SmartCardConnection.h

Go to the documentation of this file.

// SCardConnection.h: interface for the CSmartCardConnection class.
//

#pragma warning( disable : 4290)

#if !defined(AFX_SCARDCONNECTION_H__E82E75E1_713F_4831_B8A1_ED8BDD7F5F32__INCLUDED_)
#define AFX_SCARDCONNECTION_H__E82E75E1_713F_4831_B8A1_ED8BDD7F5F32__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "USCAPI.h"
#include <winscard.h>

#define MAX_READER_NAME  256

#define ENCODE_SW1SW2(sw1, sw2) (sw1*256 + sw2)
#define SW1(val) (HIBYTE(val))
#define SW2(val) (LOBYTE(val))

#define PCSC_OK(val) (HIWORD(val) == 0xFFFF)
#define APDU_OK(val) (((SW1(val) == 0x90) || (SW1(val) == 0x91) || (SW1(val) == 0x9F) || (SW1(val) == 0x61)))

namespace USCAPI
{

class USCAPI_API CCommandAPDU
{
public:
        BYTE  cla;              
        BYTE  ins;              
        BYTE  p1;               
        BYTE  p2;               

        union
        {
                BYTE  lc;               
                BYTE  p3;           
        };


        BYTE pbtData[1000];
        BYTE  le;               

        CCommandAPDU();
        CCommandAPDU(BYTE _cla, BYTE _ins, BYTE _p1, BYTE _p2, BYTE _p3_le);
        CCommandAPDU(BYTE _cla, BYTE _ins, BYTE _p1, BYTE _p2, BYTE _p3_lc, BYTE* _pbtData);    
        CCommandAPDU(BYTE _cla, BYTE _ins, BYTE _p1, BYTE _p2, BYTE _lc, BYTE* _pbtData, BYTE _le);
        CCommandAPDU(BYTE* _pbtData, BYTE len);

        long getAPDU(BYTE* pbtAPDU, int* pLen) const;

        void setData(BYTE* pbtData, int len);
};

class USCAPI_API CResponseAPDU
{
public:
        BYTE sw1;               
        BYTE sw2;               
        BYTE pbData[256];       
        BYTE dataLen;           
        
        CResponseAPDU(BYTE sw1, BYTE sw2, BYTE* data, BYTE datalen);
        CResponseAPDU(){};

        BOOL success();

        short SW1SW2();
};

typedef struct USCAPI_API ATR
{
        ATR()
        {
                nLen = 40;
        }

        BYTE btATR[40];
        unsigned long nLen;
}; //_ATR;

class USCAPI_API CSmartCardConnection  
{
        friend class CSmartCardManager;

public:         

        virtual ~CSmartCardConnection();

        long beginTransaction();
        
        long endTransaction();

        LPCSTR getReaderName();
        
        long send(IN const CCommandAPDU& apdu, CResponseAPDU* pResponse);
        long send(IN const BYTE* pbtApdu, int nApduLen, CResponseAPDU* pResponse);

        const ATR& getATR() const;

        DWORD getProtocol();

        bool isSmartCardPresent();

protected:

        static CSmartCardConnection* openConnection(SCARDCONTEXT hContext, LPCSTR lpszReaderName, DWORD dwSharedMode, DWORD dwProtocol);        
        static long closeConnection(IN CSmartCardConnection* connection, bool bReset = false);  

private:
        CSmartCardConnection(SCARDCONTEXT hContext, SCARDHANDLE hCard, LPCSTR lpszReaderName, DWORD dwSharedMode, DWORD dwProtocol, ATR& atr);

        char                    m_szReaderName[MAX_READER_NAME];
        SCARDHANDLE             m_hCard;
        SCARDCONTEXT    m_hContext;
        DWORD                   m_dwProtocol;
        DWORD                   m_dwSharedMode;
        ATR                             m_atr;

        CSmartCardManager* m_pscMan;   
};

}
#endif // !defined(AFX_SCARDCONNECTION_H__E82E75E1_713F_4831_B8A1_ED8BDD7F5F32__INCLUDED_)

---