Esempi in C++ (Cpp) per DRIVER_FEATURES

Esempio n. 1

File: QPCSC.cpp Progetto: open-eid/qt-common

QHash<DRIVER_FEATURES,quint32> QPCSCReader::Private::features()
{
	if(!featuresList.isEmpty())
		return featuresList;
	DWORD size = 0;
	BYTE feature[256];
	LONG rv = SC(Control, card, DWORD(CM_IOCTL_GET_FEATURE_REQUEST), nullptr, 0u, feature, DWORD(sizeof(feature)), &size);
	if(rv != SCARD_S_SUCCESS)
		return featuresList;
	for(unsigned char *p = feature; DWORD(p-feature) < size; )
	{
		unsigned int tag = *p++, len = *p++, value = 0;
		for(unsigned int i = 0; i < len; ++i)
			value |= *p++ << 8 * i;
		featuresList[DRIVER_FEATURES(tag)] = qFromBigEndian<quint32>(value);
	}
	return featuresList;
}

Esempio n. 2

File: QPCSC.cpp Progetto: Krabi/idkaart_public

QPCSCReader::QPCSCReader( const QString &reader, QPCSC *parent )
	: QObject( parent )
	, d( new QPCSCReaderPrivate( parent->d ) )
{
	d->reader = reader.toUtf8();
	d->state.szReader = d->reader.constData();
	if( !d->updateState() )
		return;

	/* Use DIRECT mode only if there is no card in the reader */
	if( !isPresent() )
	{
#ifndef Q_OS_WIN /* Apple 10.5.7 and pcsc-lite previous to v1.5.5 do not support 0 as protocol identifier */
		DWORD proto = SCARD_PROTOCOL_T0|SCARD_PROTOCOL_T1;
#else
		DWORD proto = 0;
#endif
		LONG rv = SCardConnect( d->d->context, d->state.szReader, SCARD_SHARE_DIRECT, proto, &d->card, &d->proto );
		// Assume that there is a card in the reader in shared mode if direct communcation failed
		if( rv == LONG(SCARD_E_SHARING_VIOLATION) && !connect() )
			return;
	}
	else if( !connect() )
		return;

	d->friendlyName = d->attrib( SCARD_ATTR_DEVICE_FRIENDLY_NAME_A );
#if 0
	qDebug() << "SCARD_ATTR_DEVICE_FRIENDLY_NAME:" << d->attrib( SCARD_ATTR_DEVICE_FRIENDLY_NAME_A );
	qDebug() << "SCARD_ATTR_DEVICE_SYSTEM_NAME:" << d->attrib( SCARD_ATTR_DEVICE_SYSTEM_NAME_A );
	qDebug() << "SCARD_ATTR_DEVICE_UNIT:" << d->attrib( SCARD_ATTR_DEVICE_UNIT );
	qDebug() << "SCARD_ATTR_VENDOR_IFD_SERIAL_NO:" << d->attrib( SCARD_ATTR_VENDOR_IFD_SERIAL_NO );
	qDebug() << "SCARD_ATTR_VENDOR_IFD_TYPE:" << d->attrib( SCARD_ATTR_VENDOR_IFD_TYPE );
	qDebug() << "SCARD_ATTR_VENDOR_IFD_VERSION:" << d->attrib( SCARD_ATTR_VENDOR_IFD_VERSION );
	qDebug() << "SCARD_ATTR_VENDOR_NAME:" << d->attrib( SCARD_ATTR_VENDOR_NAME );
#endif

	DWORD size = 0;
	BYTE feature[256];
	LONG rv = SCardControl( d->card, CM_IOCTL_GET_FEATURE_REQUEST, 0, 0, feature, sizeof(feature), &size );
	if( rv == SCARD_S_SUCCESS && (size % sizeof(PCSC_TLV_STRUCTURE)) == 0 )
	{
		size /= sizeof(PCSC_TLV_STRUCTURE);
		PCSC_TLV_STRUCTURE *pcsc_tlv = (PCSC_TLV_STRUCTURE *)feature;
		for( DWORD i = 0; i < size; i++ )
			d->ioctl[DRIVER_FEATURES(pcsc_tlv[i].tag)] = ntohl( pcsc_tlv[i].value );
	}

	if( DWORD ioctl = d->ioctl.value(FEATURE_GET_TLV_PROPERTIES) )
	{
		DWORD size = 0;
		BYTE recv[256];
		rv = SCardControl( d->card, ioctl, 0, 0, recv, sizeof(recv), &size );
		unsigned char *p = recv;
		while( DWORD(p-recv) < size )
		{
			int tag = *p++, len = *p++, value = -1;
			switch( len )
			{
			case 1: value = *p; break;
			case 2: value = *p + (*(p+1)<<8); break;
			case 4: value = *p + (*(p+1)<<8) + (*(p+2)<<16) + (*(p+3)<<24); break;
			default: break;
			}
			p += len;
			d->properties[Properties(tag)] = value;
		}
	}

	if( DWORD ioctl = d->ioctl.value(FEATURE_IFD_PIN_PROPERTIES) )
	{
		DWORD size = 0;
		BYTE recv[256];
		DWORD rv = SCardControl( d->card, ioctl, 0, 0, recv, sizeof(recv), &size );
		if( rv == SCARD_S_SUCCESS )
		{
			PIN_PROPERTIES_STRUCTURE *caps = (PIN_PROPERTIES_STRUCTURE *)recv;
			d->display = caps->wLcdLayout > 0;
		}
	}

	disconnect();
}