F: doc/guides/cryptodevs/aesni_mb.rst
F: doc/guides/cryptodevs/kasumi.rst
F: doc/guides/cryptodevs/snow3g.rst
+F: doc/guides/cryptodevs/zuc.rst
F: doc/guides/cryptodevs/features/aesni_gcm.ini
F: doc/guides/cryptodevs/features/aesni_mb.ini
F: doc/guides/cryptodevs/features/kasumi.ini
F: doc/guides/cryptodevs/features/snow3g.ini
+F: doc/guides/cryptodevs/features/zuc.ini
Marvell cnxk crypto
M: Ankur Dwivedi <adwivedi@marvell.com>
F: doc/guides/cryptodevs/virtio.rst
F: doc/guides/cryptodevs/features/virtio.ini
-ZUC
-M: Pablo de Lara <pablo.de.lara.guarch@intel.com>
-F: drivers/crypto/zuc/
-F: doc/guides/cryptodevs/zuc.rst
-F: doc/guides/cryptodevs/features/zuc.ini
-
Compression Drivers
-------------------
DPDK version Crypto library version
============= ================================
16.11 - 19.11 LibSSO ZUC
- 20.02+ Multi-buffer library 0.53 - 1.0*
+ 20.02 - 21.08 Multi-buffer library 0.53 - 1.0*
+ 21.11+ Multi-buffer library 1.0*
============= ================================
\* Multi-buffer library 1.0 or newer only works for Meson but not Make build system.
* AESNI_GCM PMD.
* KASUMI PMD.
* SNOW3G PMD.
+ * ZUC PMD.
* **Updated the aesni_mb crypto PMD.**
#define CRYPTODEV_NAME_SNOW3G_PMD crypto_snow3g
/**< IPSEC Multi buffer PMD snow3g device name */
+#define CRYPTODEV_NAME_ZUC_PMD crypto_zuc
+/**< IPSEC Multi buffer PMD zuc device name */
+
/** PMD LOGTYPE DRIVER, common to all PMDs */
extern int ipsec_mb_logtype_driver;
#define IPSEC_MB_LOG(level, fmt, ...) \
IPSEC_MB_PMD_TYPE_AESNI_GCM,
IPSEC_MB_PMD_TYPE_KASUMI,
IPSEC_MB_PMD_TYPE_SNOW3G,
+ IPSEC_MB_PMD_TYPE_ZUC,
IPSEC_MB_N_PMD_TYPES
};
extern uint8_t pmd_driver_id_aesni_gcm;
extern uint8_t pmd_driver_id_kasumi;
extern uint8_t pmd_driver_id_snow3g;
+extern uint8_t pmd_driver_id_zuc;
/** Helper function. Gets driver ID based on PMD type */
static __rte_always_inline uint8_t
return pmd_driver_id_kasumi;
case IPSEC_MB_PMD_TYPE_SNOW3G:
return pmd_driver_id_snow3g;
+ case IPSEC_MB_PMD_TYPE_ZUC:
+ return pmd_driver_id_zuc;
default:
break;
}
'pmd_aesni_mb.c',
'pmd_aesni_gcm.c',
'pmd_kasumi.c',
- 'pmd_snow3g.c'
+ 'pmd_snow3g.c',
+ 'pmd_zuc.c'
)
deps += ['bus_vdev', 'net', 'security']
--- /dev/null
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2021 Intel Corporation
+ */
+
+#include "pmd_zuc_priv.h"
+
+/** Parse crypto xform chain and set private session parameters. */
+static int
+zuc_session_configure(__rte_unused IMB_MGR * mgr, void *zuc_sess,
+ const struct rte_crypto_sym_xform *xform)
+{
+ struct zuc_session *sess = (struct zuc_session *) zuc_sess;
+ const struct rte_crypto_sym_xform *auth_xform = NULL;
+ const struct rte_crypto_sym_xform *cipher_xform = NULL;
+ enum ipsec_mb_operation mode;
+ /* Select Crypto operation - hash then cipher / cipher then hash */
+ int ret = ipsec_mb_parse_xform(xform, &mode, &auth_xform,
+ &cipher_xform, NULL);
+
+ if (ret)
+ return ret;
+
+ if (cipher_xform) {
+ /* Only ZUC EEA3 supported */
+ if (cipher_xform->cipher.algo != RTE_CRYPTO_CIPHER_ZUC_EEA3)
+ return -ENOTSUP;
+
+ if (cipher_xform->cipher.iv.length != ZUC_IV_KEY_LENGTH) {
+ IPSEC_MB_LOG(ERR, "Wrong IV length");
+ return -EINVAL;
+ }
+ sess->cipher_iv_offset = cipher_xform->cipher.iv.offset;
+
+ /* Copy the key */
+ memcpy(sess->pKey_cipher, cipher_xform->cipher.key.data,
+ ZUC_IV_KEY_LENGTH);
+ }
+
+ if (auth_xform) {
+ /* Only ZUC EIA3 supported */
+ if (auth_xform->auth.algo != RTE_CRYPTO_AUTH_ZUC_EIA3)
+ return -ENOTSUP;
+
+ if (auth_xform->auth.digest_length != ZUC_DIGEST_LENGTH) {
+ IPSEC_MB_LOG(ERR, "Wrong digest length");
+ return -EINVAL;
+ }
+
+ sess->auth_op = auth_xform->auth.op;
+
+ if (auth_xform->auth.iv.length != ZUC_IV_KEY_LENGTH) {
+ IPSEC_MB_LOG(ERR, "Wrong IV length");
+ return -EINVAL;
+ }
+ sess->auth_iv_offset = auth_xform->auth.iv.offset;
+
+ /* Copy the key */
+ memcpy(sess->pKey_hash, auth_xform->auth.key.data,
+ ZUC_IV_KEY_LENGTH);
+ }
+
+ sess->op = mode;
+ return 0;
+}
+
+/** Encrypt/decrypt mbufs. */
+static uint8_t
+process_zuc_cipher_op(struct ipsec_mb_qp *qp, struct rte_crypto_op **ops,
+ struct zuc_session **sessions,
+ uint8_t num_ops)
+{
+ unsigned int i;
+ uint8_t processed_ops = 0;
+ const void *src[ZUC_MAX_BURST];
+ void *dst[ZUC_MAX_BURST];
+ const void *iv[ZUC_MAX_BURST];
+ uint32_t num_bytes[ZUC_MAX_BURST];
+ const void *cipher_keys[ZUC_MAX_BURST];
+ struct zuc_session *sess;
+
+ for (i = 0; i < num_ops; i++) {
+ if (((ops[i]->sym->cipher.data.length % BYTE_LEN) != 0)
+ || ((ops[i]->sym->cipher.data.offset
+ % BYTE_LEN) != 0)) {
+ ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
+ IPSEC_MB_LOG(ERR, "Data Length or offset");
+ break;
+ }
+
+ sess = sessions[i];
+
+#ifdef RTE_LIBRTE_PMD_ZUC_DEBUG
+ if (!rte_pktmbuf_is_contiguous(ops[i]->sym->m_src) ||
+ (ops[i]->sym->m_dst != NULL &&
+ !rte_pktmbuf_is_contiguous(
+ ops[i]->sym->m_dst))) {
+ IPSEC_MB_LOG(ERR, "PMD supports only "
+ " contiguous mbufs, op (%p) "
+ "provides noncontiguous mbuf "
+ "as source/destination buffer.\n",
+ "PMD supports only contiguous mbufs, "
+ "op (%p) provides noncontiguous mbuf "
+ "as source/destination buffer.\n",
+ ops[i]);
+ ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
+ break;
+ }
+#endif
+
+ src[i] = rte_pktmbuf_mtod(ops[i]->sym->m_src, uint8_t *) +
+ (ops[i]->sym->cipher.data.offset >> 3);
+ dst[i] = ops[i]->sym->m_dst ?
