1/*	$NetBSD: test-eof.c,v 1.5 2020/05/25 20:47:34 christos Exp $	*/
2
3/*
4 * Copyright (c) 2002-2007 Niels Provos <provos@citi.umich.edu>
5 * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 *    derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29#include "event2/event-config.h"
30
31#ifdef _WIN32
32#include <winsock2.h>
33#else
34#include <unistd.h>
35#endif
36#include <sys/types.h>
37#include <sys/stat.h>
38#ifdef EVENT__HAVE_SYS_TIME_H
39#include <sys/time.h>
40#endif
41#ifdef EVENT__HAVE_SYS_SOCKET_H
42#include <sys/socket.h>
43#endif
44#include <fcntl.h>
45#include <stdlib.h>
46#include <stdio.h>
47#include <string.h>
48#include <errno.h>
49
50#include <event.h>
51#include <evutil.h>
52
53#ifdef EVENT____func__
54#define __func__ EVENT____func__
55#endif
56
57int test_okay = 1;
58int called = 0;
59struct timeval timeout = {60, 0};
60
61static void
62read_cb(evutil_socket_t fd, short event, void *arg)
63{
64	char buf[256];
65	int len;
66
67	if (EV_TIMEOUT & event) {
68		printf("%s: Timeout!\n", __func__);
69		exit(1);
70	}
71
72	len = recv(fd, buf, sizeof(buf), 0);
73
74	printf("%s: read %d%s\n", __func__,
75	    len, len ? "" : " - means EOF");
76
77	if (len) {
78		if (!called)
79			event_add(arg, &timeout);
80	} else if (called == 1)
81		test_okay = 0;
82
83	called++;
84}
85
86#ifndef SHUT_WR
87#define SHUT_WR 1
88#endif
89
90int
91main(int argc, char **argv)
92{
93	struct event ev;
94	const char *test = "test string";
95	evutil_socket_t pair[2];
96
97#ifdef _WIN32
98	WORD wVersionRequested;
99	WSADATA wsaData;
100
101	wVersionRequested = MAKEWORD(2, 2);
102
103	(void) WSAStartup(wVersionRequested, &wsaData);
104#endif
105
106	if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1)
107		return (1);
108
109
110	if (send(pair[0], test, (int)strlen(test)+1, 0) < 0)
111		return (1);
112	shutdown(pair[0], SHUT_WR);
113
114	/* Initalize the event library */
115	event_init();
116
117	/* Initalize one event */
118	event_set(&ev, pair[1], EV_READ | EV_TIMEOUT, read_cb, &ev);
119
120	event_add(&ev, &timeout);
121
122	event_dispatch();
123
124	return (test_okay);
125}
126
127