1 |
|
|
/* |
2 |
|
|
* Copyright (c) 1989 Jan-Simon Pendry |
3 |
|
|
* Copyright (c) 1989 Imperial College of Science, Technology & Medicine |
4 |
|
|
* Copyright (c) 1989, 1993 |
5 |
|
|
* The Regents of the University of California. All rights reserved. |
6 |
|
|
* |
7 |
|
|
* This code is derived from software contributed to Berkeley by |
8 |
|
|
* Jan-Simon Pendry at Imperial College, London. |
9 |
|
|
* |
10 |
|
|
* Redistribution and use in source and binary forms, with or without |
11 |
|
|
* modification, are permitted provided that the following conditions |
12 |
|
|
* are met: |
13 |
|
|
* 1. Redistributions of source code must retain the above copyright |
14 |
|
|
* notice, this list of conditions and the following disclaimer. |
15 |
|
|
* 2. Redistributions in binary form must reproduce the above copyright |
16 |
|
|
* notice, this list of conditions and the following disclaimer in the |
17 |
|
|
* documentation and/or other materials provided with the distribution. |
18 |
|
|
* 3. Neither the name of the University nor the names of its contributors |
19 |
|
|
* may be used to endorse or promote products derived from this software |
20 |
|
|
* without specific prior written permission. |
21 |
|
|
* |
22 |
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
23 |
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
24 |
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
25 |
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
26 |
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
27 |
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
28 |
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
29 |
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
30 |
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
31 |
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
32 |
|
|
* SUCH DAMAGE. |
33 |
|
|
* |
34 |
|
|
* from: @(#)am_ops.c 8.1 (Berkeley) 6/6/93 |
35 |
|
|
* $Id: am_ops.c,v 1.8 2015/12/05 21:15:01 mmcc Exp $ |
36 |
|
|
*/ |
37 |
|
|
|
38 |
|
|
#include "am.h" |
39 |
|
|
|
40 |
|
|
static am_ops *vops[] = { |
41 |
|
|
#ifdef HAS_UFS |
42 |
|
|
&ufs_ops, |
43 |
|
|
#endif |
44 |
|
|
#ifdef HAS_NFS |
45 |
|
|
&nfs_ops, |
46 |
|
|
#endif |
47 |
|
|
#ifdef HAS_NFSX |
48 |
|
|
&nfsx_ops, |
49 |
|
|
#endif |
50 |
|
|
#ifdef HAS_HOST |
51 |
|
|
&host_ops, |
52 |
|
|
#endif |
53 |
|
|
#ifdef HAS_SFS |
54 |
|
|
&sfs_ops, |
55 |
|
|
#endif |
56 |
|
|
#ifdef HAS_SFSX |
57 |
|
|
&sfsx_ops, |
58 |
|
|
#endif |
59 |
|
|
#ifdef HAS_LOFS |
60 |
|
|
&lofs_ops, |
61 |
|
|
#endif |
62 |
|
|
#ifdef HAS_PFS |
63 |
|
|
&pfs_ops, |
64 |
|
|
#endif |
65 |
|
|
#ifdef HAS_UNION_FS |
66 |
|
|
&union_ops, |
67 |
|
|
#endif |
68 |
|
|
&afs_ops, /* These four should be last ... */ |
69 |
|
|
&dfs_ops, /* ... */ |
70 |
|
|
&toplvl_ops, /* ... */ |
71 |
|
|
&efs_ops, /* ... in the order afs; dfs; toplvl; efs */ |
72 |
|
|
0 |
73 |
|
|
}; |
74 |
|
|
