@@ -1044,13 +1044,6 @@ M: Fan Zhang <roy.fan.zhang@intel.com>
F: drivers/crypto/scheduler/
F: doc/guides/cryptodevs/scheduler.rst
-Intel AES-NI GCM
-M: Declan Doherty <declan.doherty@intel.com>
-M: Pablo de Lara <pablo.de.lara.guarch@intel.com>
-F: drivers/crypto/aesni_gcm/
-F: doc/guides/cryptodevs/aesni_gcm.rst
-F: doc/guides/cryptodevs/features/aesni_gcm.ini
-
Intel QuickAssist
M: John Griffin <john.griffin@intel.com>
M: Fiona Trahe <fiona.trahe@intel.com>
@@ -1064,7 +1057,9 @@ IPsec MB
M: Fan Zhang <roy.fan.zhang@intel.com>
M: Pablo de Lara <pablo.de.lara.guarch@intel.com>
F: drivers/crypto/ipsec_mb/
+F: doc/guides/cryptodevs/aesni_gcm.rst
F: doc/guides/cryptodevs/aesni_mb.rst
+F: doc/guides/cryptodevs/features/aesni_gcm.ini
F: doc/guides/cryptodevs/features/aesni_mb.ini
KASUMI
@@ -83,7 +83,9 @@ and the external crypto libraries supported by them:
17.02 - 17.05 ISA-L Crypto v2.18
17.08 - 18.02 Multi-buffer library 0.46 - 0.48
18.05 - 19.02 Multi-buffer library 0.49 - 0.52
- 19.05+ Multi-buffer library 0.52 - 1.0*
+ 19.05 - 20.08 Multi-buffer library 0.52 - 0.55
+ 20.11 - 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.
@@ -105,6 +105,7 @@ New Features
however their usage and EAL options remain unchanged.
* AESNI_MB PMD.
+ * AESNI_GCM PMD.
* **Updated the aesni_mb crypto PMD.**
deleted file mode 100644
@@ -1,104 +0,0 @@
-/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2016-2020 Intel Corporation
- */
-
-#ifndef _AESNI_GCM_OPS_H_
-#define _AESNI_GCM_OPS_H_
-
-#ifndef LINUX
-#define LINUX
-#endif
-
-#include <intel-ipsec-mb.h>
-
-/** Supported vector modes */
-enum aesni_gcm_vector_mode {
- RTE_AESNI_GCM_NOT_SUPPORTED = 0,
- RTE_AESNI_GCM_SSE,
- RTE_AESNI_GCM_AVX,
- RTE_AESNI_GCM_AVX2,
- RTE_AESNI_GCM_AVX512,
- RTE_AESNI_GCM_VECTOR_NUM
-};
-
-enum aesni_gcm_key {
- GCM_KEY_128 = 0,
- GCM_KEY_192,
- GCM_KEY_256,
- GCM_KEY_NUM
-};
-
-typedef void (*aesni_gcm_t)(const struct gcm_key_data *gcm_key_data,
- struct gcm_context_data *gcm_ctx_data, uint8_t *out,
- const uint8_t *in, uint64_t plaintext_len, const uint8_t *iv,
- const uint8_t *aad, uint64_t aad_len,
- uint8_t *auth_tag, uint64_t auth_tag_len);
-
-typedef void (*aesni_gcm_pre_t)(const void *key, struct gcm_key_data *gcm_data);
-
-typedef void (*aesni_gcm_init_t)(const struct gcm_key_data *gcm_key_data,
- struct gcm_context_data *gcm_ctx_data,
- const uint8_t *iv,
- uint8_t const *aad,
- uint64_t aad_len);
-
-typedef void (*aesni_gcm_update_t)(const struct gcm_key_data *gcm_key_data,
- struct gcm_context_data *gcm_ctx_data,
- uint8_t *out,
- const uint8_t *in,
- uint64_t plaintext_len);
-
-typedef void (*aesni_gcm_finalize_t)(const struct gcm_key_data *gcm_key_data,
- struct gcm_context_data *gcm_ctx_data,
- uint8_t *auth_tag,
- uint64_t auth_tag_len);
-
-#if IMB_VERSION(0, 54, 0) < IMB_VERSION_NUM
-typedef void (*aesni_gmac_init_t)(const struct gcm_key_data *gcm_key_data,
- struct gcm_context_data *gcm_ctx_data,
- const uint8_t *iv,
- const uint64_t iv_len);
-
-typedef void (*aesni_gmac_update_t)(const struct gcm_key_data *gcm_key_data,
- struct gcm_context_data *gcm_ctx_data,
- const uint8_t *in,
- const uint64_t plaintext_len);
-
-typedef void (*aesni_gmac_finalize_t)(const struct gcm_key_data *gcm_key_data,
- struct gcm_context_data *gcm_ctx_data,
- uint8_t *auth_tag,
- const uint64_t auth_tag_len);
-#endif
-
-/** GCM library function pointer table */
-struct aesni_gcm_ops {
- aesni_gcm_t enc; /**< GCM encode function pointer */
- aesni_gcm_t dec; /**< GCM decode function pointer */
- aesni_gcm_pre_t pre; /**< GCM pre-compute */
- aesni_gcm_init_t init;
- aesni_gcm_update_t update_enc;
- aesni_gcm_update_t update_dec;
- aesni_gcm_finalize_t finalize_enc;
- aesni_gcm_finalize_t finalize_dec;
-#if IMB_VERSION(0, 54, 0) < IMB_VERSION_NUM
- aesni_gmac_init_t gmac_init;
- aesni_gmac_update_t gmac_update;
- aesni_gmac_finalize_t gmac_finalize;
-#endif
-};
-
-/** GCM per-session operation handlers */
-struct aesni_gcm_session_ops {
- aesni_gcm_t cipher;
- aesni_gcm_pre_t pre;
- aesni_gcm_init_t init;
- aesni_gcm_update_t update;
- aesni_gcm_finalize_t finalize;
-#if IMB_VERSION(0, 54, 0) < IMB_VERSION_NUM
- aesni_gmac_init_t gmac_init;
- aesni_gmac_update_t gmac_update;
- aesni_gmac_finalize_t gmac_finalize;
-#endif
-};
-
-#endif /* _AESNI_GCM_OPS_H_ */
deleted file mode 100644
@@ -1,984 +0,0 @@
-/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2016-2020 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 <rte_byteorder.h>
-
-#include "aesni_gcm_pmd_private.h"
-
-static uint8_t cryptodev_driver_id;
-
-/* setup session handlers */
-static void
-set_func_ops(struct aesni_gcm_session *s, const struct aesni_gcm_ops *gcm_ops)
-{
- s->ops.pre = gcm_ops->pre;
- s->ops.init = gcm_ops->init;
-
- switch (s->op) {
- case AESNI_GCM_OP_AUTHENTICATED_ENCRYPTION:
- s->ops.cipher = gcm_ops->enc;
- s->ops.update = gcm_ops->update_enc;
- s->ops.finalize = gcm_ops->finalize_enc;
- break;
- case AESNI_GCM_OP_AUTHENTICATED_DECRYPTION:
- s->ops.cipher = gcm_ops->dec;
- s->ops.update = gcm_ops->update_dec;
- s->ops.finalize = gcm_ops->finalize_dec;
- break;
- case AESNI_GMAC_OP_GENERATE:
- case AESNI_GMAC_OP_VERIFY:
- s->ops.finalize = gcm_ops->finalize_enc;
- break;
- }
-}
-
-/** Parse crypto xform chain and set private session parameters */
-int
-aesni_gcm_set_session_parameters(const struct aesni_gcm_ops *gcm_ops,
- struct aesni_gcm_session *sess,
- const struct rte_crypto_sym_xform *xform)
-{
- const struct rte_crypto_sym_xform *auth_xform;
- const struct rte_crypto_sym_xform *aead_xform;
- uint8_t key_length;
- const uint8_t *key;
-
- /* AES-GMAC */
- if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
- auth_xform = xform;
- if (auth_xform->auth.algo != RTE_CRYPTO_AUTH_AES_GMAC) {
- AESNI_GCM_LOG(ERR, "Only AES GMAC is supported as an "
- "authentication only algorithm");
- return -ENOTSUP;
- }
- /* Set IV parameters */
- sess->iv.offset = auth_xform->auth.iv.offset;
- sess->iv.length = auth_xform->auth.iv.length;
-
- /* Select Crypto operation */
- if (auth_xform->auth.op == RTE_CRYPTO_AUTH_OP_GENERATE)
- sess->op = AESNI_GMAC_OP_GENERATE;
- else
- sess->op = AESNI_GMAC_OP_VERIFY;
-
- key_length = auth_xform->auth.key.length;
- key = auth_xform->auth.key.data;
- sess->req_digest_length = auth_xform->auth.digest_length;
-
- /* AES-GCM */
- } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD) {
- aead_xform = xform;
-
- if (aead_xform->aead.algo != RTE_CRYPTO_AEAD_AES_GCM) {
- AESNI_GCM_LOG(ERR, "The only combined operation "
- "supported is AES GCM");
- return -ENOTSUP;
- }
-
- /* Set IV parameters */
- sess->iv.offset = aead_xform->aead.iv.offset;
- sess->iv.length = aead_xform->aead.iv.length;
-
- /* Select Crypto operation */
- if (aead_xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT)
- sess->op = AESNI_GCM_OP_AUTHENTICATED_ENCRYPTION;
- /* op == RTE_CRYPTO_AEAD_OP_DECRYPT */
- else
- sess->op = AESNI_GCM_OP_AUTHENTICATED_DECRYPTION;
-
- key_length = aead_xform->aead.key.length;
- key = aead_xform->aead.key.data;
-
- sess->aad_length = aead_xform->aead.aad_length;
- sess->req_digest_length = aead_xform->aead.digest_length;
- } else {
- AESNI_GCM_LOG(ERR, "Wrong xform type, has to be AEAD or authentication");
- return -ENOTSUP;
- }
-
- /* IV check */
- if (sess->iv.length != 16 && sess->iv.length != 12 &&
- sess->iv.length != 0) {
- AESNI_GCM_LOG(ERR, "Wrong IV length");
- return -EINVAL;
- }
-
- /* Check key length and calculate GCM pre-compute. */
- switch (key_length) {
- case 16:
- sess->key = GCM_KEY_128;
- break;
- case 24:
- sess->key = GCM_KEY_192;
- break;
- case 32:
- sess->key = GCM_KEY_256;
- break;
- default:
- AESNI_GCM_LOG(ERR, "Invalid key length");
- return -EINVAL;
- }
-
- /* setup session handlers */
- set_func_ops(sess, &gcm_ops[sess->key]);
-
- /* pre-generate key */
- gcm_ops[sess->key].pre(key, &sess->gdata_key);
-
- /* Digest check */
- if (sess->req_digest_length > 16) {
- AESNI_GCM_LOG(ERR, "Invalid digest length");
- return -EINVAL;
- }
- /*
- * Multi-buffer lib supports digest sizes from 4 to 16 bytes
- * in version 0.50 and sizes of 8, 12 and 16 bytes,
- * in version 0.49.
- * If size requested is different, generate the full digest
- * (16 bytes) in a temporary location and then memcpy
- * the requested number of bytes.
