We've been told that the meid is a string, thus we count on it being a nil
terminated set of bytes.
+
+ If we return false there is no guarentee that the caller's reference to the
+ ep is valid or nil. Caller can trus the ep reference only when the return is
+ true.
*/
static int epsock_meid( route_table_t *rtable, rmr_mbuf_t* msg, nng_socket* nn_sock, endpoint_t** uepp ) {
endpoint_t* ep; // seected end point
int state = FALSE; // processing state
char* meid;
-
errno = 0;
if( ! nn_sock || msg == NULL || rtable == NULL ) { // missing stuff; bail fast
errno = EINVAL;
meid = ((uta_mhdr_t *) msg->header)->meid;
if( (ep = get_meid_owner( rtable, meid )) == NULL ) {
- if( uepp != NULL ) { // caller needs refernce to endpoint too
- *uepp = NULL;
- }
-
if( DEBUG ) rmr_vlog( RMR_VL_DEBUG, "epsock_meid: no ep in hash for (%s)\n", meid );
return FALSE;
}
+ if( uepp != NULL ) { // ensure ep is returned to the caller
+ *uepp = ep;
+ }
+
state = TRUE;
if( ! ep->open ) { // not connected
if( ep->addr == NULL ) { // name didn't resolve before, try again