// 0x0B EMBEDDED PDV (PRESENTATION DATA VALUE)
private void PrintEmbeddedPDV(StringBuilder sb, int level, ASN1Element asn)
{
PrintToDo("EMBEDDED PDV", sb, level, asn);
}
// 0x0C UTF8 STRING
private void PrintUtf8String(StringBuilder sb, int level, ASN1Element asn)
{
sb.Append("UTF8String");
PrintString(sb, level, Encoding.UTF8.GetString(asn.Value));
}
// 0x09 REAL
private void PrintReal(StringBuilder sb, int level, ASN1Element asn)
{
PrintToDo("REAL", sb, level, asn);
}
// 0x0A ENUMERATED
private void PrintEnumerated(StringBuilder sb, int level, ASN1Element asn)
{
PrintToDo("ENUMERATED", sb, level, asn);
}
// 0x1A VISIBLE STRING
private void PrintVisibleString(StringBuilder sb, int level, ASN1Element asn)
{
sb.Append("VisibleString"); // ASCII subset
PrintString(sb, level, Encoding.ASCII.GetString(asn.Value));
}
// 0x08 EXTERNAL
private void PrintExternal(StringBuilder sb, int level, ASN1Element asn)
{
PrintToDo("EXTERNAL", sb, level, asn);
}
// 0x01 BOOLEAN
private void PrintBoolean(StringBuilder sb, int level, ASN1Element asn)
{
byte[] value = asn.Value;
sb.AppendFormat("BOOLEAN {0}", (value [0] == 1) ? "FALSE" : "TRUE");
}
// 0x15 VIDEOTEX STRING
private void PrintVideotexString(StringBuilder sb, int level, ASN1Element asn)
{
sb.Append("VideotexString");
PrintString(sb, level, Encoding.ASCII.GetString(asn.Value));
}
private void GetTagName(StringBuilder sb, int level, ASN1Element asn)
{
switch (asn.Tag)
{
case 0x01:
PrintBoolean(sb, level, asn);
break;
case 0x02:
PrintInteger(sb, level, asn);
break;
case 0x03:
PrintBitString(sb, level, asn);
break;
case 0x04:
PrintOctetString(sb, level, asn);
break;
case 0x05:
PrintNull(sb, level, asn);
break;
case 0x06:
PrintOID(sb, level, asn);
break;
case 0x07:
PrintObjectDescriptor(sb, level, asn);
break;
case 0x08:
PrintExternal(sb, level, asn);
break;
case 0x09:
PrintReal(sb, level, asn);
break;
case 0x0A:
PrintEnumerated(sb, level, asn);
break;
case 0x0B:
PrintEmbeddedPDV(sb, level, asn);
break;
case 0x0C:
PrintUtf8String(sb, level, asn);
break;
case 0x0D:
PrintRelativeOid(sb, level, asn);
break;
// 0x0E RFU
// 0x0F RFU
case 0x10:
sb.Append("SEQUENCE"); // non-constructed version
break;
case 0x11:
sb.Append("SET"); // non-constructed version
break;
case 0x12:
PrintNumericString(sb, level, asn);
break;
case 0x13:
PrintPrintableString(sb, level, asn);
break;
case 0x14:
PrintT61String(sb, level, asn);
break;
case 0x15:
PrintVideotexString(sb, level, asn);
break;
case 0x16:
PrintIA5String(sb, level, asn);
break;
case 0x17:
PrintUtcTime(sb, level, asn);
break;
case 0x18:
PrintGeneralizedTime(sb, level, asn);
break;
case 0x19:
PrintGraphicString(sb, level, asn);
break;
case 0x1A:
PrintVisibleString(sb, level, asn);
break;
case 0x1B:
PrintGeneralString(sb, level, asn);
break;
case 0x1C:
PrintUniversalString(sb, level, asn);
break;
case 0x1D:
PrintCharacterString(sb, level, asn);
break;
case 0x1E:
PrintBMPString(sb, level, asn);
break;
case 0x30:
sb.Append("SEQUENCE {");
break;
case 0x31:
sb.Append("SET {");
break;
default:
PrintOtherData(sb, level, asn);
break;
}
}
private void PrintToDo(string s, StringBuilder sb, int level, ASN1Element asn)
{
sb.AppendFormat("{0} (TODO)", s);
byte[] value = asn.Value;
PrintData(sb, level, value, 0, value.Length);
}
public PrettyPrinter(ASN1Element asn)
{
_asn = asn;
_options.Copy(_defaults);
}
// 0x1E BMP STRING
private void PrintBMPString(StringBuilder sb, int level, ASN1Element asn)
{
sb.Append("BMPString"); // Unicode
PrintString(sb, level, Encoding.BigEndianUnicode.GetString(asn.Value));
}
// 0x1D CHARACTER STRING
private void PrintCharacterString(StringBuilder sb, int level, ASN1Element asn)
{
PrintToDo("CHARACTER STRING", sb, level, asn);
}
// 0x0D RELATIVE-OID
private void PrintRelativeOid(StringBuilder sb, int level, ASN1Element asn)
{
PrintToDo("RELATIVE-OID", sb, level, asn);
}
// 0x05 NULL
private void PrintNull(StringBuilder sb, int level, ASN1Element asn)
{
// FIXME: report errors if length != 0 (in ASNElement ?)
sb.Append("NULL");
}
// 0x12 NUMERIC STRING
private void PrintNumericString(StringBuilder sb, int level, ASN1Element asn)
{
sb.Append("NumericString");
// FIXME: should contain only ' ' and '0' to '9'
PrintString(sb, level, Encoding.ASCII.GetString(asn.Value));
}
// 0x07 OBJECT DESCRIPTOR
private void PrintObjectDescriptor(StringBuilder sb, int level, ASN1Element asn)
{
sb.Append("ObjectDescriptor");
PrintString(sb, level, Encoding.ASCII.GetString(asn.Value));
}
// 0x16 IA5 STRING
private void PrintIA5String(StringBuilder sb, int level, ASN1Element asn)
{
sb.Append("IA5String"); // ASCII
PrintString(sb, level, Encoding.ASCII.GetString(asn.Value));
}
// 0x18 GENERALIZED TIME
private void PrintGeneralizedTime(StringBuilder sb, int level, ASN1Element asn)
{
sb.AppendFormat("GeneralizedTime '{0}'", Encoding.ASCII.GetString(asn.Value));
// TODO: option to show as local time ?
}