-/*-
- * 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>
#include "rte_cryptodev.h"
#include "rte_cryptodev_pmd.h"
-struct rte_cryptodev rte_crypto_devices[RTE_CRYPTO_MAX_DEVS];
+static uint8_t nb_drivers;
+
+static struct rte_cryptodev rte_crypto_devices[RTE_CRYPTO_MAX_DEVS];
-struct rte_cryptodev *rte_cryptodevs = &rte_crypto_devices[0];
+struct rte_cryptodev *rte_cryptodevs = rte_crypto_devices;
static struct rte_cryptodev_global cryptodev_globals = {
- .devs = &rte_crypto_devices[0],
+ .devs = rte_crypto_devices,
.data = { NULL },
- .nb_devs = 0,
- .max_devs = RTE_CRYPTO_MAX_DEVS
+ .nb_devs = 0
};
-struct rte_cryptodev_global *rte_cryptodev_globals = &cryptodev_globals;
-
/* spinlock for crypto device callbacks */
static rte_spinlock_t rte_cryptodev_cb_lock = RTE_SPINLOCK_INITIALIZER;
[RTE_CRYPTO_AEAD_OP_DECRYPT] = "decrypt"
};
+/**
+ * Asymmetric crypto transform operation strings identifiers.
+ */
+const char *rte_crypto_asym_xform_strings[] = {
+ [RTE_CRYPTO_ASYM_XFORM_NONE] = "none",
+ [RTE_CRYPTO_ASYM_XFORM_RSA] = "rsa",
+ [RTE_CRYPTO_ASYM_XFORM_MODEX] = "modexp",
+ [RTE_CRYPTO_ASYM_XFORM_MODINV] = "modinv",
+ [RTE_CRYPTO_ASYM_XFORM_DH] = "dh",
+ [RTE_CRYPTO_ASYM_XFORM_DSA] = "dsa",
+ [RTE_CRYPTO_ASYM_XFORM_ECDSA] = "ecdsa",
+ [RTE_CRYPTO_ASYM_XFORM_ECPM] = "ecpm",
+};
+
+/**
+ * Asymmetric crypto operation strings identifiers.
+ */
+const char *rte_crypto_asym_op_strings[] = {
+ [RTE_CRYPTO_ASYM_OP_ENCRYPT] = "encrypt",
+ [RTE_CRYPTO_ASYM_OP_DECRYPT] = "decrypt",
+ [RTE_CRYPTO_ASYM_OP_SIGN] = "sign",
+ [RTE_CRYPTO_ASYM_OP_VERIFY] = "verify",
+ [RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE] = "priv_key_generate",
+ [RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE] = "pub_key_generate",
+ [RTE_CRYPTO_ASYM_OP_SHARED_SECRET_COMPUTE] = "sharedsecret_compute",
+};
+
+/**
+ * The private data structure stored in the session mempool private data.
+ */
+struct rte_cryptodev_sym_session_pool_private_data {
+ uint16_t nb_drivers;
+ /**< number of elements in sess_data array */
+ uint16_t user_data_sz;
+ /**< session user data will be placed after sess_data */
+};
+
int
rte_cryptodev_get_cipher_algo_enum(enum rte_crypto_cipher_algorithm *algo_enum,
const char *algo_string)
return -1;
}
+int
+rte_cryptodev_asym_get_xform_enum(enum rte_crypto_asym_xform_type *xform_enum,
+ const char *xform_string)
+{
+ unsigned int i;
+
+ for (i = 1; i < RTE_DIM(rte_crypto_asym_xform_strings); i++) {
+ if (strcmp(xform_string,
+ rte_crypto_asym_xform_strings[i]) == 0) {
+ *xform_enum = (enum rte_crypto_asym_xform_type) i;
+ return 0;
+ }
+ }
+
+ /* Invalid string */
+ return -1;
+}
+
/**
* The crypto auth operation strings identifiers.
* It could be used in application command line.
