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qat_evp.c
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/* ====================================================================
*
*
* BSD LICENSE
*
* Copyright(c) 2019-2023 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.
*
*
* ====================================================================
*/
/*****************************************************************************
* @file qat_evp.c
*
* This file provides an initialisation of the various operations at the EVP
* layer for an OpenSSL engine.
*
*****************************************************************************/
#ifndef _GNU_SOURCE
# define _GNU_SOURCE
#endif
#include <stddef.h>
#include <stdarg.h>
#include "openssl/ossl_typ.h"
#ifndef QAT_BORINGSSL
#include "openssl/kdf.h"
#endif
#include "openssl/evp.h"
#include "e_qat.h"
#include "qat_evp.h"
#include "qat_utils.h"
#ifdef QAT_HW
# include "qat_hw_rsa.h"
# include "qat_hw_sm4_cbc.h"
# ifndef QAT_BORINGSSL
# include "qat_hw_ciphers.h"
# endif /* QAT_BORINGSSL */
# include "qat_hw_ec.h"
# ifndef QAT_BORINGSSL
# include "qat_hw_gcm.h"
# include "qat_hw_sha3.h"
# include "qat_hw_chachapoly.h"
# include "qat_hw_sm3.h"
# endif /* QAT_BORINGSSL */
#endif
#ifdef ENABLE_QAT_SW_GCM
# ifndef QAT_BORINGSSL
# include "qat_sw_gcm.h"
# endif /* QAT_BORINGSSL */
#endif
#ifdef QAT_SW
# ifndef QAT_BORINGSSL
# include "qat_sw_ecx.h"
# include "qat_sw_sm3.h"
# endif /* QAT_BORINGSSL */
# include "qat_sw_ec.h"
# include "qat_sw_rsa.h"
# include "qat_sw_sm3.h"
# ifndef QAT_BORINGSSL
# include "qat_sw_sm4_cbc.h"
# endif /* QAT_BORINGSSL */
# include "crypto_mb/cpu_features.h"
# ifndef QAT_BORINGSSL
# ifdef ENABLE_QAT_SW_SM4_GCM
# include "qat_sw_sm4_gcm.h"
# include "crypto_mb/sm4_gcm.h"
# endif
# ifdef ENABLE_QAT_SW_SM4_CCM
# include "qat_sw_sm4_ccm.h"
# include "crypto_mb/sm4_ccm.h"
# endif
# endif /* QAT_BORINGSSL */
#endif
#ifdef QAT_HW_INTREE
# define ENABLE_QAT_HW_SHA3
# define ENABLE_QAT_HW_CHACHAPOLY
#endif
#ifndef SM4_BLOCK_SIZE
# define SM4_BLOCK_SIZE 16
#endif
# ifndef QAT_BORINGSSL
typedef struct _chained_info {
const int nid;
EVP_CIPHER *cipher;
const int keylen;
} chained_info;
static chained_info info[] = {
#ifdef ENABLE_QAT_HW_CIPHERS
# ifdef QAT_INSECURE_ALGO
{NID_aes_128_cbc_hmac_sha1, NULL, AES_KEY_SIZE_128},
{NID_aes_256_cbc_hmac_sha1, NULL, AES_KEY_SIZE_256},
# endif
{NID_aes_128_cbc_hmac_sha256, NULL, AES_KEY_SIZE_128},
{NID_aes_256_cbc_hmac_sha256, NULL, AES_KEY_SIZE_256},
#endif
#ifdef ENABLE_QAT_HW_CHACHAPOLY
{NID_chacha20_poly1305, NULL, CHACHA_KEY_SIZE},
#endif
#if defined(ENABLE_QAT_HW_GCM) || defined(ENABLE_QAT_SW_GCM)
{NID_aes_128_gcm, NULL, AES_KEY_SIZE_128},
{NID_aes_192_gcm, NULL, AES_KEY_SIZE_192},
{NID_aes_256_gcm, NULL, AES_KEY_SIZE_256},
#endif
#if defined(ENABLE_QAT_HW_SM4_CBC) || defined(ENABLE_QAT_SW_SM4_CBC)
/* sm4-cbc key size is fixed to 128 bits (16 bytes) */
{NID_sm4_cbc, NULL, SM4_KEY_SIZE},
#endif
#ifdef ENABLE_QAT_SW_SM4_GCM
{NID_sm4_gcm, NULL, SM4_KEY_SIZE},
#endif
#ifdef ENABLE_QAT_SW_SM4_CCM
{NID_sm4_ccm, NULL, SM4_KEY_SIZE},
#endif
};
static const unsigned int num_cc = sizeof(info) / sizeof(chained_info);
/* Qat Symmetric cipher function register */
int qat_cipher_nids[] = {
#ifdef ENABLE_QAT_HW_CIPHERS
# ifdef QAT_INSECURE_ALGO
NID_aes_128_cbc_hmac_sha1,
NID_aes_256_cbc_hmac_sha1,
# endif
NID_aes_128_cbc_hmac_sha256,
NID_aes_256_cbc_hmac_sha256,
#endif
#ifdef ENABLE_QAT_HW_CHACHAPOLY
NID_chacha20_poly1305,
#endif
#if defined(ENABLE_QAT_HW_GCM) || defined(ENABLE_QAT_SW_GCM)
NID_aes_128_gcm,
NID_aes_192_gcm,
NID_aes_256_gcm,
#endif
