[Natsheh]

#define calculateArray2D(%1,%2,%3) _calculateArray2D(%1,%2,sizeof %3)

stock _calculateArray2D(array[][], num, size)
{
//some unimportant stuff here
}

Example >> calculateArray2D(2Darray[0], 2, 2Darray[])

Am not sure what are you trying to do it really depends on it.