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e_qat.h
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/* ====================================================================
*
*
* BSD LICENSE
*
* Copyright(c) 2016-2025 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 e_qat.h
*
* This file provides and interface for an OpenSSL QAT engine implementation
*
*****************************************************************************/
#ifndef E_QAT_H
# define E_QAT_H
# ifndef QAT_OPENSSL_PROVIDER
# include <openssl/engine.h>
# endif
# include <openssl/ec.h>
# include <openssl/err.h>
# include <sys/types.h>
# include <unistd.h>
# include <string.h>
# include <semaphore.h>
# include <sched.h>
# ifdef QAT_BORINGSSL
# include "qat_bssl.h"
# include "qat_bssl_err.h"
# else
# include "qat_err.h"
# include <openssl/async.h>
#endif /* QAT_BORINGSSL */
# ifdef QAT_HW
# include "cpa.h"
# include "cpa_types.h"
# include "cpa_cy_common.h"
# include "qat_hw_usdm_inf.h"
# endif
# ifdef QAT_SW
# include "qat_sw_queue.h"
# include "qat_sw_freelist.h"
# endif
#include "qat_common.h"
# ifndef ERR_R_RETRY
# define ERR_R_RETRY 57
# endif
# define likely(x) __builtin_expect (!!(x), 1)
# define unlikely(x) __builtin_expect (!!(x), 0)
# define XSTR(x) #x
# define STR(x) XSTR(x)
/* Macro used to handle errors in qat_engine_ctrl() */
# define BREAK_IF(cond, mesg) \
if (unlikely(cond)) { retVal = 0; WARN(mesg); break; }
/*
* Max Length (bytes) of error string in human readable format
*/
# define QAT_MAX_ERROR_STRING 256
/*
* Different values passed in as param 3 for the message
* QAT_CMD_GET_NUM_REQUESTS_IN_FLIGHT to retrieve the number of different kinds
* of in-flight requests and number of items in queue for Multi-buffer
*/
# define GET_NUM_ASYM_REQUESTS_IN_FLIGHT 1
# define GET_NUM_KDF_REQUESTS_IN_FLIGHT 2
# define GET_NUM_CIPHER_PIPELINE_REQUESTS_IN_FLIGHT 3
# define GET_NUM_ASYM_MB_ITEMS_IN_QUEUE 4
# define GET_NUM_KDF_MB_ITEMS_IN_QUEUE 5
# define GET_NUM_SYM_MB_ITEMS_IN_QUEUE 6
/* Behavior of qat_engine_finish_int */
# define QAT_RETAIN_GLOBALS 0
# define QAT_RESET_GLOBALS 1
# define QAT_ATOMIC_INC(qat_int) \
(__sync_add_and_fetch(&(qat_int), 1))
# define QAT_ATOMIC_DEC(qat_int) \
(__sync_sub_and_fetch(&(qat_int), 1))
extern clock_t clock_id;
# ifdef QAT_HW
typedef struct {
int qatAsymInstanceNumForThread;
int qatSymInstanceNumForThread;
#ifdef ENABLE_QAT_HW_KPT
/* WPK index used in KPT scenario. */
int kpt_wpk_in_use;
#endif
unsigned int localOpsInFlight;
} thread_local_variables_t;
typedef struct {
CpaInstanceInfo2 qat_instance_info;
unsigned int qat_instance_started;
} qat_instance_details_t;
typedef struct {
unsigned int qat_accel_present;
unsigned int qat_accel_reset_status;
} qat_accel_details_t;
# define INSTANCE_TYPE_CRYPTO 1
# define QAT_INSTANCE_ASYM 8
# define QAT_INSTANCE_SYM 16
# define QAT_INSTANCE_ANY -1
# define QAT_INSTANCE_CONTIGUOUS 0
# define QAT_INSTANCE_SVM 1
# define QAT_RETRY_BACKOFF_MODULO_DIVISOR 8
# define QAT_INFINITE_MAX_NUM_RETRIES -1
# define QAT_INVALID_INSTANCE -1
# define QAT_INC_IN_FLIGHT_REQS(qat_int, tlv) \
do { \
