-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2015-2016 Intel Corporation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2015-2017 Intel Corporation
*/
+#include <intel-ipsec-mb.h>
+
#include <rte_common.h>
#include <rte_hexdump.h>
#include <rte_cryptodev.h>
#include <rte_cryptodev_pmd.h>
-#include <rte_vdev.h>
+#include <rte_bus_vdev.h>
#include <rte_malloc.h>
#include <rte_cpuflags.h>
#include "rte_aesni_mb_pmd_private.h"
-/**
- * Global static parameter used to create a unique name for each AES-NI multi
- * buffer crypto device.
- */
-static unsigned unique_name_id;
-
-static inline int
-create_unique_device_name(char *name, size_t size)
-{
- int ret;
-
- if (name == NULL)
- return -EINVAL;
-
- ret = snprintf(name, size, "%s_%u", RTE_STR(CRYPTODEV_NAME_AESNI_MB_PMD),
- unique_name_id++);
- if (ret < 0)
- return ret;
- return 0;
-}
+#define AES_CCM_DIGEST_MIN_LEN 4
+#define AES_CCM_DIGEST_MAX_LEN 16
+#define HMAC_MAX_BLOCK_SIZE 128
+static uint8_t cryptodev_driver_id;
-typedef void (*hash_one_block_t)(void *data, void *digest);
-typedef void (*aes_keyexp_t)(void *key, void *enc_exp_keys, void *dec_exp_keys);
+typedef void (*hash_one_block_t)(const void *data, void *digest);
+typedef void (*aes_keyexp_t)(const void *key, void *enc_exp_keys, void *dec_exp_keys);
/**
* Calculate the authentication pre-computes
return AESNI_MB_OP_HASH_CIPHER;
}
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD) {
+ if (xform->aead.algo == RTE_CRYPTO_AEAD_AES_CCM ||
+ xform->aead.algo == RTE_CRYPTO_AEAD_AES_GCM) {
+ if (xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT)
+ return AESNI_MB_OP_AEAD_CIPHER_HASH;
+ else
+ return AESNI_MB_OP_AEAD_HASH_CIPHER;
+ }
+ }
+
return AESNI_MB_OP_NOT_SUPPORTED;
}
/** Set session authentication parameters */
static int
-aesni_mb_set_session_auth_parameters(const struct aesni_mb_ops *mb_ops,
+aesni_mb_set_session_auth_parameters(const MB_MGR *mb_mgr,
struct aesni_mb_session *sess,
const struct rte_crypto_sym_xform *xform)
{
hash_one_block_t hash_oneblock_fn;
+ unsigned int key_larger_block_size = 0;
+ uint8_t hashed_key[HMAC_MAX_BLOCK_SIZE] = { 0 };
+ uint32_t auth_precompute = 1;
if (xform == NULL) {
sess->auth.algo = NULL_HASH;
}
if (xform->type != RTE_CRYPTO_SYM_XFORM_AUTH) {
- MB_LOG_ERR("Crypto xform struct not of type auth");
+ AESNI_MB_LOG(ERR, "Crypto xform struct not of type auth");
return -1;
}
+ /* Set the request digest size */
+ sess->auth.req_digest_len = xform->auth.digest_length;
+
/* Select auth generate/verify */
sess->auth.operation = xform->auth.op;
/* Set Authentication Parameters */
if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_XCBC_MAC) {
sess->auth.algo = AES_XCBC;
- (*mb_ops->aux.keyexp.aes_xcbc)(xform->auth.key.data,
+
+ uint16_t xcbc_mac_digest_len =
+ get_truncated_digest_byte_length(AES_XCBC);
+ if (sess->auth.req_digest_len != xcbc_mac_digest_len) {
+ AESNI_MB_LOG(ERR, "Invalid digest size\n");
+ return -EINVAL;
+ }
+ sess->auth.gen_digest_len = sess->auth.req_digest_len;
+
+ IMB_AES_XCBC_KEYEXP(mb_mgr, xform->auth.key.data,
sess->auth.xcbc.k1_expanded,
sess->auth.xcbc.k2, sess->auth.xcbc.k3);
return 0;
}
+ if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_CMAC) {
+ uint32_t dust[4*15];
+
+ sess->auth.algo = AES_CMAC;
+
+ uint16_t cmac_digest_len = get_digest_byte_length(AES_CMAC);
+
+ if (sess->auth.req_digest_len > cmac_digest_len) {
+ AESNI_MB_LOG(ERR, "Invalid digest size\n");
+ return -EINVAL;
+ }
+ /*
+ * Multi-buffer lib supports digest sizes from 4 to 16 bytes
+ * in version 0.50 and sizes of 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 (sess->auth.req_digest_len < 4)
+ sess->auth.gen_digest_len = cmac_digest_len;
+ else
+ sess->auth.gen_digest_len = sess->auth.req_digest_len;
+
+ IMB_AES_KEYEXP_128(mb_mgr, xform->auth.key.data,
+ sess->auth.cmac.expkey, dust);
+ IMB_AES_CMAC_SUBKEY_GEN_128(mb_mgr, sess->auth.cmac.expkey,
+ sess->auth.cmac.skey1, sess->auth.cmac.skey2);
+ return 0;
+ }
+
+ if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC) {
+ if (xform->auth.op == RTE_CRYPTO_AUTH_OP_GENERATE) {
+ sess->cipher.direction = ENCRYPT;
+ sess->chain_order = CIPHER_HASH;
+ } else
+ sess->cipher.direction = DECRYPT;
+
+ sess->auth.algo = AES_GMAC;
+ /*
+ * Multi-buffer lib supports 8, 12 and 16 bytes of digest.
