Initial commit

arm9/source/patches/arm7/OsGetInitArenaLoPatch.h

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+#pragma once
+#include "../Patch.h"
+
+/// @brief Arm7 patch to get and update the arena low addresses for wram and main memory.
+class OsGetInitArenaLoPatch : public Patch
+{
+public:
+    bool FindPatchTarget(PatchContext& patchContext) override;
+    void ApplyPatch(PatchContext& patchContext) override;
+
+    void* GetArm7PrivateWramArenaLo() const { return _wramBssEnd; }
+    void SetArm7PrivateWramArenaLo(void* wramBssEnd) { _wramBssEnd = wramBssEnd; }
+    void* GetMainMemoryArenaLo() const { return _mainMemoryArenaLo; }
+    void SetMainMemoryArenaLo(void* mainMemoryArenaLo) { _mainMemoryArenaLo = mainMemoryArenaLo; }
+
+private:
+    u32* _osGetInitArenaLo = nullptr;
+    u32 _wramBssOffset = 0;
+    void* _wramBssEnd = nullptr;
+    void* _mainMemoryArenaLo = nullptr;
+};