chcr_ipsec.h (1130B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* Copyright (c) 2018 Chelsio Communications, Inc. */ 3 4#ifndef __CHCR_IPSEC_H__ 5#define __CHCR_IPSEC_H__ 6 7#include <crypto/algapi.h> 8#include "t4_hw.h" 9#include "cxgb4.h" 10#include "t4_msg.h" 11#include "cxgb4_uld.h" 12 13#include "chcr_core.h" 14#include "chcr_algo.h" 15#include "chcr_crypto.h" 16 17#define CHIPSEC_DRV_MODULE_NAME "ch_ipsec" 18#define CHIPSEC_DRV_VERSION "1.0.0.0-ko" 19#define CHIPSEC_DRV_DESC "Chelsio T6 Crypto Ipsec offload Driver" 20 21struct ipsec_uld_ctx { 22 struct list_head entry; 23 struct cxgb4_lld_info lldi; 24}; 25 26struct chcr_ipsec_req { 27 struct ulp_txpkt ulptx; 28 struct ulptx_idata sc_imm; 29 struct cpl_tx_sec_pdu sec_cpl; 30 struct _key_ctx key_ctx; 31}; 32 33struct chcr_ipsec_wr { 34 struct fw_ulptx_wr wreq; 35 struct chcr_ipsec_req req; 36}; 37 38#define ESN_IV_INSERT_OFFSET 12 39struct chcr_ipsec_aadiv { 40 __be32 spi; 41 u8 seq_no[8]; 42 u8 iv[8]; 43}; 44 45struct ipsec_sa_entry { 46 int hmac_ctrl; 47 u16 esn; 48 u16 resv; 49 unsigned int enckey_len; 50 unsigned int kctx_len; 51 unsigned int authsize; 52 __be32 key_ctx_hdr; 53 char salt[MAX_SALT]; 54 char key[2 * AES_MAX_KEY_SIZE]; 55}; 56 57#endif /* __CHCR_IPSEC_H__ */ 58