1 /* $NetBSD: test-weof.c,v 1.1.1.1 2013/04/11 16:43:33 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 "event2/event-config.h" 29 #include <sys/cdefs.h> 30 __RCSID("$NetBSD: test-weof.c,v 1.1.1.1 2013/04/11 16:43:33 christos Exp $"); 31 32 #ifdef WIN32 33 #include <winsock2.h> 34 #else 35 #include <unistd.h> 36 #endif 37 #include <sys/types.h> 38 #include <sys/stat.h> 39 #ifdef _EVENT_HAVE_SYS_TIME_H 40 #include <sys/time.h> 41 #endif 42 #ifdef _EVENT_HAVE_SYS_SOCKET_H 43 #include <sys/socket.h> 44 #endif 45 #include <fcntl.h> 46 #include <stdlib.h> 47 #include <stdio.h> 48 #include <string.h> 49 #include <signal.h> 50 #include <errno.h> 51 52 #include "event2/event.h" 53 #include "event2/event_struct.h" 54 #include "event2/event_compat.h" 55 #include "event2/util.h" 56 57 #ifdef _EVENT___func__ 58 #define __func__ _EVENT___func__ 59 #endif 60 61 evutil_socket_t pair[2]; 62 int test_okay = 1; 63 int called = 0; 64 65 static void 66 write_cb(evutil_socket_t fd, short event, void *arg) 67 { 68 const char *test = "test string"; 69 int len; 70 71 len = send(fd, test, (int)strlen(test) + 1, 0); 72 73 printf("%s: write %d%s\n", __func__, 74 len, len ? "" : " - means EOF"); 75 76 if (len > 0) { 77 if (!called) 78 event_add(arg, NULL); 79 evutil_closesocket(pair[0]); 80 } else if (called == 1) 81 test_okay = 0; 82 83 called++; 84 } 85 86 int 87 main(int argc, char **argv) 88 { 89 struct event ev; 90 91 #ifdef WIN32 92 WORD wVersionRequested; 93 WSADATA wsaData; 94 95 wVersionRequested = MAKEWORD(2, 2); 96 97 (void) WSAStartup(wVersionRequested, &wsaData); 98 #endif 99 100 #ifndef WIN32 101 if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) 102 return (1); 103 #endif 104 105 if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1) 106 return (1); 107 108 /* Initalize the event library */ 109 event_init(); 110 111 /* Initalize one event */ 112 event_set(&ev, pair[1], EV_WRITE, write_cb, &ev); 113 114 event_add(&ev, NULL); 115 116 event_dispatch(); 117 118 return (test_okay); 119 } 120 121