diff options
Diffstat (limited to 'src/regress/lib/libc/timingsafe')
-rw-r--r-- | src/regress/lib/libc/timingsafe/Makefile | 5 | ||||
-rw-r--r-- | src/regress/lib/libc/timingsafe/timingsafe.c | 68 |
2 files changed, 0 insertions, 73 deletions
diff --git a/src/regress/lib/libc/timingsafe/Makefile b/src/regress/lib/libc/timingsafe/Makefile deleted file mode 100644 index 9a679b61f8..0000000000 --- a/src/regress/lib/libc/timingsafe/Makefile +++ /dev/null | |||
@@ -1,5 +0,0 @@ | |||
1 | # $OpenBSD: Makefile,v 1.1 2014/06/13 01:55:02 matthew Exp $ | ||
2 | |||
3 | PROG= timingsafe | ||
4 | |||
5 | .include <bsd.regress.mk> | ||
diff --git a/src/regress/lib/libc/timingsafe/timingsafe.c b/src/regress/lib/libc/timingsafe/timingsafe.c deleted file mode 100644 index d768a808b6..0000000000 --- a/src/regress/lib/libc/timingsafe/timingsafe.c +++ /dev/null | |||
@@ -1,68 +0,0 @@ | |||
1 | /* $OpenBSD: timingsafe.c,v 1.4 2024/02/04 20:51:21 tb Exp $ */ | ||
2 | /* | ||
3 | * Copyright (c) 2014 Google Inc. | ||
4 | * | ||
5 | * Permission to use, copy, modify, and distribute this software for any | ||
6 | * purpose with or without fee is hereby granted, provided that the above | ||
7 | * copyright notice and this permission notice appear in all copies. | ||
8 | * | ||
9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | ||
12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | ||
14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | ||
15 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
16 | */ | ||
17 | |||
18 | #include <assert.h> | ||
19 | #include <stdlib.h> | ||
20 | #include <string.h> | ||
21 | |||
22 | #define ASSERT_EQ(a, b) assert((a) == (b)) | ||
23 | |||
24 | enum { | ||
25 | N = 8 | ||
26 | }; | ||
27 | |||
28 | static unsigned char bufone[N], buftwo[N]; | ||
29 | |||
30 | void | ||
31 | check(void) | ||
32 | { | ||
33 | int cmp = memcmp(bufone, buftwo, N); | ||
34 | |||
35 | /* Check for reflexivity. */ | ||
36 | ASSERT_EQ(0, timingsafe_bcmp(bufone, bufone, N)); | ||
37 | ASSERT_EQ(0, timingsafe_bcmp(buftwo, buftwo, N)); | ||
38 | ASSERT_EQ(0, timingsafe_memcmp(bufone, bufone, N)); | ||
39 | ASSERT_EQ(0, timingsafe_memcmp(buftwo, buftwo, N)); | ||
40 | |||
41 | /* Check that timingsafe_bcmp returns 0 iff memcmp returns 0. */ | ||
42 | ASSERT_EQ(cmp == 0, timingsafe_bcmp(bufone, buftwo, N) == 0); | ||
43 | |||
44 | /* Check that timingsafe_memcmp returns cmp... */ | ||
45 | ASSERT_EQ(cmp < 0, timingsafe_memcmp(bufone, buftwo, N) < 0); | ||
46 | |||
47 | /* ... or -cmp if the argument order is swapped. */ | ||
48 | ASSERT_EQ(-cmp < 0, timingsafe_memcmp(buftwo, bufone, N) < 0); | ||
49 | } | ||
50 | |||
51 | int | ||
52 | main(void) | ||
53 | { | ||
54 | int i, j; | ||
55 | |||
56 | for (i = 0; i < 10000; i++) { | ||
57 | arc4random_buf(bufone, N); | ||
58 | arc4random_buf(buftwo, N); | ||
59 | |||
60 | check(); | ||
61 | for (j = 0; j < N; j++) { | ||
62 | buftwo[j] = bufone[j]; | ||
63 | check(); | ||
64 | } | ||
65 | } | ||
66 | |||
67 | return (0); | ||
68 | } | ||