firestring_hextoi(3) return a numerical value for a 2 digit hex string

SYNOPSIS

#include <firestring.h>
-lfirestring

int firestring_hextoi(char *input)

DESCRIPTION

firestring_hextoi takes a string s with the first two characters as hex digits and converts the value to a integer.

RETURN VALUE

Returns the hex value between 0 and 255 (inclusive), or -1 if the first two characters of s are not valid hex digits.

AUTHOR

Ian Gulliver <[email protected]>