/usr/powerpc-linux-gnu/include/linux/virtio_crypto.h is in linux-libc-dev-powerpc-cross 4.15.0-18.19cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 | #ifndef _VIRTIO_CRYPTO_H
#define _VIRTIO_CRYPTO_H
/* This header is BSD licensed so anyone can use the definitions to implement
* compatible drivers/servers.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of IBM nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL IBM OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <linux/types.h>
#include <linux/virtio_types.h>
#include <linux/virtio_ids.h>
#include <linux/virtio_config.h>
#define VIRTIO_CRYPTO_SERVICE_CIPHER 0
#define VIRTIO_CRYPTO_SERVICE_HASH 1
#define VIRTIO_CRYPTO_SERVICE_MAC 2
#define VIRTIO_CRYPTO_SERVICE_AEAD 3
#define VIRTIO_CRYPTO_OPCODE(service, op) (((service) << 8) | (op))
struct virtio_crypto_ctrl_header {
#define VIRTIO_CRYPTO_CIPHER_CREATE_SESSION \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_CIPHER, 0x02)
#define VIRTIO_CRYPTO_CIPHER_DESTROY_SESSION \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_CIPHER, 0x03)
#define VIRTIO_CRYPTO_HASH_CREATE_SESSION \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_HASH, 0x02)
#define VIRTIO_CRYPTO_HASH_DESTROY_SESSION \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_HASH, 0x03)
#define VIRTIO_CRYPTO_MAC_CREATE_SESSION \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_MAC, 0x02)
#define VIRTIO_CRYPTO_MAC_DESTROY_SESSION \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_MAC, 0x03)
#define VIRTIO_CRYPTO_AEAD_CREATE_SESSION \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x02)
#define VIRTIO_CRYPTO_AEAD_DESTROY_SESSION \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x03)
__le32 opcode;
__le32 algo;
__le32 flag;
/* data virtqueue id */
__le32 queue_id;
};
struct virtio_crypto_cipher_session_para {
#define VIRTIO_CRYPTO_NO_CIPHER 0
#define VIRTIO_CRYPTO_CIPHER_ARC4 1
#define VIRTIO_CRYPTO_CIPHER_AES_ECB 2
#define VIRTIO_CRYPTO_CIPHER_AES_CBC 3
#define VIRTIO_CRYPTO_CIPHER_AES_CTR 4
#define VIRTIO_CRYPTO_CIPHER_DES_ECB 5
#define VIRTIO_CRYPTO_CIPHER_DES_CBC 6
#define VIRTIO_CRYPTO_CIPHER_3DES_ECB 7
#define VIRTIO_CRYPTO_CIPHER_3DES_CBC 8
#define VIRTIO_CRYPTO_CIPHER_3DES_CTR 9
#define VIRTIO_CRYPTO_CIPHER_KASUMI_F8 10
#define VIRTIO_CRYPTO_CIPHER_SNOW3G_UEA2 11
#define VIRTIO_CRYPTO_CIPHER_AES_F8 12
#define VIRTIO_CRYPTO_CIPHER_AES_XTS 13
#define VIRTIO_CRYPTO_CIPHER_ZUC_EEA3 14
__le32 algo;
/* length of key */
__le32 keylen;
#define VIRTIO_CRYPTO_OP_ENCRYPT 1
#define VIRTIO_CRYPTO_OP_DECRYPT 2
/* encrypt or decrypt */
__le32 op;
__le32 padding;
};
struct virtio_crypto_session_input {
/* Device-writable part */
__le64 session_id;
__le32 status;
__le32 padding;
};
struct virtio_crypto_cipher_session_req {
struct virtio_crypto_cipher_session_para para;
__u8 padding[32];
};
struct virtio_crypto_hash_session_para {
#define VIRTIO_CRYPTO_NO_HASH 0
#define VIRTIO_CRYPTO_HASH_MD5 1
