]>
git.proxmox.com Git - mirror_frr.git/blob - isisd/isis_circuit.h
2 * IS-IS Rout(e)ing protocol - isis_circuit.h
4 * Copyright (C) 2001,2002 Sampo Saaristo
5 * Tampere University of Technology
6 * Institute of Communications Engineering
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public Licenseas published by the Free
10 * Software Foundation; either version 2 of the License, or (at your option)
13 * This program is distributed in the hope that it will be useful,but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
18 * You should have received a copy of the GNU General Public License along
19 * with this program; see the file COPYING; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 #ifndef ISIS_CIRCUIT_H
24 #define ISIS_CIRCUIT_H
32 #include "isis_constants.h"
33 #include "isis_common.h"
38 struct password
*next
;
44 uint8_t metric_default
;
46 uint8_t metric_expense
;
50 struct isis_bcast_info
{
51 uint8_t snpa
[ETH_ALEN
]; /* SNPA of this circuit */
52 char run_dr_elect
[2]; /* Should we run dr election ? */
53 struct thread
*t_run_dr
[2]; /* DR election thread */
54 struct thread
*t_send_lan_hello
[2]; /* send LAN IIHs in this thread */
55 struct list
*adjdb
[2]; /* adjacency dbs */
56 struct list
*lan_neighs
[2]; /* list of lx neigh snpa */
57 char is_dr
[2]; /* Are we level x DR ? */
58 uint8_t l1_desig_is
[ISIS_SYS_ID_LEN
+ 1]; /* level-1 DR */
59 uint8_t l2_desig_is
[ISIS_SYS_ID_LEN
+ 1]; /* level-2 DR */
60 struct thread
*t_refresh_pseudo_lsp
[2]; /* refresh pseudo-node LSPs */
63 struct isis_p2p_info
{
64 struct isis_adjacency
*neighbor
;
65 struct thread
*t_send_p2p_hello
; /* send P2P IIHs in this thread */
70 uint8_t circuit_id
; /* l1/l2 bcast CircuitID */
71 struct isis_area
*area
; /* back pointer to the area */
72 struct interface
*interface
; /* interface info from z */
73 int fd
; /* IS-IS l1/2 socket */
74 int sap_length
; /* SAP length for DLPI */
79 struct thread
*t_read
;
80 struct thread
*t_send_csnp
[2];
81 struct thread
*t_send_psnp
[2];
82 struct thread
*t_send_lsp
;
83 struct isis_tx_queue
*tx_queue
;
85 /* there is no real point in two streams, just for programming kicker */
86 int (*rx
)(struct isis_circuit
*circuit
, uint8_t *ssnpa
);
87 struct stream
*rcv_stream
; /* Stream for receiving */
88 int (*tx
)(struct isis_circuit
*circuit
, int level
);
89 struct stream
*snd_stream
; /* Stream for sending */
90 int idx
; /* idx in S[RM|SN] flags */
91 #define CIRCUIT_T_UNKNOWN 0
92 #define CIRCUIT_T_BROADCAST 1
93 #define CIRCUIT_T_P2P 2
94 #define CIRCUIT_T_LOOPBACK 3
95 int circ_type
; /* type of the physical interface */
96 int circ_type_config
; /* config type of the physical interface */
98 struct isis_bcast_info bc
;
99 struct isis_p2p_info p2p
;
101 uint8_t priority
[2]; /* l1/2 IS configured priority */
102 int pad_hellos
; /* add padding to Hello PDUs ? */
103 char ext_domain
; /* externalDomain (boolean) */
104 int lsp_regenerate_pending
[ISIS_LEVELS
];
108 struct isis_passwd passwd
; /* Circuit rx/tx password */
109 int is_type
; /* circuit is type == level of circuit
110 * differentiated from circuit type (media) */
111 uint32_t hello_interval
[2]; /* hello-interval in seconds */
112 uint16_t hello_multiplier
[2]; /* hello-multiplier */
113 uint16_t csnp_interval
[2]; /* csnp-interval in seconds */
114 uint16_t psnp_interval