+ * 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->auth.req_digest_len != 16 &&
+ sess->auth.req_digest_len != 12 &&
+ sess->auth.req_digest_len != 8) {
+ sess->auth.gen_digest_len = 16;
+ } else {
+ sess->auth.gen_digest_len = sess->auth.req_digest_len;
+ }
+ sess->iv.length = xform->auth.iv.length;
+ sess->iv.offset = xform->auth.iv.offset;
+
+ switch (xform->auth.key.length) {
+ case AES_128_BYTES:
+ IMB_AES128_GCM_PRE(mb_mgr, xform->auth.key.data,
+ &sess->cipher.gcm_key);
+ sess->cipher.key_length_in_bytes = AES_128_BYTES;
+ break;
+ case AES_192_BYTES:
+ IMB_AES192_GCM_PRE(mb_mgr, xform->auth.key.data,
+ &sess->cipher.gcm_key);
+ sess->cipher.key_length_in_bytes = AES_192_BYTES;
+ break;
+ case AES_256_BYTES:
+ IMB_AES256_GCM_PRE(mb_mgr, xform->auth.key.data,
+ &sess->cipher.gcm_key);
+ sess->cipher.key_length_in_bytes = AES_256_BYTES;
+ break;
+ default:
+ RTE_LOG(ERR, PMD, "failed to parse test type\n");
+ return -EINVAL;
+ }
+
+ return 0;
+ }
+
switch (xform->auth.algo) {
case RTE_CRYPTO_AUTH_MD5_HMAC:
sess->auth.algo = MD5;
- hash_oneblock_fn = mb_ops->aux.one_block.md5;
+ hash_oneblock_fn = mb_mgr->md5_one_block;
break;
case RTE_CRYPTO_AUTH_SHA1_HMAC:
sess->auth.algo = SHA1;
- hash_oneblock_fn = mb_ops->aux.one_block.sha1;
+ hash_oneblock_fn = mb_mgr->sha1_one_block;
+ if (xform->auth.key.length > get_auth_algo_blocksize(SHA1)) {
+ IMB_SHA1(mb_mgr,
+ xform->auth.key.data,
+ xform->auth.key.length,
+ hashed_key);
+ key_larger_block_size = 1;
+ }
+ break;
+ case RTE_CRYPTO_AUTH_SHA1:
+ sess->auth.algo = PLAIN_SHA1;
+ auth_precompute = 0;
break;
case RTE_CRYPTO_AUTH_SHA224_HMAC:
sess->auth.algo = SHA_224;
- hash_oneblock_fn = mb_ops->aux.one_block.sha224;
+ hash_oneblock_fn = mb_mgr->sha224_one_block;
+ if (xform->auth.key.length > get_auth_algo_blocksize(SHA_224)) {
+ IMB_SHA224(mb_mgr,
+ xform->auth.key.data,
+ xform->auth.key.length,
+ hashed_key);
+ key_larger_block_size = 1;
+ }
+ break;
+ case RTE_CRYPTO_AUTH_SHA224:
+ sess->auth.algo = PLAIN_SHA_224;
+ auth_precompute = 0;
break;
case RTE_CRYPTO_AUTH_SHA256_HMAC:
sess->auth.algo = SHA_256;
- hash_oneblock_fn = mb_ops->aux.one_block.sha256;
+ hash_oneblock_fn = mb_mgr->sha256_one_block;
+ if (xform->auth.key.length > get_auth_algo_blocksize(SHA_256)) {
+ IMB_SHA256(mb_mgr,
+ xform->auth.key.data,
+ xform->auth.key.length,
+ hashed_key);
+ key_larger_block_size = 1;
+ }
+ break;
+ case RTE_CRYPTO_AUTH_SHA256:
+ sess->auth.algo = PLAIN_SHA_256;
+ auth_precompute = 0;
break;
case RTE_CRYPTO_AUTH_SHA384_HMAC:
sess->auth.algo = SHA_384;
- hash_oneblock_fn = mb_ops->aux.one_block.sha384;
+ hash_oneblock_fn = mb_mgr->sha384_one_block;
+ if (xform->auth.key.length > get_auth_algo_blocksize(SHA_384)) {
+ IMB_SHA384(mb_mgr,
+ xform->auth.key.data,
+ xform->auth.key.length,
+ hashed_key);
+ key_larger_block_size = 1;
+ }
+ break;
+ case RTE_CRYPTO_AUTH_SHA384:
+ sess->auth.algo = PLAIN_SHA_384;
+ auth_precompute = 0;
break;
case RTE_CRYPTO_AUTH_SHA512_HMAC:
sess->auth.algo = SHA_512;
- hash_oneblock_fn = mb_ops->aux.one_block.sha512;
+ hash_oneblock_fn = mb_mgr->sha512_one_block;
+ if (xform->auth.key.length > get_auth_algo_blocksize(SHA_512)) {
+ IMB_SHA512(mb_mgr,
+ xform->auth.key.data,
+ xform->auth.key.length,
+ hashed_key);
+ key_larger_block_size = 1;
+ }
+ break;
+ case RTE_CRYPTO_AUTH_SHA512:
+ sess->auth.algo = PLAIN_SHA_512;
+ auth_precompute = 0;
break;
default:
- MB_LOG_ERR("Unsupported authentication algorithm selection");
- return -1;
+ AESNI_MB_LOG(ERR, "Unsupported authentication algorithm selection");
+ return -ENOTSUP;
+ }
+ uint16_t trunc_digest_size =
+ get_truncated_digest_byte_length(sess->auth.algo);
+ uint16_t full_digest_size =
+ get_digest_byte_length(sess->auth.algo);
+
+ if (sess->auth.req_digest_len > full_digest_size ||
+ sess->auth.req_digest_len == 0) {
+ AESNI_MB_LOG(ERR, "Invalid digest size\n");
+ return -EINVAL;
}
+ if (sess->auth.req_digest_len != trunc_digest_size &&
+ sess->auth.req_digest_len != full_digest_size)
+ sess->auth.gen_digest_len = full_digest_size;
+ else
+ sess->auth.gen_digest_len = sess->auth.req_digest_len;
+
+ /* Plain SHA does not require precompute key */
+ if (auth_precompute == 0)
+ return 0;
+
/* Calculate Authentication precomputes */
- calculate_auth_precomputes(hash_oneblock_fn,
+ if (key_larger_block_size) {
+ calculate_auth_precomputes(hash_oneblock_fn,
+ sess->auth.pads.inner, sess->auth.pads.outer,
+ hashed_key,
+ xform->auth.key.length,
+ get_auth_algo_blocksize(sess->auth.algo));
+ } else {
+ calculate_auth_precomputes(hash_oneblock_fn,
sess->auth.pads.inner, sess->auth.pads.outer,
xform->auth.key.data,
xform->auth.key.length,
get_auth_algo_blocksize(sess->auth.algo));
+ }
return 0;
}
