86a4ce4957
This enforces that res_pjsip, res_pjsip_session, and res_pjsip_pubsub have loaded properly before attempting to load any modules that depend on them since the module loader system is not currently capable of resolving module dependencies on its own. ASTERISK-24312 #close Reported by: Dafi Ni Review: https://reviewboard.asterisk.org/r/4062/ ........ Merged revisions 425690 from http://svn.asterisk.org/svn/asterisk/branches/12 ........ Merged revisions 425691 from http://svn.asterisk.org/svn/asterisk/branches/13 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@425700 65c4cc65-6c06-0410-ace0-fbb531ad65f3
132 lines
3.5 KiB
C
132 lines
3.5 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2013, malleable, llc.
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*
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* Sean Bright <sean@malleable.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*** MODULEINFO
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<depend>pjproject</depend>
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<depend>res_pjsip</depend>
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<depend>res_pjsip_session</depend>
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<support_level>core</support_level>
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***/
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#include "asterisk.h"
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#include <pjsip.h>
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#include <pjsip_ua.h>
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#include "asterisk/features.h"
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#include "asterisk/res_pjsip.h"
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#include "asterisk/res_pjsip_session.h"
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#include "asterisk/module.h"
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#include "asterisk/features_config.h"
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static void send_response(struct ast_sip_session *session, int code, struct pjsip_rx_data *rdata)
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{
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pjsip_tx_data *tdata;
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if (pjsip_dlg_create_response(session->inv_session->dlg, rdata, code, NULL, &tdata) == PJ_SUCCESS) {
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struct pjsip_transaction *tsx = pjsip_rdata_get_tsx(rdata);
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pjsip_dlg_send_response(session->inv_session->dlg, tsx, tdata);
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}
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}
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static int handle_incoming_request(struct ast_sip_session *session, struct pjsip_rx_data *rdata)
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{
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static const pj_str_t rec_str = { "Record", 6 };
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pjsip_generic_string_hdr *record;
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int feature_res;
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char feature_code[AST_FEATURE_MAX_LEN];
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const char *feature;
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char *digit;
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record = pjsip_msg_find_hdr_by_name(rdata->msg_info.msg, &rec_str, NULL);
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/* If we don't have Record header, we have nothing to do */
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if (!record) {
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return 0;
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}
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if (!pj_stricmp2(&record->hvalue, "on")) {
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feature = session->endpoint->info.recording.onfeature;
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} else if (!pj_stricmp2(&record->hvalue, "off")) {
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feature = session->endpoint->info.recording.offfeature;
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} else {
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/* Don't send response because another module may handle this */
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return 0;
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}
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if (!session->channel) {
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send_response(session, 481, rdata);
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return 0;
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}
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/* Is this endpoint configured with One Touch Recording? */
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if (!session->endpoint->info.recording.enabled || ast_strlen_zero(feature)) {
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send_response(session, 403, rdata);
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return 0;
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}
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ast_channel_lock(session->channel);
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feature_res = ast_get_feature(session->channel, feature, feature_code, sizeof(feature_code));
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ast_channel_unlock(session->channel);
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if (feature_res || ast_strlen_zero(feature_code)) {
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send_response(session, 403, rdata);
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return 0;
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}
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for (digit = feature_code; *digit; ++digit) {
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struct ast_frame f = { AST_FRAME_DTMF, .subclass.integer = *digit, .len = 100 };
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ast_queue_frame(session->channel, &f);
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}
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send_response(session, 200, rdata);
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return 0;
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}
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static struct ast_sip_session_supplement info_supplement = {
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.method = "INFO",
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.incoming_request = handle_incoming_request,
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};
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static int load_module(void)
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{
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CHECK_PJSIP_SESSION_MODULE_LOADED();
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if (ast_sip_session_register_supplement(&info_supplement)) {
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ast_log(LOG_ERROR, "Unable to register One Touch Recording supplement\n");
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return AST_MODULE_LOAD_FAILURE;
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}
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return AST_MODULE_LOAD_SUCCESS;
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}
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static int unload_module(void)
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{
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ast_sip_session_unregister_supplement(&info_supplement);
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return 0;
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}
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AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_LOAD_ORDER, "PJSIP INFO One Touch Recording Support",
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.support_level = AST_MODULE_SUPPORT_CORE,
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.load = load_module,
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.unload = unload_module,
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.load_pri = AST_MODPRI_APP_DEPEND,
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);
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