- */
-#if IMB_VERSION_NUM >= IMB_VERSION(0, 50, 0)
- if (sess->req_digest_length < 4)
-#else
- if (sess->req_digest_length != 16 &&
- sess->req_digest_length != 12 &&
- sess->req_digest_length != 8)
-#endif
- sess->gen_digest_length = 16;
- else
- sess->gen_digest_length = sess->req_digest_length;
-
- return 0;
-}
-
-/** Get gcm session */
-static struct aesni_gcm_session *
-aesni_gcm_get_session(struct aesni_gcm_qp *qp, struct rte_crypto_op *op)
-{
- struct aesni_gcm_session *sess = NULL;
- struct rte_crypto_sym_op *sym_op = op->sym;
-
- if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
- if (likely(sym_op->session != NULL))
- sess = (struct aesni_gcm_session *)
- get_sym_session_private_data(
- sym_op->session,
- cryptodev_driver_id);
- } else {
- void *_sess;
- 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 aesni_gcm_session *)_sess_private_data;
-
- if (unlikely(aesni_gcm_set_session_parameters(qp->ops,
- sess, sym_op->xform) != 0)) {
- rte_mempool_put(qp->sess_mp, _sess);
- rte_mempool_put(qp->sess_mp_priv, _sess_private_data);
- sess = NULL;
- }
- sym_op->session = (struct rte_cryptodev_sym_session *)_sess;
- set_sym_session_private_data(sym_op->session,
- cryptodev_driver_id, _sess_private_data);
- }
-
- if (unlikely(sess == NULL))
- op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
-
- return sess;
-}
-
-/**
- * Process a crypto operation, calling
- * the GCM API from the multi buffer library.
- *
- * @param qp queue pair
- * @param op symmetric crypto operation
- * @param session GCM session
- *
- * @return
- *
- */
-static int
-process_gcm_crypto_op(struct aesni_gcm_qp *qp, struct rte_crypto_op *op,
- struct aesni_gcm_session *session)
-{
- uint8_t *src, *dst;
- uint8_t *iv_ptr;
- struct rte_crypto_sym_op *sym_op = op->sym;
- struct rte_mbuf *m_src = sym_op->m_src;
- uint32_t offset, data_offset, data_length;
- uint32_t part_len, total_len, data_len;
- uint8_t *tag;
- unsigned int oop = 0;
-
- if (session->op == AESNI_GCM_OP_AUTHENTICATED_ENCRYPTION ||
- session->op == AESNI_GCM_OP_AUTHENTICATED_DECRYPTION) {
- offset = sym_op->aead.data.offset;
- data_offset = offset;
- data_length = sym_op->aead.data.length;
- } else {
- offset = sym_op->auth.data.offset;
- data_offset = offset;
- data_length = sym_op->auth.data.length;
- }
-
- RTE_ASSERT(m_src != NULL);
-
- while (offset >= m_src->data_len && data_length != 0) {
- offset -= m_src->data_len;
- m_src = m_src->next;
-
- RTE_ASSERT(m_src != NULL);
- }
-
- src = rte_pktmbuf_mtod_offset(m_src, uint8_t *, offset);
-
- data_len = m_src->data_len - offset;
- part_len = (data_len < data_length) ? data_len :
- data_length;
-
- RTE_ASSERT((sym_op->m_dst == NULL) ||
- ((sym_op->m_dst != NULL) &&
- rte_pktmbuf_is_contiguous(sym_op->m_dst)));
-
- /* In-place */
- if (sym_op->m_dst == NULL || (sym_op->m_dst == sym_op->m_src))
- dst = src;
- /* Out-of-place */
- else {
- oop = 1;
- /* Segmented destination buffer is not supported if operation is
- * Out-of-place */
- RTE_ASSERT(rte_pktmbuf_is_contiguous(sym_op->m_dst));
- dst = rte_pktmbuf_mtod_offset(sym_op->m_dst, uint8_t *,
- data_offset);
- }
-
- iv_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
- session->iv.offset);
-
- if (session->op == AESNI_GCM_OP_AUTHENTICATED_ENCRYPTION) {
- qp->ops[session->key].init(&session->gdata_key,
- &qp->gdata_ctx,
- iv_ptr,
- sym_op->aead.aad.data,
- (uint64_t)session->aad_length);
-
- qp->ops[session->key].update_enc(&session->gdata_key,
- &qp->gdata_ctx, dst, src,
- (uint64_t)part_len);
- total_len = data_length - part_len;
-
- while (total_len) {
- m_src = m_src->next;
-
- RTE_ASSERT(m_src != NULL);
-
- src = rte_pktmbuf_mtod(m_src, uint8_t *);
- if (oop)
- dst += part_len;
- else
- dst = src;
- part_len = (m_src->data_len < total_len) ?
- m_src->data_len : total_len;
-
- qp->ops[session->key].update_enc(&session->gdata_key,
- &qp->gdata_ctx, dst, src,
- (uint64_t)part_len);
- total_len -= part_len;
- }
-
- if (session->req_digest_length != session->gen_digest_length)
- tag = qp->temp_digest;
- else
- tag = sym_op->aead.digest.data;
-
- qp->ops[session->key].finalize_enc(&session->gdata_key,
- &qp->gdata_ctx,
- tag,
- session->gen_digest_length);
- } else if (session->op == AESNI_GCM_OP_AUTHENTICATED_DECRYPTION) {
- qp->ops[session->key].init(&session->gdata_key,
- &qp->gdata_ctx,
- iv_ptr,
- sym_op->aead.aad.data,
- (uint64_t)session->aad_length);
-
- qp->ops[session->key].update_dec(&session->gdata_key,
- &qp->gdata_ctx, dst, src,
- (uint64_t)part_len);
- total_len = data_length - part_len;
-
- while (total_len) {
- m_src = m_src->next;
-
- RTE_ASSERT(m_src != NULL);
-
- src = rte_pktmbuf_mtod(m_src, uint8_t *);
- if (oop)
- dst += part_len;
- else
- dst = src;
- part_len = (m_src->data_len < total_len) ?
- m_src->data_len : total_len;
-
- qp->ops[session->key].update_dec(&session->gdata_key,
- &qp->gdata_ctx,
- dst, src,
- (uint64_t)part_len);
- total_len -= part_len;
- }
-
- tag = qp->temp_digest;
- qp->ops[session->key].finalize_dec(&session->gdata_key,
- &qp->gdata_ctx,
- tag,
- session->gen_digest_length);
-#if IMB_VERSION(0, 54, 0) < IMB_VERSION_NUM
- } else if (session->op == AESNI_GMAC_OP_GENERATE) {
- qp->ops[session->key].gmac_init(&session->gdata_key,
- &qp->gdata_ctx,
- iv_ptr,
- session->iv.length);
-
- qp->ops[session->key].gmac_update(&session->gdata_key,
- &qp->gdata_ctx, src,
- (uint64_t)part_len);
- total_len = data_length - part_len;
-
- while (total_len) {
- m_src = m_src->next;
-
- RTE_ASSERT(m_src != NULL);
-
- src = rte_pktmbuf_mtod(m_src, uint8_t *);
- part_len = (m_src->data_len < total_len) ?
- m_src->data_len : total_len;
-
- qp->ops[session->key].gmac_update(&session->gdata_key,
- &qp->gdata_ctx, src,
- (uint64_t)part_len);
- total_len -= part_len;
- }
-
- if (session->req_digest_length != session->gen_digest_length)
- tag = qp->temp_digest;
- else
- tag = sym_op->auth.digest.data;
-
- qp->ops[session->key].gmac_finalize(&session->gdata_key,
- &qp->gdata_ctx,
- tag,
- session->gen_digest_length);
- } else { /* AESNI_GMAC_OP_VERIFY */
- qp->ops[session->key].gmac_init(&session->gdata_key,
- &qp->gdata_ctx,
- iv_ptr,
- session->iv.length);
-
- qp->ops[session->key].gmac_update(&session->gdata_key,
- &qp->gdata_ctx, src,
- (uint64_t)part_len);
- total_len = data_length - part_len;
-
- while (total_len) {
- m_src = m_src->next;
-
- RTE_ASSERT(m_src != NULL);
-
- src = rte_pktmbuf_mtod(m_src, uint8_t *);
- part_len = (m_src->data_len < total_len) ?
- m_src->data_len : total_len;
-
- qp->ops[session->key].gmac_update(&session->gdata_key,
- &qp->gdata_ctx, src,
- (uint64_t)part_len);
- total_len -= part_len;
- }
-
- tag = qp->temp_digest;
-
- qp->ops[session->key].gmac_finalize(&session->gdata_key,
- &qp->gdata_ctx,
- tag,
- session->gen_digest_length);
- }
-#else
- } else if (session->op == AESNI_GMAC_OP_GENERATE) {
- qp->ops[session->key].init(&session->gdata_key,
- &qp->gdata_ctx,
- iv_ptr,
- src,
- (uint64_t)data_length);
- if (session->req_digest_length != session->gen_digest_length)
- tag = qp->temp_digest;
- else
- tag = sym_op->auth.digest.data;
- qp->ops[session->key].finalize_enc(&session->gdata_key,
- &qp->gdata_ctx,
- tag,
- session->gen_digest_length);
- } else { /* AESNI_GMAC_OP_VERIFY */
- qp->ops[session->key].init(&session->gdata_key,
- &qp->gdata_ctx,
- iv_ptr,
- src,
- (uint64_t)data_length);
-
- /*
- * Generate always 16 bytes and later compare only
- * the bytes passed.
