diff options
Diffstat (limited to 'drivers/crypto/openssl/rte_openssl_pmd_private.h')
| -rw-r--r-- | drivers/crypto/openssl/rte_openssl_pmd_private.h | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/drivers/crypto/openssl/rte_openssl_pmd_private.h b/drivers/crypto/openssl/rte_openssl_pmd_private.h new file mode 100644 index 00000000..65c5f979 --- /dev/null +++ b/drivers/crypto/openssl/rte_openssl_pmd_private.h @@ -0,0 +1,174 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2016 Intel Corporation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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. + * * Neither the name of Intel Corporation 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 THE COPYRIGHT + * OWNER 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. + */ + +#ifndef _OPENSSL_PMD_PRIVATE_H_ +#define _OPENSSL_PMD_PRIVATE_H_ + +#include <openssl/evp.h> +#include <openssl/des.h> + + +#define OPENSSL_LOG_ERR(fmt, args...) \ + RTE_LOG(ERR, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \ + RTE_STR(CRYPTODEV_NAME_OPENSSL_PMD), \ + __func__, __LINE__, ## args) + +#ifdef RTE_LIBRTE_OPENSSL_DEBUG +#define OPENSSL_LOG_INFO(fmt, args...) \ + RTE_LOG(INFO, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \ + RTE_STR(CRYPTODEV_NAME_OPENSSL_PMD), \ + __func__, __LINE__, ## args) + +#define OPENSSL_LOG_DBG(fmt, args...) \ + RTE_LOG(DEBUG, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \ + RTE_STR(CRYPTODEV_NAME_OPENSSL_PMD), \ + __func__, __LINE__, ## args) +#else +#define OPENSSL_LOG_INFO(fmt, args...) +#define OPENSSL_LOG_DBG(fmt, args...) +#endif + + +/** OPENSSL operation order mode enumerator */ +enum openssl_chain_order { + OPENSSL_CHAIN_ONLY_CIPHER, + OPENSSL_CHAIN_ONLY_AUTH, + OPENSSL_CHAIN_CIPHER_AUTH, + OPENSSL_CHAIN_AUTH_CIPHER, + OPENSSL_CHAIN_COMBINED, + OPENSSL_CHAIN_NOT_SUPPORTED +}; + +/** OPENSSL cipher mode enumerator */ +enum openssl_cipher_mode { + OPENSSL_CIPHER_LIB, + OPENSSL_CIPHER_DES3CTR, +}; + +/** OPENSSL auth mode enumerator */ +enum openssl_auth_mode { + OPENSSL_AUTH_AS_AUTH, + OPENSSL_AUTH_AS_HMAC, +}; + +/** private data structure for each OPENSSL crypto device */ +struct openssl_private { + unsigned int max_nb_qpairs; + /**< Max number of queue pairs */ + unsigned int max_nb_sessions; + /**< Max number of sessions */ +}; + +/** OPENSSL crypto queue pair */ +struct openssl_qp { + uint16_t id; + /**< Queue Pair Identifier */ + char name[RTE_CRYPTODEV_NAME_LEN]; + /**< Unique Queue Pair Name */ + struct rte_ring *processed_ops; + /**< Ring for placing process packets */ + struct rte_mempool *sess_mp; + /**< Session Mempool */ + struct rte_cryptodev_stats stats; + /**< Queue pair statistics */ +} __rte_cache_aligned; + +/** OPENSSL crypto private session structure */ +struct openssl_session { + enum openssl_chain_order chain_order; + /**< chain order mode */ + + /** Cipher Parameters */ + struct { + enum rte_crypto_cipher_operation direction; + /**< cipher operation direction */ + enum openssl_cipher_mode mode; + /**< cipher operation mode */ + enum rte_crypto_cipher_algorithm algo; + /**< cipher algorithm */ + + struct { + uint8_t data[32]; + /**< key data */ + size_t length; + /**< key length in bytes */ + } key; + + const EVP_CIPHER *evp_algo; + /**< pointer to EVP algorithm function */ + EVP_CIPHER_CTX *ctx; + /**< pointer to EVP context structure */ + } cipher; + + /** Authentication Parameters */ + struct { + enum rte_crypto_auth_operation operation; + /**< auth operation generate or verify */ + enum openssl_auth_mode mode; + /**< auth operation mode */ + enum rte_crypto_auth_algorithm algo; + /**< cipher algorithm */ + + union { + struct { + const EVP_MD *evp_algo; + /**< pointer to EVP algorithm function */ + EVP_MD_CTX *ctx; + /**< pointer to EVP context structure */ + } auth; + + struct { + EVP_PKEY *pkey; + /**< pointer to EVP key */ + const EVP_MD *evp_algo; + /**< pointer to EVP algorithm function */ + EVP_MD_CTX *ctx; + /**< pointer to EVP context structure */ + } hmac; + }; + } auth; + +} __rte_cache_aligned; + +/** Set and validate OPENSSL crypto session parameters */ +extern int +openssl_set_session_parameters(struct openssl_session *sess, + const struct rte_crypto_sym_xform *xform); + +/** Reset OPENSSL crypto session parameters */ +extern void +openssl_reset_session(struct openssl_session *sess); + +/** device specific operations function pointer structure */ +extern struct rte_cryptodev_ops *rte_openssl_pmd_ops; + +#endif /* _OPENSSL_PMD_PRIVATE_H_ */ |