[2]; /* psnp-interval in seconds */
116 uint32_t te_metric
[2];
117 struct mpls_te_circuit
118 *mtc
; /* Support for MPLS-TE parameters - see isis_te.[c,h] */
119 int ip_router
; /* Route IP ? */
120 int is_passive
; /* Is Passive ? */
121 struct list
*mt_settings
; /* IS-IS MT Settings */
122 struct list
*ip_addrs
; /* our IP addresses */
123 int ipv6_router
; /* Route IPv6 ? */
124 struct list
*ipv6_link
; /* our link local IPv6 addresses */
125 struct list
*ipv6_non_link
; /* our non-link local IPv6 addresses */
126 uint16_t upadjcount
[2];
127 #define ISIS_CIRCUIT_FLAPPED_AFTER_SPF 0x01
129 bool disable_threeway_adj
;
131 * Counters as in 10589--11.2.5.9
133 uint32_t adj_state_changes
; /* changesInAdjacencyState */
134 uint32_t init_failures
; /* intialisationFailures */
135 uint32_t ctrl_pdus_rxed
; /* controlPDUsReceived */
136 uint32_t ctrl_pdus_txed
; /* controlPDUsSent */
138 desig_changes
[2]; /* lanLxDesignatedIntermediateSystemChanges */
139 uint32_t rej_adjacencies
; /* rejectedAdjacencies */
143 DECLARE_QOBJ_TYPE(isis_circuit
)
145 void isis_circuit_init(void);
146 struct isis_circuit
*isis_circuit_new(void);
147 void isis_circuit_del(struct isis_circuit
*circuit
);
148 struct isis_circuit
*circuit_lookup_by_ifp(struct interface
*ifp
,
150 struct isis_circuit
*circuit_scan_by_ifp(struct interface
*ifp
);
151 void isis_circuit_configure(struct isis_circuit
*circuit
,
152 struct isis_area
*area
);
153 void isis_circuit_deconfigure(struct isis_circuit
*circuit
,
154 struct isis_area
*area
);
155 void isis_circuit_if_add(struct isis_circuit
*circuit
, struct interface
*ifp
);
156 void isis_circuit_if_del(struct isis_circuit
*circuit
, struct interface
*ifp
);
157 void isis_circuit_if_bind(struct isis_circuit
*circuit
, struct interface
*ifp
);
158 void isis_circuit_if_unbind(struct isis_circuit
*circuit
,
159 struct interface
*ifp
);
160 void isis_circuit_add_addr(struct isis_circuit
*circuit
,
161 struct connected
*conn
);
162 void isis_circuit_del_addr(struct isis_circuit
*circuit
,
163 struct connected
*conn
);
164 void isis_circuit_prepare(struct isis_circuit
*circuit
);
165 int isis_circuit_up(struct isis_circuit
*circuit
);
166 void isis_circuit_down(struct isis_circuit
*);
167 void circuit_update_nlpids(struct isis_circuit
*circuit
);
168 void isis_circuit_print_vty(struct isis_circuit
*circuit
, struct vty
*vty
,
170 size_t isis_circuit_pdu_size(struct isis_circuit
*circuit
);
171 void isis_circuit_stream(struct isis_circuit
*circuit
, struct stream
**stream
);
173 struct isis_circuit
*isis_circuit_create(struct isis_area
*area
,
174 struct interface
*ifp
);
175 void isis_circuit_af_set(struct isis_circuit
*circuit
, bool ip_router
,
177 ferr_r
isis_circuit_passive_set(struct isis_circuit
*circuit
, bool passive
);
178 void isis_circuit_is_type_set(struct isis_circuit
*circuit
, int is_type
);
179 ferr_r
isis_circuit_circ_type_set(struct isis_circuit
*circuit
, int circ_type
);
181 ferr_r
isis_circuit_metric_set(struct isis_circuit
*circuit
, int level
,
184 ferr_r
isis_circuit_passwd_unset(struct isis_circuit
*circuit
);
185 ferr_r
isis_circuit_passwd_cleartext_set(struct isis_circuit
*circuit
,
187 ferr_r
isis_circuit_passwd_hmac_md5_set(struct isis_circuit
*circuit
,
190 int isis_circuit_mt_enabled_set(struct isis_circuit
*circuit
, uint16_t mtid
,
193 #endif /* _ZEBRA_ISIS_CIRCUIT_H */