283 lines
6.8 KiB
C
283 lines
6.8 KiB
C
/* $NetBSD: h_tools.c,v 1.8 2007/07/23 15:05:43 jmmv Exp $ */
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/*-
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* Copyright (c) 2005, 2006 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Julio M. Merino Vidal, developed as part of Google's Summer of Code
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* 2005 program.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* Helper tools for several tests. These are kept in a single file due
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* to the limitations of bsd.prog.mk to build a single program in a
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* given directory.
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*/
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/event.h>
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#include <sys/mount.h>
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#include <sys/statvfs.h>
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#include <sys/stdint.h>
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#include <sys/socket.h>
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#include <sys/time.h>
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#include <sys/un.h>
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#include <assert.h>
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#include <err.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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/* --------------------------------------------------------------------- */
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static int getfh_main(int, char **);
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static int kqueue_main(int, char **);
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static int rename_main(int, char **);
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static int sockets_main(int, char **);
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static int statvfs_main(int, char **);
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/* --------------------------------------------------------------------- */
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int
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getfh_main(int argc, char **argv)
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{
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int error;
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fhandle_t fh;
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if (argc < 2)
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return EXIT_FAILURE;
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error = getfh(argv[1], &fh);
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if (error == 0)
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err(EXIT_FAILURE, "can not getfh");
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error = write(STDOUT_FILENO, &fh, sizeof(fh));
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if (error == -1) {
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perror("write");
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return EXIT_FAILURE;
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}
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return 0;
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}
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/* --------------------------------------------------------------------- */
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int
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kqueue_main(int argc, char **argv)
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{
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char *line;
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int i, kq;
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size_t len;
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struct kevent *changes, event;
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if (argc < 2)
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return EXIT_FAILURE;
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argc--;
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argv++;
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changes = malloc(sizeof(struct kevent) * (argc - 1));
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if (changes == NULL)
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errx(EXIT_FAILURE, "not enough memory");
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for (i = 0; i < argc; i++) {
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int fd;
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fd = open(argv[i], O_RDONLY);
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if (fd == -1)
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err(EXIT_FAILURE, "cannot open %s", argv[i]);
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EV_SET(&changes[i], fd, EVFILT_VNODE,
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EV_ADD | EV_ENABLE | EV_ONESHOT,
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NOTE_ATTRIB | NOTE_DELETE | NOTE_EXTEND | NOTE_LINK |
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NOTE_RENAME | NOTE_REVOKE | NOTE_WRITE,
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0, 0);
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}
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kq = kqueue();
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if (kq == -1)
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err(EXIT_FAILURE, "kqueue");
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while ((line = fgetln(stdin, &len)) != NULL) {
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int ec, nev;
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struct timespec to;
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to.tv_sec = 0;
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to.tv_nsec = 100000;
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(void)kevent(kq, changes, argc, &event, 1, &to);
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assert(len > 0);
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assert(line[len - 1] == '\n');
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line[len - 1] = '\0';
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ec = system(line);
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if (ec != EXIT_SUCCESS)
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errx(ec, "%s returned %d", line, ec);
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do {
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nev = kevent(kq, changes, argc, &event, 1, &to);
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if (nev == -1)
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err(EXIT_FAILURE, "kevent");
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else if (nev > 0) {
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for (i = 0; i < argc; i++)
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if (event.ident == changes[i].ident)
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break;
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if (event.fflags & NOTE_ATTRIB)
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printf("%s - NOTE_ATTRIB\n", argv[i]);
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if (event.fflags & NOTE_DELETE)
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printf("%s - NOTE_DELETE\n", argv[i]);
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if (event.fflags & NOTE_EXTEND)
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printf("%s - NOTE_EXTEND\n", argv[i]);
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if (event.fflags & NOTE_LINK)
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printf("%s - NOTE_LINK\n", argv[i]);
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if (event.fflags & NOTE_RENAME)
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printf("%s - NOTE_RENAME\n", argv[i]);
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if (event.fflags & NOTE_REVOKE)
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printf("%s - NOTE_REVOKE\n", argv[i]);
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if (event.fflags & NOTE_WRITE)
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printf("%s - NOTE_WRITE\n", argv[i]);
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}
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} while (nev > 0);
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}
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for (i = 0; i < argc; i++)
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close(changes[i].ident);
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free(changes);
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return EXIT_SUCCESS;
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}
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/* --------------------------------------------------------------------- */
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int
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rename_main(int argc, char **argv)
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{
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if (argc < 3)
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return EXIT_FAILURE;
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if (rename(argv[1], argv[2]) == -1) {
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perror("rename");
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return EXIT_FAILURE;
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}
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return EXIT_SUCCESS;
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}
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/* --------------------------------------------------------------------- */
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int
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sockets_main(int argc, char **argv)
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{
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int error, fd;
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struct sockaddr_un addr;
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if (argc < 2)
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return EXIT_FAILURE;
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fd = socket(PF_LOCAL, SOCK_STREAM, 0);
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if (fd == -1) {
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perror("socket");
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return EXIT_FAILURE;
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}
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(void)strlcpy(addr.sun_path, argv[1], sizeof(addr.sun_path));
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addr.sun_family = PF_UNIX;
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error = bind(fd, (struct sockaddr *)&addr, sizeof(addr));
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if (error == -1) {
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perror("connect");
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return EXIT_FAILURE;
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}
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close(fd);
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return EXIT_SUCCESS;
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}
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/* --------------------------------------------------------------------- */
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int
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statvfs_main(int argc, char **argv)
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{
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int error;
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struct statfs buf;
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if (argc < 2)
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return EXIT_FAILURE;
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memset(&buf, 0, sizeof(buf));
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buf.f_version = STATFS_VERSION;
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error = statfs(argv[1], &buf);
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if (error != 0) {
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perror("statvfs");
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return EXIT_FAILURE;
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}
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(void)printf("f_bsize=%ju\n", (uintmax_t)buf.f_bsize);
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(void)printf("f_blocks=%ju\n", (uintmax_t)buf.f_blocks);
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(void)printf("f_bfree=%ju\n", (uintmax_t)buf.f_bfree);
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(void)printf("f_files=%ju\n", (uintmax_t)buf.f_files);
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return EXIT_SUCCESS;
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}
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/* --------------------------------------------------------------------- */
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int
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main(int argc, char **argv)
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{
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int error;
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if (argc < 2)
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return EXIT_FAILURE;
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argc -= 1;
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argv += 1;
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if (strcmp(argv[0], "getfh") == 0)
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error = getfh_main(argc, argv);
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else if (strcmp(argv[0], "kqueue") == 0)
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error = kqueue_main(argc, argv);
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else if (strcmp(argv[0], "rename") == 0)
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error = rename_main(argc, argv);
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else if (strcmp(argv[0], "sockets") == 0)
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error = sockets_main(argc, argv);
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else if (strcmp(argv[0], "statvfs") == 0)
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error = statvfs_main(argc, argv);
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else
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error = EXIT_FAILURE;
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return error;
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}
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