usbstorage.h

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#ifndef __USBSTORAGE_H__
#define __USBSTORAGE_H__

#if defined(HW_RVL)

#include <gctypes.h>
#include <ogc/mutex.h>
#include <ogc/disc_io.h>
#include <ogc/system.h>

#ifdef __cplusplus
 extern "C" {
#endif /* __cplusplus */

#define USBSTORAGE_OK 0
#define USBSTORAGE_ENOINTERFACE -10000
#define USBSTORAGE_ESENSE -10001
#define USBSTORAGE_ESHORTWRITE -10002
#define USBSTORAGE_ESHORTREAD -10003
#define USBSTORAGE_ESIGNATURE -10004
#define USBSTORAGE_ETAG -10005
#define USBSTORAGE_ESTATUS -10006
#define USBSTORAGE_EDATARESIDUE -10007
#define USBSTORAGE_ETIMEDOUT -10008
#define USBSTORAGE_EINIT -10009
#define USBSTORAGE_PROCESSING -10010

typedef struct
{
 u8 configuration;
 u32 interface;
 u32 altInterface;
 u8 bInterfaceSubClass;

 u8 ep_in;
 u8 ep_out;

 u8 max_lun;
 u32 *sector_size;

 s32 usb_fd;

 mutex_t lock;
 syswd_t alarm;
 s32 retval;

 u32 tag;
 u8 suspended;

 u8 *buffer;
} usbstorage_handle;

#define B_RAW_DEVICE_DATA_IN 0x01
#define B_RAW_DEVICE_COMMAND 0

typedef struct {
 uint8_t command[16];
 uint8_t command_length;
 uint8_t flags;
 uint8_t scsi_status;
 void* data;
 size_t data_length;
} raw_device_command;

s32 USBStorage_Initialize();

s32 USBStorage_Open(usbstorage_handle *dev, s32 device_id, u16 vid, u16 pid);
s32 USBStorage_Close(usbstorage_handle *dev);
s32 USBStorage_Reset(usbstorage_handle *dev);

s32 USBStorage_GetMaxLUN(usbstorage_handle *dev);
s32 USBStorage_MountLUN(usbstorage_handle *dev, u8 lun);
s32 USBStorage_Suspend(usbstorage_handle *dev);
s32 USBStorage_IsDVD();
s32 USBStorage_ioctl(int request, ...);

s32 USBStorage_ReadCapacity(usbstorage_handle *dev, u8 lun, u32 *sector_size, u32 *n_sectors);
s32 USBStorage_Read(usbstorage_handle *dev, u8 lun, u32 sector, u16 n_sectors, u8 *buffer);
s32 USBStorage_Write(usbstorage_handle *dev, u8 lun, u32 sector, u16 n_sectors, const u8 *buffer);
s32 USBStorage_StartStop(usbstorage_handle *dev, u8 lun, u8 lo_ej, u8 start, u8 imm);

#define DEVICE_TYPE_WII_USB (('W'<<24)|('U'<<16)|('S'<<8)|'B')

extern DISC_INTERFACE __io_usbstorage;

#ifdef __cplusplus
 }
#endif /* __cplusplus */

#endif /* HW_RVL */

#endif /* __USBSTORAGE_H__ */