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From: Akhil Goyal <akhil.goyal@nxp.com>
To: <dev@dpdk.org>
CC: <declan.doherty@intel.com>, <pablo.de.lara.guarch@intel.com>,
<hemant.agrawal@nxp.com>, <radu.nicolau@intel.com>, <borisp@mellanox.com>,
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<konstantin.ananyev@intel.com>, <shahafs@mellanox.com>,
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Date: Sun, 15 Oct 2017 03:47:23 +0530
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Subject: [dpdk-dev] [PATCH v4 01/12] lib/rte_security: add security library
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rte_security library provides APIs for security session
create/free for protocol offload or offloaded crypto
operation to ethernet device.
Signed-off-by: Akhil Goyal <akhil.goyal@nxp.com>
Signed-off-by: Boris Pismenny <borisp@mellanox.com>
Signed-off-by: Radu Nicolau <radu.nicolau@intel.com>
Signed-off-by: Declan Doherty <declan.doherty@intel.com>
Signed-off-by: Aviad Yehezkel <aviadye@mellanox.com>
---
lib/librte_security/Makefile | 53 +++
lib/librte_security/rte_security.c | 149 ++++++++
lib/librte_security/rte_security.h | 535 +++++++++++++++++++++++++++
lib/librte_security/rte_security_driver.h | 155 ++++++++
lib/librte_security/rte_security_version.map | 13 +
5 files changed, 905 insertions(+)
create mode 100644 lib/librte_security/Makefile
create mode 100644 lib/librte_security/rte_security.c
create mode 100644 lib/librte_security/rte_security.h
create mode 100644 lib/librte_security/rte_security_driver.h
create mode 100644 lib/librte_security/rte_security_version.map
diff --git a/lib/librte_security/Makefile b/lib/librte_security/Makefile
new file mode 100644
index 0000000..af87bb2
--- /dev/null
+++ b/lib/librte_security/Makefile
@@ -0,0 +1,53 @@
+# BSD LICENSE
+#
+# Copyright(c) 2017 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.
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+# library name
+LIB = librte_security.a
+
+# library version
+LIBABIVER := 1
+
+# build flags
+CFLAGS += -O3
+CFLAGS += $(WERROR_FLAGS)
+
+# library source files
+SRCS-y += rte_security.c
+
+# export include files
+SYMLINK-y-include += rte_security.h
+SYMLINK-y-include += rte_security_driver.h
+
+# versioning export map
+EXPORT_MAP := rte_security_version.map
+
+include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/lib/librte_security/rte_security.c b/lib/librte_security/rte_security.c
new file mode 100644
index 0000000..1227fca
--- /dev/null
+++ b/lib/librte_security/rte_security.c
@@ -0,0 +1,149 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright 2017 NXP.
+ * Copyright(c) 2017 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 NXP 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.
