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virtio_crypto: header update

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Update header from latest linux driver.  Session creation structs gain
padding to make them same size. Formatting cleanups.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Gonglei <arei.gonglei@huawei.com>
This commit is contained in:
Michael S. Tsirkin 2017-01-13 18:16:12 +02:00
parent 0084248348
commit f43c007605
1 changed files with 245 additions and 224 deletions
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241
include/standard-headers/linux/virtio_crypto.h
View file

@ -1,5 +1,5 @@
#ifndef _LINUX_VIRTIO_CRYPTO_H #ifndef _VIRTIO_CRYPTO_H
#define _LINUX_VIRTIO_CRYPTO_H #define _VIRTIO_CRYPTO_H
/* This header is BSD licensed so anyone can use the definitions to implement /* This header is BSD licensed so anyone can use the definitions to implement
* compatible drivers/servers. * compatible drivers/servers.
* *
@ -14,21 +14,23 @@
* 3. Neither the name of IBM nor the names of its contributors * 3. Neither the name of IBM nor the names of its contributors
* may be used to endorse or promote products derived from this software * may be used to endorse or promote products derived from this software
* without specific prior written permission. * without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* ARE DISCLAIMED. IN NO EVENT SHALL IBM OR CONTRIBUTORS BE LIABLE * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL IBM OR
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* SUCH DAMAGE. */ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "standard-headers/linux/types.h" #include "standard-headers/linux/types.h"
#include "standard-headers/linux/virtio_config.h"
#include "standard-headers/linux/virtio_types.h" #include "standard-headers/linux/virtio_types.h"
#include "standard-headers/linux/virtio_ids.h"
#include "standard-headers/linux/virtio_config.h"
#define VIRTIO_CRYPTO_SERVICE_CIPHER 0 #define VIRTIO_CRYPTO_SERVICE_CIPHER 0
@ -55,11 +57,11 @@ struct virtio_crypto_ctrl_header {
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x02) VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x02)
#define VIRTIO_CRYPTO_AEAD_DESTROY_SESSION \ #define VIRTIO_CRYPTO_AEAD_DESTROY_SESSION \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x03) VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x03)
__virtio32 opcode; uint32_t opcode;
__virtio32 algo; uint32_t algo;
__virtio32 flag; uint32_t flag;
/* data virtqueue id */ /* data virtqueue id */
__virtio32 queue_id; uint32_t queue_id;
}; };
struct virtio_crypto_cipher_session_para { struct virtio_crypto_cipher_session_para {
@ -78,26 +80,27 @@ struct virtio_crypto_cipher_session_para {
#define VIRTIO_CRYPTO_CIPHER_AES_F8 12 #define VIRTIO_CRYPTO_CIPHER_AES_F8 12
#define VIRTIO_CRYPTO_CIPHER_AES_XTS 13 #define VIRTIO_CRYPTO_CIPHER_AES_XTS 13
#define VIRTIO_CRYPTO_CIPHER_ZUC_EEA3 14 #define VIRTIO_CRYPTO_CIPHER_ZUC_EEA3 14
__virtio32 algo; uint32_t algo;
/* length of key */ /* length of key */
__virtio32 keylen; uint32_t keylen;
#define VIRTIO_CRYPTO_OP_ENCRYPT 1 #define VIRTIO_CRYPTO_OP_ENCRYPT 1
#define VIRTIO_CRYPTO_OP_DECRYPT 2 #define VIRTIO_CRYPTO_OP_DECRYPT 2
/* encrypt or decrypt */ /* encrypt or decrypt */
__virtio32 op; uint32_t op;
__virtio32 padding; uint32_t padding;
}; };
struct virtio_crypto_session_input { struct virtio_crypto_session_input {
/* Device-writable part */ /* Device-writable part */
__virtio64 session_id; uint64_t session_id;
__virtio32 status; uint32_t status;
__virtio32 padding; uint32_t padding;
}; };
struct virtio_crypto_cipher_session_req { struct virtio_crypto_cipher_session_req {
