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MODSOFIA-48 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@16004 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale 2009-12-19 17:43:05 +00:00
parent 726464555c
commit 4aee9be2ae
3 changed files with 197 additions and 74 deletions
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157
src/mod/endpoints/mod_sofia/mod_sofia.c
View File

@ -503,15 +503,28 @@ static switch_status_t sofia_answer_channel(switch_core_session_t *session)
/* Send the 200 OK */
if (!sofia_test_flag(tech_pvt, TFLAG_BYE)) {
char *extra_headers = sofia_glue_get_extra_headers(channel, SOFIA_SIP_PROGRESS_HEADER_PREFIX);
nua_respond(tech_pvt->nh, SIP_200_OK,
SIPTAG_CONTACT_STR(tech_pvt->profile->url),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"), NUTAG_INCLUDE_EXTRA_SDP(1),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
TAG_IF(switch_stristr("update_display", tech_pvt->x_freeswitch_support_remote),
SIPTAG_HEADER_STR("X-FS-Support: "FREESWITCH_SUPPORT)),
TAG_END());
if (sofia_use_soa(tech_pvt)) {
nua_respond(tech_pvt->nh, SIP_200_OK,
SIPTAG_CONTACT_STR(tech_pvt->profile->url),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"), NUTAG_INCLUDE_EXTRA_SDP(1),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
TAG_IF(switch_stristr("update_display", tech_pvt->x_freeswitch_support_remote),
SIPTAG_HEADER_STR("X-FS-Support: "FREESWITCH_SUPPORT)),
TAG_END());
} else {
nua_respond(tech_pvt->nh, SIP_200_OK,
NUTAG_MEDIA_ENABLE(0),
SIPTAG_CONTACT_STR(tech_pvt->profile->url),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
SIPTAG_CONTENT_TYPE_STR("application/sdp"),
SIPTAG_PAYLOAD_STR(tech_pvt->local_sdp_str),
TAG_IF(switch_stristr("update_display", tech_pvt->x_freeswitch_support_remote),
SIPTAG_HEADER_STR("X-FS-Support: "FREESWITCH_SUPPORT)),
TAG_END());
}
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "3PCC-PROXY, Sent a 200 OK, waiting for ACK\n");
switch_safe_free(extra_headers);
@ -590,19 +603,36 @@ static switch_status_t sofia_answer_channel(switch_core_session_t *session)
if (!sofia_test_flag(tech_pvt, TFLAG_BYE)) {
char *extra_headers = sofia_glue_get_extra_headers(channel, SOFIA_SIP_PROGRESS_HEADER_PREFIX);
nua_respond(tech_pvt->nh, SIP_200_OK,
NUTAG_AUTOANSWER(0),
TAG_IF(sticky, NUTAG_PROXY(tech_pvt->record_route)),
SIPTAG_HEADER_STR(generate_pai_str(session)),
NUTAG_SESSION_TIMER(session_timeout),
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SIPTAG_CALL_INFO_STR(switch_channel_get_variable(tech_pvt->channel, SOFIA_SIP_HEADER_PREFIX "call_info")),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1), SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"), NUTAG_INCLUDE_EXTRA_SDP(1),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
TAG_IF(switch_stristr("update_display", tech_pvt->x_freeswitch_support_remote),
SIPTAG_HEADER_STR("X-FS-Support: "FREESWITCH_SUPPORT)),
TAG_END());
if (sofia_use_soa(tech_pvt)) {
nua_respond(tech_pvt->nh, SIP_200_OK,
NUTAG_AUTOANSWER(0),
TAG_IF(sticky, NUTAG_PROXY(tech_pvt->record_route)),
