diff options
| author |   Shannon Nelson <shannon.nelson@oracle.com> | 2017-12-19 15:59:56 -0800 |
|---|---|---|
| committer |   Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2018-01-23 09:11:27 -0800 |
| commit | 34c822e2fb105599d3e7dffd4f2f3a5953cfefb3 (patch) | |
| tree | 9d62313bb222ea042ad4ab7069f638ba378ba32a /drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.h | |
| parent | ixgbe: add ipsec engine start and stop routines (diff) | |
| download | linux-dev-34c822e2fb105599d3e7dffd4f2f3a5953cfefb3.tar.xz linux-dev-34c822e2fb105599d3e7dffd4f2f3a5953cfefb3.zip | |
ixgbe: add ipsec data structures
Set up the data structures to be used by the ipsec offload.
Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.h')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.h index 8fe8289d3eee..da3ce7849e85 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.h @@ -50,4 +50,44 @@ enum ixgbe_ipsec_tbl_sel { #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; + u8 iptbl_ind; + 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; + bool encrypt; + bool used; +}; + +struct ixgbe_ipsec_tx_data { + u32 flags; + u16 trailer_len; + u16 sa_idx; +}; + +struct ixgbe_ipsec { + u16 num_rx_sa; + u16 num_tx_sa; + struct rx_ip_sa *ip_tbl; + struct rx_sa *rx_tbl; + struct tx_sa *tx_tbl; + DECLARE_HASHTABLE(rx_sa_list, 10); +}; #endif /* _IXGBE_IPSEC_H_ */ |