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add some stuff to tolerate more buggy switches 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11881 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale 2009-02-11 17:43:00 +00:00
parent 39404c4dd3
commit d458cf3348
3 changed files with 47 additions and 18 deletions
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2
src/mod/endpoints/mod_sofia/mod_sofia.h
View File

@ -173,7 +173,7 @@ typedef enum {
PFLAG_3PCC_PROXY,
PFLAG_CALLID_AS_UUID,
PFLAG_UUID_AS_CALLID,
PFLAG_SCROOGE,
PFLAG_MAX
} PFLAGS;

10
src/mod/endpoints/mod_sofia/sofia.c
View File

@ -1561,7 +1561,11 @@ switch_status_t reconfig_sofia(sofia_profile_t *profile)
} else if (!strcasecmp(var, "inbound-codec-negotiation")) {
if (!strcasecmp(val, "greedy")) {
sofia_set_pflag(profile, PFLAG_GREEDY);
} else if (!strcasecmp(val, "scrooge")) {
sofia_set_pflag(profile, PFLAG_GREEDY);
sofia_set_pflag(profile, PFLAG_SCROOGE);
} else {
sofia_clear_pflag(profile, PFLAG_SCROOGE);
sofia_clear_pflag(profile, PFLAG_GREEDY);
}
} else if (!strcasecmp(var, "disable-transcoding")) {
@ -2072,6 +2076,12 @@ switch_status_t config_sofia(int reload, char *profile_name)
} else if (!strcasecmp(var, "inbound-codec-negotiation")) {
if (!strcasecmp(val, "greedy")) {
sofia_set_pflag(profile, PFLAG_GREEDY);
} else if (!strcasecmp(val, "scrooge")) {
sofia_set_pflag(profile, PFLAG_GREEDY);
sofia_set_pflag(profile, PFLAG_SCROOGE);
} else {
sofia_clear_pflag(profile, PFLAG_SCROOGE);
sofia_clear_pflag(profile, PFLAG_GREEDY);
}
} else if (!strcasecmp(var, "disable-transcoding")) {
if (switch_true(val)) {

53
src/mod/endpoints/mod_sofia/sofia_glue.c
View File

@ -2271,14 +2271,21 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
const char *val;
const char *crypto = NULL;
int got_crypto = 0, got_audio = 0, got_avp = 0, got_savp = 0, got_udptl = 0;
int scrooge = 0;
switch_assert(tech_pvt != NULL);
greedy = !!sofia_test_pflag(tech_pvt->profile, PFLAG_GREEDY);
if (!greedy) {
if ((val = switch_channel_get_variable(channel, "sip_codec_negotiation")) && !strcasecmp(val, "greedy")) {
greedy = 1;
scrooge = !!sofia_test_pflag(tech_pvt->profile, PFLAG_SCROOGE);
if (!greedy || !scrooge) {
if ((val = switch_channel_get_variable(channel, "sip_codec_negotiation"))) {
if (!strcasecmp(val, "greedy")) {
greedy = 1;
} else if (!strcasecmp(val, "scrooge")) {
scrooge = 1;
greedy = 1;
}
}
}
@ -2330,6 +2337,10 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
sofia_glue_toggle_hold(tech_pvt, sendonly);
}
if (!dptime) {
dptime = 20;
}
for (m = sdp->sdp_media; m; m = m->m_next) {
sdp_connection_t *connection;
@ -2533,8 +2544,9 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
continue;
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Audio Codec Compare [%s:%d:%u]/[%s:%d:%u]\n",
rm_encoding, map->rm_pt, (int) map->rm_rate, imp->iananame, imp->ianacode, codec_rate);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Audio Codec Compare [%s:%d:%u:%d]/[%s:%d:%u:%d]\n",
rm_encoding, map->rm_pt, (int) map->rm_rate, ptime,
imp->iananame, imp->ianacode, codec_rate, imp->microseconds_per_packet / 1000);
if (map->rm_pt < 96) {
match = (map->rm_pt == imp->ianacode) ? 1 : 0;
} else {
@ -2542,12 +2554,18 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
}
if (match) {
if ((ptime && ptime * 1000 != imp->microseconds_per_packet) ||
map->rm_rate != codec_rate) {
near_rate = map->rm_rate;
near_match = imp;
match = 0;
continue;
if (scrooge) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,
"Bah HUMBUG! Sticking with %s@%uh@%ui\n",
imp->iananame, imp->samples_per_second, imp->microseconds_per_packet / 1000);
} else {
if ((ptime && ptime * 1000 != imp->microseconds_per_packet) ||
map->rm_rate != codec_rate) {
near_rate = map->rm_rate;
near_match = imp;
match = 0;
continue;
}
}
mimp = imp;
break;
@ -2561,18 +2579,18 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
char *prefs[1];
char tmp[80];
int num;
switch_snprintf(tmp, sizeof(tmp), "%s@%uk@%ui", near_match->iananame, near_rate ? near_rate : near_match->samples_per_second, ptime);
switch_snprintf(tmp, sizeof(tmp), "%s@%uh@%ui", near_match->iananame, near_rate ? near_rate : near_match->samples_per_second, ptime);
prefs[0] = tmp;
num = switch_loadable_module_get_codecs_sorted(search, 1, prefs, 1);
if (num) {
mimp = search[0];
} else {
mimp = near_match;
}
if (!maxptime || mimp->microseconds_per_packet / 1000 <= maxptime) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Substituting codec %s@%ui@%uh\n",
mimp->iananame, mimp->microseconds_per_packet / 1000, mimp->samples_per_second);
@ -2581,6 +2599,7 @@ uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *
mimp = NULL;
match = 0;
}
}
if (!match && greedy) {