/// <summary>
/// Builds DGI to be used with STORE DATA command for given FCI .
/// </summary>
/// <param name="fciModel"></param>
/// <returns></returns>
public string BuildDgi(FciModel fciModel)
{
var fields = new List <TagModel>();
if (fciModel.Tags != null)
{
fields.AddRange(fciModel.Tags);
}
var tagModel = new TagModel {
Tag = "A5", Fields = fields
};
var command = BuildDgi(tagModel);
return($"{fciModel.Dgi}{TlvDataHelper.ToBerEncodedL((uint)command.Length / 2).ToHexa('\0')}{command}");
}
/// <summary>
/// Builds UDR to be used with STORE DATA command for given FCI .
/// </summary>
/// <param name="fciModel"></param>
/// <returns></returns>
public string BuildDgi(FciModel fciModel)
{
var fields = new List <TagModel>();
if (fciModel.Tags != null)
{
fields.AddRange(fciModel.Tags);
}
var tagModel = new TagModel {
Tag = "A5", Fields = fields
};
var command = BuildDgi(tagModel);
return(String.Format("{0}{1}{2}", fciModel.Dgi, TlvDataHelper.ToBerEncodedL((uint)command.Length / 2).ToHexa('\0'), command));
}
/// <summary>
/// Builds UDR to be used with PUT DATA command for given record .
/// </summary>
/// <param name="recordModel"></param>
/// <returns></returns>
public string BuildDgi(RecordModel recordModel)
{
var fields = new List <TagModel>();
if (recordModel.Fields != null)
{
fields.AddRange(recordModel.Fields.Select(t => new TagModel {
Tag = t
}));
}
var tagModel = new TagModel {
Tag = "70", Fields = fields
};
var command = BuildDgi(tagModel);
return(String.Format("{0:X2}{1:X2}{2}{3}", recordModel.Sfi, recordModel.Index, TlvDataHelper.ToBerEncodedL((uint)command.Length / 2).ToHexa('\0'), command));
}
private TlvData GetAipTlv(TagModel tagModel)
{
var aipStrings = data.UnmanagedAttributes[tagModel.Tag]
.ToObject <string[]>();
var aip = new ApplicationInterchangeProfile();
foreach (var aipString in aipStrings)
{
switch (aipString)
{
case "sda":
aip.Sda = true;
break;
case "dda":
aip.Dda = true;
break;
case "cda":
aip.Cda = true;
break;
case "cardholder-verification":
aip.CardholderVerification = true;
break;
case "terminal-risk-management":
aip.TerminalRiskManagement = true;
break;
case "issuer-authentication":
aip.IssuerAuthentication = true;
break;
}
}
return(aip.Tlv);
}
/// <summary>
/// Builds DGI to be used with STORE DATA command for given tag.
/// </summary>
/// <param name="tagModel"></param>
/// <returns></returns>
private string BuildDgi(TagModel tagModel)
{
return(BuildTlv(tagModel)
.ToByteArray()
.ToHexa('\0'));
}
public TlvData BuildTlv(TagModel tagModel)
{
var tlv = new TlvData {
Tag = Convert.ToUInt32(tagModel.Tag, 16)
};
if (tagModel.Fields == null)
{
switch (tagModel.Tag)
{
case "57": // Track 2 Equivalent Data
tlv.Value = data.UnmanagedAttributes[tagModel.Tag]
.ToObject <Track2EquivalentDataModel>()
.Track2EqDataFormat
.FromHexa();
break;
case "5F2D": // Language Preference
tlv.Value = data.UnmanagedAttributes[tagModel.Tag]
.ToObject <string[]>()
.Aggregate(String.Empty, (c, l) => c + l)
.FromString();
break;
case "82": // Application Interchange Profile
tlv.Value = GetAipTlv(tagModel).Value;
break;
case "8F":
tlv.Value = issuerContext.CaPublicKeyIndex.FromHexa();
break;
case "90": // Issuer Public Key Certificate
tlv.Value = issuerContext.IssuerPublicKeyCertificate.FromHexa();
break;
case "92": // Issuer Public Key Remainder
tlv.Value = issuerContext.IssuerPublicKeyRemainder.FromHexa();
break;
case "93": // Signed Static Authentication Data
tlv.Value = ComputeSignedStaticApplicationData().Value;
break;
case "94": // Application File Locator
tlv.Value = GetAflTlv().Value;
break;
case "9F32": // Issuer Public Key Exponent
tlv.Value = issuerContext.IssuerPrivateKey.PublicExponent.FromHexa();
break;
case "9F46": // ICC Public Key Certificate
tlv.Value = iccContext.IccPublicKeyCertificate.FromHexa();
break;
case "9F47": // ICC Public Key Exponent
tlv.Value = iccContext.IccPrivateKey.PublicExponent.FromHexa();
break;
case "9F48": // ICC Public Key Remainder
tlv.Value = iccContext.IccPublicKeyRemainder.FromHexa();
break;
case "8C": // CDOL1
case "8D": // CDOL2
case "9F4F": // Log Format
tlv.Value = data.UnmanagedAttributes[tagModel.Tag]
.ToObject <TagLengthModel[]>()
.Aggregate(String.Empty, (c, tl) => c + String.Format("{0}{1:X2}", tl.Tag, tl.Length))
.FromHexa();
break;
case "9F4D": // Log Entry
var logModel = data.UnmanagedAttributes[tagModel.Tag]
.ToObject <LogModel>();
tlv.Value = new[] { logModel.Sfi, logModel.Size };
break;
case "50": // Application Label
case "5F20": // Cardholder Name
case "9D": // Directory Definition File Name
case "9F12": // Application Preferred Name
tlv.Value = data.UnmanagedAttributes[tagModel.Tag]
.ToObject <string>()
.FromString();
break;
default:
tlv.Value = data.UnmanagedAttributes[tagModel.Tag]
.ToObject <string>()
.FromHexa();
break;
}
}
else
{
tlv.InnerTlvs = tagModel.Fields.Select(BuildTlv).ToList();
}
return(tlv);
}
