/* * Copyright 1987, 1988, 1989 by the Massachusetts Institute of Technology. * For copying and distribution information, please see the file * . * * Include file for address comparison macros. * * from: addr_comp.h,v 4.0 89/01/23 09:57:44 jtkohl Exp $ * $Id$ */ #ifndef ADDR_COMP_DEFS #define ADDR_COMP_DEFS /* ** Look boys and girls, a big kludge ** We need to compare the two internet addresses in network byte order, not ** local byte order. This is a *really really slow way of doing that* ** But..... ** .....it works ** so we run with it ** ** long_less_than gets fed two (u_char *)'s.... */ #define u_char_comp(x,y) \ (((x)>(y))?(1):(((x)==(y))?(0):(-1))) #define long_less_than(x,y) \ (u_char_comp((x)[0],(y)[0])?u_char_comp((x)[0],(y)[0]): \ (u_char_comp((x)[1],(y)[1])?u_char_comp((x)[1],(y)[1]): \ (u_char_comp((x)[2],(y)[2])?u_char_comp((x)[2],(y)[2]): \ (u_char_comp((x)[3],(y)[3]))))) #endif /* ADDR_COMP_DEFS */