isisd: add Google's changes to IS-IS
diff --git a/isisd/isis_lsp.h b/isisd/isis_lsp.h
index adbde78..6e7f745 100644
--- a/isisd/isis_lsp.h
+++ b/isisd/isis_lsp.h
@@ -24,10 +24,6 @@
 #ifndef _ZEBRA_ISIS_LSP_H
 #define _ZEBRA_ISIS_LSP_H
 
-/* The grand plan is to support 1024 circuits so we have 32*32 bit flags
- * the support will be achived using the newest drafts */
-#define ISIS_MAX_CIRCUITS 32 /* = 1024 - FIXME:defined in flags.h as well */
-
 /* Structure for isis_lsp, this structure will only support the fixed
  * System ID (Currently 6) (atleast for now). In order to support more
  * We will have to split the header into two parts, and for readability
@@ -42,15 +38,13 @@
     struct list *frags;
     struct isis_lsp *zero_lsp;
   } lspu;
+  u_int32_t auth_tlv_offset;    /* authentication TLV position in the pdu */
   u_int32_t SRMflags[ISIS_MAX_CIRCUITS];
   u_int32_t SSNflags[ISIS_MAX_CIRCUITS];
-  u_int32_t rexmit_queue[ISIS_MAX_CIRCUITS];
   int level;			/* L1 or L2? */
-  int purged;			/* have purged this one */
   int scheduled;		/* scheduled for sending */
   time_t installed;
   time_t last_generated;
-  time_t last_sent;
   int own_lsp;
 #ifdef TOPOLOGY_GENERATE
   int from_topology;
@@ -58,8 +52,6 @@
 #endif
   /* used for 60 second counting when rem_lifetime is zero */
   int age_out;
-  struct isis_adjacency *adj;
-  /* FIXME: For now only topology LSP's use this. Is it helpful for others? */
   struct isis_area *area;
   struct tlvs tlv_data;		/* Simplifies TLV access */
 };
@@ -68,37 +60,32 @@
 void lsp_db_destroy (dict_t * lspdb);
 int lsp_tick (struct thread *thread);
 
-int lsp_l1_generate (struct isis_area *area);
-int lsp_l2_generate (struct isis_area *area);
-int lsp_refresh_l1 (struct thread *thread);
-int lsp_refresh_l2 (struct thread *thread);
-int lsp_regenerate_schedule (struct isis_area *area);
+int lsp_generate (struct isis_area *area, int level);
+int lsp_regenerate_schedule (struct isis_area *area, int level,
+                             int all_pseudo);
+int lsp_generate_pseudo (struct isis_circuit *circuit, int level);
+int lsp_regenerate_schedule_pseudo (struct isis_circuit *circuit, int level);
 
-int lsp_l1_pseudo_generate (struct isis_circuit *circuit);
-int lsp_l2_pseudo_generate (struct isis_circuit *circuit);
-int lsp_l1_refresh_pseudo (struct thread *thread);
-int lsp_l2_refresh_pseudo (struct thread *thread);
-int isis_lsp_authinfo_check (struct stream *stream, struct isis_area *area,
-			     int pdulen, struct isis_passwd *passwd);
 struct isis_lsp *lsp_new (u_char * lsp_id, u_int16_t rem_lifetime,
 			  u_int32_t seq_num, u_int8_t lsp_bits,
 			  u_int16_t checksum, int level);
 struct isis_lsp *lsp_new_from_stream_ptr (struct stream *stream,
 					  u_int16_t pdu_len,
 					  struct isis_lsp *lsp0,
-					  struct isis_area *area);
+					  struct isis_area *area,
+                                          int level);
 void lsp_insert (struct isis_lsp *lsp, dict_t * lspdb);
 struct isis_lsp *lsp_search (u_char * id, dict_t * lspdb);
 
-void lsp_build_list (u_char * start_id, u_char * stop_id,
+void lsp_build_list (u_char * start_id, u_char * stop_id, u_char num_lsps,
 		     struct list *list, dict_t * lspdb);
 void lsp_build_list_nonzero_ht (u_char * start_id, u_char * stop_id,
 				struct list *list, dict_t * lspdb);
-void lsp_build_list_ssn (struct isis_circuit *circuit, struct list *list,
-			 dict_t * lspdb);
+void lsp_build_list_ssn (struct isis_circuit *circuit, u_char num_lsps,
+                         struct list *list, dict_t * lspdb);
 
 void lsp_search_and_destroy (u_char * id, dict_t * lspdb);
-void lsp_purge_dr (u_char * id, struct isis_circuit *circuit, int level);
+void lsp_purge_pseudo (u_char * id, struct isis_circuit *circuit, int level);
 void lsp_purge_non_exist (struct isis_link_state_hdr *lsp_hdr,
 			  struct isis_area *area);
 
@@ -115,13 +102,18 @@
 int lsp_id_cmp (u_char * id1, u_char * id2);
 int lsp_compare (char *areatag, struct isis_lsp *lsp, u_int32_t seq_num,
 		 u_int16_t checksum, u_int16_t rem_lifetime);
-void lsp_update (struct isis_lsp *lsp, struct isis_link_state_hdr *lsp_hdr,
-		 struct stream *stream, struct isis_area *area, int level);
+void lsp_update (struct isis_lsp *lsp, struct stream *stream,
+                 struct isis_area *area, int level);
 void lsp_inc_seqnum (struct isis_lsp *lsp, u_int32_t seq_num);
+void lsp_print (struct isis_lsp *lsp, struct vty *vty, char dynhost);
+void lsp_print_detail (struct isis_lsp *lsp, struct vty *vty, char dynhost);
 int lsp_print_all (struct vty *vty, dict_t * lspdb, char detail,
 		   char dynhost);
 const char *lsp_bits2string (u_char *);
 
+/* sets SRMflags for all active circuits of an lsp */
+void lsp_set_all_srmflags (struct isis_lsp *lsp);
+
 #ifdef TOPOLOGY_GENERATE
 void generate_topology_lsps (struct isis_area *area);
 void remove_topology_lsps (struct isis_area *area);