contrib/bsdinstaller-1.1.6/src/lib/libinstaller/diskutil.h

/*
 * Copyright (c)2004 The DragonFly Project.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 *   Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in
 *   the documentation and/or other materials provided with the
 *   distribution.
 *
 *   Neither the name of the DragonFly Project nor the names of its
 *   contributors may be used to endorse or promote products derived
 *   from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * diskutil.h
 * $Id: diskutil.h,v 1.14 2005/02/07 06:41:42 cpressey Exp $
 */

#include <stdio.h>

#ifndef __DISKUTIL_H_
#define __DISKUTIL_H_

#include "functions.h"

/*** TYPES ***/

struct storage;
struct disk;
struct slice;
struct subpartition;

#define FS_HAMMER	0
#define FS_UFS		1

#ifdef NEEDS_DISKUTIL_STRUCTURE_DEFINITIONS

struct storage {
	struct disk *disk_head;
	struct disk *disk_tail;
	struct disk *selected_disk;
	struct slice *selected_slice;
	unsigned long ram;			/* amount of physical memory in MB */
};

struct disk {
	struct disk *next;
	struct disk *prev;
	struct slice *slice_head;
	struct slice *slice_tail;
	char *desc;			/* from whereever we get the best */
	char *device;			/* `ad0', `da1', and such */
	int cylinders;			/* geometry information */
	int heads;
	int sectors;			/* (sectors per track) */
	long capacity;			/* capacity in megabytes */
	int we_formatted;		/* did we format it ourselves? */
};

struct slice {
	struct disk *parent;
	struct slice *next;
	struct slice *prev;
	struct subpartition *subpartition_head;
	struct subpartition *subpartition_tail;
	char *desc;			/* description (w/sysid string) */
	int number;			/* 1 - 4 (or more?) (from fdisk) */
	unsigned long start;		/* start sector (from fdisk) */
	unsigned long size;		/* size in sectors (from fdisk) */
	int type;			/* sysid of slice (from fdisk) */
	int flags;			/* flags (from fdisk) */
	unsigned long capacity;		/* capacity in megabytes */
};

struct subpartition {
	struct slice *parent;
	struct subpartition *next;
	struct subpartition *prev;
	char letter;			/* 'a' = root partition */
	char *mountpoint;		/* includes leading slash */
	long capacity;			/* in megabytes, -1 = "rest of disk" */
	int softupdates;
	long fsize;			/* fragment size */
	long bsize;			/* block size */
	int is_swap;
	int mfsbacked;			/* Memory File System Backed */
	int type;			/* FS type (UFS, HAMMER) */
	int pfs;			/* HAMMER pseudo file system */
};

#endif /* NEEDS_DISKUTIL_STRUCTURE_DEFINITIONS */

/*** PROTOTYPES ***/

struct storage		*storage_new(void);
void			 storage_free(struct storage *);
void			 storage_set_memsize(struct storage *, unsigned long);
unsigned long		 storage_get_memsize(const struct storage *);
struct disk		*storage_disk_first(const struct storage *);
void			 storage_set_selected_disk(struct storage *, struct disk *);
struct disk		*storage_get_selected_disk(const struct storage *);
void			 storage_set_selected_slice(struct storage *, struct slice *);
struct slice		*storage_get_selected_slice(const struct storage *);
int			 storage_get_mfs_status(const char *, struct storage *);

struct disk		*disk_new(struct storage *, const char *);
struct disk		*disk_find(const struct storage *, const char *);
struct disk		*disk_next(const struct disk *);
void			 disks_free(struct storage *);
void			 disk_set_desc(struct disk *, const char *);
const char		*disk_get_desc(const struct disk *);
const char		*disk_get_device_name(const struct disk *);
const char		*disk_get_raw_device_name(const struct disk *);
struct slice		*disk_slice_first(const struct disk *);
void			 disk_set_formatted(struct disk *, int);
int			 disk_get_formatted(const struct disk *);
void			 disk_set_geometry(struct disk *, int, int, int);
void			 disk_get_geometry(const struct disk *, int *, int *, int *);

struct slice		*slice_new(struct disk *, int, int, int,
				   unsigned long, unsigned long);
struct slice		*slice_find(const struct disk *, int);
struct slice		*slice_next(const struct slice *);
int			 slice_get_number(const struct slice *);
const char		*slice_get_desc(const struct slice *);
const char		*slice_get_device_name(const struct slice *);
const char		*slice_get_raw_device_name(const struct slice *);
unsigned long		 slice_get_capacity(const struct slice *);
unsigned long		 slice_get_start(const struct slice *);
unsigned long		 slice_get_size(const struct slice *);
int			 slice_get_type(const struct slice *);
int			 slice_get_flags(const struct slice *);
void			 slices_free(struct slice *);
struct subpartition	*slice_subpartition_first(const struct slice *);

