1 /* $NetBSD: test-weof.c,v 1.1.1.1 2013/12/27 23:31:29 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 <signal.h> 49 #include <errno.h> 50 51 #include "event2/event.h" 52 #include "event2/event_struct.h" 53 #include "event2/event_compat.h" 54 #include "event2/util.h" 55 56 #ifdef EVENT____func__ 57 #define __func__ EVENT____func__ 58 #endif 59 60 evutil_socket_t pair[2]; 61 int test_okay = 1; 62 int called = 0; 63 64 static void 65 write_cb(evutil_socket_t fd, short event, void *arg) 66 { 67 const char *test = "test string"; 68 int len; 69 70 len = send(fd, test, (int)strlen(test) + 1, 0); 71 72 printf("%s: write %d%s\n", __func__, 73 len, len ? "" : " - means EOF"); 74 75 if (len > 0) { 76 if (!called) 77 event_add(arg, NULL); 78 evutil_closesocket(pair[0]); 79 } else if (called == 1) 80 test_okay = 0; 81 82 called++; 83 } 84 85 int 86 main(int argc, char **argv) 87 { 88 struct event ev; 89 90 #ifdef _WIN32 91 WORD wVersionRequested; 92 WSADATA wsaData; 93 94 wVersionRequested = MAKEWORD(2, 2); 95 96 (void) WSAStartup(wVersionRequested, &wsaData); 97 #endif 98 99 #ifndef _WIN32 100 if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) 101 return (1); 102 #endif 103 104 if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1) 105 return (1); 106 107 /* Initalize the event library */ 108 event_init(); 109 110 /* Initalize one event */ 111 event_set(&ev, pair[1], EV_WRITE, write_cb, &ev); 112 113 event_add(&ev, NULL); 114 115 event_dispatch(); 116 117 return (test_okay); 118 } 119 120