/// <summary>
/// Adds the array into BufferSegments.
/// </summary>
/// <param name="buffer">The buffer which will be added into BufferSegments.</param>
/// <param name="offset">The offset.</param>
/// <param name="length">The length.</param>
/// <param name="isReusableBuffer">if set to <c>true</c> [is reusable buffer].</param>
protected void AddArraySegment(byte[] buffer, int offset, int length, bool isReusableBuffer)
{
if (isReusableBuffer)
{
BufferSegments.AddSegment(new ArraySegment <byte>(buffer.CloneRange(offset, length)));
}
else
{
BufferSegments.AddSegment(new ArraySegment <byte>(buffer, offset, length));
}
}
protected bool FindCommandInfoDirectly(byte[] readBuffer, int offset, int length, bool isReusableBuffer, out string command, out int left)
{
left = 0;
ArraySegment <byte> currentSegment;
if (isReusableBuffer)
{
//Next received data also will be saved in this buffer, so we should create a new byte[] to persistent current received data
currentSegment = new ArraySegment <byte>(readBuffer.CloneRange(offset, length));
}
else
{
currentSegment = new ArraySegment <byte>(readBuffer, offset, length);
}
BufferSegments.AddSegment(currentSegment);
int?result = BufferSegments.SearchMark(Terminator);
if (!result.HasValue)
{
command = string.Empty;
return(false);
}
if (result.Value < 0)
{
command = string.Empty;
return(false);
}
int findLen = result.Value + Terminator.Length;
int total = BufferSegments.Count;
command = Encoding.GetString(BufferSegments.ToArrayData(0, result.Value));
ClearBufferSegments();
if (findLen < total)
{
left = total - findLen;
}
return(true);
}
/// <summary>
/// Adds the array segment into BufferSegment.
/// </summary>
/// <param name="buffer">The buffer.</param>
/// <param name="offset">The offset.</param>
/// <param name="length">The length.</param>
protected void AddArraySegment(byte[] buffer, int offset, int length)
{
BufferSegments.AddSegment(buffer, offset, length, true);
}