mirror of https://github.com/asterisk/asterisk
Also includes a test for retrieving rtpqos parameters, including a NULL RTP driver. Additionally, some further separation of the SIP internal API into headers was necessary. (closes issue #16652) Reported by: kkm Patches: 20100204__issue16652.diff.txt uploaded by tilghman (license 14) Review: https://reviewboard.asterisk.org/r/501/ git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@247124 65c4cc65-6c06-0410-ace0-fbb531ad65f3certified/1.8.6
Tilghman Lesher
15 years ago
parent
68c6175f87
commit
e7a5fb5459
@ -0,0 +1,366 @@
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/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2010, Digium, Inc.
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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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/*!
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* \file
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* \brief sip channel dialplan functions and unit tests
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*/
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include <math.h>
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#include "asterisk/channel.h"
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#include "asterisk/rtp_engine.h"
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#include "asterisk/pbx.h"
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#include "include/sip.h"
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#include "include/globals.h"
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#include "include/dialog.h"
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#include "include/dialplan_functions.h"
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#include "include/sip_utils.h"
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int sip_acf_channel_read(struct ast_channel *chan, const char *funcname, char *preparse, char *buf, size_t buflen)
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{
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struct sip_pvt *p = chan->tech_pvt;
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char *parse = ast_strdupa(preparse);
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int res = 0;
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AST_DECLARE_APP_ARGS(args,
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AST_APP_ARG(param);
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AST_APP_ARG(type);
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AST_APP_ARG(field);
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);
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AST_STANDARD_APP_ARGS(args, parse);
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/* Sanity check */
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if (!IS_SIP_TECH(chan->tech)) {
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ast_log(LOG_ERROR, "Cannot call %s on a non-SIP channel\n", funcname);
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return 0;
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}
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memset(buf, 0, buflen);
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if (p == NULL) {
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return -1;
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}
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if (!strcasecmp(args.param, "peerip")) {
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ast_copy_string(buf, p->sa.sin_addr.s_addr ? ast_inet_ntoa(p->sa.sin_addr) : "", buflen);
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} else if (!strcasecmp(args.param, "recvip")) {
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ast_copy_string(buf, p->recv.sin_addr.s_addr ? ast_inet_ntoa(p->recv.sin_addr) : "", buflen);
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} else if (!strcasecmp(args.param, "from")) {
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ast_copy_string(buf, p->from, buflen);
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} else if (!strcasecmp(args.param, "uri")) {
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ast_copy_string(buf, p->uri, buflen);
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} else if (!strcasecmp(args.param, "useragent")) {
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ast_copy_string(buf, p->useragent, buflen);
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} else if (!strcasecmp(args.param, "peername")) {
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ast_copy_string(buf, p->peername, buflen);
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} else if (!strcasecmp(args.param, "t38passthrough")) {
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ast_copy_string(buf, (p->t38.state == T38_DISABLED) ? "0" : "1", buflen);
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} else if (!strcasecmp(args.param, "rtpdest")) {
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struct sockaddr_in sin;
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if (ast_strlen_zero(args.type))
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args.type = "audio";
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if (!strcasecmp(args.type, "audio"))
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ast_rtp_instance_get_remote_address(p->rtp, &sin);
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else if (!strcasecmp(args.type, "video"))
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ast_rtp_instance_get_remote_address(p->vrtp, &sin);
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else if (!strcasecmp(args.type, "text"))
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ast_rtp_instance_get_remote_address(p->trtp, &sin);
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else
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return -1;
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snprintf(buf, buflen, "%s:%d", ast_inet_ntoa(sin.sin_addr), ntohs(sin.sin_port));
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} else if (!strcasecmp(args.param, "rtpqos")) {
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struct ast_rtp_instance *rtp = NULL;
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if (ast_strlen_zero(args.type)) {
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args.type = "audio";
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}
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if (!strcasecmp(args.type, "audio")) {
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rtp = p->rtp;
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} else if (!strcasecmp(args.type, "video")) {
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rtp = p->vrtp;
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} else if (!strcasecmp(args.type, "text")) {
