zmq_msg_set_routing_id(3) ========================= NAME ---- zmq_msg_set_routing_id - set routing ID property on message SYNOPSIS -------- *int zmq_msg_set_routing_id (zmq_msg_t '*message', uint32_t 'routing_id');* DESCRIPTION ----------- The _zmq_msg_set_routing_id()_ function sets the 'routing_id' specified, on the the message pointed to by the 'message' argument. The 'routing_id' must be greater than zero. To get a valid routing ID, you must receive a message from a 'ZMQ_SERVER' socket, and use the libzmq:zmq_msg_routing_id method. Routing IDs are transient. RETURN VALUE ------------ The _zmq_msg_set_routing_id()_ function shall return zero if successful. Otherwise it shall return `-1` and set 'errno' to one of the values defined below. ERRORS ------ *EINVAL*:: The provided 'routing_id' is zero. SEE ALSO -------- linkzmq:zmq_msg_routing_id[3] linkzmq:zmq[7] AUTHORS ------- This page was written by the 0MQ community. To make a change please read the 0MQ Contribution Policy at .