| #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_SERVICE_AKCIPHER 4 |
| |
| #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) |
| #define VIRTIO_CRYPTO_AKCIPHER_CREATE_SESSION \ |
| VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x04) |
| #define VIRTIO_CRYPTO_AKCIPHER_DESTROY_SESSION \ |
| VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x05) |
| __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_rsa_session_para { |
| #define VIRTIO_CRYPTO_RSA_RAW_PADDING 0 |
| #define VIRTIO_CRYPTO_RSA_PKCS1_PADDING 1 |
| __le32 padding_algo; |
| |
| #define VIRTIO_CRYPTO_RSA_NO_HASH 0 |
| #define VIRTIO_CRYPTO_RSA_MD2 1 |
| #define VIRTIO_CRYPTO_RSA_MD3 2 |
| #define VIRTIO_CRYPTO_RSA_MD4 3 |
| #define VIRTIO_CRYPTO_RSA_MD5 4 |
| #define VIRTIO_CRYPTO_RSA_SHA1 5 |
| #define VIRTIO_CRYPTO_RSA_SHA256 6 |
| #define VIRTIO_CRYPTO_RSA_SHA384 7 |
| #define VIRTIO_CRYPTO_RSA_SHA512 8 |
| #define VIRTIO_CRYPTO_RSA_SHA224 9 |
| __le32 hash_algo; |
| }; |
| |
| struct virtio_crypto_ecdsa_session_para { |
| #define VIRTIO_CRYPTO_CURVE_UNKNOWN 0 |
| #define VIRTIO_CRYPTO_CURVE_NIST_P192 1 |
| #define VIRTIO_CRYPTO_CURVE_NIST_P224 2 |
| #define VIRTIO_CRYPTO_CURVE_NIST_P256 3 |
| #define VIRTIO_CRYPTO_CURVE_NIST_P384 4 |
| #define VIRTIO_CRYPTO_CURVE_NIST_P521 5 |
| __le32 curve_id; |
| __le32 padding; |
| }; |
| |
| struct virtio_crypto_akcipher_session_para { |
| #define VIRTIO_CRYPTO_NO_AKCIPHER 0 |
| #define VIRTIO_CRYPTO_AKCIPHER_RSA 1 |
| #define VIRTIO_CRYPTO_AKCIPHER_DSA 2 |
| #define VIRTIO_CRYPTO_AKCIPHER_ECDSA 3 |
| __le32 algo; |
| |
| #define VIRTIO_CRYPTO_AKCIPHER_KEY_TYPE_PUBLIC 1 |
| #define VIRTIO_CRYPTO_AKCIPHER_KEY_TYPE_PRIVATE 2 |
| __le32 keytype; |
| __le32 keylen; |
| |
| union { |
| struct virtio_crypto_rsa_session_para rsa; |
| struct virtio_crypto_ecdsa_session_para ecdsa; |
| } u; |
| }; |
| |
| struct virtio_crypto_akcipher_create_session_req { |
| struct virtio_crypto_akcipher_session_para para; |
| __u8 padding[36]; |
| }; |
| |
| 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_akcipher_create_session_req |
| akcipher_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) |
| #define VIRTIO_CRYPTO_AKCIPHER_ENCRYPT \ |
| VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x00) |
| #define VIRTIO_CRYPTO_AKCIPHER_DECRYPT \ |
| VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x01) |
| #define VIRTIO_CRYPTO_AKCIPHER_SIGN \ |
| VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x02) |
| #define VIRTIO_CRYPTO_AKCIPHER_VERIFY \ |
| VIRTIO_CRYPTO_OPCODE(VIRTIO_CRYPTO_SERVICE_AKCIPHER, 0x03) |
| __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]; |
| }; |
| |
| struct virtio_crypto_akcipher_para { |
| __le32 src_data_len; |
| __le32 dst_data_len; |
| }; |
| |
| struct virtio_crypto_akcipher_data_req { |
| struct virtio_crypto_akcipher_para para; |
| __u8 padding[40]; |
| }; |
| |
| /* 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; |
| struct virtio_crypto_akcipher_data_req akcipher_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 */ |
| #define VIRTIO_CRYPTO_NOSPC 5 /* no free session ID */ |
| #define VIRTIO_CRYPTO_KEY_REJECTED 6 /* Signature verification failed */ |
| |
| /* The accelerator hardware is ready */ |
| #define VIRTIO_CRYPTO_S_HW_READY (1 << 0) |
| |
| struct virtio_crypto_config { |
| /* See VIRTIO_CRYPTO_OP_* above */ |
| __le32 status; |
| |
| /* |
| * Maximum number of data queue |
| */ |
| __le32 max_dataqueues; |
| |
| /* |
| * Specifies the services mask which the device support, |
| * see VIRTIO_CRYPTO_SERVICE_* above |
| */ |
| __le32 crypto_services; |
| |
| /* Detailed algorithms mask */ |
| __le32 cipher_algo_l; |
| __le32 cipher_algo_h; |
| __le32 hash_algo; |
| __le32 mac_algo_l; |
| __le32 mac_algo_h; |
| __le32 aead_algo; |
| /* Maximum length of cipher key */ |
| __le32 max_cipher_key_len; |
| /* Maximum length of authenticated key */ |
| __le32 max_auth_key_len; |
| __le32 akcipher_algo; |
| /* Maximum size of each crypto request's content */ |
| __le64 max_size; |
| }; |
| |
| struct virtio_crypto_inhdr { |
| /* See VIRTIO_CRYPTO_* above */ |
| __u8 status; |
| }; |
| #endif |