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rtp = p->trtp;
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} else {
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return -1;
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}
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if (ast_strlen_zero(args.field) || !strcasecmp(args.field, "all")) {
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char quality_buf[AST_MAX_USER_FIELD], *quality;
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if (!(quality = ast_rtp_instance_get_quality(rtp, AST_RTP_INSTANCE_STAT_FIELD_QUALITY, quality_buf, sizeof(quality_buf)))) {
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return -1;
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}
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ast_copy_string(buf, quality_buf, buflen);
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return res;
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} else {
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struct ast_rtp_instance_stats stats;
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int i;
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struct {
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const char *name;
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enum { INT, DBL } type;
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union {
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unsigned int *i4;
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double *d8;
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};
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} lookup[] = {
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{ "txcount", INT, { .i4 = &stats.txcount, }, },
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{ "rxcount", INT, { .i4 = &stats.rxcount, }, },
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{ "txjitter", INT, { .i4 = &stats.txjitter, }, },
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{ "rxjitter", INT, { .i4 = &stats.rxjitter, }, },
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{ "remote_maxjitter", DBL, { .d8 = &stats.remote_maxjitter, }, },
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{ "remote_minjitter", DBL, { .d8 = &stats.remote_minjitter, }, },
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{ "remote_normdevjitter", DBL, { .d8 = &stats.remote_normdevjitter, }, },
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{ "remote_stdevjitter", DBL, { .d8 = &stats.remote_stdevjitter, }, },
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{ "local_maxjitter", DBL, { .d8 = &stats.local_maxjitter, }, },
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{ "local_minjitter", DBL, { .d8 = &stats.local_minjitter, }, },
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{ "local_normdevjitter", DBL, { .d8 = &stats.local_normdevjitter, }, },
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{ "local_stdevjitter", DBL, { .d8 = &stats.local_stdevjitter, }, },
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{ "txploss", INT, { .i4 = &stats.txploss, }, },
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{ "rxploss", INT, { .i4 = &stats.rxploss, }, },
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{ "remote_maxrxploss", DBL, { .d8 = &stats.remote_maxrxploss, }, },
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{ "remote_minrxploss", DBL, { .d8 = &stats.remote_minrxploss, }, },
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{ "remote_normdevrxploss", DBL, { .d8 = &stats.remote_normdevrxploss, }, },
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{ "remote_stdevrxploss", DBL, { .d8 = &stats.remote_stdevrxploss, }, },
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{ "local_maxrxploss", DBL, { .d8 = &stats.local_maxrxploss, }, },
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{ "local_minrxploss", DBL, { .d8 = &stats.local_minrxploss, }, },
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{ "local_normdevrxploss", DBL, { .d8 = &stats.local_normdevrxploss, }, },
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{ "local_stdevrxploss", DBL, { .d8 = &stats.local_stdevrxploss, }, },
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{ "rtt", INT, { .i4 = &stats.rtt, }, },
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{ "maxrtt", DBL, { .d8 = &stats.maxrtt, }, },
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{ "minrtt", DBL, { .d8 = &stats.minrtt, }, },
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{ "normdevrtt", DBL, { .d8 = &stats.normdevrtt, }, },
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{ "stdevrtt", DBL, { .d8 = &stats.stdevrtt, }, },
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{ "local_ssrc", INT, { .i4 = &stats.local_ssrc, }, },
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{ "remote_ssrc", INT, { .i4 = &stats.remote_ssrc, }, },
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{ NULL, },
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};
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if (ast_rtp_instance_get_stats(rtp, &stats, AST_RTP_INSTANCE_STAT_ALL)) {
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return -1;
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}
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for (i = 0; !ast_strlen_zero(lookup[i].name); i++) {
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if (!strcasecmp(args.field, lookup[i].name)) {
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if (lookup[i].type == INT) {
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snprintf(buf, buflen, "%u", *lookup[i].i4);
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} else {
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snprintf(buf, buflen, "%f", *lookup[i].d8);
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}
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return 0;
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}
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}
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ast_log(LOG_WARNING, "Unrecognized argument '%s' to %s\n", preparse, funcname);
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return -1;
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}
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} else {
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res = -1;
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}
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return res;
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}
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#ifdef TEST_FRAMEWORK
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static int test_sip_rtpqos_1_new(struct ast_rtp_instance *instance, struct sched_context *sched, struct sockaddr_in *sin, void *data)
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{
