static void Parse(TextWriter tw, int depth, AsnElt ae)
{
Indent(tw, depth);
tw.Write("(");
switch (ae.TagClass)
{
case AsnElt.APPLICATION:
tw.Write("[application " + ae.TagValue + "]");
break;
case AsnElt.CONTEXT:
tw.Write("[" + ae.TagValue + "]");
break;
case AsnElt.PRIVATE:
tw.Write("[private " + ae.TagValue + "]");
break;
default:
switch (ae.TagValue)
{
case AsnElt.BOOLEAN:
tw.Write("bool " + ae.GetBoolean() + ")");
return;
case AsnElt.INTEGER:
tw.Write("int " + ae.GetIntegerHex() + ")");
return;
case AsnElt.BIT_STRING:
int bitLen;
byte[] bs = ae.GetBitString(out bitLen);
tw.Write("bits "
+ (bs.Length * 8 - bitLen));
PrintBytes(tw, depth, bs);
tw.Write(")");
return;
case AsnElt.OCTET_STRING:
tw.Write("blob");
PrintBytes(tw, depth, ae.CopyValue());
tw.Write(")");
return;
case AsnElt.NULL:
ae.CheckNull();
tw.Write("null)");
return;
case AsnElt.OBJECT_IDENTIFIER:
string oid = ae.GetOID();
if (!numOID)
{
oid = AsnOID.ToName(oid);
}
tw.Write("oid " + oid + ")");
return;
case AsnElt.NumericString:
tw.Write("numeric "
+ EscapeString(ae.GetString()) + ")");
return;
case AsnElt.PrintableString:
tw.Write("printable "
+ EscapeString(ae.GetString()) + ")");
return;
case AsnElt.IA5String:
tw.Write("ia5 "
+ EscapeString(ae.GetString()) + ")");
return;
case AsnElt.TeletexString:
tw.Write("teletex "
+ EscapeString(ae.GetString()) + ")");
return;
case AsnElt.UTF8String:
tw.Write("utf8 "
+ EscapeString(ae.GetString()) + ")");
return;
case AsnElt.BMPString:
tw.Write("bmp "
+ EscapeString(ae.GetString()) + ")");
return;
case AsnElt.UniversalString:
tw.Write("utf32 "
+ EscapeString(ae.GetString()) + ")");
return;
case AsnElt.UTCTime:
tw.Write("utc "
+ EscapeString(ae.GetString())
+ " {" + ae.GetTime() + "} )");
return;
case AsnElt.GeneralizedTime:
tw.Write("gentime "
+ EscapeString(ae.GetString())
+ " {" + ae.GetTime() + "} )");
return;
case AsnElt.SEQUENCE:
if (!ae.Constructed)
{
throw new AsnException(
"Non-constructed SEQUENCE");
}
tw.Write("sequence");
ParseSubs(tw, depth, ae);
tw.Write(")");
return;
case AsnElt.SET:
if (!ae.Constructed)
{
throw new AsnException(
"Non-constructed SET");
}
tw.Write("set");
ParseSubs(tw, depth, ae);
tw.Write(")");
return;
default:
tw.Write(
"[universal " + ae.TagValue + "]");
break;
}
break;
}
if (ae.Constructed)
{
tw.Write("sequence");
ParseSubs(tw, depth, ae);
tw.Write(")");
}
else
{
tw.Write("blob");
PrintBytes(tw, depth, ae.CopyValue());
tw.Write(")");
}
}
