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1 | /* |
2 | * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved. | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify it | |
5 | * under the terms of version 2 of the GNU General Public License as | |
6 | * published by the Free Software Foundation. | |
7 | * | |
8 | * This program is distributed in the hope that it would be useful, but | |
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | |
11 | * | |
12 | * Further, this software is distributed without any warranty that it is | |
13 | * free of the rightful claim of any third person regarding infringement | |
14 | * or the like. Any license provided herein, whether implied or | |
15 | * otherwise, applies only to this software file. Patent licenses, if | |
16 | * any, provided herein do not apply to combinations of this program with | |
17 | * other software, or any other product whatsoever. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License along | |
20 | * with this program; if not, write the Free Software Foundation, Inc., 59 | |
21 | * Temple Place - Suite 330, Boston MA 02111-1307, USA. | |
22 | * | |
23 | * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, | |
24 | * Mountain View, CA 94043, or: | |
25 | * | |
26 | * http://www.sgi.com | |
27 | * | |
28 | * For further information regarding this notice, see: | |
29 | * | |
30 | * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ | |
31 | */ | |
32 | ||
33 | #include <stdio.h> | |
34 | #include <fcntl.h> | |
35 | #include <mntent.h> | |
36 | #include <unistd.h> | |
37 | #include <stdlib.h> | |
38 | #include <string.h> | |
39 | #include <sys/stat.h> | |
40 | #include <sys/param.h> | |
41 | #include "mountinfo.h" | |
42 | ||
43 | int | |
44 | mnt_check_init(mnt_check_state_t **check_state) | |
45 | { | |
46 | return(0); | |
47 | } | |
48 | ||
49 | int | |
50 | mnt_find_mount_conflicts(mnt_check_state_t *check_state, char *devname) | |
51 | { | |
52 | #define PROC_MOUNTED "/proc/mounts" | |
53 | int sts = 0; | |
54 | FILE *f; | |
55 | struct mntent *mnt; | |
56 | struct stat64 ns, ms; | |
57 | char mounts[MAXPATHLEN]; | |
58 | ||
59 | if (stat64(devname, &ns) < 0) | |
60 | return sts; | |
61 | ||
62 | strcpy(mounts, access(PROC_MOUNTED, R_OK)? PROC_MOUNTED : MOUNTED); | |
63 | if ((f = setmntent(mounts, "r")) == NULL) | |
64 | return sts; | |
65 | while ((mnt = getmntent(f)) != NULL) { | |
66 | if (stat64(mnt->mnt_fsname, &ms) < 0) | |
67 | continue; | |
68 | if (S_ISBLK(ms.st_mode) && ns.st_rdev == ms.st_rdev) | |
69 | break; | |
70 | if (!S_ISBLK(ms.st_mode) && !strcmp(devname, mnt->mnt_fsname)) | |
71 | break; | |
72 | } | |
73 | endmntent(f); | |
74 | if (mnt) | |
75 | sts = 1; | |
76 | return sts; | |
77 | } | |
78 | ||
79 | int | |
80 | mnt_find_mounted_partitions(mnt_check_state_t *check_state, char *devname) | |
81 | { | |
82 | return 0; | |
83 | } | |
84 | ||
85 | int | |
86 | mnt_causes_test(mnt_check_state_t *check_state, int cause) | |
87 | { | |
88 | switch(cause) { | |
89 | case MNT_CAUSE_MOUNTED: | |
90 | return(1); | |
91 | ||
92 | default: | |
93 | fprintf(stderr, "mnt_causes_test: unknown cause %d\n", cause); | |
94 | exit(99); | |
95 | } | |
96 | } | |
97 | ||
98 | void | |
99 | mnt_causes_show(mnt_check_state_t *check_state, FILE *fp, char *prefix) | |
100 | { | |
101 | fprintf(fp, "mnt_causes_show: not implemented. Called with %s\n", | |
102 | prefix); | |
103 | exit(98); | |
104 | } | |
105 | ||
106 | void | |
107 | mnt_plist_show(mnt_check_state_t *check_state, FILE *fp, char *prefix) | |
108 | { | |
109 | /* | |
110 | * Need to do some work for volume mgmt. | |
111 | */ | |
112 | } | |
113 | ||
114 | int | |
115 | mnt_check_end(mnt_check_state_t *check_state) | |
116 | { | |
117 | return(0); | |
118 | } |