public unsafe static uint[] GetPermissionSetTokens(IMetaDataImport mdi, uint token) {
if (mdi == null)
return new uint[0];
IntPtr iter = IntPtr.Zero;
try {
uint cTokens;
int hr = mdi.EnumPermissionSets(ref iter, token, 0, IntPtr.Zero, 0, out cTokens);
if (hr < 0)
return new uint[0];
uint ulCount = 0;
hr = mdi.CountEnum(iter, ref ulCount);
if (hr < 0 || ulCount == 0)
return new uint[0];
hr = mdi.ResetEnum(iter, 0);
if (hr < 0)
return new uint[0];
uint[] tokens = new uint[ulCount];
fixed (uint* p = &tokens[0])
hr = mdi.EnumPermissionSets(ref iter, token, 0, new IntPtr(p), (uint)tokens.Length, out cTokens);
if (hr < 0)
return new uint[0];
return tokens;
}
finally {
if (iter != IntPtr.Zero)
mdi.CloseEnum(iter);
}
}
