New upstream version 17.08
[deb_dpdk.git] / drivers / crypto / openssl / rte_openssl_pmd_ops.c
index 22a6873..8cdd0b2 100644 (file)
@@ -1,7 +1,7 @@
 /*-
  *   BSD LICENSE
  *
- *   Copyright(c) 2016 Intel Corporation. All rights reserved.
+ *   Copyright(c) 2016-2017 Intel Corporation. All rights reserved.
  *
  *   Redistribution and use in source and binary forms, with or without
  *   modification, are permitted provided that the following conditions
@@ -48,16 +48,16 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                .algo = RTE_CRYPTO_AUTH_MD5_HMAC,
                                .block_size = 64,
                                .key_size = {
-                                       .min = 64,
+                                       .min = 1,
                                        .max = 64,
-                                       .increment = 0
+                                       .increment = 1
                                },
                                .digest_size = {
                                        .min = 16,
                                        .max = 16,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
@@ -78,7 +78,7 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                        .max = 16,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
@@ -90,16 +90,16 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                .algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
                                .block_size = 64,
                                .key_size = {
-                                       .min = 64,
+                                       .min = 1,
                                        .max = 64,
-                                       .increment = 0
+                                       .increment = 1
                                },
                                .digest_size = {
                                        .min = 20,
                                        .max = 20,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
@@ -120,7 +120,7 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                        .max = 20,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
@@ -132,16 +132,16 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                .algo = RTE_CRYPTO_AUTH_SHA224_HMAC,
                                .block_size = 64,
                                .key_size = {
-                                       .min = 64,
+                                       .min = 1,
                                        .max = 64,
-                                       .increment = 0
+                                       .increment = 1
                                },
                                .digest_size = {
                                        .min = 28,
                                        .max = 28,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
@@ -162,7 +162,7 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                        .max = 28,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
@@ -174,40 +174,40 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                .algo = RTE_CRYPTO_AUTH_SHA256_HMAC,
                                .block_size = 64,
                                .key_size = {
-                                       .min = 64,
+                                       .min = 1,
                                        .max = 64,
-                                       .increment = 0
+                                       .increment = 1
                                },
                                .digest_size = {
                                        .min = 32,
                                        .max = 32,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
        {       /* SHA256 */
-                       .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
-                       {.sym = {
-                               .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
-                               {.auth = {
-                                       .algo = RTE_CRYPTO_AUTH_SHA256,
-                                       .block_size = 64,
-                                       .key_size = {
-                                               .min = 0,
-                                               .max = 0,
-                                               .increment = 0
-                                       },
-                                       .digest_size = {
-                                               .min = 32,
-                                               .max = 32,
-                                               .increment = 0
-                                       },
-                                       .aad_size = { 0 }
-                               }, }
+               .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+               {.sym = {
+                       .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
+                       {.auth = {
+                               .algo = RTE_CRYPTO_AUTH_SHA256,
+                               .block_size = 64,
+                               .key_size = {
+                                       .min = 0,
+                                       .max = 0,
+                                       .increment = 0
+                               },
+                               .digest_size = {
+                                       .min = 32,
+                                       .max = 32,
+                                       .increment = 0
+                               },
+                               .iv_size = { 0 }
                        }, }
-               },
+               }, }
+       },
        {       /* SHA384 HMAC */
                .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
                {.sym = {
@@ -216,16 +216,16 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                .algo = RTE_CRYPTO_AUTH_SHA384_HMAC,
                                .block_size = 128,
                                .key_size = {
-                                       .min = 128,
+                                       .min = 1,
                                        .max = 128,
-                                       .increment = 0
+                                       .increment = 1
                                },
                                .digest_size = {
                                        .min = 48,
                                        .max = 48,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
@@ -246,7 +246,7 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                        .max = 48,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
@@ -258,16 +258,16 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                .algo = RTE_CRYPTO_AUTH_SHA512_HMAC,
                                .block_size = 128,
                                .key_size = {
-                                       .min = 128,
+                                       .min = 1,
                                        .max = 128,
-                                       .increment = 0
+                                       .increment = 1
                                },
                                .digest_size = {
                                        .min = 64,
                                        .max = 64,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
@@ -288,7 +288,7 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                        .max = 64,
                                        .increment = 0
                                },
-                               .aad_size = { 0 }
+                               .iv_size = { 0 }
                        }, }
                }, }
        },
@@ -332,12 +332,12 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                        }, }
                }, }
        },
-       {       /* AES GCM (AUTH) */
+       {       /* AES GCM */
                .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
                {.sym = {
-                       .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
-                       {.auth = {
-                               .algo = RTE_CRYPTO_AUTH_AES_GCM,
+                       .xform_type = RTE_CRYPTO_SYM_XFORM_AEAD,
+                       {.aead = {
+                               .algo = RTE_CRYPTO_AEAD_AES_GCM,
                                .block_size = 16,
                                .key_size = {
                                        .min = 16,
@@ -353,27 +353,12 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                        .min = 0,
                                        .max = 65535,
                                        .increment = 1
-                               }
-                       }, }
-               }, }
-       },
-       {       /* AES GCM (CIPHER) */
-               .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
-               {.sym = {
-                       .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
-                       {.cipher = {
-                               .algo = RTE_CRYPTO_CIPHER_AES_GCM,
-                               .block_size = 16,
-                               .key_size = {
-                                       .min = 16,
-                                       .max = 32,
-                                       .increment = 8
                                },
                                .iv_size = {
                                        .min = 12,
                                        .max = 16,
                                        .increment = 4
-                               }
+                               },
                        }, }
                }, }
        },
@@ -394,9 +379,9 @@ static const struct rte_cryptodev_capabilities openssl_pmd_capabilities[] = {
                                        .max = 16,
                                        .increment = 0
                                },
-                               .aad_size = {
-                                       .min = 8,
-                                       .max = 65532,
+                               .iv_size = {
+                                       .min = 12,
+                                       .max = 16,
                                        .increment = 4
                                }
                        }, }
@@ -536,7 +521,7 @@ openssl_pmd_info_get(struct rte_cryptodev *dev,
        struct openssl_private *internals = dev->data->dev_private;
 
