mirror of
https://github.com/zeromq/libzmq.git
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100 lines
2.5 KiB
C++
100 lines
2.5 KiB
C++
/*
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Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file
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This file is part of 0MQ.
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0MQ 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 as published by
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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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0MQ is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public 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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#define MSG_SIZE 20
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#ifdef _WIN32
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#include <Winsock2.h>
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#include <Ws2tcpip.h>
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#define usleep(a) Sleep((a) / 1000)
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#else
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netdb.h>
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#endif
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int main (void)
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{
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int rc;
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setup_test_environment();
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// Create the infrastructure
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void *ctx = zmq_ctx_new ();
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assert (ctx);
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void *rep = zmq_socket (ctx, ZMQ_REP);
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assert (rep);
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void *req = zmq_socket (ctx, ZMQ_REQ);
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assert (req);
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rc = zmq_bind(rep, "tcp://127.0.0.1:5560");
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assert (rc == 0);
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rc = zmq_connect(req, "tcp://127.0.0.1:5560");
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assert (rc == 0);
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char tmp[MSG_SIZE];
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zmq_send(req, tmp, MSG_SIZE, 0);
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zmq_msg_t msg;
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rc = zmq_msg_init(&msg);
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assert (rc == 0);
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zmq_recvmsg(rep, &msg, 0);
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assert(zmq_msg_size(&msg) == MSG_SIZE);
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// get the messages source file descriptor
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int srcFd = zmq_msg_get(&msg, ZMQ_SRCFD);
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assert(srcFd >= 0);
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// get the remote endpoint
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struct sockaddr_storage ss;
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socklen_t addrlen = sizeof ss;
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rc = getpeername (srcFd, (struct sockaddr*) &ss, &addrlen);
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assert (rc == 0);
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char host [NI_MAXHOST];
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rc = getnameinfo ((struct sockaddr*) &ss, addrlen, host, sizeof host, NULL, 0, NI_NUMERICHOST);
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assert (rc == 0);
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// assert it is localhost which connected
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assert (strcmp(host, "127.0.0.1") == 0);
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rc = zmq_close (rep);
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assert (rc == 0);
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rc = zmq_close (req);
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assert (rc == 0);
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// sleep a bit for the socket to be freed
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usleep(30000);
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// getting name from closed socket will fail
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rc = getpeername (srcFd, (struct sockaddr*) &ss, &addrlen);
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assert (rc == -1);
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assert (errno == EBADF);
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rc = zmq_ctx_term (ctx);
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assert (rc == 0);
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return 0 ;
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}
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