melonDS/src/NDSCart.h

/*
    Copyright 2016-2021 Arisotura

    This file is part of melonDS.

    melonDS is free software: you can redistribute it and/or modify it under
    the terms of the GNU General Public License as published by the Free
    Software Foundation, either version 3 of the License, or (at your option)
    any later version.

    melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

    You should have received a copy of the GNU General Public License along
    with melonDS. If not, see http://www.gnu.org/licenses/.
*/

#ifndef NDSCART_H
#define NDSCART_H

#include "types.h"

namespace NDSCart
{

extern u16 SPICnt;
extern u32 ROMCnt;

extern u8 ROMCommand[8];
extern u32 ROMDataOut;

extern u8 EncSeed0[5];
extern u8 EncSeed1[5];

extern u8* CartROM;
extern u32 CartROMSize;

extern u32 CartID;

bool Init();
void DeInit();
void Reset();

void DoSavestate(Savestate* file);

void DecryptSecureArea(u8* out);
bool LoadROM(const char* path, const char* sram, bool direct);
bool LoadROM(const u8* romdata, u32 filelength, const char *sram, bool direct);

void FlushSRAMFile();

void RelocateSave(const char* path, bool write);

int ImportSRAM(const u8* data, u32 length);

void ResetCart();

void WriteROMCnt(u32 val);
u32 ReadROMData();
void WriteROMData(u32 val);

void WriteSPICnt(u16 val);
u8 ReadSPIData();
void WriteSPIData(u8 val);

void ROMPrepareData(u32 param);
void ROMEndTransfer(u32 param);
void SPITransferDone(u32 param);

}

#endif