if (qat_use_signals()) { \
QAT_ATOMIC_INC(qat_int); \
tlv->localOpsInFlight++; \
} \
} while(0)
# define QAT_DEC_IN_FLIGHT_REQS(qat_int, tlv) \
do { \
if (qat_use_signals()) { \
tlv->localOpsInFlight--; \
QAT_ATOMIC_DEC(qat_int); \
} \
} while(0)
# define QAT_MEM_FREE_BUFF(b, svm) \
do { \
if (b != NULL) { \
if (!svm) \
qaeCryptoMemFree(b); \
else \
OPENSSL_free(b); \
b = NULL; \
} \
} while(0)
# define QAT_CLEANSE_FREE_BUFF(b,len) \
do { \
if (b != NULL) { \
OPENSSL_cleanse(b, len); \
OPENSSL_free(b); \
b = NULL; \
} \
} while(0)
# define QAT_MEM_FREE_NONZERO_BUFF(b, svm) \
do { \
if (b != NULL) { \
if (!svm) \
qaeCryptoMemFreeNonZero(b); \
else \
OPENSSL_free(b); \
b = NULL; \
} \
} while(0)
# define QAT_CLEANSE_FLATBUFF(b) \
OPENSSL_cleanse((b).pData, (b).dataLenInBytes)
# define QAT_MEM_FREE_FLATBUFF(b, svm) \
do { \
if ((b).pData != NULL) { \
if (!svm) \
qaeCryptoMemFree((b).pData); \
else \
OPENSSL_free((b).pData); \
(b).pData = NULL; \
} \
} while(0)
# define QAT_CLEANSE_MEMFREE_FLATBUFF(b, svm) \
do { \
if ((b).pData != NULL) { \
QAT_CLEANSE_FLATBUFF(b); \
QAT_MEM_FREE_FLATBUFF(b, svm); \
} \
} while(0)
# define QAT_MEM_FREE_NONZERO_FLATBUFF(b, svm) \
do { \
if ((b).pData != NULL) { \
if (!svm) \
qaeCryptoMemFreeNonZero((b).pData); \
else \
OPENSSL_free((b).pData); \
(b).pData = NULL; \
} \
} while(0)
# define QAT_CLEANSE_MEMFREE_NONZERO_FLATBUFF(b, svm) \
do { \
if ((b).pData != NULL) { \
QAT_CLEANSE_FLATBUFF(b); \
QAT_MEM_FREE_NONZERO_FLATBUFF(b, svm); \
} \
} while(0)
# define FLATBUFF_ALLOC_AND_CHAIN(b1, b2, len) \
do { \
(b1).pData = qaeCryptoMemAlloc(len, __FILE__, __LINE__); \
(b2).pData = (b1).pData; \
(b1).dataLenInBytes = len; \
(b2).dataLenInBytes = len; \
} while(0)
#define FLATBUFF_ALLOC_AND_CHAIN_SVM(b1, b2, len) \
do { \
(b1).pData = OPENSSL_zalloc(len); \
(b2).pData = (b1).pData; \
(b1).dataLenInBytes = len; \
(b2).dataLenInBytes = len; \
} while(0)
# define QAT_CONFIG_SECTION_NAME_SIZE 64
# define QAT_MAX_CRYPTO_INSTANCES 256
# define QAT_MAX_CRYPTO_ACCELERATORS 512
/*
* The default interval in nanoseconds used for the internal polling thread
*/
# define QAT_POLL_PERIOD_IN_NS 10000
/*
* The number of retries of the nanosleep if it gets interrupted during
* waiting between polling.
*/
# define QAT_CRYPTO_NUM_POLLING_RETRIES 5
/*
* The number of retries of the sigtimedwait if it gets interrupted during
* waiting for a signal.
*/
# define QAT_CRYPTO_NUM_EVENT_RETRIES 2
/*
* The number of seconds to wait for a response back after submitting a
* request before raising an error.
*/
# define QAT_CRYPTO_RESPONSE_TIMEOUT 5
/*
* The default timeout in milliseconds used for epoll_wait when event driven
* polling mode is enabled.
*/
# define QAT_EPOLL_TIMEOUT_IN_MS 1000
/*
* The default timeout in seconds used when waiting for events that requests
* are in-flight.
*/
# define QAT_EVENT_TIMEOUT_IN_SEC 1
#endif
#ifdef QAT_SW
/*
* Used to size the freelist and queue as it represents how many
* requests can be in-flight at once.