}
-#define param_range_check(x, y) \
- (((x < y.min) || (x > y.max)) || \
- (y.increment != 0 && (x % y.increment) != 0))
+static int
+param_range_check(uint16_t size, const struct rte_crypto_param_range *range)
+{
+ unsigned int next_size;
+
+ /* Check lower/upper bounds */
+ if (size < range->min)
+ return -1;
+
+ if (size > range->max)
+ return -1;
+
+ /* If range is actually only one value, size is correct */
+ if (range->increment == 0)
+ return 0;
+
+ /* Check if value is one of the supported sizes */
+ for (next_size = range->min; next_size <= range->max;
+ next_size += range->increment)
+ if (size == next_size)
+ return 0;
+
+ return -1;
+}
+
+const struct rte_cryptodev_asymmetric_xform_capability *
+rte_cryptodev_asym_capability_get(uint8_t dev_id,
+ const struct rte_cryptodev_asym_capability_idx *idx)
+{
+ const struct rte_cryptodev_capabilities *capability;
+ struct rte_cryptodev_info dev_info;
+ unsigned int i = 0;
+
+ memset(&dev_info, 0, sizeof(struct rte_cryptodev_info));
+ rte_cryptodev_info_get(dev_id, &dev_info);
+
+ while ((capability = &dev_info.capabilities[i++])->op !=
+ RTE_CRYPTO_OP_TYPE_UNDEFINED) {
+ if (capability->op != RTE_CRYPTO_OP_TYPE_ASYMMETRIC)
+ continue;
+
+ if (capability->asym.xform_capa.xform_type == idx->type)
+ return &capability->asym.xform_capa;
+ }
+ return NULL;
+};
int
rte_cryptodev_sym_capability_check_cipher(
const struct rte_cryptodev_symmetric_capability *capability,
uint16_t key_size, uint16_t iv_size)
{
- if (param_range_check(key_size, capability->cipher.key_size))
+ if (param_range_check(key_size, &capability->cipher.key_size) != 0)
return -1;
- if (param_range_check(iv_size, capability->cipher.iv_size))
+ if (param_range_check(iv_size, &capability->cipher.iv_size) != 0)
return -1;
return 0;
int
rte_cryptodev_sym_capability_check_auth(
const struct rte_cryptodev_symmetric_capability *capability,
- uint16_t key_size, uint16_t digest_size, uint16_t aad_size,
- uint16_t iv_size)
+ uint16_t key_size, uint16_t digest_size, uint16_t iv_size)
{
- if (param_range_check(key_size, capability->auth.key_size))
- return -1;
-
- if (param_range_check(digest_size, capability->auth.digest_size))
+ if (param_range_check(key_size, &capability->auth.key_size) != 0)
return -1;
- if (param_range_check(aad_size, capability->auth.aad_size))
+ if (param_range_check(digest_size, &capability->auth.digest_size) != 0)
return -1;
- if (param_range_check(iv_size, capability->auth.iv_size))
+ if (param_range_check(iv_size, &capability->auth.iv_size) != 0)
return -1;
return 0;
uint16_t key_size, uint16_t digest_size, uint16_t aad_size,
uint16_t iv_size)
{
- if (param_range_check(key_size, capability->aead.key_size))
+ if (param_range_check(key_size, &capability->aead.key_size) != 0)
return -1;
- if (param_range_check(digest_size, capability->aead.digest_size))
+ if (param_range_check(digest_size, &capability->aead.digest_size) != 0)
return -1;
- if (param_range_check(aad_size, capability->aead.aad_size))
+ if (param_range_check(aad_size, &capability->aead.aad_size) != 0)
return -1;
- if (param_range_check(iv_size, capability->aead.iv_size))
+ if (param_range_check(iv_size, &capability->aead.iv_size) != 0)
return -1;
return 0;
}
+int
+rte_cryptodev_asym_xform_capability_check_optype(
+ const struct rte_cryptodev_asymmetric_xform_capability *capability,
+ enum rte_crypto_asym_op_type op_type)
+{
+ if (capability->op_types & (1 << op_type))
+ return 1;
+
+ return 0;
+}
+
+int
+rte_cryptodev_asym_xform_capability_check_modlen(
+ const struct rte_cryptodev_asymmetric_xform_capability *capability,
+ uint16_t modlen)
+{
+ /* no need to check for limits, if min or max = 0 */
+ if (capability->modlen.min != 0) {
+ if (modlen < capability->modlen.min)
+ return -1;
+ }
+
+ if (capability->modlen.max != 0) {
+ if (modlen > capability->modlen.max)
+ return -1;
+ }
+
+ /* in any case, check if given modlen is module increment */
+ if (capability->modlen.increment != 0) {
+ if (modlen % (capability->modlen.increment))
+ return -1;
+ }
+
+ return 0;
+}
+
const char *
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:
return "HW_ACCELERATED";
- case RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER:
- return "MBUF_SCATTER_GATHER";
+ case RTE_CRYPTODEV_FF_IN_PLACE_SGL:
+ return "IN_PLACE_SGL";
+ case RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT:
+ return "OOP_SGL_IN_SGL_OUT";
+ case RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT:
+ return "OOP_SGL_IN_LB_OUT";
+ case RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT:
+ return "OOP_LB_IN_SGL_OUT";
+ case RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT:
+ return "OOP_LB_IN_LB_OUT";
case RTE_CRYPTODEV_FF_CPU_NEON:
return "CPU_NEON";
case RTE_CRYPTODEV_FF_CPU_ARM_CE:
return "CPU_ARM_CE";
+ case RTE_CRYPTODEV_FF_SECURITY:
+ return "SECURITY_PROTOCOL";
+ case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP:
+ return "RSA_PRIV_OP_KEY_EXP";
+ case RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT:
+ return "RSA_PRIV_OP_KEY_QT";
+ case RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED:
+ return "DIGEST_ENCRYPTED";
default:
return NULL;
}
}
-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)
{
- return &rte_cryptodev_globals->devs[dev_id];
+ return &cryptodev_globals.devs[dev_id];
}
struct rte_cryptodev *
if (name == NULL)
return NULL;
- for (i = 0; i < rte_cryptodev_globals->max_devs; i++) {
- dev = &rte_cryptodev_globals->devs[i];
+ for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
+ dev = &cryptodev_globals.devs[i];
if ((dev->attached == RTE_CRYPTODEV_ATTACHED) &&
(strcmp(dev->data->name, name) == 0))
return NULL;
}
+static inline uint8_t
+rte_cryptodev_is_valid_device_data(uint8_t dev_id)
+{
+ if (rte_crypto_devices[dev_id].data == NULL)
+ return 0;
+
+ return 1;
+}
+
unsigned int
rte_cryptodev_pmd_is_valid_dev(uint8_t dev_id)
{
struct rte_cryptodev *dev = NULL;
- if (dev_id >= rte_cryptodev_globals->nb_devs)
+ if (!rte_cryptodev_is_valid_device_data(dev_id))
return 0;
dev = rte_cryptodev_pmd_get_dev(dev_id);
if (name == NULL)
return -1;
- for (i = 0; i < rte_cryptodev_globals->nb_devs; i++)
- if ((strcmp(rte_cryptodev_globals->devs[i].data->name, name)
+ for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++) {
+ if (!rte_cryptodev_is_valid_device_data(i))
+ continue;
+ if ((strcmp(cryptodev_globals.devs[i].data->name, name)
== 0) &&
- (rte_cryptodev_globals->devs[i].attached ==
+ (cryptodev_globals.devs[i].attached ==
RTE_CRYPTODEV_ATTACHED))
return i;
+ }
return -1;
}
uint8_t
rte_cryptodev_count(void)
{
- return rte_cryptodev_globals->nb_devs;
+ return cryptodev_globals.nb_devs;
}
uint8_t
{
uint8_t i, dev_count = 0;
- for (i = 0; i < rte_cryptodev_globals->max_devs; i++)
- if (rte_cryptodev_globals->devs[i].driver_id == driver_id &&
- rte_cryptodev_globals->devs[i].attached ==
+ for (i = 0; i < RTE_CRYPTO_MAX_DEVS; i++)
+ if (cryptodev_globals.devs[i].driver_id == driver_id &&
+ cryptodev_globals.devs[i].attached ==
RTE_CRYPTODEV_ATTACHED)
dev_count++;
uint8_t nb_devices)
{
uint8_t i, count = 0;
- struct rte_cryptodev *devs = rte_cryptodev_globals->devs;
- uint8_t max_devs = rte_cryptodev_globals->max_devs;
+ struct rte_cryptodev *devs = cryptodev_globals.devs;
- for (i = 0; i < max_devs && count < nb_devices; i++) {
+ for (i = 0; i < RTE_CRYPTO_MAX_DEVS && count < nb_devices; i++) {
+ if (!rte_cryptodev_is_valid_device_data(i))
+ continue;
if (devs[i].attached == RTE_CRYPTODEV_ATTACHED) {
int cmp;
cmp = strncmp(devs[i].device->driver->name,
driver_name,
- strlen(driver_name));
+ strlen(driver_name) + 1);
if (cmp == 0)
devices[count++] = devs[i].data->dev_id;
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)
{
rte_cryptodev_data_alloc(uint8_t dev_id, struct rte_cryptodev_data **data,
int socket_id)
{
- char mz_name[RTE_CRYPTODEV_NAME_MAX_LEN];
+ char mz_name[RTE_MEMZONE_NAMESIZE];
const struct rte_memzone *mz;
int n;
return 0;
}
+static inline int
+rte_cryptodev_data_free(uint8_t dev_id, struct rte_cryptodev_data **data)
+{
+ char mz_name[RTE_MEMZONE_NAMESIZE];
+ const struct rte_memzone *mz;
+ int n;
+
+ /* generate memzone name */
+ n = snprintf(mz_name, sizeof(mz_name), "rte_cryptodev_data_%u", dev_id);