#if defined(ENABLE_QAT_HW_SM4_CBC) || defined(ENABLE_QAT_SW_SM4_CBC)
NID_sm4_cbc,
#endif
#ifdef ENABLE_QAT_SW_SM4_GCM
NID_sm4_gcm,
#endif
#ifdef ENABLE_QAT_SW_SM4_CCM
NID_sm4_ccm,
#endif
};
/* Supported EVP nids */
int qat_evp_nids[] = {
# ifdef ENABLE_QAT_HW_PRF
EVP_PKEY_TLS1_PRF,
# endif
# ifdef ENABLE_QAT_HW_HKDF
EVP_PKEY_HKDF,
# endif
# if defined(ENABLE_QAT_HW_ECX) || defined(ENABLE_QAT_SW_ECX)
EVP_PKEY_X25519,
# endif
# ifdef ENABLE_QAT_HW_ECX
EVP_PKEY_X448,
# endif
# ifdef ENABLE_QAT_SW_SM2
EVP_PKEY_SM2
# endif
};
const int num_evp_nids = sizeof(qat_evp_nids) / sizeof(qat_evp_nids[0]);
typedef struct _digest_data {
const int m_type;
EVP_MD *md;
const int pkey_type;
} digest_data;
static digest_data digest_info[] = {
#ifdef ENABLE_QAT_HW_SHA3
# ifdef QAT_INSECURE_ALGO
{ NID_sha3_224, NULL, NID_RSA_SHA3_224},
# endif
{ NID_sha3_256, NULL, NID_RSA_SHA3_256},
{ NID_sha3_384, NULL, NID_RSA_SHA3_384},
{ NID_sha3_512, NULL, NID_RSA_SHA3_512},
#endif
#if defined(ENABLE_QAT_SW_SM3) || defined(ENABLE_QAT_HW_SM3)
{ NID_sm3, NULL, NID_sm3WithRSAEncryption},
#endif
};
/* QAT Hash Algorithm register */
int qat_digest_nids[] = {
#ifdef ENABLE_QAT_HW_SHA3
# ifdef QAT_INSECURE_ALGO
NID_sha3_224,
# endif
NID_sha3_256,
NID_sha3_384,
NID_sha3_512,
# endif
#if defined(ENABLE_QAT_SW_SM3) || defined(ENABLE_QAT_HW_SM3)
NID_sm3,
#endif
};
const int num_digest_nids = sizeof(qat_digest_nids) / sizeof(qat_digest_nids[0]);
# ifndef ENABLE_QAT_SMALL_PKT_OFFLOAD
typedef struct cipher_threshold_table_s {
int nid;
int threshold;
} PKT_THRESHOLD;
static PKT_THRESHOLD qat_pkt_threshold_table[] = {
# ifdef ENABLE_QAT_HW_CIPHERS
# ifdef QAT_INSECURE_ALGO
{NID_aes_128_cbc_hmac_sha1, CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_DEFAULT},
{NID_aes_256_cbc_hmac_sha1, CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_DEFAULT},
# endif
{NID_aes_128_cbc_hmac_sha256,
CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_DEFAULT},
{NID_aes_256_cbc_hmac_sha256,
CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_DEFAULT},
# endif
# ifdef ENABLE_QAT_HW_SHA3
# ifdef QAT_INSECURE_ALGO
{NID_sha3_224, CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_DEFAULT},
# endif
{NID_sha3_256, CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_DEFAULT},
{NID_sha3_384, CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_DEFAULT},
{NID_sha3_512, CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_DEFAULT},
# endif
# ifdef ENABLE_QAT_HW_CHACHAPOLY
{NID_chacha20_poly1305, CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_DEFAULT},
# endif
#if defined(ENABLE_QAT_HW_SM4_CBC) || defined(ENABLE_QAT_SW_SM4_CBC)
{NID_sm4_cbc, CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_SM4_CBC},
# endif
# ifdef ENABLE_QAT_HW_SM3
{NID_sm3, CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD_HW_SM3},
# endif
};
static int pkt_threshold_table_size =
(sizeof(qat_pkt_threshold_table) / sizeof(qat_pkt_threshold_table[0]));
# endif
#endif /* QAT_BORINGSSL */
static EC_KEY_METHOD *qat_ec_method = NULL;
static RSA_METHOD *qat_rsa_method = NULL;
#ifdef QAT_BORINGSSL
static RSA_METHOD null_rsa_method = {.common={.is_static = 1}};
static EC_KEY_METHOD null_ecdsa_method = {.common={.is_static = 1}};
#endif /* QAT_BORINGSSL */
#ifndef QAT_BORINGSSL
static EVP_PKEY_METHOD *_hidden_x25519_pmeth = NULL;
/* Have a store of the s/w EVP_PKEY_METHOD for software fallback purposes. */
const EVP_PKEY_METHOD *sw_x25519_pmeth = NULL;
static EVP_PKEY_METHOD *_hidden_x448_pmeth = NULL;
/* Have a store of the s/w EVP_PKEY_METHOD for software fallback purposes. */
const EVP_PKEY_METHOD *sw_x448_pmeth = NULL;
