public int Receive(Memory<byte> buffer)
{
// This can work with Span<byte> because it's synchronous but we need pinning support
unsafe
{
ArraySegment<byte> segment;
if (buffer.TryGetArray(out segment)) {
return Receive(segment);
}
else {
void* pointer;
buffer.TryGetPointer(out pointer);
return ReceivePinned(new IntPtr(pointer), buffer.Length);
}
}
}
private unsafe RioBufferSegment GetSegmentFromMemory(Memory<byte> memory)
{
void* pointer;
if(!memory.TryGetPointer(out pointer))
{
throw new InvalidOperationException("Memory needs to be pinned");
}
var spanPtr = (IntPtr)pointer;
long startAddress;
long spanAddress = spanPtr.ToInt64();
var bufferId = _rioThread.GetBufferId(spanPtr, out startAddress);
checked
{
var offset = (uint)(spanAddress - startAddress);
return new RioBufferSegment(bufferId, offset, (uint)memory.Length);
}
}