1/*
2 * Copyright 2014, NICTA
3 *
4 * This software may be distributed and modified according to the terms of
5 * the BSD 2-Clause license. Note that NO WARRANTY is provided.
6 * See "LICENSE_BSD2.txt" for details.
7 *
8 * @TAG(NICTA_BSD)
9 */
10
11#define UINT_MAX (-1u)
12
13/*
14 * Simple pure functions.
15 */
16
17unsigned min(unsigned a, unsigned b) {
18  if (a <= b) {
19    return a;
20  } else {
21    return b;
22  }
23}
24
25unsigned max(unsigned a, unsigned b) {
26  return UINT_MAX - (
27      min(UINT_MAX - a, UINT_MAX - b));
28}
29
30