/// <summary>
/// Copy to given SpanByteAndMemory (header and payload copied to actual span/memory)
/// </summary>
/// <param name="dst"></param>
/// <param name="memoryPool"></param>
public void CopyWithHeaderTo(ref SpanByteAndMemory dst, MemoryPool <byte> memoryPool)
{
if (dst.IsSpanByte)
{
if (dst.Length >= TotalSize)
{
dst.Length = TotalSize;
var span = dst.SpanByte.AsSpan();
fixed(byte *ptr = span)
* (int *)ptr = Length;
AsReadOnlySpan().CopyTo(span.Slice(sizeof(int)));
return;
}
dst.ConvertToHeap();
}
dst.Memory = memoryPool.Rent(TotalSize);
dst.Length = TotalSize;
fixed(byte *ptr = dst.Memory.Memory.Span)
* (int *)ptr = Length;
AsReadOnlySpan().CopyTo(dst.Memory.Memory.Span.Slice(sizeof(int)));
}
/// <summary>
/// Copy to given SpanByteAndMemory (only payload copied to actual span/memory)
/// </summary>
/// <param name="dst"></param>
/// <param name="memoryPool"></param>
public void CopyTo(ref SpanByteAndMemory dst, MemoryPool <byte> memoryPool)
{
if (dst.IsSpanByte)
{
if (dst.Length >= Length)
{
dst.Length = Length;
AsReadOnlySpan().CopyTo(dst.SpanByte.AsSpan());
return;
}
dst.ConvertToHeap();
}
dst.Memory = memoryPool.Rent(Length);
dst.Length = Length;
AsReadOnlySpan().CopyTo(dst.Memory.Memory.Span);
}