Files
Diddy-Kong-Racing/include/PR/pfs.h
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Ryan MyersandGitHub d0ec047f47 Get past that flea and into 37% (#286)
* Minor tweaks

* Match func_80072718

* Update score

* Do some minor cleanup

* More cleanup and renaming

* Remove comment

* Minor clenaup again

* Remove semicolons

* Match init_controller_paks with a couple of minor fakematch stuff

* Udpate score
2022-11-16 18:55:08 -05:00

160 lines
4.5 KiB
C

#ifndef _ULTRA64_PFS_H_
#define _ULTRA64_PFS_H_
#include <ultra64.h>
/* File System size */
#define OS_PFS_VERSION 0x0200
#define OS_PFS_VERSION_HI (OS_PFS_VERSION >> 8)
#define OS_PFS_VERSION_LO (OS_PFS_VERSION & 255)
#define PFS_INODE_SIZE_PER_PAGE 128
#define PFS_FILE_NAME_LEN 16
#define PFS_FILE_EXT_LEN 4
#define BLOCKSIZE 32
#define PFS_ONE_PAGE 8
#define PFS_MAX_BANKS 62
/* File System flag */
#define PFS_READ 0
#define PFS_WRITE 1
#define PFS_CREATE 2
/* File System status */
#define PFS_INITIALIZED 0x1
#define PFS_CORRUPTED 0x2
#define PFS_ID_BROKEN 0x4
#define PFS_MOTOR_INITIALIZED 0x8
#define PFS_GBPAK_INITIALIZED 0x10
/* Definition for page usage */
#define PFS_EOF 1
#define PFS_PAGE_NOT_EXIST 2
#define PFS_PAGE_NOT_USED 3
/* File System error number */
#define PFS_ERR_NOPACK 1 /* no memory card is plugged or */
#define PFS_ERR_NEW_PACK 2 /* ram pack has been changed to a different one */
#define PFS_ERR_INCONSISTENT 3 /* need to run Pfschecker*/
#define PFS_ERR_CONTRFAIL CONT_OVERRUN_ERROR
#define PFS_ERR_INVALID 5 /* invalid parameter or file not exist*/
#define PFS_ERR_BAD_DATA 6 /* the data read from pack are bad*/
#define PFS_DATA_FULL 7 /* no free pages on ram pack*/
#define PFS_DIR_FULL 8 /* no free directories on ram pack*/
#define PFS_ERR_EXIST 9 /* file exists*/
#define PFS_ERR_ID_FATAL 10 /* dead ram pack */
#define PFS_ERR_DEVICE 11 /* wrong device type*/
#define PFS_ERR_NO_GBCART 12 /* no gb cartridge (64GB-PAK) */
#define PFS_ERR_NEW_GBCART 13 /* gb cartridge may be changed */
/* Definition for bank */
#define PFS_ID_BANK_256K 0
#define PFS_ID_BANK_1M 4
#define PFS_BANKS_256K 1
#define PFS_WRITTEN 2
#define DEF_DIR_PAGES 2
#define PFS_ID_0AREA 1
#define PFS_ID_1AREA 3
#define PFS_ID_2AREA 4
#define PFS_ID_3AREA 6
#define PFS_LABEL_AREA 7
#define PFS_ID_PAGE PFS_ONE_PAGE * 0
#define PFS_BANK_LAPPED_BY 8 /* => u8 */
#define PFS_SECTOR_PER_BANK 32
#define PFS_INODE_DIST_MAP (PFS_BANK_LAPPED_BY * PFS_SECTOR_PER_BANK)
#define PFS_SECTOR_SIZE (PFS_INODE_SIZE_PER_PAGE/PFS_SECTOR_PER_BANK)
typedef struct {
int status;
OSMesgQueue* queue;
int channel;
u8 id[32];
u8 label[32];
int version;
int dir_size;
int inode_table; /* block location */
int minode_table; /* mirrioring inode_table */
int dir_table; /* block location */
int inode_start_page; /* page # */
u8 banks;
u8 activebank;
} OSPfs;
typedef struct {
u32 file_size; /* bytes */
u32 game_code;
u16 company_code;
char ext_name[4];
char game_name[16];
} OSPfsState;
typedef union {
struct {
u8 bank;
u8 page;
} inode_t;
u16 ipage;
} __OSInodeUnit;
typedef struct {
__OSInodeUnit inode_page[128];
} __OSInode;
typedef struct {
u32 game_code;
u16 company_code;
__OSInodeUnit start_page;
u8 status;
s8 reserved;
u16 data_sum;
u8 ext_name[PFS_FILE_EXT_LEN];
u8 game_name[PFS_FILE_NAME_LEN];
} __OSDir;
typedef struct
{
/* 0x0 */ u32 repaired;
/* 0x4 */ u32 random;
/* 0x8 */ u64 serial_mid;
/* 0x10 */ u64 serial_low;
/* 0x18 */ u16 deviceid;
/* 0x1A */ u8 banks;
/* 0x1B */ u8 version;
/* 0x1C */ u16 checksum;
/* 0x1E */ u16 inverted_checksum;
} __OSPackId;
typedef struct {
__OSInode inode;
u8 bank;
u8 map[PFS_INODE_DIST_MAP];
} __OSInodeCache;
/* file system interface */
extern s32 osPfsInitPak(OSMesgQueue *, OSPfs *, int);
extern s32 osPfsRepairId(OSPfs *);
extern s32 osPfsInit(OSMesgQueue *, OSPfs *, int);
extern s32 osPfsReFormat(OSPfs *, OSMesgQueue *, int);
extern s32 osPfsChecker(OSPfs *);
extern s32 osPfsAllocateFile(OSPfs *, u16, u32, u8 *, u8 *, int, s32 *);
extern s32 osPfsFindFile(OSPfs *, u16, u32, u8 *, u8 *, s32 *);
extern s32 osPfsDeleteFile(OSPfs *, u16, u32, u8 *, u8 *);
extern s32 osPfsReadWriteFile(OSPfs *pfs, s32 file_no, u8 flag, int offset, int nbytes, u8 * data_buffer);
extern s32 osPfsFileState(OSPfs *, s32, OSPfsState *);
extern s32 osPfsGetLabel(OSPfs *, u8 *, int *);
extern s32 osPfsSetLabel(OSPfs *, u8 *);
extern s32 osPfsIsPlug(OSMesgQueue *, u8 *);
extern s32 osPfsFreeBlocks(OSPfs *, s32 *);
extern s32 osPfsNumFiles(OSPfs *, s32 *, s32 *);
extern s32 osMotorInit(OSMesgQueue *mq, OSPfs *pfs, int channel);
extern s32 osMotorStop(OSPfs *pfs);
extern s32 osMotorStart(OSPfs *pfs);
#endif