- */
- tag = qp->temp_digest;
- qp->ops[session->key].finalize_enc(&session->gdata_key,
- &qp->gdata_ctx,
- tag,
- session->gen_digest_length);
- }
-#endif
-
- return 0;
-}
-
-static inline void
-aesni_gcm_fill_error_code(struct rte_crypto_sym_vec *vec, int32_t errnum)
-{
- uint32_t i;
-
- for (i = 0; i < vec->num; i++)
- vec->status[i] = errnum;
-}
-
-
-static inline int32_t
-aesni_gcm_sgl_op_finalize_encryption(const struct aesni_gcm_session *s,
- struct gcm_context_data *gdata_ctx, uint8_t *digest)
-{
- if (s->req_digest_length != s->gen_digest_length) {
- uint8_t tmpdigest[s->gen_digest_length];
-
- s->ops.finalize(&s->gdata_key, gdata_ctx, tmpdigest,
- s->gen_digest_length);
- memcpy(digest, tmpdigest, s->req_digest_length);
- } else {
- s->ops.finalize(&s->gdata_key, gdata_ctx, digest,
- s->gen_digest_length);
- }
-
- return 0;
-}
-
-static inline int32_t
-aesni_gcm_sgl_op_finalize_decryption(const struct aesni_gcm_session *s,
- struct gcm_context_data *gdata_ctx, uint8_t *digest)
-{
- uint8_t tmpdigest[s->gen_digest_length];
-
- s->ops.finalize(&s->gdata_key, gdata_ctx, tmpdigest,
- s->gen_digest_length);
-
- return memcmp(digest, tmpdigest, s->req_digest_length) == 0 ? 0 :
- EBADMSG;
-}
-
-static inline void
-aesni_gcm_process_gcm_sgl_op(const struct aesni_gcm_session *s,
- struct gcm_context_data *gdata_ctx, struct rte_crypto_sgl *sgl,
- void *iv, void *aad)
-{
- uint32_t i;
-
- /* init crypto operation */
- s->ops.init(&s->gdata_key, gdata_ctx, iv, aad,
- (uint64_t)s->aad_length);
-
- /* update with sgl data */
- for (i = 0; i < sgl->num; i++) {
- struct rte_crypto_vec *vec = &sgl->vec[i];
-
- s->ops.update(&s->gdata_key, gdata_ctx, vec->base, vec->base,
- vec->len);
- }
-}
-
-static inline void
-aesni_gcm_process_gmac_sgl_op(const struct aesni_gcm_session *s,
- struct gcm_context_data *gdata_ctx, struct rte_crypto_sgl *sgl,
- void *iv)
-{
- s->ops.init(&s->gdata_key, gdata_ctx, iv, sgl->vec[0].base,
- sgl->vec[0].len);
-}
-
-static inline uint32_t
-aesni_gcm_sgl_encrypt(struct aesni_gcm_session *s,
- struct gcm_context_data *gdata_ctx, struct rte_crypto_sym_vec *vec)
-{
- uint32_t i, processed;
-
- processed = 0;
- for (i = 0; i < vec->num; ++i) {
- aesni_gcm_process_gcm_sgl_op(s, gdata_ctx,
- &vec->sgl[i], vec->iv[i].va,
- vec->aad[i].va);
- vec->status[i] = aesni_gcm_sgl_op_finalize_encryption(s,
- gdata_ctx, vec->digest[i].va);
- processed += (vec->status[i] == 0);
- }
-
- return processed;
-}
-
-static inline uint32_t
-aesni_gcm_sgl_decrypt(struct aesni_gcm_session *s,
- struct gcm_context_data *gdata_ctx, struct rte_crypto_sym_vec *vec)
-{
- uint32_t i, processed;
-
- processed = 0;
- for (i = 0; i < vec->num; ++i) {
- aesni_gcm_process_gcm_sgl_op(s, gdata_ctx,
- &vec->sgl[i], vec->iv[i].va,
- vec->aad[i].va);
- vec->status[i] = aesni_gcm_sgl_op_finalize_decryption(s,
- gdata_ctx, vec->digest[i].va);
- processed += (vec->status[i] == 0);
- }
-
- return processed;
-}
-
-static inline uint32_t
-aesni_gmac_sgl_generate(struct aesni_gcm_session *s,
- struct gcm_context_data *gdata_ctx, struct rte_crypto_sym_vec *vec)
-{
- uint32_t i, processed;
-
- processed = 0;
- for (i = 0; i < vec->num; ++i) {
- if (vec->sgl[i].num != 1) {
- vec->status[i] = ENOTSUP;
- continue;
- }
-
- aesni_gcm_process_gmac_sgl_op(s, gdata_ctx,
- &vec->sgl[i], vec->iv[i].va);
- vec->status[i] = aesni_gcm_sgl_op_finalize_encryption(s,
- gdata_ctx, vec->digest[i].va);
- processed += (vec->status[i] == 0);
- }
-
- return processed;
-}
-
-static inline uint32_t
-aesni_gmac_sgl_verify(struct aesni_gcm_session *s,
- struct gcm_context_data *gdata_ctx, struct rte_crypto_sym_vec *vec)
-{
- uint32_t i, processed;
-
- processed = 0;
- for (i = 0; i < vec->num; ++i) {
- if (vec->sgl[i].num != 1) {
- vec->status[i] = ENOTSUP;
- continue;
- }
-
- aesni_gcm_process_gmac_sgl_op(s, gdata_ctx,
- &vec->sgl[i], vec->iv[i].va);
- vec->status[i] = aesni_gcm_sgl_op_finalize_decryption(s,
- gdata_ctx, vec->digest[i].va);
- processed += (vec->status[i] == 0);
- }
-
- return processed;
-}
-
-/** Process CPU crypto bulk operations */
-uint32_t
-aesni_gcm_pmd_cpu_crypto_process(struct rte_cryptodev *dev,
- struct rte_cryptodev_sym_session *sess,
- __rte_unused union rte_crypto_sym_ofs ofs,
- struct rte_crypto_sym_vec *vec)
-{
- void *sess_priv;
- struct aesni_gcm_session *s;
- struct gcm_context_data gdata_ctx;
-
- sess_priv = get_sym_session_private_data(sess, dev->driver_id);
- if (unlikely(sess_priv == NULL)) {
- aesni_gcm_fill_error_code(vec, EINVAL);
- return 0;
- }
-
- s = sess_priv;
- switch (s->op) {
- case AESNI_GCM_OP_AUTHENTICATED_ENCRYPTION:
- return aesni_gcm_sgl_encrypt(s, &gdata_ctx, vec);
- case AESNI_GCM_OP_AUTHENTICATED_DECRYPTION:
- return aesni_gcm_sgl_decrypt(s, &gdata_ctx, vec);
- case AESNI_GMAC_OP_GENERATE:
- return aesni_gmac_sgl_generate(s, &gdata_ctx, vec);
- case AESNI_GMAC_OP_VERIFY:
- return aesni_gmac_sgl_verify(s, &gdata_ctx, vec);
- default:
- aesni_gcm_fill_error_code(vec, EINVAL);
- return 0;
- }
-}
-
-/**
- * Process a completed job and return rte_mbuf which job processed
- *
- * @param job JOB_AES_HMAC job to process
- *
- * @return
- * - Returns processed mbuf which is trimmed of output digest used in
- * verification of supplied digest in the case of a HASH_CIPHER operation
- * - Returns NULL on invalid job
- */
-static void
-post_process_gcm_crypto_op(struct aesni_gcm_qp *qp,
- struct rte_crypto_op *op,
- struct aesni_gcm_session *session)
-{
- op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
-
- /* Verify digest if required */
- if (session->op == AESNI_GCM_OP_AUTHENTICATED_DECRYPTION ||
- session->op == AESNI_GMAC_OP_VERIFY) {
- uint8_t *digest;
-
- uint8_t *tag = qp->temp_digest;
-
- if (session->op == AESNI_GMAC_OP_VERIFY)
- digest = op->sym->auth.digest.data;
- else
- digest = op->sym->aead.digest.data;
-
-#ifdef RTE_LIBRTE_PMD_AESNI_GCM_DEBUG
- rte_hexdump(stdout, "auth tag (orig):",
- digest, session->req_digest_length);
- rte_hexdump(stdout, "auth tag (calc):",
- tag, session->req_digest_length);
-#endif
-
- if (memcmp(tag, digest, session->req_digest_length) != 0)
- op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
- } else {
- if (session->req_digest_length != session->gen_digest_length) {
- if (session->op == AESNI_GCM_OP_AUTHENTICATED_ENCRYPTION)
- memcpy(op->sym->aead.digest.data, qp->temp_digest,
- session->req_digest_length);
- else
- memcpy(op->sym->auth.digest.data, qp->temp_digest,
- session->req_digest_length);
- }
- }
-}
-
-/**
- * Process a completed GCM request
- *
- * @param qp Queue Pair to process
- * @param op Crypto operation
- * @param job JOB_AES_HMAC job
- *
- * @return
- * - Number of processed jobs
- */
-static void
-handle_completed_gcm_crypto_op(struct aesni_gcm_qp *qp,
- struct rte_crypto_op *op,
- struct aesni_gcm_session *sess)
-{
- post_process_gcm_crypto_op(qp, op, sess);
-
- /* Free session if a session-less crypto op */
- if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
- memset(sess, 0, sizeof(struct aesni_gcm_session));
- memset(op->sym->session, 0,
- rte_cryptodev_sym_get_existing_header_session_size(
- op->sym->session));
- rte_mempool_put(qp->sess_mp_priv, sess);
- rte_mempool_put(qp->sess_mp, op->sym->session);
- op->sym->session = NULL;
- }
-}
-
-static uint16_t
-aesni_gcm_pmd_dequeue_burst(void *queue_pair,
- struct rte_crypto_op **ops, uint16_t nb_ops)
-{
- struct aesni_gcm_session *sess;
- struct aesni_gcm_qp *qp = queue_pair;
-
- int retval = 0;
- unsigned int i, nb_dequeued;
-
- nb_dequeued = rte_ring_dequeue_burst(qp->processed_pkts,
- (void **)ops, nb_ops, NULL);
-
- for (i = 0; i < nb_dequeued; i++) {
-
- sess = aesni_gcm_get_session(qp, ops[i]);
- if (unlikely(sess == NULL)) {
- ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
- qp->qp_stats.dequeue_err_count++;
- break;
- }
-
- retval = process_gcm_crypto_op(qp, ops[i], sess);
- if (retval < 0) {
- ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
- qp->qp_stats.dequeue_err_count++;
- break;
- }
-
- handle_completed_gcm_crypto_op(qp, ops[i], sess);
- }
-
- qp->qp_stats.dequeued_count += i;
-
- return i;
-}
-
-static uint16_t
-aesni_gcm_pmd_enqueue_burst(void *queue_pair,
- struct rte_crypto_op **ops, uint16_t nb_ops)
-{
- struct aesni_gcm_qp *qp = queue_pair;
-
- unsigned int nb_enqueued;
-
- nb_enqueued = rte_ring_enqueue_burst(qp->processed_pkts,
- (void **)ops, nb_ops, NULL);
- qp->qp_stats.enqueued_count += nb_enqueued;
-
- return nb_enqueued;
-}
-
-static int aesni_gcm_remove(struct rte_vdev_device *vdev);
-
-static int
-aesni_gcm_create(const char *name,
- struct rte_vdev_device *vdev,
- struct rte_cryptodev_pmd_init_params *init_params)
-{
- struct rte_cryptodev *dev;
- struct aesni_gcm_private *internals;
- enum aesni_gcm_vector_mode vector_mode;
- MB_MGR *mb_mgr;
-
- dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
- if (dev == NULL) {
- AESNI_GCM_LOG(ERR, "driver %s: create failed",
- init_params->name);
- return -ENODEV;
- }
-
- /* Check CPU for supported vector instruction set */
- if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX512F))
- vector_mode = RTE_AESNI_GCM_AVX512;
- else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2))
- vector_mode = RTE_AESNI_GCM_AVX2;
- else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX))
- vector_mode = RTE_AESNI_GCM_AVX;
- else
- vector_mode = RTE_AESNI_GCM_SSE;
-
- dev->driver_id = cryptodev_driver_id;
- dev->dev_ops = rte_aesni_gcm_pmd_ops;
-
- /* register rx/tx burst functions for data path */
- dev->dequeue_burst = aesni_gcm_pmd_dequeue_burst;
- dev->enqueue_burst = aesni_gcm_pmd_enqueue_burst;
-
- dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
- RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
- RTE_CRYPTODEV_FF_IN_PLACE_SGL |
- RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT |
- RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |
- RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO |
- RTE_CRYPTODEV_FF_SYM_SESSIONLESS;
-
- /* Check CPU for support for AES instruction set */
- if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AES))
- dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AESNI;
- else
- AESNI_GCM_LOG(WARNING, "AES instructions not supported by CPU");
-
- mb_mgr = alloc_mb_mgr(0);
- if (mb_mgr == NULL)
- return -ENOMEM;
-
- switch (vector_mode) {
- case RTE_AESNI_GCM_SSE:
- dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_SSE;
- init_mb_mgr_sse(mb_mgr);
- break;
- case RTE_AESNI_GCM_AVX:
- dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX;
- init_mb_mgr_avx(mb_mgr);
- break;
- case RTE_AESNI_GCM_AVX2:
- dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX2;
- init_mb_mgr_avx2(mb_mgr);
- break;
- case RTE_AESNI_GCM_AVX512:
- if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_VAES)) {
- dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX512;
- init_mb_mgr_avx512(mb_mgr);
- } else {
- dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX2;
- init_mb_mgr_avx2(mb_mgr);
- vector_mode = RTE_AESNI_GCM_AVX2;
- }
- break;
- default:
- AESNI_GCM_LOG(ERR, "Unsupported vector mode %u\n", vector_mode);
- goto error_exit;
- }
-
- internals = dev->data->dev_private;
-
- internals->vector_mode = vector_mode;
- internals->mb_mgr = mb_mgr;
-
- /* Set arch independent function pointers, based on key size */
- internals->ops[GCM_KEY_128].enc = mb_mgr->gcm128_enc;
- internals->ops[GCM_KEY_128].dec = mb_mgr->gcm128_dec;
- internals->ops[GCM_KEY_128].pre = mb_mgr->gcm128_pre;
- internals->ops[GCM_KEY_128].init = mb_mgr->gcm128_init;
- internals->ops[GCM_KEY_128].update_enc = mb_mgr->gcm128_enc_update;
- internals->ops[GCM_KEY_128].update_dec = mb_mgr->gcm128_dec_update;
- internals->ops[GCM_KEY_128].finalize_enc = mb_mgr->gcm128_enc_finalize;
- internals->ops[GCM_KEY_128].finalize_dec = mb_mgr->gcm128_dec_finalize;
-#if IMB_VERSION(0, 54, 0) < IMB_VERSION_NUM
- internals->ops[GCM_KEY_128].gmac_init = mb_mgr->gmac128_init;
- internals->ops[GCM_KEY_128].gmac_update = mb_mgr->gmac128_update;
- internals->ops[GCM_KEY_128].gmac_finalize = mb_mgr->gmac128_finalize;
-#endif
-
- internals->ops[GCM_KEY_192].enc = mb_mgr->gcm192_enc;
- internals->ops[GCM_KEY_192].dec = mb_mgr->gcm192_dec;
- internals->ops[GCM_KEY_192].pre = mb_mgr->gcm192_pre;
- internals->ops[GCM_KEY_192].init = mb_mgr->gcm192_init;
- internals->ops[GCM_KEY_192].update_enc = mb_mgr->gcm192_enc_update;
- internals->ops[GCM_KEY_192].update_dec = mb_mgr->gcm192_dec_update;
- internals->ops[GCM_KEY_192].finalize_enc = mb_mgr->gcm192_enc_finalize;
- internals->ops[GCM_KEY_192].finalize_dec = mb_mgr->gcm192_dec_finalize;
-#if IMB_VERSION(0, 54, 0) < IMB_VERSION_NUM
- internals->ops[GCM_KEY_192].gmac_init = mb_mgr->gmac192_init;
- internals->ops[GCM_KEY_192].gmac_update = mb_mgr->gmac192_update;
- internals->ops[GCM_KEY_192].gmac_finalize = mb_mgr->gmac192_finalize;
-#endif
-
- internals->ops[GCM_KEY_256].enc = mb_mgr->gcm256_enc;
- internals->ops[GCM_KEY_256].dec = mb_mgr->gcm256_dec;
- internals->ops[GCM_KEY_256].pre = mb_mgr->gcm256_pre;
- internals->ops[GCM_KEY_256].init = mb_mgr->gcm256_init;
- internals->ops[GCM_KEY_256].update_enc = mb_mgr->gcm256_enc_update;
- internals->ops[GCM_KEY_256].update_dec = mb_mgr->gcm256_dec_update;
- internals->ops[GCM_KEY_256].finalize_enc = mb_mgr->gcm256_enc_finalize;
- internals->ops[GCM_KEY_256].finalize_dec = mb_mgr->gcm256_dec_finalize;
-#if IMB_VERSION(0, 54, 0) < IMB_VERSION_NUM
- internals->ops[GCM_KEY_256].gmac_init = mb_mgr->gmac256_init;
- internals->ops[GCM_KEY_256].gmac_update = mb_mgr->gmac256_update;
- internals->ops[GCM_KEY_256].gmac_finalize = mb_mgr->gmac256_finalize;
-#endif
-
- internals->max_nb_queue_pairs = init_params->max_nb_queue_pairs;
-
-#if IMB_VERSION_NUM >= IMB_VERSION(0, 50, 0)
- AESNI_GCM_LOG(INFO, "IPSec Multi-buffer library version used: %s\n",
- imb_get_version_str());
-#else
- AESNI_GCM_LOG(INFO, "IPSec Multi-buffer library version used: 0.49.0\n");
-#endif
-
- return 0;
-
-error_exit:
- if (mb_mgr)
- free_mb_mgr(mb_mgr);
-
- rte_cryptodev_pmd_destroy(dev);
-
- return -1;
-}
-
-static int
-aesni_gcm_probe(struct rte_vdev_device *vdev)
-{
- struct rte_cryptodev_pmd_init_params init_params = {
- "",
- sizeof(struct aesni_gcm_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 aesni_gcm_create(name, vdev, &init_params);
-}
-
-static int
-aesni_gcm_remove(struct rte_vdev_device *vdev)
-{
- struct rte_cryptodev *cryptodev;
- struct aesni_gcm_private *internals;
- const char *name;
-
- 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 aesni_gcm_pmd_drv = {
- .probe = aesni_gcm_probe,
- .remove = aesni_gcm_remove
-};
-
-static struct cryptodev_driver aesni_gcm_crypto_drv;
-
-RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_AESNI_GCM_PMD, aesni_gcm_pmd_drv);
-RTE_PMD_REGISTER_ALIAS(CRYPTODEV_NAME_AESNI_GCM_PMD, cryptodev_aesni_gcm_pmd);
-RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_AESNI_GCM_PMD,
- "max_nb_queue_pairs=<int> "
- "socket_id=<int>");
-RTE_PMD_REGISTER_CRYPTO_DRIVER(aesni_gcm_crypto_drv, aesni_gcm_pmd_drv.driver,
- cryptodev_driver_id);
-RTE_LOG_REGISTER_DEFAULT(aesni_gcm_logtype_driver, NOTICE);
deleted file mode 100644
@@ -1,333 +0,0 @@
-/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2016-2020 Intel Corporation
- */
-
-#include <string.h>
-
-#include <rte_common.h>
-#include <rte_malloc.h>
-#include <cryptodev_pmd.h>
-
-#include "aesni_gcm_pmd_private.h"
-
-static const struct rte_cryptodev_capabilities aesni_gcm_pmd_capabilities[] = {
- { /* AES GMAC (AUTH) */
- .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
- {.sym = {
- .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
- {.auth = {
- .algo = RTE_CRYPTO_AUTH_AES_GMAC,
- .block_size = 16,
- .key_size = {
- .min = 16,
- .max = 32,
- .increment = 8
- },
- .digest_size = {
- .min = 1,
- .max = 16,
- .increment = 1
- },
- .iv_size = {
- .min = 12,
- .max = 12,
- .increment = 0
- }
- }, }
- }, }
- },
- { /* AES GCM */
- .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
- {.sym = {
- .xform_type = RTE_CRYPTO_SYM_XFORM_AEAD,
- {.aead = {
- .algo = RTE_CRYPTO_AEAD_AES_GCM,
- .block_size = 16,
- .key_size = {
- .min = 16,
- .max = 32,
- .increment = 8
- },
- .digest_size = {
- .min = 1,
- .max = 16,
- .increment = 1
- },
- .aad_size = {
- .min = 0,
- .max = 65535,
- .increment = 1
- },
- .iv_size = {
- .min = 12,
- .max = 12,
- .increment = 0
- }
- }, }
- }, }
- },
- RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
-};
-
-/** Configure device */
-static int
-aesni_gcm_pmd_config(__rte_unused struct rte_cryptodev *dev,
- __rte_unused struct rte_cryptodev_config *config)
-{
- return 0;
-}
-
-/** Start device */
-static int
-aesni_gcm_pmd_start(__rte_unused struct rte_cryptodev *dev)
-{
- return 0;
-}
-
-/** Stop device */
-static void
-aesni_gcm_pmd_stop(__rte_unused struct rte_cryptodev *dev)
-{
-}
-
-/** Close device */
-static int
-aesni_gcm_pmd_close(__rte_unused struct rte_cryptodev *dev)
-{
- return 0;
-}
-
-
-/** Get device statistics */
-static void
-aesni_gcm_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 aesni_gcm_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
-aesni_gcm_pmd_stats_reset(struct rte_cryptodev *dev)
-{
- int qp_id;
-
- for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) {
- struct aesni_gcm_qp *qp = dev->data->queue_pairs[qp_id];
-
- memset(&qp->qp_stats, 0, sizeof(qp->qp_stats));
- }
-}
-
-
-/** Get device info */
-static void
-aesni_gcm_pmd_info_get(struct rte_cryptodev *dev,
- struct rte_cryptodev_info *dev_info)
-{
- struct aesni_gcm_private *internals = dev->data->dev_private;
-
- if (dev_info != NULL) {
- dev_info->driver_id = dev->driver_id;
- dev_info->feature_flags = dev->feature_flags;
- dev_info->capabilities = aesni_gcm_pmd_capabilities;
-
- dev_info->max_nb_queue_pairs = internals->max_nb_queue_pairs;
- /* No limit of number of sessions */
- dev_info->sym.max_nb_sessions = 0;
- }
-}
-
-/** Release queue pair */
-static int
-aesni_gcm_pmd_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)
-{
- if (dev->data->queue_pairs[qp_id] != NULL) {
- struct aesni_gcm_qp *qp = dev->data->queue_pairs[qp_id];
-
- if (qp->processed_pkts)
- rte_ring_free(qp->processed_pkts);
-
- 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 it's name, dev_id and qp_id */
-static int
-aesni_gcm_pmd_qp_set_unique_name(struct rte_cryptodev *dev,
- struct aesni_gcm_qp *qp)
-{
- unsigned n = snprintf(qp->name, sizeof(qp->name),
- "aesni_gcm_pmd_%u_qp_%u",
- dev->data->dev_id, qp->id);
-
- if (n >= sizeof(qp->name))
- return -1;
-
- return 0;
-}
-
-/** Create a ring to place process packets on */
-static struct rte_ring *
-aesni_gcm_pmd_qp_create_processed_pkts_ring(struct aesni_gcm_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) {
- AESNI_GCM_LOG(INFO, "Reusing existing ring %s for processed"
- " packets", qp->name);
- return r;
- }
- AESNI_GCM_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
-aesni_gcm_pmd_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
- const struct rte_cryptodev_qp_conf *qp_conf,
- int socket_id)
-{
- struct aesni_gcm_qp *qp = NULL;
- struct aesni_gcm_private *internals = dev->data->dev_private;
-
- /* Free memory prior to re-allocation if needed. */
- if (dev->data->queue_pairs[qp_id] != NULL)
- aesni_gcm_pmd_qp_release(dev, qp_id);
-
- /* Allocate the queue pair data structure. */
- qp = rte_zmalloc_socket("AES-NI 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 (aesni_gcm_pmd_qp_set_unique_name(dev, qp))
- goto qp_setup_cleanup;
-
- qp->ops = (const struct aesni_gcm_ops *)internals->ops;
-
- qp->processed_pkts = aesni_gcm_pmd_qp_create_processed_pkts_ring(qp,
- qp_conf->nb_descriptors, socket_id);
- if (qp->processed_pkts == NULL)
- goto qp_setup_cleanup;
-
- 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 aesni gcm session structure */
-static unsigned
-aesni_gcm_pmd_sym_session_get_size(struct rte_cryptodev *dev __rte_unused)
-{
- return sizeof(struct aesni_gcm_session);
-}
-
-/** Configure a aesni gcm session from a crypto xform chain */
-static int
-aesni_gcm_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;
- struct aesni_gcm_private *internals = dev->data->dev_private;
-
- if (unlikely(sess == NULL)) {
- AESNI_GCM_LOG(ERR, "invalid session struct");
- return -EINVAL;
- }
-
- if (rte_mempool_get(mempool, &sess_private_data)) {
- AESNI_GCM_LOG(ERR,
- "Couldn't get object from session mempool");
- return -ENOMEM;
- }
- ret = aesni_gcm_set_session_parameters(internals->ops,
- sess_private_data, xform);
- if (ret != 0) {
- AESNI_GCM_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
-aesni_gcm_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 aesni_gcm_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 aesni_gcm_pmd_ops = {
- .dev_configure = aesni_gcm_pmd_config,
- .dev_start = aesni_gcm_pmd_start,
- .dev_stop = aesni_gcm_pmd_stop,
- .dev_close = aesni_gcm_pmd_close,
-
- .stats_get = aesni_gcm_pmd_stats_get,
- .stats_reset = aesni_gcm_pmd_stats_reset,
-
- .dev_infos_get = aesni_gcm_pmd_info_get,
-
- .queue_pair_setup = aesni_gcm_pmd_qp_setup,
- .queue_pair_release = aesni_gcm_pmd_qp_release,
-
- .sym_cpu_process = aesni_gcm_pmd_cpu_crypto_process,
-
- .sym_session_get_size = aesni_gcm_pmd_sym_session_get_size,
- .sym_session_configure = aesni_gcm_pmd_sym_session_configure,
- .sym_session_clear = aesni_gcm_pmd_sym_session_clear
-};
-
-struct rte_cryptodev_ops *rte_aesni_gcm_pmd_ops = &aesni_gcm_pmd_ops;
deleted file mode 100644
@@ -1,123 +0,0 @@
-/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2016-2020 Intel Corporation
- */
-
-#ifndef _AESNI_GCM_PMD_PRIVATE_H_
-#define _AESNI_GCM_PMD_PRIVATE_H_
-
-#include "aesni_gcm_ops.h"
-
-/*
- * IMB_VERSION_NUM macro was introduced in version Multi-buffer 0.50,
- * so if macro is not defined, it means that the version is 0.49.