+ if (n >= (int)sizeof(mz_name))
+ return -EINVAL;
+
+ mz = rte_memzone_lookup(mz_name);
+ if (mz == NULL)
+ return -ENOMEM;
+
+ RTE_ASSERT(*data == mz->addr);
+ *data = NULL;
+
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+ return rte_memzone_free(mz);
+
+ return 0;
+}
+
static uint8_t
rte_cryptodev_find_free_device_index(void)
{
cryptodev = rte_cryptodev_pmd_get_dev(dev_id);
if (cryptodev->data == NULL) {
- struct rte_cryptodev_data *cryptodev_data =
- cryptodev_globals.data[dev_id];
+ struct rte_cryptodev_data **cryptodev_data =
+ &cryptodev_globals.data[dev_id];
- int retval = rte_cryptodev_data_alloc(dev_id, &cryptodev_data,
+ int retval = rte_cryptodev_data_alloc(dev_id, cryptodev_data,
socket_id);
- if (retval < 0 || cryptodev_data == NULL)
+ if (retval < 0 || *cryptodev_data == NULL)
return NULL;
- cryptodev->data = cryptodev_data;
+ cryptodev->data = *cryptodev_data;
- snprintf(cryptodev->data->name, RTE_CRYPTODEV_NAME_MAX_LEN,
- "%s", name);
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+ strlcpy(cryptodev->data->name, name,
+ RTE_CRYPTODEV_NAME_MAX_LEN);
- cryptodev->data->dev_id = dev_id;
- cryptodev->data->socket_id = socket_id;
- cryptodev->data->dev_started = 0;
+ cryptodev->data->dev_id = dev_id;
+ cryptodev->data->socket_id = socket_id;
+ cryptodev->data->dev_started = 0;
+ }
+
+ /* init user callbacks */
+ TAILQ_INIT(&(cryptodev->link_intr_cbs));
cryptodev->attached = RTE_CRYPTODEV_ATTACHED;
rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev)
{
int ret;
+ uint8_t dev_id;
if (cryptodev == NULL)
return -EINVAL;
+ dev_id = cryptodev->data->dev_id;
+
/* Close device only if device operations have been set */
if (cryptodev->dev_ops) {
- ret = rte_cryptodev_close(cryptodev->data->dev_id);
+ ret = rte_cryptodev_close(dev_id);
if (ret < 0)
return ret;
}
+ ret = rte_cryptodev_data_free(dev_id, &cryptodev_globals.data[dev_id]);
+ if (ret < 0)
+ return ret;
+
cryptodev->attached = RTE_CRYPTODEV_DETACHED;
cryptodev_globals.nb_devs--;
return 0;
return 0;
}
-int
-rte_cryptodev_queue_pair_start(uint8_t dev_id, uint16_t queue_pair_id)
-{
- struct rte_cryptodev *dev;
-
- if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
- CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
- return -EINVAL;
- }
-
- dev = &rte_crypto_devices[dev_id];
- if (queue_pair_id >= dev->data->nb_queue_pairs) {
- CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
- return -EINVAL;
- }
-
- RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_start, -ENOTSUP);
-
- return dev->dev_ops->queue_pair_start(dev, queue_pair_id);
-
-}
-
-int
-rte_cryptodev_queue_pair_stop(uint8_t dev_id, uint16_t queue_pair_id)
-{
- struct rte_cryptodev *dev;
-
- if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
- CDEV_LOG_ERR("Invalid dev_id=%" PRIu8, dev_id);
- return -EINVAL;
- }
-
- dev = &rte_crypto_devices[dev_id];
- if (queue_pair_id >= dev->data->nb_queue_pairs) {
- CDEV_LOG_ERR("Invalid queue_pair_id=%d", queue_pair_id);
- return -EINVAL;
- }
-
- RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_pair_stop, -ENOTSUP);
-
- return dev->dev_ops->queue_pair_stop(dev, queue_pair_id);
-
-}
-
-static int
-rte_cryptodev_sym_session_pool_create(struct rte_cryptodev *dev,
- unsigned nb_objs, unsigned obj_cache_size, int socket_id);
-
int
rte_cryptodev_configure(uint8_t dev_id, struct rte_cryptodev_config *config)
{
return diag;
}
- /* Setup Session mempool for device */
- diag = rte_cryptodev_sym_session_pool_create(dev,
- config->session_mp.nb_objs,
- config->session_mp.cache_size,
- config->socket_id);
- if (diag != 0)
- return diag;
-
return (*dev->dev_ops->dev_configure)(dev, config);
}
int
rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id,
const struct rte_cryptodev_qp_conf *qp_conf, int socket_id)
+
{
struct rte_cryptodev *dev;
return -EINVAL;
}
+ if (!qp_conf) {
+ CDEV_LOG_ERR("qp_conf cannot be NULL\n");
+ return -EINVAL;
+ }
+
+ if ((qp_conf->mp_session && !qp_conf->mp_session_private) ||
+ (!qp_conf->mp_session && qp_conf->mp_session_private)) {
+ CDEV_LOG_ERR("Invalid mempools\n");
+ return -EINVAL;
+ }
+
+ if (qp_conf->mp_session) {
+ struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
+ uint32_t obj_size = qp_conf->mp_session->elt_size;
+ uint32_t obj_priv_size = qp_conf->mp_session_private->elt_size;
+ struct rte_cryptodev_sym_session s = {0};
+
+ pool_priv = rte_mempool_get_priv(qp_conf->mp_session);
+ if (!pool_priv || qp_conf->mp_session->private_data_size <
+ sizeof(*pool_priv)) {
+ CDEV_LOG_ERR("Invalid mempool\n");
+ return -EINVAL;
+ }
+
+ s.nb_drivers = pool_priv->nb_drivers;
+ s.user_data_sz = pool_priv->user_data_sz;
+
+ if ((rte_cryptodev_sym_get_existing_header_session_size(&s) >
+ obj_size) || (s.nb_drivers <= dev->driver_id) ||
+ rte_cryptodev_sym_get_private_session_size(dev_id) >
+ obj_priv_size) {
+ CDEV_LOG_ERR("Invalid mempool\n");
+ return -EINVAL;
+ }
+ }
+
if (dev->data->dev_started) {
CDEV_LOG_ERR(
"device %d must be stopped to allow configuration", dev_id);
{
struct rte_cryptodev *dev;
- if (dev_id >= cryptodev_globals.nb_devs) {
+ if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
return;
}
(*dev->dev_ops->dev_infos_get)(dev, dev_info);
dev_info->driver_name = dev->device->driver->name;
+ dev_info->device = dev->device;
}
}
-static void
-rte_cryptodev_sym_session_init(struct rte_mempool *mp,
- void *opaque_arg,
- void *_sess,
- __rte_unused unsigned i)
+int
+rte_cryptodev_sym_session_init(uint8_t dev_id,
+ struct rte_cryptodev_sym_session *sess,
+ struct rte_crypto_sym_xform *xforms,
+ struct rte_mempool *mp)
{
- struct rte_cryptodev_sym_session *sess = _sess;
- struct rte_cryptodev *dev = opaque_arg;
+ struct rte_cryptodev *dev;
+ uint32_t sess_priv_sz = rte_cryptodev_sym_get_private_session_size(
+ dev_id);
+ uint8_t index;
+ int ret;
+
+ dev = rte_cryptodev_pmd_get_dev(dev_id);
- memset(sess, 0, mp->elt_size);
+ if (sess == NULL || xforms == NULL || dev == NULL)
+ return -EINVAL;
- sess->dev_id = dev->data->dev_id;
- sess->driver_id = dev->driver_id;
- sess->mp = mp;
+ if (mp->elt_size < sess_priv_sz)
+ return -EINVAL;
- if (dev->dev_ops->session_initialize)
- (*dev->dev_ops->session_initialize)(mp, sess);
+ index = dev->driver_id;
+ if (index >= sess->nb_drivers)
+ return -EINVAL;
+
+ RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_configure, -ENOTSUP);
+
+ if (sess->sess_data[index].refcnt == 0) {
+ ret = dev->dev_ops->sym_session_configure(dev, xforms,
+ sess, mp);
+ if (ret < 0) {
+ CDEV_LOG_ERR(
+ "dev_id %d failed to configure session details",
+ dev_id);
+ return ret;
+ }
+ }
+
+ sess->sess_data[index].refcnt++;
+ return 0;
}
-static int
-rte_cryptodev_sym_session_pool_create(struct rte_cryptodev *dev,
- unsigned nb_objs, unsigned obj_cache_size, int socket_id)
+int
+rte_cryptodev_asym_session_init(uint8_t dev_id,
+ struct rte_cryptodev_asym_session *sess,
+ struct rte_crypto_asym_xform *xforms,
+ struct rte_mempool *mp)
{
- char mp_name[RTE_CRYPTODEV_NAME_MAX_LEN];
- unsigned priv_sess_size;
+ struct rte_cryptodev *dev;
+ uint8_t index;
+ int ret;
- unsigned n = snprintf(mp_name, sizeof(mp_name), "cdev_%d_sess_mp",
- dev->data->dev_id);
- if (n > sizeof(mp_name)) {
- CDEV_LOG_ERR("Unable to create unique name for session mempool");
- return -ENOMEM;
- }
+ dev = rte_cryptodev_pmd_get_dev(dev_id);
- RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_get_size, -ENOTSUP);
- priv_sess_size = (*dev->dev_ops->session_get_size)(dev);
- if (priv_sess_size == 0) {
- CDEV_LOG_ERR("%s returned and invalid private session size ",
- dev->data->name);
- return -ENOMEM;
- }
+ if (sess == NULL || xforms == NULL || dev == NULL)
+ return -EINVAL;
- unsigned elt_size = sizeof(struct rte_cryptodev_sym_session) +
- priv_sess_size;
+ index = dev->driver_id;
- dev->data->session_pool = rte_mempool_lookup(mp_name);
- if (dev->data->session_pool != NULL) {
- if ((dev->data->session_pool->elt_size != elt_size) ||
- (dev->data->session_pool->cache_size <
- obj_cache_size) ||
- (dev->data->session_pool->size < nb_objs)) {
-
- CDEV_LOG_ERR("%s mempool already exists with different"
- " initialization parameters", mp_name);
- dev->data->session_pool = NULL;
- return -ENOMEM;
- }
- } else {
- dev->data->session_pool = rte_mempool_create(
