Function b2bl_bridge_msg

modules/b2b_logic/bridging.c:2196–2451

Bridge an initial Invite with an existing dialog */ key and entity_no identity the existing call and the which entity from the call * to bridge (0 or 1) */

/* key and entity_no identity the existing call and the which entity from the call
 * to bridge (0 or 1) */
int b2bl_bridge_msg(struct sip_msg* msg, str* key, int entity_no,
											unsigned int flags, str *adv_ct)
{
	b2bl_tuple_t* tuple;
	struct b2b_context *ctx;
	struct b2b_ctx_val *v, *v_old;
	unsigned int hash_index, local_index;
	b2bl_entity_id_t *bridging_entity= NULL;
	b2bl_entity_id_t *old_entity;
	b2bl_entity_id_t *entity;
	str* server_id;
	str body = {0, 0}, new_body = {0, 0};
	str to_uri={NULL,0}, from_uri, from_dname;
	b2b_req_data_t req_data;
	int ret;
	str local_contact, *ct_hdrs;
	int maxfwd;

	if(!msg || !key)
	{
		LM_ERR("Wrong arguments [%p] [%p]\n", msg, key);
		return -1;
	}

	ret = b2bl_get_tuple_key(key, &hash_index, &local_index, NULL);
	if(ret < 0)
	{
		if (ret == -1)
			LM_ERR("Failed to parse key or find an entity [%.*s]\n",
					key->len, key->s);
		else
			LM_ERR("Could not find entity [%.*s]\n",
					key->len, key->s);
		return -1;
	}

	/* extract the entity and delete the tuple */
	B2BL_LOCK_GET(hash_index);

	tuple = b2bl_search_tuple_safe(hash_index, local_index);
	if(tuple == NULL)
	{
		LM_ERR("No entity found\n");
		goto error;
	}

	/* save tuple in global variable for accesss from local routes */
	local_ctx_tuple = tuple;

	/* update tuple context values with the new ones set in request route */
	for (v = local_ctx_vals; v; v = v->next) {
		for (v_old = tuple->vals; v_old; v_old = v_old->next)
			if (!str_strcmp(&v->name, &v_old->name)) {
				if (store_ctx_value(&tuple->vals, &v->name, &v->val) < 0)
					LM_ERR("Failed to store context value [%.*s]\n",
						v->name.len, v->name.s);

				break;