/*
 * Copyright (c) 1995 Ernest Bowen and Landon Curt Noll
 * Permission is granted to use, distribute, or modify this source,
 * provided that this copyright notice remains intact.
 *
 * By: Ernest Bowen and Landon Curt Noll
 *     ernie@neumann.une.edu.au and chongo@toad.com
 *
 * This library is used by the 3100 series of the regress.cal test suite.
 */

obj res {r};
global md;
define res_test(a) = !ismult(a.r, md);
define res_sub(a,b) {local obj res v = {(a.r - b.r) % md}; return v;};
define res_mul(a,b) {local obj res v = {(a.r * b.r) % md}; return v;};
define res_neg(a) {local obj res v = {(-a.r) % md}; return v;};
define res_inv(a) {local obj res v = {minv(a.r, md)}; return v;};
define res(x) {local obj res v = {x % md}; return v;};

if (config("lib_debug") >= 0) {
	print "obj res defined";
	print "global md defined";
	print "res_test(a) defined";
	print "res_sub(a, b) defined";
	print "res_mul(a, b) defined";
	print "res_neg(a) defined";
	print "res_inv(a) defined";
	print "res(x) defined";
}