- */
-#if !defined(IMB_VERSION_NUM)
-#define IMB_VERSION(a, b, c) (((a) << 16) + ((b) << 8) + (c))
-#define IMB_VERSION_NUM IMB_VERSION(0, 49, 0)
-#endif
-
-#define CRYPTODEV_NAME_AESNI_GCM_PMD crypto_aesni_gcm
-/**< AES-NI GCM PMD device name */
-
-/** AES-NI GCM PMD LOGTYPE DRIVER */
-extern int aesni_gcm_logtype_driver;
-#define AESNI_GCM_LOG(level, fmt, ...) \
- rte_log(RTE_LOG_ ## level, aesni_gcm_logtype_driver, \
- "%s() line %u: "fmt "\n", __func__, __LINE__, \
- ## __VA_ARGS__)
-
-/* Maximum length for digest */
-#define DIGEST_LENGTH_MAX 16
-
-/** private data structure for each virtual AESNI GCM device */
-struct aesni_gcm_private {
- enum aesni_gcm_vector_mode vector_mode;
- /**< Vector mode */
- unsigned max_nb_queue_pairs;
- /**< Max number of queue pairs supported by device */
- MB_MGR *mb_mgr;
- /**< Multi-buffer instance */
- struct aesni_gcm_ops ops[GCM_KEY_NUM];
- /**< Function pointer table of the gcm APIs */
-};
-
-struct aesni_gcm_qp {
- const struct aesni_gcm_ops *ops;
- /**< Function pointer table of the gcm APIs */
- struct rte_ring *processed_pkts;
- /**< Ring for placing process packets */
- struct gcm_context_data gdata_ctx; /* (16 * 5) + 8 = 88 B */
- /**< GCM parameters */
- struct rte_cryptodev_stats qp_stats; /* 8 * 4 = 32 B */
- /**< Queue pair statistics */
- struct rte_mempool *sess_mp;
- /**< Session Mempool */
- struct rte_mempool *sess_mp_priv;
- /**< Session Private Data Mempool */
- uint16_t id;
- /**< Queue Pair Identifier */
- char name[RTE_CRYPTODEV_NAME_MAX_LEN];
- /**< Unique Queue Pair Name */
- uint8_t temp_digest[DIGEST_LENGTH_MAX];
- /**< Buffer used to store the digest generated
- * by the driver when verifying a digest provided
- * by the user (using authentication verify operation)
- */
-} __rte_cache_aligned;
-
-
-enum aesni_gcm_operation {
- AESNI_GCM_OP_AUTHENTICATED_ENCRYPTION,
- AESNI_GCM_OP_AUTHENTICATED_DECRYPTION,
- AESNI_GMAC_OP_GENERATE,
- AESNI_GMAC_OP_VERIFY
-};
-
-/** AESNI GCM private session structure */
-struct aesni_gcm_session {
- struct {
- uint16_t length;
- uint16_t offset;
- } iv;
- /**< IV parameters */
- uint16_t aad_length;
- /**< AAD length */
- uint16_t req_digest_length;
- /**< Requested digest length */
- uint16_t gen_digest_length;
- /**< Generated digest length */
- enum aesni_gcm_operation op;
- /**< GCM operation type */
- enum aesni_gcm_key key;
- /**< GCM key type */
- struct gcm_key_data gdata_key;
- /**< GCM parameters */
- struct aesni_gcm_session_ops ops;
- /**< Session handlers */
-};
-
-
-/**
- * Setup GCM session parameters
- * @param sess aesni gcm session structure
- * @param xform crypto transform chain
- *
- * @return
- * - On success returns 0
- * - On failure returns error code < 0
- */
-extern int
-aesni_gcm_set_session_parameters(const struct aesni_gcm_ops *ops,
- struct aesni_gcm_session *sess,
- const struct rte_crypto_sym_xform *xform);
-
-/* Device specific operations function pointer structure */
-extern struct rte_cryptodev_ops *rte_aesni_gcm_pmd_ops;
-
-/** CPU crypto bulk process handler */
-uint32_t
-aesni_gcm_pmd_cpu_crypto_process(struct rte_cryptodev *dev,
- struct rte_cryptodev_sym_session *sess, union rte_crypto_sym_ofs ofs,
- struct rte_crypto_sym_vec *vec);
-
-#endif /* _AESNI_GCM_PMD_PRIVATE_H_ */
deleted file mode 100644
@@ -1,24 +0,0 @@
-# SPDX-License-Identifier: BSD-3-Clause
-# Copyright(c) 2018 Intel Corporation
-
-IMB_required_ver = '0.52.0'
-lib = cc.find_library('IPSec_MB', required: false)
-if not lib.found()
- build = false
- reason = 'missing dependency, "libIPSec_MB"'
-else
- ext_deps += lib
-
- # 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
-
-sources = files('aesni_gcm_pmd.c', 'aesni_gcm_pmd_ops.c')
-deps += ['bus_vdev']
deleted file mode 100644
@@ -1,3 +0,0 @@
-DPDK_22 {
- local: *;
-};
@@ -37,6 +37,9 @@ extern RTE_DEFINE_PER_LCORE(IMB_MGR *, mb_mgr);
#define CRYPTODEV_NAME_AESNI_MB_PMD crypto_aesni_mb
/**< IPSEC Multi buffer aesni_mb PMD device name */
+#define CRYPTODEV_NAME_AESNI_GCM_PMD crypto_aesni_gcm
+/**< IPSEC Multi buffer PMD aesni_gcm device name */
+
/** PMD LOGTYPE DRIVER, common to all PMDs */
extern int ipsec_mb_logtype_driver;
#define IPSEC_MB_LOG(level, fmt, ...) \
@@ -46,6 +49,7 @@ extern int ipsec_mb_logtype_driver;
/** All supported device types */
enum ipsec_mb_pmd_types {
IPSEC_MB_PMD_TYPE_AESNI_MB = 0,
+ IPSEC_MB_PMD_TYPE_AESNI_GCM,
IPSEC_MB_N_PMD_TYPES
};
@@ -65,6 +69,7 @@ enum ipsec_mb_operation {
};
extern uint8_t pmd_driver_id_aesni_mb;
+extern uint8_t pmd_driver_id_aesni_gcm;
/** Helper function. Gets driver ID based on PMD type */
static __rte_always_inline uint8_t
@@ -73,6 +78,8 @@ ipsec_mb_get_driver_id(enum ipsec_mb_pmd_types pmd_type)
switch (pmd_type) {
case IPSEC_MB_PMD_TYPE_AESNI_MB:
return pmd_driver_id_aesni_mb;
+ case IPSEC_MB_PMD_TYPE_AESNI_GCM:
+ return pmd_driver_id_aesni_gcm;
default:
break;
}
@@ -23,6 +23,7 @@ endif
sources = files('ipsec_mb_private.c',
'ipsec_mb_ops.c',
- 'pmd_aesni_mb.c'
+ 'pmd_aesni_mb.c',
+ 'pmd_aesni_gcm.c'
)
deps += ['bus_vdev', 'net', 'security']
new file mode 100644
@@ -0,0 +1,837 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2021 Intel Corporation
+ */
+
+#include "pmd_aesni_gcm_priv.h"
+
+static void
+aesni_gcm_set_ops(struct aesni_gcm_ops *ops, IMB_MGR *mb_mgr)
+{
+ /* Set 128 bit function pointers. */
+ ops[GCM_KEY_128].pre = mb_mgr->gcm128_pre;
+ ops[GCM_KEY_128].init = mb_mgr->gcm128_init;
+
+ ops[GCM_KEY_128].enc = mb_mgr->gcm128_enc;
+ ops[GCM_KEY_128].update_enc = mb_mgr->gcm128_enc_update;
+ ops[GCM_KEY_128].finalize_enc = mb_mgr->gcm128_enc_finalize;
+
+ ops[GCM_KEY_128].dec = mb_mgr->gcm128_dec;
+ ops[GCM_KEY_128].update_dec = mb_mgr->gcm128_dec_update;
+ ops[GCM_KEY_128].finalize_dec = mb_mgr->gcm128_dec_finalize;
+
+ ops[GCM_KEY_128].gmac_init = mb_mgr->gmac128_init;
+ ops[GCM_KEY_128].gmac_update = mb_mgr->gmac128_update;
+ ops[GCM_KEY_128].gmac_finalize = mb_mgr->gmac128_finalize;
+
+ /* Set 192 bit function pointers. */
+ ops[GCM_KEY_192].pre = mb_mgr->gcm192_pre;
+ ops[GCM_KEY_192].init = mb_mgr->gcm192_init;
+
+ ops[GCM_KEY_192].enc = mb_mgr->gcm192_enc;
+ ops[GCM_KEY_192].update_enc = mb_mgr->gcm192_enc_update;
+ ops[GCM_KEY_192].finalize_enc = mb_mgr->gcm192_enc_finalize;
+
+ ops[GCM_KEY_192].dec = mb_mgr->gcm192_dec;
+ ops[GCM_KEY_192].update_dec = mb_mgr->gcm192_dec_update;
+ ops[GCM_KEY_192].finalize_dec = mb_mgr->gcm192_dec_finalize;
+
+ ops[GCM_KEY_192].gmac_init = mb_mgr->gmac192_init;
+ ops[GCM_KEY_192].gmac_update = mb_mgr->gmac192_update;
+ ops[GCM_KEY_192].gmac_finalize = mb_mgr->gmac192_finalize;
+
+ /* Set 256 bit function pointers. */
+ ops[GCM_KEY_256].pre = mb_mgr->gcm256_pre;
+ ops[GCM_KEY_256].init = mb_mgr->gcm256_init;
+
+ ops[GCM_KEY_256].enc = mb_mgr->gcm256_enc;
+ ops[GCM_KEY_256].update_enc = mb_mgr->gcm256_enc_update;
+ ops[GCM_KEY_256].finalize_enc = mb_mgr->gcm256_enc_finalize;
+
+ ops[GCM_KEY_256].dec = mb_mgr->gcm256_dec;
+ ops[GCM_KEY_256].update_dec = mb_mgr->gcm256_dec_update;
+ ops[GCM_KEY_256].finalize_dec = mb_mgr->gcm256_dec_finalize;
+
+ ops[GCM_KEY_256].gmac_init = mb_mgr->gmac256_init;
+ ops[GCM_KEY_256].gmac_update = mb_mgr->gmac256_update;
+ ops[GCM_KEY_256].gmac_finalize = mb_mgr->gmac256_finalize;
+}
+
+static int
+aesni_gcm_session_configure(IMB_MGR *mb_mgr, void *session,
+ const struct rte_crypto_sym_xform *xform)
+{
+ struct aesni_gcm_session *sess = session;
+ const struct rte_crypto_sym_xform *auth_xform;
+ const struct rte_crypto_sym_xform *cipher_xform;
+ const struct rte_crypto_sym_xform *aead_xform;
+
+ uint8_t key_length;
+ const uint8_t *key;
+ enum ipsec_mb_operation mode;
+ int ret = 0;
+
+ ret = ipsec_mb_parse_xform(xform, &mode, &auth_xform,
+ &cipher_xform, &aead_xform);
+ if (ret)
+ return ret;
+
+ /**< GCM key type */
+
+ sess->op = mode;
+
+ switch (sess->op) {
+ case IPSEC_MB_OP_HASH_GEN_ONLY:
+ case IPSEC_MB_OP_HASH_VERIFY_ONLY:
+ /* AES-GMAC
+ * auth_xform = xform;
+ */
+ if (auth_xform->auth.algo != RTE_CRYPTO_AUTH_AES_GMAC) {
