c++与c#类型对照

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//c++:HANDLE(void   *)          ----   c#:System.IntPtr
//c++:Byte(unsigned   char)     ----    c#:System.Byte
//c++:SHORT(short)              ----    c#:System.Int16
//c++:WORD(unsigned   short)    ----    c#:System.UInt16
//c++:INT(int)                 ----    c#:System.Int16
//c++:INT(int)                  ----    c#:System.Int32
//c++:UINT(unsigned   int)      ----    c#:System.UInt16
//c++:UINT(unsigned   int)      ----    c#:System.UInt32
//c++:LONG(long)                ----    c#:System.Int32
//c++:ULONG(unsigned   long)    ----    c#:System.UInt32
//c++:DWORD(unsigned   long)    ----    c#:System.UInt32
//c++:DECIMAL                   ----    c#:System.Decimal
//c++:BOOL(long)                ----    c#:System.Boolean
//c++:CHAR(char)                ----    c#:System.Char
//c++:LPSTR(char   *)           ----    c#:System.String
//c++:LPWSTR(wchar_t   *)       ----    c#:System.String
//c++:LPCSTR(const   char   *)  ----    c#:System.String
//c++:LPCWSTR(const   wchar_t   *)      ----    c#:System.String
//c++:PCAHR(char   *)   ----    c#:System.String
//c++:BSTR              ----    c#:System.String
//c++:FLOAT(float)      ----    c#:System.Single
//c++:DOUBLE(double)    ----    c#:System.Double
//c++:VARIANT           ----    c#:System.Object
//c++:PBYTE(byte   *)   ----    c#:System.Byte[]
//c++:BSTR      ----    c#:StringBuilder
//c++:LPCTSTR   ----    c#:StringBuilder
//c++:LPCTSTR   ----    c#:string
//c++:LPTSTR    ----    c#:[MarshalAs(UnmanagedType.LPTStr)] string
//c++:LPTSTR 输出变量名    ----    c#:StringBuilder 输出变量名
//c++:LPCWSTR   ----    c#:IntPtr
//c++:BOOL      ----    c#:bool
//c++:HMODULE   ----    c#:IntPtr
//c++:HINSTANCE ----    c#:IntPtr
//c++:结构体    ----    c#:public struct 结构体{};
//c++:结构体 **变量名   ----    c#:out 变量名
//C#中提前申明一个结构体实例化后的变量名
//c++:结构体 &变量名    ----    c#:ref 结构体变量名
//c++:WORD      ----    c#:ushort
//c++:DWORD     ----    c#:uint
//c++:DWORD     ----    c#:int
//c++:UCHAR     ----    c#:int
//c++:UCHAR     ----    c#:byte
//c++:UCHAR*    ----    c#:string
//c++:UCHAR*    ----    c#:IntPtr
//c++:GUID      ----    c#:Guid
//c++:Handle    ----    c#:IntPtr
//c++:HWND      ----    c#:IntPtr
//c++:DWORD     ----    c#:int
//c++:COLORREF  ----    c#:uint
//c++:unsigned char     ----    c#:byte
//c++:unsigned char *   ----    c#:ref byte
//c++:unsigned char *   ----    c#:[MarshalAs(UnmanagedType.LPArray)] byte[]
//c++:unsigned char *   ----    c#:[MarshalAs(UnmanagedType.LPArray)] Intptr
//c++:unsigned char &   ----    c#:ref byte
//c++:unsigned char 变量名      ----    c#:byte 变量名
//c++:unsigned short 变量名     ----    c#:ushort 变量名
//c++:unsigned int 变量名       ----    c#:uint 变量名
//c++:unsigned long 变量名      ----    c#:ulong 变量名
//c++:char 变量名       ----    c#:byte 变量名
//C++中一个字符用一个字节表示,C#中一个字符用两个字节表示
//c++:char 数组名[数组大小]     ----    c#:MarshalAs(UnmanagedType.ByValTStr, SizeConst = 数组大小)]
public string 数组名; ushort
//c++:char *            ----    c#:string

//传入参数
//c++:char *            ----    c#:StringBuilder
//传出参数
//c++:char *变量名      ----    c#:ref string 变量名

//c++:char *输入变量名  ----    c#:string 输入变量名
//c++:char *输出变量名  ----    c#:[MarshalAs(UnmanagedType.LPStr)] StringBuilder 输出变量名
//c++:char **           ----    c#:string
//c++:char **变量名     ----    c#:ref string 变量名
//c++:const char *      ----    c#:string
//c++:char[]            ----    c#:string
//c++:char 变量名[数组大小]     ----    c#:[MarshalAs(UnmanagedType.ByValTStr,SizeConst=数组大小)] public string 变量名;

//c++:struct 结构体名 *变量名 ---- c#:ref 结构体名变量名

//c++:委托变量名   ----    c#:委托变量名
//c++:int       ----    c#:int
//c++:int       ----    c#:ref int
//c++:int &     ----    c#:ref int
//c++:int *     ----    c#:ref int
//C#中调用前需定义int 变量名 = 0;
//c++:*int      ----    c#:IntPtr
//c++:int32 PIPTR *     ----    c#:int32[]
//c++:float PIPTR *     ----    c#:float[]
//c++:double** 数组名          ----    c#:ref double 数组名
//c++:double*[] 数组名          ----    c#:ref double 数组名
//c++:long          ----    c#:int
//c++:ulong         ----    c#:int
//c++:UINT8 *       ----    c#:ref byte
//C#中调用前需定义byte 变量名 = new byte();
//c++:handle    ----    c#:IntPtr
//c++:hwnd      ----    c#:IntPtr
//c++:void *    ----    c#:IntPtr
//c++:void * user_obj_param    ----    c#:IntPtr user_obj_param
//c++:void * 对象名称    ----    c#:([MarshalAs(UnmanagedType.AsAny)]Object 对象名称
//c++:char, INT8, SBYTE, CHAR                               ----    c#:System.SByte
//c++:short, short int, INT16, SHORT                        ----   c#:System.Int16
//c++:int, long, long int, INT32, LONG32, BOOL , INT        ----    c#:System.Int32
//c++:__int64, INT64, LONGLONG                              ----    c#:System.Int64
//c++:unsigned char, UINT8, UCHAR , BYTE                    ----   c#:System.Byte
//c++:unsigned short, UINT16, USHORT, WORD, ATOM, WCHAR , __wchar_t             ----    c#:System.UInt16

//c++:unsigned, unsigned int, UINT32, ULONG32, DWORD32, ULONG, DWORD, UINT ---- c#:System.UInt32

//c++:unsigned __int64, UINT64, DWORDLONG, ULONGLONG ---- c#:System.UInt64

//c++:float, FLOAT ---- c#:System.Single

//c++:double, long double, DOUBLE ---- c#:System.Double

//Win32 Types        ----  CLR Type
//Struct需要在C#里重新定义一个Struct
//CallBack回调函数需要封装在一个委托里，delegate static extern int FunCallBack(string str);
//unsigned char** ppImage替换成IntPtr ppImage
//int& nWidth替换成ref int nWidth
//int*, int&, 则都可用 ref int 对应
//双针指类型参数，可以用 ref IntPtr
//函数指针使用c++: typedef double (*fun_type1)(double); 对应 c#:public delegate double fun_type1(double);
//char* 的操作c++: char*; 对应 c#:StringBuilder;
//c#中使用指针:在需要使用指针的地方加 unsafe

//unsigned char对应public byte

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