/** Set session cipher parameters */
static int
-aesni_mb_set_session_cipher_parameters(const struct aesni_mb_ops *mb_ops,
+aesni_mb_set_session_cipher_parameters(const MB_MGR *mb_mgr,
struct aesni_mb_session *sess,
const struct rte_crypto_sym_xform *xform)
{
- aes_keyexp_t aes_keyexp_fn;
+ uint8_t is_aes = 0;
+ uint8_t is_3DES = 0;
if (xform == NULL) {
sess->cipher.mode = NULL_CIPHER;
}
if (xform->type != RTE_CRYPTO_SYM_XFORM_CIPHER) {
- MB_LOG_ERR("Crypto xform struct not of type cipher");
- return -1;
+ AESNI_MB_LOG(ERR, "Crypto xform struct not of type cipher");
+ return -EINVAL;
}
/* Select cipher direction */
sess->cipher.direction = DECRYPT;
break;
default:
- MB_LOG_ERR("Unsupported cipher operation parameter");
- return -1;
+ AESNI_MB_LOG(ERR, "Invalid cipher operation parameter");
+ return -EINVAL;
}
/* Select cipher mode */
switch (xform->cipher.algo) {
case RTE_CRYPTO_CIPHER_AES_CBC:
sess->cipher.mode = CBC;
+ is_aes = 1;
break;
case RTE_CRYPTO_CIPHER_AES_CTR:
sess->cipher.mode = CNTR;
+ is_aes = 1;
+ break;
+ case RTE_CRYPTO_CIPHER_AES_DOCSISBPI:
+ sess->cipher.mode = DOCSIS_SEC_BPI;
+ is_aes = 1;
+ break;
+ case RTE_CRYPTO_CIPHER_DES_CBC:
+ sess->cipher.mode = DES;
+ break;
+ case RTE_CRYPTO_CIPHER_DES_DOCSISBPI:
+ sess->cipher.mode = DOCSIS_DES;
+ break;
+ case RTE_CRYPTO_CIPHER_3DES_CBC:
+ sess->cipher.mode = DES3;
+ is_3DES = 1;
break;
default:
- MB_LOG_ERR("Unsupported cipher mode parameter");
- return -1;
+ AESNI_MB_LOG(ERR, "Unsupported cipher mode parameter");
+ return -ENOTSUP;
+ }
+
+ /* Set IV parameters */
+ sess->iv.offset = xform->cipher.iv.offset;
+ sess->iv.length = xform->cipher.iv.length;
+
+ /* Check key length and choose key expansion function for AES */
+ if (is_aes) {
+ switch (xform->cipher.key.length) {
+ case AES_128_BYTES:
+ sess->cipher.key_length_in_bytes = AES_128_BYTES;
+ IMB_AES_KEYEXP_128(mb_mgr, xform->cipher.key.data,
+ sess->cipher.expanded_aes_keys.encode,
+ sess->cipher.expanded_aes_keys.decode);
+ break;
+ case AES_192_BYTES:
+ sess->cipher.key_length_in_bytes = AES_192_BYTES;
+ IMB_AES_KEYEXP_192(mb_mgr, xform->cipher.key.data,
+ sess->cipher.expanded_aes_keys.encode,
+ sess->cipher.expanded_aes_keys.decode);
+ break;
+ case AES_256_BYTES:
+ sess->cipher.key_length_in_bytes = AES_256_BYTES;
+ IMB_AES_KEYEXP_256(mb_mgr, xform->cipher.key.data,
+ sess->cipher.expanded_aes_keys.encode,
+ sess->cipher.expanded_aes_keys.decode);
+ break;
+ default:
+ AESNI_MB_LOG(ERR, "Invalid cipher key length");
+ return -EINVAL;
+ }
+ } else if (is_3DES) {
+ uint64_t *keys[3] = {sess->cipher.exp_3des_keys.key[0],
+ sess->cipher.exp_3des_keys.key[1],
+ sess->cipher.exp_3des_keys.key[2]};
+
+ switch (xform->cipher.key.length) {
+ case 24:
+ IMB_DES_KEYSCHED(mb_mgr, keys[0],
+ xform->cipher.key.data);
+ IMB_DES_KEYSCHED(mb_mgr, keys[1],
+ xform->cipher.key.data + 8);
+ IMB_DES_KEYSCHED(mb_mgr, keys[2],
+ xform->cipher.key.data + 16);
+
+ /* Initialize keys - 24 bytes: [K1-K2-K3] */
+ sess->cipher.exp_3des_keys.ks_ptr[0] = keys[0];
+ sess->cipher.exp_3des_keys.ks_ptr[1] = keys[1];
+ sess->cipher.exp_3des_keys.ks_ptr[2] = keys[2];
+ break;
+ case 16:
+ IMB_DES_KEYSCHED(mb_mgr, keys[0],
+ xform->cipher.key.data);
+ IMB_DES_KEYSCHED(mb_mgr, keys[1],
+ xform->cipher.key.data + 8);
+ /* Initialize keys - 16 bytes: [K1=K1,K2=K2,K3=K1] */
+ sess->cipher.exp_3des_keys.ks_ptr[0] = keys[0];
+ sess->cipher.exp_3des_keys.ks_ptr[1] = keys[1];
+ sess->cipher.exp_3des_keys.ks_ptr[2] = keys[0];
+ break;
+ case 8:
+ IMB_DES_KEYSCHED(mb_mgr, keys[0],
+ xform->cipher.key.data);
+
+ /* Initialize keys - 8 bytes: [K1 = K2 = K3] */
+ sess->cipher.exp_3des_keys.ks_ptr[0] = keys[0];
+ sess->cipher.exp_3des_keys.ks_ptr[1] = keys[0];
+ sess->cipher.exp_3des_keys.ks_ptr[2] = keys[0];
+ break;
+ default:
+ AESNI_MB_LOG(ERR, "Invalid cipher key length");
+ return -EINVAL;
+ }
+
+ sess->cipher.key_length_in_bytes = 24;
+ } else {
+ if (xform->cipher.key.length != 8) {
+ AESNI_MB_LOG(ERR, "Invalid cipher key length");
+ return -EINVAL;
+ }
+ sess->cipher.key_length_in_bytes = 8;
+
+ IMB_DES_KEYSCHED(mb_mgr,
+ (uint64_t *)sess->cipher.expanded_aes_keys.encode,
+ xform->cipher.key.data);
+ IMB_DES_KEYSCHED(mb_mgr,
+ (uint64_t *)sess->cipher.expanded_aes_keys.decode,
+ xform->cipher.key.data);
}
- /* Check key length and choose key expansion function */
- switch (xform->cipher.key.length) {
- case AES_128_BYTES:
- sess->cipher.key_length_in_bytes = AES_128_BYTES;
- aes_keyexp_fn = mb_ops->aux.keyexp.aes128;
+ return 0;
+}
+
+static int
+aesni_mb_set_session_aead_parameters(const MB_MGR *mb_mgr,
+ struct aesni_mb_session *sess,
+ const struct rte_crypto_sym_xform *xform)
+{
+ switch (xform->aead.op) {
+ case RTE_CRYPTO_AEAD_OP_ENCRYPT:
