xref: /linux/include/uapi/linux/cryptouser.h (revision 621cde16e49b3ecf7d59a8106a20aaebfb4a59a9)
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