struct subpartition	*subpartition_new(struct slice *, const char *, long,
					  int, long, long, int);
struct subpartition	*subpartition_new_hammer(struct slice *, const char *, long);
int			 subpartition_count(const struct slice *);
struct subpartition	*subpartition_find(const struct slice *, const char *, ...);
struct subpartition	*subpartition_of(const struct slice *, const char *, ...);
struct subpartition	*subpartition_find_capacity(const struct slice *, long);
void		 	 subpartitions_free(struct slice *);
struct subpartition	*subpartition_next(const struct subpartition *);
int 			 subpartition_get_pfs(const struct subpartition *);
const char		*subpartition_get_mountpoint(const struct subpartition *);
const char		*subpartition_get_device_name(const struct subpartition *);
const char		*subpartition_get_raw_device_name(const struct subpartition *);
char			 subpartition_get_letter(const struct subpartition *);
unsigned long		 subpartition_get_fsize(const struct subpartition *);
unsigned long		 subpartition_get_bsize(const struct subpartition *);
unsigned long		 subpartition_get_capacity(const struct subpartition *);
int			 subpartition_is_swap(const struct subpartition *);
int			 subpartition_is_softupdated(const struct subpartition *);
int			 subpartition_is_mfsbacked(const struct subpartition *);

long			 measure_activated_swap(const struct i_fn_args *);
long			 measure_activated_swap_from_slice(const struct i_fn_args *,
				const struct disk *, const struct slice *);
long			 measure_activated_swap_from_disk(const struct i_fn_args *,
				const struct disk *);

int			 survey_storage(struct i_fn_args *);