*/
# ifndef MULTIBUFF_MAX_INFLIGHTS
# define MULTIBUFF_MAX_INFLIGHTS 128
# endif
/*
* The maximum amount of iterations we will continue to submit
* batches of requests for. This is to prevent getting stuck in
* a continuous loop in the situation where requests are getting
* submitted faster than they are getting processed.
*/
# define MULTIBUFF_MAX_SUBMISSIONS 4
/*
* Additional define just for the prototype to force batching
* of requests less than MULTIBUFF_BATCH.
*/
# ifndef MULTIBUFF_MIN_BATCH
# define MULTIBUFF_MIN_BATCH 8
# endif
/*
* Number of multi-buffer requests to wait until are queued before
* attempting to process them.
*/
# ifndef MULTIBUFF_MAX_BATCH
# define MULTIBUFF_MAX_BATCH 8
# endif
/*
* Number of multi-buffer requests to submit to the crypto_mb library
* for processing in one go.
*/
# define MULTIBUFF_BATCH 8
/*
* SM3 can handle processing up to 16 requests while others can handle
* up to 8 requests only */
# ifndef MULTIBUFF_SM3_BATCH
# define MULTIBUFF_SM3_BATCH 16
# endif
# ifndef MULTIBUFF_SM3_MIN_BATCH
# define MULTIBUFF_SM3_MIN_BATCH 16
# endif
# ifndef MULTIBUFF_SM3_MAX_BATCH
# define MULTIBUFF_SM3_MAX_BATCH 16
# endif
/*
* SM4 can handle processing up to 16 requests while others can handle
* up to 8 requests only
*/
# ifndef MULTIBUFF_SM4_BATCH
# define MULTIBUFF_SM4_BATCH 16
# endif
# ifndef MULTIBUFF_SM4_MIN_BATCH
# define MULTIBUFF_SM4_MIN_BATCH 16
# endif
# ifndef MULTIBUFF_SM4_MAX_BATCH
# define MULTIBUFF_SM4_MAX_BATCH 16
# endif
/*
* Max number of multi-buffer Polling threads
*/
# define NUM_POLL_THREADS 128
/* Macro that does queue cleanup based on the algorithm
* request in (x) */
# define QAT_SW_CLEANUP(x, opdata, ptr) \
opdata *req_##x = NULL; \
mb_queue_##x##_disable(ptr); \
if (ptr) { \
while ((req_##x = \
mb_queue_##x##_dequeue(ptr)) != NULL) { \
*req_##x->sts = -1; \
qat_wake_job(req_##x->job, 0); \
OPENSSL_free(req_##x); \
} \
mb_queue_##x##_cleanup(ptr); \
}
#endif
/* Qat engine id declaration */
extern const char *engine_qat_id;
extern const char *engine_qat_name;
extern unsigned int engine_inited;
extern int fallback_to_openssl;
#if defined(QAT_OPENSSL_3) && !defined(QAT_OPENSSL_PROVIDER)
extern int qat_openssl3_prf_fallback;
extern int qat_openssl3_hkdf_fallback;
extern int qat_openssl3_sha_fallback;
#endif
extern int qat_openssl3_sm3_fallback;
extern int qat_openssl3_sm2_fallback;
extern int fallback_to_qat_sw; /* QAT HW initialization fail, offload to QAT SW. */
extern int qat_hw_offload;
extern int qat_sw_offload;
extern int qat_hw_rsa_offload;
extern int qat_hw_ecx_offload;
extern int qat_hw_ecdh_offload;
extern int qat_hw_ecdsa_offload;
extern int qat_hw_prf_offload;
extern int qat_hw_hkdf_offload;
extern int qat_hw_gcm_offload;
extern int qat_hw_chacha_poly_offload;
extern int qat_hw_aes_cbc_hmac_sha_offload;
extern int qat_hw_sm4_cbc_offload;
extern int qat_sw_rsa_offload;
extern int qat_sw_ecx_offload;
extern int qat_sw_ecdh_offload;
extern int qat_sw_ecdsa_offload;
extern int qat_sw_gcm_offload;
extern int qat_sw_sm2_offload;
