UnManaged and Managed (CLR) Data Type equivalants

Unmanaged Windows API types	Unmanaged C language types	CLR type
HANDLE	void*	IntPtr
BYTE	unsigned char	Byte
SHORT	short	Int16
WORD	unsigned short	UInt16
INT, LONG	int, long	Int32
BOOL	int, long	Int32 or Boolean
UINT	unsigned int	UInt32
DWORD, ULONG	unsigned long	UInt32
CHAR	char	Char
LPSTR, LPCSTR, LPWSTR, LPCWSTR	char*, wchar_t*	String or StringBuilder
FLOAT	float	Single
DOUBLE	double	Double