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map.h revision 1.7 
      1 /*	$NetBSD: map.h,v 1.7 2019/06/30 11:38:16 sevan Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2002 Marcel Moolenaar
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  *
     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 the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  *
     28  * $FreeBSD: src/sbin/gpt/map.h,v 1.6 2005/08/31 01:47:19 marcel Exp $
     29  */
     30 
     31 #ifndef _MAP_H_
     32 #define	_MAP_H_
     33 
     34 struct map {
     35 	off_t	map_start;
     36 	off_t	map_size;
     37 	struct map *map_next;
     38 	struct map *map_prev;
     39 	int	map_type;
     40 #define	MAP_TYPE_UNUSED		0
     41 #define	MAP_TYPE_MBR		1
     42 #define	MAP_TYPE_MBR_PART	2
     43 #define	MAP_TYPE_PRI_GPT_HDR	3
     44 #define	MAP_TYPE_SEC_GPT_HDR	4
     45 #define	MAP_TYPE_PRI_GPT_TBL	5
     46 #define	MAP_TYPE_SEC_GPT_TBL	6
     47 #define	MAP_TYPE_GPT_PART	7
     48 #define	MAP_TYPE_PMBR		8
     49 	unsigned int map_index;
     50 	void 	*map_data;
     51 	int	map_alloc;
     52 };
     53 
     54 struct gpt;
     55 
     56 struct map *map_add(struct gpt *, off_t, off_t, int, void *, int);
     57 struct map *map_alloc(struct gpt *, off_t, off_t, off_t);
     58 struct map *map_find(struct gpt *, int);
     59 struct map *map_first(struct gpt *);
     60 struct map *map_last(struct gpt *);
     61 off_t map_resize(struct gpt *, struct map *, off_t, off_t);
     62 off_t map_free(struct gpt *, off_t, off_t);
     63 int map_init(struct gpt *, off_t);
     64 
     65 #endif /* _MAP_H_ */
     66