3 Copyright (C) 2008 Everton da Silva Marques
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; see the file COPYING; if not, write to the
17 Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
20 $QuaggaId: $Format:%an, %ai, %h$ $
32 #include "pim_upstream.h"
34 #define PIM_IF_MASK_PIM (1 << 0)
35 #define PIM_IF_MASK_IGMP (1 << 1)
36 #define PIM_IF_MASK_IGMP_LISTEN_ALLROUTERS (1 << 2)
37 #define PIM_IF_MASK_PIM_CAN_DISABLE_JOIN_SUPRESSION (1 << 3)
39 #define PIM_IF_IS_DELETED(ifp) ((ifp)->ifindex == IFINDEX_INTERNAL)
41 #define PIM_IF_TEST_PIM(options) (PIM_IF_MASK_PIM & (options))
42 #define PIM_IF_TEST_IGMP(options) (PIM_IF_MASK_IGMP & (options))
43 #define PIM_IF_TEST_IGMP_LISTEN_ALLROUTERS(options) (PIM_IF_MASK_IGMP_LISTEN_ALLROUTERS & (options))
44 #define PIM_IF_TEST_PIM_CAN_DISABLE_JOIN_SUPRESSION(options) (PIM_IF_MASK_PIM_CAN_DISABLE_JOIN_SUPRESSION & (options))
46 #define PIM_IF_DO_PIM(options) ((options) |= PIM_IF_MASK_PIM)
47 #define PIM_IF_DO_IGMP(options) ((options) |= PIM_IF_MASK_IGMP)
48 #define PIM_IF_DO_IGMP_LISTEN_ALLROUTERS(options) ((options) |= PIM_IF_MASK_IGMP_LISTEN_ALLROUTERS)
49 #define PIM_IF_DO_PIM_CAN_DISABLE_JOIN_SUPRESSION(options) ((options) |= PIM_IF_MASK_PIM_CAN_DISABLE_JOIN_SUPRESSION)
51 #define PIM_IF_DONT_PIM(options) ((options) &= ~PIM_IF_MASK_PIM)
52 #define PIM_IF_DONT_IGMP(options) ((options) &= ~PIM_IF_MASK_IGMP)
53 #define PIM_IF_DONT_IGMP_LISTEN_ALLROUTERS(options) ((options) &= ~PIM_IF_MASK_IGMP_LISTEN_ALLROUTERS)
54 #define PIM_IF_DONT_PIM_CAN_DISABLE_JOIN_SUPRESSION(options) ((options) &= ~PIM_IF_MASK_PIM_CAN_DISABLE_JOIN_SUPRESSION)
56 struct pim_interface {
57 uint32_t options; /* bit vector */
59 struct in_addr primary_address; /* remember addr to detect change */
61 int igmp_default_robustness_variable; /* IGMPv3 QRV */
62 int igmp_default_query_interval; /* IGMPv3 secs between general queries */
63 int igmp_query_max_response_time_dsec; /* IGMPv3 Max Response Time in dsecs for general queries */
64 int igmp_specific_query_max_response_time_dsec; /* IGMPv3 Max Response Time in dsecs for specific queries */
65 struct list *igmp_socket_list; /* list of struct igmp_sock */
66 struct list *igmp_join_list; /* list of struct igmp_join */
68 int pim_sock_fd; /* PIM socket file descriptor */
69 struct thread *t_pim_sock_read; /* thread for reading PIM socket */
70 int64_t pim_sock_creation; /* timestamp of PIM socket creation */
72 struct thread *t_pim_hello_timer;
74 int pim_default_holdtime;
75 int pim_triggered_hello_delay;
76 uint32_t pim_generation_id;
77 uint16_t pim_propagation_delay_msec; /* config */
78 uint16_t pim_override_interval_msec; /* config */
79 struct list *pim_neighbor_list; /* list of struct pim_neighbor */
80 struct list *pim_ifchannel_list; /* list of struct pim_ifchannel */
82 /* neighbors without lan_delay */
83 int pim_number_of_nonlandelay_neighbors;
84 uint16_t pim_neighbors_highest_propagation_delay_msec;
85 uint16_t pim_neighbors_highest_override_interval_msec;
88 int64_t pim_dr_election_last; /* timestamp */
89 int pim_dr_election_count;
90 int pim_dr_election_changes;
91 struct in_addr pim_dr_addr;
92 uint32_t pim_dr_priority; /* config */
93 int pim_dr_num_nondrpri_neighbors; /* neighbors without dr_pri */
95 int64_t pim_ifstat_start; /* start timestamp for stats */
96 uint32_t pim_ifstat_hello_sent;
97 uint32_t pim_ifstat_hello_sendfail;
98 uint32_t pim_ifstat_hello_recv;
99 uint32_t pim_ifstat_hello_recvfail;
103 if default_holdtime is set (>= 0), use it;
104 otherwise default_holdtime is 3.5 * hello_period
106 #define PIM_IF_DEFAULT_HOLDTIME(pim_ifp) \
107 (((pim_ifp)->pim_default_holdtime < 0) ? \
108 ((pim_ifp)->pim_hello_period * 7 / 2) : \
109 ((pim_ifp)->pim_default_holdtime))
111 struct pim_interface *pim_if_new(struct interface *ifp, int igmp, int pim);
112 void pim_if_delete(struct interface *ifp);
113 void pim_if_addr_add(struct connected *ifc);
114 void pim_if_addr_del(struct connected *ifc, int force_prim_as_any);
115 void pim_if_addr_add_all(struct interface *ifp);
116 void pim_if_addr_del_all(struct interface *ifp);
117 void pim_if_addr_del_all_igmp(struct interface *ifp);
118 void pim_if_addr_del_all_pim(struct interface *ifp);
120 int pim_if_add_vif(struct interface *ifp);
121 int pim_if_del_vif(struct interface *ifp);
122 void pim_if_add_vif_all(void);
123 void pim_if_del_vif_all(void);
125 struct interface *pim_if_find_by_vif_index(ifindex_t vif_index);
126 int pim_if_find_vifindex_by_ifindex(ifindex_t ifindex);
128 int pim_if_lan_delay_enabled(struct interface *ifp);
129 uint16_t pim_if_effective_propagation_delay_msec(struct interface *ifp);
130 uint16_t pim_if_effective_override_interval_msec(struct interface *ifp);
131 uint16_t pim_if_jp_override_interval_msec(struct interface *ifp);
132 struct pim_neighbor *pim_if_find_neighbor(struct interface *ifp,
133 struct in_addr addr);
135 long pim_if_t_suppressed_msec(struct interface *ifp);
136 int pim_if_t_override_msec(struct interface *ifp);
138 struct in_addr pim_find_primary_addr(struct interface *ifp);
140 int pim_if_igmp_join_add(struct interface *ifp,
141 struct in_addr group_addr,
142 struct in_addr source_addr);
143 int pim_if_igmp_join_del(struct interface *ifp,
144 struct in_addr group_addr,
145 struct in_addr source_addr);
147 void pim_if_update_could_assert(struct interface *ifp);
149 void pim_if_assert_on_neighbor_down(struct interface *ifp,
150 struct in_addr neigh_addr);
152 void pim_if_rpf_interface_changed(struct interface *old_rpf_ifp,
153 struct pim_upstream *up);
155 void pim_if_update_join_desired(struct pim_interface *pim_ifp);
157 void pim_if_update_assert_tracking_desired(struct interface *ifp);
159 #endif /* PIM_IFACE_H */