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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright(c) 2018 Oracle and/or its affiliates. All rights reserved. */
#ifndef _IXGBEVF_IPSEC_H_
#define _IXGBEVF_IPSEC_H_
#define IXGBE_IPSEC_MAX_SA_COUNT 1024
#define IXGBE_IPSEC_BASE_RX_INDEX 0
#define IXGBE_IPSEC_BASE_TX_INDEX IXGBE_IPSEC_MAX_SA_COUNT
#define IXGBE_IPSEC_AUTH_BITS 128
#define IXGBE_RXMOD_VALID 0x00000001
#define IXGBE_RXMOD_PROTO_ESP 0x00000004
#define IXGBE_RXMOD_DECRYPT 0x00000008
#define IXGBE_RXMOD_IPV6 0x00000010
struct rx_sa {
struct hlist_node hlist;
struct xfrm_state *xs;
__be32 ipaddr[4];
u32 key[4];
u32 salt;
u32 mode;
u32 pfsa;
bool used;
bool decrypt;
};
struct rx_ip_sa {
__be32 ipaddr[4];
u32 ref_cnt;
bool used;
};
struct tx_sa {
struct xfrm_state *xs;
u32 key[4];
u32 salt;
u32 pfsa;
bool encrypt;
bool used;
};
struct ixgbevf_ipsec_tx_data {
u32 flags;
u16 trailer_len;
u16 pfsa;
};
struct ixgbevf_ipsec {
u16 num_rx_sa;
u16 num_tx_sa;
struct rx_sa *rx_tbl;
struct tx_sa *tx_tbl;
DECLARE_HASHTABLE(rx_sa_list, 10);
};
struct sa_mbx_msg {
__be32 spi;
u8 flags;
u8 proto;
u16 family;
__be32 addr[4];
u32 key[5];
};
#endif /* _IXGBEVF_IPSEC_H_ */
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