mirror of
https://github.com/torvalds/linux.git
synced 2024-11-15 00:21:59 +00:00
bc02e8693d
- add a mount feature bit for CRC enabled filesystems - add some helpers for generating and verifying the CRCs - add a copy_uuid helper The checksumming helpers are loosely based on similar ones in sctp, all other bits come from Dave Chinner. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Mark Tinguely <tinguely@sgi.com> Signed-off-by: Ben Myers <bpm@sgi.com>
36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
/*
|
|
* Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
|
|
* All Rights Reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it would be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
#ifndef __XFS_SUPPORT_UUID_H__
|
|
#define __XFS_SUPPORT_UUID_H__
|
|
|
|
typedef struct {
|
|
unsigned char __u_bits[16];
|
|
} uuid_t;
|
|
|
|
extern int uuid_is_nil(uuid_t *uuid);
|
|
extern int uuid_equal(uuid_t *uuid1, uuid_t *uuid2);
|
|
extern void uuid_getnodeuniq(uuid_t *uuid, int fsid [2]);
|
|
|
|
static inline void
|
|
uuid_copy(uuid_t *dst, uuid_t *src)
|
|
{
|
|
memcpy(dst, src, sizeof(uuid_t));
|
|
}
|
|
|
|
#endif /* __XFS_SUPPORT_UUID_H__ */
|