SIPTAG_HEADER_STR(generate_pai_str(session)),
NUTAG_SESSION_TIMER(session_timeout),
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SIPTAG_CALL_INFO_STR(switch_channel_get_variable(tech_pvt->channel, SOFIA_SIP_HEADER_PREFIX "call_info")),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1), SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"), NUTAG_INCLUDE_EXTRA_SDP(1),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
TAG_IF(switch_stristr("update_display", tech_pvt->x_freeswitch_support_remote),
SIPTAG_HEADER_STR("X-FS-Support: "FREESWITCH_SUPPORT)),
TAG_END());
} else {
nua_respond(tech_pvt->nh, SIP_200_OK,
NUTAG_AUTOANSWER(0),
NUTAG_MEDIA_ENABLE(0),
TAG_IF(sticky, NUTAG_PROXY(tech_pvt->record_route)),
SIPTAG_HEADER_STR(generate_pai_str(session)),
NUTAG_SESSION_TIMER(session_timeout),
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SIPTAG_CALL_INFO_STR(switch_channel_get_variable(tech_pvt->channel, SOFIA_SIP_HEADER_PREFIX "call_info")),
SIPTAG_CONTENT_TYPE_STR("application/sdp"),
SIPTAG_PAYLOAD_STR(tech_pvt->local_sdp_str),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
TAG_IF(switch_stristr("update_display", tech_pvt->x_freeswitch_support_remote),
SIPTAG_HEADER_STR("X-FS-Support: "FREESWITCH_SUPPORT)),
TAG_END());
}
switch_safe_free(extra_headers);
sofia_set_flag_locked(tech_pvt, TFLAG_ANS);
}
@ -1235,10 +1265,20 @@ static switch_status_t sofia_receive_message(switch_core_session_t *session, swi
}
if (!sofia_test_flag(tech_pvt, TFLAG_BYE)) {
nua_respond(tech_pvt->nh, SIP_200_OK,
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1), SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"), NUTAG_INCLUDE_EXTRA_SDP(1), TAG_END());
if (sofia_use_soa(tech_pvt)) {
nua_respond(tech_pvt->nh, SIP_200_OK,
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1), SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"), NUTAG_INCLUDE_EXTRA_SDP(1),
TAG_END());
} else {
nua_respond(tech_pvt->nh, SIP_200_OK,
NUTAG_MEDIA_ENABLE(0),
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SIPTAG_CONTENT_TYPE_STR("application/sdp"),
SIPTAG_PAYLOAD_STR(tech_pvt->local_sdp_str),
TAG_END());
}
switch_channel_mark_answered(channel);
}
}
@ -1604,12 +1644,21 @@ static switch_status_t sofia_receive_message(switch_core_session_t *session, swi
sofia_glue_tech_patch_sdp(tech_pvt);
sofia_glue_tech_proxy_remote_addr(tech_pvt);
}
nua_respond(tech_pvt->nh, code, su_strdup(nua_handle_home(tech_pvt->nh), reason), SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"), NUTAG_INCLUDE_EXTRA_SDP(1),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
TAG_END());
if (sofia_use_soa(tech_pvt)) {
nua_respond(tech_pvt->nh, code, su_strdup(nua_handle_home(tech_pvt->nh), reason), SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"), NUTAG_INCLUDE_EXTRA_SDP(1),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
TAG_END());
} else {
nua_respond(tech_pvt->nh, code, su_strdup(nua_handle_home(tech_pvt->nh), reason), SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
NUTAG_MEDIA_ENABLE(0),
