src/Utility/Utility.c


1
2
3
4
5
6
7
8
9
10
11

#include "Utility.h"

int hex_to_int(char c) {
  if (c >= '0' && c <= '9')
    return c - '0';
  if (c >= 'a' && c <= 'f')
    return c - 'a' + 10;
  if (c >= 'A' && c <= 'F')
    return c - 'A' + 10;
  return -1;
}