include/uapi/linux/cryptouser.h

   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_REPORT_SIG,          /* struct crypto_report_sig */
  68         __CRYPTOCFGA_MAX
  69
  70 #define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1)
  71 };
  72
  73 struct crypto_user_alg {
  74         char cru_name[CRYPTO_MAX_NAME];
  75         char cru_driver_name[CRYPTO_MAX_NAME];
  76         char cru_module_name[CRYPTO_MAX_NAME];
  77         __u32 cru_type;
  78         __u32 cru_mask;
  79         __u32 cru_refcnt;
  80         __u32 cru_flags;
  81 };
  82
  83 /* No longer supported, do not use. */
  84 struct crypto_stat_aead {
  85         char type[CRYPTO_MAX_NAME];
  86         __u64 stat_encrypt_cnt;
  87         __u64 stat_encrypt_tlen;
  88         __u64 stat_decrypt_cnt;
  89         __u64 stat_decrypt_tlen;
  90         __u64 stat_err_cnt;
  91 };
  92
  93 /* No longer supported, do not use. */
  94 struct crypto_stat_akcipher {
  95         char type[CRYPTO_MAX_NAME];
  96         __u64 stat_encrypt_cnt;
  97         __u64 stat_encrypt_tlen;
  98         __u64 stat_decrypt_cnt;
  99         __u64 stat_decrypt_tlen;
 100         __u64 stat_verify_cnt;
 101         __u64 stat_sign_cnt;
 102         __u64 stat_err_cnt;
 103 };
 104
 105 /* No longer supported, do not use. */
 106 struct crypto_stat_cipher {
 107         char type[CRYPTO_MAX_NAME];
 108         __u64 stat_encrypt_cnt;
 109         __u64 stat_encrypt_tlen;
 110         __u64 stat_decrypt_cnt;
 111         __u64 stat_decrypt_tlen;
 112         __u64 stat_err_cnt;
 113 };
 114
 115 /* No longer supported, do not use. */
 116 struct crypto_stat_compress {
 117         char type[CRYPTO_MAX_NAME];
 118         __u64 stat_compress_cnt;
 119         __u64 stat_compress_tlen;
 120         __u64 stat_decompress_cnt;
 121         __u64 stat_decompress_tlen;
 122         __u64 stat_err_cnt;
 123 };
 124
 125 /* No longer supported, do not use. */
 126 struct crypto_stat_hash {
 127         char type[CRYPTO_MAX_NAME];
 128         __u64 stat_hash_cnt;
 129         __u64 stat_hash_tlen;
 130         __u64 stat_err_cnt;
 131 };
 132
 133 /* No longer supported, do not use. */
 134 struct crypto_stat_kpp {
 135         char type[CRYPTO_MAX_NAME];
 136         __u64 stat_setsecret_cnt;
 137         __u64 stat_generate_public_key_cnt;
 138         __u64 stat_compute_shared_secret_cnt;
 139         __u64 stat_err_cnt;
 140 };
 141
 142 /* No longer supported, do not use. */
 143 struct crypto_stat_rng {
 144         char type[CRYPTO_MAX_NAME];
 145         __u64 stat_generate_cnt;
 146         __u64 stat_generate_tlen;
 147         __u64 stat_seed_cnt;
 148         __u64 stat_err_cnt;
 149 };
 150
 151 /* No longer supported, do not use. */
 152 struct crypto_stat_larval {
 153         char type[CRYPTO_MAX_NAME];
 154 };
 155
 156 struct crypto_report_larval {
 157         char type[CRYPTO_MAX_NAME];
 158 };
 159
 160 struct crypto_report_hash {
 161         char type[CRYPTO_MAX_NAME];
 162         unsigned int blocksize;
 163         unsigned int digestsize;
 164 };
 165
 166 struct crypto_report_cipher {
 167         char type[CRYPTO_MAX_NAME];
 168         unsigned int blocksize;
 169         unsigned int min_keysize;
 170         unsigned int max_keysize;
 171 };
 172
 173 struct crypto_report_blkcipher {
 174         char type[CRYPTO_MAX_NAME];
 175         char geniv[CRYPTO_MAX_NAME];
 176         unsigned int blocksize;
 177         unsigned int min_keysize;
 178         unsigned int max_keysize;
 179         unsigned int ivsize;
 180 };
 181
 182 struct crypto_report_aead {
 183         char type[CRYPTO_MAX_NAME];
 184         char geniv[CRYPTO_MAX_NAME];
 185         unsigned int blocksize;
 186         unsigned int maxauthsize;
 187         unsigned int ivsize;
 188 };
 189
 190 struct crypto_report_comp {
 191         char type[CRYPTO_MAX_NAME];
 192 };
 193
 194 struct crypto_report_rng {
 195         char type[CRYPTO_MAX_NAME];
 196         unsigned int seedsize;
 197 };
 198
 199 struct crypto_report_akcipher {
 200         char type[CRYPTO_MAX_NAME];
 201 };
 202
 203 struct crypto_report_kpp {
 204         char type[CRYPTO_MAX_NAME];
 205 };
 206
 207 struct crypto_report_acomp {
 208         char type[CRYPTO_MAX_NAME];
 209 };
 210
 211 struct crypto_report_sig {
 212         char type[CRYPTO_MAX_NAME];
 213 };
 214
 215 #define CRYPTO_REPORT_MAXSIZE (sizeof(struct crypto_user_alg) + \
 216                                sizeof(struct crypto_report_blkcipher))
 217
 218 #endif /* _UAPI_LINUX_CRYPTOUSER_H */