/// <summary>
/// Writes the chunk into a byte array.
/// </summary>
/// <param name="buffer">The byte array.</param>
/// <param name="offset">The offset at which to start writing the chunk.</param>
/// <returns>The number of bytes written.</returns>
protected override int ToBuffer(byte[] buffer, int offset, out int dataLength)
{
dataLength = 0;
int start = offset;
offset += NetworkHelpers.CopyTo(this.CumulativeTSNAck, buffer, offset);
offset += NetworkHelpers.CopyTo(this.AdvertisedReceiverWindowCredit, buffer, offset);
offset += NetworkHelpers.CopyTo((ushort)(this.GapAckBlocks == null ? 0 : this.GapAckBlocks.Count), buffer, offset);
offset += NetworkHelpers.CopyTo((ushort)(this.DuplicateTSNs == null ? 0 : this.DuplicateTSNs.Count), buffer, offset);
if (this.GapAckBlocks != null &&
this.GapAckBlocks.Any())
{
foreach (var block in this.GapAckBlocks)
{
offset += NetworkHelpers.CopyTo(block.GapAckBlockStart, buffer, offset);
offset += NetworkHelpers.CopyTo(block.GapAckBlockEnd, buffer, offset);
}
}
if (this.DuplicateTSNs != null &&
this.DuplicateTSNs.Any())
{
foreach (var dtsn in this.DuplicateTSNs)
{
offset += NetworkHelpers.CopyTo(dtsn, buffer, offset);
}
}
return(offset - start);
}
/// <summary>
/// Writes the chunk parameter into a byte array.
/// </summary>
/// <param name="buffer">the byte array.</param>
/// <param name="offset">The Offset at which to start writing the chunk parameter.</param>
/// <returns>The number of bytes written.</returns>
public int ToArray(byte[] buffer, int offset)
{
int start = offset;
offset += NetworkHelpers.CopyTo((ushort)this.Type, buffer, offset);
offset += NetworkHelpers.CopyTo(this.Length, buffer, offset);
offset += NetworkHelpers.CopyTo(this.Value, buffer, offset);
return(offset - start);
}
/// <summary>
/// Writes the common header into a byte array at a given offset.
/// </summary>
/// <param name="buffer">The byte array</param>
/// <param name="offset">The offset.</param>
/// <returns>The number of bytes written to the byte array.</returns>
public int ToArray(byte[] buffer, int offset)
{
int start = offset;
offset += NetworkHelpers.CopyTo(this.SourcePort, buffer, offset);
offset += NetworkHelpers.CopyTo(this.DestinationPort, buffer, offset);
offset += NetworkHelpers.CopyTo(this.VerificationTag, buffer, offset);
offset += NetworkHelpers.CopyTo(this.Checksum, buffer, offset);
return(offset - start);
}
/// <summary>
/// Writes the common header into a byte array at a given offset.
/// </summary>
/// <param name="buffer">The byte array</param>
/// <param name="offset">The offset.</param>
/// <returns>The number of bytes written to the byte array.</returns>
public int ToArray(byte[] buffer, int offset)
{
int start = offset;
offset += NetworkHelpers.CopyTo(this.SrcPort, buffer, offset);
offset += NetworkHelpers.CopyTo(this.DstPort, buffer, offset);
offset += NetworkHelpers.CopyTo(this.VerTag, buffer, offset);
offset += NetworkHelpers.CopyTo(this.Chksum, buffer, offset);
return(offset - start);
}
/// <summary>
/// Writes the chunk into a byte array.
/// </summary>
/// <param name="buffer">The byte array.</param>
/// <param name="offset">The offset at which to start writing the chunk.</param>
/// <returns>The number of bytes written.</returns>
protected override int ToBuffer(byte[] buffer, int offset, out int dataLength)
{
dataLength = 0;
if (this.Type == ChunkType.Shutdown)
{
offset += NetworkHelpers.CopyTo(this.CumulativeTSNAck, buffer, offset);
return(4);
}
return(0);
}
/// <summary>
/// Writes the chunk into a byte array.
/// </summary>
/// <param name="buffer">The byte array.</param>
/// <param name="offset">The offset at which to start writing the chunk.</param>
/// <returns>The number of bytes written.</returns>
protected override int ToBuffer(byte[] buffer, int offset, out int dataLength)
{
dataLength = this.UserData.Count;
int start = offset;
offset += NetworkHelpers.CopyTo(this.TSN, buffer, offset);
offset += NetworkHelpers.CopyTo(this.StreamId, buffer, offset);
offset += NetworkHelpers.CopyTo(this.StreamSeqNo, buffer, offset);
offset += NetworkHelpers.CopyTo(this.PayloadProtocolId, buffer, offset);
offset += NetworkHelpers.CopyTo(this.UserData, buffer, offset);
return(offset - start);
}
/// <summary>
/// Outputs the chunk into a byte array.
/// </summary>
/// <param name="buffer">The byte array.</param>
/// <param name="offset">The offset into the array to start writing the chunk.</param>
/// <returns>The length of the chunk.</returns>
public int ToArray(byte[] buffer, int offset)
{
int start = offset;
this.Length = (ushort)this.CalculateLength(out int bufferSize);
offset += NetworkHelpers.CopyTo((byte)this.Type, buffer, offset);
offset += NetworkHelpers.CopyTo(this.Flags, buffer, offset);
offset += NetworkHelpers.CopyTo(this.Length, buffer, offset);
offset += this.ToBuffer(buffer, offset, out int dataLength);
return(offset - start);
}
/// <summary>
/// Writes the chunk into a byte array.
/// </summary>
/// <param name="buffer">The byte array.</param>
/// <param name="offset">The offset at which to start writing the chunk.</param>
/// <returns>The number of bytes written.</returns>
protected override int ToBuffer(byte[] buffer, int offset, out int dataLength)
{
dataLength = 0;
offset += NetworkHelpers.CopyTo(this.InitiateTag, buffer, offset);
offset += NetworkHelpers.CopyTo(this.AdvertisedReceiverWindowCredit, buffer, offset);
offset += NetworkHelpers.CopyTo(this.OutboundStreams, buffer, offset);
offset += NetworkHelpers.CopyTo(this.InboundStreams, buffer, offset);
offset += NetworkHelpers.CopyTo(this.InitialTSN, buffer, offset);
int paramsLength = 0;
if (this.Parameters != null &&
this.Parameters.Any())
{
foreach (var parm in this.Parameters)
{
offset += parm.ToArray(buffer, offset);
paramsLength += parm.Length;
}
}
return(16 + paramsLength);
}
/// <summary>
/// Writes the data to a byte array.
/// </summary>
/// <param name="buffer">The byte array</param>
/// <param name="offset">The offset at which to write the data.</param>
/// <returns>The number of bytes written.</returns>
protected override int ToBuffer(byte[] buffer, int offset)
{
offset += NetworkHelpers.CopyTo(this.StreamId, buffer, offset);
offset += NetworkHelpers.CopyTo(this.Reserved, buffer, offset);
return(4);
}
protected override int ToBuffer(byte[] buffer, int offset, out int dataLength)
{
dataLength = 0;
offset += NetworkHelpers.CopyTo(this.Cookie, buffer, offset, false);
return(this.Cookie.Length);
}