extern int qat_hw_sm2_offload;
extern int qat_hw_sha_offload;
extern int qat_hw_sm3_offload;
# ifdef ENABLE_QAT_FIPS
extern int qat_sw_sha_offload;
# endif
# ifdef QAT_OPENSSL_PROVIDER
extern int qat_hw_dsa_offload;
extern int qat_hw_dh_offload;
extern int qat_hw_ecx_448_offload;
# endif
extern int qat_sw_sm3_offload;
extern int qat_sw_sm4_cbc_offload;
extern int qat_sw_sm4_gcm_offload;
extern int qat_sw_sm4_ccm_offload;
extern int qat_hw_aes_ccm_offload;
extern int qat_hw_keep_polling;
extern int qat_sw_keep_polling;
extern int enable_external_polling;
extern int enable_heuristic_polling;
extern pthread_mutex_t qat_engine_mutex;
extern pthread_t qat_polling_thread;
extern sem_t hw_polling_thread_sem;
extern int num_requests_in_flight;
extern int num_asym_requests_in_flight;
extern int num_kdf_requests_in_flight;
extern int num_cipher_pipeline_requests_in_flight;
extern int num_asym_mb_items_in_queue;
extern int num_kdf_mb_items_in_queue;
extern int num_cipher_mb_items_in_queue;
extern sigset_t set;
extern pthread_t qat_timer_poll_func_thread;
extern int cleared_to_start;
extern pthread_mutex_t qat_poll_mutex;
extern pthread_cond_t qat_poll_condition;
extern int qat_cond_wait_started;
#ifdef ENABLE_QAT_FIPS
extern int integrity_status;
extern int qat_fips_service_indicator;
#endif
#define ALGO_ENABLE_MASK_RSA 0x00001
#define ALGO_ENABLE_MASK_DSA 0x00002
#define ALGO_ENABLE_MASK_DH 0x00004
#define ALGO_ENABLE_MASK_ECDSA 0x00008
#define ALGO_ENABLE_MASK_ECDH 0x00010
#define ALGO_ENABLE_MASK_ECX25519 0x00020
#define ALGO_ENABLE_MASK_ECX448 0x00040
#define ALGO_ENABLE_MASK_PRF 0x00080
#define ALGO_ENABLE_MASK_HKDF 0x00100
#define ALGO_ENABLE_MASK_SM2 0x00200
#define ALGO_ENABLE_MASK_AES_GCM 0x00400
#define ALGO_ENABLE_MASK_AES_CBC_HMAC_SHA 0x00800
#define ALGO_ENABLE_MASK_SM4_CBC 0x01000
#define ALGO_ENABLE_MASK_CHACHA_POLY 0x02000
#define ALGO_ENABLE_MASK_SHA3 0x04000
#define ALGO_ENABLE_MASK_SM3 0x08000
#define ALGO_ENABLE_MASK_SM4_GCM 0x10000
#define ALGO_ENABLE_MASK_SM4_CCM 0x20000
#define ALGO_ENABLE_MASK_AES_CCM 0x40000
extern int qat_reload_algo;
extern uint64_t qat_hw_algo_enable_mask;
extern uint64_t qat_sw_algo_enable_mask;
extern int qat_rsa_coexist;
extern int qat_ecdh_coexist;
extern int qat_ecdsa_coexist;
extern int qat_ecx_coexist;
extern int qat_sm4_cbc_coexist;
extern __thread unsigned int qat_sw_rsa_priv_req;
extern __thread unsigned int qat_sw_rsa_pub_req;
extern __thread unsigned int qat_sw_ecdsa_sign_req;
extern __thread unsigned int qat_sw_ecdh_keygen_req;
extern __thread unsigned int qat_sw_ecdh_derive_req;
extern __thread unsigned int qat_sw_ecx_keygen_req;
extern __thread unsigned int qat_sw_ecx_derive_req;
extern __thread unsigned int qat_sw_sm4_cbc_cipher_req;
extern __thread int num_rsa_priv_retry;
extern __thread int num_rsa_pub_retry;
extern __thread int num_ecdsa_sign_retry;
extern __thread int num_ecdh_keygen_retry;
extern __thread int num_ecdh_derive_retry;
extern __thread int num_ecx_keygen_retry;
extern __thread int num_ecx_derive_retry;
extern __thread int num_sm4_cbc_cipher_retry;
