1; td_params->talking_start = ast_tvnow(); } td_params->talking = 1; } else { if (td_params->talking) { update_talking = 1; } td_params->talking = 0; } if (update_talking) { struct ast_json *blob = NULL; if (!td_params->talking) { int64_t diff_ms = ast_tvdiff_ms(ast_tvnow(), td_params->talking_start); diff_ms -= td_params->dsp_silence_threshold; blob = ast_json_pack("{s: i}", "duration", diff_ms); if (!blob) { return 1; } } ast_verb(4, "%s is now %s\n", ast_channel_name(chan), td_params->talking ? "talking" : "silent"); message = ast_channel_blob_create_from_cache(ast_channel_uniqueid(chan), td_params->talking ? ast_channel_talking_start() : ast_channel_talking_stop(), blob); if (message) { stasis_publish(ast_channel_topic(chan), message); ao2_ref(message, -1); } ast_json_unref(blob); } return 1; }