const EVP_MD *qat_sw_create_sm3_meth(int nid , int key_type)
{
#ifdef ENABLE_QAT_SW_SM3
int res = 1;
EVP_MD *qat_sw_sm3_meth = NULL;
if (qat_sw_offload &&
(qat_sw_algo_enable_mask & ALGO_ENABLE_MASK_SM3)) {
if ((qat_sw_sm3_meth = EVP_MD_meth_new(nid, key_type)) == NULL) {
WARN("Failed to allocate digest methods for nid %d\n", nid);
return NULL;
}
/* For now check using MBX_ALGO_X25519 as algo info for sm3 is not implemented */
if (mbx_get_algo_info(MBX_ALGO_X25519)) {
res &= EVP_MD_meth_set_result_size(qat_sw_sm3_meth, 32);
res &= EVP_MD_meth_set_input_blocksize(qat_sw_sm3_meth, SM3_MSG_BLOCK_SIZE);
res &= EVP_MD_meth_set_app_datasize(qat_sw_sm3_meth, sizeof(EVP_MD *) + sizeof(SM3_CTX_mb));
res &= EVP_MD_meth_set_flags(qat_sw_sm3_meth, EVP_MD_CTX_FLAG_REUSE);
res &= EVP_MD_meth_set_init(qat_sw_sm3_meth, qat_sw_sm3_init);
res &= EVP_MD_meth_set_update(qat_sw_sm3_meth, qat_sw_sm3_update);
res &= EVP_MD_meth_set_final(qat_sw_sm3_meth, qat_sw_sm3_final);
}
if (0 == res) {
WARN("Failed to set MD methods for nid %d\n", nid);
EVP_MD_meth_free(qat_sw_sm3_meth);
return NULL;
}
qat_sw_sm3_offload = 1;
DEBUG("QAT SW SM3 Registration succeeded\n");
return qat_sw_sm3_meth;
} else {
qat_sw_sm3_offload = 0;
DEBUG("QAT SW SM3 is disabled, using OpenSSL SW\n");
return (EVP_MD *)EVP_sm3();
}
#else
qat_sw_sm3_offload = 0;
DEBUG("QAT SW SM3 is disabled, using OpenSSL SW\n");
return (EVP_MD *)EVP_sm3();
#endif
}
/******************************************************************************
* function:
* qat_create_digest_meth(void)
*
* description:
* Creates qat EVP MD methods.
******************************************************************************/
void qat_create_digest_meth(void)
{
int i;
/* free the old method while algorithm reload */
if (qat_reload_algo)
qat_free_digest_meth();
for (i = 0; i < num_digest_nids; i++) {
if (digest_info[i].md == NULL) {
switch (digest_info[i].m_type) {
#ifdef ENABLE_QAT_HW_SHA3
# ifdef QAT_INSECURE_ALGO
case NID_sha3_224:
# endif
case NID_sha3_256:
case NID_sha3_384:
case NID_sha3_512:
digest_info[i].md = (EVP_MD *)
qat_create_sha3_meth(digest_info[i].m_type , digest_info[i].pkey_type);
break;
#endif
#ifdef ENABLE_QAT_SW_SM3
case NID_sm3:
digest_info[i].md = (EVP_MD *)
qat_sw_create_sm3_meth(digest_info[i].m_type , digest_info[i].pkey_type);
break;
#endif
#ifdef ENABLE_QAT_HW_SM3
case NID_sm3:
digest_info[i].md = (EVP_MD *)
qat_hw_create_sm3_meth(digest_info[i].m_type , digest_info[i].pkey_type);
break;
#endif
default:
break;
}
}
}
}
void qat_free_digest_meth(void)
{
int i;
for (i = 0; i < num_digest_nids; i++) {
if (digest_info[i].md != NULL) {
switch (digest_info[i].m_type) {
#ifdef ENABLE_QAT_HW_SHA3
# ifdef QAT_INSECURE_ALGO
case NID_sha3_224:
# endif
case NID_sha3_256:
case NID_sha3_384:
case NID_sha3_512:
if (qat_hw_sha_offload)
EVP_MD_meth_free(digest_info[i].md);
break;
#endif
#ifdef ENABLE_QAT_SW_SM3
case NID_sm3:
if (qat_sw_sm3_offload)
EVP_MD_meth_free(digest_info[i].md);
break;
#endif
#ifdef ENABLE_QAT_HW_SM3
case NID_sm3:
if (qat_hw_sm3_offload)
EVP_MD_meth_free(digest_info[i].md);
break;
#endif
}
digest_info[i].md = NULL;
}
}
qat_hw_sha_offload = 0;
qat_sw_sm3_offload = 0;
qat_hw_sm3_offload = 0;
}
/******************************************************************************
* function:
* qat_digest_methods(ENGINE *e,
* const EVP_MD **md,
* const int **nids,
* int nid)
*
* @param e [IN] - OpenSSL engine pointer
* @param pmeth [IN] - EVP methods structure pointer
* @param nids [IN] - EVP function nids
* @param nid [IN] - EVP operation id
*
* description:
* QAT engine digest operations register.
