/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2016-2017 Intel Corporation
+ * Copyright(c) 2016-2020 Intel Corporation
*/
#include <rte_common.h>
#include <rte_hexdump.h>
#include <rte_cryptodev.h>
-#include <rte_cryptodev_pmd.h>
+#include <cryptodev_pmd.h>
#include <rte_bus_vdev.h>
#include <rte_malloc.h>
#include <rte_cpuflags.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,
{
const struct rte_crypto_sym_xform *auth_xform;
const struct rte_crypto_sym_xform *aead_xform;
- uint16_t digest_length;
uint8_t key_length;
- uint8_t *key;
+ const uint8_t *key;
/* AES-GMAC */
if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
key_length = auth_xform->auth.key.length;
key = auth_xform->auth.key.data;
- digest_length = auth_xform->auth.digest_length;
+ sess->req_digest_length = auth_xform->auth.digest_length;
/* AES-GCM */
} else if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD) {
/* 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 = aead_xform->aead.key.data;
sess->aad_length = aead_xform->aead.aad_length;
- digest_length = aead_xform->aead.digest_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) {
/* Check key length and calculate GCM pre-compute. */
switch (key_length) {
case 16:
- sess->key = AESNI_GCM_KEY_128;
+ sess->key = GCM_KEY_128;
break;
case 24:
- sess->key = AESNI_GCM_KEY_192;
+ sess->key = GCM_KEY_192;
break;
case 32:
- sess->key = AESNI_GCM_KEY_256;
+ sess->key = GCM_KEY_256;
break;
default:
AESNI_GCM_LOG(ERR, "Invalid key length");
return -EINVAL;
}
- gcm_ops[sess->key].precomp(key, &sess->gdata_key);
+ /* 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 (digest_length != 16 &&
- digest_length != 12 &&
- digest_length != 8) {
+ if (sess->req_digest_length > 16) {
AESNI_GCM_LOG(ERR, "Invalid digest length");
return -EINVAL;
}
- sess->digest_length = digest_length;
+ /*
+ * 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;
}
if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
if (likely(sym_op->session != NULL))
sess = (struct aesni_gcm_session *)
- get_session_private_data(
+ get_sym_session_private_data(
sym_op->session,
cryptodev_driver_id);
} else {
if (rte_mempool_get(qp->sess_mp, (void **)&_sess))
return NULL;
- if (rte_mempool_get(qp->sess_mp, (void **)&_sess_private_data))
+ 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, _sess_private_data);
+ rte_mempool_put(qp->sess_mp_priv, _sess_private_data);
sess = NULL;
}
sym_op->session = (struct rte_cryptodev_sym_session *)_sess;
- set_session_private_data(sym_op->session, cryptodev_driver_id,
- _sess_private_data);
+ set_sym_session_private_data(sym_op->session,
+ cryptodev_driver_id, _sess_private_data);
}
if (unlikely(sess == NULL))
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) {
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;
- /* Destination buffer is required when segmented source buffer */
- RTE_ASSERT((part_len == data_length) ||
- ((part_len != data_length) &&
- (sym_op->m_dst != NULL)));
- /* Segmented destination buffer is not supported */
RTE_ASSERT((sym_op->m_dst == NULL) ||
((sym_op->m_dst != NULL) &&
rte_pktmbuf_is_contiguous(sym_op->m_dst)));
-
- dst = sym_op->m_dst ?