+ IPSEC_MB_LOG(ERR,
+ "Only AES GMAC is supported as an authentication only algorithm");
+ ret = -ENOTSUP;
+ goto error_exit;
+ }
+ /* Set IV parameters */
+ sess->iv.offset = auth_xform->auth.iv.offset;
+ sess->iv.length = auth_xform->auth.iv.length;
+ key_length = auth_xform->auth.key.length;
+ key = auth_xform->auth.key.data;
+ sess->req_digest_length = auth_xform->auth.digest_length;
+ break;
+ case IPSEC_MB_OP_AEAD_AUTHENTICATED_ENCRYPT:
+ case IPSEC_MB_OP_AEAD_AUTHENTICATED_DECRYPT:
+ /* AES-GCM
+ * aead_xform = xform;
+ */
+
+ if (aead_xform->aead.algo != RTE_CRYPTO_AEAD_AES_GCM) {
+ IPSEC_MB_LOG(ERR,
+ "The only combined operation supported is AES GCM");
+ ret = -ENOTSUP;
+ goto error_exit;
+ }
+ /* Set IV parameters */
+ sess->iv.offset = aead_xform->aead.iv.offset;
+ sess->iv.length = aead_xform->aead.iv.length;
+ key_length = aead_xform->aead.key.length;
+ key = aead_xform->aead.key.data;
+ sess->aad_length = aead_xform->aead.aad_length;
+ sess->req_digest_length = aead_xform->aead.digest_length;
+ break;
+ default:
+ IPSEC_MB_LOG(
+ ERR, "Wrong xform type, has to be AEAD or authentication");
+ ret = -ENOTSUP;
+ goto error_exit;
+ }
+
+ /* Check key length, and calculate GCM pre-compute. */
+ switch (key_length) {
+ case 16:
+ sess->key_length = GCM_KEY_128;
+ mb_mgr->gcm128_pre(key, &sess->gdata_key);
+ break;
+ case 24:
+ sess->key_length = GCM_KEY_192;
+ mb_mgr->gcm192_pre(key, &sess->gdata_key);
+ break;
+ case 32:
+ sess->key_length = GCM_KEY_256;
+ mb_mgr->gcm256_pre(key, &sess->gdata_key);
+ break;
+ default:
+ IPSEC_MB_LOG(ERR, "Invalid key length");
+ ret = -EINVAL;
+ goto error_exit;
+ }
+
+ /* Digest check */
+ if (sess->req_digest_length > 16) {
+ IPSEC_MB_LOG(ERR, "Invalid digest length");
+ ret = -EINVAL;
+ goto error_exit;
+ }
+ /*
+ * If size requested is different, generate the full digest
+ * (16 bytes) in a temporary location and then memcpy
+ * the requested number of bytes.
+ */
+ if (sess->req_digest_length < 4)
+ sess->gen_digest_length = 16;
+ else
+ sess->gen_digest_length = sess->req_digest_length;
+
+error_exit:
+ return ret;
+}
+
+/**
+ * Process a completed job and return rte_mbuf which job processed
+ *
+ * @param job IMB_JOB job to process
+ *
+ * @return
+ * - Returns processed mbuf which is trimmed of output digest used in
+ * verification of supplied digest in the case of a HASH_CIPHER operation
+ * - Returns NULL on invalid job
+ */
+static void
+post_process_gcm_crypto_op(struct ipsec_mb_qp *qp,
+ struct rte_crypto_op *op,
+ struct aesni_gcm_session *session)
+{
+ struct aesni_gcm_qp_data *qp_data = ipsec_mb_get_qp_private_data(qp);
+
+ op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+ /* Verify digest if required */
+ if (session->op == IPSEC_MB_OP_AEAD_AUTHENTICATED_DECRYPT ||
+ session->op == IPSEC_MB_OP_HASH_VERIFY_ONLY) {
+ uint8_t *digest;
+
+ uint8_t *tag = qp_data->temp_digest;
+
+ if (session->op == IPSEC_MB_OP_HASH_VERIFY_ONLY)
+ digest = op->sym->auth.digest.data;
+ else
+ digest = op->sym->aead.digest.data;
+
+#ifdef RTE_LIBRTE_PMD_AESNI_GCM_DEBUG
+ rte_hexdump(stdout, "auth tag (orig):",
+ digest, session->req_digest_length);
+ rte_hexdump(stdout, "auth tag (calc):",
+ tag, session->req_digest_length);
+#endif
+
+ if (memcmp(tag, digest, session->req_digest_length) != 0)
+ op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
+ } else {
+ if (session->req_digest_length != session->gen_digest_length) {
+ if (session->op ==
+ IPSEC_MB_OP_AEAD_AUTHENTICATED_ENCRYPT)
+ memcpy(op->sym->aead.digest.data,
+ qp_data->temp_digest,
+ session->req_digest_length);
+ else
+ memcpy(op->sym->auth.digest.data,
+ qp_data->temp_digest,
+ session->req_digest_length);
+ }
+ }
+}
+
+/**
+ * Process a completed GCM request
+ *
+ * @param qp Queue Pair to process
+ * @param op Crypto operation
+ * @param sess AESNI-GCM session
+ *
+ */
+static void
+handle_completed_gcm_crypto_op(struct ipsec_mb_qp *qp,
+ struct rte_crypto_op *op,
+ struct aesni_gcm_session *sess)
+{
+ post_process_gcm_crypto_op(qp, op, sess);
+
+ /* Free session if a session-less crypto op */
+ if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
+ memset(sess, 0, sizeof(struct aesni_gcm_session));
+ memset(op->sym->session, 0,
+ rte_cryptodev_sym_get_existing_header_session_size(
+ op->sym->session));
+ rte_mempool_put(qp->sess_mp_priv, sess);
+ rte_mempool_put(qp->sess_mp, op->sym->session);
+ op->sym->session = NULL;
+ }
+}
+
+/**
+ * Process a crypto operation, calling
+ * the GCM API from the multi buffer library.
+ *
+ * @param qp queue pair
+ * @param op symmetric crypto operation
+ * @param session GCM session
+ *
+ * @return
+ * 0 on success
+ */
+static int
+process_gcm_crypto_op(struct ipsec_mb_qp *qp, struct rte_crypto_op *op,
+ struct aesni_gcm_session *session)
+{
+ struct aesni_gcm_qp_data *qp_data = ipsec_mb_get_qp_private_data(qp);
+ uint8_t *src, *dst;
+ uint8_t *iv_ptr;
+ struct rte_crypto_sym_op *sym_op = op->sym;
+ struct rte_mbuf *m_src = sym_op->m_src;
+ uint32_t offset, data_offset, data_length;
+ uint32_t part_len, total_len, data_len;
+ uint8_t *tag;
+ unsigned int oop = 0;
+ struct aesni_gcm_ops *ops = &qp_data->ops[session->key_length];
+
+ if (session->op == IPSEC_MB_OP_AEAD_AUTHENTICATED_ENCRYPT ||
+ session->op == IPSEC_MB_OP_AEAD_AUTHENTICATED_DECRYPT) {
+ offset = sym_op->aead.data.offset;
+ data_offset = offset;
+ data_length = sym_op->aead.data.length;
+ } else {
+ offset = sym_op->auth.data.offset;
+ data_offset = offset;
+ data_length = sym_op->auth.data.length;
+ }
+
+ RTE_ASSERT(m_src != NULL);
+
+ while (offset >= m_src->data_len && data_length != 0) {
+ offset -= m_src->data_len;
+ m_src = m_src->next;
+
+ RTE_ASSERT(m_src != NULL);
+ }
+
+ src = rte_pktmbuf_mtod_offset(m_src, uint8_t *, offset);
+
+ data_len = m_src->data_len - offset;
+ part_len = (data_len < data_length) ? data_len :
+ data_length;
+
+ RTE_ASSERT((sym_op->m_dst == NULL) ||
+ ((sym_op->m_dst != NULL) &&
+ rte_pktmbuf_is_contiguous(sym_op->m_dst)));
+
+ /* In-place */
+ if (sym_op->m_dst == NULL || (sym_op->m_dst == sym_op->m_src))
+ dst = src;
+ /* Out-of-place */
+ else {
+ oop = 1;
+ /* Segmented destination buffer is not supported
+ * if operation is Out-of-place
+ */
+ RTE_ASSERT(rte_pktmbuf_is_contiguous(sym_op->m_dst));
+ dst = rte_pktmbuf_mtod_offset(sym_op->m_dst, uint8_t *,
+ data_offset);
+ }
+
+ iv_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
+ session->iv.offset);
+
+ if (session->op == IPSEC_MB_OP_AEAD_AUTHENTICATED_ENCRYPT) {
+ ops->init(&session->gdata_key, &qp_data->gcm_ctx_data, iv_ptr,
+ sym_op->aead.aad.data,
+ (uint64_t)session->aad_length);
+
+ ops->update_enc(&session->gdata_key, &qp_data->gcm_ctx_data,
+ dst, src, (uint64_t)part_len);
+ total_len = data_length - part_len;
+
+ while (total_len) {
+ m_src = m_src->next;
+
+ RTE_ASSERT(m_src != NULL);
+
+ src = rte_pktmbuf_mtod(m_src, uint8_t *);
+ if (oop)
+ dst += part_len;
+ else
+ dst = src;
+ part_len = (m_src->data_len < total_len) ?
+ m_src->data_len : total_len;
+
+ ops->update_enc(&session->gdata_key,
+ &qp_data->gcm_ctx_data,
+ dst, src, (uint64_t)part_len);
+ total_len -= part_len;
+ }
+
+ if (session->req_digest_length != session->gen_digest_length)
+ tag = qp_data->temp_digest;
+ else
+ tag = sym_op->aead.digest.data;
+
+ ops->finalize_enc(&session->gdata_key, &qp_data->gcm_ctx_data,
+ tag, session->gen_digest_length);
+ } else if (session->op == IPSEC_MB_OP_AEAD_AUTHENTICATED_DECRYPT) {
+ ops->init(&session->gdata_key, &qp_data->gcm_ctx_data, iv_ptr,
+ sym_op->aead.aad.data,
+ (uint64_t)session->aad_length);
+
+ ops->update_dec(&session->gdata_key, &qp_data->gcm_ctx_data,
+ dst, src, (uint64_t)part_len);
+ total_len = data_length - part_len;
+
+ while (total_len) {
+ m_src = m_src->next;
+
+ RTE_ASSERT(m_src != NULL);
+
+ src = rte_pktmbuf_mtod(m_src, uint8_t *);
+ if (oop)
+ dst += part_len;
+ else
+ dst = src;
+ part_len = (m_src->data_len < total_len) ?
