Implement disc interface

This commit is contained in:
Maschell 2022-07-21 18:03:22 +02:00
parent 8d650220b2
commit b0dee42698
4 changed files with 314 additions and 4 deletions

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@ -0,0 +1,74 @@
/***************************************************************************
* Copyright (C) 2016
* by Dimok
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any
* damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any
* purpose, including commercial applications, and to alter it and
* redistribute it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you
* must not claim that you wrote the original software. If you use
* this software in a product, an acknowledgment in the product
* documentation would be appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and
* must not be misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source
* distribution.
***************************************************************************/
#pragma once
#include <stdbool.h>
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
#define DEVICE_TYPE_WII_U_SD (('W' << 24) | ('U' << 16) | ('S' << 8) | 'D')
#define DEVICE_TYPE_WII_U_USB (('W' << 24) | ('U' << 16) | ('S' << 8) | 'B')
#define FEATURE_WII_U_SD 0x00001000
#define FEATURE_WII_U_USB 0x00002000
#ifndef OGC_DISC_IO_INCLUDE
typedef uint32_t sec_t;
#define FEATURE_MEDIUM_CANREAD 0x00000001
#define FEATURE_MEDIUM_CANWRITE 0x00000002
typedef bool (*FN_MEDIUM_STARTUP)(void);
typedef bool (*FN_MEDIUM_ISINSERTED)(void);
typedef bool (*FN_MEDIUM_READSECTORS)(uint32_t sector, uint32_t numSectors, void *buffer);
typedef bool (*FN_MEDIUM_WRITESECTORS)(uint32_t sector, uint32_t numSectors, const void *buffer);
typedef bool (*FN_MEDIUM_CLEARSTATUS)(void);
typedef bool (*FN_MEDIUM_SHUTDOWN)(void);
struct DISC_INTERFACE_STRUCT {
unsigned long ioType;
unsigned long features;
FN_MEDIUM_STARTUP startup;
FN_MEDIUM_ISINSERTED isInserted;
FN_MEDIUM_READSECTORS readSectors;
FN_MEDIUM_WRITESECTORS writeSectors;
FN_MEDIUM_CLEARSTATUS clearStatus;
FN_MEDIUM_SHUTDOWN shutdown;
};
typedef struct DISC_INTERFACE_STRUCT DISC_INTERFACE;
#endif
extern const DISC_INTERFACE Mocha_sdio_disc_interface;
extern const DISC_INTERFACE Mocha_usb_disc_interface;
#ifdef __cplusplus
}
#endif

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@ -15,7 +15,7 @@ extern "C" {
* @param outHandle pointer where the handle of the raw device will be stored
* @return
*/
FSError FSAEx_RawOpen(FSClient *client, char *device_path, int32_t *outHandle);
FSError FSAEx_RawOpen(FSClient *client, const char *device_path, int32_t *outHandle);
/**
* Opens a device for raw read/write
@ -24,7 +24,7 @@ FSError FSAEx_RawOpen(FSClient *client, char *device_path, int32_t *outHandle);
* @param outHandle pointer where the handle of the raw device will be stored
* @return
*/
FSError FSAEx_RawOpenEx(int clientHandle, char *device_path, int32_t *outHandle);
FSError FSAEx_RawOpenEx(int clientHandle, const char *device_path, int32_t *outHandle);
/**
* Closes a devices that was previously opened via FSAEx_RawOpen

