Array CrackSingleDimSafeArray(IntPtr psa)
{
uint cDims = OleAut32.SafeArrayGetDim(psa);
if (cDims != 1)
{
throw new ArgumentException("Multi-dimensional SafeArrays not supported.");
}
int lBound = OleAut32.SafeArrayGetLBound(psa, 1U);
int uBound = OleAut32.SafeArrayGetUBound(psa, 1U);
int n = uBound - lBound + 1; // uBound is inclusive
object[] array = new object[n];
for (int i = lBound; i <= uBound; ++i)
{
array[i] = OleAut32.SafeArrayGetElement(psa, ref i);
}
return(array);
}
/// <summary>
/// Set a safe array value
/// </summary>
/// <param name="array">The new value to set.</param>
public void SetSafeArray(Array array)
{
const ushort vtUnknown = 13;
IntPtr psa = OleAut32.SafeArrayCreateVector(vtUnknown, 0, (uint)array.Length);
IntPtr pvData = OleAut32.SafeArrayAccessData(psa);
try // to remember to release lock on data
{
for (int i = 0; i < array.Length; ++i)
{
object obj = array.GetValue(i);
IntPtr punk = (obj != null) ? Marshal.GetIUnknownForObject(obj) : IntPtr.Zero;
Marshal.WriteIntPtr(pvData, i * IntPtr.Size, punk);
}
}
finally
{
OleAut32.SafeArrayUnaccessData(psa);
}
this.valueType = (ushort)VarEnum.VT_ARRAY | (ushort)VarEnum.VT_UNKNOWN;
this.valueData = psa;
}
