mem: fix resource leak on map failure

[dpdk.git] / lib / librte_cryptodev / rte_cryptodev.c

diff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c
index 21da40e..2a95a35 100644 (file)
--- a/lib/librte_cryptodev/rte_cryptodev.c
+++ b/lib/librte_cryptodev/rte_cryptodev.c
@@ -1,33 +1,5 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2015-2017 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.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2015-2017 Intel Corporation
  */
 
 #include <sys/types.h>
@@ -362,6 +334,8 @@ rte_cryptodev_get_feature_name(uint64_t flag)
                return "CPU_AVX";
        case RTE_CRYPTODEV_FF_CPU_AVX2:
                return "CPU_AVX2";
+       case RTE_CRYPTODEV_FF_CPU_AVX512:
+               return "CPU_AVX512";
        case RTE_CRYPTODEV_FF_CPU_AESNI:
                return "CPU_AESNI";
        case RTE_CRYPTODEV_FF_HW_ACCELERATED:
@@ -377,12 +351,6 @@ rte_cryptodev_get_feature_name(uint64_t flag)
        }
 }
 
-int
-rte_cryptodev_create_vdev(const char *name, const char *args)
-{
-       return rte_vdev_init(name, args);
-}
-
 struct rte_cryptodev *
 rte_cryptodev_pmd_get_dev(uint8_t dev_id)
 {
@@ -488,6 +456,16 @@ 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)
 {
@@ -1116,13 +1094,15 @@ rte_cryptodev_sym_session_create(struct rte_mempool *mp)
        struct rte_cryptodev_sym_session *sess;
 
        /* Allocate a session structure from the session pool */
-       if (rte_mempool_get(mp, (void *)&sess)) {
+       if (rte_mempool_get(mp, (void **)&sess)) {
                CDEV_LOG_ERR("couldn't get object from session mempool");
                return NULL;
        }
 
-       /* Clear device session pointer */
-       memset(sess, 0, (sizeof(void *) * nb_drivers));
+       /* Clear device session pointer.
+        * Include the flag indicating presence of private data
+        */
+       memset(sess, 0, (sizeof(void *) * nb_drivers) + sizeof(uint8_t));
 
        return sess;
 }
@@ -1226,9 +1206,10 @@ rte_cryptodev_get_header_session_size(void)
 {
        /*
         * Header contains pointers to the private data
-        * of all registered drivers
+        * of all registered drivers, and a flag which
+        * indicates presence of private data
         */
-       return (sizeof(void *) * nb_drivers);
+       return ((sizeof(void *) * nb_drivers) + sizeof(uint8_t));
 }
 
 unsigned int
@@ -1260,6 +1241,38 @@ rte_cryptodev_get_private_session_size(uint8_t dev_id)
 
 }
 
+int __rte_experimental
+rte_cryptodev_sym_session_set_private_data(
+                                       struct rte_cryptodev_sym_session *sess,
+                                       void *data,
+                                       uint16_t size)
+{
+       uint16_t off_set = sizeof(void *) * nb_drivers;
+       uint8_t *private_data_present = (uint8_t *)sess + off_set;
+
+       if (sess == NULL)
+               return -EINVAL;
+
+       *private_data_present = 1;
+       off_set += sizeof(uint8_t);
+       rte_memcpy((uint8_t *)sess + off_set, data, size);
+       return 0;
+}
+
+void * __rte_experimental
+rte_cryptodev_sym_session_get_private_data(
+                                       struct rte_cryptodev_sym_session *sess)
+{
+       uint16_t off_set = sizeof(void *) * nb_drivers;
+       uint8_t *private_data_present = (uint8_t *)sess + off_set;
+
+       if (sess == NULL || !*private_data_present)
+               return NULL;
+
+       off_set += sizeof(uint8_t);
+       return (uint8_t *)sess + off_set;
+}
+
 /** Initialise rte_crypto_op mempool element */
 static void
 rte_crypto_op_init(struct rte_mempool *mempool,
@@ -1274,7 +1287,7 @@ rte_crypto_op_init(struct rte_mempool *mempool,
 
        __rte_crypto_op_reset(op, type);
 
-       op->phys_addr = rte_mem_virt2phy(_op_data);
+       op->phys_addr = rte_mem_virt2iova(_op_data);
        op->mempool = mempool;
 }