namespace ScreenConnect;

public abstract class BufferStream : BufferStreamBase
{
	public override int ReadByte()
	{
		if (!RequestBufferCount(1))
		{
			return -1;
		}
		return ReadOne();
	}

	public override void WriteByte(byte value)
	{
		DemandBufferCount(1);
		WriteOne(value);
	}

	public override int Read(byte[] buffer, int offset, int count)
	{
		if (!RequestBufferCount(1))
		{
			return 0;
		}
		CursorBuffer destination = CursorBuffer.From(buffer, offset, count);
		return Read(ref destination);
	}

	public override void Write(byte[] buffer, int offset, int count)
	{
		CursorBuffer source = CursorBuffer.From(buffer, offset, count);
		while (source.RemainingCount != 0)
		{
			DemandBufferCount(1);
			Write(ref source);
		}
	}
}