SIPTAG_CONTENT_TYPE_STR("application/sdp"),
SIPTAG_PAYLOAD_STR(tech_pvt->local_sdp_str),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
TAG_END());
}
} else {
nua_respond(tech_pvt->nh, code, su_strdup(nua_handle_home(tech_pvt->nh), reason), SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)),
@ -1725,20 +1774,36 @@ static switch_status_t sofia_receive_message(switch_core_session_t *session, swi
if (!sofia_test_flag(tech_pvt, TFLAG_BYE)) {
char *extra_header = sofia_glue_get_extra_headers(channel, SOFIA_SIP_PROGRESS_HEADER_PREFIX);
nua_respond(tech_pvt->nh,
SIP_183_SESSION_PROGRESS,
NUTAG_AUTOANSWER(0),
TAG_IF(sticky, NUTAG_PROXY(tech_pvt->record_route)),
SIPTAG_HEADER_STR(generate_pai_str(session)),
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1),
SOATAG_ADDRESS(tech_pvt->adv_sdp_audio_ip),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str), SOATAG_AUDIO_AUX("cn telephone-event"),
TAG_IF(!zstr(extra_header), SIPTAG_HEADER_STR(extra_header)),
TAG_IF(switch_stristr("update_display", tech_pvt->x_freeswitch_support_remote),
SIPTAG_HEADER_STR("X-FS-Support: "FREESWITCH_SUPPORT)),
TAG_END());
if (sofia_use_soa(tech_pvt)) {
nua_respond(tech_pvt->nh,
SIP_183_SESSION_PROGRESS,
NUTAG_AUTOANSWER(0),
TAG_IF(sticky, NUTAG_PROXY(tech_pvt->record_route)),
SIPTAG_HEADER_STR(generate_pai_str(session)),
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1),
SOATAG_ADDRESS(tech_pvt->adv_sdp_audio_ip),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str), SOATAG_AUDIO_AUX("cn telephone-event"),
TAG_IF(!zstr(extra_header), SIPTAG_HEADER_STR(extra_header)),
TAG_IF(switch_stristr("update_display", tech_pvt->x_freeswitch_support_remote),
SIPTAG_HEADER_STR("X-FS-Support: "FREESWITCH_SUPPORT)),
TAG_END());
} else {
nua_respond(tech_pvt->nh,
SIP_183_SESSION_PROGRESS,
NUTAG_AUTOANSWER(0),
NUTAG_MEDIA_ENABLE(0),
TAG_IF(sticky, NUTAG_PROXY(tech_pvt->record_route)),
SIPTAG_HEADER_STR(generate_pai_str(session)),
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SIPTAG_CONTENT_TYPE_STR("application/sdp"),
SIPTAG_PAYLOAD_STR(tech_pvt->local_sdp_str),
TAG_IF(!zstr(extra_header), SIPTAG_HEADER_STR(extra_header)),
TAG_IF(switch_stristr("update_display", tech_pvt->x_freeswitch_support_remote),
SIPTAG_HEADER_STR("X-FS-Support: "FREESWITCH_SUPPORT)),
TAG_END());
}
switch_safe_free(extra_header);
}
}

5
src/mod/endpoints/mod_sofia/mod_sofia.h
View File

@ -254,6 +254,7 @@ typedef enum {
TFLAG_3PCC_HAS_ACK,
TFLAG_PASS_RFC2833,
TFLAG_UPDATING_DISPLAY,
TFLAG_ENABLE_SOA,
/* No new flags below this line */
TFLAG_MAX
} TFLAGS;
@ -835,6 +836,10 @@ sofia_gateway_subscription_t *sofia_find_gateway_subscription(sofia_gateway_t *g
void sofia_reg_release_gateway__(const char *file, const char *func, int line, sofia_gateway_t *gateway);
#define sofia_reg_release_gateway(x) sofia_reg_release_gateway__(__FILE__, __SWITCH_FUNC__, __LINE__, x);
#define sofia_use_soa(_t) (sofia_test_flag(_t, TFLAG_ENABLE_SOA) \
&& !switch_channel_test_flag(_t->channel, CF_PROXY_MODE) \
&& !switch_channel_test_flag(_t->channel, CF_PROXY_MEDIA))