******************************************************************************/
int qat_digest_methods(ENGINE *e, const EVP_MD **md,
const int **nids, int nid)
{
int i;
if (md == NULL) {
if (unlikely(nids == NULL)) {
WARN("Invalid input params.\n");
return 0;
}
*nids = qat_digest_nids;
return num_digest_nids;
}
for (i = 0; i < num_digest_nids; i++) {
if (nid == qat_digest_nids[i]) {
if (digest_info[i].md == NULL)
qat_create_digest_meth();
*md = digest_info[i].md;
return 1;
}
}
WARN("NID %d not supported\n", nid);
*md = NULL;
return 0;
}
#ifdef QAT_OPENSSL_3
/* The following 3 functions are only used for
* TLSv1.3 with OpenSSL 3 Engine API.
*/
int qat_ecx_paramgen_init(EVP_PKEY_CTX *ctx)
{
return 1;
}
int qat_ecx25519_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
{
if (pkey == NULL) {
pkey = EVP_PKEY_new();
if (pkey == NULL) {
WARN("Couldn't allocate pkey.\n");
return -1;
}
}
return EVP_PKEY_set_type(pkey, NID_X25519);
}
int qat_ecx448_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
{
if (pkey == NULL) {
pkey = EVP_PKEY_new();
if (pkey == NULL) {
WARN("Couldn't allocate pkey.\n");
return -1;
}
}
return EVP_PKEY_set_type(pkey, NID_X448);
}
#endif
EVP_PKEY_METHOD *qat_x25519_pmeth(void)
{
if (_hidden_x25519_pmeth) {
if (!qat_reload_algo)
return _hidden_x25519_pmeth;
EVP_PKEY_meth_free(_hidden_x25519_pmeth);
_hidden_x25519_pmeth = NULL;
}
if ((_hidden_x25519_pmeth =
EVP_PKEY_meth_new(EVP_PKEY_X25519, 0)) == NULL) {
QATerr(QAT_F_QAT_X25519_PMETH, QAT_R_ALLOC_QAT_X25519_METH_FAILURE);
return NULL;
}
/* Now save the current (non-offloaded) x25519 pmeth to sw_x25519_pmeth */
/* for software fallback purposes */
if ((sw_x25519_pmeth = EVP_PKEY_meth_find(EVP_PKEY_X25519)) == NULL) {
QATerr(QAT_F_QAT_X25519_PMETH, ERR_R_INTERNAL_ERROR);
return NULL;
}
#ifdef ENABLE_QAT_HW_ECX
if (qat_hw_offload && (qat_hw_algo_enable_mask & ALGO_ENABLE_MASK_ECX25519)) {
EVP_PKEY_meth_set_keygen(_hidden_x25519_pmeth, NULL, qat_pkey_ecx25519_keygen);
EVP_PKEY_meth_set_derive(_hidden_x25519_pmeth, NULL, qat_pkey_ecx_derive25519);
# ifdef QAT_OPENSSL_3
EVP_PKEY_meth_set_paramgen(_hidden_x25519_pmeth, qat_ecx_paramgen_init,
qat_ecx25519_paramgen);
# endif /* QAT_OPENSSL_3 */
# ifndef QAT_OPENSSL_PROVIDER
EVP_PKEY_meth_set_ctrl(_hidden_x25519_pmeth, qat_pkey_ecx_ctrl, NULL);
# endif
qat_hw_ecx_offload = 1;
DEBUG("QAT HW X25519 registration succeeded\n");
# ifdef ENABLE_QAT_SW_ECX
if (qat_sw_offload &&
(qat_sw_algo_enable_mask & ALGO_ENABLE_MASK_ECX25519) &&
mbx_get_algo_info(MBX_ALGO_X25519)) {
qat_ecx_coexist = 1;
DEBUG("QAT ECX25519 HW&SW Coexistence is enabled \n");
}
# endif
} else {
qat_hw_ecx_offload = 0;
DEBUG("QAT HW X25519 is disabled\n");
}
#endif
#ifdef ENABLE_QAT_SW_ECX
if (qat_sw_offload && !qat_hw_ecx_offload &&
(qat_sw_algo_enable_mask & ALGO_ENABLE_MASK_ECX25519) &&
mbx_get_algo_info(MBX_ALGO_X25519)) {
EVP_PKEY_meth_set_keygen(_hidden_x25519_pmeth, NULL, multibuff_x25519_keygen);
EVP_PKEY_meth_set_derive(_hidden_x25519_pmeth, NULL, multibuff_x25519_derive);
# ifdef QAT_OPENSSL_3
EVP_PKEY_meth_set_paramgen(_hidden_x25519_pmeth, qat_ecx_paramgen_init,
qat_ecx25519_paramgen);