+ sess->cipher.direction = ENCRYPT;
+ sess->auth.operation = RTE_CRYPTO_AUTH_OP_GENERATE;
break;
- case AES_192_BYTES:
- sess->cipher.key_length_in_bytes = AES_192_BYTES;
- aes_keyexp_fn = mb_ops->aux.keyexp.aes192;
+ case RTE_CRYPTO_AEAD_OP_DECRYPT:
+ sess->cipher.direction = DECRYPT;
+ sess->auth.operation = RTE_CRYPTO_AUTH_OP_VERIFY;
break;
- case AES_256_BYTES:
- sess->cipher.key_length_in_bytes = AES_256_BYTES;
- aes_keyexp_fn = mb_ops->aux.keyexp.aes256;
+ default:
+ AESNI_MB_LOG(ERR, "Invalid aead operation parameter");
+ return -EINVAL;
+ }
+
+ switch (xform->aead.algo) {
+ case RTE_CRYPTO_AEAD_AES_CCM:
+ sess->cipher.mode = CCM;
+ sess->auth.algo = AES_CCM;
+
+ /* Check key length and choose key expansion function for AES */
+ switch (xform->aead.key.length) {
+ case AES_128_BYTES:
+ sess->cipher.key_length_in_bytes = AES_128_BYTES;
+ IMB_AES_KEYEXP_128(mb_mgr, xform->aead.key.data,
+ sess->cipher.expanded_aes_keys.encode,
+ sess->cipher.expanded_aes_keys.decode);
+ break;
+ default:
+ AESNI_MB_LOG(ERR, "Invalid cipher key length");
+ return -EINVAL;
+ }
+
+ break;
+
+ case RTE_CRYPTO_AEAD_AES_GCM:
+ sess->cipher.mode = GCM;
+ sess->auth.algo = AES_GMAC;
+
+ switch (xform->aead.key.length) {
+ case AES_128_BYTES:
+ sess->cipher.key_length_in_bytes = AES_128_BYTES;
+ IMB_AES128_GCM_PRE(mb_mgr, xform->aead.key.data,
+ &sess->cipher.gcm_key);
+ break;
+ case AES_192_BYTES:
+ sess->cipher.key_length_in_bytes = AES_192_BYTES;
+ IMB_AES192_GCM_PRE(mb_mgr, xform->aead.key.data,
+ &sess->cipher.gcm_key);
+ break;
+ case AES_256_BYTES:
+ sess->cipher.key_length_in_bytes = AES_256_BYTES;
+ IMB_AES256_GCM_PRE(mb_mgr, xform->aead.key.data,
+ &sess->cipher.gcm_key);
+ break;
+ default:
+ AESNI_MB_LOG(ERR, "Invalid cipher key length");
+ return -EINVAL;
+ }
+
break;
+
default:
- MB_LOG_ERR("Unsupported cipher key length");
- return -1;
+ AESNI_MB_LOG(ERR, "Unsupported aead mode parameter");
+ return -ENOTSUP;
}
- /* Expanded cipher keys */
- (*aes_keyexp_fn)(xform->cipher.key.data,
- sess->cipher.expanded_aes_keys.encode,
- sess->cipher.expanded_aes_keys.decode);
+ /* Set IV parameters */
+ sess->iv.offset = xform->aead.iv.offset;
+ sess->iv.length = xform->aead.iv.length;
+
+ sess->auth.req_digest_len = xform->aead.digest_length;
+ /* CCM digests must be between 4 and 16 and an even number */
+ if (sess->auth.req_digest_len < AES_CCM_DIGEST_MIN_LEN ||
+ sess->auth.req_digest_len > AES_CCM_DIGEST_MAX_LEN ||
+ (sess->auth.req_digest_len & 1) == 1) {
+ AESNI_MB_LOG(ERR, "Invalid digest size\n");
+ return -EINVAL;
+ }
+ sess->auth.gen_digest_len = sess->auth.req_digest_len;
return 0;
}
/** Parse crypto xform chain and set private session parameters */
int
-aesni_mb_set_session_parameters(const struct aesni_mb_ops *mb_ops,
+aesni_mb_set_session_parameters(const MB_MGR *mb_mgr,
struct aesni_mb_session *sess,
const struct rte_crypto_sym_xform *xform)
{
const struct rte_crypto_sym_xform *auth_xform = NULL;
const struct rte_crypto_sym_xform *cipher_xform = NULL;
+ const struct rte_crypto_sym_xform *aead_xform = NULL;
+ int ret;
/* Select Crypto operation - hash then cipher / cipher then hash */
switch (aesni_mb_get_chain_order(xform)) {
auth_xform = NULL;
cipher_xform = xform;
break;
+ case AESNI_MB_OP_AEAD_CIPHER_HASH:
+ sess->chain_order = CIPHER_HASH;
+ sess->aead.aad_len = xform->aead.aad_length;
+ aead_xform = xform;
+ break;
+ case AESNI_MB_OP_AEAD_HASH_CIPHER:
+ sess->chain_order = HASH_CIPHER;
+ sess->aead.aad_len = xform->aead.aad_length;
+ aead_xform = xform;
+ break;
case AESNI_MB_OP_NOT_SUPPORTED:
default:
- MB_LOG_ERR("Unsupported operation chain order parameter");
- return -1;
+ AESNI_MB_LOG(ERR, "Unsupported operation chain order parameter");
+ return -ENOTSUP;
}
- if (aesni_mb_set_session_auth_parameters(mb_ops, sess, auth_xform)) {
- MB_LOG_ERR("Invalid/unsupported authentication parameters");
- return -1;
+ /* Default IV length = 0 */
+ sess->iv.length = 0;
+
+ ret = aesni_mb_set_session_auth_parameters(mb_mgr, sess, auth_xform);
+ if (ret != 0) {
+ AESNI_MB_LOG(ERR, "Invalid/unsupported authentication parameters");
+ return ret;
}
- if (aesni_mb_set_session_cipher_parameters(mb_ops, sess,
- cipher_xform)) {
- MB_LOG_ERR("Invalid/unsupported cipher parameters");
- return -1;
+ ret = aesni_mb_set_session_cipher_parameters(mb_mgr, sess,
+ cipher_xform);
+ if (ret != 0) {
+ AESNI_MB_LOG(ERR, "Invalid/unsupported cipher parameters");
+ return ret;
}
+
+ if (aead_xform) {
+ ret = aesni_mb_set_session_aead_parameters(mb_mgr, sess,
+ aead_xform);
+ if (ret != 0) {
+ AESNI_MB_LOG(ERR, "Invalid/unsupported aead parameters");
+ return ret;
+ }
+ }
+
return 0;
}
+/**
+ * burst enqueue, place crypto operations on ingress queue for processing.
