1*22028508SToomas Soome /*
2*22028508SToomas Soome * Copyright (c) 2018 Warner Losh <imp@freebd.org>
3*22028508SToomas Soome * All rights reserved.
4*22028508SToomas Soome *
5*22028508SToomas Soome * Redistribution and use in source and binary forms, with or without
6*22028508SToomas Soome * modification, are permitted provided that the following conditions
7*22028508SToomas Soome * are met:
8*22028508SToomas Soome * 1. Redistributions of source code must retain the above copyright
9*22028508SToomas Soome * notice, this list of conditions and the following disclaimer.
10*22028508SToomas Soome * 2. Redistributions in binary form must reproduce the above copyright
11*22028508SToomas Soome * notice, this list of conditions and the following disclaimer in the
12*22028508SToomas Soome * documentation and/or other materials provided with the distribution.
13*22028508SToomas Soome *
14*22028508SToomas Soome * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15*22028508SToomas Soome * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16*22028508SToomas Soome * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17*22028508SToomas Soome * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18*22028508SToomas Soome * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19*22028508SToomas Soome * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20*22028508SToomas Soome * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21*22028508SToomas Soome * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22*22028508SToomas Soome * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23*22028508SToomas Soome * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24*22028508SToomas Soome * SUCH DAMAGE.
25*22028508SToomas Soome */
26*22028508SToomas Soome
27*22028508SToomas Soome #include <sys/cdefs.h>
28*22028508SToomas Soome
29*22028508SToomas Soome #include <stand.h>
30*22028508SToomas Soome #include <stddef.h>
31*22028508SToomas Soome #include <sys/disk.h>
32*22028508SToomas Soome #include <sys/reboot.h>
33*22028508SToomas Soome
34*22028508SToomas Soome #include "bootstrap.h"
35*22028508SToomas Soome
36*22028508SToomas Soome #include "libzfs.h"
37*22028508SToomas Soome
38*22028508SToomas Soome COMMAND_SET(lszfs, "lszfs", "list child datasets of a zfs dataset",
39*22028508SToomas Soome command_lszfs);
40*22028508SToomas Soome
41*22028508SToomas Soome static int
command_lszfs(int argc,char * argv[])42*22028508SToomas Soome command_lszfs(int argc, char *argv[])
43*22028508SToomas Soome {
44*22028508SToomas Soome int err;
45*22028508SToomas Soome
46*22028508SToomas Soome if (argc != 2) {
47*22028508SToomas Soome command_errmsg = "a single dataset must be supplied";
48*22028508SToomas Soome return (CMD_ERROR);
49*22028508SToomas Soome }
50*22028508SToomas Soome
51*22028508SToomas Soome err = zfs_list(argv[1]);
52*22028508SToomas Soome if (err != 0) {
53*22028508SToomas Soome command_errmsg = strerror(err);
54*22028508SToomas Soome return (CMD_ERROR);
55*22028508SToomas Soome }
56*22028508SToomas Soome return (CMD_OK);
57*22028508SToomas Soome }
58*22028508SToomas Soome
59*22028508SToomas Soome uint64_t
ldi_get_size(void * priv)60*22028508SToomas Soome ldi_get_size(void *priv)
61*22028508SToomas Soome {
62*22028508SToomas Soome int fd = (uintptr_t) priv;
63*22028508SToomas Soome uint64_t size;
64*22028508SToomas Soome
65*22028508SToomas Soome ioctl(fd, DIOCGMEDIASIZE, &size);
66*22028508SToomas Soome return (size);
67*22028508SToomas Soome }
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