1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3 * Crypto user configuration API.
4 *
5 * Copyright (C) 2011 secunet Security Networks AG
6 * Copyright (C) 2011 Steffen Klassert <steffen.klassert@secunet.com>
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms and conditions of the GNU General Public License,
10 * version 2, as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * more details.
16 *
17 * You should have received a copy of the GNU General Public License along with
18 * this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
20 */
21
22 #ifndef _UAPI_LINUX_CRYPTOUSER_H
23 #define _UAPI_LINUX_CRYPTOUSER_H
24
25 #include <linux/types.h>
26
27 /* Netlink configuration messages. */
28 enum {
29 CRYPTO_MSG_BASE = 0x10,
30 CRYPTO_MSG_NEWALG = 0x10,
31 CRYPTO_MSG_DELALG,
32 CRYPTO_MSG_UPDATEALG,
33 CRYPTO_MSG_GETALG,
34 CRYPTO_MSG_DELRNG,
35 CRYPTO_MSG_GETSTAT, /* No longer supported, do not use. */
36 __CRYPTO_MSG_MAX
37 };
38 #define CRYPTO_MSG_MAX (__CRYPTO_MSG_MAX - 1)
39 #define CRYPTO_NR_MSGTYPES (CRYPTO_MSG_MAX + 1 - CRYPTO_MSG_BASE)
40
41 #define CRYPTO_MAX_NAME 64
42
43 /* Netlink message attributes. */
44 enum crypto_attr_type_t {
45 CRYPTOCFGA_UNSPEC,
46 CRYPTOCFGA_PRIORITY_VAL, /* __u32 */
47 CRYPTOCFGA_REPORT_LARVAL, /* struct crypto_report_larval */
48 CRYPTOCFGA_REPORT_HASH, /* struct crypto_report_hash */
49 CRYPTOCFGA_REPORT_BLKCIPHER, /* struct crypto_report_blkcipher */
50 CRYPTOCFGA_REPORT_AEAD, /* struct crypto_report_aead */
51 CRYPTOCFGA_REPORT_COMPRESS, /* struct crypto_report_comp */
52 CRYPTOCFGA_REPORT_RNG, /* struct crypto_report_rng */
53 CRYPTOCFGA_REPORT_CIPHER, /* struct crypto_report_cipher */
54 CRYPTOCFGA_REPORT_AKCIPHER, /* struct crypto_report_akcipher */
55 CRYPTOCFGA_REPORT_KPP, /* struct crypto_report_kpp */
56 CRYPTOCFGA_REPORT_ACOMP, /* struct crypto_report_acomp */
57 CRYPTOCFGA_STAT_LARVAL, /* No longer supported, do not use. */
58 CRYPTOCFGA_STAT_HASH, /* No longer supported, do not use. */
59 CRYPTOCFGA_STAT_BLKCIPHER, /* No longer supported, do not use. */
60 CRYPTOCFGA_STAT_AEAD, /* No longer supported, do not use. */
61 CRYPTOCFGA_STAT_COMPRESS, /* No longer supported, do not use. */
62 CRYPTOCFGA_STAT_RNG, /* No longer supported, do not use. */
63 CRYPTOCFGA_STAT_CIPHER, /* No longer supported, do not use. */
64 CRYPTOCFGA_STAT_AKCIPHER, /* No longer supported, do not use. */
65 CRYPTOCFGA_STAT_KPP, /* No longer supported, do not use. */
66 CRYPTOCFGA_STAT_ACOMP, /* No longer supported, do not use. */
67 __CRYPTOCFGA_MAX
68
69 #define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1)
70 };
71
72 struct crypto_user_alg {
73 char cru_name[CRYPTO_MAX_NAME];
74 char cru_driver_name[CRYPTO_MAX_NAME];
75 char cru_module_name[CRYPTO_MAX_NAME];
76 __u32 cru_type;
77 __u32 cru_mask;
78 __u32 cru_refcnt;
79 __u32 cru_flags;
80 };
81
82 /* No longer supported, do not use. */
83 struct crypto_stat_aead {
84 char type[CRYPTO_MAX_NAME];
85 __u64 stat_encrypt_cnt;
86 __u64 stat_encrypt_tlen;
87 __u64 stat_decrypt_cnt;
88 __u64 stat_decrypt_tlen;
