Annotation of embedaddon/quagga/pimd/pim_iface.h, revision 1.1
1.1 ! misho 1: /*
! 2: PIM for Quagga
! 3: Copyright (C) 2008 Everton da Silva Marques
! 4:
! 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.
! 9:
! 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.
! 14:
! 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,
! 18: MA 02110-1301 USA
! 19:
! 20: $QuaggaId: $Format:%an, %ai, %h$ $
! 21: */
! 22:
! 23: #ifndef PIM_IFACE_H
! 24: #define PIM_IFACE_H
! 25:
! 26: #include <zebra.h>
! 27:
! 28: #include "if.h"
! 29: #include "vty.h"
! 30:
! 31: #include "pim_igmp.h"
! 32: #include "pim_upstream.h"
! 33:
! 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)
! 38:
! 39: #define PIM_IF_IS_DELETED(ifp) ((ifp)->ifindex == IFINDEX_INTERNAL)
! 40:
! 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))
! 45:
! 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)
! 50:
! 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)
! 55:
! 56: struct pim_interface {
! 57: uint32_t options; /* bit vector */
! 58: int mroute_vif_index;
! 59: struct in_addr primary_address; /* remember addr to detect change */
! 60:
! 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 */
! 67:
! 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 */
! 71:
! 72: struct thread *t_pim_hello_timer;
! 73: int pim_hello_period;
! 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 */
! 81:
! 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;
! 86:
! 87: /* DR Election */
! 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 */
! 94:
! 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;
! 100: };
! 101:
! 102: /*
! 103: if default_holdtime is set (>= 0), use it;
! 104: otherwise default_holdtime is 3.5 * hello_period
! 105: */
! 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))
! 110:
! 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);
! 119:
! 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);
! 124:
! 125: struct interface *pim_if_find_by_vif_index(ifindex_t vif_index);
! 126: int pim_if_find_vifindex_by_ifindex(ifindex_t ifindex);
! 127:
! 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);
! 134:
! 135: long pim_if_t_suppressed_msec(struct interface *ifp);
! 136: int pim_if_t_override_msec(struct interface *ifp);
! 137:
! 138: struct in_addr pim_find_primary_addr(struct interface *ifp);
! 139:
! 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);
! 146:
! 147: void pim_if_update_could_assert(struct interface *ifp);
! 148:
! 149: void pim_if_assert_on_neighbor_down(struct interface *ifp,
! 150: struct in_addr neigh_addr);
! 151:
! 152: void pim_if_rpf_interface_changed(struct interface *old_rpf_ifp,
! 153: struct pim_upstream *up);
! 154:
! 155: void pim_if_update_join_desired(struct pim_interface *pim_ifp);
! 156:
! 157: void pim_if_update_assert_tracking_desired(struct interface *ifp);
! 158:
! 159: #endif /* PIM_IFACE_H */
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