#define VIRTIO_CRYPTO_HASH_SHA1 2
#define VIRTIO_CRYPTO_HASH_SHA_224 3
#define VIRTIO_CRYPTO_HASH_SHA_256 4
#define VIRTIO_CRYPTO_HASH_SHA_384 5
#define VIRTIO_CRYPTO_HASH_SHA_512 6
#define VIRTIO_CRYPTO_HASH_SHA3_224 7
#define VIRTIO_CRYPTO_HASH_SHA3_256 8
#define VIRTIO_CRYPTO_HASH_SHA3_384 9
#define VIRTIO_CRYPTO_HASH_SHA3_512 10
#define VIRTIO_CRYPTO_HASH_SHA3_SHAKE128 11
#define VIRTIO_CRYPTO_HASH_SHA3_SHAKE256 12
__le32 algo;
/* hash result length */
__le32 hash_result_len;
__u8 padding[8];
};
struct virtio_crypto_hash_create_session_req {
struct virtio_crypto_hash_session_para para;
__u8 padding[40];
};
struct virtio_crypto_mac_session_para {
#define VIRTIO_CRYPTO_NO_MAC 0
#define VIRTIO_CRYPTO_MAC_HMAC_MD5 1
#define VIRTIO_CRYPTO_MAC_HMAC_SHA1 2
#define VIRTIO_CRYPTO_MAC_HMAC_SHA_224 3
#define VIRTIO_CRYPTO_MAC_HMAC_SHA_256 4
#define VIRTIO_CRYPTO_MAC_HMAC_SHA_384 5
#define VIRTIO_CRYPTO_MAC_HMAC_SHA_512 6
#define VIRTIO_CRYPTO_MAC_CMAC_3DES 25
#define VIRTIO_CRYPTO_MAC_CMAC_AES 26
#define VIRTIO_CRYPTO_MAC_KASUMI_F9 27
#define VIRTIO_CRYPTO_MAC_SNOW3G_UIA2 28
#define VIRTIO_CRYPTO_MAC_GMAC_AES 41
#define VIRTIO_CRYPTO_MAC_GMAC_TWOFISH 42
#define VIRTIO_CRYPTO_MAC_CBCMAC_AES 49
#define VIRTIO_CRYPTO_MAC_CBCMAC_KASUMI_F9 50
#define VIRTIO_CRYPTO_MAC_XCBC_AES 53
__le32 algo;
/* hash result length */
__le32 hash_result_len;
/* length of authenticated key */
__le32 auth_key_len;
__le32 padding;
};
struct virtio_crypto_mac_create_session_req {
struct virtio_crypto_mac_session_para para;
__u8 padding[40];
};
struct virtio_crypto_aead_session_para {
#define VIRTIO_CRYPTO_NO_AEAD 0
#define VIRTIO_CRYPTO_AEAD_GCM 1
#define VIRTIO_CRYPTO_AEAD_CCM 2
#define VIRTIO_CRYPTO_AEAD_CHACHA20_POLY1305 3
__le32 algo;
/* length of key */
__le32 key_len;
/* hash result length */
__le32 hash_result_len;
/* length of the additional authenticated data (AAD) in bytes */
__le32 aad_len;
/* encrypt or decrypt, See above VIRTIO_CRYPTO_OP_* */
__le32 op;
__le32 padding;
};
struct virtio_crypto_aead_create_session_req {
struct virtio_crypto_aead_session_para para;
__u8 padding[32];
};
struct virtio_crypto_alg_chain_session_para {
#define VIRTIO_CRYPTO_SYM_ALG_CHAIN_ORDER_HASH_THEN_CIPHER 1
#define VIRTIO_CRYPTO_SYM_ALG_CHAIN_ORDER_CIPHER_THEN_HASH 2
__le32 alg_chain_order;
/* Plain hash */
#define VIRTIO_CRYPTO_SYM_HASH_MODE_PLAIN 1
/* Authenticated hash (mac) */
#define VIRTIO_CRYPTO_SYM_HASH_MODE_AUTH 2
/* Nested hash */
#define VIRTIO_CRYPTO_SYM_HASH_MODE_NESTED 3
__le32 hash_mode;
struct virtio_crypto_cipher_session_para cipher_param;
union {
struct virtio_crypto_hash_session_para hash_param;
struct virtio_crypto_mac_session_para mac_param;
__u8 padding[16];
} u;
/* length of the additional authenticated data (AAD) in bytes */
__le32 aad_len;
__le32 padding;
};
struct virtio_crypto_alg_chain_session_req {
struct virtio_crypto_alg_chain_session_para para;
};
struct virtio_crypto_sym_create_session_req {
