Adding upstream version 8.4.4.upstream/8.4.4upstream

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

1 files changed, 101 insertions, 0 deletions

diff --git a/bgpd/bgp_packet.h b/bgpd/bgp_packet.h
new file mode 100644
index 0000000..a72e855
--- /dev/null
+++ b/bgpd/bgp_packet.h
@@ -0,0 +1,101 @@
+/* BGP packet management header.
+ * Copyright (C) 1999 Kunihiro Ishiguro
+ *
+ * This file is part of GNU Zebra.
+ *
+ * GNU Zebra 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.
+ *
+ * GNU Zebra 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_BGP_PACKET_H
+#define _QUAGGA_BGP_PACKET_H
+
+#include "hook.h"
+
+DECLARE_HOOK(bgp_packet_dump,
+		(struct peer *peer, uint8_t type, bgp_size_t size,
+			struct stream *s),
+		(peer, type, size, s));
+
+DECLARE_HOOK(bgp_packet_send,
+		(struct peer *peer, uint8_t type, bgp_size_t size,
+			struct stream *s),
+		(peer, type, size, s));
+
+#define BGP_NLRI_LENGTH       1U
+#define BGP_TOTAL_ATTR_LEN    2U
+#define BGP_UNFEASIBLE_LEN    2U
+
+/* When to refresh */
+#define REFRESH_IMMEDIATE 1
+#define REFRESH_DEFER     2
+
+/* ORF Common part flag */
+#define ORF_COMMON_PART_ADD        0x00
+#define ORF_COMMON_PART_REMOVE     0x80
+#define ORF_COMMON_PART_REMOVE_ALL 0xC0
+#define ORF_COMMON_PART_PERMIT     0x00
+#define ORF_COMMON_PART_DENY       0x20
+
+#define BGP_UPDATE_EOR_PKT(_peer, _afi, _safi, _s)                             \
+	do {                                                                   \
+		_s = bgp_update_packet_eor(_peer, _afi, _safi);                \
+		if (_s) {                                                      \
+			bgp_packet_add(_peer, _s);                             \
+		}                                                              \
+	} while (0)
+
+/* Packet send and receive function prototypes. */
+extern void bgp_keepalive_send(struct peer *peer);
+extern void bgp_open_send(struct peer *peer);
+extern void bgp_notify_send(struct peer *peer, uint8_t code, uint8_t sub_code);
+extern void bgp_notify_send_with_data(struct peer *peer, uint8_t code,
+				      uint8_t sub_code, uint8_t *data,
+				      size_t datalen);
+void bgp_notify_io_invalid(struct peer *peer, uint8_t code, uint8_t sub_code,
+			   uint8_t *data, size_t datalen);
+extern void bgp_route_refresh_send(struct peer *peer, afi_t afi, safi_t safi,
+				   uint8_t orf_type, uint8_t when_to_refresh,
+				   int remove, uint8_t subtype);
+extern void bgp_capability_send(struct peer *peer, afi_t afi, safi_t safi,
+				int capabilty_code, int action);
+
+extern int bgp_capability_receive(struct peer *peer, bgp_size_t length);
+
+extern int bgp_nlri_parse(struct peer *peer, struct attr *attr,
+			  struct bgp_nlri *nlri, bool mp_withdraw);
+
+extern void bgp_update_restarted_peers(struct peer *peer);
+extern void bgp_update_implicit_eors(struct peer *peer);
+extern void bgp_check_update_delay(struct bgp *peer);
+
+extern int bgp_packet_set_marker(struct stream *s, uint8_t type);
+extern void bgp_packet_set_size(struct stream *s);
+
+extern void bgp_generate_updgrp_packets(struct thread *);
+extern void bgp_process_packet(struct thread *);
+
+extern void bgp_send_delayed_eor(struct bgp *bgp);
+
+/* Task callback to handle socket error encountered in the io pthread */
+void bgp_packet_process_error(struct thread *thread);
+extern struct bgp_notify
+bgp_notify_decapsulate_hard_reset(struct bgp_notify *notify);
+extern bool bgp_has_graceful_restart_notification(struct peer *peer);
+extern bool bgp_notify_send_hard_reset(struct peer *peer, uint8_t code,
+				       uint8_t subcode);
+extern bool bgp_notify_received_hard_reset(struct peer *peer, uint8_t code,
+					   uint8_t subcode);
+
+#endif /* _QUAGGA_BGP_PACKET_H */