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chan_sip: Allow a sip peer to accept both AVP and AVPF calls

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Adapts the behaviour of avpf to only impact the format of outgoing calls. For
inbound calls, both AVP and AVPF calls will be accepted regardless of the value
of avpf in the configuration.

(closes issue ASTERISK-22005)
Reported by: Torrey Searle
Patches:
     optional_avpf_trunk.patch uploaded by tsearle (license 5334)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/11@401884 65c4cc65-6c06-0410-ace0-fbb531ad65f3
changes/61/61/1
Kevin Harwell 13 years ago
parent cb6492b7e2
commit b0288cc8ad
1 changed files with 35 additions and 8 deletions
Show Stats Download Patch File Download Diff File

43
channels/chan_sip.c
Unescape View File

@ -10110,11 +10110,26 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req, int t38action
}
if ((!strcmp(protocol, "RTP/SAVPF") || !strcmp(protocol, "UDP/TLS/RTP/SAVPF")) && !ast_test_flag(&p->flags[2], SIP_PAGE3_USE_AVPF)) {
ast_log(LOG_WARNING, "Received SAVPF profle in audio offer but AVPF is not enabled: %s\n", m);
continue;
if (req->method != SIP_RESPONSE) {
ast_log(LOG_NOTICE, "Received SAVPF profle in audio offer but AVPF is not enabled, enabling: %s\n", m);
secure_audio = 1;
ast_set_flag(&p->flags[2], SIP_PAGE3_USE_AVPF);
}
else {
ast_log(LOG_WARNING, "Received SAVPF profle in audio answer but AVPF is not enabled: %s\n", m);
continue;
}
} else if ((!strcmp(protocol, "RTP/SAVP") || !strcmp(protocol, "UDP/TLS/RTP/SAVP")) && ast_test_flag(&p->flags[2], SIP_PAGE3_USE_AVPF)) {
ast_log(LOG_WARNING, "Received SAVP profile in audio offer but AVPF is enabled: %s\n", m);
continue;
if (req->method != SIP_RESPONSE) {
ast_log(LOG_NOTICE, "Received SAVP profle in audio offer but AVPF is enabled, disabling: %s\n", m);
secure_audio = 1;
ast_clear_flag(&p->flags[2], SIP_PAGE3_USE_AVPF);
}
else {
ast_log(LOG_WARNING, "Received SAVP profile in audio offer but AVPF is enabled: %s\n", m);
continue;
}
} else if (!strcmp(protocol, "UDP/TLS/RTP/SAVP") || !strcmp(protocol, "UDP/TLS/RTP/SAVPF")) {
secure_audio = 1;
@ -10124,11 +10139,23 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req, int t38action
} else if (!strcmp(protocol, "RTP/SAVP") || !strcmp(protocol, "RTP/SAVPF")) {
secure_audio = 1;
} else if (!strcmp(protocol, "RTP/AVPF") && !ast_test_flag(&p->flags[2], SIP_PAGE3_USE_AVPF)) {
ast_log(LOG_WARNING, "Received AVPF profile in audio offer but AVPF is not enabled: %s\n", m);
continue;
if (req->method != SIP_RESPONSE) {
ast_log(LOG_NOTICE, "Received AVPF profile in audio offer but AVPF is not enabled, enabling: %s\n", m);
ast_set_flag(&p->flags[2], SIP_PAGE3_USE_AVPF);
}
else {
ast_log(LOG_WARNING, "Received AVP profile in audio answer but AVPF is enabled: %s\n", m);
continue;
}
} else if (!strcmp(protocol, "RTP/AVP") && ast_test_flag(&p->flags[2], SIP_PAGE3_USE_AVPF)) {
ast_log(LOG_WARNING, "Received AVP profile in audio offer but AVPF is enabled: %s\n", m);
continue;
if (req->method != SIP_RESPONSE) {
ast_log(LOG_NOTICE, "Received AVP profile in audio answer but AVPF is enabled, disabling: %s\n", m);
ast_clear_flag(&p->flags[2], SIP_PAGE3_USE_AVPF);
}
else {
ast_log(LOG_WARNING, "Received AVP profile in audio answer but AVPF is enabled: %s\n", m);
continue;
}
} else if ((!strcmp(protocol, "UDP/TLS/RTP/SAVP") || !strcmp(protocol, "UDP/TLS/RTP/SAVPF")) &&
(!(dtls = ast_rtp_instance_get_dtls(p->rtp)) || !dtls->active(p->rtp))) {
ast_log(LOG_WARNING, "Received UDP/TLS in audio offer but DTLS is not enabled: %s\n", m);

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