#define check_decode(_var, _session) do { \
assert(_session); \
if (!zstr(_var)) { \

109
src/mod/endpoints/mod_sofia/sofia.c
View File

@ -2480,6 +2480,7 @@ switch_status_t config_sofia(int reload, char *profile_name)
sofia_set_pflag(profile, PFLAG_SQL_IN_TRANS);
profile->shutdown_type = "false";
profile->local_network = "localnet.auto";
sofia_set_flag(profile, TFLAG_ENABLE_SOA);
for (param = switch_xml_child(settings, "param"); param; param = param->next) {
char *var = (char *) switch_xml_attr_soft(param, "name");
@ -2914,6 +2915,13 @@ switch_status_t config_sofia(int reload, char *profile_name)
} else {
sofia_clear_pflag(profile, PFLAG_SQL_IN_TRANS);
}
} else if (!strcasecmp(var, "enable-soa")) {
if (switch_true(val)) {
sofia_set_flag(profile, TFLAG_ENABLE_SOA);
} else {
sofia_clear_flag(profile, TFLAG_ENABLE_SOA);
}
} else if (!strcasecmp(var, "bitpacking")) {
if (!strcasecmp(val, "aal2")) {
profile->codec_flags = SWITCH_CODEC_FLAG_AAL2;
@ -3736,6 +3744,7 @@ static void sofia_handle_sip_i_state(switch_core_session_t *session, int status,
char st[80] = "";
int is_dup_sdp = 0;
switch_event_t *s_event = NULL;
char *p;
tl_gets(tags,
NUTAG_CALLSTATE_REF(ss_state),
@ -3745,7 +3754,16 @@ static void sofia_handle_sip_i_state(switch_core_session_t *session, int status,
NUTAG_ANSWER_SENT_REF(answer_sent),
SIPTAG_REPLACES_STR_REF(replaces_str), SOATAG_LOCAL_SDP_STR_REF(l_sdp), SOATAG_REMOTE_SDP_STR_REF(r_sdp), TAG_END());
/* This marr in our code brought to you by people who can't read........*/
if (tech_pvt->profile->ndlb & PFLAG_NDLB_ALLOW_BAD_IANANAME && r_sdp && (p = (char *) switch_stristr("g729a/8000", r_sdp))) {
p += 4;
*p++ = '/';
*p++ = '8';
*p++ = '0';
*p++ = '0';
*p++ = '0';
*p++ = ' ';
}
if (ss_state == nua_callstate_terminated) {
@ -4000,12 +4018,21 @@ static void sofia_handle_sip_i_state(switch_core_session_t *session, int status,
sofia_glue_set_local_sdp(tech_pvt, NULL, 0, NULL, 0);
sofia_set_flag_locked(tech_pvt, TFLAG_3PCC);
switch_channel_set_state(channel, CS_HIBERNATE);
nua_respond(tech_pvt->nh, SIP_200_OK,
SIPTAG_CONTACT_STR(tech_pvt->profile->url),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"),
TAG_IF(sofia_test_pflag(profile, PFLAG_DISABLE_100REL), NUTAG_INCLUDE_EXTRA_SDP(1)), TAG_END());
if (sofia_use_soa(tech_pvt)) {
nua_respond(tech_pvt->nh, SIP_200_OK,
SIPTAG_CONTACT_STR(tech_pvt->profile->url),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"),
TAG_IF(sofia_test_pflag(profile, PFLAG_DISABLE_100REL), NUTAG_INCLUDE_EXTRA_SDP(1)), TAG_END());
} else {
nua_respond(tech_pvt->nh, SIP_200_OK,
NUTAG_MEDIA_ENABLE(0),
SIPTAG_CONTACT_STR(tech_pvt->profile->url),
SIPTAG_CONTENT_TYPE_STR("application/sdp"),
SIPTAG_PAYLOAD_STR(tech_pvt->local_sdp_str),
TAG_END());
}
} else if (sofia_test_pflag(profile, PFLAG_3PCC_PROXY)) {
//3PCC proxy mode delays the 200 OK until the call is answered
switch_channel_set_variable(channel, SWITCH_ENDPOINT_DISPOSITION_VARIABLE, "RECEIVED_NOSDP");
@ -4090,12 +4117,21 @@ static void sofia_handle_sip_i_state(switch_core_session_t *session, int status,
