diff options
author | Enji Cooper <ngie@FreeBSD.org> | 2014-10-01 04:07:17 +0000 |
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committer | Enji Cooper <ngie@FreeBSD.org> | 2014-10-01 04:07:17 +0000 |
commit | 478290db20b28ab28ce7e08cf33f1b44d82e4cb3 (patch) | |
tree | b31430c773d683d336caf956649e9ed3f459369c /lib/librumphijack/h_client.c | |
download | src-478290db20b28ab28ce7e08cf33f1b44d82e4cb3.tar.gz src-478290db20b28ab28ce7e08cf33f1b44d82e4cb3.zip |
Notes
Diffstat (limited to 'lib/librumphijack/h_client.c')
-rw-r--r-- | lib/librumphijack/h_client.c | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/lib/librumphijack/h_client.c b/lib/librumphijack/h_client.c new file mode 100644 index 000000000000..20add7394d8d --- /dev/null +++ b/lib/librumphijack/h_client.c @@ -0,0 +1,138 @@ +/* $NetBSD: h_client.c,v 1.8 2012/04/20 05:15:11 jruoho Exp $ */ + +/* + * Copyright (c) 2011 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND + * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER + * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/types.h> +#include <sys/poll.h> +#include <sys/select.h> + +#include <err.h> +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +int +main(int argc, char *argv[]) +{ + + if (argc != 2) { + errx(1, "need testname as param"); + } + + if (strcmp(argv[1], "select_timeout") == 0) { + fd_set rfds; + struct timeval tv; + int pipefd[2]; + int rv; + + tv.tv_sec = 0; + tv.tv_usec = 1; + + if (pipe(pipefd) == -1) + err(EXIT_FAILURE, "pipe"); + FD_ZERO(&rfds); + FD_SET(pipefd[0], &rfds); + + rv = select(pipefd[0]+1, &rfds, NULL, NULL, &tv); + if (rv == -1) + err(EXIT_FAILURE, "select"); + if (rv != 0) + errx(EXIT_FAILURE, "select succesful"); + + if (FD_ISSET(pipefd[0], &rfds)) + errx(EXIT_FAILURE, "stdin fileno is still set"); + return EXIT_SUCCESS; + } else if (strcmp(argv[1], "select_allunset") == 0) { + fd_set fds; + struct timeval tv; + int rv; + + tv.tv_sec = 0; + tv.tv_usec = 1; + + FD_ZERO(&fds); + + rv = select(100, &fds, &fds, &fds, &tv); + if (rv == -1) + err(EXIT_FAILURE, "select"); + if (rv != 0) + errx(EXIT_FAILURE, "select succesful"); + + rv = select(0, NULL, NULL, NULL, &tv); + if (rv == -1) + err(EXIT_FAILURE, "select2"); + if (rv != 0) + errx(EXIT_FAILURE, "select2 succesful"); + + return EXIT_SUCCESS; + } else if (strcmp(argv[1], "invafd") == 0) { + struct pollfd pfd[2]; + int fd, rv; + + fd = open("/rump/dev/null", O_RDWR); + if (fd == -1) + err(EXIT_FAILURE, "open"); + close(fd); + + pfd[0].fd = STDIN_FILENO; + pfd[0].events = POLLIN; + pfd[1].fd = fd; + pfd[1].events = POLLIN; + + if ((rv = poll(pfd, 2, INFTIM)) != 1) + errx(EXIT_FAILURE, "poll unexpected rv %d (%d)", + rv, errno); + if (pfd[1].revents != POLLNVAL || pfd[0].revents != 0) + errx(EXIT_FAILURE, "poll unexpected revents"); + + return EXIT_SUCCESS; + } else if (strcmp(argv[1], "fdoff8") == 0) { + + (void)closefrom(0); + + int fd; + + do { + if ((fd = open("/dev/null", O_RDWR)) == -1) + err(EXIT_FAILURE, "open1"); + } while (fd < 7); + fd = open("/dev/null", O_RDWR); + if (fd != -1 || errno != ENFILE) + errx(EXIT_FAILURE, "unexpected fd8 %d %d", fd, errno); + if (fcntl(0, F_MAXFD) != 7) + errx(EXIT_FAILURE, "fd leak?"); + if ((fd = open("/rump/dev/null", O_RDWR)) != 8) + errx(EXIT_FAILURE, "rump open %d %d", fd, errno); + return EXIT_SUCCESS; + } else { + return ENOTSUP; + } +} |