        if (dev_info != NULL) {
-               dev_info->dev_type = dev->dev_type;
+               dev_info->driver_id = dev->driver_id;
                dev_info->feature_flags = dev->feature_flags;
                dev_info->capabilities = openssl_pmd_capabilities;
                dev_info->max_nb_queue_pairs = internals->max_nb_qpairs;
@@ -602,7 +587,7 @@ openssl_pmd_qp_create_processed_ops_ring(struct openssl_qp *qp,
 static int
 openssl_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
                const struct rte_cryptodev_qp_conf *qp_conf,
-                int socket_id)
+               int socket_id, struct rte_mempool *session_pool)
 {
        struct openssl_qp *qp = NULL;
 
@@ -627,7 +612,7 @@ openssl_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
        if (qp->processed_ops == NULL)
                goto qp_setup_cleanup;
 
-       qp->sess_mp = dev->data->session_pool;
+       qp->sess_mp = session_pool;
 
        memset(&qp->stats, 0, sizeof(qp->stats));
 
@@ -671,36 +656,57 @@ openssl_pmd_session_get_size(struct rte_cryptodev *dev __rte_unused)
 }
 
 /** Configure the session from a crypto xform chain */
-static void *
+static int
 openssl_pmd_session_configure(struct rte_cryptodev *dev __rte_unused,
-               struct rte_crypto_sym_xform *xform,     void *sess)
+               struct rte_crypto_sym_xform *xform,
+               struct rte_cryptodev_sym_session *sess,
+               struct rte_mempool *mempool)
 {
+       void *sess_private_data;
+       int ret;
+
        if (unlikely(sess == NULL)) {
                OPENSSL_LOG_ERR("invalid session struct");
-               return NULL;
+               return -EINVAL;
+       }
+
+       if (rte_mempool_get(mempool, &sess_private_data)) {
+               CDEV_LOG_ERR(
+                       "Couldn't get object from session mempool");
+               return -ENOMEM;
        }
 
-       if (openssl_set_session_parameters(
-                       sess, xform) != 0) {
+       ret = openssl_set_session_parameters(sess_private_data, xform);
+       if (ret != 0) {
                OPENSSL_LOG_ERR("failed configure session parameters");
-               return NULL;
+
+               /* Return session to mempool */
+               rte_mempool_put(mempool, sess_private_data);
+               return ret;
        }
 
-       return sess;
+       set_session_private_data(sess, dev->driver_id,
+                       sess_private_data);
+
+       return 0;
 }
 
 
 /** Clear the memory of session so it doesn't leave key material behind */
 static void
-openssl_pmd_session_clear(struct rte_cryptodev *dev __rte_unused, void *sess)
+openssl_pmd_session_clear(struct rte_cryptodev *dev,
+               struct rte_cryptodev_sym_session *sess)
 {
-       /*
-        * Current just resetting the whole data structure, need to investigate
-        * whether a more selective reset of key would be more performant
-        */
-       if (sess) {
-               openssl_reset_session(sess);
-               memset(sess, 0, sizeof(struct openssl_session));
+       uint8_t index = dev->driver_id;
+       void *sess_priv = get_session_private_data(sess, index);
+
+       /* Zero out the whole structure */
+       if (sess_priv) {
+               openssl_reset_session(sess_priv);
+               memset(sess_priv, 0, sizeof(struct openssl_session));
+               struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
+               set_session_private_data(sess, index, NULL);
+               rte_mempool_put(sess_mp, sess_priv);
        }
 }