Merge pull request #13649 from donaldsharp/unlock_the_node_or_else

[mirror_frr.git] / bgpd / bgp_open.h

diff --git a/bgpd/bgp_open.h b/bgpd/bgp_open.h
index 0d616926a2e0702e530e4ad5f0ef4f962827cd56..7e3d07876ddbd07defcb6c1bcde6c6ebd4401cb5 100644 (file)
--- a/bgpd/bgp_open.h
+++ b/bgpd/bgp_open.h
@@ -1,21 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /* BGP open message handling
  * 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_OPEN_H
@@ -52,10 +37,12 @@ struct graceful_restart_af {
 #define CAPABILITY_CODE_ENHANCED_RR    70 /* Enhanced Route Refresh capability */
 #define CAPABILITY_CODE_LLGR           71 /* Long-lived Graceful Restart */
 #define CAPABILITY_CODE_FQDN           73 /* Advertise hostname capability */
+#define CAPABILITY_CODE_SOFT_VERSION   75 /* Software Version capability */
 #define CAPABILITY_CODE_ENHE            5 /* Extended Next Hop Encoding */
 #define CAPABILITY_CODE_REFRESH_OLD   128 /* Route Refresh Capability(cisco) */
 #define CAPABILITY_CODE_ORF_OLD       130 /* Cooperative Route Filtering Capability(cisco) */
 #define CAPABILITY_CODE_EXT_MESSAGE     6 /* Extended Message Support */
+#define CAPABILITY_CODE_ROLE            9 /* Role Capability */
 
 /* Capability Length */
 #define CAPABILITY_CODE_MP_LEN          4
@@ -70,10 +57,13 @@ struct graceful_restart_af {
 #define CAPABILITY_CODE_LLGR_LEN        0
 #define CAPABILITY_CODE_ORF_LEN         5
 #define CAPABILITY_CODE_EXT_MESSAGE_LEN 0 /* Extended Message Support */
+#define CAPABILITY_CODE_ROLE_LEN        1
+#define CAPABILITY_CODE_SOFT_VERSION_LEN 1
 
 /* Cooperative Route Filtering Capability.  */
 
 /* ORF Type */
+#define ORF_TYPE_RESERVED               0
 #define ORF_TYPE_PREFIX                64
 #define ORF_TYPE_PREFIX_OLD           128
 
@@ -87,16 +77,26 @@ struct graceful_restart_af {
 #define CAPABILITY_ACTION_UNSET         1
 
 /* Graceful Restart */
-#define RESTART_R_BIT              0x8000
-#define RESTART_F_BIT              0x80
+#define GRACEFUL_RESTART_R_BIT 0x8000
+#define GRACEFUL_RESTART_N_BIT 0x4000
+#define GRACEFUL_RESTART_F_BIT 0x80
 
 /* Long-lived Graceful Restart */
 #define LLGR_F_BIT 0x80
 
-extern int bgp_open_option_parse(struct peer *, uint8_t, int *);
-extern void bgp_open_capability(struct stream *, struct peer *);
+/* Optional Parameters */
+#define BGP_OPEN_NON_EXT_OPT_LEN 255                 /* Non-Ext OP Len. */
+#define BGP_OPEN_NON_EXT_OPT_TYPE_EXTENDED_LENGTH 255 /* Non-Ext OP Type */
+#define BGP_OPEN_EXT_OPT_PARAMS_CAPABLE(peer)                                  \
+       (CHECK_FLAG(peer->flags, PEER_FLAG_EXTENDED_OPT_PARAMS)                \
+        || CHECK_FLAG(peer->sflags, PEER_STATUS_EXT_OPT_PARAMS_LENGTH))
+
+extern int bgp_open_option_parse(struct peer *peer, uint16_t length,
+                                int *mp_capability);
+extern uint16_t bgp_open_capability(struct stream *s, struct peer *peer,
+                                   bool ext_opt_params);
 extern void bgp_capability_vty_out(struct vty *vty, struct peer *peer,
                                   bool use_json, json_object *json_neigh);
-extern as_t peek_for_as4_capability(struct peer *, uint8_t);
+extern as_t peek_for_as4_capability(struct peer *peer, uint16_t length);
 
 #endif /* _QUAGGA_BGP_OPEN_H */