# endif /* QAT_OPENSSL_3 */
# ifndef QAT_OPENSSL_PROVIDER
EVP_PKEY_meth_set_ctrl(_hidden_x25519_pmeth, multibuff_x25519_ctrl, NULL);
# endif
qat_sw_ecx_offload = 1;
DEBUG("QAT SW X25519 registration succeeded\n");
} else {
qat_sw_ecx_offload = 0;
DEBUG("QAT SW X25519 disabled\n");
}
#endif
if (qat_hw_ecx_offload == 0 && qat_sw_ecx_offload == 0)
EVP_PKEY_meth_copy(_hidden_x25519_pmeth, sw_x25519_pmeth);
return _hidden_x25519_pmeth;
}
EVP_PKEY_METHOD *qat_x448_pmeth(void)
{
if (_hidden_x448_pmeth) {
if (!qat_reload_algo)
return _hidden_x448_pmeth;
EVP_PKEY_meth_free(_hidden_x448_pmeth);
_hidden_x448_pmeth = NULL;
}
if ((_hidden_x448_pmeth =
EVP_PKEY_meth_new(EVP_PKEY_X448, 0)) == NULL) {
QATerr(QAT_F_QAT_X448_PMETH, QAT_R_ALLOC_QAT_X448_METH_FAILURE);
return NULL;
}
/* Now save the current (non-offloaded) x448 pmeth to sw_x448_pmeth */
/* for software fallback purposes */
if ((sw_x448_pmeth = EVP_PKEY_meth_find(EVP_PKEY_X448)) == NULL) {
QATerr(QAT_F_QAT_X448_PMETH, ERR_R_INTERNAL_ERROR);
return NULL;
}
#ifdef ENABLE_QAT_HW_ECX
if (qat_hw_offload && (qat_hw_algo_enable_mask & ALGO_ENABLE_MASK_ECX448)) {
EVP_PKEY_meth_set_keygen(_hidden_x448_pmeth, NULL, qat_pkey_ecx448_keygen);
EVP_PKEY_meth_set_derive(_hidden_x448_pmeth, NULL, qat_pkey_ecx_derive448);
# ifdef QAT_OPENSSL_3
EVP_PKEY_meth_set_paramgen(_hidden_x448_pmeth, qat_ecx_paramgen_init, qat_ecx448_paramgen);
# endif /* QAT_OPENSSL_3 */
# ifndef QAT_OPENSSL_PROVIDER
EVP_PKEY_meth_set_ctrl(_hidden_x448_pmeth, qat_pkey_ecx_ctrl, NULL);
# endif
qat_hw_ecx_offload = 1;
DEBUG("QAT HW ECDH X448 Registration succeeded\n");
} else {
qat_hw_ecx_offload = 0;
}
#else
qat_hw_ecx_offload = 0;
#endif
if (!qat_hw_ecx_offload) {
EVP_PKEY_meth_copy(_hidden_x448_pmeth, sw_x448_pmeth);
DEBUG("QAT HW ECDH X448 is disabled, using OpenSSL SW\n");
}
return _hidden_x448_pmeth;
}
/******************************************************************************
* function:
* qat_create_pkey_meth(int nid)
*
* @param nid [IN] - EVP operation id
*
* description:
* Creates qat EVP Pkey methods for the nid
******************************************************************************/
static EVP_PKEY_METHOD *qat_create_pkey_meth(int nid)
{
switch (nid) {
#ifdef ENABLE_QAT_HW_PRF
case EVP_PKEY_TLS1_PRF:
return qat_prf_pmeth();
#endif
#ifdef ENABLE_QAT_HW_HKDF
case EVP_PKEY_HKDF:
return qat_hkdf_pmeth();
#endif
#if defined(ENABLE_QAT_HW_ECX) || defined(ENABLE_QAT_SW_ECX)
case EVP_PKEY_X25519:
return qat_x25519_pmeth();
#endif
#ifdef ENABLE_QAT_HW_ECX
case EVP_PKEY_X448:
return qat_x448_pmeth();
#endif
#ifdef ENABLE_QAT_SW_SM2
case EVP_PKEY_SM2:
return mb_sm2_pmeth();
#endif
default:
WARN("Invalid nid %d\n", nid);
return NULL;
}
}
/******************************************************************************
* function:
* qat_pkey_methods(ENGINE *e,
* const EVP_PKEY_METHOD **pmeth,
* const int **nids,
* int nid)
*
* @param e [IN] - OpenSSL engine pointer
* @param pmeth [IN] - EVP methods structure pointer
* @param nids [IN] - EVP functions nids
* @param nid [IN] - EVP operation id
*
* description:
* QAT engine digest operations registrar
******************************************************************************/
int qat_pkey_methods(ENGINE *e, EVP_PKEY_METHOD **pmeth,