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/* Needed to pass sanity checks */
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ast_rtp_instance_set_data(instance, data);
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return 0;
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}
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static int test_sip_rtpqos_1_destroy(struct ast_rtp_instance *instance)
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{
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/* Needed to pass sanity checks */
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return 0;
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}
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static struct ast_frame *test_sip_rtpqos_1_read(struct ast_rtp_instance *instance, int rtcp)
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{
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/* Needed to pass sanity checks */
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return &ast_null_frame;
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}
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static int test_sip_rtpqos_1_write(struct ast_rtp_instance *instance, struct ast_frame *frame)
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{
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/* Needed to pass sanity checks */
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return 0;
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}
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static int test_sip_rtpqos_1_get_stat(struct ast_rtp_instance *instance, struct ast_rtp_instance_stats *stats, enum ast_rtp_instance_stat stat)
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{
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struct ast_rtp_instance_stats *s = ast_rtp_instance_get_data(instance);
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memcpy(stats, s, sizeof(*stats));
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return 0;
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}
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AST_TEST_DEFINE(test_sip_rtpqos_1)
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{
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int i, res = AST_TEST_PASS;
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struct ast_rtp_engine test_engine = {
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.name = "test",
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.new = test_sip_rtpqos_1_new,
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.destroy = test_sip_rtpqos_1_destroy,
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.read = test_sip_rtpqos_1_read,
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.write = test_sip_rtpqos_1_write,
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.get_stat = test_sip_rtpqos_1_get_stat,
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};
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struct sockaddr_in sin = { .sin_port = 31337, .sin_addr = { 4 * 16777216 + 3 * 65536 + 2 * 256 + 1 } };
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struct ast_rtp_instance_stats mine = { 0, };
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struct sip_pvt *p = NULL;
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struct ast_channel *chan = NULL;
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struct ast_str *varstr = NULL, *buffer = NULL;
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struct {
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const char *name;
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enum { INT, DBL } type;
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union {
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unsigned int *i4;
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double *d8;
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};
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} lookup[] = {
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{ "txcount", INT, { .i4 = &mine.txcount, }, },
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{ "rxcount", INT, { .i4 = &mine.rxcount, }, },
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{ "txjitter", INT, { .i4 = &mine.txjitter, }, },
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{ "rxjitter", INT, { .i4 = &mine.rxjitter, }, },
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{ "remote_maxjitter", DBL, { .d8 = &mine.remote_maxjitter, }, },
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{ "remote_minjitter", DBL, { .d8 = &mine.remote_minjitter, }, },
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{ "remote_normdevjitter", DBL, { .d8 = &mine.remote_normdevjitter, }, },
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{ "remote_stdevjitter", DBL, { .d8 = &mine.remote_stdevjitter, }, },
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{ "local_maxjitter", DBL, { .d8 = &mine.local_maxjitter, }, },
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{ "local_minjitter", DBL, { .d8 = &mine.local_minjitter, }, },
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{ "local_normdevjitter", DBL, { .d8 = &mine.local_normdevjitter, }, },
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{ "local_stdevjitter", DBL, { .d8 = &mine.local_stdevjitter, }, },
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{ "txploss", INT, { .i4 = &mine.txploss, }, },
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{ "rxploss", INT, { .i4 = &mine.rxploss, }, },
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{ "remote_maxrxploss", DBL, { .d8 = &mine.remote_maxrxploss, }, },
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{ "remote_minrxploss", DBL, { .d8 = &mine.remote_minrxploss, }, },
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{ "remote_normdevrxploss", DBL, { .d8 = &mine.remote_normdevrxploss, }, },
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{ "remote_stdevrxploss", DBL, { .d8 = &mine.remote_stdevrxploss, }, },
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{ "local_maxrxploss", DBL, { .d8 = &mine.local_maxrxploss, }, },
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{ "local_minrxploss", DBL, { .d8 = &mine.local_minrxploss, }, },
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{ "local_normdevrxploss", DBL, { .d8 = &mine.local_normdevrxploss, }, },
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{ "local_stdevrxploss", DBL, { .d8 = &mine.local_stdevrxploss, }, },
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{ "rtt", INT, { .i4 = &mine.rtt, }, },
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{ "maxrtt", DBL, { .d8 = &mine.maxrtt, }, },
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{ "minrtt", DBL, { .d8 = &mine.minrtt, }, },
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{ "normdevrtt", DBL, { .d8 = &mine.normdevrtt, }, },
