Implement shared font relocation

include/PICA/dynapica/pica_recs.hpp

@@ -2,7 +2,7 @@
 #include "helpers.hpp"
 #include "vertex_loader_rec.hpp"
 
-// Common file for our PICA JITs (From vertex config -> CPU assembly and from PICA shader -> CPU assembly)
+// Common file for our PICA JITs (From PICA shader -> CPU assembly)
 
 namespace Dynapica {
 #ifdef PANDA3DS_DYNAPICA_SUPPORTED

include/memory.hpp

@@ -298,5 +298,5 @@ private:
 
 	bool allocateMainThreadStack(u32 size);
 	Regions getConsoleRegion();
-	void copySharedFont(u8* ptr);
+	void copySharedFont(u8* ptr, u32 vaddr);
 };

include/services/fonts.hpp

@@ -0,0 +1,84 @@
+// Copyright 2016 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+// Adapted from https://github.com/PabloMK7/citra/blob/master/src/core/hle/service/apt/bcfnt/bcfnt.h
+
+#pragma once
+
+#include <memory>
+
+#include "helpers.hpp"
+#include "swap.hpp"
+
+namespace HLE::Fonts {
+	struct CFNT {
+		u8 magic[4];
+		u16_le endianness;
+		u16_le headerSize;
+		u32_le version;
+		u32_le fileSize;
+		u32_le numBlocks;
+	};
+
+	struct SectionHeader {
+		u8 magic[4];
+		u32_le sectionSize;
+	};
+
+	struct FINF {
+		u8 magic[4];
+		u32_le sectionSize;
+		u8 fontType;
+		u8 lineFeed;
+		u16_le alterCharIndex;
+		u8 default_width[3];
+		u8 encoding;
+		u32_le tglpOffset;
+		u32_le cwdhOffset;
+		u32_le cmapOffset;
+		u8 height;
+		u8 width;
+		u8 ascent;
+		u8 reserved;
+	};
+
+	struct TGLP {
+		u8 magic[4];
+		u32_le sectionSize;
+		u8 cellWidth;
+		u8 cellHeight;
+		u8 baselinePosition;
+		u8 maxCharacterWidth;
+		u32_le sheetSize;
+		u16_le numSheets;
+		u16_le sheetImageFormat;
+		u16_le numColumns;
+		u16_le numRows;
+		u16_le sheetWidth;
+		u16_le sheetHeight;
+		u32_le sheetDataOffset;
+	};
+
+	struct CMAP {
+		u8 magic[4];
+		u32_le sectionSize;
+		u16_le codeBegin;
+		u16_le codeEnd;
+		u16_le mappingMethod;
+		u16_le reserved;
+		u32_le nextCmapOffset;
+	};
+
+	struct CWDH {
+		u8 magic[4];
+		u32_le sectionSize;
+		u16_le startIndex;
+		u16_le endIndex;
+		u32_le nextCwdhOffset;
+	};
+
+	// Relocates the internal addresses of the BCFNT Shared Font to the new base. The current base will
+	// be auto-detected based on the file headers.
+	void relocateSharedFont(u8* sharedFont, u32 newAddress);
+}  // namespace HLE::Fonts