1/*	$NetBSD: t_chacha.c,v 1.4 2020/08/17 16:26:02 riastradh Exp $	*/
2
3/*-
4 * Copyright (c) 2020 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <sys/types.h>
30
31#include <crypto/chacha/chacha.h>
32#include <crypto/chacha/chacha_ref.h>
33
34#if defined(__i386__) || defined(__x86_64__)
35#include <crypto/chacha/arch/x86/chacha_sse2.h>
36#endif
37
38#if __ARM_ARCH >= 7
39#include <crypto/chacha/arch/arm/chacha_neon.h>
40#endif
41
42#include <atf-c.h>
43
44ATF_TC(chacha_ref_selftest);
45ATF_TC_HEAD(chacha_ref_selftest, tc)
46{
47
48	atf_tc_set_md_var(tc, "descr", "Portable C chacha_ref tests");
49}
50
51ATF_TC_BODY(chacha_ref_selftest, tc)
52{
53
54	if (chacha_ref_impl.ci_probe()) {
55		/*
56		 * chacha_ref is the portable software fallback, so
57		 * probe should never fail.
58		 */
59		atf_tc_fail("Portable C chacha_ref probe failed");
60	}
61
62	if (chacha_selftest(&chacha_ref_impl))
63		atf_tc_fail("Portable C chacha_ref self-test failed");
64}
65
66#define	CHACHA_SELFTEST(name, impl, descr)				      \
67ATF_TC(name);								      \
68ATF_TC_HEAD(name, tc)							      \
69{									      \
70									      \
71	atf_tc_set_md_var(tc, "descr", descr);				      \
72}									      \
73									      \
74ATF_TC_BODY(name, tc)							      \
75{									      \
76									      \
77	if ((impl)->ci_probe())						      \
78		atf_tc_skip("%s not supported on this hardware",	      \
79		    (impl)->ci_name);					      \
80	if (chacha_selftest(impl))					      \
81		atf_tc_fail("%s self-test failed", (impl)->ci_name);	      \
82}
83
84#if __ARM_ARCH >= 7
85CHACHA_SELFTEST(chacha_neon_selftest, &chacha_neon_impl,
86    "ARM NEON ChaCha self-test")
87#endif
88
89#if defined(__i386__) || defined(__x86_64__)
90CHACHA_SELFTEST(chacha_sse2_selftest, &chacha_sse2_impl,
91    "x86 SSE2 ChaCha self-test")
92#endif
93
94ATF_TP_ADD_TCS(tp)
95{
96
97	ATF_TP_ADD_TC(tp, chacha_ref_selftest);
98
99#if __ARM_ARCH >= 7
100	ATF_TP_ADD_TC(tp, chacha_neon_selftest);
101#endif
102
103#if defined(__i386__) || defined(__x86_64__)
104	ATF_TP_ADD_TC(tp, chacha_sse2_selftest);
105#endif
106
107	return atf_no_error();
108}
109