mirror of
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127 lines
3.6 KiB
C++
127 lines
3.6 KiB
C++
/*
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Copyright (c) 2007-2017 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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#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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#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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size_t len = MAX_SOCKET_STRING;
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char my_endpoint[MAX_SOCKET_STRING];
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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:*");
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assert (rc == 0);
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rc = zmq_getsockopt (rep, ZMQ_LAST_ENDPOINT, my_endpoint, &len);
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assert (rc == 0);
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rc = zmq_connect (req, my_endpoint);
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assert (rc == 0);
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char tmp[MSG_SIZE];
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memset (tmp, 0, 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 src_fd = zmq_msg_get (&msg, ZMQ_SRCFD);
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assert (src_fd >= 0);
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rc = zmq_msg_close (&msg);
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assert (rc == 0);
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// get the remote endpoint
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struct sockaddr_storage ss;
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#ifdef ZMQ_HAVE_HPUX
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int addrlen = sizeof ss;
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#else
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socklen_t addrlen = sizeof ss;
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#endif
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rc = getpeername (src_fd, (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,
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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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msleep (SETTLE_TIME);
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// getting name from closed socket will fail
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rc = getpeername (src_fd, (struct sockaddr *) &ss, &addrlen);
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#ifdef ZMQ_HAVE_WINDOWS
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assert (rc == SOCKET_ERROR);
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assert (WSAGetLastError () == WSAENOTSOCK);
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#else
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assert (rc == -1);
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assert (errno == EBADF);
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#endif
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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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