+ rte_pktmbuf_mtod(ops[i]->sym->m_dst, uint8_t *) +
+ (ops[i]->sym->cipher.data.offset >> 3) :
+ rte_pktmbuf_mtod(ops[i]->sym->m_src, uint8_t *) +
+ (ops[i]->sym->cipher.data.offset >> 3);
+ iv[i] = rte_crypto_op_ctod_offset(ops[i], uint8_t *,
+ sess->cipher_iv_offset);
+ num_bytes[i] = ops[i]->sym->cipher.data.length >> 3;
+
+ cipher_keys[i] = sess->pKey_cipher;
+
+ processed_ops++;
+ }
+
+ IMB_ZUC_EEA3_N_BUFFER(qp->mb_mgr, (const void **)cipher_keys,
+ (const void **)iv, (const void **)src, (void **)dst,
+ num_bytes, processed_ops);
+
+ return processed_ops;
+}
+
+/** Generate/verify hash from mbufs. */
+static int
+process_zuc_hash_op(struct ipsec_mb_qp *qp, struct rte_crypto_op **ops,
+ struct zuc_session **sessions,
+ uint8_t num_ops)
+{
+ unsigned int i;
+ uint8_t processed_ops = 0;
+ uint8_t *src[ZUC_MAX_BURST] = { 0 };
+ uint32_t *dst[ZUC_MAX_BURST];
+ uint32_t length_in_bits[ZUC_MAX_BURST] = { 0 };
+ uint8_t *iv[ZUC_MAX_BURST] = { 0 };
+ const void *hash_keys[ZUC_MAX_BURST] = { 0 };
+ struct zuc_session *sess;
+ struct zuc_qp_data *qp_data = ipsec_mb_get_qp_private_data(qp);
+
+
+ for (i = 0; i < num_ops; i++) {
+ /* Data must be byte aligned */
+ if ((ops[i]->sym->auth.data.offset % BYTE_LEN) != 0) {
+ ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
+ IPSEC_MB_LOG(ERR, "Offset");
+ break;
+ }
+
+ sess = sessions[i];
+
+ length_in_bits[i] = ops[i]->sym->auth.data.length;
+
+ src[i] = rte_pktmbuf_mtod(ops[i]->sym->m_src, uint8_t *) +
+ (ops[i]->sym->auth.data.offset >> 3);
+ iv[i] = rte_crypto_op_ctod_offset(ops[i], uint8_t *,
+ sess->auth_iv_offset);
+
+ hash_keys[i] = sess->pKey_hash;
+ if (sess->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY)
+ dst[i] = (uint32_t *)qp_data->temp_digest;
+ else
+ dst[i] = (uint32_t *)ops[i]->sym->auth.digest.data;
+
+ processed_ops++;
+ }
+
+ IMB_ZUC_EIA3_N_BUFFER(qp->mb_mgr, (const void **)hash_keys,
+ (const void * const *)iv, (const void * const *)src,
+ length_in_bits, dst, processed_ops);
+
+ /*
+ * If tag needs to be verified, compare generated tag
+ * with attached tag
+ */
+ for (i = 0; i < processed_ops; i++)
+ if (sessions[i]->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY)
+ if (memcmp(dst[i], ops[i]->sym->auth.digest.data,
+ ZUC_DIGEST_LENGTH) != 0)
+ ops[i]->status =
+ RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
+
+ return processed_ops;
+}
+
+/** Process a batch of crypto ops which shares the same operation type. */
+static int
+process_ops(struct rte_crypto_op **ops, enum ipsec_mb_operation op_type,
+ struct zuc_session **sessions,
+ struct ipsec_mb_qp *qp, uint8_t num_ops)
+{
+ unsigned int i;
+ unsigned int processed_ops;
+
+ switch (op_type) {
+ case IPSEC_MB_OP_ENCRYPT_ONLY:
+ case IPSEC_MB_OP_DECRYPT_ONLY:
+ processed_ops = process_zuc_cipher_op(qp, ops,
+ sessions, num_ops);
+ break;
+ case IPSEC_MB_OP_HASH_GEN_ONLY:
+ case IPSEC_MB_OP_HASH_VERIFY_ONLY:
+ processed_ops = process_zuc_hash_op(qp, ops, sessions,
+ num_ops);
+ break;
+ case IPSEC_MB_OP_ENCRYPT_THEN_HASH_GEN:
+ processed_ops = process_zuc_cipher_op(qp, ops, sessions,
+ num_ops);
+ process_zuc_hash_op(qp, ops, sessions, processed_ops);
+ break;
+ case IPSEC_MB_OP_HASH_VERIFY_THEN_DECRYPT:
+ processed_ops = process_zuc_hash_op(qp, ops, sessions,
+ num_ops);
+ process_zuc_cipher_op(qp, ops, sessions, processed_ops);
+ break;
+ default:
+ /* Operation not supported. */
+ processed_ops = 0;
+ }
+
+ for (i = 0; i < num_ops; i++) {
+ /*
+ * If there was no error/authentication failure,
+ * change status to successful.
