--- embedaddon/quagga/isisd/isisd.h	2012/02/21 17:26:11	1.1
+++ embedaddon/quagga/isisd/isisd.h	2016/11/02 10:09:10	1.1.1.3
@@ -25,21 +25,18 @@
 
 #define ISISD_VERSION "0.0.7"
 
+#include "isisd/isis_redist.h"
+
 /* uncomment if you are a developer in bug hunt */
 /* #define EXTREME_DEBUG  */
 /* #define EXTREME_TLV_DEBUG */
 
-struct rmap
-{
-  char *name;
-  struct route_map *map;
-};
-
 struct isis
 {
   u_long process_id;
   int sysid_set;
   u_char sysid[ISIS_SYS_ID_LEN];	/* SystemID for this IS */
+  u_int32_t router_id;          /* Router ID from zebra */
   struct list *area_list;	/* list of IS-IS areas */
   struct list *init_circ_list;
   struct list *nexthops;	/* IPv4 next hops from this IS */
@@ -52,32 +49,11 @@ struct isis
   time_t uptime;		/* when did we start */
   struct thread *t_dync_clean;	/* dynamic hostname cache cleanup thread */
 
-  /* Redistributed external information. */
-  struct route_table *external_info[ZEBRA_ROUTE_MAX + 1];
-  /* Redistribute metric info. */
-  struct
-  {
-    int type;			/* Internal or External  */
-    int value;			/* metric value */
-  } dmetric[ZEBRA_ROUTE_MAX + 1];
-
-  struct
-  {
-    char *name;
-    struct route_map *map;
-  } rmap[ZEBRA_ROUTE_MAX + 1];
-#ifdef HAVE_IPV6
-  struct
-  {
-    struct
-    {
-      char *name;
-      struct route_map *map;
-    } rmap[ZEBRA_ROUTE_MAX + 1];
-  } inet6_afmode;
-#endif
+  struct route_table *ext_info[REDIST_PROTOCOL_COUNT];
 };
 
+extern struct isis *isis;
+
 struct isis_area
 {
   struct isis *isis;				  /* back pointer */
@@ -88,15 +64,24 @@ struct isis_area
   struct isis_spftree *spftree6[ISIS_LEVELS];	  /* The v6 SPTs */
   struct route_table *route_table6[ISIS_LEVELS];  /* IPv6 routes */
 #endif
-  unsigned int min_bcast_mtu;
+#define DEFAULT_LSP_MTU 1497
+  unsigned int lsp_mtu;				  /* Size of LSPs to generate */
   struct list *circuit_list;	/* IS-IS circuits */
   struct flags flags;
   struct thread *t_tick;	/* LSP walker */
-  struct thread *t_remove_aged;
-  struct thread *t_lsp_l1_regenerate;
-  struct thread *t_lsp_l2_regenerate;
-  int lsp_regenerate_pending[ISIS_LEVELS];
   struct thread *t_lsp_refresh[ISIS_LEVELS];
+  /* t_lsp_refresh is used in two ways:
+   * a) regular refresh of LSPs
+   * b) (possibly throttled) updates to LSPs
+   *
+   * The lsp_regenerate_pending flag tracks whether the timer is active
+   * for the a) or the b) case.
+   *
+   * It is of utmost importance to clear this flag when the timer is
+   * rescheduled for normal refresh, because otherwise, updates will
+   * be delayed until the next regular refresh.
+   */
+  int lsp_regenerate_pending[ISIS_LEVELS];
 
   /*
    * Configurables 
@@ -114,6 +99,10 @@ struct isis_area
   struct list *area_addrs;
   u_int16_t max_lsp_lifetime[ISIS_LEVELS];
   char is_type;			/* level-1 level-1-2 or level-2-only */
+  /* are we overloaded? */
+  char overload_bit;
+  /* L1/L2 router identifier for inter-area traffic */
+  char attached_bit;
   u_int16_t lsp_refresh[ISIS_LEVELS];
   /* minimum time allowed before lsp retransmission */
   u_int16_t lsp_gen_interval[ISIS_LEVELS];
@@ -122,23 +111,35 @@ struct isis_area
   /* the percentage of LSP mtu size used, before generating a new frag */
   int lsp_frag_threshold;
   int ip_circuits;
+  /* logging adjacency changes? */
+  u_char log_adj_changes;
 #ifdef HAVE_IPV6
   int ipv6_circuits;
 #endif				/* HAVE_IPV6 */
   /* Counters */
   u_int32_t circuit_state_changes;
+  struct isis_redist redist_settings[REDIST_PROTOCOL_COUNT]
+                                    [ZEBRA_ROUTE_MAX + 1][ISIS_LEVELS];
+  struct route_table *ext_reach[REDIST_PROTOCOL_COUNT][ISIS_LEVELS];
 
 #ifdef TOPOLOGY_GENERATE
   struct list *topology;
-  char topology_baseis[ISIS_SYS_ID_LEN];  /* IS for the first IS emulated. */
+  u_char topology_baseis[ISIS_SYS_ID_LEN];  /* IS for the first IS emulated. */
   char *topology_basedynh;                /* Dynamic hostname base. */
   char top_params[200];                   /* FIXME: what is reasonable? */
 #endif /* TOPOLOGY_GENERATE */
 };
 
 void isis_init (void);
+void isis_new(unsigned long);
+struct isis_area *isis_area_create(const char *);
 struct isis_area *isis_area_lookup (const char *);
+int isis_area_get (struct vty *vty, const char *area_tag);
+void print_debug(struct vty *, int, int);
 
+/* Master of threads. */
+extern struct thread_master *master;
+
 #define DEBUG_ADJ_PACKETS                (1<<0)
 #define DEBUG_CHECKSUM_ERRORS            (1<<1)
 #define DEBUG_LOCAL_UPDATES              (1<<2)
@@ -151,5 +152,24 @@ struct isis_area *isis_area_lookup (const char *);
 #define DEBUG_RTE_EVENTS                 (1<<9)
 #define DEBUG_EVENTS                     (1<<10)
 #define DEBUG_ZEBRA                      (1<<11)
+#define DEBUG_PACKET_DUMP                (1<<12)
+#define DEBUG_LSP_GEN                    (1<<13)
+#define DEBUG_LSP_SCHED                  (1<<14)
+
+#define lsp_debug(...) \
+  do \
+    { \
+      if (isis->debugs & DEBUG_LSP_GEN) \
+        zlog_debug(__VA_ARGS__); \
+    } \
+  while (0)
+
+#define sched_debug(...) \
+  do \
+    { \
+      if (isis->debugs & DEBUG_LSP_SCHED) \
+        zlog_debug(__VA_ARGS__); \
+    } \
+  while (0)
 
 #endif /* ISISD_H */