#endif /* !__DISKUTIL_H_ */
Commit	Line	Data
	1	/*
	2	* Copyright (c)2004 The DragonFly Project. All rights reserved.
	3	*
	4	* Redistribution and use in source and binary forms, with or without
	5	* modification, are permitted provided that the following conditions
	6	* are met:
	7	*
	8	* Redistributions of source code must retain the above copyright
	9	* notice, this list of conditions and the following disclaimer.
	10	*
	11	* Redistributions in binary form must reproduce the above copyright
	12	* notice, this list of conditions and the following disclaimer in
	13	* the documentation and/or other materials provided with the
	14	* distribution.
	15	*
	16	* Neither the name of the DragonFly Project nor the names of its
	17	* contributors may be used to endorse or promote products derived
	18	* from this software without specific prior written permission.
	19	*
	20	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
	21	* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
	22	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
	23	* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
	24	* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
	25	* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
	26	* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
	27	* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	28	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
	29	* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	30	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
	31	* OF THE POSSIBILITY OF SUCH DAMAGE.
	32	*/
	33
	34	/*
	35	* diskutil.h
	36	* $Id: diskutil.h,v 1.14 2005/02/07 06:41:42 cpressey Exp $
	37	*/
	38
	39	#include <stdio.h>
	40
	41	#ifndef __DISKUTIL_H_
	42	#define __DISKUTIL_H_
	43
	44	#include "functions.h"
	45
	46	/* TYPES */
	47
	48	struct storage;
	49	struct disk;
	50	struct slice;
	51	struct subpartition;
	52
	53	#define FS_HAMMER 0
	54	#define FS_UFS 1
	55
	56	#ifdef NEEDS_DISKUTIL_STRUCTURE_DEFINITIONS
	57
	58	struct storage {
	59	struct disk *disk_head;
	60	struct disk *disk_tail;
	61	struct disk *selected_disk;
	62	struct slice *selected_slice;
	63	unsigned long ram; /* amount of physical memory in MB */
	64	};
	65
	66	struct disk {
	67	struct disk *next;
	68	struct disk *prev;
	69	struct slice *slice_head;
	70	struct slice *slice_tail;
	71	char desc; / from whereever we get the best */
	72	char device; / `ad0', `da1', and such */
	73	int cylinders; /* geometry information */
	74	int heads;
	75	int sectors; /* (sectors per track) */
	76	long capacity; /* capacity in megabytes */
	77	int we_formatted; /* did we format it ourselves? */
	78	};
	79
	80	struct slice {
	81	struct disk *parent;
	82	struct slice *next;
	83	struct slice *prev;
	84	struct subpartition *subpartition_head;
	85	struct subpartition *subpartition_tail;
	86	char desc; / description (w/sysid string) */
	87	int number; /* 1 - 4 (or more?) (from fdisk) */
	88	unsigned long start; /* start sector (from fdisk) */
	89	unsigned long size; /* size in sectors (from fdisk) */
	90	int type; /* sysid of slice (from fdisk) */
	91	int flags; /* flags (from fdisk) */
	92	unsigned long capacity; /* capacity in megabytes */
	93	};
	94
	95	struct subpartition {
	96	struct slice *parent;
	97	struct subpartition *next;
	98	struct subpartition *prev;
	99	char letter; /* 'a' = root partition */
	100	char mountpoint; / includes leading slash */
	101	long capacity; /* in megabytes, -1 = "rest of disk" */
	102	int softupdates;
	103	long fsize; /* fragment size */
	104	long bsize; /* block size */
	105	int is_swap;
	106	int mfsbacked; /* Memory File System Backed */
	107	int type; /* FS type (UFS, HAMMER) */
	108	int pfs; /* HAMMER pseudo file system */
	109	};
	110
	111	#endif /* NEEDS_DISKUTIL_STRUCTURE_DEFINITIONS */
	112
	113	/* PROTOTYPES */
	114
	115	struct storage *storage_new(void);
	116	void storage_free(struct storage *);
	117	void storage_set_memsize(struct storage *, unsigned long);
	118	unsigned long storage_get_memsize(const struct storage *);
	119	struct disk storage_disk_first(const struct storage );
	120	void storage_set_selected_disk(struct storage , struct disk );
	121	struct disk storage_get_selected_disk(const struct storage );
	122	void storage_set_selected_slice(struct storage , struct slice );
	123	struct slice storage_get_selected_slice(const struct storage );
	124	int storage_get_mfs_status(const char , struct storage );
	125
	126	struct disk disk_new(struct storage , const char *);
	127	struct disk disk_find(const struct storage , const char *);
	128	struct disk disk_next(const struct disk );
	129	void disks_free(struct storage *);
	130	void disk_set_desc(struct disk , const char );
	131	const char disk_get_desc(const struct disk );
	132	const char disk_get_device_name(const struct disk );
	133	const char disk_get_raw_device_name(const struct disk );
	134	struct slice disk_slice_first(const struct disk );
	135	void disk_set_formatted(struct disk *, int);
	136	int disk_get_formatted(const struct disk *);
	137	void disk_set_geometry(struct disk *, int, int, int);
	138	void disk_get_geometry(const struct disk , int , int , int );
	139
	140	struct slice slice_new(struct disk , int, int, int,
	141	unsigned long, unsigned long);
	142	struct slice slice_find(const struct disk , int);
	143	struct slice slice_next(const struct slice );
	144	int slice_get_number(const struct slice *);
	145	const char slice_get_desc(const struct slice );
	146	const char slice_get_device_name(const struct slice );
	147	const char slice_get_raw_device_name(const struct slice );
	148	unsigned long slice_get_capacity(const struct slice *);
	149	unsigned long slice_get_start(const struct slice *);
	150	unsigned long slice_get_size(const struct slice *);
	151	int slice_get_type(const struct slice *);
	152	int slice_get_flags(const struct slice *);
	153	void slices_free(struct slice *);
	154	struct subpartition slice_subpartition_first(const struct slice );
	155
	156	struct subpartition subpartition_new(struct slice , const char *, long,
	157	int, long, long, int);
	158	struct subpartition subpartition_new_hammer(struct slice , const char *, long);
	159	int subpartition_count(const struct slice *);
	160	struct subpartition subpartition_find(const struct slice , const char *, ...);
	161	struct subpartition subpartition_of(const struct slice , const char *, ...);
	162	struct subpartition subpartition_find_capacity(const struct slice , long);
	163	void subpartitions_free(struct slice *);
	164	struct subpartition subpartition_next(const struct subpartition );
	165	int subpartition_get_pfs(const struct subpartition *);
	166	const char subpartition_get_mountpoint(const struct subpartition );
	167	const char subpartition_get_device_name(const struct subpartition );
	168	const char subpartition_get_raw_device_name(const struct subpartition );
	169	char subpartition_get_letter(const struct subpartition *);
	170	unsigned long subpartition_get_fsize(const struct subpartition *);
	171	unsigned long subpartition_get_bsize(const struct subpartition *);
	172	unsigned long subpartition_get_capacity(const struct subpartition *);
	173	int subpartition_is_swap(const struct subpartition *);
	174	int subpartition_is_softupdated(const struct subpartition *);
	175	int subpartition_is_mfsbacked(const struct subpartition *);
	176
	177	long measure_activated_swap(const struct i_fn_args *);
	178	long measure_activated_swap_from_slice(const struct i_fn_args *,
	179	const struct disk , const struct slice );
	180	long measure_activated_swap_from_disk(const struct i_fn_args *,
	181	const struct disk *);
	182
	183	int survey_storage(struct i_fn_args *);
	184
	185	#endif /* !__DISKUTIL_H_ */