/* * 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 #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; 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 */ int number; /* Position in kern.disks */ char *device; /* `ad0', `da1', and such */ char *serno; /* serial number */ 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 encrypted; int softupdates; long fsize; /* fragment size */ long bsize; /* block size */ int is_swap; int tmpfsbacked; /* TMPFS 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); 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_tmpfs_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_number(struct disk *, const int); void disk_set_desc(struct disk *, const char *); void disk_set_serno(struct disk *, const char *); int disk_get_number(const struct disk *); const char *disk_get_desc(const struct disk *); const char *disk_get_device_name(const struct disk *); const char *disk_get_serno(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 *); 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_hammer(struct slice *, const char *, long, int); struct subpartition *subpartition_new_ufs(struct slice *, const char *, long, int, int, long, long, int); int subpartition_count(const struct slice *); struct subpartition *subpartition_find(const struct slice *, const char *, ...) __printflike(2, 3); struct subpartition *subpartition_of(const struct slice *, const char *, ...) __printflike(2, 3); 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 *); char subpartition_get_letter(const struct subpartition *); unsigned long subpartition_get_fsize(const struct subpartition *); unsigned long subpartition_get_bsize(const struct subpartition *); long subpartition_get_capacity(const struct subpartition *); int subpartition_is_encrypted(const struct subpartition *); int subpartition_is_swap(const struct subpartition *); int subpartition_is_softupdated(const struct subpartition *); int subpartition_is_tmpfsbacked(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 *); void *swapoff_all(const struct i_fn_args *); int survey_storage(struct i_fn_args *); #endif /* !__DISKUTIL_H_ */