public override void Retain()
{
if (IsDisposed)
{
PipelinesThrowHelper.ThrowObjectDisposedException(nameof(MemoryPoolBlock));
}
Interlocked.Increment(ref _referenceCount);
}
protected override bool TryGetArray(out ArraySegment <byte> buffer)
{
if (IsDisposed)
{
PipelinesThrowHelper.ThrowObjectDisposedException(nameof(UnownedBuffer));
}
buffer = _buffer;
return(true);
}
protected override bool TryGetArray(out ArraySegment <byte> buffer)
{
if (IsDisposed)
{
PipelinesThrowHelper.ThrowObjectDisposedException(nameof(MemoryPoolBlock));
}
buffer = new ArraySegment <byte>(Slab.Array, _offset, _length);
return(true);
}
protected override unsafe bool TryGetPointerInternal(out void *pointer)
{
if (IsDisposed)
{
PipelinesThrowHelper.ThrowObjectDisposedException(nameof(MemoryPoolBlock));
}
pointer = (Slab.NativePointer + _offset).ToPointer();
return(true);
}
public override Span <byte> AsSpan(int index, int length)
{
if (IsDisposed)
{
PipelinesThrowHelper.ThrowObjectDisposedException(nameof(UnownedBuffer));
}
if (length > _buffer.Count - index)
{
throw new ArgumentOutOfRangeException();
}
return(new Span <byte>(_buffer.Array, _buffer.Offset + index, length));
}
public override Span <byte> AsSpan(int index, int length)
{
if (IsDisposed)
{
PipelinesThrowHelper.ThrowObjectDisposedException(nameof(MemoryPoolBlock));
}
if (length > _length - index)
{
throw new ArgumentOutOfRangeException();
}
return(new Span <byte>(Slab.Array, _offset + index, length));
}
public override BufferHandle Pin()
{
if (IsDisposed)
{
PipelinesThrowHelper.ThrowObjectDisposedException(nameof(MemoryPoolBlock));
}
Retain();
unsafe
{
return(new BufferHandle(this, (Slab.NativePointer + _offset).ToPointer()));
}
}
public override BufferHandle Pin(int index = 0)
{
if (IsDisposed)
{
PipelinesThrowHelper.ThrowObjectDisposedException(nameof(MemoryPoolBlock));
}
if (index > _length)
{
PipelinesThrowHelper.ThrowArgumentOutOfRangeException(_length, index);
}
Retain();
unsafe
{
return(new BufferHandle(this, (Slab.NativePointer + _offset + index).ToPointer()));
}
}