// extra stuff
public int Advance(int count)
{
lock (this)
{
int SizeLeft = count;
while (SizeLeft > 0 && m_Size > 0)
{
if (m_RPos == BlockSize)
{
m_RPos = 0;
FreeBlock((byte[])m_Blocks[0]);
m_Blocks.RemoveAt(0);
}
int ToFeed = m_Blocks.Count == 1 ? Math.Min(m_WPos - m_RPos, SizeLeft) : Math.Min(BlockSize - m_RPos, SizeLeft);
m_RPos += ToFeed;
SizeLeft -= ToFeed;
m_Size -= ToFeed;
}
if (m_Size == 0)
{
//System.Diagnostics.Trace.WriteLine($"{Name} buffer empty");
this.IsEmpty.Set();
this.DataReady.Reset();
}
if (MaxLength - m_Size >= this.towrite)
{
//Trace.WriteLine("Advance, writeready.set()");
WriteReady.Set();
}
return(count - SizeLeft);
}
}
public void Clear()
{
lock (this)
{
IsEmpty.Set();
DataReady.Reset();
WriteReady.Set();
readclosevent.Reset();
writecloseevent.Reset();
foreach (byte[] block in m_Blocks)
{
FreeBlock(block);
}
m_Blocks.Clear();
m_RPos = 0;
m_WPos = 0;
m_Size = 0;
EOS.Reset();
}
}