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{ "stdevrtt", DBL, { .d8 = &mine.stdevrtt, }, },
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{ "local_ssrc", INT, { .i4 = &mine.local_ssrc, }, },
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{ "remote_ssrc", INT, { .i4 = &mine.remote_ssrc, }, },
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{ NULL, },
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};
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switch (cmd) {
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case TEST_INIT:
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info->name = "test_sip_rtpqos";
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info->category = "channels/chan_sip/";
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info->summary = "Test retrieval of SIP RTP QOS stats";
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info->description =
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"Verify values in the RTP instance structure can be accessed through the dialplan.";
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return AST_TEST_NOT_RUN;
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case TEST_EXECUTE:
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break;
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}
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ast_rtp_engine_register2(&test_engine, NULL);
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/* Have to associate this with a SIP pvt and an ast_channel */
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if (!(p = sip_alloc(NULL, NULL, 0, SIP_NOTIFY, NULL))) {
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res = AST_TEST_NOT_RUN;
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goto done;
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}
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if (!(p->rtp = ast_rtp_instance_new("test", sched, &bindaddr, &mine))) {
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res = AST_TEST_NOT_RUN;
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goto done;
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}
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ast_rtp_instance_set_remote_address(p->rtp, &sin);
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if (!(chan = ast_dummy_channel_alloc())) {
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res = AST_TEST_NOT_RUN;
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goto done;
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}
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chan->tech = &sip_tech;
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chan->tech_pvt = p;
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p->owner = chan;
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varstr = ast_str_create(16);
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buffer = ast_str_create(16);
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if (!varstr || !buffer) {
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res = AST_TEST_NOT_RUN;
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goto done;
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}
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/* Populate "mine" with values, then retrieve them with the CHANNEL dialplan function */
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for (i = 0; !ast_strlen_zero(lookup[i].name); i++) {
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ast_str_set(&varstr, 0, "${CHANNEL(rtpqos,audio,%s)}", lookup[i].name);
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if (lookup[i].type == INT) {
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int j;
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char cmpstr[256];
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for (j = 1; j < 25; j++) {
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*lookup[i].i4 = j;
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ast_str_substitute_variables(&buffer, 0, chan, ast_str_buffer(varstr));
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snprintf(cmpstr, sizeof(cmpstr), "%d", j);
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if (strcmp(cmpstr, ast_str_buffer(buffer))) {
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res = AST_TEST_FAIL;
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ast_test_status_update(test, "%s != %s != %s\n", ast_str_buffer(varstr), cmpstr, ast_str_buffer(buffer));
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break;
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}
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}
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} else {
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double j, cmpdbl = 0.0;
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for (j = 1.0; j < 10.0; j += 0.3) {
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*lookup[i].d8 = j;
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ast_str_substitute_variables(&buffer, 0, chan, ast_str_buffer(varstr));
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if (sscanf(ast_str_buffer(buffer), "%lf", &cmpdbl) != 1 || fabs(j - cmpdbl > .05)) {
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res = AST_TEST_FAIL;
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ast_test_status_update(test, "%s != %f != %s\n", ast_str_buffer(varstr), j, ast_str_buffer(buffer));
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break;
|
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}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
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done:
|
||||
ast_free(varstr);
|
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ast_free(buffer);
|
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|
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/* This unref will take care of destroying the channel, RTP instance, and SIP pvt */
|
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if (p) {
|
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dialog_unref(p, "Destroy test object");
|
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}
|
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ast_rtp_engine_unregister(&test_engine);
|
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return res;
|
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}
|
||||
#endif
|
||||
|
||||
/*! \brief SIP test registration */
|
||||
void sip_dialplan_function_register_tests(void)
|
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{
|
||||
AST_TEST_REGISTER(test_sip_rtpqos_1);
|
||||
}
|
||||
|
||||
/*! \brief SIP test registration */
|
||||
void sip_dialplan_function_unregister_tests(void)
|
||||
{
|
||||
AST_TEST_UNREGISTER(test_sip_rtpqos_1);
|
||||
}
|
||||
|
||||
@ -0,0 +1,75 @@
|
||||
/*
|
||||
* Asterisk -- An open source telephony toolkit.