+ *
+ * @param __qp Queue Pair to process
+ * @param ops Crypto operations for processing
+ * @param nb_ops Number of crypto operations for processing
+ *
+ * @return
+ * - Number of crypto operations enqueued
+ */
+static uint16_t
+aesni_mb_pmd_enqueue_burst(void *__qp, struct rte_crypto_op **ops,
+ uint16_t nb_ops)
+{
+ struct aesni_mb_qp *qp = __qp;
+
+ unsigned int nb_enqueued;
+
+ nb_enqueued = rte_ring_enqueue_burst(qp->ingress_queue,
+ (void **)ops, nb_ops, NULL);
+
+ qp->stats.enqueued_count += nb_enqueued;
+
+ return nb_enqueued;
+}
+
/** Get multi buffer session */
-static struct aesni_mb_session *
+static inline struct aesni_mb_session *
get_session(struct aesni_mb_qp *qp, struct rte_crypto_op *op)
{
struct aesni_mb_session *sess = NULL;
- if (op->sym->sess_type == RTE_CRYPTO_SYM_OP_WITH_SESSION) {
- if (unlikely(op->sym->session->dev_type !=
- RTE_CRYPTODEV_AESNI_MB_PMD))
- return NULL;
-
- sess = (struct aesni_mb_session *)op->sym->session->_private;
- } else {
+ if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
+ if (likely(op->sym->session != NULL))
+ sess = (struct aesni_mb_session *)
+ get_sym_session_private_data(
+ op->sym->session,
+ cryptodev_driver_id);
+ } else {
void *_sess = NULL;
+ void *_sess_private_data = NULL;
if (rte_mempool_get(qp->sess_mp, (void **)&_sess))
return NULL;
- sess = (struct aesni_mb_session *)
- ((struct rte_cryptodev_sym_session *)_sess)->_private;
+ if (rte_mempool_get(qp->sess_mp_priv,
+ (void **)&_sess_private_data))
+ return NULL;
+
+ sess = (struct aesni_mb_session *)_sess_private_data;
- if (unlikely(aesni_mb_set_session_parameters(qp->ops,
+ if (unlikely(aesni_mb_set_session_parameters(qp->mb_mgr,
sess, op->sym->xform) != 0)) {
rte_mempool_put(qp->sess_mp, _sess);
+ rte_mempool_put(qp->sess_mp_priv, _sess_private_data);
sess = NULL;
}
op->sym->session = (struct rte_cryptodev_sym_session *)_sess;
+ set_sym_session_private_data(op->sym->session,
+ cryptodev_driver_id, _sess_private_data);
}
+ if (unlikely(sess == NULL))
+ op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
+
return sess;
}
* - Completed JOB_AES_HMAC structure pointer on success
* - NULL pointer if completion of JOB_AES_HMAC structure isn't possible
*/
-static JOB_AES_HMAC *
-process_crypto_op(struct aesni_mb_qp *qp, struct rte_crypto_op *op,
- struct aesni_mb_session *session)
+static inline int
+set_mb_job_params(JOB_AES_HMAC *job, struct aesni_mb_qp *qp,
+ struct rte_crypto_op *op, uint8_t *digest_idx)
{
- JOB_AES_HMAC *job;
-
struct rte_mbuf *m_src = op->sym->m_src, *m_dst;
+ struct aesni_mb_session *session;
uint16_t m_offset = 0;
- job = (*qp->ops->job.get_next)(&qp->mb_mgr);
- if (unlikely(job == NULL))
- return job;
+ session = get_session(qp, op);
+ if (session == NULL) {
+ op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
+ return -1;
+ }
/* Set crypto operation */
job->chain_order = session->chain_order;
job->cipher_mode = session->cipher.mode;
job->aes_key_len_in_bytes = session->cipher.key_length_in_bytes;
- job->aes_enc_key_expanded = session->cipher.expanded_aes_keys.encode;
- job->aes_dec_key_expanded = session->cipher.expanded_aes_keys.decode;
-
/* Set authentication parameters */
job->hash_alg = session->auth.algo;
- if (job->hash_alg == AES_XCBC) {
- job->_k1_expanded = session->auth.xcbc.k1_expanded;
- job->_k2 = session->auth.xcbc.k2;
- job->_k3 = session->auth.xcbc.k3;
- } else {
- job->hashed_auth_key_xor_ipad = session->auth.pads.inner;
- job->hashed_auth_key_xor_opad = session->auth.pads.outer;
+
+ switch (job->hash_alg) {
+ case AES_XCBC:
+ job->u.XCBC._k1_expanded = session->auth.xcbc.k1_expanded;
+ job->u.XCBC._k2 = session->auth.xcbc.k2;
+ job->u.XCBC._k3 = session->auth.xcbc.k3;
+
+ job->aes_enc_key_expanded =
+ session->cipher.expanded_aes_keys.encode;
+ job->aes_dec_key_expanded =
+ session->cipher.expanded_aes_keys.decode;
+ break;
+
+ case AES_CCM:
+ job->u.CCM.aad = op->sym->aead.aad.data + 18;
+ job->u.CCM.aad_len_in_bytes = session->aead.aad_len;
+ job->aes_enc_key_expanded =
+ session->cipher.expanded_aes_keys.encode;
+ job->aes_dec_key_expanded =
+ session->cipher.expanded_aes_keys.decode;
+ break;
+
+ case AES_CMAC:
+ job->u.CMAC._key_expanded = session->auth.cmac.expkey;
+ job->u.CMAC._skey1 = session->auth.cmac.skey1;
+ job->u.CMAC._skey2 = session->auth.cmac.skey2;
+ job->aes_enc_key_expanded =
+ session->cipher.expanded_aes_keys.encode;
+ job->aes_dec_key_expanded =
+ session->cipher.expanded_aes_keys.decode;
+ break;
+
+ case AES_GMAC:
+ if (session->cipher.mode == GCM) {
+ job->u.GCM.aad = op->sym->aead.aad.data;
+ job->u.GCM.aad_len_in_bytes = session->aead.aad_len;
+ } else {
+ /* For GMAC */
+ job->u.GCM.aad = rte_pktmbuf_mtod_offset(m_src,
+ uint8_t *, op->sym->auth.data.offset);
+ job->u.GCM.aad_len_in_bytes = op->sym->auth.data.length;
+ job->cipher_mode = GCM;
+ }
+ job->aes_enc_key_expanded = &session->cipher.gcm_key;
+ job->aes_dec_key_expanded = &session->cipher.gcm_key;
+ break;
+
+ default:
+ job->u.HMAC._hashed_auth_key_xor_ipad = session->auth.pads.inner;
+ job->u.HMAC._hashed_auth_key_xor_opad = session->auth.pads.outer;
+
+ if (job->cipher_mode == DES3) {
+ job->aes_enc_key_expanded =
+ session->cipher.exp_3des_keys.ks_ptr;
+ job->aes_dec_key_expanded =
+ session->cipher.exp_3des_keys.ks_ptr;
+ } else {
+ job->aes_enc_key_expanded =
+ session->cipher.expanded_aes_keys.encode;
+ job->aes_dec_key_expanded =
+ session->cipher.expanded_aes_keys.decode;
+ }
}
/* Mutable crypto operation parameters */
char *odata = rte_pktmbuf_append(m_dst,
rte_pktmbuf_data_len(op->sym->m_src));
if (odata == NULL) {
- MB_LOG_ERR("failed to allocate space in destination "
+ AESNI_MB_LOG(ERR, "failed to allocate space in destination "
"mbuf for source data");
- return NULL;
+ op->status = RTE_CRYPTO_OP_STATUS_ERROR;
+ return -1;
}
memcpy(odata, rte_pktmbuf_mtod(op->sym->m_src, void*),
rte_pktmbuf_data_len(op->sym->m_src));
} else {
m_dst = m_src;
- m_offset = op->sym->cipher.data.offset;