+ */
+ if (ops[i]->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)
+ ops[i]->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+ /* Free session if a session-less crypto op. */
+ if (ops[i]->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
+ memset(sessions[i], 0, sizeof(struct zuc_session));
+ memset(ops[i]->sym->session, 0,
+ rte_cryptodev_sym_get_existing_header_session_size(
+ ops[i]->sym->session));
+ rte_mempool_put(qp->sess_mp_priv, sessions[i]);
+ rte_mempool_put(qp->sess_mp, ops[i]->sym->session);
+ ops[i]->sym->session = NULL;
+ }
+ }
+ return processed_ops;
+}
+
+static uint16_t
+zuc_pmd_dequeue_burst(void *queue_pair,
+ struct rte_crypto_op **c_ops, uint16_t nb_ops)
+{
+
+ struct rte_crypto_op *curr_c_op;
+
+ struct zuc_session *curr_sess;
+ struct zuc_session *sessions[ZUC_MAX_BURST];
+ enum ipsec_mb_operation prev_zuc_op = IPSEC_MB_OP_NOT_SUPPORTED;
+ enum ipsec_mb_operation curr_zuc_op;
+ struct ipsec_mb_qp *qp = queue_pair;
+ unsigned int nb_dequeued;
+ unsigned int i;
+ uint8_t burst_size = 0;
+ uint8_t processed_ops;
+
+ nb_dequeued = rte_ring_dequeue_burst(qp->ingress_queue,
+ (void **)c_ops, nb_ops, NULL);
+
+
+ for (i = 0; i < nb_dequeued; i++) {
+ curr_c_op = c_ops[i];
+
+ curr_sess = (struct zuc_session *)
+ ipsec_mb_get_session_private(qp, curr_c_op);
+ if (unlikely(curr_sess == NULL)) {
+ curr_c_op->status =
+ RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
+ break;
+ }
+
+ curr_zuc_op = curr_sess->op;
+
+ /*
+ * Batch ops that share the same operation type
+ * (cipher only, auth only...).
+ */
+ if (burst_size == 0) {
+ prev_zuc_op = curr_zuc_op;
+ c_ops[0] = curr_c_op;
+ sessions[0] = curr_sess;
+ burst_size++;
+ } else if (curr_zuc_op == prev_zuc_op) {
+ c_ops[burst_size] = curr_c_op;
+ sessions[burst_size] = curr_sess;
+ burst_size++;
+ /*
+ * When there are enough ops to process in a batch,
+ * process them, and start a new batch.
+ */
+ if (burst_size == ZUC_MAX_BURST) {
+ processed_ops = process_ops(c_ops, curr_zuc_op,
+ sessions, qp, burst_size);
+ if (processed_ops < burst_size) {
+ burst_size = 0;
+ break;
+ }
+
+ burst_size = 0;
+ }
+ } else {
+ /*
+ * Different operation type, process the ops
+ * of the previous type.
+ */
+ processed_ops = process_ops(c_ops, prev_zuc_op,
+ sessions, qp, burst_size);
+ if (processed_ops < burst_size) {
+ burst_size = 0;
+ break;
+ }
+
+ burst_size = 0;
+ prev_zuc_op = curr_zuc_op;
+
+ c_ops[0] = curr_c_op;
+ sessions[0] = curr_sess;
+ burst_size++;
+ }
+ }
+
+ if (burst_size != 0) {
+ /* Process the crypto ops of the last operation type. */
+ processed_ops = process_ops(c_ops, prev_zuc_op,
+ sessions, qp, burst_size);
+ }
+
+ qp->stats.dequeued_count += i;
+ return i;
+}
+
+struct rte_cryptodev_ops zuc_pmd_ops = {
+ .dev_configure = ipsec_mb_config,
+ .dev_start = ipsec_mb_start,
+ .dev_stop = ipsec_mb_stop,
+ .dev_close = ipsec_mb_close,
+
+ .stats_get = ipsec_mb_stats_get,
+ .stats_reset = ipsec_mb_stats_reset,
+
+ .dev_infos_get = ipsec_mb_info_get,
+
+ .queue_pair_setup = ipsec_mb_qp_setup,
+ .queue_pair_release = ipsec_mb_qp_release,
+
+ .sym_session_get_size = ipsec_mb_sym_session_get_size,
+ .sym_session_configure = ipsec_mb_sym_session_configure,
+ .sym_session_clear = ipsec_mb_sym_session_clear
+};
+
+struct rte_cryptodev_ops *rte_zuc_pmd_ops = &zuc_pmd_ops;
+
+static int
+zuc_probe(struct rte_vdev_device *vdev)
+{
+ return ipsec_mb_create(vdev, IPSEC_MB_PMD_TYPE_ZUC);
+}
+
+static struct rte_vdev_driver cryptodev_zuc_pmd_drv = {
+ .probe = zuc_probe,
+ .remove = ipsec_mb_remove
+
+};
+
+static struct cryptodev_driver zuc_crypto_drv;
+
+RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_ZUC_PMD, cryptodev_zuc_pmd_drv);
+RTE_PMD_REGISTER_ALIAS(CRYPTODEV_NAME_ZUC_PMD, cryptodev_zuc_pmd);
+RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_ZUC_PMD,
+ "max_nb_queue_pairs=<int> socket_id=<int>");
+RTE_PMD_REGISTER_CRYPTO_DRIVER(zuc_crypto_drv, cryptodev_zuc_pmd_drv.driver,
+ pmd_driver_id_zuc);
+
+/* Constructor function to register zuc PMD */
+RTE_INIT(ipsec_mb_register_zuc)
+{
+ struct ipsec_mb_internals *zuc_data
+ = &ipsec_mb_pmds[IPSEC_MB_PMD_TYPE_ZUC];
+
+ zuc_data->caps = zuc_capabilities;
+ zuc_data->dequeue_burst = zuc_pmd_dequeue_burst;
+ zuc_data->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO
+ | RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING
+ | RTE_CRYPTODEV_FF_NON_BYTE_ALIGNED_DATA
+ | RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT
+ | RTE_CRYPTODEV_FF_SYM_SESSIONLESS
+ | RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT;
+ zuc_data->internals_priv_size = 0;
+ zuc_data->ops = &zuc_pmd_ops;
+ zuc_data->qp_priv_size = sizeof(struct zuc_qp_data);
+ zuc_data->session_configure = zuc_session_configure;
+ zuc_data->session_priv_size = sizeof(struct zuc_session);
+}
--- /dev/null
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2021 Intel Corporation
+ */
+
+#ifndef _PMD_ZUC_PRIV_H_
+#define _PMD_ZUC_PRIV_H_
+
+#include "ipsec_mb_private.h"
+
+#define ZUC_IV_KEY_LENGTH 16
+#define ZUC_DIGEST_LENGTH 4
+#define ZUC_MAX_BURST 16
+#define BYTE_LEN 8
+
+uint8_t pmd_driver_id_zuc;
+
+static const struct rte_cryptodev_capabilities zuc_capabilities[] = {
+ { /* ZUC (EIA3) */
+ .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+ {.sym = {
+ .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
+ {.auth = {
+ .algo = RTE_CRYPTO_AUTH_ZUC_EIA3,
+ .block_size = 16,
+ .key_size = {
+ .min = 16,
+ .max = 16,
+ .increment = 0
+ },
+ .digest_size = {
+ .min = ZUC_DIGEST_LENGTH,
