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//
// partition_map.h - partition map routines
//
// Written by Eryk Vershen (eryk@apple.com)
//
/*
* Copyright 1996,1998 by Apple Computer, Inc.
* All Rights Reserved
*
* Permission to use, copy, modify, and distribute this software and
* its documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appears in all copies and
* that both the copyright notice and this permission notice appear in
* supporting documentation.
*
* APPLE COMPUTER DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL APPLE COMPUTER BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
* NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef __partition_map__
#define __partition_map__
#include "dpme.h"
#include "media.h"
//
// Defines
//
#define PBLOCK_SIZE 512
//
// Types
//
struct partition_map_header {
MEDIA m;
char *name;
struct partition_map * disk_order;
struct partition_map * base_order;
Block0 *misc;
int writeable;
int changed;
int physical_block; // must be == sbBlockSize
int logical_block; // must be <= physical_block
int blocks_in_map;
int maximum_in_map;
unsigned long media_size; // in logical_blocks
};
typedef struct partition_map_header partition_map_header;
struct partition_map {
struct partition_map * next_on_disk;
struct partition_map * prev_on_disk;
struct partition_map * next_by_base;
struct partition_map * prev_by_base;
long disk_address;
struct partition_map_header * the_map;
int contains_driver;
DPME *data;
};
typedef struct partition_map partition_map;
//
// Global Constants
//
extern const char * kFreeType;
extern const char * kMapType;
extern const char * kUnixType;
extern const char * kHFSType;
extern const char * kFreeName;
extern const char * kPatchType;
//
// Global Variables
//
extern int rflag;
extern int interactive;
extern int dflag;
//
// Forward declarations
//
int add_partition_to_map(const char *name, const char *dptype, u32 base, u32 length, partition_map_header *map);
void close_partition_map(partition_map_header *map);
partition_map_header* create_partition_map(char *name, partition_map_header *oldmap);
void delete_partition_from_map(partition_map *entry);
partition_map* find_entry_by_disk_address(long index, partition_map_header *map);
partition_map* find_entry_by_type(const char *type_name, partition_map_header *map);
partition_map_header* init_partition_map(char *name, partition_map_header* oldmap);
void move_entry_in_map(long old_index, long index, partition_map_header *map);
partition_map_header* open_partition_map(char *name, int *valid_file, int ask_logical_size);
void resize_map(long new_size, partition_map_header *map);
void write_partition_map(partition_map_header *map);
#endif /* __partition_map__ */
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