+ if (job->hash_alg == AES_CCM || (job->hash_alg == AES_GMAC &&
+ session->cipher.mode == GCM))
+ m_offset = op->sym->aead.data.offset;
+ else
+ m_offset = op->sym->cipher.data.offset;
}
/* Set digest output location */
if (job->hash_alg != NULL_HASH &&
session->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
- job->auth_tag_output = (uint8_t *)rte_pktmbuf_append(m_dst,
- get_digest_byte_length(job->hash_alg));
+ job->auth_tag_output = qp->temp_digests[*digest_idx];
+ *digest_idx = (*digest_idx + 1) % MAX_JOBS;
+ } else {
+ if (job->hash_alg == AES_CCM || (job->hash_alg == AES_GMAC &&
+ session->cipher.mode == GCM))
+ job->auth_tag_output = op->sym->aead.digest.data;
+ else
+ job->auth_tag_output = op->sym->auth.digest.data;
- if (job->auth_tag_output == NULL) {
- MB_LOG_ERR("failed to allocate space in output mbuf "
- "for temp digest");
- return NULL;
+ if (session->auth.req_digest_len != session->auth.gen_digest_len) {
+ job->auth_tag_output = qp->temp_digests[*digest_idx];
+ *digest_idx = (*digest_idx + 1) % MAX_JOBS;
}
-
- memset(job->auth_tag_output, 0,
- sizeof(get_digest_byte_length(job->hash_alg)));
-
- } else {
- job->auth_tag_output = op->sym->auth.digest.data;
}
-
/*
* Multi-buffer library current only support returning a truncated
* digest length as specified in the relevant IPsec RFCs
*/
- job->auth_tag_output_len_in_bytes =
- get_truncated_digest_byte_length(job->hash_alg);
+
+ /* Set digest length */
+ job->auth_tag_output_len_in_bytes = session->auth.gen_digest_len;
/* Set IV parameters */
- job->iv = op->sym->cipher.iv.data;
- job->iv_len_in_bytes = op->sym->cipher.iv.length;
+ job->iv_len_in_bytes = session->iv.length;
/* Data Parameter */
job->src = rte_pktmbuf_mtod(m_src, uint8_t *);
job->dst = rte_pktmbuf_mtod_offset(m_dst, uint8_t *, m_offset);
- job->cipher_start_src_offset_in_bytes = op->sym->cipher.data.offset;
- job->msg_len_to_cipher_in_bytes = op->sym->cipher.data.length;
+ switch (job->hash_alg) {
+ case AES_CCM:
+ job->cipher_start_src_offset_in_bytes =
+ op->sym->aead.data.offset;
+ job->msg_len_to_cipher_in_bytes = op->sym->aead.data.length;
+ job->hash_start_src_offset_in_bytes = op->sym->aead.data.offset;
+ job->msg_len_to_hash_in_bytes = op->sym->aead.data.length;
+
+ job->iv = rte_crypto_op_ctod_offset(op, uint8_t *,
+ session->iv.offset + 1);
+ break;
- job->hash_start_src_offset_in_bytes = op->sym->auth.data.offset;
- job->msg_len_to_hash_in_bytes = op->sym->auth.data.length;
+ case AES_GMAC:
+ if (session->cipher.mode == GCM) {
+ job->cipher_start_src_offset_in_bytes =
+ op->sym->aead.data.offset;
+ job->hash_start_src_offset_in_bytes =
+ op->sym->aead.data.offset;
+ job->msg_len_to_cipher_in_bytes =
+ op->sym->aead.data.length;
+ job->msg_len_to_hash_in_bytes =
+ op->sym->aead.data.length;
+ } else {
+ job->cipher_start_src_offset_in_bytes =
+ op->sym->auth.data.offset;
+ job->hash_start_src_offset_in_bytes =
+ op->sym->auth.data.offset;
+ job->msg_len_to_cipher_in_bytes = 0;
+ job->msg_len_to_hash_in_bytes = 0;
+ }
+
+ job->iv = rte_crypto_op_ctod_offset(op, uint8_t *,
+ session->iv.offset);
+ break;
+
+ default:
+ job->cipher_start_src_offset_in_bytes =
+ op->sym->cipher.data.offset;
+ job->msg_len_to_cipher_in_bytes = op->sym->cipher.data.length;
+
+ job->hash_start_src_offset_in_bytes = op->sym->auth.data.offset;
+ job->msg_len_to_hash_in_bytes = op->sym->auth.data.length;
+
+ job->iv = rte_crypto_op_ctod_offset(op, uint8_t *,
+ session->iv.offset);
+ }
/* Set user data to be crypto operation data struct */
job->user_data = op;
- job->user_data2 = m_dst;
- return job;
+ return 0;
+}
+
+static inline void
+verify_digest(JOB_AES_HMAC *job, void *digest, uint16_t len, uint8_t *status)
+{
+ /* Verify digest if required */
+ if (memcmp(job->auth_tag_output, digest, len) != 0)
+ *status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
+}
+
+static inline void
+generate_digest(JOB_AES_HMAC *job, struct rte_crypto_op *op,
+ struct aesni_mb_session *sess)
+{
+ /* No extra copy neeed */
+ if (likely(sess->auth.req_digest_len == sess->auth.gen_digest_len))
+ return;
+
+ /*
+ * This can only happen for HMAC, so only digest
+ * for authentication algos is required
+ */
+ memcpy(op->sym->auth.digest.data, job->auth_tag_output,
+ sess->auth.req_digest_len);
}
/**
* Process a completed job and return rte_mbuf which job processed
*
+ * @param qp Queue Pair to process
* @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 processed crypto operation.
* - Returns NULL on invalid job
*/
-static struct rte_crypto_op *
+static inline struct rte_crypto_op *
post_process_mb_job(struct aesni_mb_qp *qp, JOB_AES_HMAC *job)
{
- struct rte_crypto_op *op =
- (struct rte_crypto_op *)job->user_data;
- struct rte_mbuf *m_dst =
- (struct rte_mbuf *)job->user_data2;
- struct aesni_mb_session *sess;
-
- if (op == NULL || m_dst == NULL)
- return NULL;
-
- /* set status as successful by default */
- op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
-
- /* check if job has been processed */
- if (unlikely(job->status != STS_COMPLETED)) {
- op->status = RTE_CRYPTO_OP_STATUS_ERROR;
- return op;
- } else if (job->hash_alg != NULL_HASH) {
- sess = (struct aesni_mb_session *)op->sym->session->_private;
- if (sess->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
- /* Verify digest if required */
- if (memcmp(job->auth_tag_output,
- op->sym->auth.digest.data,
- job->auth_tag_output_len_in_bytes) != 0)
- op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
-
- /* trim area used for digest from mbuf */
- rte_pktmbuf_trim(m_dst,
- get_digest_byte_length(job->hash_alg));
+ struct rte_crypto_op *op = (struct rte_crypto_op *)job->user_data;
+ struct aesni_mb_session *sess = get_sym_session_private_data(
+ op->sym->session,
+ cryptodev_driver_id);
+
+ if (likely(op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)) {
+ switch (job->status) {
+ case STS_COMPLETED:
+ op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+