struct virtio_crypto_cipher_session_para para; struct virtio_crypto_cipher_session_para para;
uint8_t padding[32];
}; };
struct virtio_crypto_hash_session_para { struct virtio_crypto_hash_session_para {
@ -114,13 +117,15 @@ struct virtio_crypto_hash_session_para {
#define VIRTIO_CRYPTO_HASH_SHA3_512 10 #define VIRTIO_CRYPTO_HASH_SHA3_512 10
#define VIRTIO_CRYPTO_HASH_SHA3_SHAKE128 11 #define VIRTIO_CRYPTO_HASH_SHA3_SHAKE128 11
#define VIRTIO_CRYPTO_HASH_SHA3_SHAKE256 12 #define VIRTIO_CRYPTO_HASH_SHA3_SHAKE256 12
__virtio32 algo; uint32_t algo;
/* hash result length */ /* hash result length */
__virtio32 hash_result_len; uint32_t hash_result_len;
uint8_t padding[8];
}; };
struct virtio_crypto_hash_create_session_req { struct virtio_crypto_hash_create_session_req {
struct virtio_crypto_hash_session_para para; struct virtio_crypto_hash_session_para para;
uint8_t padding[40];
}; };
struct virtio_crypto_mac_session_para { struct virtio_crypto_mac_session_para {
@ -140,16 +145,17 @@ struct virtio_crypto_mac_session_para {
#define VIRTIO_CRYPTO_MAC_CBCMAC_AES 49 #define VIRTIO_CRYPTO_MAC_CBCMAC_AES 49
#define VIRTIO_CRYPTO_MAC_CBCMAC_KASUMI_F9 50 #define VIRTIO_CRYPTO_MAC_CBCMAC_KASUMI_F9 50
#define VIRTIO_CRYPTO_MAC_XCBC_AES 53 #define VIRTIO_CRYPTO_MAC_XCBC_AES 53
__virtio32 algo; uint32_t algo;
/* hash result length */ /* hash result length */
__virtio32 hash_result_len; uint32_t hash_result_len;
/* length of authenticated key */ /* length of authenticated key */
__virtio32 auth_key_len; uint32_t auth_key_len;
__virtio32 padding; uint32_t padding;
}; };
struct virtio_crypto_mac_create_session_req { struct virtio_crypto_mac_create_session_req {
struct virtio_crypto_mac_session_para para; struct virtio_crypto_mac_session_para para;
uint8_t padding[40];
}; };
struct virtio_crypto_aead_session_para { struct virtio_crypto_aead_session_para {
@ -157,41 +163,43 @@ struct virtio_crypto_aead_session_para {
#define VIRTIO_CRYPTO_AEAD_GCM 1 #define VIRTIO_CRYPTO_AEAD_GCM 1
#define VIRTIO_CRYPTO_AEAD_CCM 2 #define VIRTIO_CRYPTO_AEAD_CCM 2
#define VIRTIO_CRYPTO_AEAD_CHACHA20_POLY1305 3 #define VIRTIO_CRYPTO_AEAD_CHACHA20_POLY1305 3
__virtio32 algo; uint32_t algo;
/* length of key */ /* length of key */
__virtio32 key_len; uint32_t key_len;
/* digest result length */ /* hash result length */
__virtio32 digest_result_len; uint32_t hash_result_len;
/* length of the additional authenticated data (AAD) in bytes */ /* length of the additional authenticated data (AAD) in bytes */
__virtio32 aad_len; uint32_t aad_len;
/* encrypt or decrypt, See above VIRTIO_CRYPTO_OP_* */ /* encrypt or decrypt, See above VIRTIO_CRYPTO_OP_* */
__virtio32 op; uint32_t op;
__virtio32 padding; uint32_t padding;
}; };
struct virtio_crypto_aead_create_session_req { struct virtio_crypto_aead_create_session_req {
struct virtio_crypto_aead_session_para para; struct virtio_crypto_aead_session_para para;
uint8_t padding[32];
}; };
struct virtio_crypto_alg_chain_session_para { 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_HASH_THEN_CIPHER 1
#define VIRTIO_CRYPTO_SYM_ALG_CHAIN_ORDER_CIPHER_THEN_HASH 2 #define VIRTIO_CRYPTO_SYM_ALG_CHAIN_ORDER_CIPHER_THEN_HASH 2
__virtio32 alg_chain_order; uint32_t alg_chain_order;
/* Plain hash */ /* Plain hash */
#define VIRTIO_CRYPTO_SYM_HASH_MODE_PLAIN 1 #define VIRTIO_CRYPTO_SYM_HASH_MODE_PLAIN 1
/* Authenticated hash (mac) */ /* Authenticated hash (mac) */
#define VIRTIO_CRYPTO_SYM_HASH_MODE_AUTH 2 #define VIRTIO_CRYPTO_SYM_HASH_MODE_AUTH 2
/* Nested hash */ /* Nested hash */
#define VIRTIO_CRYPTO_SYM_HASH_MODE_NESTED 3 #define VIRTIO_CRYPTO_SYM_HASH_MODE_NESTED 3
__virtio32 hash_mode; uint32_t hash_mode;
struct virtio_crypto_cipher_session_para cipher_param; struct virtio_crypto_cipher_session_para cipher_param;
