public int vaToPointer(int va) {
		return (int) vaToPointer(Integer.toUnsignedLong(va));
	}
Converts a virtual address (VA) into a pointer.

@param va the virtual address
@return the pointer into binary image, 0 if not valid
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/pe/NTHeader.java