Adding upstream version 8.4.4.upstream/8.4.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 144 insertions, 0 deletions

diff --git a/zebra/zebra_l2.h b/zebra/zebra_l2.h
new file mode 100644
index 0000000..1c3e981
--- /dev/null
+++ b/zebra/zebra_l2.h
@@ -0,0 +1,144 @@
+/*
+ * Zebra Layer-2 interface Data structures and definitions
+ * Copyright (C) 2016, 2017 Cumulus Networks, Inc.
+ *
+ * This file is part of FRR.
+ *
+ * FRR is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * FRR is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with FRR; see the file COPYING.  If not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#ifndef _ZEBRA_L2_H
+#define _ZEBRA_L2_H
+
+#include <zebra.h>
+
+#include "if.h"
+#include "vlan.h"
+#include "vxlan.h"
+#include "zebra/zebra_vrf.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define ZEBRA_BRIDGE_NO_ACTION (0)
+#define ZEBRA_BRIDGE_MASTER_MAC_CHANGE (1 << 1)
+#define ZEBRA_BRIDGE_MASTER_UP (1 << 2)
+
+/* zebra L2 interface information - bridge slave (linkage to bridge) */
+struct zebra_l2info_brslave {
+	ifindex_t bridge_ifindex; /* Bridge Master */
+	struct interface *br_if;  /* Pointer to master */
+	ns_id_t ns_id; /* network namespace where bridge is */
+};
+
+struct zebra_l2info_bond {
+	struct list *mbr_zifs; /* slaves using this bond as a master */
+};
+
+/* zebra L2 interface information - bridge interface */
+struct zebra_l2info_bridge {
+	uint8_t vlan_aware; /* VLAN-aware bridge? */
+};
+
+/* zebra L2 interface information - VLAN interface */
+struct zebra_l2info_vlan {
+	vlanid_t vid; /* VLAN id */
+};
+
+/* zebra L2 interface information - GRE interface */
+struct zebra_l2info_gre {
+	struct in_addr vtep_ip; /* IFLA_GRE_LOCAL */
+	struct in_addr vtep_ip_remote; /* IFLA_GRE_REMOTE */
+	uint32_t ikey;
+	uint32_t okey;
+	ifindex_t ifindex_link; /* Interface index of interface
+				 * linked with GRE
+				 */
+	ns_id_t link_nsid;
+};
+
+/* zebra L2 interface information - VXLAN interface */
+struct zebra_l2info_vxlan {
+	vni_t vni;		/* VNI */
+	struct in_addr vtep_ip; /* Local tunnel IP */
+	vlanid_t access_vlan;   /* Access VLAN - for VLAN-aware bridge. */
+	struct in_addr mcast_grp;
+	ifindex_t ifindex_link; /* Interface index of interface
+				 * linked with VXLAN
+				 */
+	ns_id_t link_nsid;
+};
+
+struct zebra_l2info_bondslave {
+	ifindex_t bond_ifindex;    /* Bridge Master */
+	struct interface *bond_if; /* Pointer to master */
+};
+
+union zebra_l2if_info {
+	struct zebra_l2info_bridge br;
+	struct zebra_l2info_vlan vl;
+	struct zebra_l2info_vxlan vxl;
+	struct zebra_l2info_gre gre;
+};
+
+/* NOTE: These macros are to be invoked only in the "correct" context.
+ * IOW, the macro VNI_FROM_ZEBRA_IF() will assume the interface is
+ * of type ZEBRA_IF_VXLAN.
+ */
+#define VNI_FROM_ZEBRA_IF(zif) (zif)->l2info.vxl.vni
+#define VLAN_ID_FROM_ZEBRA_IF(zif) (zif)->l2info.vl.vid
+
+#define IS_ZEBRA_IF_BRIDGE_VLAN_AWARE(zif) ((zif)->l2info.br.vlan_aware == 1)
+
+extern void zebra_l2_map_slave_to_bridge(struct zebra_l2info_brslave *br_slave,
+					 struct zebra_ns *zns);
+extern void
+zebra_l2_unmap_slave_from_bridge(struct zebra_l2info_brslave *br_slave);
+extern void zebra_l2_bridge_add_update(struct interface *ifp,
+				       struct zebra_l2info_bridge *bridge_info,
+				       int add);
+extern void zebra_l2_bridge_del(struct interface *ifp);
+extern void zebra_l2_vlanif_update(struct interface *ifp,
+				   struct zebra_l2info_vlan *vlan_info);
+extern void zebra_l2_greif_add_update(struct interface *ifp,
+				      struct zebra_l2info_gre *vxlan_info,
+				      int add);
+extern void zebra_l2_vxlanif_add_update(struct interface *ifp,
+					struct zebra_l2info_vxlan *vxlan_info,
+					int add);
+extern void zebra_l2_vxlanif_update_access_vlan(struct interface *ifp,
+						vlanid_t access_vlan);
+extern void zebra_l2_greif_del(struct interface *ifp);
+extern void zebra_l2_vxlanif_del(struct interface *ifp);
+extern void zebra_l2if_update_bridge_slave(struct interface *ifp,
+					   ifindex_t bridge_ifindex,
+					   ns_id_t ns_id, uint8_t chgflags);
+
+extern void zebra_l2if_update_bond_slave(struct interface *ifp,
+					 ifindex_t bond_ifindex, bool bypass);
+extern void zebra_vlan_bitmap_compute(struct interface *ifp,
+		uint32_t vid_start, uint16_t vid_end);
+extern void zebra_vlan_mbr_re_eval(struct interface *ifp,
+		bitfield_t vlan_bitmap);
+extern void zebra_l2if_update_bond(struct interface *ifp, bool add);
+extern void zebra_l2if_update_bridge(struct interface *ifp, uint8_t chgflags);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _ZEBRA_L2_H */