psxsdk/libpsx/include/memcard.h

77 lines
2.1 KiB
C

#ifndef _PSXSDK_MEMCARD_H
#define _PSXSDK_MEMCARD_H
/*Card connection related*/
enum memcard_status
{
/** Memory card state unknown */
MEMCARD_STATUS_UNKNOWN = 0,
/** Memory card is connected */
MEMCARD_CONNECTED = 1,
/** Memory card is formatted */
MEMCARD_FORMATTED = 2
};
/**
* Results of memory card operations
*/
enum memcard_operation_result
{
/** Operation was successful - good result */
MEMCARD_RW_GOOD = 0x47,
/** Bad checksum - bad result */
MEMCARD_RW_BADCHECK = 0x4E,
/** Bad sector - bad result */
MEMCARD_RW_BADSECTOR = 0xFF
};
/*Card block type*/
/*#define BLOCK_FORMATTED 0x000000A0
#define BLOCK_INITIAL 0x00000051
#define BLOCK_MIDLINK 0x00000052
#define BLOCK_ENDLINK 0x00000053
#define BLOCK_DEL_INITIAL 0x000000A1
#define BLOCK_DEL_MIDLINK 0x000000A2
#define BLOCK_DEL_ENDLINK 0x000000A3*/
/*128 byte card directory*/
/*typedef struct{
long BlockType;
long FileSize;
short NextBlock;
char FileName[20];
char Reserved[97];
char XorChecksum;
}CARDDIR;*/
/**
* Reads a 128-byte sector from a memory card.
* @param card_slot Memory card slot (0 = first slot, 1 = second slot)
* @param sector Sector number (0-511)
* @param buffer Pointer to data buffer in which data will be stored
* @return Result of operation (possible values in memcard_operation_result enum)
*/
unsigned char McReadSector(int card_slot, int sector, unsigned char *buffer);
/**
* Writes a 128-byte sector to a memory card.
* @param card_slot Memory card slot (0 = first slot, 1 = second slot)
* @param sector Sector number (0-511)
* @param buffer Pointer to data buffer containing data to write
* @return Result of operation (possible values in memcard_operation_result enum)
*/
unsigned char McWriteSector(int card_slot, int sector, unsigned char *buffer);
/**
* Get memory card status
* @param card_slot Memory card slot (0 = first slot, 1 = second slot)
* @return Bitmask for current memory card status (flags in memcard_status enum)
*/
unsigned int McGetStatus(int card_slot);
#endif