- mp_name, /* mempool name */
- nb_objs, /* number of elements*/
- elt_size, /* element size*/
- obj_cache_size, /* Cache size*/
- 0, /* private data size */
- NULL, /* obj initialization constructor */
- NULL, /* obj initialization constructor arg */
- rte_cryptodev_sym_session_init,
- /**< obj constructor*/
- dev, /* obj constructor arg */
- socket_id, /* socket id */
- 0); /* flags */
-
- if (dev->data->session_pool == NULL) {
- CDEV_LOG_ERR("%s mempool allocation failed", mp_name);
- return -ENOMEM;
+ RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_configure,
+ -ENOTSUP);
+
+ if (sess->sess_private_data[index] == NULL) {
+ ret = dev->dev_ops->asym_session_configure(dev,
+ xforms,
+ sess, mp);
+ if (ret < 0) {
+ CDEV_LOG_ERR(
+ "dev_id %d failed to configure session details",
+ dev_id);
+ return ret;
}
}
- CDEV_LOG_DEBUG("%s mempool created!", mp_name);
return 0;
}
+struct rte_mempool *
+rte_cryptodev_sym_session_pool_create(const char *name, uint32_t nb_elts,
+ uint32_t elt_size, uint32_t cache_size, uint16_t user_data_size,
+ int socket_id)
+{
+ struct rte_mempool *mp;
+ struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
+ uint32_t obj_sz;
+
+ obj_sz = rte_cryptodev_sym_get_header_session_size() + user_data_size;
+ if (obj_sz > elt_size)
+ CDEV_LOG_INFO("elt_size %u is expanded to %u\n", elt_size,
+ obj_sz);
+ else
+ obj_sz = elt_size;
+
+ mp = rte_mempool_create(name, nb_elts, obj_sz, cache_size,
+ (uint32_t)(sizeof(*pool_priv)),
+ NULL, NULL, NULL, NULL,
+ socket_id, 0);
+ if (mp == NULL) {
+ CDEV_LOG_ERR("%s(name=%s) failed, rte_errno=%d\n",
+ __func__, name, rte_errno);
+ return NULL;
+ }
+
+ pool_priv = rte_mempool_get_priv(mp);
+ if (!pool_priv) {
+ CDEV_LOG_ERR("%s(name=%s) failed to get private data\n",
+ __func__, name);
+ rte_mempool_free(mp);
+ return NULL;
+ }
+
+ pool_priv->nb_drivers = nb_drivers;
+ pool_priv->user_data_sz = user_data_size;
+
+ return mp;
+}
+
+static unsigned int
+rte_cryptodev_sym_session_data_size(struct rte_cryptodev_sym_session *sess)
+{
+ return (sizeof(sess->sess_data[0]) * sess->nb_drivers) +
+ sess->user_data_sz;
+}
+
struct rte_cryptodev_sym_session *
-rte_cryptodev_sym_session_create(uint8_t dev_id,
- struct rte_crypto_sym_xform *xform)
+rte_cryptodev_sym_session_create(struct rte_mempool *mp)
{
- struct rte_cryptodev *dev;
struct rte_cryptodev_sym_session *sess;
- void *_sess;
+ struct rte_cryptodev_sym_session_pool_private_data *pool_priv;
- if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
- CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
+ if (!mp) {
+ CDEV_LOG_ERR("Invalid mempool\n");
return NULL;
}
- dev = &rte_crypto_devices[dev_id];
+ pool_priv = rte_mempool_get_priv(mp);
+
+ if (!pool_priv || mp->private_data_size < sizeof(*pool_priv)) {
+ CDEV_LOG_ERR("Invalid mempool\n");
+ return NULL;
+ }
/* Allocate a session structure from the session pool */
- if (rte_mempool_get(dev->data->session_pool, &_sess)) {
- CDEV_LOG_ERR("Couldn't get object from session mempool");
+ if (rte_mempool_get(mp, (void **)&sess)) {
+ CDEV_LOG_ERR("couldn't get object from session mempool");
return NULL;
}
- sess = _sess;
+ sess->nb_drivers = pool_priv->nb_drivers;
+ sess->user_data_sz = pool_priv->user_data_sz;
+ sess->opaque_data = 0;
- RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_configure, NULL);
- if (dev->dev_ops->session_configure(dev, xform, sess->_private) ==
- NULL) {
- CDEV_LOG_ERR("dev_id %d failed to configure session details",
- dev_id);
+ /* Clear device session pointer.
+ * Include the flag indicating presence of user data
+ */
+ memset(sess->sess_data, 0,
+ rte_cryptodev_sym_session_data_size(sess));
- /* Return session to mempool */
- rte_mempool_put(sess->mp, _sess);
+ return sess;
+}
+
+struct rte_cryptodev_asym_session *
+rte_cryptodev_asym_session_create(struct rte_mempool *mp)
+{
+ struct rte_cryptodev_asym_session *sess;
+
+ /* Allocate a session structure from the session pool */
+ if (rte_mempool_get(mp, (void **)&sess)) {
+ CDEV_LOG_ERR("couldn't get object from session mempool");
return NULL;
}
+ /* Clear device session pointer.
