/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright 2017 NXP.
- * Copyright(c) 2017 Intel Corporation.
+ * Copyright 2017,2019 NXP
+ * Copyright(c) 2017-2020 Intel Corporation.
*/
#ifndef _RTE_SECURITY_H_
* IPsec Security Association option flags
*/
struct rte_security_ipsec_sa_options {
- /**< Extended Sequence Numbers (ESN)
+ /** Extended Sequence Numbers (ESN)
*
* * 1: Use extended (64 bit) sequence numbers
* * 0: Use normal sequence numbers
*/
uint32_t esn : 1;
- /**< UDP encapsulation
+ /** UDP encapsulation
*
* * 1: Do UDP encapsulation/decapsulation so that IPSEC packets can
* traverse through NAT boxes.
*/
uint32_t udp_encap : 1;
- /**< Copy DSCP bits
+ /** 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
*/
uint32_t copy_dscp : 1;
- /**< Copy IPv6 Flow Label
+ /** Copy IPv6 Flow Label
*
* * 1: Copy IPv6 flow label from inner IPv6 header to the
* outer IPv6 header.
*/
uint32_t copy_flabel : 1;
- /**< Copy IPv4 Don't Fragment bit
+ /** Copy IPv4 Don't Fragment bit
*
* * 1: Copy the DF bit from the inner IPv4 header to the outer
* IPv4 header.
*/
uint32_t copy_df : 1;
- /**< Decrement inner packet Time To Live (TTL) field
+ /** 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
* * 0: Inner packet is not modified.
*/
uint32_t dec_ttl : 1;
+
+ /** Explicit Congestion Notification (ECN)
+ *
+ * * 1: In tunnel mode, enable outer header ECN Field copied from
+ * inner header in tunnel encapsulation, or inner header ECN
+ * field construction in decapsulation.
+ * * 0: Inner/outer header are not modified.
+ */
+ uint32_t ecn : 1;
+
+ /** Security statistics
+ *
+ * * 1: Enable per session security statistics collection for
+ * this SA, if supported by the driver.
+ * * 0: Disable per session security statistics collection for this SA.
+ */
+ uint32_t stats : 1;
};
/** IPSec security association direction */
/**< Tunnel parameters, NULL for transport mode */
uint64_t esn_soft_limit;
/**< ESN for which the overflow event need to be raised */
+ uint32_t replay_win_sz;
+ /**< Anti replay window size to enable sequence replay attack handling.
+ * replay checking is disabled if the window size is 0.
+ */
};
/**
uint32_t hfn;
/** HFN Threshold for key renegotiation */
uint32_t hfn_threshold;
+ /** HFN can be given as a per packet value also.
+ * As we do not have IV in case of PDCP, and HFN is
+ * used to generate IV. IV field can be used to get the
+ * per packet HFN while enq/deq.
+ * If hfn_ovrd field is set, user is expected to set the
+ * per packet HFN in place of IV. PMDs will extract the HFN
+ * and perform operations accordingly.
+ */
+ uint32_t hfn_ovrd;
+};
+
+/** DOCSIS direction */
+enum rte_security_docsis_direction {
+ RTE_SECURITY_DOCSIS_UPLINK,
+ /**< Uplink
+ * - Decryption, followed by CRC Verification
+ */
+ RTE_SECURITY_DOCSIS_DOWNLINK,
+ /**< Downlink
+ * - CRC Generation, followed by Encryption
+ */
+};
+
+/**
+ * DOCSIS security session configuration.
+ *
+ * This structure contains data required to create a DOCSIS security session.
+ */
+struct rte_security_docsis_xform {
+ enum rte_security_docsis_direction direction;
+ /**< DOCSIS direction */
};
/**
/**< All security protocol processing is performed inline during
* transmission
*/
- RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL
+ RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL,
/**< All security protocol processing including crypto is performed
* on a lookaside accelerator
*/
+ RTE_SECURITY_ACTION_TYPE_CPU_CRYPTO
+ /**< Similar to ACTION_TYPE_NONE but crypto processing for security
+ * protocol is processed synchronously by a CPU.
