public static async Task <int> WriteFileAsync <T>(SafeObjectHandle handle, ArraySegment <T> arraySegment,
CancellationToken cancellationToken = default(CancellationToken))
where T : struct
{
using (var asFixed = new FixedArraySegment <T>(arraySegment))
{
return(await WriteFileAsync(handle, asFixed.Pointer, asFixed.SizeInBytes, cancellationToken));
}
}
public static async Task <ArraySegment <T> > ReadFileAsync <T>(SafeObjectHandle handle, int numberOfElementsToRead,
CancellationToken cancellationToken = default(CancellationToken))
where T : struct
{
var buffer = new T[numberOfElementsToRead];
var segment = new ArraySegment <T>(buffer);
using (var asFixed = new FixedArraySegment <T>(segment))
{
var bytesRead = await ReadFileAsync(handle, asFixed.Pointer, asFixed.SizeInBytes, cancellationToken);
var elementsRead = bytesRead / asFixed.ElementSize;
return(new ArraySegment <T>(buffer, 0, elementsRead));
}
}