union { union {
struct virtio_crypto_hash_session_para hash_param; struct virtio_crypto_hash_session_para hash_param;
struct virtio_crypto_mac_session_para mac_param; struct virtio_crypto_mac_session_para mac_param;
uint8_t padding[16];
} u; } u;
/* length of the additional authenticated data (AAD) in bytes */ /* length of the additional authenticated data (AAD) in bytes */
__virtio32 aad_len; uint32_t aad_len;
__virtio32 padding; uint32_t padding;
}; };
struct virtio_crypto_alg_chain_session_req { struct virtio_crypto_alg_chain_session_req {
@ -202,6 +210,7 @@ struct virtio_crypto_sym_create_session_req {
union { union {
struct virtio_crypto_cipher_session_req cipher; struct virtio_crypto_cipher_session_req cipher;
struct virtio_crypto_alg_chain_session_req chain; struct virtio_crypto_alg_chain_session_req chain;
uint8_t padding[48];
} u; } u;
/* Device-readable part */ /* Device-readable part */
@ -210,28 +219,37 @@ struct virtio_crypto_sym_create_session_req {
#define VIRTIO_CRYPTO_SYM_OP_NONE 0 #define VIRTIO_CRYPTO_SYM_OP_NONE 0
/* Cipher only operation on the data */ /* Cipher only operation on the data */
#define VIRTIO_CRYPTO_SYM_OP_CIPHER 1 #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 */ * 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 #define VIRTIO_CRYPTO_SYM_OP_ALGORITHM_CHAINING 2
__virtio32 op_type; uint32_t op_type;
__virtio32 padding; uint32_t padding;
}; };
struct virtio_crypto_destroy_session_req { struct virtio_crypto_destroy_session_req {
/* Device-readable part */ /* Device-readable part */
__virtio64 session_id; uint64_t session_id;
uint8_t padding[48];
}; };
/* The request of the control viritqueue's packet */ /* The request of the control virtqueue's packet */
struct virtio_crypto_op_ctrl_req { struct virtio_crypto_op_ctrl_req {
struct virtio_crypto_ctrl_header header; struct virtio_crypto_ctrl_header header;
union { union {
struct virtio_crypto_sym_create_session_req sym_create_session; struct virtio_crypto_sym_create_session_req
struct virtio_crypto_hash_create_session_req hash_create_session; sym_create_session;
struct virtio_crypto_mac_create_session_req mac_create_session; struct virtio_crypto_hash_create_session_req
struct virtio_crypto_aead_create_session_req aead_create_session; hash_create_session;
struct virtio_crypto_destroy_session_req destroy_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;
uint8_t padding[56];
} u; } u;
}; };
@ -248,43 +266,43 @@ struct virtio_crypto_op_header {
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x00) VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x00)
#define VIRTIO_CRYPTO_AEAD_DECRYPT \ #define VIRTIO_CRYPTO_AEAD_DECRYPT \
VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x01) VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AEAD, 0x01)
__virtio32 opcode; uint32_t opcode;
/* algo should be service-specific algorithms */ /* algo should be service-specific algorithms */
__virtio32 algo; uint32_t algo;
/* session_id should be service-specific algorithms */ /* session_id should be service-specific algorithms */
__virtio64 session_id; uint64_t session_id;
/* control flag to control the request */ /* control flag to control the request */
__virtio32 flag; uint32_t flag;
__virtio32 padding; uint32_t padding;
}; };
struct virtio_crypto_cipher_para { struct virtio_crypto_cipher_para {
/* /*
* Byte Length of valid IV/Counter * Byte Length of valid IV/Counter
* *
* - For block ciphers in CBC or F8 mode, or for Kasumi in F8 mode, or for * 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 * SNOW3G in UEA2 mode, this is the length of the IV (which
* must be the same as the block length of the cipher). * must be the same as the block length of the cipher).
