1 /* $NetBSD: test-weof.c,v 1.1.1.3 2021/04/07 02:43:15 christos Exp $ */
2 /*
3 * Copyright (c) 2002-2007 Niels Provos <provos@citi.umich.edu>
4 * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28 #include "../util-internal.h"
29 #include "event2/event-config.h"
30 #include <sys/cdefs.h>
31 __RCSID("$NetBSD: test-weof.c,v 1.1.1.3 2021/04/07 02:43:15 christos Exp $");
32
33 #ifdef _WIN32
34 #include <winsock2.h>
35 #else
36 #include <unistd.h>
37 #endif
38 #include <sys/types.h>
39 #include <sys/stat.h>
40 #ifdef EVENT__HAVE_SYS_TIME_H
41 #include <sys/time.h>
42 #endif
43 #ifdef EVENT__HAVE_SYS_SOCKET_H
44 #include <sys/socket.h>
45 #endif
46 #include <fcntl.h>
47 #include <stdlib.h>
48 #include <stdio.h>
49 #include <string.h>
50 #include <signal.h>
51 #include <errno.h>
52
53 #include "event2/event.h"
54 #include "event2/event_struct.h"
55 #include "event2/event_compat.h"
56 #include "event2/util.h"
57
58 evutil_socket_t pair[2];
59 int test_okay = 1;
60 int called = 0;
61
62 static void
write_cb(evutil_socket_t fd,short event,void * arg)63 write_cb(evutil_socket_t fd, short event, void *arg)
64 {
65 const char *test = "test string";
66 int len;
67
68 len = send(fd, test, (int)strlen(test) + 1, 0);
69
70 printf("%s: write %d%s\n", __func__,
71 len, len ? "" : " - means EOF");
72
73 if (len > 0) {
74 if (!called)
75 event_add(arg, NULL);
76 evutil_closesocket(pair[0]);
77 } else if (called == 1)
78 test_okay = 0;
79
80 called++;
81 }
82
83 int
main(int argc,char ** argv)84 main(int argc, char **argv)
85 {
86 struct event ev;
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 #ifndef _WIN32
98 if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
99 return (1);
100 #endif
101
102 if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1)
103 return (1);
104
105 /* Initialize the event library */
106 event_init();
107
108 /* Initialize one event */
109 event_set(&ev, pair[1], EV_WRITE, write_cb, &ev);
110
111 event_add(&ev, NULL);
112
113 event_dispatch();
114
115 return (test_okay);
116 }
117
118