Initial commit

arm7/source/loader/NdsLoader.h

@@ -0,0 +1,75 @@
+#pragma once
+#include "common.h"
+#include "ndsHeader.h"
+#include "DsiWareSaveArranger.h"
+#include "BootMode.h"
+
+struct dsi_devicelist_entry_t;
+
+/// @brief Class for loading DS(i) roms.
+class NdsLoader
+{
+public:
+    /// @brief Sets the \p romPath.
+    /// @param romPath The rom path.
+    void SetRomPath(const TCHAR* romPath)
+    {
+        _romPath = romPath;
+    }
+
+    /// @brief Sets the \p savePath to use.
+    /// @param savePath The save path to use.
+    void SetSavePath(const TCHAR* savePath)
+    {
+        _savePath = savePath;
+    }
+
+    /// @brief Sets the argv arguments to pass to the rom.
+    /// @param arguments The argv arguments.
+    /// @param argumentsLength The length of the argv arguments.
+    void SetArguments(const char* arguments, u32 argumentsLength)
+    {
+        _arguments = arguments;
+        _argumentsLength = argumentsLength;
+    }
+
+    /// @brief Loads the rom according to the specified \p bootMode.
+    /// @param bootMode The boot mode.
+    void Load(BootMode bootMode);
+
+private:
+    FIL _romFile;
+    const TCHAR* _romPath;
+    const TCHAR* _savePath;
+    u32 _argumentsLength = 0;
+    const char* _arguments = nullptr;
+    nds_header_twl_t _romHeader;
+    DsiWareSaveResult _dsiwareSaveResult;
+
+    bool IsCloneBootRom(u32 romOffset);
+    void ApplyArm7Patches();
+    void SetupSharedMemory(u32 cardId, u32 agbMem, u32 resetParam, u32 romOffset, u32 bootType);
+    void LoadFirmwareUserSettings();
+    bool ShouldAttemptDldiPatch();
+    void ClearMainMemory();
+    void CreateRomClusterTable();
+    bool TryLoadRomHeader(u32 romOffset);
+    void HandleCardSave();
+    void HandleAntiPiracy();
+    void RemapWram();
+    bool TryLoadArm9();
+    bool TryLoadArm9i();
+    bool TryDecryptArm9i();
+    bool TryDecryptArm7i();
+    bool TryLoadArm7();
+    bool TryLoadArm7i();
+    void HandleDldiPatching();
+    void StartRom(BootMode bootMode);
+    void SetupTwlConfig();
+    void SetDeviceListEntry(dsi_devicelist_entry_t& deviceListEntry,
+        char driveLetter, const char* deviceName, const char* path, u8 flags, u8 accessRights);
+    void SetupDsiDeviceList();
+    void InsertArgv();
+    bool TrySetupDsiWareSave();
+    bool TryDecryptSecureArea();
+};