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Diffstat (limited to 'drivers/crypto/openssl/rte_openssl_pmd_private.h')
-rw-r--r--drivers/crypto/openssl/rte_openssl_pmd_private.h174
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
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+++ b/drivers/crypto/openssl/rte_openssl_pmd_private.h
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+/*-
+ * 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_ */