Branch data Line data Source code
1 : : /*
2 : : * Copyright (c) 2016, Citrix Systems, Inc.
3 : : *
4 : : * All rights reserved.
5 : : *
6 : : * Redistribution and use in source and binary forms, with or without
7 : : * modification, are permitted provided that the following conditions are met:
8 : : *
9 : : * 1. Redistributions of source code must retain the above copyright
10 : : * notice, this list of conditions and the following disclaimer.
11 : : * 2. Redistributions in binary form must reproduce the above copyright
12 : : * notice, this list of conditions and the following disclaimer in the
13 : : * documentation and/or other materials provided with the distribution.
14 : : * 3. Neither the name of the copyright holder nor the names of its
15 : : * contributors may be used to endorse or promote products derived from
16 : : * this software without specific prior written permission.
17 : : *
18 : : * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 : : * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 : : * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 : : * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
22 : : * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 : : * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 : : * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
25 : : * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
26 : : * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
27 : : * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28 : : * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 : : */
30 : :
31 : : #ifdef HAVE_CONFIG_H
32 : : #include "config.h"
33 : : #endif
34 : :
35 : : #include <errno.h>
36 : : //#include <fcntl.h>
37 : : #include <stdio.h>
38 : : //#include <stdlib.h>
39 : : #include <unistd.h>
40 : :
41 : : #include "libvhd.h"
42 : : #include "libvhd-journal.h"
43 : :
44 : : int
45 : 0 : vhd_util_revert(int argc, char **argv)
46 : : {
47 : : char *name, *jname;
48 : : vhd_journal_t journal;
49 : : int c, err;
50 : :
51 : 0 : name = NULL;
52 : 0 : jname = NULL;
53 : :
54 : 0 : optind = 0;
55 [ # # ]: 0 : while ((c = getopt(argc, argv, "n:j:h")) != -1) {
56 [ # # # ]: 0 : switch (c) {
57 : : case 'n':
58 : 0 : name = optarg;
59 : 0 : break;
60 : : case 'j':
61 : 0 : jname = optarg;
62 : 0 : break;
63 : : case 'h':
64 : : default:
65 : : goto usage;
66 : : }
67 : : }
68 : :
69 [ # # ][ # # ]: 0 : if (!name || !jname || argc != optind)
70 : : goto usage;
71 : :
72 : 0 : libvhd_set_log_level(1);
73 : 0 : err = vhd_journal_open(&journal, name, jname);
74 [ # # ]: 0 : if (err) {
75 : : printf("opening journal failed: %d\n", err);
76 : 0 : return err;
77 : : }
78 : :
79 : 0 : err = vhd_journal_revert(&journal);
80 [ # # ]: 0 : if (err) {
81 : : printf("reverting journal failed: %d\n", err);
82 : 0 : vhd_journal_close(&journal);
83 : : return err;
84 : : }
85 : :
86 : 0 : err = vhd_journal_remove(&journal);
87 [ # # ]: 0 : if (err) {
88 : : printf("removing journal failed: %d\n", err);
89 : 0 : vhd_journal_close(&journal);
90 : : return err;
91 : : }
92 : :
93 : : return 0;
94 : :
95 : : usage:
96 : : printf("options: <-n name> <-j journal> [-h help]\n");
97 : : return -EINVAL;
98 : : }
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