const int **nids, int nid)
{
int i = 0;
if (pmeth == NULL) {
if (unlikely(nids == NULL)) {
WARN("Invalid input params.\n");
return 0;
}
*nids = qat_evp_nids;
return num_evp_nids;
}
for (i = 0; i < num_evp_nids; i++) {
if (nid == qat_evp_nids[i]) {
*pmeth = qat_create_pkey_meth(nid);
return 1;
}
}
WARN("NID %d not supported\n", nid);
*pmeth = NULL;
return 0;
}
static inline const EVP_CIPHER *qat_gcm_cipher_sw_impl(int nid)
{
switch (nid) {
case NID_aes_128_gcm:
return EVP_aes_128_gcm();
case NID_aes_192_gcm:
return EVP_aes_192_gcm();
case NID_aes_256_gcm:
return EVP_aes_256_gcm();
default:
WARN("Invalid nid %d\n", nid);
return NULL;
}
}
/******************************************************************************
* function:
* qat_create_gcm_cipher_meth(int nid, int keylen)
*
* @param nid [IN] - Cipher NID to be created
* @param keylen [IN] - Key length of cipher [128|192|256]
* @retval - EVP_CIPHER * to created cipher
* @retval - NULL if failure
*
* description:
* Create a new EVP_CIPHER based on requested nid for qat_hw or qat_sw
******************************************************************************/
const EVP_CIPHER *qat_create_gcm_cipher_meth(int nid, int keylen)
{
EVP_CIPHER *c = NULL;
#if defined(ENABLE_QAT_SW_GCM) || defined(ENABLE_QAT_HW_GCM)
int res = 1;
#endif
if ((c = EVP_CIPHER_meth_new(nid, AES_GCM_BLOCK_SIZE, keylen)) == NULL) {
WARN("Failed to allocate cipher methods for nid %d\n", nid);
return NULL;
}
#ifdef ENABLE_QAT_SW_GCM
if (qat_sw_offload && (qat_sw_algo_enable_mask & ALGO_ENABLE_MASK_AES_GCM)) {
res &= EVP_CIPHER_meth_set_iv_length(c, IMB_GCM_IV_DATA_LEN);
res &= EVP_CIPHER_meth_set_flags(c, VAESGCM_FLAG);
#ifndef QAT_OPENSSL_PROVIDER
res &= EVP_CIPHER_meth_set_init(c, vaesgcm_ciphers_init);
res &= EVP_CIPHER_meth_set_do_cipher(c, vaesgcm_ciphers_do_cipher);
res &= EVP_CIPHER_meth_set_cleanup(c, vaesgcm_ciphers_cleanup);
#endif
res &= EVP_CIPHER_meth_set_impl_ctx_size(c, sizeof(vaesgcm_ctx));
res &= EVP_CIPHER_meth_set_set_asn1_params(c, NULL);
res &= EVP_CIPHER_meth_set_get_asn1_params(c, NULL);
#ifndef QAT_OPENSSL_PROVIDER
res &= EVP_CIPHER_meth_set_ctrl(c, vaesgcm_ciphers_ctrl);
#endif
if (0 == res) {
WARN("Failed to set cipher methods for nid %d\n", nid);
EVP_CIPHER_meth_free(c);
return NULL;
}
qat_sw_gcm_offload = 1;
DEBUG("QAT SW AES_GCM_%d registration succeeded\n", keylen*8);
} else {
qat_sw_gcm_offload = 0;
DEBUG("QAT SW AES_GCM_%d is disabled\n", keylen*8);
}
#endif
#ifdef ENABLE_QAT_HW_GCM
if (!qat_sw_gcm_offload && qat_hw_offload &&
(qat_hw_algo_enable_mask & ALGO_ENABLE_MASK_AES_GCM)) {
if (nid == NID_aes_192_gcm) {
EVP_CIPHER_meth_free(c);
DEBUG("OpenSSL SW AES_GCM_%d registration succeeded\n", keylen*8);
return qat_gcm_cipher_sw_impl(nid);
}
res &= EVP_CIPHER_meth_set_iv_length(c, AES_GCM_IV_LEN);
res &= EVP_CIPHER_meth_set_flags(c, QAT_GCM_FLAGS);
#ifndef QAT_OPENSSL_PROVIDER
res &= EVP_CIPHER_meth_set_init(c, qat_aes_gcm_init);
res &= EVP_CIPHER_meth_set_do_cipher(c, qat_aes_gcm_cipher);
res &= EVP_CIPHER_meth_set_cleanup(c, qat_aes_gcm_cleanup);
#endif
res &= EVP_CIPHER_meth_set_impl_ctx_size(c, sizeof(qat_gcm_ctx));
res &= EVP_CIPHER_meth_set_set_asn1_params(c, EVP_CIPH_FLAG_DEFAULT_ASN1 ?