+ */
+
+#include <rte_malloc.h>
+#include <rte_dev.h>
+
+#include "rte_security.h"
+#include "rte_security_driver.h"
+
+struct rte_security_session *
+rte_security_session_create(struct rte_security_ctx *instance,
+ struct rte_security_session_conf *conf,
+ struct rte_mempool *mp)
+{
+ struct rte_security_session *sess = NULL;
+
+ if (conf == NULL)
+ return NULL;
+
+ RTE_FUNC_PTR_OR_ERR_RET(*instance->ops->session_create, NULL);
+
+ if (rte_mempool_get(mp, (void *)&sess))
+ return NULL;
+
+ if (instance->ops->session_create(instance->device, conf, sess, mp)) {
+ rte_mempool_put(mp, (void *)sess);
+ return NULL;
+ }
+ instance->sess_cnt++;
+
+ return sess;
+}
+
+int
+rte_security_session_update(struct rte_security_ctx *instance,
+ struct rte_security_session *sess,
+ struct rte_security_session_conf *conf)
+{
+ RTE_FUNC_PTR_OR_ERR_RET(*instance->ops->session_update, -ENOTSUP);
+ return instance->ops->session_update(instance->device, sess, conf);
+}
+
+int
+rte_security_session_stats_get(struct rte_security_ctx *instance,
+ struct rte_security_session *sess,
+ struct rte_security_stats *stats)
+{
+ RTE_FUNC_PTR_OR_ERR_RET(*instance->ops->session_stats_get, -ENOTSUP);
+ return instance->ops->session_stats_get(instance->device, sess, stats);
+}
+
+int
+rte_security_session_destroy(struct rte_security_ctx *instance,
+ struct rte_security_session *sess)
+{
+ int ret;
+ struct rte_mempool *mp = rte_mempool_from_obj(sess);
+
+ RTE_FUNC_PTR_OR_ERR_RET(*instance->ops->session_destroy, -ENOTSUP);
+
+ if (instance->sess_cnt)
+ instance->sess_cnt--;
+
+ ret = instance->ops->session_destroy(instance->device, sess);
+ if (!ret)
+ rte_mempool_put(mp, (void *)sess);
+
+ return ret;
+}
+
+int
+rte_security_set_pkt_metadata(struct rte_security_ctx *instance,
+ struct rte_security_session *sess,
+ struct rte_mbuf *m, void *params)
+{
+ RTE_FUNC_PTR_OR_ERR_RET(*instance->ops->set_pkt_metadata, -ENOTSUP);
+ return instance->ops->set_pkt_metadata(instance->device,
+ sess, m, params);
+}
+
+const struct rte_security_capability *
+rte_security_capabilities_get(struct rte_security_ctx *instance)
+{
+ RTE_FUNC_PTR_OR_ERR_RET(*instance->ops->capabilities_get, NULL);
+ return instance->ops->capabilities_get(instance->device);
+}
+
+const struct rte_security_capability *
+rte_security_capability_get(struct rte_security_ctx *instance,
+ struct rte_security_capability_idx *idx)
+{
+ const struct rte_security_capability *capabilities;
+ const struct rte_security_capability *capability;
+ uint16_t i = 0;
+
+ RTE_FUNC_PTR_OR_ERR_RET(*instance->ops->capabilities_get, NULL);
+ capabilities = instance->ops->capabilities_get(instance->device);
+
+ if (capabilities == NULL)
+ return NULL;
+
+ while ((capability = &capabilities[i++])->action
+ != RTE_SECURITY_ACTION_TYPE_NONE) {
+ if (capability->action == idx->action &&
+ capability->protocol == idx->protocol) {
+ if (idx->protocol == RTE_SECURITY_PROTOCOL_IPSEC) {
+ if (capability->ipsec.proto ==
+ idx->ipsec.proto &&
+ capability->ipsec.mode ==
+ idx->ipsec.mode &&
+ capability->ipsec.direction ==
+ idx->ipsec.direction)
+ return capability;
+ }
+ }
+ }
+
+ return NULL;
+}
diff --git a/lib/librte_security/rte_security.h b/lib/librte_security/rte_security.h
new file mode 100644
index 0000000..416bbfd
--- /dev/null
+++ b/lib/librte_security/rte_security.h
@@ -0,0 +1,535 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright 2017 NXP.
