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scoutos / prex-0.9.0 / usr / sbin / diskutil / diskutil.c @ 03e9c04a

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/*
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 * Copyright (c) 2009, Kohsuke Ohtani
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 * All rights reserved.
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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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 * 3. Neither the name of the author nor the names of any co-contributors
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 *    may be used to endorse or promote products derived from this software
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 *    without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 */
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/*
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 * diskutil.c - disk management utility
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 *
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 * Required capabilities:
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 *      CAP_DISKADMIN
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 */
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#include <sys/prex.h>
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#include <sys/ioctl.h>
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#include <ipc/ipc.h>
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#include <sys/mount.h>
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#include <unistd.h>
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#include <err.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <signal.h>
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static void disk_list(int, char **);
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static void disk_info(int, char **);
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static void disk_mount(int, char **);
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static void disk_unmount(int, char **);
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static void disk_eject(int, char **);
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static void disk_rename(int, char **);
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static void disk_verify(int, char **);
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static void disk_partition(int, char **);
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static void disk_help(int, char **);
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static void disk_null(int, char **);
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struct cmdtab {
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        const char        *cmd;
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        void                (*func)(int, char **);
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        const char        *usage;
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};
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static const struct cmdtab cmdtab[] = {
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        { "list"        ,disk_list        ," list      - List the partitions of a disk.\n" },
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        { "info"        ,disk_info        ," info      - Display information on a disk or volume.\n" },
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        { "mount"        ,disk_mount        ," mount     - Mount a single volume.\n" },
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        { "unmount"        ,disk_unmount        ," unmount   - Unmount a single volume.\n" },
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        { "eject"        ,disk_eject        ," eject     - Eject a disk.\n" },
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        { "rename"        ,disk_rename        ," rename    - Rename a volume.\n" },
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        { "verify"        ,disk_verify        ," verify    - Verify the structure of a volume.\n" },
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        { "partition"        ,disk_partition        ," partition - Partitiona disk, removing all volume.\n" },
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        { "-?"                ,disk_help        ," -?        - This help.\n" },
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        { NULL                ,disk_null        ,NULL },
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};
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static void
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disk_null(int argc, char **argv)
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{
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}
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static void
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disk_help(int argc, char **argv)
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{
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        int i = 0;
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        fputs("usage: diskutil command\n", stderr);
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        fputs("commands:\n", stderr);
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        while (cmdtab[i].cmd != NULL) {
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                if (cmdtab[i].usage)
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                        fputs(cmdtab[i].usage, stderr);
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                i++;
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        }
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}
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static void
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disk_list(int argc, char **argv)
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{
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}
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static void
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disk_info(int argc, char **argv)
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{
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}
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static void
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disk_mount(int argc, char **argv)
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{
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        if (argc != 6) {
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                fputs("usage: diskutil mount -t vfstype device dir\n", stderr);
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                exit(1);
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        }
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        if (mount(argv[4], argv[5], argv[3], 0, NULL) < 0) {
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                perror("mount");
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                exit(1);
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        }
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}
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static void
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disk_unmount(int argc, char **argv)
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{
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}
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static void
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disk_eject(int argc, char **argv)
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{
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}
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static void
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disk_rename(int argc, char **argv)
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{
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}
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static void
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disk_verify(int argc, char **argv)
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{
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}
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static void
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disk_partition(int argc, char **argv)
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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 i = 0;
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        int found = 0;
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        if (argc < 2) {
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                disk_help(1, NULL);
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                exit(1);
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        }
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        while (cmdtab[i].cmd != NULL) {
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                if (!strncmp(argv[1], cmdtab[i].cmd, LINE_MAX)) {
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                        (cmdtab[i].func)(argc, argv);
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                        found = 1;
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                        break;
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                }
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                i++;
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        }
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        if (!found)
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                disk_help(1, NULL);
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        exit(1);
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}