|
||||
*
|
||||
* Copyright (C) 2010, Digium, Inc.
|
||||
*
|
||||
* See http://www.asterisk.org for more information about
|
||||
* the Asterisk project. Please do not directly contact
|
||||
* any of the maintainers of this project for assistance;
|
||||
* the project provides a web site, mailing lists and IRC
|
||||
* channels for your use.
|
||||
*
|
||||
* This program is free software, distributed under the terms of
|
||||
* the GNU General Public License Version 2. See the LICENSE file
|
||||
* at the top of the source tree.
|
||||
*/
|
||||
|
||||
/*!
|
||||
* \file
|
||||
* \brief sip dialog management header file
|
||||
*/
|
||||
|
||||
#include "sip.h"
|
||||
|
||||
#ifndef _SIP_DIALOG_H
|
||||
#define _SIP_DIALOG_H
|
||||
|
||||
/*! \brief
|
||||
* when we create or delete references, make sure to use these
|
||||
* functions so we keep track of the refcounts.
|
||||
* To simplify the code, we allow a NULL to be passed to dialog_unref().
|
||||
*/
|
||||
#define dialog_ref(arg1,arg2) dialog_ref_debug((arg1),(arg2), __FILE__, __LINE__, __PRETTY_FUNCTION__)
|
||||
#define dialog_unref(arg1,arg2) dialog_unref_debug((arg1),(arg2), __FILE__, __LINE__, __PRETTY_FUNCTION__)
|
||||
struct sip_pvt *dialog_ref_debug(struct sip_pvt *p, char *tag, char *file, int line, const char *func);
|
||||
struct sip_pvt *dialog_unref_debug(struct sip_pvt *p, char *tag, char *file, int line, const char *func);
|
||||
|
||||
struct sip_pvt *sip_alloc(ast_string_field callid, struct sockaddr_in *sin,
|
||||
int useglobal_nat, const int intended_method, struct sip_request *req);
|
||||
void sip_scheddestroy(struct sip_pvt *p, int ms);
|
||||
int sip_cancel_destroy(struct sip_pvt *p);
|
||||
|
||||
/*! \brief Destroy SIP call structure.
|
||||
* Make it return NULL so the caller can do things like
|
||||
* foo = sip_destroy(foo);
|
||||
* and reduce the chance of bugs due to dangling pointers.
|
||||
*/
|
||||
struct sip_pvt *sip_destroy(struct sip_pvt *p);
|
||||
|
||||
/*! \brief Destroy SIP call structure.
|
||||
* Make it return NULL so the caller can do things like
|
||||
* foo = sip_destroy(foo);
|
||||
* and reduce the chance of bugs due to dangling pointers.
|
||||
*/
|
||||
void __sip_destroy(struct sip_pvt *p, int lockowner, int lockdialoglist);
|
||||
/*!
|
||||
* \brief Unlink a dialog from the dialogs container, as well as any other places
|
||||
* that it may be currently stored.
|
||||
*
|
||||
* \note A reference to the dialog must be held before calling this function, and this
|
||||
* function does not release that reference.
