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
113
114
115
116
117
118
119
120
121
122
123
124
|
/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: clib/test/checksum.c $ */
/* */
/* OpenPOWER FFS Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2014,2015 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
#include <stdio.h>
#include <stdlib.h>
#include <clib/checksum.h>
#include <clib/exception.h>
int main(void)
{
unsigned int i;
uint8_t *buf = malloc(32);
uint8_t align[8] = { 0x01, 0x02, 0x04, 0x08,
0x10, 0x20, 0x40, 0x80 };
uint8_t unaligned1[9] = { 0x11, 0x11, 0x11, 0x11,
0x22, 0x22, 0x22, 0x22, 0x33 };
uint8_t unaligned2[10] = { 0x11, 0x11, 0x11, 0x11,
0x22, 0x22, 0x22, 0x22, 0x33, 0x33 };
uint8_t unaligned3[11] = { 0x11, 0x11, 0x11, 0x11,
0x22, 0x22, 0x22, 0x22, 0x33, 0x33, 0x33 };
memcpy(buf, align, sizeof(align));
uint32_t csum = memcpy_checksum(NULL, buf, sizeof(align));
if (csum != 0x11224488) {
printf("fail %d a:%08x e:%08x\n", __LINE__, csum, 0x11224488);
return 1;
}
memcpy(buf, unaligned1, sizeof(unaligned1));
csum = memcpy_checksum(NULL, buf, sizeof(unaligned1));
if (csum != 0x00333333) {
printf("fail %d a:%08x e:%08x\n", __LINE__, csum, 0x00333333);
return 1;
}
memcpy(buf, unaligned2, sizeof(unaligned2));
csum = memcpy_checksum(NULL, buf, sizeof(unaligned2));
if (csum != 0x00003333) {
printf("fail %d a:%08x e:%08x\n", __LINE__, csum, 0x00003333);
return 1;
}
memcpy(buf, unaligned3, sizeof(unaligned3));
csum = memcpy_checksum(NULL, buf, sizeof(unaligned3));
if (csum != 0x00000033) {
printf("fail %d a:%08x e:%08x\n", __LINE__, csum, 0x00000033);
return 1;
}
char dst[16];
csum = memcpy_checksum(dst, align, sizeof(align));
if (csum != 0x11224488) {
printf("fail %d a:%08x e:%08x\n", __LINE__, csum, 0x11224488);
return 1;
}
csum = memcpy_checksum(dst, unaligned1, sizeof(unaligned1));
for (i = 0; i < sizeof(unaligned1); i++) {
if (dst[i] != unaligned1[i])
printf("fail %d byte %i a:%08x e:%08x\n",
__LINE__, i, dst[i], unaligned1[i]);
}
if (csum != 0x00333333) {
printf("fail %d a:%08x e:%08x\n", __LINE__, csum, 0x00333333);
return 1;
}
csum = memcpy_checksum(dst, unaligned2, sizeof(unaligned2));
for (i = 0; i < sizeof(unaligned2); i++) {
if (dst[i] != unaligned2[i])
printf("fail %d byte %i a:%08x e:%08x\n",
__LINE__, i, dst[i], unaligned2[i]);
}
if (csum != 0x00003333) {
printf("fail %d a:%08x e:%08x\n", __LINE__, csum, 0x00003333);
return 1;
}
csum = memcpy_checksum(dst, unaligned3, sizeof(unaligned3));
for (i = 0; i < sizeof(unaligned3); i++) {
if (dst[i] != unaligned3[i])
printf("fail %d byte %i a:%08x e:%08x\n",
__LINE__, i, dst[i], unaligned3[i]);
}
if (csum != 0x00000033) {
printf("fail %d a:%08x e:%08x\n", __LINE__, csum, 0x00000033);
return 1;
}
#if 0
exception_t ex;
try {
(void)memcpy_checksum(NULL, &align[1], sizeof(align) - 1);
} else (ex) {
printf("Hey, what's this in the weeds? It's a baby, awesome!\n");
} end_try;
#endif
return 0;
}
|