}
sofia_glue_set_local_sdp(tech_pvt, NULL, 0, NULL, 1);
nua_respond(tech_pvt->nh, SIP_200_OK,
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"),
TAG_IF(sofia_test_pflag(profile, PFLAG_DISABLE_100REL), NUTAG_INCLUDE_EXTRA_SDP(1)), TAG_END());
if (sofia_use_soa(tech_pvt)) {
nua_respond(tech_pvt->nh, SIP_200_OK,
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"),
TAG_IF(sofia_test_pflag(profile, PFLAG_DISABLE_100REL), NUTAG_INCLUDE_EXTRA_SDP(1)), TAG_END());
} else {
nua_respond(tech_pvt->nh, SIP_200_OK,
NUTAG_MEDIA_ENABLE(0),
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SIPTAG_CONTENT_TYPE_STR("application/sdp"),
SIPTAG_PAYLOAD_STR(tech_pvt->local_sdp_str),
TAG_END());
}
launch_media_on_hold(session);
switch_core_session_rwunlock(other_session);
@ -4165,13 +4201,20 @@ static void sofia_handle_sip_i_state(switch_core_session_t *session, int status,
if (tech_pvt->local_crypto_key) {
sofia_glue_set_local_sdp(tech_pvt, NULL, 0, NULL, 0);
}
nua_respond(tech_pvt->nh, SIP_200_OK,
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"),
TAG_IF(sofia_test_pflag(profile, PFLAG_DISABLE_100REL), NUTAG_INCLUDE_EXTRA_SDP(1)), TAG_END());
if (sofia_use_soa(tech_pvt)) {
nua_respond(tech_pvt->nh, SIP_200_OK,
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SOATAG_USER_SDP_STR(tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"),
TAG_IF(sofia_test_pflag(profile, PFLAG_DISABLE_100REL), NUTAG_INCLUDE_EXTRA_SDP(1)), TAG_END());
} else {
nua_respond(tech_pvt->nh, SIP_200_OK,
NUTAG_MEDIA_ENABLE(0),
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
SIPTAG_CONTENT_TYPE_STR("application/sdp"),
TAG_END());
}
if (switch_event_create_subclass(&s_event, SWITCH_EVENT_CUSTOM, MY_EVENT_REINVITE) == SWITCH_STATUS_SUCCESS) {
switch_event_add_header_string(s_event, SWITCH_STACK_BOTTOM, "Unique-ID", switch_core_session_get_uuid(session));
switch_event_fire(&s_event);
@ -6127,14 +6170,24 @@ void sofia_info_send_sipfrag(switch_core_session_t *aleg, switch_core_session_t
sofia_glue_set_local_sdp(b_tech_pvt, NULL, 0, NULL, 0);
}
nua_update(b_tech_pvt->nh,
SIPTAG_CONTACT_STR(b_tech_pvt->reply_contact),
SOATAG_USER_SDP_STR(b_tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"),
TAG_IF(!zstr_buf(message), SIPTAG_HEADER_STR(message)),
TAG_IF(!zstr(b_tech_pvt->user_via), SIPTAG_VIA_STR(b_tech_pvt->user_via)),
TAG_END());
if (sofia_use_soa(b_tech_pvt)) {
nua_update(b_tech_pvt->nh,
SIPTAG_CONTACT_STR(b_tech_pvt->reply_contact),
SOATAG_USER_SDP_STR(b_tech_pvt->local_sdp_str),
SOATAG_REUSE_REJECTED(1),
SOATAG_ORDERED_USER(1), SOATAG_AUDIO_AUX("cn telephone-event"),
TAG_IF(!zstr_buf(message), SIPTAG_HEADER_STR(message)),
TAG_IF(!zstr(b_tech_pvt->user_via), SIPTAG_VIA_STR(b_tech_pvt->user_via)),
TAG_END());
} else {
nua_update(b_tech_pvt->nh,
NUTAG_MEDIA_ENABLE(0),
SIPTAG_CONTACT_STR(b_tech_pvt->reply_contact),
SIPTAG_CONTENT_TYPE_STR("application/sdp"),
TAG_IF(!zstr_buf(message), SIPTAG_HEADER_STR(message)),
TAG_IF(!zstr(b_tech_pvt->user_via), SIPTAG_VIA_STR(b_tech_pvt->user_via)),
TAG_END());
}
}
}