* - For block ciphers in CTR mode, this is the length of the counter * 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). * (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. * For AES-XTS, this is the 128bit tweak, i, from IEEE Std 1619-2007.
* *
* The IV/Counter will be updated after every partial cryptographic * The IV/Counter will be updated after every partial cryptographic
* operation. * operation.
*/ */
__virtio32 iv_len; uint32_t iv_len;
/* length of source data */ /* length of source data */
__virtio32 src_data_len; uint32_t src_data_len;
/* length of dst data */ /* length of dst data */
__virtio32 dst_data_len; uint32_t dst_data_len;
__virtio32 padding; uint32_t padding;
}; };
struct virtio_crypto_hash_para { struct virtio_crypto_hash_para {
/* length of source data */ /* length of source data */
__virtio32 src_data_len; uint32_t src_data_len;
/* hash result length */ /* hash result length */
__virtio32 hash_result_len; uint32_t hash_result_len;
}; };
struct virtio_crypto_mac_para { struct virtio_crypto_mac_para {
@ -296,54 +314,57 @@ struct virtio_crypto_aead_para {
* Byte Length of valid IV data pointed to by the below iv_addr * Byte Length of valid IV data pointed to by the below iv_addr
* parameter. * parameter.
* *
* - For GCM mode, this is either 12 (for 96-bit IVs) or 16, in which * For GCM mode, this is either 12 (for 96-bit IVs) or 16, in which
* case iv_addr points to J0. * case iv_addr points to J0.
* - For CCM mode, this is the length of the nonce, which can be in the * For CCM mode, this is the length of the nonce, which can be in the
* range 7 to 13 inclusive. * range 7 to 13 inclusive.
*/ */
__virtio32 iv_len; uint32_t iv_len;
/* length of additional auth data */ /* length of additional auth data */
__virtio32 aad_len; uint32_t aad_len;
/* length of source data */ /* length of source data */
__virtio32 src_data_len; uint32_t src_data_len;
/* length of dst data */ /* length of dst data */
__virtio32 dst_data_len; uint32_t dst_data_len;
}; };
struct virtio_crypto_cipher_data_req { struct virtio_crypto_cipher_data_req {
/* Device-readable part */ /* Device-readable part */
struct virtio_crypto_cipher_para para; struct virtio_crypto_cipher_para para;
uint8_t padding[24];
}; };
struct virtio_crypto_hash_data_req { struct virtio_crypto_hash_data_req {
/* Device-readable part */ /* Device-readable part */
struct virtio_crypto_hash_para para; struct virtio_crypto_hash_para para;
uint8_t padding[40];
}; };
struct virtio_crypto_mac_data_req { struct virtio_crypto_mac_data_req {
/* Device-readable part */ /* Device-readable part */
struct virtio_crypto_mac_para para; struct virtio_crypto_mac_para para;
uint8_t padding[40];
}; };
struct virtio_crypto_alg_chain_data_para { struct virtio_crypto_alg_chain_data_para {
__virtio32 iv_len; uint32_t iv_len;
/* Length of source data */ /* Length of source data */
__virtio32 src_data_len; uint32_t src_data_len;
/* Length of destination data */ /* Length of destination data */
__virtio32 dst_data_len; uint32_t dst_data_len;
/* Starting point for cipher processing in source data */ /* Starting point for cipher processing in source data */
__virtio32 cipher_start_src_offset; uint32_t cipher_start_src_offset;
/* Length of the source data that the cipher will be computed on */ /* Length of the source data that the cipher will be computed on */
__virtio32 len_to_cipher; uint32_t len_to_cipher;
/* Starting point for hash processing in source data */ /* Starting point for hash processing in source data */
__virtio32 hash_start_src_offset; uint32_t hash_start_src_offset;
/* Length of the source data that the hash will be computed on */ /* Length of the source data that the hash will be computed on */
