1 /* $NetBSD: h_client.c,v 1.8 2012/04/20 05:15:11 jruoho Exp $ */ 2 3 /* 4 * Copyright (c) 2011 The NetBSD Foundation, Inc. 5 * All rights reserved. 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 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND 17 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 23 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #include <sys/types.h> 31 #include <sys/poll.h> 32 #include <sys/select.h> 33 34 #include <err.h> 35 #include <errno.h> 36 #include <fcntl.h> 37 #include <stdio.h> 38 #include <stdlib.h> 39 #include <string.h> 40 #include <unistd.h> 41 42 int 43 main(int argc, char *argv[]) 44 { 45 46 if (argc != 2) { 47 errx(1, "need testname as param"); 48 } 49 50 if (strcmp(argv[1], "select_timeout") == 0) { 51 fd_set rfds; 52 struct timeval tv; 53 int pipefd[2]; 54 int rv; 55 56 tv.tv_sec = 0; 57 tv.tv_usec = 1; 58 59 if (pipe(pipefd) == -1) 60 err(EXIT_FAILURE, "pipe"); 61 FD_ZERO(&rfds); 62 FD_SET(pipefd[0], &rfds); 63 64 rv = select(pipefd[0]+1, &rfds, NULL, NULL, &tv); 65 if (rv == -1) 66 err(EXIT_FAILURE, "select"); 67 if (rv != 0) 68 errx(EXIT_FAILURE, "select succesful"); 69 70 if (FD_ISSET(pipefd[0], &rfds)) 71 errx(EXIT_FAILURE, "stdin fileno is still set"); 72 return EXIT_SUCCESS; 73 } else if (strcmp(argv[1], "select_allunset") == 0) { 74 fd_set fds; 75 struct timeval tv; 76 int rv; 77 78 tv.tv_sec = 0; 79 tv.tv_usec = 1; 80 81 FD_ZERO(&fds); 82 83 rv = select(100, &fds, &fds, &fds, &tv); 84 if (rv == -1) 85 err(EXIT_FAILURE, "select"); 86 if (rv != 0) 87 errx(EXIT_FAILURE, "select succesful"); 88 89 rv = select(0, NULL, NULL, NULL, &tv); 90 if (rv == -1) 91 err(EXIT_FAILURE, "select2"); 92 if (rv != 0) 93 errx(EXIT_FAILURE, "select2 succesful"); 94 95 return EXIT_SUCCESS; 96 } else if (strcmp(argv[1], "invafd") == 0) { 97 struct pollfd pfd[2]; 98 int fd, rv; 99 100 fd = open("/rump/dev/null", O_RDWR); 101 if (fd == -1) 102 err(EXIT_FAILURE, "open"); 103 close(fd); 104 105 pfd[0].fd = STDIN_FILENO; 106 pfd[0].events = POLLIN; 107 pfd[1].fd = fd; 108 pfd[1].events = POLLIN; 109 110 if ((rv = poll(pfd, 2, INFTIM)) != 1) 111 errx(EXIT_FAILURE, "poll unexpected rv %d (%d)", 112 rv, errno); 113 if (pfd[1].revents != POLLNVAL || pfd[0].revents != 0) 114 errx(EXIT_FAILURE, "poll unexpected revents"); 115 116 return EXIT_SUCCESS; 117 } else if (strcmp(argv[1], "fdoff8") == 0) { 118 119 (void)closefrom(0); 120 121 int fd; 122 123 do { 124 if ((fd = open("/dev/null", O_RDWR)) == -1) 125 err(EXIT_FAILURE, "open1"); 126 } while (fd < 7); 127 fd = open("/dev/null", O_RDWR); 128 if (fd != -1 || errno != ENFILE) 129 errx(EXIT_FAILURE, "unexpected fd8 %d %d", fd, errno); 130 if (fcntl(0, F_MAXFD) != 7) 131 errx(EXIT_FAILURE, "fd leak?"); 132 if ((fd = open("/rump/dev/null", O_RDWR)) != 8) 133 errx(EXIT_FAILURE, "rump open %d %d", fd, errno); 134 return EXIT_SUCCESS; 135 } else { 136 return ENOTSUP; 137 } 138 } 139