2 * Copyright (c) 2013 The DragonFly Project. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
14 * 3. Neither the name of The DragonFly Project nor the names of its
15 * contributors may be used to endorse or promote products derived
16 * from this software without specific, prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
24 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
28 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #include <sys/param.h>
39 #define _KERNEL_STRUCTURES
40 #include <sys/vnode.h>
41 #include <vfs/tmpfs/tmpfs.h>
42 #undef _KERNEL_STRUCTURES
47 tmpfs_filestat(struct vnode
*vp
, struct filestat
*fsp
)
49 struct tmpfs_node ino
;
52 if (!kread(VTOI(vp
), &ino
, sizeof(ino
))) {
53 dprintf(stderr
, "can't read struct tmpfs_node at %p for pid %d\n",
57 if (!kread(vp
->v_mount
, &mount_l
, sizeof(struct mount
))) {
58 dprintf(stderr
, "can't read struct mount at %p for pid %d\n",
62 fsp
->fsid
= mount_l
.mnt_stat
.f_fsid
.val
[0];
63 fsp
->mode
= ino
.tn_mode
| mtrans(ino
.tn_type
);
64 fsp
->fileid
= ino
.tn_id
;
65 fsp
->size
= ino
.tn_size
;
66 fsp
->rdev
= ino
.tn_spec
.tn_rdev
;