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110 lines
3.2 KiB
110 lines
3.2 KiB
/* |
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* Copyright (c) 2002-2007 Niels Provos <provos@citi.umich.edu> |
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* Copyright (c) 2007-2013 Niels Provos and Nick Mathewson |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. The name of the author may not be used to endorse or promote products |
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* derived from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#include "../util-internal.h" |
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#include "event2/event-config.h" |
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#ifdef _WIN32 |
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#include <winsock2.h> |
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#else |
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#include <unistd.h> |
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#endif |
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#include <sys/types.h> |
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#include <sys/stat.h> |
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#ifdef EVENT__HAVE_SYS_TIME_H |
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#include <sys/time.h> |
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#endif |
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#ifdef EVENT__HAVE_SYS_SOCKET_H |
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#include <sys/socket.h> |
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#endif |
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#include <fcntl.h> |
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#include <stdlib.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <errno.h> |
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#include <event.h> |
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#include <evutil.h> |
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struct timeval timeout = {3, 0}; |
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static void |
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closed_cb(evutil_socket_t fd, short event, void *arg) |
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{ |
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if (EV_TIMEOUT & event) { |
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printf("%s: Timeout!\n", __func__); |
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exit(1); |
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} |
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if (EV_CLOSED & event) { |
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printf("%s: detected socket close with success\n", __func__); |
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return; |
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} |
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printf("%s: unable to detect socket close\n", __func__); |
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exit(1); |
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} |
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int |
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main(int argc, char **argv) |
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{ |
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struct event_base *base; |
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struct event_config *cfg; |
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struct event *ev; |
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const char *test = "test string"; |
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evutil_socket_t pair[2]; |
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/* Initialize the library and check if the backend |
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supports EV_FEATURE_EARLY_CLOSE |
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*/ |
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cfg = event_config_new(); |
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event_config_require_features(cfg, EV_FEATURE_EARLY_CLOSE); |
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base = event_base_new_with_config(cfg); |
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event_config_free(cfg); |
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if (!base) { |
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/* Backend doesn't support EV_FEATURE_EARLY_CLOSE */ |
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return 0; |
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} |
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/* Create a pair of sockets */ |
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if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1) |
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return (1); |
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/* Send some data on socket 0 and immediately close it */ |
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if (send(pair[0], test, (int)strlen(test)+1, 0) < 0) |
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return (1); |
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shutdown(pair[0], EVUTIL_SHUT_WR); |
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/* Dispatch */ |
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ev = event_new(base, pair[1], EV_CLOSED | EV_TIMEOUT, closed_cb, event_self_cbarg()); |
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event_add(ev, &timeout); |
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event_base_dispatch(base); |
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/* Finalize library */ |
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event_base_free(base); |
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return 0; |
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} |
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