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/*
File: hdaccess.h
Copyright (C) 1998-2009 Christophe GRENIER <grenier@cgsecurity.org>
This software 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; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _HDACCESS_H
#define _HDACCESS_H
#ifdef __cplusplus
extern "C" {
#endif
/*@
@ requires \valid(disk_car);
@ requires valid_disk(disk_car);
@ requires disk_car->sector_size > 0;
@ requires disk_car->geom.heads_per_cylinder > 0;
@ requires \valid_function(disk_car->pread);
@ decreases 0;
@ ensures valid_disk(disk_car);
@*/
void hd_update_geometry(disk_t *disk_car, const int verbose);
/*@
@ requires valid_list_disk(list_disk);
@*/
void hd_update_all_geometry(const list_disk_t * list_disk, const int verbose);
/*@
@ requires valid_list_disk(list_disk);
@ ensures valid_list_disk(\result);
@*/
list_disk_t *hd_parse(list_disk_t *list_disk, const int verbose, const int testdisk_mode);
/*@
@ requires valid_read_string(device);
@ ensures \result!=\null ==> (0 < \result->geom.cylinders < 0x2000000000000);
@ ensures \result!=\null ==> (0 < \result->geom.heads_per_cylinder <= 255);
@ ensures \result!=\null ==> (0 < \result->geom.sectors_per_head <= 63);
@ ensures \result==\null || valid_disk(\result);
@*/
disk_t *file_test_availability(const char *device, const int verbose, const int testdisk_mode);
/*@
@ requires \valid(disk_car);
@ requires valid_disk(disk_car);
@ requires 0 < disk_car->geom.heads_per_cylinder;
@ requires 0 < disk_car->geom.sectors_per_head;
@ requires 0 < disk_car->sector_size;
@ ensures 0 < disk_car->geom.cylinders < 0x2000000000000;
@ ensures valid_disk(disk_car);
@ assigns disk_car->disk_real_size, disk_car->geom.cylinders, disk_car->disk_size;
@*/
void update_disk_car_fields(disk_t *disk_car);
/*@
@ requires \valid(disk);
@ ensures disk->autodetect == 0;
@ ensures disk->disk_size == 0;
@ ensures disk->user_max == 0;
@ ensures disk->native_max == 0;
@ ensures disk->dco == 0;
@ ensures disk->offset == 0;
@ ensures disk->rbuffer == NULL;
@ ensures disk->wbuffer == NULL;
@ ensures disk->rbuffer_size == 0;
@ ensures disk->wbuffer_size == 0;
@ ensures disk->model == NULL;
@ ensures disk->serial_no == NULL;
@ ensures disk->fw_rev == NULL;
@ ensures disk->write_used == 0;
@ ensures disk->description_txt[0] == '\0';
@ ensures disk->unit == UNIT_CHS;
@ assigns disk->autodetect, disk->disk_size, disk->user_max, disk->native_max, disk->dco, disk->offset;
@ assigns disk->rbuffer, disk->wbuffer, disk->rbuffer_size, disk->wbuffer_size;
@ assigns disk->model, disk->serial_no, disk->fw_rev, disk->write_used;
@ assigns disk->description_txt[0], disk->unit;
@*/
void init_disk(disk_t *disk);
/*@
@ requires \valid(disk);
@ requires valid_disk(disk);
@ requires \freeable(disk);
@ requires valid_disk(disk);
@*/
void generic_clean(disk_t *disk);
#ifdef __cplusplus
} /* closing brace for extern "C" */
#endif
#endif
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