mirror of https://github.com/zeldaret/oot.git
138 lines
3.4 KiB
C
138 lines
3.4 KiB
C
#ifndef _ULTRA64_PFS_H_
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#define _ULTRA64_PFS_H_
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#include <ultra64.h>
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/* File System size */
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#define OS_PFS_VERSION 0x0200
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#define OS_PFS_VERSION_HI (OS_PFS_VERSION >> 8)
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#define OS_PFS_VERSION_LO (OS_PFS_VERSION & 255)
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#define PFS_INODE_SIZE_PER_PAGE 128
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#define PFS_FILE_NAME_LEN 16
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#define PFS_FILE_EXT_LEN 4
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#define BLOCKSIZE 32
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#define PFS_ONE_PAGE 8
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#define PFS_MAX_BANKS 62
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/* File System flag */
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#define PFS_READ 0
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#define PFS_WRITE 1
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#define PFS_CREATE 2
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/* File System status */
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#define PFS_INITIALIZED 0x1
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#define PFS_CORRUPTED 0x2
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#define PFS_ID_BROKEN 0x4
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#define PFS_MOTOR_INITIALIZED 0x8
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#define PFS_GBPAK_INITIALIZED 0x10
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/* Definition for page usage */
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#define PFS_EOF 1
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#define PFS_PAGE_NOT_EXIST 2
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#define PFS_PAGE_NOT_USED 3
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/* File System error number */
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#define PFS_ERR_NOPACK 1 /* no memory card is plugged or */
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#define PFS_ERR_NEW_PACK 2 /* ram pack has been changed to a different one */
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#define PFS_ERR_INCONSISTENT 3 /* need to run Pfschecker*/
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#define PFS_ERR_CONTRFAIL CONT_OVERRUN_ERROR
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#define PFS_ERR_INVALID 5 /* invalid parameter or file not exist*/
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#define PFS_ERR_BAD_DATA 6 /* the data read from pack are bad*/
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#define PFS_DATA_FULL 7 /* no free pages on ram pack*/
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#define PFS_DIR_FULL 8 /* no free directories on ram pack*/
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#define PFS_ERR_EXIST 9 /* file exists*/
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#define PFS_ERR_ID_FATAL 10 /* dead ram pack */
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#define PFS_ERR_DEVICE 11 /* wrong device type*/
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#define PFS_ERR_NO_GBCART 12 /* no gb cartridge (64GB-PAK) */
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#define PFS_ERR_NEW_GBCART 13 /* gb cartridge may be changed */
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/* Definition for bank */
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#define PFS_ID_BANK_256K 0
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#define PFS_ID_BANK_1M 4
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#define PFS_BANKS_256K 1
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#define PFS_WRITTEN 2
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#define DEF_DIR_PAGES 2
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#define PFS_ID_0AREA 1
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#define PFS_ID_1AREA 3
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#define PFS_ID_2AREA 4
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#define PFS_ID_3AREA 6
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#define PFS_LABEL_AREA 7
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#define PFS_ID_PAGE PFS_ONE_PAGE * 0
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#define PFS_BANK_LAPPED_BY 8 /* => u8 */
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#define PFS_SECTOR_PER_BANK 32
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#define PFS_INODE_DIST_MAP (PFS_BANK_LAPPED_BY * PFS_SECTOR_PER_BANK)
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#define PFS_SECTOR_SIZE (PFS_INODE_SIZE_PER_PAGE/PFS_SECTOR_PER_BANK)
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typedef struct {
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int status;
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OSMesgQueue* queue;
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int channel;
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u8 id[32];
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u8 label[32];
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int version;
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int dir_size;
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int inode_table; /* block location */
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int minode_table; /* mirrioring inode_table */
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int dir_table; /* block location */
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int inodeStartPage; /* page # */
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u8 banks;
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u8 activebank;
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} OSPfs;
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typedef struct {
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u32 file_size; /* bytes */
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u32 game_code;
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u16 company_code;
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char ext_name[4];
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char game_name[16];
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} OSPfsState;
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typedef union {
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struct {
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u8 bank;
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u8 page;
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} inode_t;
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u16 ipage;
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} __OSInodeUnit;
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typedef struct {
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__OSInodeUnit inodePage[128];
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} __OSInode;
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typedef struct {
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u32 game_code;
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u16 company_code;
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__OSInodeUnit start_page;
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u8 status;
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s8 reserved;
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u16 data_sum;
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u8 ext_name[PFS_FILE_EXT_LEN];
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u8 game_name[PFS_FILE_NAME_LEN];
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} __OSDir;
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typedef struct {
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u32 repaired;
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u32 random;
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u64 serialMid;
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u64 serialLow;
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u16 deviceid;
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u8 banks;
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u8 version;
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u16 checksum;
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u16 invertedChecksum;
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} __OSPackId;
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typedef struct {
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__OSInode inode;
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u8 bank;
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u8 map[PFS_INODE_DIST_MAP];
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} __OSInodeCache;
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#endif
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