isle/LEGO1/mxdsbuffer.h

#ifndef MXDSBUFFER_H
#define MXDSBUFFER_H

#include "decomp.h"
#include "mxcore.h"

class MxStreamController;
class MxDSAction;
class MxDSStreamingAction;
class MxStreamChunk;
class MxDSChunk;

enum MxDSBufferType {
	MxDSBufferType_Chunk = 0,
	MxDSBufferType_Allocate = 1,
	MxDSBufferType_Preallocated = 2,
	MxDSBufferType_Unknown = 3,
};

// VTABLE: LEGO1 0x100dcca0
// SIZE 0x34
class MxDSBuffer : public MxCore {
public:
	MxDSBuffer();
	virtual ~MxDSBuffer() override;

	// FUNCTION: LEGO1 0x100c6500
	inline virtual const char* ClassName() const override // vtable+0x0c
	{
		// STRING: LEGO1 0x101025b8
		return "MxDSBuffer";
	}

	MxResult AllocateBuffer(MxU32 p_bufferSize, MxDSBufferType p_mode);
	MxResult SetBufferPointer(MxU32* p_buffer, MxU32 p_size);
	MxResult FUN_100c67b0(
		MxStreamController* p_controller,
		MxDSAction* p_action,
		MxDSStreamingAction** p_streamingAction
	);
	MxResult CreateObject(
		MxStreamController* p_controller,
		MxU32* p_data,
		MxDSAction* p_action,
		MxDSStreamingAction** p_streamingAction
	);
	MxResult StartPresenterFromAction(MxStreamController* p_controller, MxDSAction* p_action1, MxDSAction* p_action2);
	MxResult ParseChunk(
		MxStreamController* p_controller,
		MxU32* p_data,
		MxDSAction* p_action,
		MxDSStreamingAction** p_streamingAction,
		MxStreamChunk* p_header
	);
	static MxCore* ReadChunk(MxDSBuffer* p_buffer, MxU32* p_chunkData, MxU16 p_flags);
	MxU8* SkipToData();
	MxU8 ReleaseRef(MxDSChunk*);
	void AddRef(MxDSChunk* p_chunk);
	MxResult CalcBytesRemaining(MxU8* p_data);
	void FUN_100c6f80(MxU32 p_writeOffset);

	inline MxU8* GetBuffer() { return m_pBuffer; }
	inline MxU32 GetWriteOffset() { return m_writeOffset; }
	inline MxU32 GetBytesRemaining() { return m_bytesRemaining; }
	inline MxU16 GetRefCount() { return m_refcount; }
	inline MxDSBufferType GetMode() { return m_mode; }
	inline void SetUnknown14(undefined4 p_unk0x14) { m_unk0x14 = p_unk0x14; }
	inline void SetUnknown1c(undefined4 p_unk0x1c) { m_unk0x1c = p_unk0x1c; }
	inline void SetUnk30(MxDSStreamingAction* p_unk0x30) { m_unk0x30 = p_unk0x30; }

private:
	MxU8* m_pBuffer;                // 0x08
	MxU8* m_pIntoBuffer;            // 0x0c
	MxU8* m_pIntoBuffer2;           // 0x10
	undefined4 m_unk0x14;           // 0x14
	undefined4 m_unk0x18;           // 0x18
	undefined4 m_unk0x1c;           // 0x1c
	MxU16 m_refcount;               // 0x20
	MxDSBufferType m_mode;          // 0x24
	MxU32 m_writeOffset;            // 0x28
	MxU32 m_bytesRemaining;         // 0x2c
	MxDSStreamingAction* m_unk0x30; // 0x30
};

#endif // MXDSBUFFER_H