+ .max = ZUC_DIGEST_LENGTH,
+ .increment = 0
+ },
+ .iv_size = {
+ .min = ZUC_IV_KEY_LENGTH,
+ .max = ZUC_IV_KEY_LENGTH,
+ .increment = 0
+ }
+ }, }
+ }, }
+ },
+ { /* ZUC (EEA3) */
+ .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+ {.sym = {
+ .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
+ {.cipher = {
+ .algo = RTE_CRYPTO_CIPHER_ZUC_EEA3,
+ .block_size = 16,
+ .key_size = {
+ .min = 16,
+ .max = 16,
+ .increment = 0
+ },
+ .iv_size = {
+ .min = ZUC_IV_KEY_LENGTH,
+ .max = ZUC_IV_KEY_LENGTH,
+ .increment = 0
+ },
+ }, }
+ }, }
+ },
+ RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
+};
+
+/** ZUC private session structure */
+struct zuc_session {
+ enum ipsec_mb_operation op;
+ enum rte_crypto_auth_operation auth_op;
+ uint8_t pKey_cipher[ZUC_IV_KEY_LENGTH];
+ uint8_t pKey_hash[ZUC_IV_KEY_LENGTH];
+ uint16_t cipher_iv_offset;
+ uint16_t auth_iv_offset;
+} __rte_cache_aligned;
+
+struct zuc_qp_data {
+
+ uint8_t temp_digest[ZUC_DIGEST_LENGTH];
+ /* *< Buffers used to store the digest generated
+ * by the driver when verifying a digest provided
+ * by the user (using authentication verify operation)
+ */
+};
+
+#endif /* _PMD_ZUC_PRIV_H_ */
'openssl',
'scheduler',
'virtio',
- 'zuc',
]
std_deps = ['cryptodev'] # cryptodev pulls in all other needed deps
+++ /dev/null
-# SPDX-License-Identifier: BSD-3-Clause
-# Copyright(c) 2018-2020 Intel Corporation
-
-IMB_required_ver = '0.53.0'
-lib = cc.find_library('IPSec_MB', required: false)
-if not lib.found()
- build = false
- reason = 'missing dependency, "libIPSec_MB"'
-else
- # version comes with quotes, so we split based on " and take the middle
- imb_ver = cc.get_define('IMB_VERSION_STR',
- prefix : '#include<intel-ipsec-mb.h>').split('"')[1]
-
- if (imb_ver == '') or (imb_ver.version_compare('<' + IMB_required_ver))
- reason = 'IPSec_MB version >= @0@ is required, found version @1@'.format(
- IMB_required_ver, imb_ver)
- build = false
- endif
-
-endif
-
-ext_deps += lib
-sources = files('rte_zuc_pmd.c', 'rte_zuc_pmd_ops.c')
-deps += ['bus_vdev']
+++ /dev/null
-/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2016-2018 Intel Corporation
- */
-
-#include <rte_common.h>
-#include <rte_hexdump.h>
-#include <rte_cryptodev.h>
-#include <cryptodev_pmd.h>
-#include <rte_bus_vdev.h>
-#include <rte_malloc.h>
-#include <rte_cpuflags.h>
-
-#include "zuc_pmd_private.h"
-#define ZUC_MAX_BURST 16
-#define BYTE_LEN 8
-
-static uint8_t cryptodev_driver_id;
-
-/** Get xform chain order. */
-static enum zuc_operation
-zuc_get_mode(const struct rte_crypto_sym_xform *xform)
-{
- if (xform == NULL)
- return ZUC_OP_NOT_SUPPORTED;
-
- if (xform->next)
- if (xform->next->next != NULL)
- return ZUC_OP_NOT_SUPPORTED;
-
- if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
- if (xform->next == NULL)
- return ZUC_OP_ONLY_AUTH;
- else if (xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER)
- return ZUC_OP_AUTH_CIPHER;
- else
- return ZUC_OP_NOT_SUPPORTED;
- }
-
- if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
- if (xform->next == NULL)
- return ZUC_OP_ONLY_CIPHER;
- else if (xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH)
- return ZUC_OP_CIPHER_AUTH;
- else
- return ZUC_OP_NOT_SUPPORTED;
- }
-
- return ZUC_OP_NOT_SUPPORTED;
-}
-
-
-/** Parse crypto xform chain and set private session parameters. */
-int
-zuc_set_session_parameters(struct zuc_session *sess,
- const struct rte_crypto_sym_xform *xform)
-{
- const struct rte_crypto_sym_xform *auth_xform = NULL;
- const struct rte_crypto_sym_xform *cipher_xform = NULL;
- enum zuc_operation mode;
-
- /* Select Crypto operation - hash then cipher / cipher then hash */
- mode = zuc_get_mode(xform);
-
- switch (mode) {
- case ZUC_OP_CIPHER_AUTH:
- auth_xform = xform->next;
-
- /* Fall-through */
- case ZUC_OP_ONLY_CIPHER:
- cipher_xform = xform;
- break;
- case ZUC_OP_AUTH_CIPHER:
- cipher_xform = xform->next;
- /* Fall-through */
- case ZUC_OP_ONLY_AUTH:
- auth_xform = xform;
- break;
- case ZUC_OP_NOT_SUPPORTED:
- default:
- ZUC_LOG(ERR, "Unsupported operation chain order parameter");
- return -ENOTSUP;
- }
-
- if (cipher_xform) {
- /* Only ZUC EEA3 supported */
- if (cipher_xform->cipher.algo != RTE_CRYPTO_CIPHER_ZUC_EEA3)
- return -ENOTSUP;
-
- if (cipher_xform->cipher.iv.length != ZUC_IV_KEY_LENGTH) {
- ZUC_LOG(ERR, "Wrong IV length");
- return -EINVAL;
- }
- sess->cipher_iv_offset = cipher_xform->cipher.iv.offset;
-
- /* Copy the key */
- memcpy(sess->pKey_cipher, cipher_xform->cipher.key.data,
- ZUC_IV_KEY_LENGTH);
- }
-
- if (auth_xform) {
- /* Only ZUC EIA3 supported */
- if (auth_xform->auth.algo != RTE_CRYPTO_AUTH_ZUC_EIA3)
- return -ENOTSUP;
-
- if (auth_xform->auth.digest_length != ZUC_DIGEST_LENGTH) {
- ZUC_LOG(ERR, "Wrong digest length");
- return -EINVAL;
- }
-
- sess->auth_op = auth_xform->auth.op;
-
- if (auth_xform->auth.iv.length != ZUC_IV_KEY_LENGTH) {
- ZUC_LOG(ERR, "Wrong IV length");
- return -EINVAL;
- }
- sess->auth_iv_offset = auth_xform->auth.iv.offset;
-
- /* Copy the key */
- memcpy(sess->pKey_hash, auth_xform->auth.key.data,
- ZUC_IV_KEY_LENGTH);
- }
-
-
- sess->op = mode;
-
- return 0;
-}
-
-/** Get ZUC session. */
-static struct zuc_session *
-zuc_get_session(struct zuc_qp *qp, struct rte_crypto_op *op)
-{
- struct zuc_session *sess = NULL;
-
- if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
- if (likely(op->sym->session != NULL))
- sess = (struct zuc_session *)get_sym_session_private_data(
- op->sym->session,
- cryptodev_driver_id);
- } else {
- void *_sess = NULL;