+ * Copyright(c) 2017 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 NXP 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 _RTE_SECURITY_H_
+#define _RTE_SECURITY_H_
+
+/**
+ * @file rte_security.h
+ *
+ * RTE Security Common Definitions
+ *
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <sys/types.h>
+
+#include <netinet/in.h>
+#include <netinet/ip.h>
+#include <netinet/ip6.h>
+
+#include <rte_common.h>
+#include <rte_crypto.h>
+#include <rte_mbuf.h>
+#include <rte_memory.h>
+#include <rte_mempool.h>
+
+/** IPSec protocol mode */
+enum rte_security_ipsec_sa_mode {
+ RTE_SECURITY_IPSEC_SA_MODE_TRANSPORT,
+ /**< IPSec Transport mode */
+ RTE_SECURITY_IPSEC_SA_MODE_TUNNEL,
+ /**< IPSec Tunnel mode */
+};
+
+/** IPSec Protocol */
+enum rte_security_ipsec_sa_protocol {
+ RTE_SECURITY_IPSEC_SA_PROTO_AH,
+ /**< AH protocol */
+ RTE_SECURITY_IPSEC_SA_PROTO_ESP,
+ /**< ESP protocol */
+};
+
+/** IPSEC tunnel type */
+enum rte_security_ipsec_tunnel_type {
+ RTE_SECURITY_IPSEC_TUNNEL_IPV4,
+ /**< Outer header is IPv4 */
+ RTE_SECURITY_IPSEC_TUNNEL_IPV6,
+ /**< Outer header is IPv6 */
+};
+
+/**
+ * Security context for crypto/eth devices
+ *
+ * Security instance for each driver to register security operations.
+ * The application can get the security context from the crypto/eth device id
+ * using the APIs rte_cryptodev_get_sec_ctx()/rte_eth_dev_get_sec_ctx()
+ * This structure is used to identify the device(crypto/eth) for which the
+ * security operations need to be performed.
+ */
+struct rte_security_ctx {
+ enum {
+ RTE_SECURITY_INSTANCE_INVALID,
+ /**< Security context is invalid */
+ RTE_SECURITY_INSTANCE_VALID
+ /**< Security context is valid */
+ } state;
+ /**< Current state of security context */
+ void *device;
+ /**< Crypto/ethernet device attached */
+ struct rte_security_ops *ops;
+ /**< Pointer to security ops for the device */
+ uint16_t sess_cnt;
+ /**< Number of sessions attached to this context */
+};
+
+/**
+ * IPSEC tunnel parameters
+ *
+ * These parameters are used to build outbound tunnel headers.
+ */
+struct rte_security_ipsec_tunnel_param {
+ enum rte_security_ipsec_tunnel_type type;
+ /**< Tunnel type: IPv4 or IPv6 */
+ RTE_STD_C11
+ union {
+ struct {
+ struct in_addr src_ip;
+ /**< IPv4 source address */
+ struct in_addr dst_ip;
+ /**< IPv4 destination address */
+ uint8_t dscp;
+ /**< IPv4 Differentiated Services Code Point */
+ uint8_t df;
+ /**< IPv4 Don't Fragment bit */
+ uint8_t ttl;
+ /**< IPv4 Time To Live */
+ } ipv4;
+ /**< IPv4 header parameters */
+ struct {
+ struct in6_addr src_addr;
+ /**< IPv6 source address */
+ struct in6_addr dst_addr;
+ /**< IPv6 destination address */
+ uint8_t dscp;
+ /**< IPv6 Differentiated Services Code Point */
+ uint32_t flabel;
+ /**< IPv6 flow label */
+ uint8_t hlimit;
+ /**< IPv6 hop limit */
+ } ipv6;
+ /**< IPv6 header parameters */
+ };
+};
+
+/**
+ * IPsec Security Association option flags
+ */
+struct rte_security_ipsec_sa_options {
+ /**< Extended Sequence Numbers (ESN)
+ *
+ * * 1: Use extended (64 bit) sequence numbers
+ * * 0: Use normal sequence numbers
+ */
+ uint32_t esn : 1;
+
+ /**< UDP encapsulation
+ *
+ * * 1: Do UDP encapsulation/decapsulation so that IPSEC packets can
+ * traverse through NAT boxes.
+ * * 0: No UDP encapsulation
+ */
+ uint32_t udp_encap : 1;
+
+ /**< Copy DSCP bits
+ *
+ * * 1: Copy IPv4 or IPv6 DSCP bits from inner IP header to
+ * the outer IP header in encapsulation, and vice versa in
+ * decapsulation.
