2 * Copyright (c) 2007 The DragonFly Project. All rights reserved.
4 * This code is derived from software contributed to The DragonFly Project
5 * by Matthew Dillon <dillon@backplane.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * 3. Neither the name of The DragonFly Project nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific, prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * $DragonFly: src/sys/sys/disklabel.h,v 1.29 2007/06/19 06:07:51 dillon Exp $
37 * Disklabel abstraction
40 #ifndef _SYS_DISKLABEL_H_
41 #define _SYS_DISKLABEL_H_
44 #include <sys/types.h>
53 typedef union abstracted_disklabel
{
55 struct disklabel32
*lab32
;
56 struct disklabel64
*lab64
;
65 struct disklabel_ops
{
66 struct uuid type
; /* uuid specifies disklabel type */
67 int labelsize
; /* size of disklabel in bytes */
69 const char *(*op_readdisklabel
)
70 (struct cdev
*, struct diskslice
*, disklabel_t
*,
72 int (*op_setdisklabel
)
73 (disklabel_t
, disklabel_t
, struct diskslices
*,
74 struct diskslice
*, u_int32_t
*);
75 int (*op_writedisklabel
)
76 (struct cdev
*, struct diskslices
*, struct diskslice
*,
78 disklabel_t (*op_clone_label
)
79 (struct disk_info
*, struct diskslice
*);
80 void (*op_adjust_label_reserved
)
81 (struct diskslices
*, int, struct diskslice
*);
82 int (*op_getpartbounds
)
83 (struct diskslices
*, disklabel_t
, u_int32_t
,
84 u_int64_t
*, u_int64_t
*);
85 void (*op_loadpartinfo
)
86 (disklabel_t
, u_int32_t
, struct partinfo
*);
87 u_int32_t (*op_getnumparts
)
89 void (*op_makevirginlabel
)
90 (disklabel_t
, struct diskslices
*,
91 struct diskslice
*, struct disk_info
*);
94 typedef struct disklabel_ops
*disklabel_ops_t
;
96 #endif /* !_SYS_DISKLABEL_H_ */