- void *_sess_private_data = NULL;
-
- if (rte_mempool_get(qp->sess_mp, (void **)&_sess))
- return NULL;
-
- if (rte_mempool_get(qp->sess_mp_priv,
- (void **)&_sess_private_data))
- return NULL;
-
- sess = (struct zuc_session *)_sess_private_data;
-
- if (unlikely(zuc_set_session_parameters(sess,
- op->sym->xform) != 0)) {
- rte_mempool_put(qp->sess_mp, _sess);
- rte_mempool_put(qp->sess_mp_priv, _sess_private_data);
- sess = NULL;
- }
- op->sym->session = (struct rte_cryptodev_sym_session *)_sess;
- set_sym_session_private_data(op->sym->session,
- cryptodev_driver_id, _sess_private_data);
- }
-
- if (unlikely(sess == NULL))
- op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
-
-
- return sess;
-}
-
-/** Encrypt/decrypt mbufs. */
-static uint8_t
-process_zuc_cipher_op(struct zuc_qp *qp, struct rte_crypto_op **ops,
- struct zuc_session **sessions,
- uint8_t num_ops)
-{
- unsigned i;
- uint8_t processed_ops = 0;
- const void *src[ZUC_MAX_BURST];
- void *dst[ZUC_MAX_BURST];
- const void *iv[ZUC_MAX_BURST];
- uint32_t num_bytes[ZUC_MAX_BURST];
- const void *cipher_keys[ZUC_MAX_BURST];
- struct zuc_session *sess;
-
- for (i = 0; i < num_ops; i++) {
- if (((ops[i]->sym->cipher.data.length % BYTE_LEN) != 0)
- || ((ops[i]->sym->cipher.data.offset
- % BYTE_LEN) != 0)) {
- ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
- ZUC_LOG(ERR, "Data Length or offset");
- break;
- }
-
- sess = sessions[i];
-
-#ifdef RTE_LIBRTE_PMD_ZUC_DEBUG
- if (!rte_pktmbuf_is_contiguous(ops[i]->sym->m_src) ||
- (ops[i]->sym->m_dst != NULL &&
- !rte_pktmbuf_is_contiguous(
- ops[i]->sym->m_dst))) {
- ZUC_LOG(ERR, "PMD supports only contiguous mbufs, "
- "op (%p) provides noncontiguous mbuf as "
- "source/destination buffer.\n", ops[i]);
- ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
- break;
- }
-#endif
-
- src[i] = rte_pktmbuf_mtod(ops[i]->sym->m_src, uint8_t *) +
- (ops[i]->sym->cipher.data.offset >> 3);
- dst[i] = ops[i]->sym->m_dst ?
- rte_pktmbuf_mtod(ops[i]->sym->m_dst, uint8_t *) +
- (ops[i]->sym->cipher.data.offset >> 3) :
- rte_pktmbuf_mtod(ops[i]->sym->m_src, uint8_t *) +
- (ops[i]->sym->cipher.data.offset >> 3);
- iv[i] = rte_crypto_op_ctod_offset(ops[i], uint8_t *,
- sess->cipher_iv_offset);
- num_bytes[i] = ops[i]->sym->cipher.data.length >> 3;
-
- cipher_keys[i] = sess->pKey_cipher;
-
- processed_ops++;
- }
-
- IMB_ZUC_EEA3_N_BUFFER(qp->mb_mgr, (const void **)cipher_keys,
- (const void **)iv, (const void **)src, (void **)dst,
- num_bytes, processed_ops);
-
- return processed_ops;
-}
-
-/** Generate/verify hash from mbufs. */
-static int
-process_zuc_hash_op(struct zuc_qp *qp, struct rte_crypto_op **ops,
- struct zuc_session **sessions,
- uint8_t num_ops)
-{
- unsigned int i;
- uint8_t processed_ops = 0;
- uint8_t *src[ZUC_MAX_BURST] = { 0 };
- uint32_t *dst[ZUC_MAX_BURST];
- uint32_t length_in_bits[ZUC_MAX_BURST] = { 0 };
- uint8_t *iv[ZUC_MAX_BURST] = { 0 };
- const void *hash_keys[ZUC_MAX_BURST] = { 0 };
- struct zuc_session *sess;
-
- for (i = 0; i < num_ops; i++) {
- /* Data must be byte aligned */
- if ((ops[i]->sym->auth.data.offset % BYTE_LEN) != 0) {
- ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
- ZUC_LOG(ERR, "Offset");
- break;
- }
-
- sess = sessions[i];
-
- length_in_bits[i] = ops[i]->sym->auth.data.length;
-
- src[i] = rte_pktmbuf_mtod(ops[i]->sym->m_src, uint8_t *) +
- (ops[i]->sym->auth.data.offset >> 3);
- iv[i] = rte_crypto_op_ctod_offset(ops[i], uint8_t *,
- sess->auth_iv_offset);
-
- hash_keys[i] = sess->pKey_hash;
- if (sess->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY)
- dst[i] = (uint32_t *)qp->temp_digest;
- else
- dst[i] = (uint32_t *)ops[i]->sym->auth.digest.data;
-
-#if IMB_VERSION_NUM < IMB_VERSION(0, 53, 3)
- IMB_ZUC_EIA3_1_BUFFER(qp->mb_mgr, hash_keys[i],
- iv[i], src[i], length_in_bits[i], dst[i]);
-#endif
- processed_ops++;
- }
-
-#if IMB_VERSION_NUM >= IMB_VERSION(0, 53, 3)
- IMB_ZUC_EIA3_N_BUFFER(qp->mb_mgr, (const void **)hash_keys,
- (const void * const *)iv, (const void * const *)src,
- length_in_bits, dst, processed_ops);
-#endif
-
- /*
- * If tag needs to be verified, compare generated tag
- * with attached tag
- */
- for (i = 0; i < processed_ops; i++)
- if (sessions[i]->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY)
- if (memcmp(dst[i], ops[i]->sym->auth.digest.data,
- ZUC_DIGEST_LENGTH) != 0)
- ops[i]->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
-
- return processed_ops;
-}
-
-/** Process a batch of crypto ops which shares the same operation type. */
-static int
-process_ops(struct rte_crypto_op **ops, enum zuc_operation op_type,
- struct zuc_session **sessions,
- struct zuc_qp *qp, uint8_t num_ops,
- uint16_t *accumulated_enqueued_ops)
-{
- unsigned i;
- unsigned enqueued_ops, processed_ops;
-
- switch (op_type) {
- case ZUC_OP_ONLY_CIPHER:
- processed_ops = process_zuc_cipher_op(qp, ops,
- sessions, num_ops);
- break;
- case ZUC_OP_ONLY_AUTH:
- processed_ops = process_zuc_hash_op(qp, ops, sessions,
- num_ops);
- break;
- case ZUC_OP_CIPHER_AUTH:
- processed_ops = process_zuc_cipher_op(qp, ops, sessions,
- num_ops);
- process_zuc_hash_op(qp, ops, sessions, processed_ops);
- break;
- case ZUC_OP_AUTH_CIPHER:
- processed_ops = process_zuc_hash_op(qp, ops, sessions,
- num_ops);
- process_zuc_cipher_op(qp, ops, sessions, processed_ops);
- break;
- default:
- /* Operation not supported. */
- processed_ops = 0;
- }
-
- for (i = 0; i < num_ops; i++) {
- /*
- * If there was no error/authentication failure,
- * change status to successful.
