diff options
Diffstat (limited to 'usr.sbin/extattrctl/extattrctl.c')
| -rw-r--r-- | usr.sbin/extattrctl/extattrctl.c | 259 |
1 files changed, 0 insertions, 259 deletions
diff --git a/usr.sbin/extattrctl/extattrctl.c b/usr.sbin/extattrctl/extattrctl.c deleted file mode 100644 index 1929f79..0000000 --- a/usr.sbin/extattrctl/extattrctl.c +++ /dev/null @@ -1,259 +0,0 @@ -/*- - * Copyright (c) 1999-2002 Robert N. M. Watson - * All rights reserved. - * - * This software was developed by Robert Watson for the TrustedBSD Project. - * - * 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 AUTHOR 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 AUTHOR 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. - * - * $FreeBSD$ - */ -/* - * Developed by the TrustedBSD Project. - * Support for file system extended attribute. - */ - -#include <sys/types.h> -#include <sys/uio.h> -#include <sys/extattr.h> -#include <sys/param.h> -#include <sys/mount.h> - -#include <ufs/ufs/extattr.h> - -#include <errno.h> -#include <fcntl.h> -#include <libutil.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> - -int initattr(int argc, char *argv[]); -int showattr(int argc, char *argv[]); -long num_inodes_by_path(char *path); -void usage(void); - -void -usage(void) -{ - - fprintf(stderr, - "usage:\n" - " extattrctl start path\n" - " extattrctl stop path\n" - " extattrctl initattr [-f] [-p path] attrsize attrfile\n" - " extattrctl showattr attrfile\n" - " extattrctl enable path attrnamespace attrname attrfile\n" - " extattrctl disable path attrnamespace attrname\n"); - exit(-1); -} - -long -num_inodes_by_path(char *path) -{ - struct statfs buf; - int error; - - error = statfs(path, &buf); - if (error) { - perror("statfs"); - return (-1); - } - - return (buf.f_files); -} - -static const char zero_buf[8192]; - -int -initattr(int argc, char *argv[]) -{ - struct ufs_extattr_fileheader uef; - char *fs_path = NULL; - int ch, i, error, flags; - ssize_t wlen; - size_t easize; - - flags = O_CREAT | O_WRONLY | O_TRUNC | O_EXCL; - optind = 0; - while ((ch = getopt(argc, argv, "fp:r:w:")) != -1) - switch (ch) { - case 'f': - flags &= ~O_EXCL; - break; - case 'p': - fs_path = optarg; - break; - case '?': - default: - usage(); - } - - argc -= optind; - argv += optind; - - if (argc != 2) - usage(); - - error = 0; - if ((i = open(argv[1], flags, 0600)) == -1) { - /* unable to open file */ - perror(argv[1]); - return (-1); - } - uef.uef_magic = UFS_EXTATTR_MAGIC; - uef.uef_version = UFS_EXTATTR_VERSION; - uef.uef_size = atoi(argv[0]); - if (write(i, &uef, sizeof(uef)) == -1) - error = -1; - else if (fs_path != NULL) { - easize = (sizeof uef + uef.uef_size) * - num_inodes_by_path(fs_path); - while (easize > 0) { - if (easize > sizeof zero_buf) - wlen = write(i, zero_buf, sizeof zero_buf); - else - wlen = write(i, zero_buf, easize); - if (wlen == -1) { - error = -1; - break; - } - easize -= wlen; - } - } - if (error == -1) { - perror(argv[1]); - unlink(argv[1]); - return (-1); - } - - return (0); -} - -int -showattr(int argc, char *argv[]) -{ - struct ufs_extattr_fileheader uef; - int i, fd; - - if (argc != 1) - usage(); - - fd = open(argv[0], O_RDONLY); - if (fd == -1) { - perror(argv[0]); - return (-1); - } - - i = read(fd, &uef, sizeof(uef)); - if (i == -1) { - perror(argv[0]); - return (-1); - } - if (i != sizeof(uef)) { - fprintf(stderr, "%s: invalid file header\n", argv[0]); - return (-1); - } - - if (uef.uef_magic != UFS_EXTATTR_MAGIC) { - fprintf(stderr, "%s: bad magic\n", argv[0]); - return (-1); - } - - printf("%s: version %d, size %d\n", argv[0], uef.uef_version, - uef.uef_size); - - return (0); -} - -int -main(int argc, char *argv[]) -{ - int error = 0, attrnamespace; - - if (argc < 2) - usage(); - - if (!strcmp(argv[1], "start")) { - if (argc != 3) - usage(); - error = extattrctl(argv[2], UFS_EXTATTR_CMD_START, NULL, 0, - NULL); - if (error) { - perror("extattrctl start"); - return (-1); - } - } else if (!strcmp(argv[1], "stop")) { - if (argc != 3) - usage(); - error = extattrctl(argv[2], UFS_EXTATTR_CMD_STOP, NULL, 0, - NULL); - if (error) { - perror("extattrctl stop"); - return (-1); - } - } else if (!strcmp(argv[1], "enable")) { - if (argc != 6) - usage(); - error = extattr_string_to_namespace(argv[3], &attrnamespace); - if (error) { - perror("extattrctl enable"); - return (-1); - } - error = extattrctl(argv[2], UFS_EXTATTR_CMD_ENABLE, argv[5], - attrnamespace, argv[4]); - if (error) { - perror("extattrctl enable"); - return (-1); - } - } else if (!strcmp(argv[1], "disable")) { - if (argc != 5) - usage(); - error = extattr_string_to_namespace(argv[3], &attrnamespace); - if (error) { - perror("extattrctl disable"); - return (-1); - } - error = extattrctl(argv[2], UFS_EXTATTR_CMD_DISABLE, NULL, - attrnamespace, argv[4]); - if (error) { - perror("extattrctl disable"); - return (-1); - } - } else if (!strcmp(argv[1], "initattr")) { - argc -= 2; - argv += 2; - error = initattr(argc, argv); - if (error) - return (-1); - } else if (!strcmp(argv[1], "showattr")) { - argc -= 2; - argv += 2; - error = showattr(argc, argv); - if (error) - return (-1); - } else - usage(); - - return (0); -} |
