/// <summary>
/// Processes the incoming <see cref="byte"/> array to see if a <see cref="PacketHeader"/> is within it.
/// </summary>
/// <param name="data">The data to check for a <see cref="PacketHeader"/> - may be incomplete and the rest stored in the buffer.</param>
/// <param name="buffer">A <see cref="ByteBufferCollection"/> that potentially has stored part of a <see cref="PacketHeader"/>.</param>
/// <returns>true, if the method encountered no error; otherwise false.</returns>
/// <remarks>Just because the method returns true, does not mean it found the <see cref="PacketHeader"/> - just that there were no errors.</remarks>
public bool ProcessHeader(ref byte[] data, ref ByteBufferCollection buffer)
{
if (!HasDelimiter)
{
Delimiter = ArrayMethods.Shrink(ref data, 1)[0];
if (data == null || data.Length == 0) return true;
}
int delimiterIndex = Array.IndexOf(data, Delimiter);
if (delimiterIndex == -1)
{
buffer.Add(data);
return true;
}
byte[] headerData = buffer.Combine(ArrayMethods.Shrink(ref data, delimiterIndex + 1));
Array.Resize(ref headerData, headerData.Length - 1);
buffer.Clear();
string size = Encoding.ASCII.GetString(headerData);
if (!int.TryParse(size, out _size))
{
Reset();
return false;
}
if (Size == 0)
Reset();
return true;
}
/// <summary>
/// Processes the incoming <see cref="byte"/> array to see if a <see cref="PacketHeader"/> is within it.
/// </summary>
/// <param name="data">The data to check for a <see cref="PacketHeader"/> - may be incomplete and the rest stored in the buffer.</param>
/// <param name="buffer">A <see cref="ByteBufferCollection"/> that potentially has stored part of a <see cref="PacketHeader"/>.</param>
/// <returns>true, if the method encountered no error; otherwise false.</returns>
/// <remarks>Just because the method returns true, does not mean it found the <see cref="PacketHeader"/> - just that there were no errors.</remarks>
public bool ProcessHeader(ref byte[] data, ref ByteBufferCollection buffer)
{
if (!HasDelimiter)
{
Delimiter = ArrayMethods.Shrink(ref data, 1)[0];
if (data == null || data.Length == 0)
{
return(true);
}
}
int delimiterIndex = Array.IndexOf(data, Delimiter);
if (delimiterIndex == -1)
{
buffer.Add(data);
return(true);
}
byte[] headerData = buffer.Combine(ArrayMethods.Shrink(ref data, delimiterIndex + 1));
Array.Resize(ref headerData, headerData.Length - 1);
buffer.Clear();
string size = Encoding.ASCII.GetString(headerData);
if (!int.TryParse(size, out _size))
{
Reset();
return(false);
}
if (Size == 0)
{
Reset();
}
return(true);
}