union {
struct virtio_crypto_cipher_session_req cipher;
struct virtio_crypto_alg_chain_session_req chain;
__u8 padding[48];
} u;
/* Device-readable part */
/* No operation */
#define VIRTIO_CRYPTO_SYM_OP_NONE 0
/* Cipher only operation on the data */
#define VIRTIO_CRYPTO_SYM_OP_CIPHER 1
/*
* Chain any cipher with any hash or mac operation. The order
* depends on the value of alg_chain_order param
*/
#define VIRTIO_CRYPTO_SYM_OP_ALGORITHM_CHAINING 2
__le32 op_type;
__le32 padding;
};
struct virtio_crypto_destroy_session_req {
/* Device-readable part */
__le64 session_id;
__u8 padding[48];
};
/* The request of the control virtqueue's packet */
struct virtio_crypto_op_ctrl_req {
struct virtio_crypto_ctrl_header header;
union {
struct virtio_crypto_sym_create_session_req
sym_create_session;
struct virtio_crypto_hash_create_session_req
hash_create_session;
struct virtio_crypto_mac_create_session_req
mac_create_session;
struct virtio_crypto_aead_create_session_req
aead_create_session;
struct virtio_crypto_destroy_session_req
destroy_session;
__u8 padding[56];
} u;
};
struct virtio_crypto_op_header {
#define VIRTIO_CRYPTO_CIPHER_ENCRYPT \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_CIPHER, 0x00)
#define VIRTIO_CRYPTO_CIPHER_DECRYPT \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_CIPHER, 0x01)
#define VIRTIO_CRYPTO_HASH \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_HASH, 0x00)
#define VIRTIO_CRYPTO_MAC \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_MAC, 0x00)
#define VIRTIO_CRYPTO_AEAD_ENCRYPT \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x00)
#define VIRTIO_CRYPTO_AEAD_DECRYPT \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x01)
__le32 opcode;
/* algo should be service-specific algorithms */
__le32 algo;
/* session_id should be service-specific algorithms */
__le64 session_id;
/* control flag to control the request */
__le32 flag;
__le32 padding;
};
struct virtio_crypto_cipher_para {
/*
* Byte Length of valid IV/Counter
*
* For block ciphers in CBC or F8 mode, or for Kasumi in F8 mode, or for
* SNOW3G in UEA2 mode, this is the length of the IV (which
* must be the same as the block length of the cipher).
* For block ciphers in CTR mode, this is the length of the counter
* (which must be the same as the block length of the cipher).
* For AES-XTS, this is the 128bit tweak, i, from IEEE Std 1619-2007.
*
* The IV/Counter will be updated after every partial cryptographic
* operation.
*/
__le32 iv_len;
/* length of source data */
__le32 src_data_len;
/* length of dst data */
__le32 dst_data_len;
__le32 padding;
};
struct virtio_crypto_hash_para {
/* length of source data */
__le32 src_data_len;
/* hash result length */
__le32 hash_result_len;
};
struct virtio_crypto_mac_para {
struct virtio_crypto_hash_para hash;
};
struct virtio_crypto_aead_para {
/*
* Byte Length of valid IV data pointed to by the below iv_addr
* parameter.
