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
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
/*
* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
* Copyright (c) 2017-2021 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include <stdio.h>
#include <stdint.h>
#include "test_nlattr.h"
#include <linux/cryptouser.h>
#define XLAT_MACROS_ONLY
# include "xlat/netlink_protocols.h"
#undef XLAT_MACROS_ONLY
#define CRYPTOCFGA_REPORT_LARVAL 2
static void
init_crypto_user_alg(struct nlmsghdr *const nlh, const unsigned int msg_len)
{
SET_STRUCT(struct nlmsghdr, nlh,
.nlmsg_len = msg_len,
.nlmsg_type = CRYPTO_MSG_GETALG,
.nlmsg_flags = NLM_F_DUMP
);
struct crypto_user_alg *const alg = NLMSG_DATA(nlh);
SET_STRUCT(struct crypto_user_alg, alg,
.cru_name = "abcd",
.cru_driver_name = "efgh",
.cru_module_name = "ijkl",
);
}
static void
print_crypto_user_alg(const unsigned int msg_len)
{
printf("{nlmsg_len=%u, nlmsg_type=CRYPTO_MSG_GETALG"
", nlmsg_flags=NLM_F_DUMP, nlmsg_seq=0, nlmsg_pid=0}"
", {cru_name=\"abcd\", cru_driver_name=\"efgh\""
", cru_module_name=\"ijkl\", cru_type=0"
", cru_mask=0, cru_refcnt=0, cru_flags=0}",
msg_len);
}
int
main(void)
{
skip_if_unavailable("/proc/self/fd/");
const int fd = create_nl_socket(NETLINK_CRYPTO);
const unsigned int hdrlen = sizeof(struct crypto_user_alg);
/*
* There are also other structures, but they are not bigger than
* DEFAULT_STRLEN so far.
*/
void *const nlh0 = midtail_alloc(NLMSG_SPACE(hdrlen),
NLA_HDRLEN + DEFAULT_STRLEN);
static char pattern[4096];
fill_memory_ex(pattern, sizeof(pattern), 'a', 'z' - 'a' + 1);
char *const str = tail_alloc(DEFAULT_STRLEN);
fill_memory_ex(str, DEFAULT_STRLEN, '0', 10);
TEST_NLATTR(fd, nlh0, hdrlen,
init_crypto_user_alg, print_crypto_user_alg,
CRYPTOCFGA_REPORT_LARVAL,
DEFAULT_STRLEN, str, DEFAULT_STRLEN,
printf("{type=\"%.*s\"...}", DEFAULT_STRLEN, str));
str[DEFAULT_STRLEN - 1] = '\0';
TEST_NLATTR(fd, nlh0, hdrlen,
init_crypto_user_alg, print_crypto_user_alg,
CRYPTOCFGA_REPORT_LARVAL,
DEFAULT_STRLEN, str, DEFAULT_STRLEN,
printf("{type=\"%s\"}", str));
static const struct crypto_report_hash rhash = {
.type = "efgh",
.blocksize = 0xabcdefdc,
.digestsize = 0xfebcdacd
};
TEST_NLATTR_OBJECT_EX(fd, nlh0, hdrlen,
init_crypto_user_alg, print_crypto_user_alg,
CRYPTOCFGA_REPORT_HASH,
pattern, rhash, sizeof(rhash),
print_quoted_memory,
printf("{type=\"efgh\"");
printf(", ");
PRINT_FIELD_U(rhash, blocksize);
printf(", ");
PRINT_FIELD_U(rhash, digestsize);
printf("}"));
static const struct crypto_report_blkcipher rblkcipher = {
.type = "abcd",
.geniv = "efgh",
.blocksize = 0xabcdefac,
.min_keysize = 0xfeadbcda,
.max_keysize = 0xbdacdeac,
.ivsize = 0xefacbdac
};
TEST_NLATTR_OBJECT_EX(fd, nlh0, hdrlen,
init_crypto_user_alg, print_crypto_user_alg,
CRYPTOCFGA_REPORT_BLKCIPHER,
pattern, rblkcipher, sizeof(rblkcipher),
print_quoted_memory,
printf("{type=\"abcd\", geniv=\"efgh\"");
printf(", ");
PRINT_FIELD_U(rblkcipher, blocksize);
printf(", ");
PRINT_FIELD_U(rblkcipher, min_keysize);
printf(", ");
PRINT_FIELD_U(rblkcipher, max_keysize);
printf(", ");
PRINT_FIELD_U(rblkcipher, ivsize);
printf("}"));
static const struct crypto_report_aead raead = {
.type = "abcd",
.geniv = "efgh",
.blocksize = 0xbaefdbac,
.maxauthsize = 0xfdbdbcda,
.ivsize = 0xacbefdac
};
TEST_NLATTR_OBJECT_EX(fd, nlh0, hdrlen,
init_crypto_user_alg, print_crypto_user_alg,
CRYPTOCFGA_REPORT_AEAD,
pattern, raead, sizeof(raead),
print_quoted_memory,
printf("{type=\"abcd\", geniv=\"efgh\"");
printf(", ");
PRINT_FIELD_U(raead, blocksize);
printf(", ");
PRINT_FIELD_U(raead, maxauthsize);
printf(", ");
PRINT_FIELD_U(raead, ivsize);
printf("}"));
static const struct crypto_report_rng rrng = {
.type = "abcd",
.seedsize = 0xabcdefac
};
TEST_NLATTR_OBJECT_EX(fd, nlh0, hdrlen,
init_crypto_user_alg, print_crypto_user_alg,
CRYPTOCFGA_REPORT_RNG,
pattern, rrng, sizeof(rrng), print_quoted_memory,
printf("{type=\"abcd\"");
printf(", ");
PRINT_FIELD_U(rrng, seedsize);
printf("}"));
static const struct crypto_report_cipher rcipher = {
.type = "abcd",
.blocksize = 0xabcdefac,
.min_keysize = 0xfeadbcda,
.max_keysize = 0xbdacdeac,
};
TEST_NLATTR_OBJECT_EX(fd, nlh0, hdrlen,
init_crypto_user_alg, print_crypto_user_alg,
CRYPTOCFGA_REPORT_CIPHER,
pattern, rcipher, sizeof(rcipher),
print_quoted_memory,
printf("{type=\"abcd\"");
printf(", ");
PRINT_FIELD_U(rcipher, blocksize);
printf(", ");
PRINT_FIELD_U(rcipher, min_keysize);
printf(", ");
PRINT_FIELD_U(rcipher, max_keysize);
printf("}"));
puts("+++ exited with 0 +++");
return 0;
}
|
