Adding upstream version 8.4.4.upstream/8.4.4upstream

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

1 files changed, 72 insertions, 0 deletions

diff --git a/bgpd/bgp_addpath.h b/bgpd/bgp_addpath.h
new file mode 100644
index 0000000..0350ee8
--- /dev/null
+++ b/bgpd/bgp_addpath.h
@@ -0,0 +1,72 @@
+/*
+ * Addpath TX ID selection, and related utilities
+ * Copyright (C) 2018  Amazon.com, Inc. or its affiliates
+ *
+ * This program 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 of the License, or (at your option)
+ * any later version.
+ *
+ * This program 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 this program; see the file COPYING; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _QUAGGA_BGPD_TX_ADDPATH_H
+#define _QUAGGA_BGPD_TX_ADDPATH_H
+
+#include <stdint.h>
+#include <zebra.h>
+
+#include "bgpd/bgp_addpath_types.h"
+#include "bgpd/bgp_route.h"
+#include "bgpd/bgp_table.h"
+#include "lib/json.h"
+
+#define BGP_ADDPATH_TX_ID_FOR_DEFAULT_ORIGINATE 1
+
+void bgp_addpath_init_bgp_data(struct bgp_addpath_bgp_data *d);
+
+bool bgp_addpath_is_addpath_used(struct bgp_addpath_bgp_data *d, afi_t afi,
+				 safi_t safi);
+
+void bgp_addpath_free_node_data(struct bgp_addpath_bgp_data *bd,
+			      struct bgp_addpath_node_data *nd,
+			      afi_t afi, safi_t safi);
+
+void bgp_addpath_free_info_data(struct bgp_addpath_info_data *d,
+			      struct bgp_addpath_node_data *nd);
+
+
+bool bgp_addpath_info_has_ids(struct bgp_addpath_info_data *d);
+
+uint32_t bgp_addpath_id_for_peer(struct peer *peer, afi_t afi, safi_t safi,
+				struct bgp_addpath_info_data *d);
+
+const struct bgp_addpath_strategy_names *
+bgp_addpath_names(enum bgp_addpath_strat strat);
+
+bool bgp_addpath_dmed_required(int strategy);
+
+/*
+ * Return true if this is a path we should advertise due to a configured
+ * addpath-tx knob
+ */
+bool bgp_addpath_tx_path(enum bgp_addpath_strat strat,
+			 struct bgp_path_info *pi);
+/*
+ * Change the type of addpath used for a peer.
+ */
+void bgp_addpath_set_peer_type(struct peer *peer, afi_t afi, safi_t safi,
+			      enum bgp_addpath_strat addpath_type);
+
+void bgp_addpath_update_ids(struct bgp *bgp, struct bgp_dest *dest, afi_t afi,
+			    safi_t safi);
+
+void bgp_addpath_type_changed(struct bgp *bgp);
+#endif