89 __u64 stat_err_cnt;
90 };
91
92 /* No longer supported, do not use. */
93 struct crypto_stat_akcipher {
94 char type[CRYPTO_MAX_NAME];
95 __u64 stat_encrypt_cnt;
96 __u64 stat_encrypt_tlen;
97 __u64 stat_decrypt_cnt;
98 __u64 stat_decrypt_tlen;
99 __u64 stat_verify_cnt;
100 __u64 stat_sign_cnt;
101 __u64 stat_err_cnt;
102 };
103
104 /* No longer supported, do not use. */
105 struct crypto_stat_cipher {
106 char type[CRYPTO_MAX_NAME];
107 __u64 stat_encrypt_cnt;
108 __u64 stat_encrypt_tlen;
109 __u64 stat_decrypt_cnt;
110 __u64 stat_decrypt_tlen;
111 __u64 stat_err_cnt;
112 };
113
114 /* No longer supported, do not use. */
115 struct crypto_stat_compress {
116 char type[CRYPTO_MAX_NAME];
117 __u64 stat_compress_cnt;
118 __u64 stat_compress_tlen;
119 __u64 stat_decompress_cnt;
120 __u64 stat_decompress_tlen;
121 __u64 stat_err_cnt;
122 };
123
124 /* No longer supported, do not use. */
125 struct crypto_stat_hash {
126 char type[CRYPTO_MAX_NAME];
127 __u64 stat_hash_cnt;
128 __u64 stat_hash_tlen;
129 __u64 stat_err_cnt;
130 };
131
132 /* No longer supported, do not use. */
133 struct crypto_stat_kpp {
134 char type[CRYPTO_MAX_NAME];
135 __u64 stat_setsecret_cnt;
136 __u64 stat_generate_public_key_cnt;
137 __u64 stat_compute_shared_secret_cnt;
138 __u64 stat_err_cnt;
139 };
140
141 /* No longer supported, do not use. */
142 struct crypto_stat_rng {
143 char type[CRYPTO_MAX_NAME];
144 __u64 stat_generate_cnt;
145 __u64 stat_generate_tlen;
146 __u64 stat_seed_cnt;
147 __u64 stat_err_cnt;
148 };
149
150 /* No longer supported, do not use. */
151 struct crypto_stat_larval {
152 char type[CRYPTO_MAX_NAME];
153 };
154
155 struct crypto_report_larval {
156 char type[CRYPTO_MAX_NAME];
157 };
158
159 struct crypto_report_hash {
160 char type[CRYPTO_MAX_NAME];
161 unsigned int blocksize;
162 unsigned int digestsize;
163 };
164
165 struct crypto_report_cipher {
166 char type[CRYPTO_MAX_NAME];
167 unsigned int blocksize;
168 unsigned int min_keysize;
169 unsigned int max_keysize;
170 };
171
172 struct crypto_report_blkcipher {
173 char type[CRYPTO_MAX_NAME];
174 char geniv[CRYPTO_MAX_NAME];
175 unsigned int blocksize;
176 unsigned int min_keysize;
177 unsigned int max_keysize;
178 unsigned int ivsize;
179 };
180
181 struct crypto_report_aead {
182 char type[CRYPTO_MAX_NAME];
183 char geniv[CRYPTO_MAX_NAME];
184 unsigned int blocksize;
185 unsigned int maxauthsize;
186 unsigned int ivsize;
187 };
188
189 struct crypto_report_comp {
190 char type[CRYPTO_MAX_NAME];
191 };
192
193 struct crypto_report_rng {
194 char type[CRYPTO_MAX_NAME];
195 unsigned int seedsize;
196 };
197
198 struct crypto_report_akcipher {
199 char type[CRYPTO_MAX_NAME];
200 };
201
202 struct crypto_report_kpp {
203 char type[CRYPTO_MAX_NAME];
204 };
205
206 struct crypto_report_acomp {
207 char type[CRYPTO_MAX_NAME];
208 };
209
210 #define CRYPTO_REPORT_MAXSIZE (sizeof(struct crypto_user_alg) + \
211 sizeof(struct crypto_report_blkcipher))
212
213 #endif /* _UAPI_LINUX_CRYPTOUSER_H */
214
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