From: Akhil Goyal <akhil.goyal@nxp.com>
Date: Wed, 25 Oct 2017 15:07:18 +0000 (+0530)
Subject: cryptodev: support security APIs
X-Git-Tag: spdx-start~1183
X-Git-Url: http://git.droids-corp.org/?p=dpdk.git;a=commitdiff_plain;h=eadb4fa1e1fe3382350082028e05e48541f8a17d

cryptodev: support security APIs

Security ops are added to crypto device to support
protocol offloaded security operations.

Signed-off-by: Akhil Goyal <akhil.goyal@nxp.com>
Signed-off-by: Declan Doherty <declan.doherty@intel.com>
---

diff --git a/doc/guides/cryptodevs/features/default.ini b/doc/guides/cryptodevs/features/default.ini
index c98717ab34..18d66cb901 100644
--- a/doc/guides/cryptodevs/features/default.ini
+++ b/doc/guides/cryptodevs/features/default.ini
@@ -10,6 +10,7 @@ Symmetric crypto       =
 Asymmetric crypto      =
 Sym operation chaining =
 HW Accelerated         =
+Protocol offload       =
 CPU SSE                =
 CPU AVX                =
 CPU AVX2               =
diff --git a/lib/librte_cryptodev/rte_crypto.h b/lib/librte_cryptodev/rte_crypto.h
index 3ef9e41ced..eeed9ee251 100644
--- a/lib/librte_cryptodev/rte_crypto.h
+++ b/lib/librte_cryptodev/rte_crypto.h
@@ -86,7 +86,8 @@ enum rte_crypto_op_status {
  */
 enum rte_crypto_op_sess_type {
 	RTE_CRYPTO_OP_WITH_SESSION,	/**< Session based crypto operation */
-	RTE_CRYPTO_OP_SESSIONLESS	/**< Session-less crypto operation */
+	RTE_CRYPTO_OP_SESSIONLESS,	/**< Session-less crypto operation */
+	RTE_CRYPTO_OP_SECURITY_SESSION	/**< Security session crypto operation */
 };
 
 /**
diff --git a/lib/librte_cryptodev/rte_crypto_sym.h b/lib/librte_cryptodev/rte_crypto_sym.h
index 0a0ea59de1..5992063708 100644
--- a/lib/librte_cryptodev/rte_crypto_sym.h
+++ b/lib/librte_cryptodev/rte_crypto_sym.h
@@ -508,6 +508,8 @@ struct rte_crypto_sym_op {
 		/**< Handle for the initialised session context */
 		struct rte_crypto_sym_xform *xform;
 		/**< Session-less API crypto operation parameters */
+		struct rte_security_session *sec_session;
+		/**< Handle for the initialised security session context */
 	};
 
 	RTE_STD_C11
diff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c
index 21da40ee8f..80632117e0 100644
--- a/lib/librte_cryptodev/rte_cryptodev.c
+++ b/lib/librte_cryptodev/rte_cryptodev.c
@@ -488,6 +488,16 @@ rte_cryptodev_devices_get(const char *driver_name, uint8_t *devices,
 	return count;
 }
 
+void *
+rte_cryptodev_get_sec_ctx(uint8_t dev_id)
+{
+	if (rte_crypto_devices[dev_id].feature_flags &
+			RTE_CRYPTODEV_FF_SECURITY)
+		return rte_crypto_devices[dev_id].security_ctx;
+
+	return NULL;
+}
+
 int
 rte_cryptodev_socket_id(uint8_t dev_id)
 {
diff --git a/lib/librte_cryptodev/rte_cryptodev.h b/lib/librte_cryptodev/rte_cryptodev.h
index a74d9b92bd..a0d3a12abc 100644
--- a/lib/librte_cryptodev/rte_cryptodev.h
+++ b/lib/librte_cryptodev/rte_cryptodev.h
@@ -350,6 +350,8 @@ rte_cryptodev_get_aead_algo_enum(enum rte_crypto_aead_algorithm *algo_enum,
 /**< Utilises CPU NEON instructions */
 #define	RTE_CRYPTODEV_FF_CPU_ARM_CE		(1ULL << 11)
 /**< Utilises ARM CPU Cryptographic Extensions */
+#define	RTE_CRYPTODEV_FF_SECURITY		(1ULL << 12)
+/**< Support Security Protocol Processing */
 
 
 /**
@@ -773,11 +775,17 @@ struct rte_cryptodev {
 	struct rte_cryptodev_cb_list link_intr_cbs;
 	/**< User application callback for interrupts if present */
 
+	void *security_ctx;
+	/**< Context for security ops */
+
 	__extension__
 	uint8_t attached : 1;
 	/**< Flag indicating the device is attached */
 } __rte_cache_aligned;
 
+void *
+rte_cryptodev_get_sec_ctx(uint8_t dev_id);
+
 /**
  *
  * The data part, with no function pointers, associated with each device.
diff --git a/lib/librte_cryptodev/rte_cryptodev_version.map b/lib/librte_cryptodev/rte_cryptodev_version.map
index 4355166a91..e82296c90b 100644
--- a/lib/librte_cryptodev/rte_cryptodev_version.map
+++ b/lib/librte_cryptodev/rte_cryptodev_version.map
@@ -79,6 +79,7 @@ DPDK_17.08 {
 DPDK_17.11 {
 	global:
 
+	rte_cryptodev_get_sec_ctx;
 	rte_cryptodev_name_get;
 	rte_cryptodev_pmd_create;
 	rte_cryptodev_pmd_destroy;