| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* Copyright(c) 2018 Oracle and/or its affiliates. All rights reserved. */ |
| 3 | |
| 4 | #ifndef _IXGBEVF_IPSEC_H_ |
| 5 | #define _IXGBEVF_IPSEC_H_ |
| 6 | |
| 7 | #define IXGBE_IPSEC_MAX_SA_COUNT 1024 |
| 8 | #define IXGBE_IPSEC_BASE_RX_INDEX 0 |
| 9 | #define IXGBE_IPSEC_BASE_TX_INDEX IXGBE_IPSEC_MAX_SA_COUNT |
| 10 | #define IXGBE_IPSEC_AUTH_BITS 128 |
| 11 | |
| 12 | #define IXGBE_RXMOD_VALID 0x00000001 |
| 13 | #define IXGBE_RXMOD_PROTO_ESP 0x00000004 |
| 14 | #define IXGBE_RXMOD_DECRYPT 0x00000008 |
| 15 | #define IXGBE_RXMOD_IPV6 0x00000010 |
| 16 | |
| 17 | struct rx_sa { |
| 18 | struct hlist_node hlist; |
| 19 | struct xfrm_state *xs; |
| 20 | __be32 ipaddr[4]; |
| 21 | u32 key[4]; |
| 22 | u32 salt; |
| 23 | u32 mode; |
| 24 | u32 pfsa; |
| 25 | bool used; |
| 26 | bool decrypt; |
| 27 | }; |
| 28 | |
| 29 | struct rx_ip_sa { |
| 30 | __be32 ipaddr[4]; |
| 31 | u32 ref_cnt; |
| 32 | bool used; |
| 33 | }; |
| 34 | |
| 35 | struct tx_sa { |
| 36 | struct xfrm_state *xs; |
| 37 | u32 key[4]; |
| 38 | u32 salt; |
| 39 | u32 pfsa; |
| 40 | bool encrypt; |
| 41 | bool used; |
| 42 | }; |
| 43 | |
| 44 | struct ixgbevf_ipsec_tx_data { |
| 45 | u32 flags; |
| 46 | u16 trailer_len; |
| 47 | u16 pfsa; |
| 48 | }; |
| 49 | |
| 50 | struct ixgbevf_ipsec { |
| 51 | u16 num_rx_sa; |
| 52 | u16 num_tx_sa; |
| 53 | struct rx_sa *rx_tbl; |
| 54 | struct tx_sa *tx_tbl; |
| 55 | DECLARE_HASHTABLE(rx_sa_list, 10); |
| 56 | }; |
| 57 | |
| 58 | struct sa_mbx_msg { |
| 59 | __be32 spi; |
| 60 | u8 flags; |
| 61 | u8 proto; |
| 62 | u16 family; |
| 63 | __be32 addr[4]; |
| 64 | u32 key[5]; |
| 65 | }; |
| 66 | #endif /* _IXGBEVF_IPSEC_H_ */ |