h_client.c revision 1.2.2.3
1 1.2.2.3 bouyer /* $NetBSD: h_client.c,v 1.2.2.3 2011/03/05 15:10:56 bouyer Exp $ */ 2 1.2.2.2 bouyer 3 1.2.2.2 bouyer /* 4 1.2.2.2 bouyer * Copyright (c) 2011 The NetBSD Foundation, Inc. 5 1.2.2.2 bouyer * All rights reserved. 6 1.2.2.2 bouyer * 7 1.2.2.2 bouyer * Redistribution and use in source and binary forms, with or without 8 1.2.2.2 bouyer * modification, are permitted provided that the following conditions 9 1.2.2.2 bouyer * are met: 10 1.2.2.2 bouyer * 1. Redistributions of source code must retain the above copyright 11 1.2.2.2 bouyer * notice, this list of conditions and the following disclaimer. 12 1.2.2.2 bouyer * 2. Redistributions in binary form must reproduce the above copyright 13 1.2.2.2 bouyer * notice, this list of conditions and the following disclaimer in the 14 1.2.2.2 bouyer * documentation and/or other materials provided with the distribution. 15 1.2.2.2 bouyer * 16 1.2.2.2 bouyer * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND 17 1.2.2.2 bouyer * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 18 1.2.2.2 bouyer * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 1.2.2.2 bouyer * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 1.2.2.2 bouyer * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY 21 1.2.2.2 bouyer * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 1.2.2.2 bouyer * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 23 1.2.2.2 bouyer * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 1.2.2.2 bouyer * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 1.2.2.2 bouyer * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 26 1.2.2.2 bouyer * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 1.2.2.2 bouyer * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 1.2.2.2 bouyer */ 29 1.2.2.2 bouyer 30 1.2.2.2 bouyer #include <sys/types.h> 31 1.2.2.3 bouyer #include <sys/poll.h> 32 1.2.2.2 bouyer #include <sys/select.h> 33 1.2.2.2 bouyer 34 1.2.2.2 bouyer #include <err.h> 35 1.2.2.2 bouyer #include <errno.h> 36 1.2.2.3 bouyer #include <fcntl.h> 37 1.2.2.2 bouyer #include <stdio.h> 38 1.2.2.2 bouyer #include <stdlib.h> 39 1.2.2.2 bouyer #include <string.h> 40 1.2.2.2 bouyer #include <unistd.h> 41 1.2.2.2 bouyer 42 1.2.2.2 bouyer int 43 1.2.2.2 bouyer main(int argc, char *argv[]) 44 1.2.2.2 bouyer { 45 1.2.2.2 bouyer 46 1.2.2.2 bouyer if (argc != 2) { 47 1.2.2.2 bouyer errx(1, "need testname as param"); 48 1.2.2.2 bouyer } 49 1.2.2.2 bouyer 50 1.2.2.2 bouyer if (strcmp(argv[1], "select_timeout") == 0) { 51 1.2.2.2 bouyer fd_set rfds; 52 1.2.2.2 bouyer struct timeval tv; 53 1.2.2.3 bouyer int pipefd[2]; 54 1.2.2.2 bouyer int rv; 55 1.2.2.2 bouyer 56 1.2.2.2 bouyer tv.tv_sec = 0; 57 1.2.2.2 bouyer tv.tv_usec = 1; 58 1.2.2.2 bouyer 59 1.2.2.3 bouyer if (pipe(pipefd) == -1) 60 1.2.2.3 bouyer err(1, "pipe"); 61 1.2.2.2 bouyer FD_ZERO(&rfds); 62 1.2.2.3 bouyer FD_SET(pipefd[0], &rfds); 63 1.2.2.2 bouyer 64 1.2.2.3 bouyer rv = select(pipefd[0]+1, &rfds, NULL, NULL, &tv); 65 1.2.2.2 bouyer if (rv == -1) 66 1.2.2.2 bouyer err(1, "select"); 67 1.2.2.2 bouyer if (rv != 0) 68 1.2.2.2 bouyer errx(1, "select succesful"); 69 1.2.2.2 bouyer 70 1.2.2.3 bouyer if (FD_ISSET(pipefd[0], &rfds)) 71 1.2.2.2 bouyer errx(1, "stdin fileno is still set"); 72 1.2.2.2 bouyer exit(0); 73 1.2.2.2 bouyer } else if (strcmp(argv[1], "select_allunset") == 0) { 74 1.2.2.2 bouyer fd_set fds; 75 1.2.2.2 bouyer struct timeval tv; 76 1.2.2.2 bouyer int rv; 77 1.2.2.2 bouyer 78 1.2.2.2 bouyer tv.tv_sec = 0; 79 1.2.2.2 bouyer tv.tv_usec = 1; 80 1.2.2.2 bouyer 81 1.2.2.2 bouyer FD_ZERO(&fds); 82 1.2.2.2 bouyer 83 1.2.2.2 bouyer rv = select(100, &fds, &fds, &fds, &tv); 84 1.2.2.2 bouyer if (rv == -1) 85 1.2.2.2 bouyer err(1, "select"); 86 1.2.2.2 bouyer if (rv != 0) 87 1.2.2.2 bouyer errx(1, "select succesful"); 88 1.2.2.2 bouyer 89 1.2.2.2 bouyer rv = select(0, NULL, NULL, NULL, &tv); 90 1.2.2.2 bouyer if (rv == -1) 91 1.2.2.2 bouyer err(1, "select2"); 92 1.2.2.2 bouyer if (rv != 0) 93 1.2.2.2 bouyer errx(1, "select2 succesful"); 94 1.2.2.2 bouyer 95 1.2.2.2 bouyer exit(0); 96 1.2.2.3 bouyer } else if (strcmp(argv[1], "invafd") == 0) { 97 1.2.2.3 bouyer struct pollfd pfd[2]; 98 1.2.2.3 bouyer int fd; 99 1.2.2.3 bouyer 100 1.2.2.3 bouyer fd = open("/rump/dev/null", O_RDWR); 101 1.2.2.3 bouyer if (fd == -1) 102 1.2.2.3 bouyer err(1, "open"); 103 1.2.2.3 bouyer close(fd); 104 1.2.2.3 bouyer 105 1.2.2.3 bouyer pfd[0].fd = STDIN_FILENO; 106 1.2.2.3 bouyer pfd[0].events = POLLIN; 107 1.2.2.3 bouyer pfd[1].fd = fd; 108 1.2.2.3 bouyer pfd[1].events = POLLIN; 109 1.2.2.3 bouyer 110 1.2.2.3 bouyer if (poll(pfd, 2, INFTIM) != 1) 111 1.2.2.3 bouyer errx(1, "poll unexpected rv"); 112 1.2.2.3 bouyer if (pfd[1].revents != POLLNVAL || pfd[0].revents != 0) 113 1.2.2.3 bouyer errx(1, "poll unexpected revents"); 114 1.2.2.3 bouyer 115 1.2.2.3 bouyer exit(0); 116 1.2.2.2 bouyer } else { 117 1.2.2.2 bouyer return ENOTSUP; 118 1.2.2.2 bouyer } 119 1.2.2.2 bouyer } 120
Indexes created Fri Oct 03 14:09:59 GMT 2025