From c3f15def2ebe9cc255cf0e5cf32aa171f5b4326d Mon Sep 17 00:00:00 2001 From: Luca Boccassi Date: Wed, 7 Mar 2018 11:22:30 +0000 Subject: New upstream version 17.11.1 Change-Id: Ida1700b5dac8649fc563670a37278e636bea051c Signed-off-by: Luca Boccassi --- drivers/crypto/qat/qat_crypto.c | 28 +++++++++++++++++----------- 1 file changed, 17 insertions(+), 11 deletions(-) (limited to 'drivers/crypto/qat/qat_crypto.c') diff --git a/drivers/crypto/qat/qat_crypto.c b/drivers/crypto/qat/qat_crypto.c index a572967c..acd979d2 100644 --- a/drivers/crypto/qat/qat_crypto.c +++ b/drivers/crypto/qat/qat_crypto.c @@ -69,6 +69,10 @@ #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, @@ -121,16 +125,16 @@ bpi_cipher_encrypt(uint8_t *src, uint8_t *dst, { 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; @@ -150,16 +154,16 @@ bpi_cipher_decrypt(uint8_t *src, uint8_t *dst, { 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; @@ -844,7 +848,7 @@ static inline uint32_t 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; @@ -899,7 +903,7 @@ static inline uint32_t 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; @@ -1367,7 +1371,9 @@ qat_write_hw_desc_entry(struct rte_crypto_op *op, uint8_t *out_msg, } 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; } -- cgit 1.2.3-korg