+ m_src->data_len : total_len;
+
+ ops->update_dec(&session->gdata_key,
+ &qp_data->gcm_ctx_data,
+ dst, src, (uint64_t)part_len);
+ total_len -= part_len;
+ }
+
+ tag = qp_data->temp_digest;
+ ops->finalize_dec(&session->gdata_key, &qp_data->gcm_ctx_data,
+ tag, session->gen_digest_length);
+ } else if (session->op == IPSEC_MB_OP_HASH_GEN_ONLY) {
+ ops->gmac_init(&session->gdata_key, &qp_data->gcm_ctx_data,
+ iv_ptr, session->iv.length);
+
+ ops->gmac_update(&session->gdata_key, &qp_data->gcm_ctx_data,
+ src, (uint64_t)part_len);
+ total_len = data_length - part_len;
+
+ while (total_len) {
+ m_src = m_src->next;
+
+ RTE_ASSERT(m_src != NULL);
+
+ src = rte_pktmbuf_mtod(m_src, uint8_t *);
+ part_len = (m_src->data_len < total_len) ?
+ m_src->data_len : total_len;
+
+ ops->gmac_update(&session->gdata_key,
+ &qp_data->gcm_ctx_data, src,
+ (uint64_t)part_len);
+ total_len -= part_len;
+ }
+
+ if (session->req_digest_length != session->gen_digest_length)
+ tag = qp_data->temp_digest;
+ else
+ tag = sym_op->auth.digest.data;
+
+ ops->gmac_finalize(&session->gdata_key, &qp_data->gcm_ctx_data,
+ tag, session->gen_digest_length);
+ } else { /* IPSEC_MB_OP_HASH_VERIFY_ONLY */
+ ops->gmac_init(&session->gdata_key, &qp_data->gcm_ctx_data,
+ iv_ptr, session->iv.length);
+
+ ops->gmac_update(&session->gdata_key, &qp_data->gcm_ctx_data,
+ src, (uint64_t)part_len);
+ total_len = data_length - part_len;
+
+ while (total_len) {
+ m_src = m_src->next;
+
+ RTE_ASSERT(m_src != NULL);
+
+ src = rte_pktmbuf_mtod(m_src, uint8_t *);
+ part_len = (m_src->data_len < total_len) ?
+ m_src->data_len : total_len;
+
+ ops->gmac_update(&session->gdata_key,
+ &qp_data->gcm_ctx_data, src,
+ (uint64_t)part_len);
+ total_len -= part_len;
+ }
+
+ tag = qp_data->temp_digest;
+
+ ops->gmac_finalize(&session->gdata_key, &qp_data->gcm_ctx_data,
+ tag, session->gen_digest_length);
+ }
+ return 0;
+}
+
+/** Get gcm session */
+static inline struct aesni_gcm_session *
+aesni_gcm_get_session(struct ipsec_mb_qp *qp,
+ struct rte_crypto_op *op)
+{
+ struct aesni_gcm_session *sess = NULL;
+ uint32_t driver_id =
+ ipsec_mb_get_driver_id(IPSEC_MB_PMD_TYPE_AESNI_GCM);
+ struct rte_crypto_sym_op *sym_op = op->sym;
+
+ if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
+ if (likely(sym_op->session != NULL))
+ sess = (struct aesni_gcm_session *)
+ get_sym_session_private_data(sym_op->session,
+ driver_id);
+ } else {
+ void *_sess;
+ 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 aesni_gcm_session *)_sess_private_data;
+
+ if (unlikely(aesni_gcm_session_configure(qp->mb_mgr,
+ _sess_private_data, sym_op->xform) != 0)) {
+ rte_mempool_put(qp->sess_mp, _sess);
+ rte_mempool_put(qp->sess_mp_priv, _sess_private_data);
+ sess = NULL;
+ }
+ sym_op->session = (struct rte_cryptodev_sym_session *)_sess;
+ set_sym_session_private_data(sym_op->session, driver_id,
+ _sess_private_data);
+ }
+
+ if (unlikely(sess == NULL))
+ op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
+
+ return sess;
+}
+
+static uint16_t
+aesni_gcm_pmd_dequeue_burst(void *queue_pair,
+ struct rte_crypto_op **ops, uint16_t nb_ops)
+{
+ struct aesni_gcm_session *sess;
+ struct ipsec_mb_qp *qp = queue_pair;
+
+ int retval = 0;
+ unsigned int i, nb_dequeued;
+
+ nb_dequeued = rte_ring_dequeue_burst(qp->ingress_queue,
+ (void **)ops, nb_ops, NULL);
+
+ for (i = 0; i < nb_dequeued; i++) {
+
+ sess = aesni_gcm_get_session(qp, ops[i]);
+ if (unlikely(sess == NULL)) {
+ ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
+ qp->stats.dequeue_err_count++;
+ break;
+ }
+
+ retval = process_gcm_crypto_op(qp, ops[i], sess);
+ if (retval < 0) {
+ ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
+ qp->stats.dequeue_err_count++;
+ break;
+ }
+
+ handle_completed_gcm_crypto_op(qp, ops[i], sess);
+ }
+
+ qp->stats.dequeued_count += i;
+
+ return i;
+}
+
+static inline void
+aesni_gcm_fill_error_code(struct rte_crypto_sym_vec *vec,
+ int32_t errnum)
+{
+ uint32_t i;
+
+ for (i = 0; i < vec->num; i++)
+ vec->status[i] = errnum;
+}
+
+static inline int32_t
+aesni_gcm_sgl_op_finalize_encryption(const struct aesni_gcm_session *s,
+ struct gcm_context_data *gdata_ctx,
+ uint8_t *digest, struct aesni_gcm_ops ops)
+{
+ if (s->req_digest_length != s->gen_digest_length) {
+ uint8_t tmpdigest[s->gen_digest_length];
+
+ ops.finalize_enc(&s->gdata_key, gdata_ctx, tmpdigest,
+ s->gen_digest_length);
+ memcpy(digest, tmpdigest, s->req_digest_length);
+ } else {
+ ops.finalize_enc(&s->gdata_key, gdata_ctx, digest,
+ s->gen_digest_length);
+ }
+
+ return 0;
+}
+
+static inline int32_t
+aesni_gcm_sgl_op_finalize_decryption(const struct aesni_gcm_session *s,
+ struct gcm_context_data *gdata_ctx,
+ uint8_t *digest, struct aesni_gcm_ops ops)
+{
+ uint8_t tmpdigest[s->gen_digest_length];
+
+ ops.finalize_dec(&s->gdata_key, gdata_ctx, tmpdigest,
+ s->gen_digest_length);
+
+ return memcmp(digest, tmpdigest, s->req_digest_length) == 0 ? 0
+ : EBADMSG;
+}
+
+static inline void
+aesni_gcm_process_gcm_sgl_op(const struct aesni_gcm_session *s,
+ struct gcm_context_data *gdata_ctx,
+ struct rte_crypto_sgl *sgl, void *iv, void *aad,
+ struct aesni_gcm_ops ops)
+{
+ uint32_t i;
+
+ /* init crypto operation */
+ ops.init(&s->gdata_key, gdata_ctx, iv, aad,
+ (uint64_t)s->aad_length);
+
+ /* update with sgl data */
+ for (i = 0; i < sgl->num; i++) {
+ struct rte_crypto_vec *vec = &sgl->vec[i];
+
+ switch (s->op) {
+ case IPSEC_MB_OP_AEAD_AUTHENTICATED_ENCRYPT:
+ ops.update_enc(&s->gdata_key, gdata_ctx,
+ vec->base, vec->base, vec->len);
+ break;
+ case IPSEC_MB_OP_AEAD_AUTHENTICATED_DECRYPT:
+ ops.update_dec(&s->gdata_key, gdata_ctx,
+ vec->base, vec->base, vec->len);
+ break;
+ default:
+ IPSEC_MB_LOG(ERR, "Invalid session op");
+ break;
+ }
+
+ }
+}
+
+static inline void
+aesni_gcm_process_gmac_sgl_op(const struct aesni_gcm_session *s,
+ struct gcm_context_data *gdata_ctx,
+ struct rte_crypto_sgl *sgl, void *iv,
+ struct aesni_gcm_ops ops)
+{
+ ops.init(&s->gdata_key, gdata_ctx, iv, sgl->vec[0].base,
+ sgl->vec[0].len);
+}
+
+static inline uint32_t
+aesni_gcm_sgl_encrypt(struct aesni_gcm_session *s,
+ struct gcm_context_data *gdata_ctx,
+ struct rte_crypto_sym_vec *vec,
+ struct aesni_gcm_ops ops)
+{
+ uint32_t i, processed;
+
+ processed = 0;
+ for (i = 0; i < vec->num; ++i) {
+ aesni_gcm_process_gcm_sgl_op(s, gdata_ctx, &vec->sgl[i],
+ vec->iv[i].va, vec->aad[i].va,
+ ops);
+ vec->status[i] = aesni_gcm_sgl_op_finalize_encryption(
+ s, gdata_ctx, vec->digest[i].va, ops);
+ processed += (vec->status[i] == 0);
+ }
+
+ return processed;
+}
+
+static inline uint32_t
+aesni_gcm_sgl_decrypt(struct aesni_gcm_session *s,
+ struct gcm_context_data *gdata_ctx,
+ struct rte_crypto_sym_vec *vec,
+ struct aesni_gcm_ops ops)
+{
+ uint32_t i, processed;
+
+ processed = 0;
+ for (i = 0; i < vec->num; ++i) {
+ aesni_gcm_process_gcm_sgl_op(s, gdata_ctx, &vec->sgl[i],
+ vec->iv[i].va, vec->aad[i].va,
+ ops);
+ vec->status[i] = aesni_gcm_sgl_op_finalize_decryption(
+ s, gdata_ctx, vec->digest[i].va, ops);
+ processed += (vec->status[i] == 0);
+ }
+
+ return processed;
+}
+
+static inline uint32_t
+aesni_gmac_sgl_generate(struct aesni_gcm_session *s,
+ struct gcm_context_data *gdata_ctx,
+ struct rte_crypto_sym_vec *vec,
+ struct aesni_gcm_ops ops)
+{
+ uint32_t i, processed;
+
+ processed = 0;
+ for (i = 0; i < vec->num; ++i) {
+ if (vec->sgl[i].num != 1) {
+ vec->status[i] = ENOTSUP;
+ continue;
+ }
+
+ aesni_gcm_process_gmac_sgl_op(s, gdata_ctx, &vec->sgl[i],
+ vec->iv[i].va, ops);
+ vec->status[i] = aesni_gcm_sgl_op_finalize_encryption(
+ s, gdata_ctx, vec->digest[i].va, ops);
+ processed += (vec->status[i] == 0);
+ }
+
+ return processed;
+}
+
+static inline uint32_t
+aesni_gmac_sgl_verify(struct aesni_gcm_session *s,
+ struct gcm_context_data *gdata_ctx,
+ struct rte_crypto_sym_vec *vec,
+ struct aesni_gcm_ops ops)
+{
+ uint32_t i, processed;
+
+ processed = 0;
+ for (i = 0; i < vec->num; ++i) {
+ if (vec->sgl[i].num != 1) {
+ vec->status[i] = ENOTSUP;
+ continue;
+ }
+
+ aesni_gcm_process_gmac_sgl_op(s, gdata_ctx, &vec->sgl[i],
+ vec->iv[i].va, ops);
+ vec->status[i] = aesni_gcm_sgl_op_finalize_decryption(
+ s, gdata_ctx, vec->digest[i].va, ops);
+ processed += (vec->status[i] == 0);
+ }
+
+ return processed;
+}
+
+/** Process CPU crypto bulk operations */
