public static MemorySpan <byte> AsBytes <T>(this MemorySpan <T> buffer) where T : unmanaged
{
var sizeOfT = CilVerifiable.SizeOf <T>();
var count = checked ((int)(sizeOfT * buffer.Count));
return(new MemorySpan <byte>(buffer.Manager, buffer.ByteOffset, count));
}
public static unsafe Span <T> DangerousCreateSpan <T>(object?manager, IntPtr byteOffset, int count)
{
if (null != manager)
{
var handle = GCHandle.Alloc(manager, GCHandleType.Pinned);
try {
IntPtr address = handle.AddrOfPinnedObject();
return(MemoryMarshal.CreateSpan(ref Unsafe.AsRef <T>(CilVerifiable.AddUnchecked(byteOffset, address).ToPointer()), count));
} finally {
handle.Free();
}
}
return(MemoryMarshal.CreateSpan(ref Unsafe.AsRef <T>(byteOffset.ToPointer()), count));
}