1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/errno.h>
#include <sys/mount.h>
#include <unistd.h>
#include "imount.h"
#define _(foo) foo
static int mkdirIfNone(char * directory);
int doPwMount(char * dev, char * where, char * fs, int rdonly, int istty,
char * acct, char * pw) {
char * buf = NULL;
int isnfs = 0;
char * mount_opt = NULL;
long int flag;
char * chptr;
if (!strcmp(fs, "nfs")) isnfs = 1;
/*logMessage("mounting %s on %s as type %s", dev, where, fs);*/
if (!strcmp(fs, "smb")) {
#if 0 /* disabled for now */
mkdirChain(where);
if (!acct) acct = "guest";
if (!pw) pw = "";
buf = alloca(strlen(dev) + 1);
strcpy(buf, dev);
chptr = buf;
while (*chptr && *chptr != ':') chptr++;
if (!*chptr) {
/*logMessage("bad smb mount point %s", where);*/
return IMOUNT_ERR_OTHER;
}
*chptr = '\0';
chptr++;
#ifdef __i386__
/*logMessage("mounting smb filesystem from %s path %s on %s",
buf, chptr, where);*/
return smbmount(buf, chptr, acct, pw, "localhost", where);
#else
errorWindow("smbfs only works on Intel machines");
#endif
#endif /* disabled */
} else {
if (mkdirChain(where))
return IMOUNT_ERR_ERRNO;
if (!isnfs && *dev == '/') {
buf = dev;
} else if (!isnfs) {
buf = alloca(200);
strcpy(buf, "/tmp/");
strcat(buf, dev);
} else {
#ifndef DISABLE_NETWORK
char * extra_opts = NULL;
int flags = 0;
buf = dev;
/*logMessage("calling nfsmount(%s, %s, &flags, &extra_opts, &mount_opt)",
buf, where);*/
if (nfsmount(buf, where, &flags, &extra_opts, &mount_opt)) {
/*logMessage("\tnfsmount returned non-zero");*/
/*fprintf(stderr, "nfs mount failed: %s\n",
nfs_error());*/
return IMOUNT_ERR_OTHER;
}
#endif
}
flag = MS_MGC_VAL;
if (rdonly)
flag |= MS_RDONLY;
if (!strncmp(fs, "vfat", 4))
mount_opt="check=relaxed";
#ifdef __sparc__
if (!strncmp(fs, "ufs", 3))
mount_opt="ufstype=sun";
#endif
/*logMessage("calling mount(%s, %s, %s, %ld, %p)", buf, where, fs,
flag, mount_opt);*/
if (mount(buf, where, fs, flag, mount_opt)) {
return IMOUNT_ERR_ERRNO;
}
}
return 0;
}
int mkdirChain(char * origChain) {
char * chain;
char * chptr;
chain = alloca(strlen(origChain) + 1);
strcpy(chain, origChain);
chptr = chain;
while ((chptr = strchr(chptr, '/'))) {
*chptr = '\0';
if (mkdirIfNone(chain)) {
*chptr = '/';
return IMOUNT_ERR_ERRNO;
}
*chptr = '/';
chptr++;
}
if (mkdirIfNone(chain))
return IMOUNT_ERR_ERRNO;
return 0;
}
static int mkdirIfNone(char * directory) {
int rc, mkerr;
char * chptr;
/* If the file exists it *better* be a directory -- I'm not going to
actually check or anything */
if (!access(directory, X_OK)) return 0;
/* if the path is '/' we get ENOFILE not found" from mkdir, rather
then EEXIST which is weird */
for (chptr = directory; *chptr; chptr++)
if (*chptr != '/') break;
if (!*chptr) return 0;
rc = mkdir(directory, 0755);
mkerr = errno;
if (!rc || mkerr == EEXIST) return 0;
return IMOUNT_ERR_ERRNO;
}
|
