diff options
Diffstat (limited to 'drivers/crypto/qat/qat_sym_session.h')
| -rw-r--r-- | drivers/crypto/qat/qat_sym_session.h | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/drivers/crypto/qat/qat_sym_session.h b/drivers/crypto/qat/qat_sym_session.h new file mode 100644 index 00000000..e8f51e5b --- /dev/null +++ b/drivers/crypto/qat/qat_sym_session.h @@ -0,0 +1,145 @@ +/* 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) + +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; +}; + +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, + uint8_t *enckey, + uint32_t enckeylen); + +int +qat_sym_session_aead_create_cd_auth(struct qat_sym_session *cdesc, + 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_ */ |