138 lines
4.2 KiB
C
138 lines
4.2 KiB
C
#ifndef ULTRA64_PFS_H
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#define ULTRA64_PFS_H
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#include "message.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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/* 0x00 */ s32 status;
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/* 0x04 */ OSMesgQueue* queue;
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/* 0x08 */ s32 channel;
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/* 0x0C */ u8 id[32];
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/* 0x2C */ u8 label[32];
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/* 0x4C */ s32 version;
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/* 0x50 */ s32 dir_size;
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/* 0x54 */ s32 inode_table; /* block location */
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/* 0x58 */ s32 minode_table; /* mirrioring inode_table */
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/* 0x5C */ s32 dir_table; /* block location */
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/* 0x60 */ s32 inodeStartPage; /* page # */
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/* 0x64 */ u8 banks;
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/* 0x65 */ u8 activebank;
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} OSPfs; // size = 0x68
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typedef struct {
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/* 0x00 */ u32 file_size; /* bytes */
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/* 0x04 */ u32 game_code;
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/* 0x08 */ u16 company_code;
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/* 0x0C */ char ext_name[4];
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/* 0x10 */ char game_name[16];
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} OSPfsState; // size = 0x20
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typedef union {
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struct {
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/* 0x00 */ u8 bank;
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/* 0x01 */ u8 page;
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} inode_t;
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/* 0x00 */ u16 ipage;
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} __OSInodeUnit; // size = 0x02
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typedef struct {
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/* 0x00 */ __OSInodeUnit inodePage[128];
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} __OSInode; // size = 0x100
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typedef struct {
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/* 0x00 */ u32 game_code;
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/* 0x04 */ u16 company_code;
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/* 0x06 */ __OSInodeUnit start_page;
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/* 0x08 */ u8 status;
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/* 0x09 */ s8 reserved;
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/* 0x0A */ u16 data_sum;
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/* 0x0C */ u8 ext_name[PFS_FILE_EXT_LEN];
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/* 0x10 */ u8 game_name[PFS_FILE_NAME_LEN];
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} __OSDir; // size = 0x20
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typedef struct {
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/* 0x00 */ u32 repaired;
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/* 0x04 */ u32 random;
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/* 0x08 */ u64 serialMid;
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/* 0x10 */ u64 serialLow;
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/* 0x18 */ u16 deviceid;
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/* 0x1A */ u8 banks;
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/* 0x1B */ u8 version;
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/* 0x1C */ u16 checksum;
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/* 0x1E */ u16 invertedChecksum;
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} __OSPackId; // size = 0x20
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typedef struct {
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/* 0x000 */ __OSInode inode;
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/* 0x100 */ u8 bank;
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/* 0x101 */ u8 map[PFS_INODE_DIST_MAP];
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} __OSInodeCache; // size = 0x202
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#endif
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