527cf5a570
This removes references that are no longer needed due to automatic references created by module dependencies. In addition this removes most calls to ast_module_check as they were checking modules which are listed as dependencies. Change-Id: I332a6e8383d4c72c8e89d988a184ab8320c4872e
102 lines
2.6 KiB
C
102 lines
2.6 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2017, CFWare, LLC
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*
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* Corey Farrell <git@cfware.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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#include "asterisk.h"
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#include <pjsip.h>
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#include <pjsip_ua.h>
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#include <pjlib.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 "include/res_pjsip_private.h"
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#include "asterisk/linkedlists.h"
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#include "asterisk/lock.h"
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#include "asterisk/module.h"
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AST_RWLIST_HEAD_STATIC(session_supplements, ast_sip_session_supplement);
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void ast_sip_session_register_supplement(struct ast_sip_session_supplement *supplement)
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{
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struct ast_sip_session_supplement *iter;
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int inserted = 0;
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SCOPED_LOCK(lock, &session_supplements, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
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if (!supplement->response_priority) {
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supplement->response_priority = AST_SIP_SESSION_BEFORE_MEDIA;
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}
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AST_RWLIST_TRAVERSE_SAFE_BEGIN(&session_supplements, iter, next) {
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if (iter->priority > supplement->priority) {
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AST_RWLIST_INSERT_BEFORE_CURRENT(supplement, next);
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inserted = 1;
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break;
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}
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}
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AST_RWLIST_TRAVERSE_SAFE_END;
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if (!inserted) {
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AST_RWLIST_INSERT_TAIL(&session_supplements, supplement, next);
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}
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}
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void ast_sip_session_unregister_supplement(struct ast_sip_session_supplement *supplement)
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{
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struct ast_sip_session_supplement *iter;
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SCOPED_LOCK(lock, &session_supplements, AST_RWLIST_WRLOCK, AST_RWLIST_UNLOCK);
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AST_RWLIST_TRAVERSE_SAFE_BEGIN(&session_supplements, iter, next) {
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if (supplement == iter) {
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AST_RWLIST_REMOVE_CURRENT(next);
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break;
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}
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}
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AST_RWLIST_TRAVERSE_SAFE_END;
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}
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static struct ast_sip_session_supplement *supplement_dup(const struct ast_sip_session_supplement *src)
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{
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struct ast_sip_session_supplement *dst = ast_calloc(1, sizeof(*dst));
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if (!dst) {
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return NULL;
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}
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/* Will need to revisit if shallow copy becomes an issue */
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*dst = *src;
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return dst;
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}
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int ast_sip_session_add_supplements(struct ast_sip_session *session)
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{
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struct ast_sip_session_supplement *iter;
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SCOPED_LOCK(lock, &session_supplements, AST_RWLIST_RDLOCK, AST_RWLIST_UNLOCK);
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AST_RWLIST_TRAVERSE(&session_supplements, iter, next) {
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struct ast_sip_session_supplement *copy = supplement_dup(iter);
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if (!copy) {
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return -1;
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}
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AST_LIST_INSERT_TAIL(&session->supplements, copy, next);
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}
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return 0;
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}
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