ospfd/ospf_dump_api.c

   1 /*
   2  * OSPFd dump routine (parts used by ospfclient).
   3  * Copyright (C) 1999, 2000 Toshiaki Takada
   4  *
   5  * This file is part of FRRouting (FRR).
   6  *
   7  * FRR is free software; you can redistribute it and/or modify it under the
   8  * terms of the GNU General Public License as published by the Free Software
   9  * Foundation; either version 2, or (at your option) any later version.
  10  *
  11  * FRR is distributed in the hope that it will be useful, but WITHOUT ANY
  12  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  13  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  14  * details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; see the file COPYING; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #include <zebra.h>
  22
  23 #include "log.h"
  24 #include "prefix.h"
  25
  26 #include "ospf_dump_api.h"
  27 #include "ospfd.h"
  28 #include "ospf_asbr.h"
  29 #include "ospf_lsa.h"
  30 #include "ospf_nsm.h"
  31 #include "ospf_ism.h"
  32
  33 const struct message ospf_ism_state_msg[] = {
  34         {ISM_DependUpon, "DependUpon"},
  35         {ISM_Down, "Down"},
  36         {ISM_Loopback, "Loopback"},
  37         {ISM_Waiting, "Waiting"},
  38         {ISM_PointToPoint, "Point-To-Point"},
  39         {ISM_DROther, "DROther"},
  40         {ISM_Backup, "Backup"},
  41         {ISM_DR, "DR"},
  42         {0}};
  43
  44 const struct message ospf_nsm_state_msg[] = {{NSM_DependUpon, "DependUpon"},
  45                                              {NSM_Deleted, "Deleted"},
  46                                              {NSM_Down, "Down"},
  47                                              {NSM_Attempt, "Attempt"},
  48                                              {NSM_Init, "Init"},
  49                                              {NSM_TwoWay, "2-Way"},
  50                                              {NSM_ExStart, "ExStart"},
  51                                              {NSM_Exchange, "Exchange"},
  52                                              {NSM_Loading, "Loading"},
  53                                              {NSM_Full, "Full"},
  54                                              {0}};
  55
  56 const struct message ospf_lsa_type_msg[] = {
  57         {OSPF_UNKNOWN_LSA, "unknown"},
  58         {OSPF_ROUTER_LSA, "router-LSA"},
  59         {OSPF_NETWORK_LSA, "network-LSA"},
  60         {OSPF_SUMMARY_LSA, "summary-LSA"},
  61         {OSPF_ASBR_SUMMARY_LSA, "summary-LSA"},
  62         {OSPF_AS_EXTERNAL_LSA, "AS-external-LSA"},
  63         {OSPF_GROUP_MEMBER_LSA, "GROUP MEMBER LSA"},
  64         {OSPF_AS_NSSA_LSA, "NSSA-LSA"},
  65         {8, "Type-8 LSA"},
  66         {OSPF_OPAQUE_LINK_LSA, "Link-Local Opaque-LSA"},
  67         {OSPF_OPAQUE_AREA_LSA, "Area-Local Opaque-LSA"},
  68         {OSPF_OPAQUE_AS_LSA, "AS-external Opaque-LSA"},
  69         {0}};
  70
  71 const struct message ospf_link_state_id_type_msg[] = {
  72         {OSPF_UNKNOWN_LSA, "(unknown)"},
  73         {OSPF_ROUTER_LSA, ""},
  74         {OSPF_NETWORK_LSA, "(address of Designated Router)"},
  75         {OSPF_SUMMARY_LSA, "(summary Network Number)"},
  76         {OSPF_ASBR_SUMMARY_LSA, "(AS Boundary Router address)"},
  77         {OSPF_AS_EXTERNAL_LSA, "(External Network Number)"},
  78         {OSPF_GROUP_MEMBER_LSA, "(Group membership information)"},
  79         {OSPF_AS_NSSA_LSA, "(External Network Number for NSSA)"},
  80         {8, "(Type-8 LSID)"},
  81         {OSPF_OPAQUE_LINK_LSA, "(Link-Local Opaque-Type/ID)"},
  82         {OSPF_OPAQUE_AREA_LSA, "(Area-Local Opaque-Type/ID)"},
  83         {OSPF_OPAQUE_AS_LSA, "(AS-external Opaque-Type/ID)"},
  84         {0}};
  85
  86 const struct message ospf_network_type_msg[] = {
  87         {OSPF_IFTYPE_NONE, "NONE"},
  88         {OSPF_IFTYPE_POINTOPOINT, "Point-to-Point"},
  89         {OSPF_IFTYPE_BROADCAST, "Broadcast"},
  90         {OSPF_IFTYPE_NBMA, "NBMA"},
  91         {OSPF_IFTYPE_POINTOMULTIPOINT, "Point-to-MultiPoint"},
  92         {OSPF_IFTYPE_VIRTUALLINK, "Virtual-Link"},
  93         {0}};
  94
  95 /* AuType */
  96 const struct message ospf_auth_type_str[] = {
  97         {OSPF_AUTH_NULL, "Null"},
  98         {OSPF_AUTH_SIMPLE, "Simple"},
  99         {OSPF_AUTH_CRYPTOGRAPHIC, "Cryptographic"},
 100         {0}};
 101
 102 #define OSPF_OPTION_STR_MAXLEN          24
 103
 104 char *ospf_options_dump(uint8_t options)
 105 {
 106         static char buf[OSPF_OPTION_STR_MAXLEN];
 107
 108         snprintf(buf, OSPF_OPTION_STR_MAXLEN, "*|%s|%s|%s|%s|%s|%s|%s",
 109                  (options & OSPF_OPTION_O) ? "O" : "-",
 110                  (options & OSPF_OPTION_DC) ? "DC" : "-",
 111                  (options & OSPF_OPTION_EA) ? "EA" : "-",
 112                  (options & OSPF_OPTION_NP) ? "N/P" : "-",
 113                  (options & OSPF_OPTION_MC) ? "MC" : "-",
 114                  (options & OSPF_OPTION_E) ? "E" : "-",
 115                  (options & OSPF_OPTION_MT) ? "M/T" : "-");
 116
 117         return buf;
 118 }
 119
 120 void ospf_lsa_header_dump(struct lsa_header *lsah)
 121 {
 122         const char *lsah_type = lookup_msg(ospf_lsa_type_msg, lsah->type, NULL);
 123
 124         zlog_debug("  LSA Header");
 125         zlog_debug("    LS age %d", ntohs(lsah->ls_age));
 126         zlog_debug("    Options %d (%s)", lsah->options,
 127                    ospf_options_dump(lsah->options));
 128         zlog_debug("    LS type %d (%s)", lsah->type,
 129                    (lsah->type ? lsah_type : "unknown type"));
 130         zlog_debug("    Link State ID %s", inet_ntoa(lsah->id));
 131         zlog_debug("    Advertising Router %s", inet_ntoa(lsah->adv_router));
 132         zlog_debug("    LS sequence number 0x%lx",
 133                    (unsigned long)ntohl(lsah->ls_seqnum));
 134         zlog_debug("    LS checksum 0x%x", ntohs(lsah->checksum));
 135         zlog_debug("    length %d", ntohs(lsah->length));
 136 }