NULL : EVP_CIPHER_set_asn1_iv);
res &= EVP_CIPHER_meth_set_get_asn1_params(c, EVP_CIPH_FLAG_DEFAULT_ASN1 ?
NULL : EVP_CIPHER_get_asn1_iv);
#ifndef QAT_OPENSSL_PROVIDER
res &= EVP_CIPHER_meth_set_ctrl(c, qat_aes_gcm_ctrl);
#endif
if (0 == res) {
WARN("Failed to set cipher methods for nid %d\n", nid);
EVP_CIPHER_meth_free(c);
return NULL;
}
qat_hw_gcm_offload = 1;
DEBUG("QAT HW AES_GCM_%d registration succeeded\n", keylen*8);
} else {
qat_hw_gcm_offload = 0;
DEBUG("QAT HW AES_GCM_%d is disabled\n", keylen*8);
}
#endif
if (!qat_sw_gcm_offload && !qat_hw_gcm_offload) {
DEBUG("OpenSSL SW AES_GCM_%d registration succeeded\n", keylen*8);
EVP_CIPHER_meth_free(c);
return qat_gcm_cipher_sw_impl(nid);
}
return c;
}
/******************************************************************************
* function:
* qat_create_sm4_cbc_cipher_meth(void)
*
* @param nid [IN] - Cipher NID to be created
* @param keylen [IN] - Key length of cipher [128|192|256]
* @retval - EVP_CIPHER * to created cipher
* @retval - EVP_CIPHER * EVP_sm4_cbc
* @retval - NULL if failure
*
* description:
* Create a new EVP_CIPHER based on requested nid for qat_hw or qat_sw
******************************************************************************/
const EVP_CIPHER *qat_create_sm4_cbc_cipher_meth(int nid, int keylen)
{
EVP_CIPHER *c = NULL;
#if (defined ENABLE_QAT_SW_SM4_CBC) || (defined ENABLE_QAT_HW_SM4_CBC)
int res = 1;
#endif
if ((c = EVP_CIPHER_meth_new(nid, SM4_BLOCK_SIZE, keylen)) == NULL) {
WARN("Failed to allocate cipher methods for nid %d\n", nid);
QATerr(QAT_F_QAT_CREATE_SM4_CBC_CIPHER_METH, QAT_R_SM4_MALLOC_FAILED);
return NULL;
}
#ifdef ENABLE_QAT_HW_SM4_CBC
if (qat_hw_offload &&
(qat_hw_algo_enable_mask & ALGO_ENABLE_MASK_SM4_CBC)) {
res &= EVP_CIPHER_meth_set_iv_length(c, SM4_CBC_IV_LEN);
res &= EVP_CIPHER_meth_set_flags(c, QAT_CBC_FLAGS);
res &= EVP_CIPHER_meth_set_init(c, qat_sm4_cbc_init);
res &= EVP_CIPHER_meth_set_do_cipher(c, qat_sm4_cbc_do_cipher);
res &= EVP_CIPHER_meth_set_cleanup(c, qat_sm4_cbc_cleanup);
res &= EVP_CIPHER_meth_set_impl_ctx_size(c, sizeof(qat_sm4_ctx));
res &= EVP_CIPHER_meth_set_set_asn1_params(c, EVP_CIPH_FLAG_DEFAULT_ASN1 ?
NULL : EVP_CIPHER_set_asn1_iv);
res &= EVP_CIPHER_meth_set_get_asn1_params(c, EVP_CIPH_FLAG_DEFAULT_ASN1 ?