+ * * 0: Do not change DSCP field.
+ */
+ uint32_t copy_dscp : 1;
+
+ /**< Copy IPv6 Flow Label
+ *
+ * * 1: Copy IPv6 flow label from inner IPv6 header to the
+ * outer IPv6 header.
+ * * 0: Outer header is not modified.
+ */
+ uint32_t copy_flabel : 1;
+
+ /**< Copy IPv4 Don't Fragment bit
+ *
+ * * 1: Copy the DF bit from the inner IPv4 header to the outer
+ * IPv4 header.
+ * * 0: Outer header is not modified.
+ */
+ uint32_t copy_df : 1;
+
+ /**< Decrement inner packet Time To Live (TTL) field
+ *
+ * * 1: In tunnel mode, decrement inner packet IPv4 TTL or
+ * IPv6 Hop Limit after tunnel decapsulation, or before tunnel
+ * encapsulation.
+ * * 0: Inner packet is not modified.
+ */
+ uint32_t dec_ttl : 1;
+};
+
+/** IPSec security association direction */
+enum rte_security_ipsec_sa_direction {
+ RTE_SECURITY_IPSEC_SA_DIR_EGRESS,
+ /**< Encrypt and generate digest */
+ RTE_SECURITY_IPSEC_SA_DIR_INGRESS,
+ /**< Verify digest and decrypt */
+};
+
+/**
+ * IPsec security association configuration data.
+ *
+ * This structure contains data required to create an IPsec SA security session.
+ */
+struct rte_security_ipsec_xform {
+ uint32_t spi;
+ /**< SA security parameter index */
+ uint32_t salt;
+ /**< SA salt */
+ struct rte_security_ipsec_sa_options options;
+ /**< various SA options */
+ enum rte_security_ipsec_sa_direction direction;
+ /**< IPSec SA Direction - Egress/Ingress */
+ enum rte_security_ipsec_sa_protocol proto;
+ /**< IPsec SA Protocol - AH/ESP */
+ enum rte_security_ipsec_sa_mode mode;
+ /**< IPsec SA Mode - transport/tunnel */
+ struct rte_security_ipsec_tunnel_param tunnel;
+ /**< Tunnel parameters, NULL for transport mode */
+};
+
+/**
+ * MACsec security session configuration
+ */
+struct rte_security_macsec_xform {
+ /** To be Filled */
+};
+
+/**
+ * Security session action type.
+ */
+enum rte_security_session_action_type {
+ RTE_SECURITY_ACTION_TYPE_NONE,
+ /**< No security actions */
+ RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO,
+ /**< Crypto processing for security protocol is processed inline
+ * during transmission
+ */
+ RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL,
+ /**< All security protocol processing is performed inline during
+ * transmission
+ */
+ RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL
+ /**< All security protocol processing including crypto is performed
+ * on a lookaside accelerator
+ */
+};
+
+/** Security session protocol definition */
+enum rte_security_session_protocol {
+ RTE_SECURITY_PROTOCOL_IPSEC,
+ /**< IPsec Protocol */
+ RTE_SECURITY_PROTOCOL_MACSEC,
+ /**< MACSec Protocol */
+};
+
+/**
+ * Security session configuration
+ */
+struct rte_security_session_conf {
+ enum rte_security_session_action_type action_type;
+ /**< Type of action to be performed on the session */
+ enum rte_security_session_protocol protocol;
+ /**< Security protocol to be configured */
+ union {
+ struct rte_security_ipsec_xform ipsec;
+ struct rte_security_macsec_xform macsec;
+ };
+ /**< Configuration parameters for security session */
+ struct rte_crypto_sym_xform *crypto_xform;
+ /**< Security Session Crypto Transformations */
+};
+
+struct rte_security_session {
+ void *sess_private_data;
+ /**< Private session material */
+};
+
+/**
+ * Create security session as specified by the session configuration
+ *
+ * @param instance security instance
+ * @param conf session configuration parameters
+ * @param mp mempool to allocate session objects from
+ * @return
+ * - On success, pointer to session
+ * - On failure, NULL
+ */
+struct rte_security_session *
+rte_security_session_create(struct rte_security_ctx *instance,
+ struct rte_security_session_conf *conf,
+ struct rte_mempool *mp);
+
+/**
+ * Update security session as specified by the session configuration
+ *
+ * @param instance security instance
+ * @param sess session to update parameters
+ * @param conf update configuration parameters
+ * @return
+ * - On success returns 0
+ * - On failure return errno
+ */
+int
+rte_security_session_update(struct rte_security_ctx *instance,
+ struct rte_security_session *sess,
+ struct rte_security_session_conf *conf);
+
+/**
+ * Free security session header and the session private data and
+ * return it to its original mempool.
