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Annotation of embedaddon/quagga/pimd/pim_igmpv3.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_IGMPV3_H
        !            24: #define PIM_IGMPV3_H
        !            25: 
        !            26: #include <zebra.h>
        !            27: #include "if.h"
        !            28: 
        !            29: #define IGMP_V3_CHECKSUM_OFFSET            (2)
        !            30: #define IGMP_V3_REPORT_NUMGROUPS_OFFSET    (6)
        !            31: #define IGMP_V3_REPORT_GROUPPRECORD_OFFSET (8)
        !            32: #define IGMP_V3_NUMSOURCES_OFFSET          (10)
        !            33: #define IGMP_V3_SOURCES_OFFSET             (12)
        !            34: 
        !            35: /* GMI: Group Membership Interval */
        !            36: #define PIM_IGMP_GMI_MSEC(qrv,qqi,qri_dsec) ((qrv) * (1000 * (qqi)) + 100 * (qri_dsec))
        !            37: 
        !            38: /* OQPI: Other Querier Present Interval */
        !            39: #define PIM_IGMP_OQPI_MSEC(qrv,qqi,qri_dsec) ((qrv) * (1000 * (qqi)) + 100 * ((qri_dsec) >> 1))
        !            40: 
        !            41: /* SQI: Startup Query Interval */
        !            42: #define PIM_IGMP_SQI(qi) (((qi) < 4) ? 1 : ((qi) >> 2))
        !            43: 
        !            44: /* LMQT: Last Member Query Time */
        !            45: #define PIM_IGMP_LMQT_MSEC(lmqi_dsec, lmqc) ((lmqc) * (100 * (lmqi_dsec)))
        !            46: 
        !            47: /* OHPI: Older Host Present Interval */
        !            48: #define PIM_IGMP_OHPI_DSEC(qrv,qqi,qri_dsec) ((qrv) * (10 * (qqi)) + (qri_dsec))
        !            49: 
        !            50: void igmp_group_reset_gmi(struct igmp_group *group);
        !            51: void igmp_source_reset_gmi(struct igmp_sock *igmp,
        !            52:                           struct igmp_group *group,
        !            53:                           struct igmp_source *source);
        !            54: 
        !            55: void igmp_source_free(struct igmp_source *source);
        !            56: void igmp_source_delete(struct igmp_source *source);
        !            57: void igmp_source_delete_expired(struct list *source_list);
        !            58: 
        !            59: int igmp_group_compat_mode(const struct igmp_sock *igmp,
        !            60:                           const struct igmp_group *group);
        !            61: 
        !            62: void igmpv3_report_isin(struct igmp_sock *igmp, struct in_addr from,
        !            63:                        struct in_addr group_addr,
        !            64:                        int num_sources, struct in_addr *sources);
        !            65: void igmpv3_report_isex(struct igmp_sock *igmp, struct in_addr from,
        !            66:                        struct in_addr group_addr,
        !            67:                        int num_sources, struct in_addr *sources);
        !            68: void igmpv3_report_toin(struct igmp_sock *igmp, struct in_addr from,
        !            69:                        struct in_addr group_addr,
        !            70:                        int num_sources, struct in_addr *sources);
        !            71: void igmpv3_report_toex(struct igmp_sock *igmp, struct in_addr from,
        !            72:                        struct in_addr group_addr,
        !            73:                        int num_sources, struct in_addr *sources);
        !            74: void igmpv3_report_allow(struct igmp_sock *igmp, struct in_addr from,
        !            75:                         struct in_addr group_addr,
        !            76:                         int num_sources, struct in_addr *sources);
        !            77: void igmpv3_report_block(struct igmp_sock *igmp, struct in_addr from,
        !            78:                         struct in_addr group_addr,
        !            79:                         int num_sources, struct in_addr *sources);
        !            80: 
        !            81: void igmp_group_timer_lower_to_lmqt(struct igmp_group *group);
        !            82: void igmp_source_timer_lower_to_lmqt(struct igmp_source *source);
        !            83: 
        !            84: struct igmp_source *igmp_find_source_by_addr(struct igmp_group *group,
        !            85:                                             struct in_addr src_addr);
        !            86: 
        !            87: void pim_igmp_send_membership_query(struct igmp_group *group,
        !            88:                                    int fd,
        !            89:                                    const char *ifname,
        !            90:                                    char *query_buf,
        !            91:                                    int query_buf_size,
        !            92:                                    int num_sources,
        !            93:                                    struct in_addr dst_addr,
        !            94:                                    struct in_addr group_addr,
        !            95:                                    int query_max_response_time_dsec,
        !            96:                                    uint8_t s_flag,
        !            97:                                    uint8_t querier_robustness_variable,
        !            98:                                    uint16_t querier_query_interval);
        !            99: 
        !           100: #endif /* PIM_IGMPV3_H */