NULL : EVP_CIPHER_get_asn1_iv);
/* SM4 CBC has no ctrl function. */
res &= EVP_CIPHER_meth_set_ctrl(c, NULL);
if (res == 0) {
WARN("Failed to set SM4 methods for nid %d\n", nid);
QATerr(QAT_F_QAT_CREATE_SM4_CBC_CIPHER_METH, QAT_R_SM4_SET_METHODS_FAILED);
EVP_CIPHER_meth_free(c);
return NULL;
}
qat_hw_sm4_cbc_offload = 1;
DEBUG("QAT HW SM4_CBC registration succeeded\n");
} else {
qat_hw_sm4_cbc_offload = 0;
DEBUG("OpenSSL SW SM4 CBC registration\n");
EVP_CIPHER_meth_free(c);
return (const EVP_CIPHER *)EVP_sm4_cbc();
}
#endif
#ifdef ENABLE_QAT_SW_SM4_CBC
if (!qat_hw_sm4_cbc_offload && qat_sw_offload &&
(qat_sw_algo_enable_mask & ALGO_ENABLE_MASK_SM4_CBC) &&
mbx_get_algo_info(MBX_ALGO_SM4)) {
res &= EVP_CIPHER_meth_set_iv_length(c, SM4_IV_LEN);
res &= EVP_CIPHER_meth_set_flags(c, SM4_CBC_CUSTOM_FLAGS);
res &= EVP_CIPHER_meth_set_init(c, qat_sw_sm4_cbc_key_init);
res &= EVP_CIPHER_meth_set_do_cipher(c, qat_sw_sm4_cbc_cipher);
res &= EVP_CIPHER_meth_set_cleanup(c, qat_sw_sm4_cbc_cleanup);
res &= EVP_CIPHER_meth_set_impl_ctx_size(c, sizeof(SM4_CBC_CTX));
res &= EVP_CIPHER_meth_set_set_asn1_params(c, NULL);
res &= EVP_CIPHER_meth_set_get_asn1_params(c, NULL);
res &= EVP_CIPHER_meth_set_ctrl(c, NULL);
if (res == 0) {
WARN("Failed to set SM4 methods for nid %d\n", nid);
QATerr(QAT_F_QAT_CREATE_SM4_CBC_CIPHER_METH, QAT_R_SM4_SET_METHODS_FAILED);
EVP_CIPHER_meth_free(c);
return NULL;
}
qat_sw_sm4_cbc_offload = 1;
DEBUG("QAT SW SM4-CBC registration succeeded\n");
} else {
qat_sw_sm4_cbc_offload = 0;
DEBUG("OpenSSL SW SM4 CBC registration\n");
EVP_CIPHER_meth_free(c);
return (const EVP_CIPHER *)EVP_sm4_cbc();
}
#endif
return c;
}
/******************************************************************************
* function:
* qat_create_sm4_gcm_cipher_meth(int nid, int keylen)
*
* @retval - EVP_CIPHER * to created cipher
* @retval - EVP_CIPHER * EVP_sm4_gcm
* @retval - NULL if failure
*
* description:
* Create a new EVP_CIPHER based on requested nid for qat_sw
******************************************************************************/
#ifdef ENABLE_QAT_SW_SM4_GCM
const EVP_CIPHER *qat_create_sm4_gcm_cipher_meth(int nid, int keylen)
{
EVP_CIPHER *c = NULL;
int res = 1;
if (qat_sw_offload &&
(qat_sw_algo_enable_mask & ALGO_ENABLE_MASK_SM4_GCM) &&
mbx_get_algo_info(MBX_ALGO_SM4)) {
#ifdef QAT_NTLS
if ((c = EVP_CIPHER_meth_new(nid, 1, keylen)) == NULL) {
#else
if ((c = EVP_CIPHER_meth_new(nid, SM4_BLOCK_SIZE, keylen)) == NULL) {
#endif
WARN("Failed to generate meth\n");
return NULL;
}
res &= EVP_CIPHER_meth_set_iv_length(c, QAT_SM4_TLS_TOTAL_IV_LEN);
res &= EVP_CIPHER_meth_set_flags(c, CUSTOM_FLAGS);
res &= EVP_CIPHER_meth_set_init(c, qat_sw_sm4_gcm_init);
res &= EVP_CIPHER_meth_set_do_cipher(c, qat_sw_sm4_gcm_cipher);
res &= EVP_CIPHER_meth_set_cleanup(c, qat_sw_sm4_gcm_cleanup);
res &= EVP_CIPHER_meth_set_impl_ctx_size(c, sizeof(QAT_SM4_GCM_CTX));
res &= EVP_CIPHER_meth_set_set_asn1_params(c, NULL);
res &= EVP_CIPHER_meth_set_get_asn1_params(c, NULL);
res &= EVP_CIPHER_meth_set_ctrl(c, qat_sw_sm4_gcm_ctrl);
if (0 == res) {
WARN("Failed to set cipher methods for nid %d\n", NID_sm4_gcm);
EVP_CIPHER_meth_free(c);
c = NULL;
}
qat_sw_sm4_gcm_offload = 1;
DEBUG("QAT SW SM4 GCM registration succeeded, res=%d\n", res);
} else {
qat_sw_sm4_gcm_offload = 0;
DEBUG("OpenSSL SW SM4 GCM registration\n");
return (const EVP_CIPHER *)EVP_sm4_gcm();
}
return c;
}
#endif /* ENABLE_QAT_SW_SM4_GCM */
/******************************************************************************
* function:
* qat_create_sm4_ccm_cipher_meth(int nid, in keylen)
*
* @retval - EVP_CIPHER * to created cipher
* @retval - EVP_CIPHER * EVP_sm4_ccm
* @retval - NULL if failure
*
* description:
* Create a new EVP_CIPHER based on requested nid for qat_sw
******************************************************************************/
#ifdef ENABLE_QAT_SW_SM4_CCM
const EVP_CIPHER *qat_create_sm4_ccm_cipher_meth(int nid, int keylen)
{
EVP_CIPHER *c = NULL;
int res = 1;
if ((c = EVP_CIPHER_meth_new(nid, SM4_BLOCK_SIZE, keylen)) == NULL) {
QATerr(QAT_F_QAT_CREATE_SM4_CCM_CIPHER_METH, QAT_R_SM4_MALLOC_FAILED);
WARN("Failed to generate meth\n");