1 /*
2 * Copyright (c) 2002-2007 Niels Provos <provos@citi.umich.edu>
3 * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27 #include "event2/event-config.h"
28
29 #include <sys/types.h>
30 #include <sys/stat.h>
31 #include <fcntl.h>
32 #include <stdlib.h>
33 #include <stdio.h>
34 #include <string.h>
35 #ifndef WIN32
36 #include <unistd.h>
37 #include <sys/time.h>
38 #endif
39 #include <errno.h>
40
41 #include "event2/event.h"
42 #include "event2/event_compat.h"
43 #include "event2/event_struct.h"
44
45 int called = 0;
46
47 #define NEVENT 20000
48
49 struct event *ev[NEVENT];
50
51 static int
52 rand_int(int n)
53 {
54 #ifdef WIN32
55 return (int)(rand() % n);
56 #else
57 return (int)(random() % n);
58 #endif
59 }
60
61 static void
62 time_cb(evutil_socket_t fd, short event, void *arg)
63 {
64 struct timeval tv;
65 int i, j;
66
67 called++;
68
69 if (called < 10*NEVENT) {
70 for (i = 0; i < 10; i++) {
71 j = rand_int(NEVENT);
72 tv.tv_sec = 0;
73 tv.tv_usec = rand_int(50000);
74 if (tv.tv_usec % 2)
75 evtimer_add(ev[j], &tv);
76 else
77 evtimer_del(ev[j]);
78 }
79 }
80 }
81
82 int
83 main(int argc, char **argv)
84 {
85 struct timeval tv;
86 int i;
87 #ifdef WIN32
88 WORD wVersionRequested;
89 WSADATA wsaData;
90
91 wVersionRequested = MAKEWORD(2, 2);
92
93 (void) WSAStartup(wVersionRequested, &wsaData);
94 #endif
95
96 /* Initalize the event library */
97 event_init();
98
99 for (i = 0; i < NEVENT; i++) {
100 ev[i] = malloc(sizeof(struct event));
101
102 /* Initalize one event */
103 evtimer_set(ev[i], time_cb, ev[i]);
104 tv.tv_sec = 0;
105 tv.tv_usec = rand_int(50000);
106 evtimer_add(ev[i], &tv);
107 }
108
109 event_dispatch();
110
111 return (called < NEVENT);
112 }
113