extern __thread unsigned long long num_rsa_hw_priv_reqs;
extern __thread unsigned long long num_rsa_sw_priv_reqs;
extern __thread unsigned long long num_rsa_hw_pub_reqs;
extern __thread unsigned long long num_rsa_sw_pub_reqs;
extern __thread unsigned long long num_ecdsa_hw_sign_reqs;
extern __thread unsigned long long num_ecdsa_sw_sign_reqs;
extern __thread unsigned long long num_ecdh_hw_keygen_reqs;
extern __thread unsigned long long num_ecdh_sw_keygen_reqs;
extern __thread unsigned long long num_ecdh_hw_derive_reqs;
extern __thread unsigned long long num_ecdh_sw_derive_reqs;
extern __thread unsigned long long num_ecx_hw_keygen_reqs;
extern __thread unsigned long long num_ecx_sw_keygen_reqs;
extern __thread unsigned long long num_ecx_hw_derive_reqs;
extern __thread unsigned long long num_ecx_sw_derive_reqs;
extern __thread unsigned long long num_sm4_cbc_hw_cipher_reqs;
extern __thread unsigned long long num_sm4_cbc_sw_cipher_reqs;
#define QAT_SW_SWITCH_MB8 8
#define QAT_SW_SWITCH_MB16 16
# ifdef QAT_HW
extern char qat_config_section_name[QAT_CONFIG_SECTION_NAME_SIZE];
extern char *ICPConfigSectionName_libcrypto;
extern int enable_inline_polling;
extern int enable_event_driven_polling;
extern int enable_instance_for_thread;
extern int qatPerformOpRetries;
extern int disable_qat_offload;
extern int enable_sw_fallback;
extern CpaInstanceHandle *qat_instance_handles;
extern Cpa16U qat_num_instances;
extern Cpa16U qat_asym_num_instance;
extern Cpa16U qat_sym_num_instance;
extern Cpa16U qat_svm_num_instance;
extern Cpa16U qat_contig_num_instance;
extern Cpa32U qat_num_devices;
extern pthread_key_t thread_local_variables;
extern pthread_mutex_t qat_instance_mutex;
extern qat_instance_details_t qat_instance_details[QAT_MAX_CRYPTO_INSTANCES];
extern qat_accel_details_t qat_accel_details[QAT_MAX_CRYPTO_ACCELERATORS];
extern useconds_t qat_poll_interval;
extern int qat_epoll_timeout;
extern int qat_max_retry_count;
extern unsigned int qat_map_sym_inst[QAT_MAX_CRYPTO_INSTANCES];
extern unsigned int qat_map_asym_inst[QAT_MAX_CRYPTO_INSTANCES];
extern unsigned int qat_map_svm_inst[QAT_MAX_CRYPTO_INSTANCES];
# ifdef ENABLE_QAT_HW_KPT
# include "qat_hw_kpt.h"
# include "cpa_cy_kpt.h"
# define KPT_INVALID_WPK_IDX -1
extern int kpt_enabled;
extern int kpt_inited;
# endif
# endif
# ifdef QAT_SW
/* RSA */
extern BIGNUM *e_check;
extern mb_thread_data *mb_tlv;
extern pthread_key_t mb_thread_key;
typedef struct _mb_req_rates {
int req_this_period;
struct timespec previous_time;
struct timespec current_time;
} mb_req_rates;
extern mb_req_rates mb_rsa2k_priv_req_rates;
extern mb_req_rates mb_rsa2k_pub_req_rates;
extern mb_req_rates mb_rsa3k_priv_req_rates;
extern mb_req_rates mb_rsa3k_pub_req_rates;
extern mb_req_rates mb_rsa4k_priv_req_rates;
extern mb_req_rates mb_rsa4k_pub_req_rates;
extern mb_req_rates mb_x25519_keygen_req_rates;
extern mb_req_rates mb_x25519_derive_req_rates;
extern mb_req_rates mb_ecdsap256_sign_req_rates;
extern mb_req_rates mb_ecdsap256_sign_setup_req_rates;
