use the same call-id on all registers from the same gateway

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@10415 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_sofia/mod_sofia.h

@@ -299,6 +299,7 @@ struct sofia_gateway {
 	switch_memory_pool_t *pool;
 	int deleted;
 	switch_event_t *vars;
+	char uuid_str[SWITCH_UUID_FORMATTED_LENGTH + 1];
 	struct sofia_gateway *next;
 };
 

src/mod/endpoints/mod_sofia/sofia.c

@@ -801,6 +801,10 @@ static void parse_gateways(sofia_profile_t *profile, switch_xml_t gateways_tag)
 				*from_user = "", *from_domain = "", *register_proxy = NULL, *contact_params = NULL, *params = NULL, *register_transport = NULL;
 			
 			uint32_t ping_freq = 0;
+			switch_uuid_t uuid;
+			
+			switch_uuid_get(&uuid);
+			switch_uuid_format(gateway->uuid_str, &uuid);
 			
 			gateway->register_transport = SOFIA_TRANSPORT_UDP;
 			gateway->pool = profile->pool;

src/mod/endpoints/mod_sofia/sofia_reg.c

@@ -152,6 +152,7 @@ void sofia_reg_check_gateway(sofia_profile_t *profile, time_t now)
 			sofia_reg_kill_reg(gateway_ptr, 0);
 
 			if ((gateway_ptr->nh = nua_handle(gateway_ptr->profile->nua, NULL,
+											  SIPTAG_CALL_ID_STR(gateway_ptr->uuid_str),
 											  NUTAG_URL(gateway_ptr->register_proxy),
 											  SIPTAG_TO_STR(gateway_ptr->register_to),
 											  NUTAG_CALLSTATE_REF(ss_state), SIPTAG_FROM_STR(gateway_ptr->register_from), TAG_END()))) {