| 2d33f157 |
1 | /* |
| 2 | * Client side of OSPF API. |
| 3 | * Copyright (C) 2001, 2002, 2003 Ralph Keller |
| 4 | * |
| 5 | * This file is part of GNU Zebra. |
| 6 | * |
| 7 | * GNU Zebra is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published |
| 9 | * by the Free Software Foundation; either version 2, or (at your |
| 10 | * option) any later version. |
| 11 | * |
| 12 | * GNU Zebra is distributed in the hope that it will be useful, but |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with GNU Zebra; see the file COPYING. If not, write to the |
| 19 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 20 | * Boston, MA 02111-1307, USA. |
| 21 | */ |
| 22 | |
| 23 | #ifndef _OSPF_APICLIENT_H |
| 24 | #define _OSPF_APICLIENT_H |
| 25 | |
| 26 | #define MTYPE_OSPF_APICLIENT 0 |
| 27 | |
| 28 | /* Structure for the OSPF API client */ |
| 29 | struct ospf_apiclient |
| 30 | { |
| 31 | |
| 32 | /* Sockets for sync requests and async notifications */ |
| 33 | int fd_sync; |
| 34 | int fd_async; |
| 35 | |
| 36 | /* Pointer to callback functions */ |
| 37 | void (*ready_notify) (u_char lsa_type, u_char opaque_type, |
| 38 | struct in_addr addr); |
| 39 | void (*new_if) (struct in_addr ifaddr, struct in_addr area_id); |
| 40 | void (*del_if) (struct in_addr ifaddr); |
| 41 | void (*ism_change) (struct in_addr ifaddr, struct in_addr area_id, |
| 42 | u_char status); |
| 43 | void (*nsm_change) (struct in_addr ifaddr, struct in_addr nbraddr, |
| 44 | struct in_addr router_id, u_char status); |
| 45 | void (*update_notify) (struct in_addr ifaddr, struct in_addr area_id, |
| 46 | u_char self_origin, |
| 47 | struct lsa_header * lsa); |
| 48 | void (*delete_notify) (struct in_addr ifaddr, struct in_addr area_id, |
| 49 | u_char self_origin, |
| 50 | struct lsa_header * lsa); |
| 51 | }; |
| 52 | |
| 53 | |
| 54 | /* --------------------------------------------------------- |
| 55 | * API function prototypes. |
| 56 | * --------------------------------------------------------- */ |
| 57 | |
| 58 | /* Open connection to OSPF daemon. Two ports will be allocated on |
| 59 | client, sync channel at syncport and reverse channel at syncport+1 */ |
| 60 | struct ospf_apiclient *ospf_apiclient_connect (char *host, int syncport); |
| 61 | |
| 62 | /* Shutdown connection to OSPF daemon. */ |
| 63 | int ospf_apiclient_close (struct ospf_apiclient *oclient); |
| 64 | |
| 65 | /* Synchronous request to register opaque type. */ |
| 66 | int ospf_apiclient_register_opaque_type (struct ospf_apiclient *oclient, |
| 67 | u_char ltype, u_char otype); |
| 68 | |
| 69 | /* Synchronous request to register event mask. */ |
| 70 | int ospf_apiclient_register_events (struct ospf_apiclient *oclient, |
| 71 | u_int32_t mask); |
| 72 | |
| 73 | /* Register callback functions.*/ |
| 74 | void ospf_apiclient_register_callback (struct ospf_apiclient *oclient, |
| 75 | void (*ready_notify) (u_char lsa_type, |
| 76 | u_char |
| 77 | opaque_type, |
| 78 | struct in_addr |
| 79 | addr), |
| 80 | void (*new_if) (struct in_addr ifaddr, |
| 81 | struct in_addr |
| 82 | area_id), |
| 83 | void (*del_if) (struct in_addr ifaddr), |
| 84 | void (*ism_change) (struct in_addr |
| 85 | ifaddr, |
| 86 | struct in_addr |
| 87 | area_id, |
| 88 | u_char status), |
| 89 | void (*nsm_change) (struct in_addr |
| 90 | ifaddr, |
| 91 | struct in_addr |
| 92 | nbraddr, |
| 93 | struct in_addr |
| 94 | router_id, |
| 95 | u_char status), |
| 96 | void (*update_notify) (struct in_addr |
| 97 | ifaddr, |
| 98 | struct in_addr |
| 99 | area_id, |
| 100 | u_char selforig, |
| 101 | struct |
| 102 | lsa_header * |
| 103 | lsa), |
| 104 | void (*delete_notify) (struct in_addr |
| 105 | ifaddr, |
| 106 | struct in_addr |
| 107 | area_id, |
| 108 | u_char selforig, |
| 109 | struct |
| 110 | lsa_header * |
| 111 | lsa)); |
| 112 | |
| 113 | /* Synchronous request to synchronize LSDB. */ |
| 114 | int ospf_apiclient_sync_lsdb (struct ospf_apiclient *oclient); |
| 115 | |
| 116 | /* Synchronous request to originate or update opaque LSA. */ |
| 117 | int |
| 118 | ospf_apiclient_lsa_originate(struct ospf_apiclient *oclient, |
| 119 | struct in_addr ifaddr, |
| 120 | struct in_addr area_id, |
| 121 | u_char lsa_type, |
| 122 | u_char opaque_type, u_int32_t opaque_id, |
| 123 | void *opaquedata, int opaquelen); |
| 124 | |
| 125 | |
| 126 | /* Synchronous request to delete opaque LSA. Parameter opaque_id is in |
| 127 | host byte order */ |
| 128 | int ospf_apiclient_lsa_delete (struct ospf_apiclient *oclient, |
| 129 | struct in_addr area_id, u_char lsa_type, |
| 130 | u_char opaque_type, u_int32_t opaque_id); |
| 131 | |
| 132 | /* Fetch async message and handle it */ |
| 133 | int ospf_apiclient_handle_async (struct ospf_apiclient *oclient); |
| 134 | |
| 135 | #endif /* _OSPF_APICLIENT_H */ |
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