extern mb_req_rates mb_ecdsap256_sign_sig_req_rates;
extern mb_req_rates mb_ecdsap256_verify_req_rates;
extern mb_req_rates mb_ecdsap384_sign_req_rates;
extern mb_req_rates mb_ecdsap384_sign_setup_req_rates;
extern mb_req_rates mb_ecdsap384_sign_sig_req_rates;
extern mb_req_rates mb_ecdsap384_verify_req_rates;
extern mb_req_rates mb_ecdhp256_keygen_req_rates;
extern mb_req_rates mb_ecdhp256_compute_req_rates;
extern mb_req_rates mb_ecdhp384_keygen_req_rates;
extern mb_req_rates mb_ecdhp384_compute_req_rates;
extern mb_req_rates mb_sm2ecdh_keygen_req_rates;
extern mb_req_rates mb_sm2ecdh_compute_req_rates;
extern mb_req_rates mb_sm3_init_req_rates;
extern mb_req_rates mb_sm3_update_req_rates;
extern mb_req_rates mb_sm3_final_req_rates;
# endif
# define QAT_CMD_ENABLE_EXTERNAL_POLLING ENGINE_CMD_BASE
# define QAT_CMD_POLL (ENGINE_CMD_BASE + 1)
# define QAT_CMD_SET_INSTANCE_FOR_THREAD (ENGINE_CMD_BASE + 2)
# define QAT_CMD_GET_NUM_OP_RETRIES (ENGINE_CMD_BASE + 3)
# define QAT_CMD_SET_MAX_RETRY_COUNT (ENGINE_CMD_BASE + 4)
# define QAT_CMD_SET_INTERNAL_POLL_INTERVAL (ENGINE_CMD_BASE + 5)
# define QAT_CMD_GET_EXTERNAL_POLLING_FD (ENGINE_CMD_BASE + 6)
# define QAT_CMD_ENABLE_EVENT_DRIVEN_POLLING_MODE (ENGINE_CMD_BASE + 7)
# define QAT_CMD_GET_NUM_CRYPTO_INSTANCES (ENGINE_CMD_BASE + 8)
# define QAT_CMD_DISABLE_EVENT_DRIVEN_POLLING_MODE (ENGINE_CMD_BASE + 9)
# define QAT_CMD_SET_EPOLL_TIMEOUT (ENGINE_CMD_BASE + 10)
# define QAT_CMD_SET_CRYPTO_SMALL_PACKET_OFFLOAD_THRESHOLD (ENGINE_CMD_BASE + 11)
# define QAT_CMD_ENABLE_INLINE_POLLING (ENGINE_CMD_BASE + 12)
# define QAT_CMD_ENABLE_HEURISTIC_POLLING (ENGINE_CMD_BASE + 13)
# define QAT_CMD_GET_NUM_REQUESTS_IN_FLIGHT (ENGINE_CMD_BASE + 14)
# define QAT_CMD_INIT_ENGINE (ENGINE_CMD_BASE + 15)
# define QAT_CMD_SET_CONFIGURATION_SECTION_NAME (ENGINE_CMD_BASE + 16)
# define QAT_CMD_ENABLE_SW_FALLBACK (ENGINE_CMD_BASE + 17)
# define QAT_CMD_HEARTBEAT_POLL (ENGINE_CMD_BASE + 18)
# define QAT_CMD_DISABLE_QAT_OFFLOAD (ENGINE_CMD_BASE + 19)
# define QAT_CMD_HW_ALGO_BITMAP (ENGINE_CMD_BASE + 20)
# define QAT_CMD_SW_ALGO_BITMAP (ENGINE_CMD_BASE + 21)
#ifndef QAT_BORINGSSL
#ifndef ENGINE_QAT_PTR_DEFINE
# define ENGINE_QAT_PTR_RESET()
# define ENGINE_QAT_PTR_SET(pt)
# define ENGINE_QAT_PTR_GET() NULL
#endif
#endif /* QAT_BORINGSSL */
# ifdef QAT_HW
extern CpaStatus icp_adf_get_numDevices(Cpa32U *);
/******************************************************************************
* function:
* qat_get_qat_offload_disabled(void)
*
* description:
* This function indicates whether offloading to the QuickAssist hardware
* has been disabled. If it has then we can still perform crypto oncore.
*
******************************************************************************/
int qat_get_qat_offload_disabled(void);
/******************************************************************************
* function:
* qat_use_signals(void)
*
* description:
* This function indicates whether pthread signals are being used for thread
* synchronisation. If so, then a non-zero value is returned, else zero is
* returned.
