1 files changed, 122 insertions, 0 deletions
diff --git a/ospfd/ospf_dump_api.c b/ospfd/ospf_dump_api.c
new file mode 100644
index 0000000..8400310
--- /dev/null
+++ b/ospfd/ospf_dump_api.c
@@ -0,0 +1,122 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * OSPFd dump routine (parts used by ospfclient).
+ * Copyright (C) 1999, 2000 Toshiaki Takada
+ */
+
+#include <zebra.h>
+
+#include "log.h"
+#include "prefix.h"
+
+#include "ospf_dump_api.h"
+#include "ospfd.h"
+#include "ospf_asbr.h"
+#include "ospf_lsa.h"
+#include "ospf_nsm.h"
+#include "ospf_ism.h"
+
+const struct message ospf_ism_state_msg[] = {
+	{ISM_DependUpon, "DependUpon"},
+	{ISM_Down, "Down"},
+	{ISM_Loopback, "Loopback"},
+	{ISM_Waiting, "Waiting"},
+	{ISM_PointToPoint, "Point-To-Point"},
+	{ISM_DROther, "DROther"},
+	{ISM_Backup, "Backup"},
+	{ISM_DR, "DR"},
+	{0}};
+
+const struct message ospf_nsm_state_msg[] = {{NSM_DependUpon, "DependUpon"},
+					     {NSM_Deleted, "Deleted"},
+					     {NSM_Down, "Down"},
+					     {NSM_Attempt, "Attempt"},
+					     {NSM_Init, "Init"},
+					     {NSM_TwoWay, "2-Way"},
+					     {NSM_ExStart, "ExStart"},
+					     {NSM_Exchange, "Exchange"},
+					     {NSM_Loading, "Loading"},
+					     {NSM_Full, "Full"},
+					     {0}};
+
+const struct message ospf_lsa_type_msg[] = {
+	{OSPF_UNKNOWN_LSA, "unknown"},
+	{OSPF_ROUTER_LSA, "router-LSA"},
+	{OSPF_NETWORK_LSA, "network-LSA"},
+	{OSPF_SUMMARY_LSA, "summary-LSA"},
+	{OSPF_ASBR_SUMMARY_LSA, "summary-LSA"},
+	{OSPF_AS_EXTERNAL_LSA, "AS-external-LSA"},
+	{OSPF_GROUP_MEMBER_LSA, "GROUP MEMBER LSA"},
+	{OSPF_AS_NSSA_LSA, "NSSA-LSA"},
+	{8, "Type-8 LSA"},
+	{OSPF_OPAQUE_LINK_LSA, "Link-Local Opaque-LSA"},
+	{OSPF_OPAQUE_AREA_LSA, "Area-Local Opaque-LSA"},
+	{OSPF_OPAQUE_AS_LSA, "AS-external Opaque-LSA"},
+	{0}};
+
+const struct message ospf_link_state_id_type_msg[] = {
+	{OSPF_UNKNOWN_LSA, "(unknown)"},
+	{OSPF_ROUTER_LSA, ""},
+	{OSPF_NETWORK_LSA, "(address of Designated Router)"},
+	{OSPF_SUMMARY_LSA, "(summary Network Number)"},
+	{OSPF_ASBR_SUMMARY_LSA, "(AS Boundary Router address)"},
+	{OSPF_AS_EXTERNAL_LSA, "(External Network Number)"},
+	{OSPF_GROUP_MEMBER_LSA, "(Group membership information)"},
+	{OSPF_AS_NSSA_LSA, "(External Network Number for NSSA)"},
+	{8, "(Type-8 LSID)"},
+	{OSPF_OPAQUE_LINK_LSA, "(Link-Local Opaque-Type/ID)"},
+	{OSPF_OPAQUE_AREA_LSA, "(Area-Local Opaque-Type/ID)"},
+	{OSPF_OPAQUE_AS_LSA, "(AS-external Opaque-Type/ID)"},
+	{0}};
+
+const struct message ospf_network_type_msg[] = {
+	{OSPF_IFTYPE_NONE, "NONE"},
+	{OSPF_IFTYPE_POINTOPOINT, "Point-to-Point"},
+	{OSPF_IFTYPE_BROADCAST, "Broadcast"},
+	{OSPF_IFTYPE_NBMA, "NBMA"},
+	{OSPF_IFTYPE_POINTOMULTIPOINT, "Point-to-MultiPoint"},
+	{OSPF_IFTYPE_VIRTUALLINK, "Virtual-Link"},
+	{0}};
+
+/* AuType */
+const struct message ospf_auth_type_str[] = {
+	{OSPF_AUTH_NULL, "Null"},
+	{OSPF_AUTH_SIMPLE, "Simple"},
+	{OSPF_AUTH_CRYPTOGRAPHIC, "Cryptographic"},
+	{0}};
+
+#define OSPF_OPTION_STR_MAXLEN		24
+
+char *ospf_options_dump(uint8_t options)
+{
+	static char buf[OSPF_OPTION_STR_MAXLEN];
+
+	snprintf(buf, sizeof(buf), "*|%s|%s|%s|%s|%s|%s|%s",
+		 (options & OSPF_OPTION_O) ? "O" : "-",
+		 (options & OSPF_OPTION_DC) ? "DC" : "-",
+		 (options & OSPF_OPTION_EA) ? "EA" : "-",
+		 (options & OSPF_OPTION_NP) ? "N/P" : "-",
+		 (options & OSPF_OPTION_MC) ? "MC" : "-",
+		 (options & OSPF_OPTION_E) ? "E" : "-",
+		 (options & OSPF_OPTION_MT) ? "M/T" : "-");
+
+	return buf;
+}
+
+void ospf_lsa_header_dump(struct lsa_header *lsah)
+{
+	const char *lsah_type = lookup_msg(ospf_lsa_type_msg, lsah->type, NULL);
+
+	zlog_debug("  LSA Header");
+	zlog_debug("    LS age %d", ntohs(lsah->ls_age));
+	zlog_debug("    Options %d (%s)", lsah->options,
+		   ospf_options_dump(lsah->options));
+	zlog_debug("    LS type %d (%s)", lsah->type,
+		   (lsah->type ? lsah_type : "unknown type"));
+	zlog_debug("    Link State ID %pI4", &lsah->id);
+	zlog_debug("    Advertising Router %pI4", &lsah->adv_router);
+	zlog_debug("    LS sequence number 0x%lx",
+		   (unsigned long)ntohl(lsah->ls_seqnum));
+	zlog_debug("    LS checksum 0x%x", ntohs(lsah->checksum));
+	zlog_debug("    length %d", ntohs(lsah->length));
+}