- */
- if (ops[i]->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)
- ops[i]->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
- /* Free session if a session-less crypto op. */
- if (ops[i]->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
- memset(sessions[i], 0, sizeof(struct zuc_session));
- memset(ops[i]->sym->session, 0,
- rte_cryptodev_sym_get_existing_header_session_size(
- ops[i]->sym->session));
- rte_mempool_put(qp->sess_mp_priv, sessions[i]);
- rte_mempool_put(qp->sess_mp, ops[i]->sym->session);
- ops[i]->sym->session = NULL;
- }
- }
-
- enqueued_ops = rte_ring_enqueue_burst(qp->processed_ops,
- (void **)ops, processed_ops, NULL);
- qp->qp_stats.enqueued_count += enqueued_ops;
- *accumulated_enqueued_ops += enqueued_ops;
-
- return enqueued_ops;
-}
-
-static uint16_t
-zuc_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops,
- uint16_t nb_ops)
-{
- struct rte_crypto_op *c_ops[ZUC_MAX_BURST];
- struct rte_crypto_op *curr_c_op;
-
- struct zuc_session *curr_sess;
- struct zuc_session *sessions[ZUC_MAX_BURST];
- enum zuc_operation prev_zuc_op = ZUC_OP_NOT_SUPPORTED;
- enum zuc_operation curr_zuc_op;
- struct zuc_qp *qp = queue_pair;
- unsigned i;
- uint8_t burst_size = 0;
- uint16_t enqueued_ops = 0;
- uint8_t processed_ops;
-
- for (i = 0; i < nb_ops; i++) {
- curr_c_op = ops[i];
-
- curr_sess = zuc_get_session(qp, curr_c_op);
- if (unlikely(curr_sess == NULL)) {
- curr_c_op->status =
- RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
- break;
- }
-
- curr_zuc_op = curr_sess->op;
-
- /*
- * Batch ops that share the same operation type
- * (cipher only, auth only...).
- */
- if (burst_size == 0) {
- prev_zuc_op = curr_zuc_op;
- c_ops[0] = curr_c_op;
- sessions[0] = curr_sess;
- burst_size++;
- } else if (curr_zuc_op == prev_zuc_op) {
- c_ops[burst_size] = curr_c_op;
- sessions[burst_size] = curr_sess;
- burst_size++;
- /*
- * When there are enough ops to process in a batch,
- * process them, and start a new batch.
- */
- if (burst_size == ZUC_MAX_BURST) {
- processed_ops = process_ops(c_ops, curr_zuc_op,
- sessions, qp, burst_size,
- &enqueued_ops);
- if (processed_ops < burst_size) {
- burst_size = 0;
- break;
- }
-
- burst_size = 0;
- }
- } else {
- /*
- * Different operation type, process the ops
- * of the previous type.
- */
- processed_ops = process_ops(c_ops, prev_zuc_op,
- sessions, qp, burst_size,
- &enqueued_ops);
- if (processed_ops < burst_size) {
- burst_size = 0;
- break;
- }
-
- burst_size = 0;
- prev_zuc_op = curr_zuc_op;
-
- c_ops[0] = curr_c_op;
- sessions[0] = curr_sess;
- burst_size++;
- }
- }
-
- if (burst_size != 0) {
- /* Process the crypto ops of the last operation type. */
- processed_ops = process_ops(c_ops, prev_zuc_op,
- sessions, qp, burst_size,
- &enqueued_ops);
- }
-
- qp->qp_stats.enqueue_err_count += nb_ops - enqueued_ops;
- return enqueued_ops;
-}
-
-static uint16_t
-zuc_pmd_dequeue_burst(void *queue_pair,
- struct rte_crypto_op **c_ops, uint16_t nb_ops)
-{
- struct zuc_qp *qp = queue_pair;
-
- unsigned nb_dequeued;
-
- nb_dequeued = rte_ring_dequeue_burst(qp->processed_ops,
- (void **)c_ops, nb_ops, NULL);
- qp->qp_stats.dequeued_count += nb_dequeued;
-
- return nb_dequeued;
-}
-
-static int cryptodev_zuc_remove(struct rte_vdev_device *vdev);
-
-static int
-cryptodev_zuc_create(const char *name,
- struct rte_vdev_device *vdev,
- struct rte_cryptodev_pmd_init_params *init_params)
-{
- struct rte_cryptodev *dev;
- struct zuc_private *internals;
- MB_MGR *mb_mgr;
-
- dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
- if (dev == NULL) {
- ZUC_LOG(ERR, "failed to create cryptodev vdev");
- goto init_error;
- }
-
- dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
- RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
- RTE_CRYPTODEV_FF_NON_BYTE_ALIGNED_DATA |
- RTE_CRYPTODEV_FF_SYM_SESSIONLESS |
- RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT;
-
- mb_mgr = alloc_mb_mgr(0);
- if (mb_mgr == NULL)
- return -ENOMEM;
-
- if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX512F)) {
- dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX512;
- init_mb_mgr_avx512(mb_mgr);
- } else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2)) {
- dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX2;
- init_mb_mgr_avx2(mb_mgr);
- } else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX)) {
- dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX;
- init_mb_mgr_avx(mb_mgr);
- } else {
- dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_SSE;
- init_mb_mgr_sse(mb_mgr);
- }
-
- dev->driver_id = cryptodev_driver_id;
- dev->dev_ops = rte_zuc_pmd_ops;
-
- /* Register RX/TX burst functions for data path. */
- dev->dequeue_burst = zuc_pmd_dequeue_burst;
- dev->enqueue_burst = zuc_pmd_enqueue_burst;
-
- internals = dev->data->dev_private;
- internals->mb_mgr = mb_mgr;
-
- internals->max_nb_queue_pairs = init_params->max_nb_queue_pairs;
-
- return 0;
-init_error:
- ZUC_LOG(ERR, "driver %s: failed",
- init_params->name);
-
- cryptodev_zuc_remove(vdev);
- return -EFAULT;
-}
-
-static int
-cryptodev_zuc_probe(struct rte_vdev_device *vdev)
-{
- struct rte_cryptodev_pmd_init_params init_params = {
- "",
- sizeof(struct zuc_private),
- rte_socket_id(),
- RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
- };
- const char *name;
- const char *input_args;
-
- name = rte_vdev_device_name(vdev);
- if (name == NULL)