*
******************************************************************************/
int qat_use_signals(void);
/******************************************************************************
* function:
* qat_get_sw_fallback_enabled(void)
*
* description:
* Return the flag which indicates if QAT engine is enabled to fall back to
* software calculation.
*
******************************************************************************/
int qat_get_sw_fallback_enabled(void);
/******************************************************************************
* function:
* int validate_configuration_section_name(const char *name)
*
* description:
* This function validates whether the section name has valid length and
* address. If so, then one is returned else zero is returned.
*
******************************************************************************/
int validate_configuration_section_name(const char *name);
/******************************************************************************
* function:
* is_instance_available(int inst_num)
*
* description:
* Return whether the instance number passed in is a currently available
* instance. Returns 1 if available, 0 otherwise.
*
******************************************************************************/
int is_instance_available(int inst_num);
/******************************************************************************
* function:
* is_any_device_available(void)
*
* description:
* Return whether any devices are currently available.
* Returns 1 if at least one device is detected and up, 0 otherwise.
*
******************************************************************************/
int is_any_device_available(void);
/******************************************************************************
* function:
* get_instance(int inst_type, int mem_type)
*
* description:
* Return the next instance number to use for an operation.
*
******************************************************************************/
int get_instance(int inst_type, int mem_type);
/******************************************************************************
* function:
* qat_check_create_local_variables(void)
*
* description:
* This function checks whether local variables exist in the current thread.
* If not, then it will attempt to create them. It returns NULL if the local
* variables could not be created, otherwise it returns a pointer to the
* local variables data structure.
*
******************************************************************************/
thread_local_variables_t * qat_check_create_local_variables(void);
/*****************************************************************************
* * function:
* qat_hw_init(ENGINE *e)
*
* @param e [IN] - OpenSSL engine pointer
*
* description:
* qat_hw init function, associated with
* Crypto memory setup and cpaStartInstance setups.
******************************************************************************/
int qat_hw_init(ENGINE *e);
# endif
/*****************************************************************************
* * function:
* bind_qat(ENGINE *e, const char *id)
*
* @param e [IN] - OpenSSL engine pointer
* @param id [IN] - engine id pointer
*
* description:
* bind function for registering algorithms that are supported in qatngine
* and other qat_hw and qat_sw intializaton.
*
*****************************************************************************/
int bind_qat(ENGINE *e, const char *id);
/******************************************************************************
* function:
* qat_engine_init(ENGINE *e)
*
* @param e [IN] - OpenSSL engine pointer
*
* description:
* Qat Engine initialization
******************************************************************************/
int qat_engine_init(ENGINE *e);
/******************************************************************************
* function:
* qat_engine_ctrl(ENGINE *e, int cmd, long i,
* void *p, void (*f)(void))
*
* @param e [IN] - OpenSSL engine pointer
* @param cmd [IN] - Control Command
* @param i [IN] - Unused
* @param p [IN] - Parameters for the command
* @param f [IN] - Callback function
*
* description:
* Qat engine control functions.
* Note: QAT_CMD_ENABLE_EXTERNAL_POLLING should be called at the following
* point during startup:
* ENGINE_load_qat
* ENGINE_by_id
* ---> ENGINE_ctrl_cmd(QAT_CMD_ENABLE_EXTERNAL_POLLING)
* ENGINE_init
******************************************************************************/
int qat_engine_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f) (void));
/******************************************************************************
* function:
* qat_hw_finish_int(ENGINE *e)
*
* @param e [IN] - OpenSSL engine pointer
*
* description:
* Qat finish function associated with qat crypto memory free
******************************************************************************/
int qat_hw_finish_int(ENGINE *e, int reset_globals);
/******************************************************************************
* function:
* qat_engine_finish(ENGINE *e)
*
* @param e [IN] - OpenSSL engine pointer
*
* description:
* Qat engine finish function.
******************************************************************************/
int qat_engine_finish(ENGINE *e);
/******************************************************************************
* function:
* qat_engine_finish_int(ENGINE *e, int reset_globals)
*
* @param e [IN] - OpenSSL engine pointer
* @param reset_globals [IN] - Whether reset the global configuration variables
*
* description:
* Internal Qat engine finish function.