__virtio32 len_to_hash; uint32_t len_to_hash;
/* Length of the additional auth data */ /* Length of the additional auth data */
__virtio32 aad_len; uint32_t aad_len;
/* Length of the hash result */ /* Length of the hash result */
__virtio32 hash_result_len; uint32_t hash_result_len;
__virtio32 reserved; uint32_t reserved;
}; };
struct virtio_crypto_alg_chain_data_req { struct virtio_crypto_alg_chain_data_req {
@ -355,19 +376,21 @@ struct virtio_crypto_sym_data_req {
union { union {
struct virtio_crypto_cipher_data_req cipher; struct virtio_crypto_cipher_data_req cipher;
struct virtio_crypto_alg_chain_data_req chain; struct virtio_crypto_alg_chain_data_req chain;
uint8_t padding[40];
} u; } u;
/* See above VIRTIO_CRYPTO_SYM_OP_* */ /* See above VIRTIO_CRYPTO_SYM_OP_* */
__virtio32 op_type; uint32_t op_type;
__virtio32 padding; uint32_t padding;
}; };
struct virtio_crypto_aead_data_req { struct virtio_crypto_aead_data_req {
/* Device-readable part */ /* Device-readable part */
struct virtio_crypto_aead_para para; struct virtio_crypto_aead_para para;
uint8_t padding[32];
}; };
/* The request of the data viritqueue's packet */ /* The request of the data virtqueue's packet */
struct virtio_crypto_op_data_req { struct virtio_crypto_op_data_req {
struct virtio_crypto_op_header header; struct virtio_crypto_op_header header;
@ -376,6 +399,7 @@ struct virtio_crypto_op_data_req {
struct virtio_crypto_hash_data_req hash_req; struct virtio_crypto_hash_data_req hash_req;
struct virtio_crypto_mac_data_req mac_req; struct virtio_crypto_mac_data_req mac_req;
struct virtio_crypto_aead_data_req aead_req; struct virtio_crypto_aead_data_req aead_req;
uint8_t padding[48];
} u; } u;
}; };
@ -383,47 +407,44 @@ struct virtio_crypto_op_data_req {
#define VIRTIO_CRYPTO_ERR 1 #define VIRTIO_CRYPTO_ERR 1
#define VIRTIO_CRYPTO_BADMSG 2 #define VIRTIO_CRYPTO_BADMSG 2
#define VIRTIO_CRYPTO_NOTSUPP 3 #define VIRTIO_CRYPTO_NOTSUPP 3
#define VIRTIO_CRYPTO_INVSESS 4 /* Invaild session id */ #define VIRTIO_CRYPTO_INVSESS 4 /* Invalid session id */
/* The accelerator hardware is ready */ /* The accelerator hardware is ready */
#define VIRTIO_CRYPTO_S_HW_READY (1 << 0) #define VIRTIO_CRYPTO_S_HW_READY (1 << 0)
#define VIRTIO_CRYPTO_S_STARTED (1 << 1)
struct virtio_crypto_config { struct virtio_crypto_config {
/* See VIRTIO_CRYPTO_* above */ /* See VIRTIO_CRYPTO_OP_* above */
__virtio32 status; uint32_t status;
/* /*
* Maximum number of data queue legal values are between 1 and 0x8000 * Maximum number of data queue
*/ */
__virtio32 max_dataqueues; uint32_t max_dataqueues;
/* Specifies the services mask which the devcie support, /*
see VIRTIO_CRYPTO_SERVICE_* above */ * Specifies the services mask which the device support,
__virtio32 crypto_services; * see VIRTIO_CRYPTO_SERVICE_* above
*/
uint32_t crypto_services;
/* Detailed algorithms mask */ /* Detailed algorithms mask */
__virtio32 cipher_algo_l; uint32_t cipher_algo_l;
__virtio32 cipher_algo_h; uint32_t cipher_algo_h;
__virtio32 hash_algo; uint32_t hash_algo;
__virtio32 mac_algo_l; uint32_t mac_algo_l;
__virtio32 mac_algo_h; uint32_t mac_algo_h;
__virtio32 aead_algo; uint32_t aead_algo;
/* Maximum length of cipher key */ /* Maximum length of cipher key */
uint32_t max_cipher_key_len; uint32_t max_cipher_key_len;
/* Maximum length of authenticated key */ /* Maximum length of authenticated key */
uint32_t max_auth_key_len; uint32_t max_auth_key_len;
uint32_t reserve;
__virtio32 reserve; /* Maximum size of each crypto request's content */
uint64_t max_size;
/* The maximum size of per request's content */
__virtio64 max_size;
}; };
struct virtio_crypto_inhdr { struct virtio_crypto_inhdr {
/* See VIRTIO_CRYPTO_* above */ /* See VIRTIO_CRYPTO_* above */
uint8_t status; uint8_t status;
}; };
#endif
#endif /* _LINUX_VIRTIO_CRYPTO_H */