FS-3842 here is the from and contact change but I can't remove the user agent…

FS-3842 here is the from and contact change but I can't remove the user agent but I added a new param to the gateway config called options_user_agent to set something specific

src/mod/endpoints/mod_sofia/mod_sofia.h

@@ -454,7 +454,9 @@ struct sofia_gateway {
 	char *auth_username;
 	char *register_password;
 	char *register_from;
-	char *options_uri;
+	char *options_from_uri;
+	char *options_to_uri;
+	char *options_user_agent;
 	char *register_contact;
 	char *extension;
 	char *real_extension;

src/mod/endpoints/mod_sofia/sofia.c

@@ -2329,6 +2329,7 @@ static void parse_gateways(sofia_profile_t *profile, switch_xml_t gateways_tag)
 				*caller_id_in_from = "false",
 				*extension = NULL,
 				*proxy = NULL,
+				*options_user_agent = NULL,
 				*context = profile->context,
 				*expire_seconds = "3600",
 				*retry_seconds = "30",
@@ -2434,6 +2435,8 @@ static void parse_gateways(sofia_profile_t *profile, switch_xml_t gateways_tag)
 					ping_max = atoi(val);
 				} else if (!strcmp(var, "ping-min")) {
 					ping_min = atoi(val);
+				} else if (!strcmp(var, "ping-user-agent")) {
+					options_user_agent = val;
 				} else if (!strcmp(var, "proxy")) {
 					proxy = val;
 				} else if (!strcmp(var, "context")) {
@@ -2575,6 +2578,7 @@ static void parse_gateways(sofia_profile_t *profile, switch_xml_t gateways_tag)
 			gateway->auth_username = switch_core_strdup(gateway->pool, auth_username);
 			gateway->register_password = switch_core_strdup(gateway->pool, password);
 			gateway->distinct_to = distinct_to;
+			gateway->options_user_agent = options_user_agent;
 
 			if (switch_true(caller_id_in_from)) {
 				sofia_set_flag(gateway, REG_FLAG_CALLERID);
@@ -2612,8 +2616,10 @@ static void parse_gateways(sofia_profile_t *profile, switch_xml_t gateways_tag)
 					gateway->ping_max = ping_max;
 					gateway->ping_min = ping_min;
 					gateway->ping = switch_epoch_time_now(NULL) + ping_freq;
-					gateway->options_uri = switch_core_sprintf(gateway->pool, "<sip:%s;transport=%s>",
-															   !zstr(from_domain) ? from_domain : proxy, register_transport);			
+					gateway->options_to_uri = switch_core_sprintf(gateway->pool, "<sip:%s;transport=%s>",
+															   !zstr(from_domain) ? from_domain : proxy, register_transport);
+					gateway->options_from_uri = switch_core_sprintf(gateway->pool, "<sip:%s;transport=%s>",
+																	profile->extrtpip ? profile->extrtpip : profile->sipip, register_transport);			
 				} else {
 					switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "ERROR: invalid ping!\n");
 				}

src/mod/endpoints/mod_sofia/sofia_reg.c

@@ -354,8 +354,9 @@ void sofia_reg_check_gateway(sofia_profile_t *profile, time_t now)
 			nua_options(nh,
 						TAG_IF(gateway_ptr->register_sticky_proxy, NUTAG_PROXY(gateway_ptr->register_sticky_proxy)),
 						TAG_IF(user_via, SIPTAG_VIA_STR(user_via)),
-						SIPTAG_TO_STR(gateway_ptr->options_uri), SIPTAG_FROM_STR(profile->url),
-						SIPTAG_CONTACT_STR(gateway_ptr->register_contact), TAG_END());
+						SIPTAG_TO_STR(gateway_ptr->options_to_uri), SIPTAG_FROM_STR(gateway_ptr->options_from_uri),
+						TAG_IF(gateway_ptr->options_user_agent, SIPTAG_USER_AGENT_STR(gateway_ptr->options_user_agent)),
+						TAG_END());
 
 			switch_safe_free(user_via);
 			user_via = NULL;