* The value of reset_globals should be either QAT_RESET_GLOBALS or
* QAT_RETAIN_GLOBALS
******************************************************************************/
int qat_engine_finish_int(ENGINE *e, int reset_globals);
#ifdef ENABLE_QAT_HW_KPT
/******************************************************************************
* function:
* qat_engine_load_privkey(ENGINE *e, const char *key_id,
* UI_METHOD *ui_method, void *callback_data)
*
* @param e [IN] - OpenSSL engine pointer
* @param key_id [IN] - String of Path to WPK file
* @param ui_method [IN] - Unused
* @param callback_data [IN] - Unused
*
* description:
* Qat engine load private key function.
* This function will be hooked by openssl and used to load WPK file
* in KPT scenario.
******************************************************************************/
EVP_PKEY *qat_engine_load_privkey(ENGINE *e, const char *key_id,
UI_METHOD *ui_method, void *callback_data);
#endif
/*****************************************************************************
* function:
* int qat_pthread_mutex_lock(void)
*
* description:
* Wrapper function to pthread_mutex with return values checked.
*
******************************************************************************/
int qat_pthread_mutex_lock(void);
/*****************************************************************************
* function:
* int qat_pthread_mutex_unlock(void)
*
* description:
* Wrapper function to pthread_mutex with return values checked.
*
******************************************************************************/
int qat_pthread_mutex_unlock(void);
# ifdef QAT_SW
/*****************************************************************************
* * function:
* qat_sw_init(ENGINE *e)
*
* @param e [IN] - OpenSSL engine pointer
*
* description:
* QAT_SW init function, associated with memory setup.
******************************************************************************/
int qat_sw_init(ENGINE *e);
/******************************************************************************
* function:
* qat_sw_finish_int(ENGINE *e, int reset_globals)
*
* @param e [IN] - OpenSSL engine pointer
* @param reset_globals [IN] - Whether reset the global configuration variables
*
* description:
* Internal QAT_SW finish function.
* The value of reset_globals should be either QAT_RESET_GLOBALS or
* QAT_RETAIN_GLOBALS
******************************************************************************/
int qat_sw_finish_int(ENGINE *e, int reset_globals);
/******************************************************************************
* function:
* mb_check_thread_local(void)
*
* description:
* Check if the thread has thread local pointer created using the key
* if not thread local memory polling thread will be created and stored on the
* Heap.
******************************************************************************/
mb_thread_data *mb_check_thread_local(void);
# endif
/******************************************************************************
* function:
* qat_sw_cpu_support(void)
*
* description:
* Checks if we are running on Intel CPU and has the instruction set needed
* for crypto_mb and ipsec_mb (QAT_SW) offload.
******************************************************************************/
# if defined(QAT_SW) || defined(QAT_SW_IPSEC)
int qat_sw_cpu_support(void);
# endif
# ifdef QAT_OPENSSL_PROVIDER
# if OPENSSL_VERSION_NUMBER < 0x30200000
static __inline__ int CRYPTO_UP_REF(int *val, int *ret, ossl_unused void *lock)
{
*ret = __atomic_fetch_add(val, 1, __ATOMIC_RELAXED) + 1;
return 1;
}
static __inline__ int CRYPTO_DOWN_REF(int *val, int *ret,
ossl_unused void *lock)
{
*ret = __atomic_fetch_sub(val, 1, __ATOMIC_RELAXED) - 1;
if (*ret == 0)
__atomic_thread_fence(__ATOMIC_ACQUIRE);
return 1;
}
# else
static __inline__ int QAT_CRYPTO_UP_REF(CRYPTO_REF_COUNT *refcnt, int *ret)
{
*ret = __atomic_fetch_add(&refcnt->val, 1, __ATOMIC_RELAXED) + 1;
return 1;
}
static __inline__ int QAT_CRYPTO_DOWN_REF(CRYPTO_REF_COUNT *refcnt, int *ret)
{
*ret = __atomic_fetch_sub(&refcnt->val, 1, __ATOMIC_RELAXED) - 1;
if (*ret == 0)
__atomic_thread_fence(__ATOMIC_ACQUIRE);
return 1;
}
# endif
# endif
#endif /* E_QAT_H */