public TLV(byte[] bytes, int offset)
{
ByteArraySegment byteArraySegment = new ByteArraySegment(bytes, offset, 2);
this.TypeLength = new TLVTypeLength(byteArraySegment);
this.tlvData = new ByteArraySegment(bytes, offset, this.TypeLength.Length + 2);
this.tlvData.Length = this.TypeLength.Length + 2;
}
public TLV(byte[] bytes, int offset)
{
ByteArraySegment byteArraySegment = new ByteArraySegment(bytes, offset, 2);
this.TypeLength = new TLVTypeLength(byteArraySegment);
this.tlvData = new ByteArraySegment(bytes, offset, this.TypeLength.Length + 2);
this.tlvData.Length = this.TypeLength.Length + 2;
}
/// <summary>
/// Creates a TLV
/// </summary>
/// <param name="bytes">
/// Bytes that comprise the TLV
/// </param>
/// <param name="offset">
/// The TLVs offset from the start of byte[] bytes
/// </param>
public TLV(byte[] bytes, int offset)
{
// setup a local ByteArrayAndOffset in order to retrieve the value length
// NOTE: we cannot set tlvData to retrieve the value length as
// setting tlvData results in the TypeLength.Length being updated with
// the length of the ByteArrayAndOffset which would overwrite the value
// we are trying to retrieve
var byteArraySegment = new ByteArraySegment(bytes, offset, TLVTypeLength.TypeLengthLength);
TypeLength = new TLVTypeLength(byteArraySegment);
// set the tlvData assuming we have at least the bytes required for the
// type/length fields
tlvData = new ByteArraySegment(bytes, offset, TypeLength.Length + TLVTypeLength.TypeLengthLength);
// retrieve the actual length
tlvData.Length = TypeLength.Length + TLVTypeLength.TypeLengthLength;
}
public void ParseByteArrayIntoTlvs(byte[] bytes, int offset)
{
int num = 0;
this.TlvCollection.Clear();
while (num < bytes.Length)
{
ByteArraySegment byteArraySegment = new ByteArraySegment(bytes, offset + num, 2);
TLVTypeLength length = new TLVTypeLength(byteArraySegment);
TLV item = TLVFactory(bytes, offset + num, length.Type);
if (item == null)
{
break;
}
this.TlvCollection.Add(item);
if (item is EndOfLLDPDU)
{
break;
}
num += item.TotalLength;
}
}
