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99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
/*
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Copyright (c) 2016 Contributors as noted in the AUTHORS file
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This file is part of libzmq, the ZeroMQ core engine in C++.
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libzmq is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License (LGPL) as published
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by the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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As a special exception, the Contributors give you permission to link
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this library with independent modules to produce an executable,
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regardless of the license terms of these independent modules, and to
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copy and distribute the resulting executable under terms of your choice,
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provided that you also meet, for each linked independent module, the
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terms and conditions of the license of that module. An independent
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module is a module which is not derived from or based on this library.
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If you modify this library, you must extend this exception to your
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version of the library.
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libzmq is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "testutil.hpp"
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#include <netdb.h>
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int main (void)
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{
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struct addrinfo *addr, hint;
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hint.ai_flags=AI_NUMERICHOST;
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hint.ai_family=AF_INET;
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hint.ai_socktype=SOCK_DGRAM;
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hint.ai_protocol=IPPROTO_UDP;
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hint.ai_addrlen=0;
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hint.ai_canonname=NULL;
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hint.ai_addr=NULL;
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hint.ai_next=NULL;
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int rc = getaddrinfo ("127.0.0.1", "6650", &hint, &addr);
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assert (rc == 0);
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int recv_socket = socket (AF_INET, SOCK_DGRAM, IPPROTO_UDP);
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assert (recv_socket != -1);
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int flag = 1;
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rc = setsockopt (recv_socket, SOL_SOCKET, SO_REUSEADDR, &flag, sizeof (int));
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assert (rc == 0);
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rc = bind (recv_socket, addr->ai_addr, addr->ai_addrlen);
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assert (rc == 0);
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void *ctx = zmq_ctx_new ();
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assert (ctx);
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void *sb = zmq_socket (ctx, ZMQ_REP);
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assert (sb);
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rc = zmq_bind (sb, "tcp://127.0.0.1:*");
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assert (rc == 0);
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zmq_pollitem_t pollitems [] = {
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{ sb, 0, ZMQ_POLLIN, 0 },
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{ NULL, recv_socket, ZMQ_POLLIN, 0 },
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};
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int send_socket = socket (AF_INET, SOCK_DGRAM, IPPROTO_UDP);
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assert (send_socket != -1);
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char buf[10];
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memset (buf, 1, 10);
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rc = sendto (send_socket, buf, 10, 0, addr->ai_addr, addr->ai_addrlen);
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assert (rc >= 0);
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assert (zmq_poll (pollitems, 2, 1) == 1);
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assert ((pollitems [0].revents & ZMQ_POLLIN) == 0);
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assert (pollitems [1].revents & ZMQ_POLLIN);
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rc = zmq_close (sb);
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assert (rc == 0);
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rc = zmq_ctx_term (ctx);
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assert (rc == 0);
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close (send_socket);
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close (recv_socket);
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freeaddrinfo(addr);
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return 0 ;
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}
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