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
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
|
/*
* Copyright (c) 2001 Damien Miller. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "includes.h"
RCSID("$OpenBSD: sftp-glob.c,v 1.3 2001/04/03 13:56:11 stevesk Exp $");
#include "ssh.h"
#include "buffer.h"
#include "bufaux.h"
#include "getput.h"
#include "xmalloc.h"
#include "log.h"
#include "atomicio.h"
#include "pathnames.h"
#include "sftp.h"
#include "sftp-common.h"
#include "sftp-client.h"
#include "sftp-glob.h"
struct SFTP_OPENDIR {
SFTP_DIRENT **dir;
int offset;
};
static struct {
int fd_in;
int fd_out;
} cur;
void *fudge_opendir(const char *path)
{
struct SFTP_OPENDIR *r;
r = xmalloc(sizeof(*r));
if (do_readdir(cur.fd_in, cur.fd_out, (char*)path, &r->dir))
return(NULL);
r->offset = 0;
return((void*)r);
}
struct dirent *fudge_readdir(struct SFTP_OPENDIR *od)
{
/* Solaris needs sizeof(dirent) + path length (see below) */
static char buf[sizeof(struct dirent) + MAXPATHLEN];
struct dirent *ret = (struct dirent *)buf;
#ifdef __GNU_LIBRARY__
static int inum = 1;
#endif /* __GNU_LIBRARY__ */
if (od->dir[od->offset] == NULL)
return(NULL);
memset(buf, 0, sizeof(buf));
/*
* Solaris defines dirent->d_name as a one byte array and expects
* you to hack around it.
*/
#ifdef BROKEN_ONE_BYTE_DIRENT_D_NAME
strlcpy(ret->d_name, od->dir[od->offset++]->filename, MAXPATHLEN);
#else
strlcpy(ret->d_name, od->dir[od->offset++]->filename,
sizeof(ret->d_name));
#endif
#ifdef __GNU_LIBRARY__
/*
* Idiot glibc uses extensions to struct dirent for readdir with
* ALTDIRFUNCs. Not that this is documented anywhere but the
* source... Fake an inode number to appease it.
*/
ret->d_ino = inum++;
if (!inum)
inum = 1;
#endif /* __GNU_LIBRARY__ */
return(ret);
}
void fudge_closedir(struct SFTP_OPENDIR *od)
{
free_sftp_dirents(od->dir);
xfree(od);
}
void attrib_to_stat(Attrib *a, struct stat *st)
{
memset(st, 0, sizeof(*st));
if (a->flags & SSH2_FILEXFER_ATTR_SIZE)
st->st_size = a->size;
if (a->flags & SSH2_FILEXFER_ATTR_UIDGID) {
st->st_uid = a->uid;
st->st_gid = a->gid;
}
if (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)
st->st_mode = a->perm;
if (a->flags & SSH2_FILEXFER_ATTR_ACMODTIME) {
st->st_atime = a->atime;
st->st_mtime = a->mtime;
}
}
int fudge_lstat(const char *path, struct stat *st)
{
Attrib *a;
if (!(a = do_lstat(cur.fd_in, cur.fd_out, (char*)path, 0)))
return(-1);
attrib_to_stat(a, st);
return(0);
}
int fudge_stat(const char *path, struct stat *st)
{
Attrib *a;
if (!(a = do_stat(cur.fd_in, cur.fd_out, (char*)path, 0)))
return(-1);
attrib_to_stat(a, st);
return(0);
}
int
remote_glob(int fd_in, int fd_out, const char *pattern, int flags,
const int (*errfunc)(const char *, int), glob_t *pglob)
{
pglob->gl_opendir = (void*)fudge_opendir;
pglob->gl_readdir = (void*)fudge_readdir;
pglob->gl_closedir = (void*)fudge_closedir;
pglob->gl_lstat = fudge_lstat;
pglob->gl_stat = fudge_stat;
memset(&cur, 0, sizeof(cur));
cur.fd_in = fd_in;
cur.fd_out = fd_out;
return(glob(pattern, flags | GLOB_ALTDIRFUNC, (void*)errfunc,
pglob));
}
|
