ig4 - Stop I2C controller after checking that it's kind of functional.
[dragonfly.git] / sbin / hammer2 / cmd_destroy.c
CommitLineData
a1b762f6 1/*
ead47bfa 2 * Copyright (c) 2017-2018 The DragonFly Project. All rights reserved.
a1b762f6
MD
3 *
4 * This code is derived from software contributed to The DragonFly Project
5 * by Matthew Dillon <dillon@dragonflybsd.org>
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
16 * distribution.
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
21 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
24 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
28 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#include "hammer2.h"
33
34static int pathdir(const char *path, const char **lastp);
35
36int
37cmd_destroy_path(int ac, const char **av)
38{
39 hammer2_ioc_destroy_t destroy;
40 const char *last;
41 int i;
42 int fd;
43
44 for (i = 0; i < ac; ++i) {
45 bzero(&destroy, sizeof(destroy));
46 destroy.cmd = HAMMER2_DELETE_FILE;
47 printf("%s\t", av[i]);
48 fflush(stdout);
49 fd = pathdir(av[i], &last);
50 if (fd >= 0) {
51 snprintf(destroy.path, sizeof(destroy.path),
52 "%s", last);
53 if (ioctl(fd, HAMMER2IOC_DESTROY, &destroy) < 0) {
54 printf("error: %s\n", strerror(errno));
55 } else {
56 printf("ok\n");
57 }
58 close(fd);
59 } else {
60 printf("error: %s\n", strerror(errno));
61 }
62 }
63 return 0;
64}
65
66static
67int
68pathdir(const char *path, const char **lastp)
69{
70 const char *ptr;
71 char *npath;
72 int fd;
73
74 ptr = path + strlen(path);
75 while (ptr > path && ptr[-1] != '/')
76 --ptr;
77 *lastp = ptr;
78 if (ptr == path) {
79 fd = open(".", O_RDONLY);
80 } else {
81 asprintf(&npath, "%*.*s",
82 (int)(ptr - path), (int)(ptr - path), path);
83 fd = open(npath, O_RDONLY);
84 free(npath);
85 }
86
87 return fd;
88}
ead47bfa
MD
89
90int
91cmd_destroy_inum(const char *sel_path, int ac, const char **av)
92{
93 hammer2_ioc_destroy_t destroy;
94 int i;
95 int fd;
96
97 fd = hammer2_ioctl_handle(sel_path);
98 if (fd < 0)
99 return 1;
100
101 printf("deleting inodes on %s\n", sel_path);
102 for (i = 0; i < ac; ++i) {
103 bzero(&destroy, sizeof(destroy));
104 destroy.cmd = HAMMER2_DELETE_INUM;
105 destroy.inum = strtoul(av[i], NULL, 0);
106 printf("%16jd ", (intmax_t)destroy.inum);
107 if (ioctl(fd, HAMMER2IOC_DESTROY, &destroy) < 0)
108 printf("%s\n", strerror(errno));
109 else
110 printf("ok\n");
111 }
112 close(fd);
113
114 return 0;
115}