236
source/disc_interface.c Normal file
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@ -0,0 +1,236 @@
/***************************************************************************
* Copyright (C) 2016
* by Dimok
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any
* damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any
* purpose, including commercial applications, and to alter it and
* redistribute it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you
* must not claim that you wrote the original software. If you use
* this software in a product, an acknowledgment in the product
* documentation would be appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and
* must not be misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source
* distribution.
***************************************************************************/
#include "mocha/disc_interface.h"
#include "mocha/fsa.h"
#include "mocha/mocha.h"
#include <coreinit/ios.h>
#include <stdbool.h>
#define FSA_REF_SD 0x01
#define FSA_REF_USB 0x02
static int initialized = 0;
static int fsaFdSd = 0;
static int fsaFdUsb = 0;
static int sdioFd = 0;
static int usbFd = 0;
static void Mocha_disc_io_initialize(void) {
if (initialized == 0) {
initialized = 1;
fsaFdSd = -1;
fsaFdUsb = -1;
sdioFd = -1;
usbFd = -1;
}
}
static bool Mocha_disc_io_fsa_open(int fsaFd) {
Mocha_disc_io_initialize();
if (fsaFd == FSA_REF_SD) {
if (fsaFdSd < 0) {
fsaFdSd = IOS_Open("/dev/fsa", IOS_OPEN_READWRITE);
if (fsaFdSd >= 0 && Mocha_UnlockFSClientEx(fsaFdSd) != MOCHA_RESULT_SUCCESS) {
IOS_Close(fsaFdSd);
fsaFdSd = -1;
}
}
if (fsaFdSd >= 0) {
return true;
}
} else if (fsaFd == FSA_REF_USB) {
if (fsaFdUsb < 0) {
fsaFdUsb = IOS_Open("/dev/fsa", IOS_OPEN_READWRITE);
if (fsaFdUsb >= 0 && Mocha_UnlockFSClientEx(fsaFdUsb) != MOCHA_RESULT_SUCCESS) {
IOS_Close(fsaFdUsb);
fsaFdUsb = -1;
}
}
if (fsaFdUsb >= 0) {
return true;
}
}
return false;
}
static void Mocha_disc_io_fsa_close(int fsaFd) {
if (fsaFd == FSA_REF_SD) {
if (fsaFdSd >= 0) {
IOS_Close(fsaFdSd);
fsaFdSd = -1;
}
} else if (fsaFd == FSA_REF_USB) {
if (fsaFdUsb >= 0) {
IOS_Close(fsaFdUsb);
fsaFdUsb = -1;
}
}
}
static bool Mocha_sdio_startup(void) {
if (!Mocha_disc_io_fsa_open(FSA_REF_SD))
return false;
if (sdioFd < 0) {
int res = FSAEx_RawOpenEx(fsaFdSd, "/dev/sdcard01", &sdioFd);
if (res < 0) {
Mocha_disc_io_fsa_close(FSA_REF_SD);
sdioFd = -1;
}
}
return (sdioFd >= 0);
}
static bool Mocha_sdio_isInserted(void) {
//! TODO: check for SD card inserted with Mocha_FSA_GetDeviceInfo()
return initialized && (fsaFdSd >= 0) && (sdioFd >= 0);
}
static bool Mocha_sdio_clearStatus(void) {
return true;
}
static bool Mocha_sdio_shutdown(void) {
if (!Mocha_sdio_isInserted())
return false;
FSAEx_RawCloseEx(fsaFdSd, sdioFd);
Mocha_disc_io_fsa_close(FSA_REF_SD);
sdioFd = -1;
return true;
}
static bool Mocha_sdio_readSectors(uint32_t sector, uint32_t numSectors, void *buffer) {
if (!Mocha_sdio_isInserted()) {
return false;
}
int res = FSAEx_RawReadEx(fsaFdSd, buffer, 512, numSectors, sector, sdioFd);
if (res < 0) {
return false;
}
return true;
}
static bool Mocha_sdio_writeSectors(uint32_t sector, uint32_t numSectors, const void *buffer) {
if (!Mocha_sdio_isInserted()) {
return false;
}
int res = FSAEx_RawWriteEx(fsaFdSd, buffer, 512, numSectors, sector, sdioFd);
if (res < 0) {
return false;
}
return true;
}
const DISC_INTERFACE Mocha_sdio_disc_interface = {
DEVICE_TYPE_WII_U_SD,
FEATURE_MEDIUM_CANREAD | FEATURE_MEDIUM_CANWRITE | FEATURE_WII_U_SD,
Mocha_sdio_startup,
Mocha_sdio_isInserted,
Mocha_sdio_readSectors,
Mocha_sdio_writeSectors,
Mocha_sdio_clearStatus,
Mocha_sdio_shutdown};
static bool Mocha_usb_startup(void) {
if (!Mocha_disc_io_fsa_open(FSA_REF_USB)) {
return false;
}
if (usbFd < 0) {
int res = FSAEx_RawOpenEx(fsaFdUsb, "/dev/usb01", &usbFd);
if (res < 0) {
res = FSAEx_RawOpenEx(fsaFdUsb, "/dev/usb02", &usbFd);
if (res < 0) {
Mocha_disc_io_fsa_close(FSA_REF_USB);
usbFd = -1;
}
}
}
return (usbFd >= 0);
}
static bool Mocha_usb_isInserted(void) {
return initialized && (fsaFdUsb >= 0) && (usbFd >= 0);
}
static bool Mocha_usb_clearStatus(void) {
return true;
}
static bool Mocha_usb_shutdown(void) {
if (!Mocha_usb_isInserted()) {
return false;
}
FSAEx_RawCloseEx(fsaFdUsb, usbFd);
Mocha_disc_io_fsa_close(FSA_REF_USB);
usbFd = -1;
return true;
}
static bool Mocha_usb_readSectors(uint32_t sector, uint32_t numSectors, void *buffer) {
if (!Mocha_usb_isInserted()) {
return false;
}
int res = FSAEx_RawReadEx(fsaFdUsb, buffer, 512, numSectors, sector, usbFd);
if (res < 0) {
return false;
}
return true;
}
static bool Mocha_usb_writeSectors(uint32_t sector, uint32_t numSectors, const void *buffer) {
if (!Mocha_usb_isInserted()) {
return false;
}
int res = FSAEx_RawWriteEx(fsaFdUsb, buffer, 512, numSectors, sector, usbFd);
if (res < 0) {
return false;
}
return true;
}
const DISC_INTERFACE Mocha_usb_disc_interface = {
DEVICE_TYPE_WII_U_USB,
FEATURE_MEDIUM_CANREAD | FEATURE_MEDIUM_CANWRITE | FEATURE_WII_U_USB,
Mocha_usb_startup,
Mocha_usb_isInserted,
Mocha_usb_readSectors,
Mocha_usb_writeSectors,
Mocha_usb_clearStatus,
Mocha_usb_shutdown};

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@ -6,14 +6,14 @@
#include <cstring>
#include <malloc.h>
FSError FSAEx_RawOpen(FSClient *client, char *device_path, int32_t *outHandle) {
FSError FSAEx_RawOpen(FSClient *client, const char *device_path, int32_t *outHandle) {
if (!client) {
return FS_ERROR_INVALID_CLIENTHANDLE;
}
return FSAEx_RawOpenEx(FSGetClientBody(client)->clientHandle, device_path, outHandle);
}
FSError FSAEx_RawOpenEx(int clientHandle, char *device_path, int32_t *outHandle) {
FSError FSAEx_RawOpenEx(int clientHandle, const char *device_path, int32_t *outHandle) {
if (!outHandle) {
return FS_ERROR_INVALID_BUFFER;
}