- rte_pktmbuf_mtod_offset(sym_op->m_dst, uint8_t *,
- data_offset) :
- rte_pktmbuf_mtod_offset(sym_op->m_src, uint8_t *,
+ /* 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);
-
- src = rte_pktmbuf_mtod_offset(m_src, uint8_t *, offset);
+ }
iv_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
session->iv.offset);
- /*
- * GCM working in 12B IV mode => 16B pre-counter block we need
- * to set BE LSB to 1, driver expects that 16B is allocated
- */
- if (session->iv.length == 12) {
- uint32_t *iv_padd = (uint32_t *)&(iv_ptr[12]);
- *iv_padd = rte_bswap32(1);
- }
if (session->op == AESNI_GCM_OP_AUTHENTICATED_ENCRYPTION) {
-
qp->ops[session->key].init(&session->gdata_key,
&qp->gdata_ctx,
iv_ptr,
total_len = data_length - part_len;
while (total_len) {
- dst += part_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;
total_len -= part_len;
}
- qp->ops[session->key].finalize(&session->gdata_key,
+ 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,
- sym_op->aead.digest.data,
- (uint64_t)session->digest_length);
+ tag,
+ session->gen_digest_length);
} else if (session->op == AESNI_GCM_OP_AUTHENTICATED_DECRYPTION) {
- uint8_t *auth_tag = qp->temp_digest;
-
qp->ops[session->key].init(&session->gdata_key,
&qp->gdata_ctx,
iv_ptr,
total_len = data_length - part_len;
while (total_len) {
- dst += part_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;
total_len -= part_len;
}
- qp->ops[session->key].finalize(&session->gdata_key,
+ 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,
- auth_tag,
- (uint64_t)session->digest_length);
+ 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);
- qp->ops[session->key].finalize(&session->gdata_key,
+ 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,
- sym_op->auth.digest.data,
- (uint64_t)session->digest_length);
+ tag,
+ session->gen_digest_length);
} else { /* AESNI_GMAC_OP_VERIFY */
- uint8_t *auth_tag = qp->temp_digest;
-
qp->ops[session->key].init(&session->gdata_key,
&qp->gdata_ctx,
iv_ptr,
src,
(uint64_t)data_length);
- qp->ops[session->key].finalize(&session->gdata_key,
+ /*
+ * 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,
- auth_tag,
- (uint64_t)session->digest_length);
+ 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->src_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->src_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->src_sgl[i].num != 1) {
+ vec->status[i] = ENOTSUP;
+ continue;
+ }
+
+ aesni_gcm_process_gmac_sgl_op(s, gdata_ctx,
+ &vec->src_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->src_sgl[i].num != 1) {
+ vec->status[i] = ENOTSUP;
+ continue;
+ }
+
+ aesni_gcm_process_gmac_sgl_op(s, gdata_ctx,
+ &vec->src_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
*
#ifdef RTE_LIBRTE_PMD_AESNI_GCM_DEBUG
rte_hexdump(stdout, "auth tag (orig):",
- digest, session->digest_length);
+ digest, session->req_digest_length);
rte_hexdump(stdout, "auth tag (calc):",
- tag, session->digest_length);
+ tag, session->req_digest_length);
#endif
- if (memcmp(tag, digest, session->digest_length) != 0)
+ 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);
+ }
}
}
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_header_session_size());
- rte_mempool_put(qp->sess_mp, sess);
+ 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;
}
struct rte_cryptodev *dev;
struct aesni_gcm_private *internals;
enum aesni_gcm_vector_mode vector_mode;
+ MB_MGR *mb_mgr;
- /* Check CPU for support for AES instruction set */
- if (!rte_cpu_get_flag_enabled(RTE_CPUFLAG_AES)) {
- AESNI_GCM_LOG(ERR, "AES instructions not supported by CPU");
- return -EFAULT;
- }
dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
if (dev == NULL) {
AESNI_GCM_LOG(ERR, "driver %s: create failed",
}
/* Check CPU for supported vector instruction set */
- if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX2))
+ 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;
dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
- RTE_CRYPTODEV_FF_CPU_AESNI |
- RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER;
+ 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;
- default:
+ 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_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 (cryptodev == NULL)
return -ENODEV;
+ internals = cryptodev->data->dev_private;
+
+ free_mb_mgr(internals->mb_mgr);
+
return rte_cryptodev_pmd_destroy(cryptodev);
}
"socket_id=<int>");
RTE_PMD_REGISTER_CRYPTO_DRIVER(aesni_gcm_crypto_drv, aesni_gcm_pmd_drv.driver,
cryptodev_driver_id);
-
-
-RTE_INIT(aesni_gcm_init_log);
-static void
-aesni_gcm_init_log(void)
-{
- aesni_gcm_logtype_driver = rte_log_register("pmd.crypto.aesni_gcm");
-
-}
+RTE_LOG_REGISTER_DEFAULT(aesni_gcm_logtype_driver, NOTICE);
git.droids-corp.org / dpdk.git / blobdiff