+ *
+ * @param instance security instance
+ * @param sess security session to freed
+ *
+ * @return
+ * - 0 if successful.
+ * - -EINVAL if session is NULL.
+ * - -EBUSY if not all device private data has been freed.
+ */
+int
+rte_security_session_destroy(struct rte_security_ctx *instance,
+ struct rte_security_session *sess);
+
+/**
+ * Updates the buffer with device-specific defined metadata
+ *
+ * @param instance security instance
+ * @param sess security session
+ * @param mb packet mbuf to set metadata on.
+ * @param params device-specific defined parameters
+ * required for metadata
+ *
+ * @return
+ * - On success, zero.
+ * - On failure, a negative value.
+ */
+int
+rte_security_set_pkt_metadata(struct rte_security_ctx *instance,
+ struct rte_security_session *sess,
+ struct rte_mbuf *mb, void *params);
+
+/**
+ * Attach a session to a symmetric crypto operation
+ *
+ * @param sym_op crypto operation
+ * @param sess security session
+ */
+static inline int
+__rte_security_attach_session(struct rte_crypto_sym_op *sym_op,
+ struct rte_security_session *sess)
+{
+ sym_op->sec_session = sess;
+
+ return 0;
+}
+
+static inline void *
+get_sec_session_private_data(const struct rte_security_session *sess)
+{
+ return sess->sess_private_data;
+}
+
+static inline void
+set_sec_session_private_data(struct rte_security_session *sess,
+ void *private_data)
+{
+ sess->sess_private_data = private_data;
+}
+
+/**
+ * Attach a session to a crypto operation.
+ * This API is needed only in case of RTE_SECURITY_SESS_CRYPTO_PROTO_OFFLOAD
+ * For other rte_security_session_action_type, ol_flags in rte_mbuf may be
+ * defined to perform security operations.
+ *
+ * @param op crypto operation
+ * @param sess security session
+ */
+static inline int
+rte_security_attach_session(struct rte_crypto_op *op,
+ struct rte_security_session *sess)
+{
+ if (unlikely(op->type != RTE_CRYPTO_OP_TYPE_SYMMETRIC))
+ return -EINVAL;
+
+ op->sess_type = RTE_CRYPTO_OP_SECURITY_SESSION;
+
+ return __rte_security_attach_session(op->sym, sess);
+}
+
+struct rte_security_macsec_stats {
+ uint64_t reserved;
+};
+
+struct rte_security_ipsec_stats {
+ uint64_t reserved;
+
+};
+
+struct rte_security_stats {
+ enum rte_security_session_protocol protocol;
+ /**< Security protocol to be configured */
+
+ union {
+ struct rte_security_macsec_stats macsec;
+ struct rte_security_ipsec_stats ipsec;
+ };
+};
+
+/**
+ * Get security session statistics
+ *
+ * @param instance security instance
+ * @param sess security session
+ * @param stats statistics
+ * @return
+ * - On success return 0
+ * - On failure errno
+ */
+int
+rte_security_session_stats_get(struct rte_security_ctx *instance,
+ struct rte_security_session *sess,
+ struct rte_security_stats *stats);
+
+/**
+ * Security capability definition
+ */
+struct rte_security_capability {
+ enum rte_security_session_action_type action;
+ /**< Security action type*/
+ enum rte_security_session_protocol protocol;
+ /**< Security protocol */
+ RTE_STD_C11
+ union {
+ struct {
+ enum rte_security_ipsec_sa_protocol proto;
+ /**< IPsec SA protocol */
+ enum rte_security_ipsec_sa_mode mode;
