public static async Task <T> ReadStructAsync <T>(this Stream stream) where T : struct
{
var sz = Marshal.SizeOf(typeof(T));
var buffer = new byte[sz];
await stream.ReadAsync(buffer, 0, sz);
using (var disposable = new GCHandleDisposable(GCHandle.Alloc(buffer, GCHandleType.Pinned)))
{
return((T)Marshal.PtrToStructure(disposable.Handle.AddrOfPinnedObject(), typeof(T)));
}
}
public static async Task WriteStructAsync <T>(this Stream stream, T val) where T : struct
{
var sz = Marshal.SizeOf(typeof(T));
var buffer = new byte[sz];
var pinnedBuffer = GCHandle.Alloc(buffer, GCHandleType.Pinned);
using (var disposable = new GCHandleDisposable(GCHandle.Alloc(buffer, GCHandleType.Pinned)))
{
Marshal.StructureToPtr(val, pinnedBuffer.AddrOfPinnedObject(), false);
await stream.WriteAsync(buffer, 0, buffer.Length);
}
}
