c5f1eecb15
This patch updates the various res_sip modules with their proper menuselect options and proper dependencies, such that Asterisk still has a snowball's chance in hell of compiling without pjproject. Much thanks to snuffy(-home|-work) for making everyone's life easier with this patch. Review: https://reviewboard.asterisk.org/r/2472/ (closes issue ASTERISK-21669) Reported by: snuffy patches: xml-depends.diff uploaded by snuffy (license 5024) git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@386686 65c4cc65-6c06-0410-ace0-fbb531ad65f3
148 lines
3.9 KiB
C
148 lines
3.9 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2013, Digium, Inc.
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*
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* Joshua Colp <jcolp@digium.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_sip</depend>
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<depend>res_sip_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/res_sip.h"
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#include "asterisk/res_sip_session.h"
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#include "asterisk/module.h"
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#include "asterisk/causes.h"
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static void rfc3326_use_reason_header(struct ast_sip_session *session, struct pjsip_rx_data *rdata)
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{
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const pj_str_t str_reason = { "Reason", 6 };
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pjsip_generic_string_hdr *header = pjsip_msg_find_hdr_by_name(rdata->msg_info.msg, &str_reason, NULL);
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char buf[20], *cause, *text;
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int code;
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if (!header) {
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return;
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}
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ast_copy_pj_str(buf, &header->hvalue, sizeof(buf));
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cause = ast_skip_blanks(buf);
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if (strncasecmp(cause, "Q.850", 5) || !(cause = strstr(cause, "cause="))) {
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return;
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}
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/* If text is present get rid of it */
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if ((text = strstr(cause, ";"))) {
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*text = '\0';
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}
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if (sscanf(cause, "cause=%30d", &code) != 1) {
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return;
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}
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ast_channel_hangupcause_set(session->channel, code & 0x7f);
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}
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static int rfc3326_incoming_request(struct ast_sip_session *session, struct pjsip_rx_data *rdata)
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{
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if ((pjsip_method_cmp(&rdata->msg_info.msg->line.req.method, &pjsip_bye_method) &&
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pjsip_method_cmp(&rdata->msg_info.msg->line.req.method, &pjsip_cancel_method)) ||
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!session->channel) {
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return 0;
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}
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rfc3326_use_reason_header(session, rdata);
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return 0;
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}
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static void rfc3326_incoming_response(struct ast_sip_session *session, struct pjsip_rx_data *rdata)
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{
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struct pjsip_status_line status = rdata->msg_info.msg->line.status;
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if ((status.code < 300) || !session->channel) {
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return;
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}
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rfc3326_use_reason_header(session, rdata);
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}
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static void rfc3326_add_reason_header(struct ast_sip_session *session, struct pjsip_tx_data *tdata)
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{
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char buf[20];
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snprintf(buf, sizeof(buf), "Q.850;cause=%i", ast_channel_hangupcause(session->channel) & 0x7f);
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ast_sip_add_header(tdata, "Reason", buf);
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if (ast_channel_hangupcause(session->channel) == AST_CAUSE_ANSWERED_ELSEWHERE) {
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ast_sip_add_header(tdata, "Reason", "SIP;cause=200;text=\"Call completed elsewhere\"");
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}
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}
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static void rfc3326_outgoing_request(struct ast_sip_session *session, struct pjsip_tx_data *tdata)
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{
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if ((pjsip_method_cmp(&tdata->msg->line.req.method, &pjsip_bye_method) &&
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pjsip_method_cmp(&tdata->msg->line.req.method, &pjsip_cancel_method)) ||
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!session->channel) {
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return;
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}
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rfc3326_add_reason_header(session, tdata);
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}
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static void rfc3326_outgoing_response(struct ast_sip_session *session, struct pjsip_tx_data *tdata)
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{
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struct pjsip_status_line status = tdata->msg->line.status;
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if ((status.code < 300) || !session->channel) {
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return;
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}
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rfc3326_add_reason_header(session, tdata);
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}
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static struct ast_sip_session_supplement rfc3326_supplement = {
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.incoming_request = rfc3326_incoming_request,
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.incoming_response = rfc3326_incoming_response,
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.outgoing_request = rfc3326_outgoing_request,
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.outgoing_response = rfc3326_outgoing_response,
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};
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static int load_module(void)
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{
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ast_sip_session_register_supplement(&rfc3326_supplement);
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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(&rfc3326_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, "SIP RFC3326 Support",
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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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