1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
|
/*
* Copyright 2011 David Joseph.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdbool.h>
#include <ck_pr.h>
#include "../../common.h"
#define REPEAT 2000000
#define TEST_BTX(K, S, M, T, L, P, D, R) \
static bool \
test_##K##_##S(M *target, int offset) \
{ \
T previous; \
const L change = R (0x01 << offset); \
\
previous = (T)*target; \
*target = previous P change; \
return ((previous >> offset) & 0x01); \
} \
static void \
run_test_##K##_##S(void) \
{ \
int i, offset, m; \
bool serial_t, ck_pr_t; \
T x = 65535, y = 65535; \
\
common_srand((unsigned int)getpid()); \
m = sizeof(T) * 8; \
\
puts("***TESTING ck_pr_"#K"_"#S"***"); \
for (i = 0; i < REPEAT; ++i) { \
offset = common_rand() % m; \
serial_t = test_##K##_##S(&x, offset); \
ck_pr_t = ck_pr_##K##_##S(&y, offset); \
\
if (serial_t != ck_pr_t || x != y ) { \
printf("Serial(%"#D") and ck_pr(%"#D")" \
#K"_"#S " do not match.\n" \
"FAILURE.\n", \
serial_t, ck_pr_t); \
\
return; \
} \
} \
printf("\tserial_"#K"_"#S": %"#D"\n" \
"\tck_pr_"#K"_"#S": %"#D"\n" \
"SUCCESS.\n", \
x, y); \
\
return; \
}
#define TEST_BTX_S(K, S, T, P, D, R) TEST_BTX(K, S, T, T, T, P, D, R)
#define GENERATE_TEST(K, P, R) \
TEST_BTX_S(K, int, int, P, d, R) \
TEST_BTX_S(K, uint, unsigned int, P, u, R) \
static void \
run_test_##K(void) \
{ \
run_test_##K##_int(); \
run_test_##K##_uint(); \
\
return; \
}
GENERATE_TEST(btc, ^, 0+)
GENERATE_TEST(btr, &, ~)
GENERATE_TEST(bts, |, 0+)
#undef GENERATE_TEST
#undef TEST_BTX_S
#undef TEST_BTX
int
main(void)
{
run_test_btc();
run_test_btr();
run_test_bts();
return (0);
}
|
