/* Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file This file is part of 0MQ. 0MQ is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. 0MQ is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this program. If not, see . */ #include "testutil.hpp" int main (void) { int rc; int tos = 0x28; int o_tos; size_t tos_size = sizeof(tos); setup_test_environment(); void *ctx = zmq_ctx_new (); assert (ctx); void *sb = zmq_socket (ctx, ZMQ_PAIR); assert (sb); rc = zmq_setsockopt (sb, ZMQ_TOS, &tos, tos_size); assert (rc == 0); rc = zmq_bind (sb, "tcp://127.0.0.1:5560"); assert (rc == 0); rc = zmq_getsockopt (sb, ZMQ_TOS, &o_tos, &tos_size); assert (rc == 0); assert (o_tos == tos); void *sc = zmq_socket (ctx, ZMQ_PAIR); assert (sc); tos = 0x58; rc = zmq_setsockopt (sc, ZMQ_TOS, &tos, tos_size); assert (rc == 0); rc = zmq_connect (sc, "tcp://127.0.0.1:5560"); assert (rc == 0); rc = zmq_getsockopt (sc, ZMQ_TOS, &o_tos, &tos_size); assert (rc == 0); assert (o_tos == tos); // Wireshark can be used to verify that the server socket is // using DSCP 0x28 in packets to the client while the client // is using 0x58 in packets to the server. bounce (sb, sc); rc = zmq_close (sc); assert (rc == 0); rc = zmq_close (sb); assert (rc == 0); rc = zmq_ctx_term (ctx); assert (rc == 0); return 0 ; }