|
75 |
|
|
void |
76 |
|
|
ops_showfstypes(FILE *fp) |
77 |
|
|
{ |
78 |
|
|
struct am_ops **ap; |
79 |
|
|
int l = 0; |
80 |
|
|
|
81 |
|
|
for (ap = vops; *ap; ap++) { |
82 |
|
|
fputs((*ap)->fs_type, fp); |
83 |
|
|
if (ap[1]) fputs(", ", fp); |
84 |
|
|
l += strlen((*ap)->fs_type) + 2; |
85 |
|
|
if (l > 60) { l = 0; fputs("\n ", fp); } |
86 |
|
|
} |
87 |
|
|
} |
88 |
|
|
|
89 |
|
|
#ifdef SUNOS4_COMPAT |
90 |
|
|
#ifdef nomore |
91 |
|
|
/* |
92 |
|
|
* Crack a SunOS4-style host:fs:sub-link line |
93 |
|
|
* Construct an amd-style line and call the |
94 |
|
|
* normal amd matcher. |
95 |
|
|
*/ |
96 |
|
|
am_ops * |
97 |
|
|
sunos4_match(am_opts *fo, char *key, char *g_key, char *path, |
98 |
|
|
char *keym, char *map) |
99 |
|
|
{ |
100 |
|
|
char *host = key; |
101 |
|
|
char *fs = strchr(host, ':'); |
102 |
|
|
char *sublink = fs ? strchr(fs+1, ':') : 0; |
103 |
|
|
char keybuf[MAXPATHLEN]; |
104 |
|
|
|
105 |
|
|
snprintf(keybuf, sizeof(keybuf), |
106 |
|
|
"type:=nfs;rhost:=%s;rfs:=%s;sublink:=%s;opts:=%s", host, |
107 |
|
|
fs ? fs+1 : "", |
108 |
|
|
sublink ? sublink+1 : "", |
109 |
|
|
g_key); |
110 |
|
|
return ops_match(fo, keybuf, "", path, keym, map); |
111 |
|
|
} |
112 |
|
|
#endif |
113 |
|
|
#endif /* SUNOS4_COMPAT */ |
114 |
|
|
|
115 |
|
|
am_ops * |
116 |
|
|
ops_match(am_opts *fo, char *key, char *g_key, char *path, char *keym, |
117 |
|
|
char *map) |
118 |
|
|
{ |
119 |
|
|
am_ops **vp; |
120 |
|
|
am_ops *rop = 0; |
121 |
|
|
|
122 |
|
|
/* |
123 |
|
|
* First crack the global opts and the local opts |
124 |
|
|
*/ |
125 |
|
|
if (!eval_fs_opts(fo, key, g_key, path, keym, map)) { |
126 |
|
|
rop = &efs_ops; |
127 |
|
|
} else if (fo->opt_type == 0) { |
128 |
|
|
plog(XLOG_USER, "No fs type specified (key = \"%s\", map = \"%s\")", keym, map); |
129 |
|
|
rop = &efs_ops; |
130 |
|
|
} else { |
131 |
|
|
/* |
132 |
|
|
* Next find the correct filesystem type |
133 |
|
|
*/ |
134 |
|
|
for (vp = vops; (rop = *vp); vp++) |
135 |
|
|
if (strcmp(rop->fs_type, fo->opt_type) == 0) |
136 |
|
|
break; |
137 |
|
|
|
138 |
|
|
if (!rop) { |
139 |
|
|
plog(XLOG_USER, "fs type \"%s\" not recognised", fo->opt_type); |
140 |
|
|
rop = &efs_ops; |
141 |
|
|
} |
142 |
|
|
} |
143 |
|
|
|
144 |
|
|
/* |
145 |
|
|
* Make sure we have a default mount option. |
146 |
|
|
* Otherwise skip past any leading '-'. |
147 |
|
|
*/ |
148 |
|
|
if (fo->opt_opts == 0) |
149 |
|
|
fo->opt_opts = "rw,defaults"; |
150 |
|
|
else if (*fo->opt_opts == '-') |
151 |
|
|
fo->opt_opts++; |
152 |
|
|
|
153 |
|
|
/* |
154 |
|
|
* Check the filesystem is happy |
155 |
|
|
*/ |
156 |
|
|
free(fo->fs_mtab); |
157 |
|
|
|
158 |
|
|
if ((fo->fs_mtab = (*rop->fs_match)(fo))) |
159 |
|
|
return rop; |
160 |
|
|
|
161 |
|
|
/* |
162 |
|
|
* Return error file system |
163 |
|
|
*/ |
164 |
|
|
fo->fs_mtab = (*efs_ops.fs_match)(fo); |
165 |
|
|
return &efs_ops; |
166 |
|
|
} |