+ if (job->hash_alg == NULL_HASH)
+ break;
+
+ if (sess->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
+ if (job->hash_alg == AES_CCM ||
+ (job->hash_alg == AES_GMAC &&
+ sess->cipher.mode == GCM))
+ verify_digest(job,
+ op->sym->aead.digest.data,
+ sess->auth.req_digest_len,
+ &op->status);
+ else
+ verify_digest(job,
+ op->sym->auth.digest.data,
+ sess->auth.req_digest_len,
+ &op->status);
+ } else
+ generate_digest(job, op, sess);
+ break;
+ default:
+ op->status = RTE_CRYPTO_OP_STATUS_ERROR;
}
}
/* Free session if a session-less crypto op */
- if (op->sym->sess_type == RTE_CRYPTO_SYM_OP_SESSIONLESS) {
+ if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
+ memset(sess, 0, sizeof(struct aesni_mb_session));
+ memset(op->sym->session, 0,
+ rte_cryptodev_sym_get_header_session_size());
+ rte_mempool_put(qp->sess_mp_priv, sess);
rte_mempool_put(qp->sess_mp, op->sym->session);
op->sym->session = NULL;
}
* - Number of processed jobs
*/
static unsigned
-handle_completed_jobs(struct aesni_mb_qp *qp, JOB_AES_HMAC *job)
+handle_completed_jobs(struct aesni_mb_qp *qp, JOB_AES_HMAC *job,
+ struct rte_crypto_op **ops, uint16_t nb_ops)
{
struct rte_crypto_op *op = NULL;
unsigned processed_jobs = 0;
- while (job) {
- processed_jobs++;
+ while (job != NULL) {
op = post_process_mb_job(qp, job);
- if (op)
- rte_ring_enqueue(qp->processed_ops, (void *)op);
- else
+
+ if (op) {
+ ops[processed_jobs++] = op;
+ qp->stats.dequeued_count++;
+ } else {
qp->stats.dequeue_err_count++;
- job = (*qp->ops->job.get_completed_job)(&qp->mb_mgr);
+ break;
+ }
+ if (processed_jobs == nb_ops)
+ break;
+
+ job = IMB_GET_COMPLETED_JOB(qp->mb_mgr);
}
return processed_jobs;
}
+static inline uint16_t
+flush_mb_mgr(struct aesni_mb_qp *qp, struct rte_crypto_op **ops,
+ uint16_t nb_ops)
+{
+ int processed_ops = 0;
+
+ /* Flush the remaining jobs */
+ JOB_AES_HMAC *job = IMB_FLUSH_JOB(qp->mb_mgr);
+
+ if (job)
+ processed_ops += handle_completed_jobs(qp, job,
+ &ops[processed_ops], nb_ops - processed_ops);
+
+ return processed_ops;
+}
+
+static inline JOB_AES_HMAC *
+set_job_null_op(JOB_AES_HMAC *job, struct rte_crypto_op *op)
+{
+ job->chain_order = HASH_CIPHER;
+ job->cipher_mode = NULL_CIPHER;
+ job->hash_alg = NULL_HASH;
+ job->cipher_direction = DECRYPT;
+
+ /* Set user data to be crypto operation data struct */
+ job->user_data = op;
+
+ return job;
+}
+
static uint16_t
-aesni_mb_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops,
+aesni_mb_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
uint16_t nb_ops)
{
- struct aesni_mb_session *sess;
struct aesni_mb_qp *qp = queue_pair;
- JOB_AES_HMAC *job = NULL;
+ struct rte_crypto_op *op;
+ JOB_AES_HMAC *job;
- int i, processed_jobs = 0;
+ int retval, processed_jobs = 0;
- for (i = 0; i < nb_ops; i++) {
-#ifdef RTE_LIBRTE_PMD_AESNI_MB_DEBUG
- if (unlikely(ops[i]->type != RTE_CRYPTO_OP_TYPE_SYMMETRIC)) {
- MB_LOG_ERR("PMD only supports symmetric crypto "
- "operation requests, op (%p) is not a "
- "symmetric operation.", ops[i]);
- qp->stats.enqueue_err_count++;
- goto flush_jobs;
- }
+ if (unlikely(nb_ops == 0))
+ return 0;
- if (!rte_pktmbuf_is_contiguous(ops[i]->sym->m_src) ||
- (ops[i]->sym->m_dst != NULL &&
- !rte_pktmbuf_is_contiguous(
- ops[i]->sym->m_dst))) {
- MB_LOG_ERR("PMD supports only contiguous mbufs, "
- "op (%p) provides noncontiguous mbuf as "
- "source/destination buffer.\n", ops[i]);
- ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
- qp->stats.enqueue_err_count++;
- goto flush_jobs;
- }
-#endif
+ uint8_t digest_idx = qp->digest_idx;
+ do {
+ /* Get next free mb job struct from mb manager */
+ job = IMB_GET_NEXT_JOB(qp->mb_mgr);
+ if (unlikely(job == NULL)) {
+ /* if no free mb job structs we need to flush mb_mgr */
+ processed_jobs += flush_mb_mgr(qp,
+ &ops[processed_jobs],
+ nb_ops - processed_jobs);
- sess = get_session(qp, ops[i]);
- if (unlikely(sess == NULL)) {
- qp->stats.enqueue_err_count++;
- goto flush_jobs;
- }
+ if (nb_ops == processed_jobs)
+ break;
- job = process_crypto_op(qp, ops[i], sess);
- if (unlikely(job == NULL)) {
- qp->stats.enqueue_err_count++;
- goto flush_jobs;
+ job = IMB_GET_NEXT_JOB(qp->mb_mgr);
}
- /* Submit Job */
- job = (*qp->ops->job.submit)(&qp->mb_mgr);
+ /*
+ * Get next operation to process from ingress queue.
+ * There is no need to return the job to the MB_MGR
+ * if there are no more operations to process, since the MB_MGR
+ * can use that pointer again in next get_next calls.
+ */
+ retval = rte_ring_dequeue(qp->ingress_queue, (void **)&op);
+ if (retval < 0)
+ break;
+ retval = set_mb_job_params(job, qp, op, &digest_idx);
+ if (unlikely(retval != 0)) {
+ qp->stats.dequeue_err_count++;
+ set_job_null_op(job, op);
+ }
+
+ /* Submit job to multi-buffer for processing */
+#ifdef RTE_LIBRTE_PMD_AESNI_MB_DEBUG
+ job = IMB_SUBMIT_JOB(qp->mb_mgr);
+#else
+ job = IMB_SUBMIT_JOB_NOCHECK(qp->mb_mgr);
+#endif
/*
* If submit returns a processed job then handle it,
* before submitting subsequent jobs
*/
if (job)
- processed_jobs += handle_completed_jobs(qp, job);
- }
+ processed_jobs += handle_completed_jobs(qp, job,
+ &ops[processed_jobs],
+ nb_ops - processed_jobs);
- if (processed_jobs == 0)
- goto flush_jobs;
- else
- qp->stats.enqueued_count += processed_jobs;
- return i;
-
-flush_jobs:
- /*
- * If we haven't processed any jobs in submit loop, then flush jobs
- * queue to stop the output stalling
- */
- job = (*qp->ops->job.flush_job)(&qp->mb_mgr);
- if (job)
- qp->stats.enqueued_count += handle_completed_jobs(qp, job);
-
- return i;
-}
-
-static uint16_t
-aesni_mb_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
- uint16_t nb_ops)
-{
- struct aesni_mb_qp *qp = queue_pair;
+ } while (processed_jobs < nb_ops);
- unsigned nb_dequeued;
+ qp->digest_idx = digest_idx;
- nb_dequeued = rte_ring_dequeue_burst(qp->processed_ops,
- (void **)ops, nb_ops);
- qp->stats.dequeued_count += nb_dequeued;
+ if (processed_jobs < 1)
+ processed_jobs += flush_mb_mgr(qp,
+ &ops[processed_jobs],