*
* For GCM mode, this is either 12 (for 96-bit IVs) or 16, in which
* case iv_addr points to J0.
* For CCM mode, this is the length of the nonce, which can be in the
* range 7 to 13 inclusive.
*/
__le32 iv_len;
/* length of additional auth data */
__le32 aad_len;
/* length of source data */
__le32 src_data_len;
/* length of dst data */
__le32 dst_data_len;
};
struct virtio_crypto_cipher_data_req {
/* Device-readable part */
struct virtio_crypto_cipher_para para;
__u8 padding[24];
};
struct virtio_crypto_hash_data_req {
/* Device-readable part */
struct virtio_crypto_hash_para para;
__u8 padding[40];
};
struct virtio_crypto_mac_data_req {
/* Device-readable part */
struct virtio_crypto_mac_para para;
__u8 padding[40];
};
struct virtio_crypto_alg_chain_data_para {
__le32 iv_len;
/* Length of source data */
__le32 src_data_len;
/* Length of destination data */
__le32 dst_data_len;
/* Starting point for cipher processing in source data */
__le32 cipher_start_src_offset;
/* Length of the source data that the cipher will be computed on */
__le32 len_to_cipher;
/* Starting point for hash processing in source data */
__le32 hash_start_src_offset;
/* Length of the source data that the hash will be computed on */
__le32 len_to_hash;
/* Length of the additional auth data */
__le32 aad_len;
/* Length of the hash result */
__le32 hash_result_len;
__le32 reserved;
};
struct virtio_crypto_alg_chain_data_req {
/* Device-readable part */
struct virtio_crypto_alg_chain_data_para para;
};
struct virtio_crypto_sym_data_req {
union {
struct virtio_crypto_cipher_data_req cipher;
struct virtio_crypto_alg_chain_data_req chain;
__u8 padding[40];
} u;
/* See above VIRTIO_CRYPTO_SYM_OP_* */
__le32 op_type;
__le32 padding;
};
struct virtio_crypto_aead_data_req {
/* Device-readable part */
struct virtio_crypto_aead_para para;
__u8 padding[32];
};
/* The request of the data virtqueue's packet */
struct virtio_crypto_op_data_req {
struct virtio_crypto_op_header header;
union {
struct virtio_crypto_sym_data_req sym_req;
struct virtio_crypto_hash_data_req hash_req;
struct virtio_crypto_mac_data_req mac_req;
struct virtio_crypto_aead_data_req aead_req;
__u8 padding[48];
} u;
};
#define VIRTIO_CRYPTO_OK 0
#define VIRTIO_CRYPTO_ERR 1
#define VIRTIO_CRYPTO_BADMSG 2
#define VIRTIO_CRYPTO_NOTSUPP 3
#define VIRTIO_CRYPTO_INVSESS 4 /* Invalid session id */
/* The accelerator hardware is ready */
#define VIRTIO_CRYPTO_S_HW_READY (1 << 0)
struct virtio_crypto_config {
/* See VIRTIO_CRYPTO_OP_* above */
__u32 status;
/*
* Maximum number of data queue
*/
__u32 max_dataqueues;
/*
* Specifies the services mask which the device support,
* see VIRTIO_CRYPTO_SERVICE_* above
*/
__u32 crypto_services;
/* Detailed algorithms mask */
__u32 cipher_algo_l;
__u32 cipher_algo_h;
__u32 hash_algo;
__u32 mac_algo_l;
__u32 mac_algo_h;
__u32 aead_algo;
/* Maximum length of cipher key */
__u32 max_cipher_key_len;
/* Maximum length of authenticated key */
__u32 max_auth_key_len;
__u32 reserve;
/* Maximum size of each crypto request's content */
__u64 max_size;
};
struct virtio_crypto_inhdr {
/* See VIRTIO_CRYPTO_* above */
__u8 status;
};
#endif
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