having fun with fatfs (#1189)

* patch TSC coords in DSi mode
* DSiware importer and shit

src/DSi_NAND.h

@@ -0,0 +1,55 @@
+/*
+    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 DSI_NAND_H
+#define DSI_NAND_H
+
+#include "types.h"
+#include <vector>
+#include <string>
+
+namespace DSi_NAND
+{
+
+enum
+{
+    TitleData_PublicSav,
+    TitleData_PrivateSav,
+    TitleData_BannerSav,
+};
+
+bool Init(FILE* nand, u8* es_keyY);
+void DeInit();
+
+void GetIDs(u8* emmc_cid, u64& consoleid);
+
+void PatchTSC();
+
+void ListTitles(u32 category, std::vector<u32>& titlelist);
+bool TitleExists(u32 category, u32 titleid);
+void GetTitleInfo(u32 category, u32 titleid, u32& version, u8* header, u8* banner);
+bool ImportTitle(const char* appfile, u8* tmd, bool readonly);
+void DeleteTitle(u32 category, u32 titleid);
+
+u32 GetTitleDataMask(u32 category, u32 titleid);
+bool ImportTitleData(u32 category, u32 titleid, int type, const char* file);
+bool ExportTitleData(u32 category, u32 titleid, int type, const char* file);
+
+}
+
+#endif // DSI_NAND_H