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 "../util-internal.h"
28 #include "event2/event-config.h"
29 
30 #ifdef _WIN32
31 #include <winsock2.h>
32 #else
33 #include <unistd.h>
34 #endif
35 #include <sys/types.h>
36 #include <sys/stat.h>
37 #ifdef EVENT__HAVE_SYS_TIME_H
38 #include <sys/time.h>
39 #endif
40 #ifdef EVENT__HAVE_SYS_SOCKET_H
41 #include <sys/socket.h>
42 #endif
43 #include <fcntl.h>
44 #include <stdlib.h>
45 #include <stdio.h>
46 #include <string.h>
47 #include <errno.h>
48 
49 #include <event.h>
50 #include <evutil.h>
51 
52 int test_okay = 1;
53 int called = 0;
54 struct timeval timeout = {60, 0};
55 
56 static void
read_cb(evutil_socket_t fd,short event,void * arg)57 read_cb(evutil_socket_t fd, short event, void *arg)
58 {
59 	char buf[256];
60 	int len;
61 
62 	if (EV_TIMEOUT & event) {
63 		printf("%s: Timeout!\n", __func__);
64 		exit(1);
65 	}
66 
67 	len = recv(fd, buf, sizeof(buf), 0);
68 
69 	printf("%s: read %d%s\n", __func__,
70 	    len, len ? "" : " - means EOF");
71 
72 	if (len) {
73 		if (!called)
74 			event_add(arg, &timeout);
75 	} else if (called == 1)
76 		test_okay = 0;
77 
78 	called++;
79 }
80 
81 int
main(int argc,char ** argv)82 main(int argc, char **argv)
83 {
84 	struct event ev;
85 	const char *test = "test string";
86 	evutil_socket_t pair[2];
87 
88 #ifdef _WIN32
89 	WORD wVersionRequested;
90 	WSADATA wsaData;
91 
92 	wVersionRequested = MAKEWORD(2, 2);
93 
94 	(void) WSAStartup(wVersionRequested, &wsaData);
95 #endif
96 
97 	if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1)
98 		return (1);
99 
100 
101 	if (send(pair[0], test, (int)strlen(test)+1, 0) < 0)
102 		return (1);
103 	shutdown(pair[0], EVUTIL_SHUT_WR);
104 
105 	/* Initialize the event library */
106 	event_init();
107 
108 	/* Initialize one event */
109 	event_set(&ev, pair[1], EV_READ | EV_TIMEOUT, read_cb, &ev);
110 
111 	event_add(&ev, &timeout);
112 
113 	event_dispatch();
114 
115 	return (test_okay);
116 }
117 
118