offer both avp and savp when using srtp

This commit is contained in:
Anthony Minessale 2011-04-15 11:17:36 -05:00
parent 413d590fb6
commit 5857495e06
1 changed files with 30 additions and 12 deletions

View File

@ -187,7 +187,7 @@ void sofia_glue_set_image_sdp(private_object_t *tech_pvt, switch_t38_options_t *
static void generate_m(private_object_t *tech_pvt, char *buf, size_t buflen,
switch_port_t port,
int cur_ptime, const char *append_audio, const char *sr, int use_cng, int cng_type, switch_event_t *map, int verbose_sdp)
int cur_ptime, const char *append_audio, const char *sr, int use_cng, int cng_type, switch_event_t *map, int verbose_sdp, int secure)
{
int i = 0;
int rate;
@ -195,7 +195,7 @@ static void generate_m(private_object_t *tech_pvt, char *buf, size_t buflen,
int ptime = 0, noptime = 0;
switch_snprintf(buf + strlen(buf), buflen - strlen(buf), "m=audio %d RTP/%sAVP",
port, (!zstr(tech_pvt->local_crypto_key) && sofia_test_flag(tech_pvt, TFLAG_SECURE)) ? "S" : "");
port, secure ? "S" : "");
@ -312,6 +312,11 @@ static void generate_m(private_object_t *tech_pvt, char *buf, size_t buflen,
switch_snprintf(buf + strlen(buf), buflen - strlen(buf), "a=rtpmap:%d telephone-event/8000\na=fmtp:%d 0-16\n", tech_pvt->te, tech_pvt->te);
}
if (secure) {
switch_snprintf(buf + strlen(buf), buflen - strlen(buf), "a=crypto:%s\n", tech_pvt->local_crypto_key);
//switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "a=encryption:optional\n");
}
if (!cng_type) {
//switch_snprintf(buf + strlen(buf), buflen - strlen(buf), "a=rtpmap:%d CN/8000\n", cng_type);
//} else {
@ -333,7 +338,6 @@ static void generate_m(private_object_t *tech_pvt, char *buf, size_t buflen,
if (sr) {
switch_snprintf(buf + strlen(buf), buflen - strlen(buf), "a=%s\n", sr);
}
}
void sofia_glue_check_dtmf_type(private_object_t *tech_pvt)
@ -529,7 +533,11 @@ void sofia_glue_set_local_sdp(private_object_t *tech_pvt, const char *ip, uint32
if (sr) {
switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "a=%s\n", sr);
}
if (!zstr(tech_pvt->local_crypto_key) && sofia_test_flag(tech_pvt, TFLAG_SECURE)) {
switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "a=crypto:%s\n", tech_pvt->local_crypto_key);
//switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "a=encryption:optional\n");
}
} else if (tech_pvt->num_codecs) {
int i;
@ -545,7 +553,15 @@ void sofia_glue_set_local_sdp(private_object_t *tech_pvt, const char *ip, uint32
}
if (!switch_true(switch_channel_get_variable(tech_pvt->channel, "sdp_m_per_ptime"))) {
generate_m(tech_pvt, buf, sizeof(buf), port, 0, append_audio, sr, use_cng, cng_type, map, verbose_sdp);
char *bp = buf;
if ((!zstr(tech_pvt->local_crypto_key) && sofia_test_flag(tech_pvt, TFLAG_SECURE))) {
generate_m(tech_pvt, buf, sizeof(buf), port, 0, append_audio, sr, use_cng, cng_type, map, verbose_sdp, 1);
bp = (buf + strlen(buf));
}
generate_m(tech_pvt, bp, sizeof(buf) - strlen(buf), port, 0, append_audio, sr, use_cng, cng_type, map, verbose_sdp, 0);
} else {
for (i = 0; i < tech_pvt->num_codecs; i++) {
@ -558,8 +574,15 @@ void sofia_glue_set_local_sdp(private_object_t *tech_pvt, const char *ip, uint32
this_ptime = imp->microseconds_per_packet / 1000;
if (cur_ptime != this_ptime) {
cur_ptime = this_ptime;
generate_m(tech_pvt, buf, sizeof(buf), port, cur_ptime, append_audio, sr, use_cng, cng_type, map, verbose_sdp);
char *bp = buf;
cur_ptime = this_ptime;
if ((!zstr(tech_pvt->local_crypto_key) && sofia_test_flag(tech_pvt, TFLAG_SECURE))) {
generate_m(tech_pvt, buf, sizeof(buf), port, cur_ptime, append_audio, sr, use_cng, cng_type, map, verbose_sdp, 1);
bp = (buf + strlen(buf));
}
generate_m(tech_pvt, bp, sizeof(buf) - strlen(buf), port, cur_ptime, append_audio, sr, use_cng, cng_type, map, verbose_sdp, 0);
}
}
@ -567,11 +590,6 @@ void sofia_glue_set_local_sdp(private_object_t *tech_pvt, const char *ip, uint32
}
if (!zstr(tech_pvt->local_crypto_key) && sofia_test_flag(tech_pvt, TFLAG_SECURE)) {
switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "a=crypto:%s\n", tech_pvt->local_crypto_key);
//switch_snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "a=encryption:optional\n");
}
if (sofia_test_flag(tech_pvt, TFLAG_VIDEO)) {
if (!tech_pvt->local_sdp_video_port) {
sofia_glue_tech_choose_video_port(tech_pvt, 0);