- return -EINVAL;
- input_args = rte_vdev_device_args(vdev);
-
- rte_cryptodev_pmd_parse_input_args(&init_params, input_args);
-
- return cryptodev_zuc_create(name, vdev, &init_params);
-}
-
-static int
-cryptodev_zuc_remove(struct rte_vdev_device *vdev)
-{
-
- struct rte_cryptodev *cryptodev;
- const char *name;
- struct zuc_private *internals;
-
- name = rte_vdev_device_name(vdev);
- if (name == NULL)
- return -EINVAL;
-
- cryptodev = rte_cryptodev_pmd_get_named_dev(name);
- if (cryptodev == NULL)
- return -ENODEV;
-
- internals = cryptodev->data->dev_private;
-
- free_mb_mgr(internals->mb_mgr);
-
- return rte_cryptodev_pmd_destroy(cryptodev);
-}
-
-static struct rte_vdev_driver cryptodev_zuc_pmd_drv = {
- .probe = cryptodev_zuc_probe,
- .remove = cryptodev_zuc_remove
-};
-
-static struct cryptodev_driver zuc_crypto_drv;
-
-RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_ZUC_PMD, cryptodev_zuc_pmd_drv);
-RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_ZUC_PMD,
- "max_nb_queue_pairs=<int> "
- "socket_id=<int>");
-RTE_PMD_REGISTER_CRYPTO_DRIVER(zuc_crypto_drv, cryptodev_zuc_pmd_drv.driver,
- cryptodev_driver_id);
-RTE_LOG_REGISTER_DEFAULT(zuc_logtype_driver, INFO);
+++ /dev/null
-/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2016-2018 Intel Corporation
- */
-
-#include <string.h>
-
-#include <rte_common.h>
-#include <rte_malloc.h>
-#include <cryptodev_pmd.h>
-
-#include "zuc_pmd_private.h"
-
-static const struct rte_cryptodev_capabilities zuc_pmd_capabilities[] = {
- { /* ZUC (EIA3) */
- .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
- {.sym = {
- .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
- {.auth = {
- .algo = RTE_CRYPTO_AUTH_ZUC_EIA3,
- .block_size = 16,
- .key_size = {
- .min = 16,
- .max = 16,
- .increment = 0
- },
- .digest_size = {
- .min = 4,
- .max = 4,
- .increment = 0
- },
- .iv_size = {
- .min = 16,
- .max = 16,
- .increment = 0
- }
- }, }
- }, }
- },
- { /* ZUC (EEA3) */
- .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
- {.sym = {
- .xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
- {.cipher = {
- .algo = RTE_CRYPTO_CIPHER_ZUC_EEA3,
- .block_size = 16,
- .key_size = {
- .min = 16,
- .max = 16,
- .increment = 0
- },
- .iv_size = {
- .min = 16,
- .max = 16,
- .increment = 0
- },
- }, }
- }, }
- },
- RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
-};
-
-/** Configure device */
-static int
-zuc_pmd_config(__rte_unused struct rte_cryptodev *dev,
- __rte_unused struct rte_cryptodev_config *config)
-{
- return 0;
-}
-
-/** Start device */
-static int
-zuc_pmd_start(__rte_unused struct rte_cryptodev *dev)
-{
- return 0;
-}
-
-/** Stop device */
-static void
-zuc_pmd_stop(__rte_unused struct rte_cryptodev *dev)
-{
-}
-
-/** Close device */
-static int
-zuc_pmd_close(__rte_unused struct rte_cryptodev *dev)
-{
- return 0;
-}
-
-
-/** Get device statistics */
-static void
-zuc_pmd_stats_get(struct rte_cryptodev *dev,
- struct rte_cryptodev_stats *stats)
-{
- int qp_id;
-
- for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
- struct zuc_qp *qp = dev->data->queue_pairs[qp_id];
-
- stats->enqueued_count += qp->qp_stats.enqueued_count;
- stats->dequeued_count += qp->qp_stats.dequeued_count;
-
- stats->enqueue_err_count += qp->qp_stats.enqueue_err_count;
- stats->dequeue_err_count += qp->qp_stats.dequeue_err_count;
- }
-}
-
-/** Reset device statistics */
-static void
-zuc_pmd_stats_reset(struct rte_cryptodev *dev)
-{
- int qp_id;
-
- for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
- struct zuc_qp *qp = dev->data->queue_pairs[qp_id];
-
- memset(&qp->qp_stats, 0, sizeof(qp->qp_stats));
- }
-}
-
-
-/** Get device info */
-static void
-zuc_pmd_info_get(struct rte_cryptodev *dev,
- struct rte_cryptodev_info *dev_info)
-{
- struct zuc_private *internals = dev->data->dev_private;
-
- if (dev_info != NULL) {
- dev_info->driver_id = dev->driver_id;
- dev_info->max_nb_queue_pairs = internals->max_nb_queue_pairs;
- /* No limit of number of sessions */
- dev_info->sym.max_nb_sessions = 0;
- dev_info->feature_flags = dev->feature_flags;
- dev_info->capabilities = zuc_pmd_capabilities;
- }
-}
-
-/** Release queue pair */
-static int
-zuc_pmd_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
-{
- if (dev->data->queue_pairs[qp_id] != NULL) {
- struct zuc_qp *qp = dev->data->queue_pairs[qp_id];
-
- if (qp->processed_ops)
- rte_ring_free(qp->processed_ops);
-
- rte_free(dev->data->queue_pairs[qp_id]);
- dev->data->queue_pairs[qp_id] = NULL;
- }
- return 0;
-}
-
-/** set a unique name for the queue pair based on its name, dev_id and qp_id */
-static int
-zuc_pmd_qp_set_unique_name(struct rte_cryptodev *dev,
- struct zuc_qp *qp)
-{
- unsigned n = snprintf(qp->name, sizeof(qp->name),
- "zuc_pmd_%u_qp_%u",
- dev->data->dev_id, qp->id);
-
- if (n >= sizeof(qp->name))
- return -1;
-
- return 0;
-}
-
-/** Create a ring to place processed ops on */
-static struct rte_ring *
-zuc_pmd_qp_create_processed_ops_ring(struct zuc_qp *qp,
- unsigned ring_size, int socket_id)
-{
- struct rte_ring *r;
-
- r = rte_ring_lookup(qp->name);
- if (r) {
- if (rte_ring_get_size(r) >= ring_size) {
- ZUC_LOG(INFO, "Reusing existing ring %s"
- " for processed packets",
- qp->name);
- return r;
- }
-
- ZUC_LOG(ERR, "Unable to reuse existing ring %s"
- " for processed packets",
- qp->name);
- return NULL;
- }
-
- return rte_ring_create(qp->name, ring_size, socket_id,
