2 * Fake Perms VFS module. Implements passthrough operation of all VFS
3 * calls to disk functions, except for file permissions, which are now
4 * mode 0700 for the current uid/gid.
6 * Copyright (C) Tim Potter, 1999-2000
7 * Copyright (C) Alexander Bokovoy, 2002
8 * Copyright (C) Andrew Bartlett, 2002
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 3 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27 extern struct current_user current_user
;
30 #define DBGC_CLASS DBGC_VFS
32 static int fake_perms_stat(vfs_handle_struct
*handle
, const char *fname
, SMB_STRUCT_STAT
*sbuf
)
36 ret
= SMB_VFS_NEXT_STAT(handle
, fname
, sbuf
);
38 if (S_ISDIR(sbuf
->st_mode
)) {
39 sbuf
->st_mode
= S_IFDIR
| S_IRWXU
;
41 sbuf
->st_mode
= S_IRWXU
;
43 sbuf
->st_uid
= current_user
.ut
.uid
;
44 sbuf
->st_gid
= current_user
.ut
.gid
;
50 static int fake_perms_fstat(vfs_handle_struct
*handle
, files_struct
*fsp
, int fd
, SMB_STRUCT_STAT
*sbuf
)
54 ret
= SMB_VFS_NEXT_FSTAT(handle
, fsp
, fd
, sbuf
);
56 if (S_ISDIR(sbuf
->st_mode
)) {
57 sbuf
->st_mode
= S_IFDIR
| S_IRWXU
;
59 sbuf
->st_mode
= S_IRWXU
;
61 sbuf
->st_uid
= current_user
.ut
.uid
;
62 sbuf
->st_gid
= current_user
.ut
.gid
;
67 /* VFS operations structure */
69 static vfs_op_tuple fake_perms_ops
[] = {
70 {SMB_VFS_OP(fake_perms_stat
), SMB_VFS_OP_STAT
, SMB_VFS_LAYER_TRANSPARENT
},
71 {SMB_VFS_OP(fake_perms_fstat
), SMB_VFS_OP_FSTAT
, SMB_VFS_LAYER_TRANSPARENT
},
73 {SMB_VFS_OP(NULL
), SMB_VFS_OP_NOOP
, SMB_VFS_LAYER_NOOP
}
76 NTSTATUS
vfs_fake_perms_init(void);
77 NTSTATUS
vfs_fake_perms_init(void)
79 return smb_register_vfs(SMB_VFS_INTERFACE_VERSION
, "fake_perms", fake_perms_ops
);