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 "event2/event-config.h" 28 29 #ifdef _WIN32 30 #include <winsock2.h> 31 #else 32 #include <unistd.h> 33 #endif 34 #include <sys/types.h> 35 #include <sys/stat.h> 36 #ifdef EVENT__HAVE_SYS_TIME_H 37 #include <sys/time.h> 38 #endif 39 #ifdef EVENT__HAVE_SYS_SOCKET_H 40 #include <sys/socket.h> 41 #endif 42 #include <fcntl.h> 43 #include <stdlib.h> 44 #include <stdio.h> 45 #include <string.h> 46 #include <errno.h> 47 48 #include <event.h> 49 #include <evutil.h> 50 51 #ifdef EVENT____func__ 52 #define __func__ EVENT____func__ 53 #endif 54 55 int test_okay = 1; 56 int called = 0; 57 struct timeval timeout = {60, 0}; 58 59 static void 60 read_cb(evutil_socket_t fd, short event, void *arg) 61 { 62 char buf[256]; 63 int len; 64 65 if (EV_TIMEOUT & event) { 66 printf("%s: Timeout!\n", __func__); 67 exit(1); 68 } 69 70 len = recv(fd, buf, sizeof(buf), 0); 71 72 printf("%s: read %d%s\n", __func__, 73 len, len ? "" : " - means EOF"); 74 75 if (len) { 76 if (!called) 77 event_add(arg, &timeout); 78 } else if (called == 1) 79 test_okay = 0; 80 81 called++; 82 } 83 84 #ifndef SHUT_WR 85 #define SHUT_WR 1 86 #endif 87 88 int 89 main(int argc, char **argv) 90 { 91 struct event ev; 92 const char *test = "test string"; 93 evutil_socket_t pair[2]; 94 95 #ifdef _WIN32 96 WORD wVersionRequested; 97 WSADATA wsaData; 98 99 wVersionRequested = MAKEWORD(2, 2); 100 101 (void) WSAStartup(wVersionRequested, &wsaData); 102 #endif 103 104 if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1) 105 return (1); 106 107 108 if (send(pair[0], test, (int)strlen(test)+1, 0) < 0) 109 return (1); 110 shutdown(pair[0], SHUT_WR); 111 112 /* Initalize the event library */ 113 event_init(); 114 115 /* Initalize one event */ 116 event_set(&ev, pair[1], EV_READ | EV_TIMEOUT, read_cb, &ev); 117 118 event_add(&ev, &timeout); 119 120 event_dispatch(); 121 122 return (test_okay); 123 } 124 125