+ /**< IPsec SA mode */
+ enum rte_security_ipsec_sa_direction direction;
+ /**< IPsec SA direction */
+ struct rte_security_ipsec_sa_options options;
+ /**< IPsec SA supported options */
+ } ipsec;
+ /**< IPsec capability */
+ struct {
+ /* To be Filled */
+ } macsec;
+ /**< MACsec capability */
+ };
+
+ const struct rte_cryptodev_capabilities *crypto_capabilities;
+ /**< Corresponding crypto capabilities for security capability */
+
+ uint32_t ol_flags;
+ /**< Device offload flags */
+};
+
+#define RTE_SECURITY_TX_OLOAD_NEED_MDATA 0x00000001
+/**< HW needs metadata update, see rte_security_set_pkt_metadata().
+ */
+
+#define RTE_SECURITY_TX_HW_TRAILER_OFFLOAD 0x00000002
+/**< HW constructs trailer of packets
+ * Transmitted packets will have the trailer added to them
+ * by hardawre. The next protocol field will be based on
+ * the mbuf->inner_esp_next_proto field.
+ */
+#define RTE_SECURITY_RX_HW_TRAILER_OFFLOAD 0x00010000
+/**< HW removes trailer of packets
+ * Received packets have no trailer, the next protocol field
+ * is supplied in the mbuf->inner_esp_next_proto field.
+ * Inner packet is not modified.
+ */
+
+/**
+ * Security capability index used to query a security instance for a specific
+ * security capability
+ */
+struct rte_security_capability_idx {
+ enum rte_security_session_action_type action;
+ enum rte_security_session_protocol protocol;
+
+ union {
+ struct {
+ enum rte_security_ipsec_sa_protocol proto;
+ enum rte_security_ipsec_sa_mode mode;
+ enum rte_security_ipsec_sa_direction direction;
+ } ipsec;
+ };
+};
+
+/**
+ * Returns array of security instance capabilities
+ *
+ * @param instance Security instance.
+ *
+ * @return
+ * - Returns array of security capabilities.
+ * - Return NULL if no capabilities available.
+ */
+const struct rte_security_capability *
+rte_security_capabilities_get(struct rte_security_ctx *instance);
+
+/**
+ * Query if a specific capability is available on security instance
+ *
+ * @param instance security instance.
+ * @param idx security capability index to match against
+ *
+ * @return
+ * - Returns pointer to security capability on match of capability
+ * index criteria.
+ * - Return NULL if the capability not matched on security instance.
+ */
+const struct rte_security_capability *
+rte_security_capability_get(struct rte_security_ctx *instance,
+ struct rte_security_capability_idx *idx);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_SECURITY_H_ */
diff --git a/lib/librte_security/rte_security_driver.h b/lib/librte_security/rte_security_driver.h
new file mode 100644
index 0000000..78814fa
--- /dev/null
+++ b/lib/librte_security/rte_security_driver.h
@@ -0,0 +1,155 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2017 Intel Corporation. All rights reserved.
+ * Copyright 2017 NXP.
+ *
+ * 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 _RTE_SECURITY_DRIVER_H_
+#define _RTE_SECURITY_DRIVER_H_
+
+/**
+ * @file rte_security_driver.h
+ *
+ * RTE Security Common Definitions
+ *
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "rte_security.h"
+
+/**
+ * Configure a security session on a device.
