123 lines
3.5 KiB
C
123 lines
3.5 KiB
C
//
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// partition_map.h - partition map routines
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//
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// Written by Eryk Vershen
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//
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/*
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* Copyright 1996,1998 by Apple Computer, Inc.
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* All Rights Reserved
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*
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* Permission to use, copy, modify, and distribute this software and
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* its documentation for any purpose and without fee is hereby granted,
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* provided that the above copyright notice appears in all copies and
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* that both the copyright notice and this permission notice appear in
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* supporting documentation.
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*
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* APPLE COMPUTER DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE.
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*
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* IN NO EVENT SHALL APPLE COMPUTER BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
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* NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef __partition_map__
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#define __partition_map__
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#include "dpme.h"
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#include "media.h"
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//
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// Defines
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//
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#define PBLOCK_SIZE 512
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#define MAX_LINUX_MAP 15
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//
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// Types
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//
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struct partition_map_header {
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MEDIA m;
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char *name;
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struct partition_map * disk_order;
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struct partition_map * base_order;
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Block0 *misc;
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int writable;
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int changed;
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int written;
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int physical_block; // must be == sbBlockSize
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int logical_block; // must be <= physical_block
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int blocks_in_map;
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int maximum_in_map;
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uint32_t media_size; // in logical_blocks
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};
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typedef struct partition_map_header partition_map_header;
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struct partition_map {
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struct partition_map * next_on_disk;
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struct partition_map * prev_on_disk;
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struct partition_map * next_by_base;
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struct partition_map * prev_by_base;
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int32_t disk_address;
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struct partition_map_header * the_map;
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int contains_driver;
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DPME *data;
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int HFS_kind;
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char *HFS_name;
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};
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typedef struct partition_map partition_map;
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/* Identifies the HFS kind. */
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enum {
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kHFS_not = 0, // ' '
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kHFS_std = 1, // 'h'
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kHFS_embed = 2, // 'e'
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kHFS_plus = 3 // '+'
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};
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//
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// Global Constants
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//
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extern const char * kFreeType;
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extern const char * kMapType;
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extern const char * kUnixType;
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extern const char * kHFSType;
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extern const char * kFreeName;
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extern const char * kPatchType;
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//
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// Global Variables
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//
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extern int rflag;
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extern int interactive;
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extern int dflag;
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//
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// Forward declarations
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//
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int add_partition_to_map(const char *name, const char *dptype, uint32_t base, uint32_t length, partition_map_header *map);
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void close_partition_map(partition_map_header *map);
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partition_map_header* create_partition_map(char *name, partition_map_header *oldmap);
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void delete_partition_from_map(partition_map *entry);
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partition_map* find_entry_by_disk_address(int32_t, partition_map_header *);
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partition_map* find_entry_by_type(const char *type_name, partition_map_header *map);
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partition_map* find_entry_by_base(uint32_t base, partition_map_header *map);
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partition_map_header* init_partition_map(char *name, partition_map_header* oldmap);
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void move_entry_in_map(int32_t, int32_t, partition_map_header *);
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partition_map_header* open_partition_map(char *name, int *valid_file, int ask_logical_size);
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void resize_map(uint32_t new_size, partition_map_header *map);
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void write_partition_map(partition_map_header *map);
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void bzb_init_slice(BZB *bp, int slice);
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void dpme_init_flags(DPME *data);
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#endif /* __partition_map__ */
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