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https://github.com/zeromq/libzmq.git
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88 lines
2.5 KiB
C++
88 lines
2.5 KiB
C++
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/*
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Copyright (c) 2007-2014 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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int main (void)
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{
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setup_test_environment();
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void *ctx = zmq_ctx_new ();
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assert (ctx);
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void *client = zmq_socket (ctx, ZMQ_REQ);
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assert (client);
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void *server = zmq_socket (ctx, ZMQ_ROUTER);
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assert (server);
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// Now do a basic ping test
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int rc = zmq_bind (server, "tcp://127.0.0.1:9998");
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assert (rc == 0);
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rc = zmq_connect (client, "tcp://127.0.0.1:9998");
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assert (rc == 0);
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rc=zmq_send(client,"1234567890",10,0);
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assert (rc != -1);
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int partnumber=1;
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int recvfd=-1;
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zmq_msg_t part;
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do {
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/* if not first free prev message part */
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if (partnumber!=1) zmq_msg_close (&part);
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/* Create an empty ØMQ message to hold the message part */
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int rc = zmq_msg_init (&part);
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assert (rc == 0);
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/* Block until a message is available to be received from socket */
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rc = zmq_msg_recv (&part,server, 0);
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assert (rc != -1);
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if (partnumber==1) {// this is the identity of the receiving pipe
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//buffer for zmq_getsockopt / ZMQ_IDENTITY_FD
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char idbuf[255];
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size_t idbufsz=zmq_msg_size (&part);
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assert (idbufsz<=255);
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memcpy(idbuf,zmq_msg_data(&part),idbufsz);
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rc = zmq_getsockopt (server, ZMQ_IDENTITY_FD, idbuf, &idbufsz);
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assert (rc == 0);
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memcpy(&recvfd,idbuf,sizeof(recvfd));
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//depending on your system this should be around 14
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assert (recvfd > 0);
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}
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partnumber++;
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} while (zmq_msg_more(&part));
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zmq_msg_close (&part);
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close_zero_linger (client);
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close_zero_linger (server);
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zmq_ctx_term (ctx);
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return 0 ;
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}
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