private unsafe RioBufferSegment GetSegmentFromMemory(Memory <byte> memory)
{
var spanPtr = (IntPtr)memory.UnsafePointer;
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));
}
}
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));
}
}
private RioBufferSegment GetSegmentFromSpan(BufferSpan span)
{
var bufferId = _rioThread.GetBufferId(span.BufferBasePtr);
return(new RioBufferSegment(bufferId, (uint)span.Offset, (uint)span.Length));
}