1/*-
2 * Copyright (c) 2006, Simon L. Nielsen <simon@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 */
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD$");
29
30#include <mp.h>
31#include <stdio.h>
32#include <string.h>
33#include <sysexits.h>
34
35MINT *c0, *c1, *c2, *c3, *c5, *c6, *c8, *c10, *c14, *c15, *c25, \
36    *c42,*c43, *c44, *c45, *t0, *t1;
37static int tnr = 0;
38
39static void
40testmcmp(const MINT *mp1, const MINT *mp2, const char *tname)
41{
42
43	if (mp_mcmp(mp1, mp2) == 0)
44		printf("ok %d - %s\n", ++tnr, tname);
45	else
46		printf("not ok - %d %s\n", ++tnr, tname);
47}
48
49static void
50testsimpel(void)
51{
52	const char str42[] = "2a";
53	MINT *t2;
54	char *s;
55
56	mp_madd(c42, c1, t0);
57	testmcmp(c43, t0, "madd0");
58	mp_madd(t0, c1, t0);
59	testmcmp(c44, t0, "madd1");
60	mp_msub(t0, c1, t0);
61	testmcmp(c43, t0, "msub0");
62	mp_msub(t0, c1, t0);
63	testmcmp(c42, t0, "msub1");
64	mp_move(c42, t0);
65	testmcmp(c42, t0, "move0");
66
67	t2 = mp_xtom(str42);
68	testmcmp(c42, t2, "xtom");
69	s = mp_mtox(t2);
70	if (strcmp(str42, s) == 0)
71		printf("ok %d - %s\n", ++tnr, "mtox0");
72	else
73		printf("not ok %d - %s\n", ++tnr, "mtox0");
74	mp_mfree(t2);
75}
76
77static void
78testgcd(void)
79{
80
81	mp_gcd(c10, c15, t0);
82	testmcmp(t0, c5, "gcd0");
83}
84
85static void
86testmsqrt(void)
87{
88
89	mp_msqrt(c25, t0, t1);
90	testmcmp(t0, c5, "msqrt0");
91	testmcmp(t1, c0, "msqrt1");
92	mp_msqrt(c42, t0, t1);
93	testmcmp(t0, c6, "msqrt2");
94	testmcmp(t1, c6, "msqrt3");
95}
96
97static void
98testdiv(void)
99{
100	short ro;
101	MINT *t2;
102
103	mp_mdiv(c42, c5, t0, t1);
104	testmcmp(t0, c8, "mdiv0");
105	testmcmp(t1, c2, "mdiv1");
106
107	mp_mdiv(c10, c8, t0, t1);
108	testmcmp(t0, c1, "mdiv2");
109	testmcmp(t1, c2, "mdiv3");
110
111	mp_sdiv(c42, 5, t0, &ro);
112	testmcmp(t0, c8, "sdiv0");
113	t2 = mp_itom(ro); // Simpler to use common testmcmp()
114	testmcmp(t2, c2, "sdiv1");
115	mp_mfree(t2);
116
117	mp_sdiv(c10, 8, t0, &ro);
118	testmcmp(t0, c1, "sdiv2");
119	t2 = mp_itom(ro); // Simpler to use common testmcmp()
120	testmcmp(t2, c2, "sdiv3");
121	mp_mfree(t2);
122}
123
124static void
125testmult(void)
126{
127
128	mp_mult(c5, c2, t0);
129	testmcmp(t0, c10, "mmult0");
130	mp_mult(c3, c14, t0);
131	testmcmp(t0, c42, "mmult1");
132}
133
134static void
135testpow(void)
136{
137
138	mp_pow(c2, c3, c10, t0);
139	testmcmp(t0, c8, "pow0");
140	mp_pow(c2, c3, c3, t0);
141	testmcmp(t0, c2, "pow1");
142	mp_rpow(c2, 3, t0);
143	testmcmp(t0, c8, "rpow0");
144}
145
146/*
147 * This program performs some very basic tests of libmp(3).  It is by
148 * no means expected to perform a complete test of the library for
149 * correctness, but is meant to test the API to make sure libmp (or
150 * libcrypto) updates don't totally break the library.
151 */
152int
153main(int argc, char *argv[])
154{
155
156	printf("1..25\n");
157
158	/*
159	 * Init "constants" variables - done in this somewhat
160	 * cumbersome way to in theory be able to check for memory
161	 * leaks.
162	 */
163	c0 = mp_itom(0);
164	c1 = mp_itom(1);
165	c2 = mp_itom(2);
166	c3 = mp_itom(3);
167	c5 = mp_itom(5);
168	c6 = mp_itom(6);
169	c8 = mp_itom(8);
170	c10 = mp_itom(10);
171	c14 = mp_itom(14);
172	c15 = mp_itom(15);
173	c25 = mp_itom(25);
174	c42 = mp_itom(42);
175	c43 = mp_itom(43);
176	c44 = mp_itom(44);
177	c45 = mp_itom(45);
178
179	// Init temp variables
180	t0 = mp_itom(0);
181	t1 = mp_itom(0);
182
183	// Run tests
184	testsimpel();
185	testgcd();
186	testdiv();
187	testmult();
188	testpow();
189	testmsqrt();
190
191	// Cleanup
192	mp_mfree(c0);
193	mp_mfree(c1);
194	mp_mfree(c2);
195	mp_mfree(c3);
196	mp_mfree(c5);
197	mp_mfree(c6);
198	mp_mfree(c8);
199	mp_mfree(c10);
200	mp_mfree(c14);
201	mp_mfree(c15);
202	mp_mfree(c25);
203	mp_mfree(c42);
204	mp_mfree(c43);
205	mp_mfree(c44);
206	mp_mfree(c45);
207	mp_mfree(t0);
208	mp_mfree(t1);
209
210	return (EX_OK);
211}
212