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1 | /* |
| 2 | * Zebra Layer-2 interface Data structures and definitions |
| 3 | * Copyright (C) 2016, 2017 Cumulus Networks, Inc. |
| 4 | * |
| 5 | * This file is part of FRR. |
| 6 | * |
| 7 | * FRR is free software; you can redistribute it and/or modify it |
| 8 | * under the terms of the GNU General Public License as published by the |
| 9 | * Free Software Foundation; either version 2, or (at your option) any |
| 10 | * later version. |
| 11 | * |
| 12 | * FRR is distributed in the hope that it will be useful, but |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with FRR; see the file COPYING. If not, write to the Free |
| 19 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA |
| 20 | * 02111-1307, USA. |
| 21 | */ |
| 22 | |
| 23 | #ifndef _ZEBRA_L2_H |
| 24 | #define _ZEBRA_L2_H |
| 25 | |
| 26 | #include <zebra.h> |
| 27 | |
| 28 | #include "if.h" |
| 29 | #include "vlan.h" |
| 30 | #include "vxlan.h" |
| 31 | |
| 32 | /* zebra L2 interface information - bridge slave (linkage to bridge) */ |
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33 | struct zebra_l2info_brslave { |
| 34 | ifindex_t bridge_ifindex; /* Bridge Master */ |
| 35 | struct interface *br_if; /* Pointer to master */ |
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36 | }; |
| 37 | |
| 38 | /* zebra L2 interface information - bridge interface */ |
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39 | struct zebra_l2info_bridge { |
| 40 | u_char vlan_aware; /* VLAN-aware bridge? */ |
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41 | }; |
| 42 | |
| 43 | /* zebra L2 interface information - VLAN interface */ |
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44 | struct zebra_l2info_vlan { |
| 45 | vlanid_t vid; /* VLAN id */ |
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46 | }; |
| 47 | |
| 48 | /* zebra L2 interface information - VXLAN interface */ |
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49 | struct zebra_l2info_vxlan { |
| 50 | vni_t vni; /* VNI */ |
| 51 | struct in_addr vtep_ip; /* Local tunnel IP */ |
| 52 | vlanid_t access_vlan; /* Access VLAN - for VLAN-aware bridge. */ |
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53 | }; |
| 54 | |
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55 | union zebra_l2if_info { |
| 56 | struct zebra_l2info_bridge br; |
| 57 | struct zebra_l2info_vlan vl; |
| 58 | struct zebra_l2info_vxlan vxl; |
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59 | }; |
| 60 | |
| 61 | /* NOTE: These macros are to be invoked only in the "correct" context. |
| 62 | * IOW, the macro VNI_FROM_ZEBRA_IF() will assume the interface is |
| 63 | * of type ZEBRA_IF_VXLAN. |
| 64 | */ |
| 65 | #define VNI_FROM_ZEBRA_IF(zif) (zif)->l2info.vxl.vni |
| 66 | #define VLAN_ID_FROM_ZEBRA_IF(zif) (zif)->l2info.vl.vid |
| 67 | |
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68 | #define IS_ZEBRA_IF_BRIDGE_VLAN_AWARE(zif) ((zif)->l2info.br.vlan_aware == 1) |
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69 | |
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70 | |
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71 | extern void zebra_l2_map_slave_to_bridge(struct zebra_l2info_brslave *br_slave); |
| 72 | extern void |
| 73 | zebra_l2_unmap_slave_from_bridge(struct zebra_l2info_brslave *br_slave); |
| 74 | extern void zebra_l2_bridge_add_update(struct interface *ifp, |
| 75 | struct zebra_l2info_bridge *bridge_info, |
| 76 | int add); |
| 77 | extern void zebra_l2_bridge_del(struct interface *ifp); |
| 78 | extern void zebra_l2_vlanif_update(struct interface *ifp, |
| 79 | struct zebra_l2info_vlan *vlan_info); |
| 80 | extern void zebra_l2_vxlanif_add_update(struct interface *ifp, |
| 81 | struct zebra_l2info_vxlan *vxlan_info, |
| 82 | int add); |
| 83 | extern void zebra_l2_vxlanif_update_access_vlan(struct interface *ifp, |
| 84 | vlanid_t access_vlan); |
| 85 | extern void zebra_l2_vxlanif_del(struct interface *ifp); |
| 86 | extern void zebra_l2if_update_bridge_slave(struct interface *ifp, |
| 87 | ifindex_t bridge_ifindex); |
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88 | |
| 89 | #endif /* _ZEBRA_L2_H */ |
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