+ */
};
/** Security session protocol definition */
/**< MACSec Protocol */
RTE_SECURITY_PROTOCOL_PDCP,
/**< PDCP Protocol */
+ RTE_SECURITY_PROTOCOL_DOCSIS,
+ /**< DOCSIS Protocol */
};
/**
struct rte_security_ipsec_xform ipsec;
struct rte_security_macsec_xform macsec;
struct rte_security_pdcp_xform pdcp;
+ struct rte_security_docsis_xform docsis;
};
/**< Configuration parameters for security session */
struct rte_crypto_sym_xform *crypto_xform;
* @param conf update configuration parameters
* @return
* - On success returns 0
- * - On failure return errno
+ * - On failure returns a negative errno value.
*/
-int __rte_experimental
+__rte_experimental
+int
rte_security_session_update(struct rte_security_ctx *instance,
struct rte_security_session *sess,
struct rte_security_session_conf *conf);
* return it to its original mempool.
*
* @param instance security instance
- * @param sess security session to freed
+ * @param sess security session to be freed
*
* @return
* - 0 if successful.
- * - -EINVAL if session is NULL.
+ * - -EINVAL if session or context instance is NULL.
* - -EBUSY if not all device private data has been freed.
+ * - -ENOTSUP if destroying private data is not supported.
+ * - other negative values in case of freeing private data errors.
*/
int
rte_security_session_destroy(struct rte_security_ctx *instance,
* - On success, userdata
* - On failure, NULL
*/
-void * __rte_experimental
+__rte_experimental
+void *
rte_security_get_userdata(struct rte_security_ctx *instance, uint64_t md);
/**
};
struct rte_security_ipsec_stats {
- uint64_t reserved;
-
+ uint64_t ipackets; /**< Successfully received IPsec packets. */
+ uint64_t opackets; /**< Successfully transmitted IPsec packets.*/
+ uint64_t ibytes; /**< Successfully received IPsec bytes. */
+ uint64_t obytes; /**< Successfully transmitted IPsec bytes. */
+ uint64_t ierrors; /**< IPsec packets receive/decrypt errors. */
+ uint64_t oerrors; /**< IPsec packets transmit/encrypt errors. */
+ uint64_t reserved1; /**< Reserved for future use. */
+ uint64_t reserved2; /**< Reserved for future use. */
};
struct rte_security_pdcp_stats {
uint64_t reserved;
};
+struct rte_security_docsis_stats {
+ uint64_t reserved;
+};
+
struct rte_security_stats {
enum rte_security_session_protocol protocol;
/**< Security protocol to be configured */
struct rte_security_macsec_stats macsec;
struct rte_security_ipsec_stats ipsec;
struct rte_security_pdcp_stats pdcp;
+ struct rte_security_docsis_stats docsis;
};
};
*
* @param instance security instance
* @param sess security session
+ * If security session is NULL then global (per security instance) statistics
+ * will be retrieved, if supported. Global statistics collection is not
+ * dependent on the per session statistics configuration.
* @param stats statistics
* @return
- * - On success return 0
- * - On failure errno
+ * - On success, return 0
+ * - On failure, a negative value
*/
-int __rte_experimental
+__rte_experimental
+int
rte_security_session_stats_get(struct rte_security_ctx *instance,
struct rte_security_session *sess,
struct rte_security_stats *stats);
/**< IPsec SA direction */
struct rte_security_ipsec_sa_options options;
/**< IPsec SA supported options */
+ uint32_t replay_win_sz_max;
+ /**< IPsec Anti Replay Window Size. A '0' value
+ * indicates that Anti Replay is not supported.
+ */
} ipsec;
/**< IPsec capability */
struct {
/**< Capability flags, see RTE_SECURITY_PDCP_* */
} pdcp;
/**< PDCP capability */
+ struct {
+ enum rte_security_docsis_direction direction;
+ /**< DOCSIS direction */
+ } docsis;
+ /**< DOCSIS capability */
};
const struct rte_cryptodev_capabilities *crypto_capabilities;
enum rte_security_pdcp_domain domain;
uint32_t capa_flags;
} pdcp;
+ struct {
+ enum rte_security_docsis_direction direction;
+ } docsis;
};
};
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