public virtual void Parse(IAsn1TaggedEventHandler handler)
{
if (_parserCaptureBuffer == null)
{
RemoveCaptureBuffer(_parserCaptureBuffer);
}
if (_parserCaptureBuffer == null)
{
_parserCaptureBuffer = new MemoryStream(0x100);
AddCaptureBuffer(_parserCaptureBuffer);
}
else
{
_parserCaptureBuffer.Seek(0L, SeekOrigin.Begin);
_parserCaptureBuffer.SetLength(0L);
}
ParseElement(handler, _tagHolder, _lenHolder);
}
private void ParsePrim(IAsn1TaggedEventHandler handler, int len)
{
var buffer = new byte[len];
Read(buffer);
handler.Contents(buffer);
}
private void ParseCons(IAsn1TaggedEventHandler handler, int len)
{
var tag2 = new Asn1Tag();
var holder = new IntHolder();
var byteCount = base.ByteCount;
while (true)
{
ParseElement(handler, tag2, holder);
if (len == Asn1Status.IndefiniteLength)
{
if (tag2.IsEoc() && (holder.Value == 0))
{
return;
}
continue;
}
if ((base.ByteCount - byteCount) >= len)
{
return;
}
}
}
private void ParseElement(IAsn1TaggedEventHandler handler, Asn1Tag tag, IntHolder len)
{
_parserCaptureBuffer.Seek(0L, SeekOrigin.Begin);
_parserCaptureBuffer.SetLength(0L);
len.Value = DecodeTagAndLength(tag);
if (!tag.IsEoc() || (len.Value != 0))
{
handler.StartElement(tag, len.Value, _parserCaptureBuffer.ToArray());
_parserCaptureBuffer.Seek(0L, SeekOrigin.Begin);
_parserCaptureBuffer.SetLength(0L);
if ((len.Value > 0) || (len.Value == Asn1Status.IndefiniteLength))
{
if (tag.Constructed)
{
ParseCons(handler, len.Value);
}
else
{
ParsePrim(handler, len.Value);
}
}
handler.EndElement(tag);
}
}
public virtual void Parse(IAsn1TaggedEventHandler handler)
{
if (_parserCaptureBuffer == null)
{
RemoveCaptureBuffer(_parserCaptureBuffer);
}
if (_parserCaptureBuffer == null)
{
_parserCaptureBuffer = new MemoryStream(0x100);
AddCaptureBuffer(_parserCaptureBuffer);
}
else
{
_parserCaptureBuffer.Seek(0L, SeekOrigin.Begin);
_parserCaptureBuffer.SetLength(0L);
}
ParseElement(handler, _tagHolder, _lenHolder);
}