+ * Include the flag indicating presence of private data
+ */
+ memset(sess, 0, (sizeof(void *) * nb_drivers) + sizeof(uint8_t));
+
return sess;
}
int
-rte_cryptodev_queue_pair_attach_sym_session(uint16_t qp_id,
+rte_cryptodev_sym_session_clear(uint8_t dev_id,
struct rte_cryptodev_sym_session *sess)
{
struct rte_cryptodev *dev;
+ uint8_t driver_id;
- if (!rte_cryptodev_pmd_is_valid_dev(sess->dev_id)) {
- CDEV_LOG_ERR("Invalid dev_id=%d", sess->dev_id);
+ dev = rte_cryptodev_pmd_get_dev(dev_id);
+
+ if (dev == NULL || sess == NULL)
return -EINVAL;
- }
- dev = &rte_crypto_devices[sess->dev_id];
+ driver_id = dev->driver_id;
+ if (sess->sess_data[driver_id].refcnt == 0)
+ return 0;
+ if (--sess->sess_data[driver_id].refcnt != 0)
+ return -EBUSY;
- /* The API is optional, not returning error if driver do not suuport */
- RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->qp_attach_session, 0);
- if (dev->dev_ops->qp_attach_session(dev, qp_id, sess->_private)) {
- CDEV_LOG_ERR("dev_id %d failed to attach qp: %d with session",
- sess->dev_id, qp_id);
- return -EPERM;
- }
+ RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->sym_session_clear, -ENOTSUP);
+
+ dev->dev_ops->sym_session_clear(dev, sess);
return 0;
}
int
-rte_cryptodev_queue_pair_detach_sym_session(uint16_t qp_id,
- struct rte_cryptodev_sym_session *sess)
+rte_cryptodev_asym_session_clear(uint8_t dev_id,
+ struct rte_cryptodev_asym_session *sess)
{
struct rte_cryptodev *dev;
- if (!rte_cryptodev_pmd_is_valid_dev(sess->dev_id)) {
- CDEV_LOG_ERR("Invalid dev_id=%d", sess->dev_id);
+ dev = rte_cryptodev_pmd_get_dev(dev_id);
+
+ if (dev == NULL || sess == NULL)
return -EINVAL;
+
+ RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->asym_session_clear, -ENOTSUP);
+
+ dev->dev_ops->asym_session_clear(dev, sess);
+
+ return 0;
+}
+
+int
+rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess)
+{
+ uint8_t i;
+ struct rte_mempool *sess_mp;
+
+ if (sess == NULL)
+ return -EINVAL;
+
+ /* Check that all device private data has been freed */
+ for (i = 0; i < sess->nb_drivers; i++) {
+ if (sess->sess_data[i].refcnt != 0)
+ return -EBUSY;
}
- dev = &rte_crypto_devices[sess->dev_id];
+ /* Return session to mempool */
+ sess_mp = rte_mempool_from_obj(sess);
+ rte_mempool_put(sess_mp, sess);
+
+ return 0;
+}
+
+int
+rte_cryptodev_asym_session_free(struct rte_cryptodev_asym_session *sess)
+{
+ uint8_t i;
+ void *sess_priv;
+ struct rte_mempool *sess_mp;
+
+ if (sess == NULL)
+ return -EINVAL;
- /* The API is optional, not returning error if driver do not suuport */
- RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->qp_detach_session, 0);
- if (dev->dev_ops->qp_detach_session(dev, qp_id, sess->_private)) {
- CDEV_LOG_ERR("dev_id %d failed to detach qp: %d from session",
- sess->dev_id, qp_id);
- return -EPERM;
+ /* Check that all device private data has been freed */
+ for (i = 0; i < nb_drivers; i++) {
+ sess_priv = get_asym_session_private_data(sess, i);
+ if (sess_priv != NULL)
+ return -EBUSY;
}
+ /* Return session to mempool */
+ sess_mp = rte_mempool_from_obj(sess);
+ rte_mempool_put(sess_mp, sess);
+
return 0;
}
-struct rte_cryptodev_sym_session *
-rte_cryptodev_sym_session_free(uint8_t dev_id,
+
+unsigned int
+rte_cryptodev_sym_get_header_session_size(void)
+{
+ /*
+ * Header contains pointers to the private data of all registered
+ * drivers and all necessary information to ensure safely clear
+ * or free al session.