+ *
+ * @param device Crypto/eth device pointer
+ * @param conf Security session configuration
+ * @param sess Pointer to Security private session structure
+ * @param mp Mempool where the private session is allocated
+ *
+ * @return
+ * - Returns 0 if private session structure have been created successfully.
+ * - Returns -EINVAL if input parameters are invalid.
+ * - Returns -ENOTSUP if crypto device does not support the crypto transform.
+ * - Returns -ENOMEM if the private session could not be allocated.
+ */
+typedef int (*security_session_create_t)(void *device,
+ struct rte_security_session_conf *conf,
+ struct rte_security_session *sess,
+ struct rte_mempool *mp);
+
+/**
+ * Free driver private session data.
+ *
+ * @param dev Crypto/eth device pointer
+ * @param sess Security session structure
+ */
+typedef int (*security_session_destroy_t)(void *device,
+ struct rte_security_session *sess);
+
+/**
+ * Update driver private session data.
+ *
+ * @param device Crypto/eth device pointer
+ * @param sess Pointer to Security private session structure
+ * @param conf Security session configuration
+ *
+ * @return
+ * - Returns 0 if private session structure have been updated successfully.
+ * - Returns -EINVAL if input parameters are invalid.
+ * - Returns -ENOTSUP if crypto device does not support the crypto transform.
+ */
+typedef int (*security_session_update_t)(void *device,
+ struct rte_security_session *sess,
+ struct rte_security_session_conf *conf);
+/**
+ * Get stats from the PMD.
+ *
+ * @param device Crypto/eth device pointer
+ * @param sess Pointer to Security private session structure
+ * @param stats Security stats of the driver
+ *
+ * @return
+ * - Returns 0 if private session structure have been updated successfully.
+ * - Returns -EINVAL if session parameters are invalid.
+ */
+typedef int (*security_session_stats_get_t)(void *device,
+ struct rte_security_session *sess,
+ struct rte_security_stats *stats);
+
+/**
+ * Update the mbuf with provided metadata.
+ *
+ * @param sess Security session structure
+ * @param mb Packet buffer
+ * @param mt Metadata
+ *
+ * @return
+ * - Returns 0 if metadata updated successfully.
+ * - Returns -ve value for errors.
+ */
+typedef int (*security_set_pkt_metadata_t)(void *device,
+ struct rte_security_session *sess, struct rte_mbuf *m,
+ void *params);
+
+/**
+ * Get security capabilities of the device.
+ *
+ * @param device crypto/eth device pointer
+ *
+ * @return
+ * - Returns rte_security_capability pointer on success.
+ * - Returns NULL on error.
+ */
+typedef const struct rte_security_capability *(*security_capabilities_get_t)(
+ void *device);
+
+/** Security operations function pointer table */
+struct rte_security_ops {
+ security_session_create_t session_create;
+ /**< Configure a security session. */
+ security_session_update_t session_update;
+ /**< Update a security session. */
+ security_session_stats_get_t session_stats_get;
+ /**< Get security session statistics. */
+ security_session_destroy_t session_destroy;
+ /**< Clear a security sessions private data. */
+ security_set_pkt_metadata_t set_pkt_metadata;
+ /**< Update mbuf metadata. */
+ security_capabilities_get_t capabilities_get;
+ /**< Get security capabilities. */
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_SECURITY_DRIVER_H_ */
diff --git a/lib/librte_security/rte_security_version.map b/lib/librte_security/rte_security_version.map
new file mode 100644
index 0000000..8af7fc1
--- /dev/null
+++ b/lib/librte_security/rte_security_version.map
@@ -0,0 +1,13 @@
+DPDK_17.11 {
+ global:
+
+ rte_security_attach_session;
+ rte_security_capabilities_get;
+ rte_security_capability_get;
+ rte_security_session_create;
+ rte_security_session_destroy;
+ rte_security_session_stats_get;
+ rte_security_session_update;
+ rte_security_set_pkt_metadata;
+
+};
--
2.9.3