-/*-
- * 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 <des.h>
+
#include <rte_common.h>
#include <rte_hexdump.h>
#include <rte_cryptodev.h>
#include <rte_cryptodev_pmd.h>
-#include <rte_cryptodev_vdev.h>
-#include <rte_vdev.h>
+#include <rte_bus_vdev.h>
#include <rte_malloc.h>
#include <rte_cpuflags.h>
struct aesni_mb_session *sess,
const struct rte_crypto_sym_xform *xform)
{
+ uint8_t is_aes = 0;
aes_keyexp_t aes_keyexp_fn;
if (xform == NULL) {
switch (xform->cipher.algo) {
case RTE_CRYPTO_CIPHER_AES_CBC:
sess->cipher.mode = CBC;
+ is_aes = 1;
break;
case RTE_CRYPTO_CIPHER_AES_CTR:
sess->cipher.mode = CNTR;
+ is_aes = 1;
break;
case RTE_CRYPTO_CIPHER_AES_DOCSISBPI:
sess->cipher.mode = DOCSIS_SEC_BPI;
+ is_aes = 1;
break;
- default:
- MB_LOG_ERR("Unsupported cipher mode parameter");
- return -ENOTSUP;
- }
-
- /* Check key length and choose key expansion function */
- switch (xform->cipher.key.length) {
- case AES_128_BYTES:
- sess->cipher.key_length_in_bytes = AES_128_BYTES;
- aes_keyexp_fn = mb_ops->aux.keyexp.aes128;
- break;
- case AES_192_BYTES:
- sess->cipher.key_length_in_bytes = AES_192_BYTES;
- aes_keyexp_fn = mb_ops->aux.keyexp.aes192;
+ case RTE_CRYPTO_CIPHER_DES_CBC:
+ sess->cipher.mode = DES;
break;
- case AES_256_BYTES:
- sess->cipher.key_length_in_bytes = AES_256_BYTES;
- aes_keyexp_fn = mb_ops->aux.keyexp.aes256;
+ case RTE_CRYPTO_CIPHER_DES_DOCSISBPI:
+ sess->cipher.mode = DOCSIS_DES;
break;
default:
- MB_LOG_ERR("Invalid cipher key length");
- return -EINVAL;
+ MB_LOG_ERR("Unsupported cipher mode parameter");
+ return -ENOTSUP;
}
/* Set IV parameters */
sess->iv.offset = xform->cipher.iv.offset;
sess->iv.length = xform->cipher.iv.length;
- /* Expanded cipher keys */
- (*aes_keyexp_fn)(xform->cipher.key.data,
- sess->cipher.expanded_aes_keys.encode,
- sess->cipher.expanded_aes_keys.decode);
+ /* Check key length and choose key expansion function for AES */
+ if (is_aes) {
+ switch (xform->cipher.key.length) {
+ case AES_128_BYTES:
+ sess->cipher.key_length_in_bytes = AES_128_BYTES;
+ aes_keyexp_fn = mb_ops->aux.keyexp.aes128;
+ break;
+ case AES_192_BYTES:
+ sess->cipher.key_length_in_bytes = AES_192_BYTES;
+ aes_keyexp_fn = mb_ops->aux.keyexp.aes192;
+ break;
+ case AES_256_BYTES:
+ sess->cipher.key_length_in_bytes = AES_256_BYTES;
+ aes_keyexp_fn = mb_ops->aux.keyexp.aes256;
+ break;
+ default:
+ MB_LOG_ERR("Invalid cipher key length");
+ return -EINVAL;
+ }
+
+ /* Expanded cipher keys */
+ (*aes_keyexp_fn)(xform->cipher.key.data,
+ sess->cipher.expanded_aes_keys.encode,
+ sess->cipher.expanded_aes_keys.decode);
+
+ } else {
+ if (xform->cipher.key.length != 8) {
+ MB_LOG_ERR("Invalid cipher key length");
+ return -EINVAL;
+ }
+ sess->cipher.key_length_in_bytes = 8;
+
+ des_key_schedule((uint64_t *)sess->cipher.expanded_aes_keys.encode,
+ xform->cipher.key.data);
+ des_key_schedule((uint64_t *)sess->cipher.expanded_aes_keys.decode,
+ xform->cipher.key.data);
+ }
return 0;
}
static int
cryptodev_aesni_mb_create(const char *name,
struct rte_vdev_device *vdev,
- struct rte_crypto_vdev_init_params *init_params)
+ struct rte_cryptodev_pmd_init_params *init_params)
{
struct rte_cryptodev *dev;
