numam-dpdk/drivers/crypto/qat/qat_sym_session.h
Fan Zhang 186b14d685 cryptodev: make xform key pointer constant
This patch changes the key pointer data types in cipher, auth,
and aead xforms from "uint8_t *" to "const uint8_t *" for a
more intuitive and safe sessionn creation.

Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>
Acked-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
Acked-by: Akhil Goyal <akhil.goyal@nxp.com>
Acked-by: Liron Himi <lironh@marvell.com>
2019-07-19 14:15:21 +02:00

149 lines
4.0 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2015-2018 Intel Corporation
*/
#ifndef _QAT_SYM_SESSION_H_
#define _QAT_SYM_SESSION_H_
#include <rte_crypto.h>
#include <rte_cryptodev_pmd.h>
#include "qat_common.h"
#include "icp_qat_hw.h"
#include "icp_qat_fw.h"
#include "icp_qat_fw_la.h"
/*
* Key Modifier (KM) value used in KASUMI algorithm in F9 mode to XOR
* Integrity Key (IK)
*/
#define KASUMI_F9_KEY_MODIFIER_4_BYTES 0xAAAAAAAA
#define KASUMI_F8_KEY_MODIFIER_4_BYTES 0x55555555
/* 3DES key sizes */
#define QAT_3DES_KEY_SZ_OPT1 24 /* Keys are independent */
#define QAT_3DES_KEY_SZ_OPT2 16 /* K3=K1 */
#define QAT_3DES_KEY_SZ_OPT3 8 /* K1=K2=K3 */
#define QAT_AES_HW_CONFIG_CBC_ENC(alg) \
ICP_QAT_HW_CIPHER_CONFIG_BUILD(ICP_QAT_HW_CIPHER_CBC_MODE, alg, \
ICP_QAT_HW_CIPHER_NO_CONVERT, \
ICP_QAT_HW_CIPHER_ENCRYPT)
#define QAT_AES_HW_CONFIG_CBC_DEC(alg) \
ICP_QAT_HW_CIPHER_CONFIG_BUILD(ICP_QAT_HW_CIPHER_CBC_MODE, alg, \
ICP_QAT_HW_CIPHER_KEY_CONVERT, \
ICP_QAT_HW_CIPHER_DECRYPT)
#define QAT_AES_CMAC_CONST_RB 0x87
enum qat_sym_proto_flag {
QAT_CRYPTO_PROTO_FLAG_NONE = 0,
QAT_CRYPTO_PROTO_FLAG_CCM = 1,
QAT_CRYPTO_PROTO_FLAG_GCM = 2,
QAT_CRYPTO_PROTO_FLAG_SNOW3G = 3,
QAT_CRYPTO_PROTO_FLAG_ZUC = 4
};
/* Common content descriptor */
struct qat_sym_cd {
struct icp_qat_hw_cipher_algo_blk cipher;
struct icp_qat_hw_auth_algo_blk hash;
} __rte_packed __rte_cache_aligned;
struct qat_sym_session {
enum icp_qat_fw_la_cmd_id qat_cmd;
enum icp_qat_hw_cipher_algo qat_cipher_alg;
enum icp_qat_hw_cipher_dir qat_dir;
enum icp_qat_hw_cipher_mode qat_mode;
enum icp_qat_hw_auth_algo qat_hash_alg;
enum icp_qat_hw_auth_op auth_op;
void *bpi_ctx;
struct qat_sym_cd cd;
uint8_t *cd_cur_ptr;
phys_addr_t cd_paddr;
struct icp_qat_fw_la_bulk_req fw_req;
uint8_t aad_len;
struct qat_crypto_instance *inst;
struct {
uint16_t offset;
uint16_t length;
} cipher_iv;
struct {
uint16_t offset;
uint16_t length;
} auth_iv;
uint16_t digest_length;
rte_spinlock_t lock; /* protects this struct */
enum qat_device_gen min_qat_dev_gen;
uint8_t aes_cmac;
};
int
qat_sym_session_configure(struct rte_cryptodev *dev,
struct rte_crypto_sym_xform *xform,
struct rte_cryptodev_sym_session *sess,
struct rte_mempool *mempool);
int
qat_sym_session_set_parameters(struct rte_cryptodev *dev,
struct rte_crypto_sym_xform *xform, void *session_private);
int
qat_sym_session_configure_aead(struct rte_crypto_sym_xform *xform,
struct qat_sym_session *session);
int
qat_sym_session_configure_cipher(struct rte_cryptodev *dev,
struct rte_crypto_sym_xform *xform,
struct qat_sym_session *session);
int
qat_sym_session_configure_auth(struct rte_cryptodev *dev,
struct rte_crypto_sym_xform *xform,
struct qat_sym_session *session);
int
qat_sym_session_aead_create_cd_cipher(struct qat_sym_session *cd,
const uint8_t *enckey,
uint32_t enckeylen);
int
qat_sym_session_aead_create_cd_auth(struct qat_sym_session *cdesc,
const uint8_t *authkey,
uint32_t authkeylen,
uint32_t aad_length,
uint32_t digestsize,
unsigned int operation);
void
qat_sym_session_clear(struct rte_cryptodev *dev,
struct rte_cryptodev_sym_session *session);
unsigned int
qat_sym_session_get_private_size(struct rte_cryptodev *dev);
void
qat_sym_sesssion_init_common_hdr(struct icp_qat_fw_comn_req_hdr *header,
enum qat_sym_proto_flag proto_flags);
int
qat_sym_validate_aes_key(int key_len, enum icp_qat_hw_cipher_algo *alg);
int
qat_sym_validate_aes_docsisbpi_key(int key_len,
enum icp_qat_hw_cipher_algo *alg);
int
qat_sym_validate_snow3g_key(int key_len, enum icp_qat_hw_cipher_algo *alg);
int
qat_sym_validate_kasumi_key(int key_len, enum icp_qat_hw_cipher_algo *alg);
int
qat_sym_validate_3des_key(int key_len, enum icp_qat_hw_cipher_algo *alg);
int
qat_sym_validate_des_key(int key_len, enum icp_qat_hw_cipher_algo *alg);
int
qat_cipher_get_block_size(enum icp_qat_hw_cipher_algo qat_cipher_alg);
int
qat_sym_validate_zuc_key(int key_len, enum icp_qat_hw_cipher_algo *alg);
#endif /* _QAT_SYM_SESSION_H_ */