/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2015-2017 Intel Corporation
+ * Copyright(c) 2015-2018 Intel Corporation
*/
#include <stdio.h>
#include "adf_transport_access_macros.h"
#define BYTE_LENGTH 8
+/* bpi is only used for partial blocks of DES and AES
+ * so AES block len can be assumed as max len for iv, src and dst
+ */
+#define BPI_MAX_ENCR_IV_LEN ICP_QAT_HW_AES_BLK_SZ
static int
qat_is_cipher_alg_supported(enum rte_crypto_cipher_algorithm algo,
{
EVP_CIPHER_CTX *ctx = (EVP_CIPHER_CTX *)bpi_ctx;
int encrypted_ivlen;
- uint8_t encrypted_iv[16];
- int i;
+ uint8_t encrypted_iv[BPI_MAX_ENCR_IV_LEN];
+ uint8_t *encr = encrypted_iv;
/* ECB method: encrypt the IV, then XOR this with plaintext */
if (EVP_EncryptUpdate(ctx, encrypted_iv, &encrypted_ivlen, iv, ivlen)
<= 0)
goto cipher_encrypt_err;
- for (i = 0; i < srclen; i++)
- *(dst+i) = *(src+i)^(encrypted_iv[i]);
+ for (; srclen != 0; --srclen, ++dst, ++src, ++encr)
+ *dst = *src ^ *encr;
return 0;
{
EVP_CIPHER_CTX *ctx = (EVP_CIPHER_CTX *)bpi_ctx;
int encrypted_ivlen;
- uint8_t encrypted_iv[16];
- int i;
+ uint8_t encrypted_iv[BPI_MAX_ENCR_IV_LEN];
+ uint8_t *encr = encrypted_iv;
/* ECB method: encrypt (not decrypt!) the IV, then XOR with plaintext */
if (EVP_EncryptUpdate(ctx, encrypted_iv, &encrypted_ivlen, iv, ivlen)
<= 0)
goto cipher_decrypt_err;
- for (i = 0; i < srclen; i++)
- *(dst+i) = *(src+i)^(encrypted_iv[i]);
+ for (; srclen != 0; --srclen, ++dst, ++src, ++encr)
+ *dst = *src ^ *encr;
return 0;
cipher_decrypt_err:
- PMD_DRV_LOG(ERR, "libcrypto ECB cipher encrypt for BPI IV failed");
+ PMD_DRV_LOG(ERR, "libcrypto ECB cipher decrypt for BPI IV failed");
return -EINVAL;
}
qat_bpicipher_preprocess(struct qat_session *ctx,
struct rte_crypto_op *op)
{
- uint8_t block_len = qat_cipher_get_block_size(ctx->qat_cipher_alg);
+ int block_len = qat_cipher_get_block_size(ctx->qat_cipher_alg);
struct rte_crypto_sym_op *sym_op = op->sym;
uint8_t last_block_len = block_len > 0 ?
sym_op->cipher.data.length % block_len : 0;
qat_bpicipher_postprocess(struct qat_session *ctx,
struct rte_crypto_op *op)
{
- uint8_t block_len = qat_cipher_get_block_size(ctx->qat_cipher_alg);
+ int block_len = qat_cipher_get_block_size(ctx->qat_cipher_alg);
struct rte_crypto_sym_op *sym_op = op->sym;
uint8_t last_block_len = block_len > 0 ?
sym_op->cipher.data.length % block_len : 0;
void *cur_desc = (uint8_t *)q->base_addr + old_head;
if (new_head < old_head) {
- memset(cur_desc, ADF_RING_EMPTY_SIG, max_head - old_head);
- memset(q->base_addr, ADF_RING_EMPTY_SIG, new_head);
+ memset(cur_desc, ADF_RING_EMPTY_SIG_BYTE, max_head - old_head);
+ memset(q->base_addr, ADF_RING_EMPTY_SIG_BYTE, new_head);
} else {
- memset(cur_desc, ADF_RING_EMPTY_SIG, new_head - old_head);
+ memset(cur_desc, ADF_RING_EMPTY_SIG_BYTE, new_head - old_head);
}
q->nb_processed_responses = 0;
q->csr_head = new_head;
}
min_ofs = auth_ofs;
- auth_param->auth_res_addr = op->sym->auth.digest.phys_addr;
+ if (likely(ctx->qat_hash_alg != ICP_QAT_HW_AUTH_ALGO_NULL))
+ auth_param->auth_res_addr =
+ op->sym->auth.digest.phys_addr;
}