3c0e74b558
To replace the libevent embedded in ntp, for OpenSSL 1.1.1 compat. Approved by: re (gjb)
117 lines
3.0 KiB
C
117 lines
3.0 KiB
C
/*
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* Copyright (c) 2002-2007 Niels Provos <provos@citi.umich.edu>
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* Copyright (c) 2007-2012 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 "event2/event-config.h"
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#include "util-internal.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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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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#ifndef _WIN32
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#include <unistd.h>
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#include <sys/time.h>
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#endif
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#include <errno.h>
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#include "event2/event.h"
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#include "event2/event_compat.h"
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#include "event2/event_struct.h"
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int called = 0;
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#define NEVENT 20000
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struct event *ev[NEVENT];
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struct evutil_weakrand_state weakrand_state;
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static int
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rand_int(int n)
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{
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return evutil_weakrand_(&weakrand_state) % n;
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}
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static void
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time_cb(evutil_socket_t fd, short event, void *arg)
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{
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struct timeval tv;
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int i, j;
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called++;
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if (called < 10*NEVENT) {
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for (i = 0; i < 10; i++) {
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j = rand_int(NEVENT);
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tv.tv_sec = 0;
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tv.tv_usec = rand_int(50000);
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if (tv.tv_usec % 2 || called < NEVENT)
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evtimer_add(ev[j], &tv);
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else
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evtimer_del(ev[j]);
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}
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}
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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 timeval tv;
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int i;
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#ifdef _WIN32
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WORD wVersionRequested;
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WSADATA wsaData;
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wVersionRequested = MAKEWORD(2, 2);
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(void) WSAStartup(wVersionRequested, &wsaData);
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#endif
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evutil_weakrand_seed_(&weakrand_state, 0);
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/* Initalize the event library */
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event_init();
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for (i = 0; i < NEVENT; i++) {
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ev[i] = malloc(sizeof(struct event));
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/* Initalize one event */
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evtimer_set(ev[i], time_cb, ev[i]);
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tv.tv_sec = 0;
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tv.tv_usec = rand_int(50000);
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evtimer_add(ev[i], &tv);
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}
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event_dispatch();
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printf("%d, %d\n", called, NEVENT);
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return (called < NEVENT);
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}
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