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83 lines
1.5 KiB
83 lines
1.5 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* Copyright(c) 2017 Oracle and/or its affiliates. All rights reserved. */ |
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#ifndef _IXGBE_IPSEC_H_ |
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#define _IXGBE_IPSEC_H_ |
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#define IXGBE_IPSEC_MAX_SA_COUNT 1024 |
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#define IXGBE_IPSEC_MAX_RX_IP_COUNT 128 |
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#define IXGBE_IPSEC_BASE_RX_INDEX 0 |
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#define IXGBE_IPSEC_BASE_TX_INDEX IXGBE_IPSEC_MAX_SA_COUNT |
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#define IXGBE_IPSEC_AUTH_BITS 128 |
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#define IXGBE_RXTXIDX_IPS_EN 0x00000001 |
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#define IXGBE_RXIDX_TBL_SHIFT 1 |
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enum ixgbe_ipsec_tbl_sel { |
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ips_rx_ip_tbl = 0x01, |
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ips_rx_spi_tbl = 0x02, |
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ips_rx_key_tbl = 0x03, |
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}; |
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#define IXGBE_RXTXIDX_IDX_SHIFT 3 |
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#define IXGBE_RXTXIDX_READ 0x40000000 |
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#define IXGBE_RXTXIDX_WRITE 0x80000000 |
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#define IXGBE_RXMOD_VALID 0x00000001 |
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#define IXGBE_RXMOD_PROTO_ESP 0x00000004 |
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#define IXGBE_RXMOD_DECRYPT 0x00000008 |
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#define IXGBE_RXMOD_IPV6 0x00000010 |
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#define IXGBE_RXTXMOD_VF 0x00000020 |
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struct rx_sa { |
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struct hlist_node hlist; |
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struct xfrm_state *xs; |
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__be32 ipaddr[4]; |
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u32 key[4]; |
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u32 salt; |
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u32 mode; |
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u8 iptbl_ind; |
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bool used; |
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bool decrypt; |
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u32 vf; |
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}; |
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struct rx_ip_sa { |
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__be32 ipaddr[4]; |
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u32 ref_cnt; |
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bool used; |
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}; |
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struct tx_sa { |
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struct xfrm_state *xs; |
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u32 key[4]; |
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u32 salt; |
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u32 mode; |
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bool encrypt; |
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bool used; |
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u32 vf; |
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}; |
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struct ixgbe_ipsec_tx_data { |
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u32 flags; |
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u16 trailer_len; |
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u16 sa_idx; |
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}; |
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struct ixgbe_ipsec { |
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u16 num_rx_sa; |
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u16 num_tx_sa; |
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struct rx_ip_sa *ip_tbl; |
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struct rx_sa *rx_tbl; |
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struct tx_sa *tx_tbl; |
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DECLARE_HASHTABLE(rx_sa_list, 10); |
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}; |
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struct sa_mbx_msg { |
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__be32 spi; |
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u8 flags; |
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u8 proto; |
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u16 family; |
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__be32 addr[4]; |
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u32 key[5]; |
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}; |
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#endif /* _IXGBE_IPSEC_H_ */
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