br_private_tunnel.h 2.3 KB

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  1. /* SPDX-License-Identifier: GPL-2.0-or-later */
  2. /*
  3. * Bridge per vlan tunnels
  4. *
  5. * Authors:
  6. * Roopa Prabhu <roopa@cumulusnetworks.com>
  7. */
  8. #ifndef _BR_PRIVATE_TUNNEL_H
  9. #define _BR_PRIVATE_TUNNEL_H
  10. struct vtunnel_info {
  11. u32 tunid;
  12. u16 vid;
  13. u16 flags;
  14. };
  15. /* br_netlink_tunnel.c */
  16. int br_parse_vlan_tunnel_info(struct nlattr *attr,
  17. struct vtunnel_info *tinfo);
  18. int br_process_vlan_tunnel_info(const struct net_bridge *br,
  19. const struct net_bridge_port *p,
  20. int cmd,
  21. struct vtunnel_info *tinfo_curr,
  22. struct vtunnel_info *tinfo_last,
  23. bool *changed);
  24. int br_get_vlan_tunnel_info_size(struct net_bridge_vlan_group *vg);
  25. int br_fill_vlan_tunnel_info(struct sk_buff *skb,
  26. struct net_bridge_vlan_group *vg);
  27. #ifdef CONFIG_BRIDGE_VLAN_FILTERING
  28. /* br_vlan_tunnel.c */
  29. int vlan_tunnel_init(struct net_bridge_vlan_group *vg);
  30. void vlan_tunnel_deinit(struct net_bridge_vlan_group *vg);
  31. int nbp_vlan_tunnel_info_delete(const struct net_bridge_port *port, u16 vid);
  32. int nbp_vlan_tunnel_info_add(const struct net_bridge_port *port, u16 vid,
  33. u32 tun_id);
  34. void nbp_vlan_tunnel_info_flush(struct net_bridge_port *port);
  35. void vlan_tunnel_info_del(struct net_bridge_vlan_group *vg,
  36. struct net_bridge_vlan *vlan);
  37. int br_handle_ingress_vlan_tunnel(struct sk_buff *skb,
  38. struct net_bridge_port *p,
  39. struct net_bridge_vlan_group *vg);
  40. int br_handle_egress_vlan_tunnel(struct sk_buff *skb,
  41. struct net_bridge_vlan *vlan);
  42. bool vlan_tunid_inrange(const struct net_bridge_vlan *v_curr,
  43. const struct net_bridge_vlan *v_last);
  44. int br_vlan_tunnel_info(const struct net_bridge_port *p, int cmd,
  45. u16 vid, u32 tun_id, bool *changed);
  46. #else
  47. static inline int vlan_tunnel_init(struct net_bridge_vlan_group *vg)
  48. {
  49. return 0;
  50. }
  51. static inline int nbp_vlan_tunnel_info_delete(const struct net_bridge_port *port,
  52. u16 vid)
  53. {
  54. return 0;
  55. }
  56. static inline int nbp_vlan_tunnel_info_add(const struct net_bridge_port *port,
  57. u16 vid, u32 tun_id)
  58. {
  59. return 0;
  60. }
  61. static inline void nbp_vlan_tunnel_info_flush(struct net_bridge_port *port)
  62. {
  63. }
  64. static inline void vlan_tunnel_info_del(struct net_bridge_vlan_group *vg,
  65. struct net_bridge_vlan *vlan)
  66. {
  67. }
  68. static inline int br_handle_ingress_vlan_tunnel(struct sk_buff *skb,
  69. struct net_bridge_port *p,
  70. struct net_bridge_vlan_group *vg)
  71. {
  72. return 0;
  73. }
  74. #endif
  75. #endif