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using System;
using System.IO;
namespace Org.BouncyCastle.Asn1.X509
{
/**
* The default converter for X509 DN entries when going from their
* string value to ASN.1 strings.
*/
public class X509DefaultEntryConverter
: X509NameEntryConverter
{
/**
* Apply default conversion for the given value depending on the oid
* and the character range of the value.
*
* @param oid the object identifier for the DN entry
* @param value the value associated with it
* @return the ASN.1 equivalent for the string value.
*/
public override Asn1Object GetConvertedValue(
DerObjectIdentifier oid,
string value)
{
if (value.Length != 0 && value[0] == '#')
{
try
{
return ConvertHexEncoded(value, 1);
}
catch (IOException)
{
throw new Exception("can't recode value for oid " + oid.Id);
}
}
if (value.Length != 0 && value[0] == '\\')
{
value = value.Substring(1);
}
if (oid.Equals(X509Name.EmailAddress) || oid.Equals(X509Name.DC))
{
return new DerIA5String(value);
}
if (oid.Equals(X509Name.DateOfBirth)) // accept time string as well as # (for compatibility)
{
return new Asn1GeneralizedTime(value);
}
if (oid.Equals(X509Name.C)
|| oid.Equals(X509Name.SerialNumber)
|| oid.Equals(X509Name.DnQualifier)
|| oid.Equals(X509Name.TelephoneNumber))
{
return new DerPrintableString(value);
}
return new DerUtf8String(value);
}
}
}
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