private BiometricsInformationRecord ToBiometricsInformationRecordFromString(string value)
{
BiometricsInformationRecord Result = null;
if ((!string.IsNullOrEmpty(value)) && (value.Length >= 45))
{
byte[] array = InteropCommon.ToByteArrayFromString(value, _binaryConversion);
int BDBLength = BitConverter.ToInt32(array, 0) - 45;
Version headerVersion = new Version((int)array[4], 0);
BirDataTypes bdt = (BirDataTypes)InteropEnum <BirDataTypes> .ToEnumFromInteger((int)array[5]);
int formatIDOwner = BitConverter.ToUInt16(array, 7);
int formatIDType = BitConverter.ToUInt16(array, 9);
BirPurpose BIRPurpose = (BirPurpose)InteropEnum <BirPurpose> .ToEnumFromInteger((int)array[11]);
int biometricTypeInteger = BitConverter.ToInt32(array, 12);
SensorType biometricType = (SensorType)InteropEnum <SensorType> .ToEnumFromInteger(biometricTypeInteger);
byte[] bdb = null;
if (BDBLength > 0)
{
bdb = new byte[BDBLength];
Array.Copy(array, 45, bdb, 0, BDBLength);
}
Result = new BiometricsInformationRecord(headerVersion, bdt, formatIDOwner, formatIDType, BIRPurpose, biometricType, bdb);
}
return(Result);
}
public override byte[] Read(int handle, int offset, int count)
{
var result = "";
VerifyResult(_cco.Read(handle, out result, offset, count));
return(InteropCommon.ToByteArrayFromString(result, _binaryConversion));
}
public override byte[] RetrieveDeviceAuthenticationData()
{
string Result = "";
VerifyResult(_cco.RetrieveDeviceAuthenticationData(ref Result));
return(InteropCommon.ToByteArrayFromString(Result, _binaryConversion));
}
public override byte[] ReadData(SmartCardReadAction action, byte[] data)
{
int iCount = 0;
string sData = InteropCommon.ToStringFromByteArray(data, _binaryConversion);
VerifyResult(_cco.ReadData((int)action, ref iCount, ref sData));
return(InteropCommon.ToByteArrayFromString(sData, _binaryConversion));
}
public override BiometricsVerifyResult VerifyMatch(int maximumFalseAcceptRateRequested, int maximumFalseRejectRateRequested, bool falseAcceptRatePrecedence, BiometricsInformationRecord sampleBir, BiometricsInformationRecord referenceBir, bool adaptBir)
{
string AdaptedBIRString = adaptBir ? "" : null;
int[] CandidateRanking = new int[1] {
0
};
bool Result = false;
int FARArchived = 0;
int FRRArchived = 0;
string Payload = "";
VerifyResult(_cco.VerifyMatch(maximumFalseAcceptRateRequested, maximumFalseRejectRateRequested, falseAcceptRatePrecedence, InteropCommon.ToStringFromByteArray(ToByteArrayFromBiometricsInformationRecord(sampleBir), _binaryConversion), InteropCommon.ToStringFromByteArray(ToByteArrayFromBiometricsInformationRecord(referenceBir), _binaryConversion), AdaptedBIRString, Result, FARArchived, FRRArchived, Payload));
BiometricsInformationRecord AdaptedBIR = null;
if (adaptBir && !string.IsNullOrEmpty(AdaptedBIRString))
{
AdaptedBIR = ToBiometricsInformationRecordFromString(AdaptedBIRString);
}
return(new BiometricsVerifyResult(Result, FARArchived, FRRArchived, AdaptedBIR, InteropCommon.ToByteArrayFromString(Payload, _binaryConversion)));
}