public static unsafe void CopyElements(void *pDst, void *pSrc, int srcLength, int srcIndex, int elementCount, int elementSize)
{
if ((pDst == null) || (pSrc == null))
{
ExceptionUtil.ThrowArgumentNullException();
}
if (((srcLength < 0) || (srcIndex < 0)) || (((elementCount < 0) || (elementSize < 1)) || ((srcIndex + elementCount) > srcLength)))
{
ExceptionUtil.ThrowArgumentOutOfRangeException();
}
if (elementCount != 0)
{
Buffer.MemoryCopy(pSrc + ((void *)(srcIndex * elementSize)), pDst, (long)(elementCount * elementSize), (long)(elementCount * elementSize));
}
}
public static IDisposable Combine(IDisposable first, IDisposable second, bool errorOnFinalize = false)
{
if ((first == null) && (second == null))
{
ExceptionUtil.ThrowArgumentNullException((first == null) ? "first" : "second", "either first or second may be null, but not both");
}
if ((first != null) && (second != null))
{
return(FromAction(delegate {
DisposableUtil.Free <IDisposable>(ref first);
DisposableUtil.Free <IDisposable>(ref second);
}, errorOnFinalize));
}
IDisposable disposable = first ?? second;
return(FromAction(delegate {
DisposableUtil.Free <IDisposable>(ref disposable);
}, errorOnFinalize));
}