|
||||
*/
|
||||
void *dialog_unlink_all(struct sip_pvt *dialog, int lockowner, int lockdialoglist);
|
||||
|
||||
/*! \brief Acknowledges receipt of a packet and stops retransmission
|
||||
* called with p locked*/
|
||||
int __sip_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod);
|
||||
|
||||
/*! \brief Pretend to ack all packets
|
||||
* called with p locked */
|
||||
void __sip_pretend_ack(struct sip_pvt *p);
|
||||
|
||||
/*! \brief Acks receipt of packet, keep it around (used for provisional responses) */
|
||||
int __sip_semi_ack(struct sip_pvt *p, int seqno, int resp, int sipmethod);
|
||||
|
||||
#endif /* defined(_SIP_DIALOG_H) */
|
||||
@ -0,0 +1,41 @@
|
||||
/*
|
||||
* Asterisk -- An open source telephony toolkit.
|
||||
*
|
||||
* Copyright (C) 2010, Digium, Inc.
|
||||
*
|
||||
* See http://www.asterisk.org for more information about
|
||||
* the Asterisk project. Please do not directly contact
|
||||
* any of the maintainers of this project for assistance;
|
||||
* the project provides a web site, mailing lists and IRC
|
||||
* channels for your use.
|
||||
*
|
||||
* This program is free software, distributed under the terms of
|
||||
* the GNU General Public License Version 2. See the LICENSE file
|
||||
* at the top of the source tree.
|
||||
*/
|
||||
|
||||
/*!
|
||||
* \file
|
||||
* \brief SIP dialplan functions header file
|
||||
*/
|
||||
|
||||
#include "sip.h"
|
||||
|
||||
#ifndef _SIP_DIALPLAN_FUNCTIONS_H
|
||||
#define _SIP_DIALPLAN_FUNCTIONS_H
|
||||
|
||||
/*!
|
||||
* \brief Channel read dialplan function for SIP
|
||||
*/
|
||||
int sip_acf_channel_read(struct ast_channel *chan, const char *funcname, char *preparse, char *buf, size_t buflen);
|
||||
|
||||
/*!
|
||||
* \brief register dialplan function tests
|
||||
*/
|
||||
void sip_dialplan_function_register_tests(void);
|
||||
/*!
|
||||
* \brief unregister dialplan function tests
|
||||
*/
|
||||
void sip_dialplan_function_unregister_tests(void);
|
||||
|
||||
#endif /* !defined(_SIP_DIALPLAN_FUNCTIONS_H) */
|
||||
@ -0,0 +1,42 @@
|
||||
/*
|
||||
* Asterisk -- An open source telephony toolkit.
|
||||
*
|
||||
* Copyright (C) 2010, Digium, Inc.
|
||||
*
|
||||
* See http://www.asterisk.org for more information about
|
||||
* the Asterisk project. Please do not directly contact
|
||||
* any of the maintainers of this project for assistance;
|
||||
* the project provides a web site, mailing lists and IRC
|
||||
* channels for your use.
|
||||
*
|
||||
* This program is free software, distributed under the terms of
|
||||
* the GNU General Public License Version 2. See the LICENSE file
|
||||
* at the top of the source tree.
|
||||
*/
|
||||
|
||||
/*!
|
||||
* \file
|
||||
* \brief sip global declaration header file
|
||||
*/
|
||||
|
||||
#include "sip.h"
|
||||
|
||||
#ifndef _SIP_GLOBALS_H
|
||||
#define _SIP_GLOBALS_H
|
||||
|
||||
extern struct sockaddr_in bindaddr; /*!< UDP: The address we bind to */
|
||||
extern struct sched_context *sched; /*!< The scheduling context */
|
||||
|
||||
/*! \brief Definition of this channel for PBX channel registration */
|
||||
extern const struct ast_channel_tech sip_tech;
|
||||
|
||||
/*! \brief This version of the sip channel tech has no send_digit_begin
|
||||
* callback so that the core knows that the channel does not want
|
||||
* DTMF BEGIN frames.
|
||||
* The struct is initialized just before registering the channel driver,
|
||||
* and is for use with channels using SIP INFO DTMF.
|
||||
*/
|
||||
extern struct ast_channel_tech sip_tech_info;
|
||||
|
||||
#endif /* !defined(SIP_GLOBALS_H) */
|
||||
|
||||
Loading…
Reference in new issue