creditverification.h

Visual_C++[1].NET_Bible1 Visual_C++宝典书中的全部源码

// CreditVerification.h
#pragma once

#ifdef _DLL
#define DLLSPEC __declspec (dllexport)
#else
#define DLLSPEC __declspec (dllimport)
#endif

struct ICreditVerification
{
	virtual void SetCardType(char* s) = 0;
	virtual bool VerifyCardNumber(long n) = 0;
};

DLLSPEC ICreditVerification* GetCreditVerificationObject();