+ nb_ops - processed_jobs);
- return nb_dequeued;
+ return processed_jobs;
}
-
-static int cryptodev_aesni_mb_remove(const char *name);
+static int cryptodev_aesni_mb_remove(struct rte_vdev_device *vdev);
static int
cryptodev_aesni_mb_create(const char *name,
- struct rte_crypto_vdev_init_params *init_params)
+ struct rte_vdev_device *vdev,
+ struct rte_cryptodev_pmd_init_params *init_params)
{
struct rte_cryptodev *dev;
- char crypto_dev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
struct aesni_mb_private *internals;
enum aesni_mb_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)) {
- MB_LOG_ERR("AES instructions not supported by CPU");
+ AESNI_MB_LOG(ERR, "AES instructions not supported by CPU");
return -EFAULT;
}
+ dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
+ if (dev == NULL) {
+ AESNI_MB_LOG(ERR, "failed to create cryptodev vdev");
+ return -ENODEV;
+ }
+
/* Check CPU for supported vector instruction set */
if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX512F))
vector_mode = RTE_AESNI_MB_AVX512;
vector_mode = RTE_AESNI_MB_AVX2;
else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX))
vector_mode = RTE_AESNI_MB_AVX;
- else if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_SSE4_1))
+ else
vector_mode = RTE_AESNI_MB_SSE;
- else {
- MB_LOG_ERR("Vector instructions are not supported by CPU");
- return -EFAULT;
- }
-
- /* create a unique device name */
- if (create_unique_device_name(crypto_dev_name,
- RTE_CRYPTODEV_NAME_MAX_LEN) != 0) {
- MB_LOG_ERR("failed to create unique cryptodev name");
- return -EINVAL;
- }
-
- dev = rte_cryptodev_pmd_virtual_dev_init(crypto_dev_name,
- sizeof(struct aesni_mb_private), init_params->socket_id);
- if (dev == NULL) {
- MB_LOG_ERR("failed to create cryptodev vdev");
- goto init_error;
- }
-
- dev->dev_type = RTE_CRYPTODEV_AESNI_MB_PMD;
+ dev->driver_id = cryptodev_driver_id;
dev->dev_ops = rte_aesni_mb_pmd_ops;
/* register rx/tx burst functions for data path */
RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
RTE_CRYPTODEV_FF_CPU_AESNI;
+ mb_mgr = alloc_mb_mgr(0);
+ if (mb_mgr == NULL)
+ return -ENOMEM;
+
switch (vector_mode) {
case RTE_AESNI_MB_SSE:
dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_SSE;
+ init_mb_mgr_sse(mb_mgr);
break;
case RTE_AESNI_MB_AVX:
dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX;
+ init_mb_mgr_avx(mb_mgr);
break;
case RTE_AESNI_MB_AVX2:
dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX2;
+ init_mb_mgr_avx2(mb_mgr);
break;
case RTE_AESNI_MB_AVX512:
dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX512;
+ init_mb_mgr_avx512(mb_mgr);
break;
default:
- break;
+ AESNI_MB_LOG(ERR, "Unsupported vector mode %u\n", vector_mode);
+ goto error_exit;
}
/* Set vector instructions mode supported */
internals->vector_mode = vector_mode;
internals->max_nb_queue_pairs = init_params->max_nb_queue_pairs;
- internals->max_nb_sessions = init_params->max_nb_sessions;
+ internals->mb_mgr = mb_mgr;
+
+ AESNI_MB_LOG(INFO, "IPSec Multi-buffer library version used: %s\n",
+ imb_get_version_str());
return 0;
-init_error:
- MB_LOG_ERR("driver %s: cryptodev_aesni_create failed", name);
- cryptodev_aesni_mb_remove(crypto_dev_name);
- return -EFAULT;
-}
+error_exit:
+ if (mb_mgr)
+ free_mb_mgr(mb_mgr);
+
+ rte_cryptodev_pmd_destroy(dev);
+ return -1;
+}
static int
-cryptodev_aesni_mb_probe(const char *name,
- const char *input_args)
+cryptodev_aesni_mb_probe(struct rte_vdev_device *vdev)
{
- struct rte_crypto_vdev_init_params init_params = {
- RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_QUEUE_PAIRS,
- RTE_CRYPTODEV_VDEV_DEFAULT_MAX_NB_SESSIONS,
- rte_socket_id()
+ struct rte_cryptodev_pmd_init_params init_params = {
+ "",
+ sizeof(struct aesni_mb_private),
+ rte_socket_id(),
+ RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
};
+ const char *name, *args;
+ int retval;
- rte_cryptodev_parse_vdev_init_params(&init_params, input_args);
+ name = rte_vdev_device_name(vdev);
+ if (name == NULL)
+ return -EINVAL;
- RTE_LOG(INFO, PMD, "Initialising %s on NUMA node %d\n", name,
- init_params.socket_id);
- RTE_LOG(INFO, PMD, " Max number of queue pairs = %d\n",
- init_params.max_nb_queue_pairs);
- RTE_LOG(INFO, PMD, " Max number of sessions = %d\n",
- init_params.max_nb_sessions);
+ args = rte_vdev_device_args(vdev);
- return cryptodev_aesni_mb_create(name, &init_params);
+ retval = rte_cryptodev_pmd_parse_input_args(&init_params, args);
+ if (retval) {
+ AESNI_MB_LOG(ERR, "Failed to parse initialisation arguments[%s]",
+ args);
+ return -EINVAL;
+ }
+
+ return cryptodev_aesni_mb_create(name, vdev, &init_params);
}
static int
-cryptodev_aesni_mb_remove(const char *name)
+cryptodev_aesni_mb_remove(struct rte_vdev_device *vdev)
{
+ struct rte_cryptodev *cryptodev;
+ struct aesni_mb_private *internals;
+ const char *name;
+
+ name = rte_vdev_device_name(vdev);
if (name == NULL)
return -EINVAL;
- RTE_LOG(INFO, PMD, "Closing AESNI crypto device %s on numa socket %u\n",
- name, rte_socket_id());
+ cryptodev = rte_cryptodev_pmd_get_named_dev(name);
+ if (cryptodev == NULL)
+ return -ENODEV;
- return 0;
+ internals = cryptodev->data->dev_private;
+
+ free_mb_mgr(internals->mb_mgr);
+
+ return rte_cryptodev_pmd_destroy(cryptodev);
}
static struct rte_vdev_driver cryptodev_aesni_mb_pmd_drv = {
.remove = cryptodev_aesni_mb_remove
};
+static struct cryptodev_driver aesni_mb_crypto_drv;
+
RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_AESNI_MB_PMD, cryptodev_aesni_mb_pmd_drv);
RTE_PMD_REGISTER_ALIAS(CRYPTODEV_NAME_AESNI_MB_PMD, cryptodev_aesni_mb_pmd);
RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_AESNI_MB_PMD,
"max_nb_queue_pairs=<int> "
- "max_nb_sessions=<int> "
"socket_id=<int>");
+RTE_PMD_REGISTER_CRYPTO_DRIVER(aesni_mb_crypto_drv,
+ cryptodev_aesni_mb_pmd_drv.driver,
+ cryptodev_driver_id);
+
+RTE_INIT(aesni_mb_init_log)
+{
+ aesni_mb_logtype_driver = rte_log_register("pmd.crypto.aesni_mb");
+}
git.droids-corp.org / dpdk.git / blobdiff