+static uint32_t
+aesni_gcm_process_bulk(struct rte_cryptodev *dev,
+ struct rte_cryptodev_sym_session *sess,
+ __rte_unused union rte_crypto_sym_ofs ofs,
+ struct rte_crypto_sym_vec *vec)
+{
+ void *sess_priv;
+ struct aesni_gcm_session *s;
+ struct gcm_context_data gdata_ctx;
+ IMB_MGR *mb_mgr;
+
+ sess_priv = get_sym_session_private_data(sess, dev->driver_id);
+ if (unlikely(sess_priv == NULL)) {
+ aesni_gcm_fill_error_code(vec, EINVAL);
+ return 0;
+ }
+
+ s = sess_priv;
+
+ /* get per-thread MB MGR, create one if needed */
+ mb_mgr = get_per_thread_mb_mgr();
+ if (unlikely(mb_mgr == NULL))
+ return 0;
+
+ /* Check if function pointers have been set for this thread ops. */
+ if (unlikely(RTE_PER_LCORE(gcm_ops)[s->key_length].init == NULL))
+ aesni_gcm_set_ops(RTE_PER_LCORE(gcm_ops), mb_mgr);
+
+ switch (s->op) {
+ case IPSEC_MB_OP_AEAD_AUTHENTICATED_ENCRYPT:
+ return aesni_gcm_sgl_encrypt(s, &gdata_ctx, vec,
+ RTE_PER_LCORE(gcm_ops)[s->key_length]);
+ case IPSEC_MB_OP_AEAD_AUTHENTICATED_DECRYPT:
+ return aesni_gcm_sgl_decrypt(s, &gdata_ctx, vec,
+ RTE_PER_LCORE(gcm_ops)[s->key_length]);
+ case IPSEC_MB_OP_HASH_GEN_ONLY:
+ return aesni_gmac_sgl_generate(s, &gdata_ctx, vec,
+ RTE_PER_LCORE(gcm_ops)[s->key_length]);
+ case IPSEC_MB_OP_HASH_VERIFY_ONLY:
+ return aesni_gmac_sgl_verify(s, &gdata_ctx, vec,
+ RTE_PER_LCORE(gcm_ops)[s->key_length]);
+ default:
+ aesni_gcm_fill_error_code(vec, EINVAL);
+ return 0;
+ }
+}
+
+static int
+aesni_gcm_qp_setup(struct rte_cryptodev *dev, uint16_t qp_id,
+ const struct rte_cryptodev_qp_conf *qp_conf,
+ int socket_id)
+{
+ int ret = ipsec_mb_qp_setup(dev, qp_id, qp_conf, socket_id);
+ if (ret < 0)
+ return ret;
+
+ struct ipsec_mb_qp *qp = dev->data->queue_pairs[qp_id];
+ struct aesni_gcm_qp_data *qp_data = ipsec_mb_get_qp_private_data(qp);
+ aesni_gcm_set_ops(qp_data->ops, qp->mb_mgr);
+ return 0;
+}
+
+struct rte_cryptodev_ops aesni_gcm_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 = aesni_gcm_qp_setup,
+ .queue_pair_release = ipsec_mb_qp_release,
+
+ .sym_cpu_process = aesni_gcm_process_bulk,
+
+ .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
+};
+
+static int
+aesni_gcm_probe(struct rte_vdev_device *vdev)
+{
+ return ipsec_mb_create(vdev, IPSEC_MB_PMD_TYPE_AESNI_GCM);
+}
+
+static struct rte_vdev_driver cryptodev_aesni_gcm_pmd_drv = {
+ .probe = aesni_gcm_probe,
+ .remove = ipsec_mb_remove
+};
+
+static struct cryptodev_driver aesni_gcm_crypto_drv;
+
+RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_AESNI_GCM_PMD,
+ cryptodev_aesni_gcm_pmd_drv);
+RTE_PMD_REGISTER_ALIAS(CRYPTODEV_NAME_AESNI_GCM_PMD, cryptodev_aesni_gcm_pmd);
+RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_AESNI_GCM_PMD,
+ "max_nb_queue_pairs=<int> socket_id=<int>");
+RTE_PMD_REGISTER_CRYPTO_DRIVER(aesni_gcm_crypto_drv,
+ cryptodev_aesni_gcm_pmd_drv.driver,
+ pmd_driver_id_aesni_gcm);
+
+/* Constructor function to register aesni-gcm PMD */
+RTE_INIT(ipsec_mb_register_aesni_gcm)
+{
+ struct ipsec_mb_internals *aesni_gcm_data =
+ &ipsec_mb_pmds[IPSEC_MB_PMD_TYPE_AESNI_GCM];
+
+ aesni_gcm_data->caps = aesni_gcm_capabilities;
+ aesni_gcm_data->dequeue_burst = aesni_gcm_pmd_dequeue_burst;
+ aesni_gcm_data->feature_flags =
+ RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
+ RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
+ RTE_CRYPTODEV_FF_IN_PLACE_SGL |
+ RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT |
+ RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |
+ RTE_CRYPTODEV_FF_SYM_CPU_CRYPTO |
+ RTE_CRYPTODEV_FF_SYM_SESSIONLESS;
+ aesni_gcm_data->internals_priv_size = 0;
+ aesni_gcm_data->ops = &aesni_gcm_pmd_ops;
+ aesni_gcm_data->qp_priv_size = sizeof(struct aesni_gcm_qp_data);
+ aesni_gcm_data->queue_pair_configure = NULL;
+ aesni_gcm_data->session_configure = aesni_gcm_session_configure;
+ aesni_gcm_data->session_priv_size = sizeof(struct aesni_gcm_session);
+}
new file mode 100644
@@ -0,0 +1,169 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2021 Intel Corporation
+ */
+
+#ifndef _PMD_AESNI_GCM_PRIV_H_
+#define _PMD_AESNI_GCM_PRIV_H_
+
+#include <intel-ipsec-mb.h>
+
+#include "ipsec_mb_private.h"
+
+#define AESNI_GCM_IV_LENGTH 12
+
+static const struct rte_cryptodev_capabilities aesni_gcm_capabilities[] = {
+ { /* AES GMAC (AUTH) */
+ .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+ {.sym = {
+ .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
+ {.auth = {
+ .algo = RTE_CRYPTO_AUTH_AES_GMAC,
+ .block_size = 16,
+ .key_size = {
+ .min = 16,
+ .max = 32,
+ .increment = 8
+ },
+ .digest_size = {
+ .min = 1,
+ .max = 16,
+ .increment = 1
+ },
+ .iv_size = {
+ .min = AESNI_GCM_IV_LENGTH,
+ .max = AESNI_GCM_IV_LENGTH,
+ .increment = 0
+ }
+ }, }
+ }, }
+ },
+ { /* AES GCM */
+ .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+ {.sym = {
+ .xform_type = RTE_CRYPTO_SYM_XFORM_AEAD,
+ {.aead = {
+ .algo = RTE_CRYPTO_AEAD_AES_GCM,
+ .block_size = 16,
+ .key_size = {
+ .min = 16,
+ .max = 32,
+ .increment = 8
+ },
+ .digest_size = {
+ .min = 1,
+ .max = 16,
+ .increment = 1
+ },
+ .aad_size = {
+ .min = 0,
+ .max = 65535,
+ .increment = 1
+ },
+ .iv_size = {
+ .min = AESNI_GCM_IV_LENGTH,
+ .max = AESNI_GCM_IV_LENGTH,
+ .increment = 0
+ }
+ }, }
+ }, }
+ },
+ RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
+};
+
+uint8_t pmd_driver_id_aesni_gcm;
+
+enum aesni_gcm_key_length {
+ GCM_KEY_128 = 0,
+ GCM_KEY_192,
+ GCM_KEY_256,
+ GCM_NUM_KEY_TYPES
+};
+
+typedef void (*aesni_gcm_t)(const struct gcm_key_data *gcm_key_data,
+ struct gcm_context_data *gcm_ctx_data,
+ uint8_t *out, const uint8_t *in,
+ uint64_t plaintext_len, const uint8_t *iv,
+ const uint8_t *aad, uint64_t aad_len,
+ uint8_t *auth_tag, uint64_t auth_tag_len);
+
+typedef void (*aesni_gcm_pre_t)(const void *key,
+ struct gcm_key_data *gcm_data);
+
+typedef void (*aesni_gcm_init_t)(const struct gcm_key_data *gcm_key_data,
+ struct gcm_context_data *gcm_ctx_data,
+ const uint8_t *iv, uint8_t const *aad,
+ uint64_t aad_len);
+
+typedef void (*aesni_gcm_update_t)(const struct gcm_key_data *gcm_key_data,
+ struct gcm_context_data *gcm_ctx_data,
+ uint8_t *out, const uint8_t *in,
+ uint64_t plaintext_len);
+
+typedef void (*aesni_gcm_finalize_t)(const struct gcm_key_data *gcm_key_data,
+ struct gcm_context_data *gcm_ctx_data,
+ uint8_t *auth_tag, uint64_t auth_tag_len);
+
+typedef void (*aesni_gmac_init_t)(const struct gcm_key_data *gcm_key_data,
+ struct gcm_context_data *gcm_ctx_data,
+ const uint8_t *iv, const uint64_t iv_len);
+
+typedef void (*aesni_gmac_update_t)(const struct gcm_key_data *gcm_key_data,
+ struct gcm_context_data *gcm_ctx_data,
+ const uint8_t *in,
+ const uint64_t plaintext_len);
+
+typedef void (*aesni_gmac_finalize_t)(const struct gcm_key_data *gcm_key_data,
+ struct gcm_context_data *gcm_ctx_data,
+ uint8_t *auth_tag,
+ const uint64_t auth_tag_len);
+
+/** GCM operation handlers */
+struct aesni_gcm_ops {
+ aesni_gcm_t enc;
+ aesni_gcm_t dec;
+ aesni_gcm_pre_t pre;
+ aesni_gcm_init_t init;
+ aesni_gcm_update_t update_enc;
+ aesni_gcm_update_t update_dec;
+ aesni_gcm_finalize_t finalize_enc;
+ aesni_gcm_finalize_t finalize_dec;
+ aesni_gmac_init_t gmac_init;
+ aesni_gmac_update_t gmac_update;
+ aesni_gmac_finalize_t gmac_finalize;
+};
+
+RTE_DEFINE_PER_LCORE(struct aesni_gcm_ops[GCM_NUM_KEY_TYPES], gcm_ops);
+
+struct aesni_gcm_qp_data {
+ struct gcm_context_data gcm_ctx_data;
+ uint8_t temp_digest[DIGEST_LENGTH_MAX];
+ /* *< Buffers used to store the digest generated
+ * by the driver when verifying a digest provided
+ * by the user (using authentication verify operation)
+ */
+ struct aesni_gcm_ops ops[GCM_NUM_KEY_TYPES];
+ /**< Operation Handlers */
+};
+
+/** AESNI GCM private session structure */
+struct aesni_gcm_session {
+ struct {
+ uint16_t length;
+ uint16_t offset;
+ } iv;
+ /**< IV parameters */
+ uint16_t aad_length;
+ /**< AAD length */
+ uint16_t req_digest_length;
+ /**< Requested digest length */
+ uint16_t gen_digest_length;
+ /**< Generated digest length */
+ enum ipsec_mb_operation op;
+ /**< GCM operation type */
+ struct gcm_key_data gdata_key;
+ /**< GCM parameters */
+ enum aesni_gcm_key_length key_length;
+ /** Key Length */
+};
+
+#endif /* _PMD_AESNI_GCM_PRIV_H_ */
@@ -6,7 +6,6 @@ if is_windows
endif
drivers = [
- 'aesni_gcm',
'armv8',
'bcmfs',
'caam_jr',