struct aesni_mb_private *internals;
enum aesni_mb_vector_mode vector_mode;
- if (init_params->name[0] == '\0')
- snprintf(init_params->name, sizeof(init_params->name),
- "%s", name);
+ /* Check CPU for support for AES instruction set */
+ if (!rte_cpu_get_flag_enabled(RTE_CPUFLAG_AES)) {
+ MB_LOG_ERR("AES instructions not supported by CPU");
+ return -EFAULT;
+ }
+
+ dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
+ if (dev == NULL) {
+ MB_LOG_ERR("failed to create cryptodev vdev");
+ return -ENODEV;
+ }
/* Check CPU for supported vector instruction set */
if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX512F))
else
vector_mode = RTE_AESNI_MB_SSE;
- dev = rte_cryptodev_vdev_pmd_init(init_params->name,
- sizeof(struct aesni_mb_private), init_params->socket_id,
- vdev);
- if (dev == NULL) {
- MB_LOG_ERR("failed to create cryptodev vdev");
- goto init_error;
- }
-
dev->driver_id = cryptodev_driver_id;
dev->dev_ops = rte_aesni_mb_pmd_ops;
internals->max_nb_sessions = init_params->max_nb_sessions;
return 0;
-init_error:
- MB_LOG_ERR("driver %s: cryptodev_aesni_create failed",
- init_params->name);
-
- cryptodev_aesni_mb_remove(vdev);
- return -EFAULT;
}
static int
cryptodev_aesni_mb_probe(struct rte_vdev_device *vdev)
{
- struct rte_crypto_vdev_init_params init_params = {
- RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_QUEUE_PAIRS,
- RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_SESSIONS,
+ struct rte_cryptodev_pmd_init_params init_params = {
+ "",
+ sizeof(struct aesni_mb_private),
rte_socket_id(),
- ""
+ RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS,
+ RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_SESSIONS
};
- const char *name;
- const char *input_args;
+ const char *name, *args;
+ int retval;
name = rte_vdev_device_name(vdev);
if (name == NULL)
return -EINVAL;
- input_args = rte_vdev_device_args(vdev);
- rte_cryptodev_vdev_parse_init_params(&init_params, input_args);
-
- RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n", name,
- init_params.socket_id);
- if (init_params.name[0] != '\0')
- RTE_LOG(INFO, PMD, " User defined name = %s\n",
- init_params.name);
- RTE_LOG(INFO, PMD, " Max number of queue pairs = %d\n",
- init_params.max_nb_queue_pairs);
- RTE_LOG(INFO, PMD, " Max number of sessions = %d\n",
- init_params.max_nb_sessions);
+
+ args = rte_vdev_device_args(vdev);
+
+ retval = rte_cryptodev_pmd_parse_input_args(&init_params, args);
+ if (retval) {
+ MB_LOG_ERR("Failed to parse initialisation arguments[%s]\n",
+ args);
+ return -EINVAL;
+ }
return cryptodev_aesni_mb_create(name, vdev, &init_params);
}
static int
cryptodev_aesni_mb_remove(struct rte_vdev_device *vdev)
{
+ struct rte_cryptodev *cryptodev;
const char *name;
name = rte_vdev_device_name(vdev);
if (name == NULL)
return -EINVAL;
- RTE_LOG(INFO, PMD, "Closing AESNI crypto device %s on numa socket %u\n",
- name, rte_socket_id());
+ cryptodev = rte_cryptodev_pmd_get_named_dev(name);
+ if (cryptodev == NULL)
+ return -ENODEV;
- return 0;
+ return rte_cryptodev_pmd_destroy(cryptodev);
}
static struct rte_vdev_driver cryptodev_aesni_mb_pmd_drv = {
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