C++ / C# 数据类型对照

C++ 输入输出    C#  ================================== char chr[255]   O    StringBuilder KCA_DIR            I    int LPCSTR             I    string int                        I    int LPSTR              O    StringBuilder int*                      O    out int DWORD              I    int DWORD*          O    out int BOOL                 I    bool Rc_DBMgr          I    IntPtr long*                  O    out long

API与C#的数据类型对应关系表
API数据类型	类型描述	C#类型	API数据类型	类型描述	C#类型
WORD	16位无符号整数	ushort	CHAR	字符	char
LONG	32位无符号整数	int	DWORDLONG	64位长整数	long
DWORD	32位无符号整数	uint	HDC	设备描述表句柄	int
HANDLE	句柄,32位整数	int	HGDIOBJ	GDI对象句柄	int
UINT	32位无符号整数	uint	HINSTANCE	实例句柄	int
BOOL	32位布尔型整数	bool	HWM	窗口句柄	int
LPSTR	指向字符的32位指针	string	HPARAM	32位消息参数	int
LPCSTR	指向常字符的32位指针	String	LPARAM	32位消息参数	int
BYTE	字节	byte	WPARAM	32位消息参数	int

Wtypes.h 中的非托管类型	非托管 C 语言类型	托管类名	说明
HANDLE	void*	System.IntPtr	32 位
BYTE	unsigned char	System.Byte	8 位
SHORT	short	System.Int16	16 位
WORD	unsigned short	System.UInt16	16 位
INT	int	System.Int32	32 位
UINT	unsigned int	System.UInt32	32 位
LONG	long	System.Int32	32 位
BOOL	long	System.Int32	32 位
DWORD	unsigned long	System.UInt32	32 位
ULONG	unsigned long	System.UInt32	32 位
CHAR	char	System.Char	用 ANSI 修饰。
LPSTR	char*	System.String 或System.StringBuilder	用 ANSI 修饰。
LPCSTR	Const char*	System.String 或System.StringBuilder	用 ANSI 修饰。
LPWSTR	wchar_t*	System.String 或System.StringBuilder	用 Unicode 修饰。
LPCWSTR	Const wchar_t*	System.String 或System.StringBuilder	用 Unicode 修饰。
FLOAT	Float	System.Single	32 位
DOUBLE	Double	System.Double	64 位

STDINT.H

typedef signed char int8_t;
typedef signed short int int16_t;
typedef signed int int32_t;
typedef signed __INT64 int64_t;

/* exact-width unsigned integer types */
typedef unsigned char uint8_t;
typedef unsigned short int uint16_t;
typedef unsigned int uint32_t;
typedef unsigned __INT64 uint64_t;

/* 7.18.1.2 / / smallest type of at least n bits
/ / minimum-width signed integer types */
typedef signed char int_least8_t;
typedef signed short int int_least16_t;
typedef signed int int_least32_t;
typedef signed __INT64 int_least64_t;

/* minimum-width unsigned integer types */
typedef unsigned char uint_least8_t;
typedef unsigned short int uint_least16_t;
typedef unsigned int uint_least32_t;
typedef unsigned __INT64 uint_least64_t;

/* 7.18.1.3 / / fastest minimum-width signed integer types */
typedef signed int int_fast8_t;
typedef signed int int_fast16_t;
typedef signed int int_fast32_t;
typedef signed __INT64 int_fast64_t;

/* fastest minimum-width unsigned integer types */
typedef unsigned int uint_fast8_t;
typedef unsigned int uint_fast16_t;
typedef unsigned int uint_fast32_t;
typedef unsigned __INT64 uint_fast64_t;

typedef signed __INT64 intptr_t;
typedef unsigned __INT64 uintptr_t;

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