- RING_F_SP_ENQ | RING_F_SC_DEQ);
-}
-
-/** Setup a queue pair */
-static int
-zuc_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
- const struct rte_cryptodev_qp_conf *qp_conf,
- int socket_id)
-{
- struct zuc_qp *qp = NULL;
- struct zuc_private *internals = dev->data->dev_private;
-
- /* Free memory prior to re-allocation if needed. */
- if (dev->data->queue_pairs[qp_id] != NULL)
- zuc_pmd_qp_release(dev, qp_id);
-
- /* Allocate the queue pair data structure. */
- qp = rte_zmalloc_socket("ZUC PMD Queue Pair", sizeof(*qp),
- RTE_CACHE_LINE_SIZE, socket_id);
- if (qp == NULL)
- return (-ENOMEM);
-
- qp->id = qp_id;
- dev->data->queue_pairs[qp_id] = qp;
-
- if (zuc_pmd_qp_set_unique_name(dev, qp))
- goto qp_setup_cleanup;
-
- qp->processed_ops = zuc_pmd_qp_create_processed_ops_ring(qp,
- qp_conf->nb_descriptors, socket_id);
- if (qp->processed_ops == NULL)
- goto qp_setup_cleanup;
-
- qp->mb_mgr = internals->mb_mgr;
- qp->sess_mp = qp_conf->mp_session;
- qp->sess_mp_priv = qp_conf->mp_session_private;
-
- memset(&qp->qp_stats, 0, sizeof(qp->qp_stats));
-
- return 0;
-
-qp_setup_cleanup:
- if (qp)
- rte_free(qp);
-
- return -1;
-}
-
-/** Returns the size of the ZUC session structure */
-static unsigned
-zuc_pmd_sym_session_get_size(struct rte_cryptodev *dev __rte_unused)
-{
- return sizeof(struct zuc_session);
-}
-
-/** Configure a ZUC session from a crypto xform chain */
-static int
-zuc_pmd_sym_session_configure(struct rte_cryptodev *dev __rte_unused,
- 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)) {
- ZUC_LOG(ERR, "invalid session struct");
- return -EINVAL;
- }
-
- if (rte_mempool_get(mempool, &sess_private_data)) {
- ZUC_LOG(ERR,
- "Couldn't get object from session mempool");
-
- return -ENOMEM;
- }
-
- ret = zuc_set_session_parameters(sess_private_data, xform);
- if (ret != 0) {
- ZUC_LOG(ERR, "failed configure session parameters");
-
- /* Return session to mempool */
- rte_mempool_put(mempool, sess_private_data);
- return ret;
- }
-
- set_sym_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
-zuc_pmd_sym_session_clear(struct rte_cryptodev *dev,
- struct rte_cryptodev_sym_session *sess)
-{
- uint8_t index = dev->driver_id;
- void *sess_priv = get_sym_session_private_data(sess, index);
-
- /* Zero out the whole structure */
- if (sess_priv) {
- memset(sess_priv, 0, sizeof(struct zuc_session));
- struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
- set_sym_session_private_data(sess, index, NULL);
- rte_mempool_put(sess_mp, sess_priv);
- }
-}
-
-struct rte_cryptodev_ops zuc_pmd_ops = {
- .dev_configure = zuc_pmd_config,
- .dev_start = zuc_pmd_start,
- .dev_stop = zuc_pmd_stop,
- .dev_close = zuc_pmd_close,
-
- .stats_get = zuc_pmd_stats_get,
- .stats_reset = zuc_pmd_stats_reset,
-
- .dev_infos_get = zuc_pmd_info_get,
-
- .queue_pair_setup = zuc_pmd_qp_setup,
- .queue_pair_release = zuc_pmd_qp_release,
-
- .sym_session_get_size = zuc_pmd_sym_session_get_size,
- .sym_session_configure = zuc_pmd_sym_session_configure,
- .sym_session_clear = zuc_pmd_sym_session_clear
-};
-
-struct rte_cryptodev_ops *rte_zuc_pmd_ops = &zuc_pmd_ops;
+++ /dev/null
-DPDK_22 {
- local: *;
-};
+++ /dev/null
-/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2016-2018 Intel Corporation
- */
-
-#ifndef _ZUC_PMD_PRIVATE_H_
-#define _ZUC_PMD_PRIVATE_H_
-
-#include <intel-ipsec-mb.h>
-
-#define CRYPTODEV_NAME_ZUC_PMD crypto_zuc
-/**< ZUC PMD device name */
-
-/** ZUC PMD LOGTYPE DRIVER */
-extern int zuc_logtype_driver;
-#define ZUC_LOG(level, fmt, ...) \
- rte_log(RTE_LOG_ ## level, zuc_logtype_driver, \
- "%s()... line %u: " fmt "\n", __func__, __LINE__, \
- ## __VA_ARGS__)
-
-#define ZUC_IV_KEY_LENGTH 16
-#define ZUC_DIGEST_LENGTH 4
-
-/** private data structure for each virtual ZUC device */
-struct zuc_private {
- unsigned max_nb_queue_pairs;
- /**< Max number of queue pairs supported by device */
- MB_MGR *mb_mgr;
- /**< Multi-buffer instance */
-};
-
-/** ZUC buffer queue pair */
-struct zuc_qp {
- uint16_t id;
- /**< Queue Pair Identifier */
- char name[RTE_CRYPTODEV_NAME_MAX_LEN];
- /**< Unique Queue Pair Name */
- struct rte_ring *processed_ops;
- /**< Ring for placing processed ops */
- struct rte_mempool *sess_mp;
- /**< Session Mempool */
- struct rte_mempool *sess_mp_priv;
- /**< Session Private Data Mempool */
- struct rte_cryptodev_stats qp_stats;
- /**< Queue pair statistics */
- uint8_t temp_digest[ZUC_DIGEST_LENGTH];
- /**< Buffer used to store the digest generated
- * by the driver when verifying a digest provided
- * by the user (using authentication verify operation)
- */
- MB_MGR *mb_mgr;
- /**< Multi-buffer instance */
-} __rte_cache_aligned;
-
-enum zuc_operation {
- ZUC_OP_ONLY_CIPHER,
- ZUC_OP_ONLY_AUTH,
- ZUC_OP_CIPHER_AUTH,
- ZUC_OP_AUTH_CIPHER,
- ZUC_OP_NOT_SUPPORTED
-};
-
-/** ZUC private session structure */
-struct zuc_session {
- enum zuc_operation op;
- enum rte_crypto_auth_operation auth_op;
- uint8_t pKey_cipher[ZUC_IV_KEY_LENGTH];
- uint8_t pKey_hash[ZUC_IV_KEY_LENGTH];
- uint16_t cipher_iv_offset;
- uint16_t auth_iv_offset;
-} __rte_cache_aligned;
-
-
-extern int
-zuc_set_session_parameters(struct zuc_session *sess,
- const struct rte_crypto_sym_xform *xform);
-
-
-/** device specific operations function pointer structure */
-extern struct rte_cryptodev_ops *rte_zuc_pmd_ops;
-
-
-
-#endif /* _ZUC_PMD_PRIVATE_H_ */
git.droids-corp.org / dpdk.git / commitdiff