+ */
+ struct rte_cryptodev_sym_session s = {0};
+
+ s.nb_drivers = nb_drivers;
+
+ return (unsigned int)(sizeof(s) +
+ rte_cryptodev_sym_session_data_size(&s));
+}
+
+unsigned int
+rte_cryptodev_sym_get_existing_header_session_size(
struct rte_cryptodev_sym_session *sess)
+{
+ if (!sess)
+ return 0;
+ else
+ return (unsigned int)(sizeof(*sess) +
+ rte_cryptodev_sym_session_data_size(sess));
+}
+
+unsigned int
+rte_cryptodev_asym_get_header_session_size(void)
+{
+ /*
+ * Header contains pointers to the private data
+ * of all registered drivers, and a flag which
+ * indicates presence of private data
+ */
+ return ((sizeof(void *) * nb_drivers) + sizeof(uint8_t));
+}
+
+unsigned int
+rte_cryptodev_sym_get_private_session_size(uint8_t dev_id)
{
struct rte_cryptodev *dev;
+ unsigned int priv_sess_size;
- if (!rte_cryptodev_pmd_is_valid_dev(dev_id)) {
- CDEV_LOG_ERR("Invalid dev_id=%d", dev_id);
- return sess;
- }
+ if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
+ return 0;
- dev = &rte_crypto_devices[dev_id];
+ dev = rte_cryptodev_pmd_get_dev(dev_id);
- /* Check the session belongs to this device type */
- if (sess->driver_id != dev->driver_id)
- return sess;
+ if (*dev->dev_ops->sym_session_get_size == NULL)
+ return 0;
- /* Let device implementation clear session material */
- RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->session_clear, sess);
- dev->dev_ops->session_clear(dev, (void *)sess->_private);
+ priv_sess_size = (*dev->dev_ops->sym_session_get_size)(dev);
- /* Return session to mempool */
- rte_mempool_put(sess->mp, (void *)sess);
+ return priv_sess_size;
+}
- return NULL;
+unsigned int
+rte_cryptodev_asym_get_private_session_size(uint8_t dev_id)
+{
+ struct rte_cryptodev *dev;
+ unsigned int header_size = sizeof(void *) * nb_drivers;
+ unsigned int priv_sess_size;
+
+ if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
+ return 0;
+
+ dev = rte_cryptodev_pmd_get_dev(dev_id);
+
+ if (*dev->dev_ops->asym_session_get_size == NULL)
+ return 0;
+
+ priv_sess_size = (*dev->dev_ops->asym_session_get_size)(dev);
+ if (priv_sess_size < header_size)
+ return header_size;
+
+ return priv_sess_size;
+
+}
+
+int
+rte_cryptodev_sym_session_set_user_data(
+ struct rte_cryptodev_sym_session *sess,
+ void *data,
+ uint16_t size)
+{
+ if (sess == NULL)
+ return -EINVAL;
+
+ if (sess->user_data_sz < size)
+ return -ENOMEM;
+
+ rte_memcpy(sess->sess_data + sess->nb_drivers, data, size);
+ return 0;
+}
+
+void *
+rte_cryptodev_sym_session_get_user_data(
+ struct rte_cryptodev_sym_session *sess)
+{
+ if (sess == NULL || sess->user_data_sz == 0)
+ return NULL;
+
+ return (void *)(sess->sess_data + sess->nb_drivers);
}
/** Initialise rte_crypto_op mempool element */
__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;
}
struct rte_crypto_op_pool_private *priv;
unsigned elt_size = sizeof(struct rte_crypto_op) +
- sizeof(struct rte_crypto_sym_op) +
priv_size;
+ if (type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) {
+ elt_size += sizeof(struct rte_crypto_sym_op);
+ } else if (type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) {
+ elt_size += sizeof(struct rte_crypto_asym_op);
+ } else if (type == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
+ elt_size += RTE_MAX(sizeof(struct rte_crypto_sym_op),
+ sizeof(struct rte_crypto_asym_op));
+ } else {
+ CDEV_LOG_ERR("Invalid op_type\n");
+ return NULL;
+ }
+
/* lookup mempool in case already allocated */
struct rte_mempool *mp = rte_mempool_lookup(name);
static struct cryptodev_driver_list cryptodev_driver_list =
TAILQ_HEAD_INITIALIZER(cryptodev_driver_list);
-struct cryptodev_driver {
- TAILQ_ENTRY(cryptodev_driver) next; /**< Next in list. */
- const struct rte_driver *driver;
- uint8_t id;
-};
-
-static uint8_t nb_drivers;
-
int
rte_cryptodev_driver_id_get(const char *name)
{
TAILQ_FOREACH(driver, &cryptodev_driver_list, next) {
driver_name = driver->driver->name;
- if (strncmp(driver_name, name, strlen(driver_name)) == 0)
+ if (strncmp(driver_name, name, strlen(driver_name) + 1) == 0)
return driver->id;
}
return -1;
}
+const char *
+rte_cryptodev_name_get(uint8_t dev_id)
+{
+ struct rte_cryptodev *dev = rte_cryptodev_pmd_get_dev(dev_id);
+
+ if (dev == NULL)
+ return NULL;
+
+ return dev->data->name;
+}
+
const char *
rte_cryptodev_driver_name_get(uint8_t driver_id)
{
}
uint8_t
-rte_cryptodev_allocate_driver(const struct rte_driver *drv)
+rte_cryptodev_allocate_driver(struct cryptodev_driver *crypto_drv,
+ const struct rte_driver *drv)
{
- struct cryptodev_driver *driver;
-
- driver = malloc(sizeof(*driver));
- driver->driver = drv;
- driver->id = nb_drivers;
+ crypto_drv->driver = drv;
+ crypto_drv->id = nb_drivers;
- TAILQ_INSERT_TAIL(&cryptodev_driver_list, driver, next);
+ TAILQ_INSERT_TAIL(&cryptodev_driver_list, crypto_drv, next);
return nb_drivers++;
}
git.droids-corp.org / dpdk.git / blobdiff