diff options
| author | whitespace / reindent <invalid@invalid.invalid> | 2017-08-09 11:49:42 +0200 | 
|---|---|---|
| committer | whitespace / reindent <invalid@invalid.invalid> | 2017-08-09 12:03:17 +0200 | 
| commit | ac4d0be5874fafd14212d6007fff7495edc9b152 (patch) | |
| tree | 5e2f0d3189de928c849f9983406389ade3b098cb /isisd/isis_dr.c | |
| parent | 76a86854181c27819e5cf71b12ae1fa5ccd9e02a (diff) | |
*: reindentreindent-3.0-after
indent.py `git ls-files | pcregrep '\.[ch]$' | pcregrep -v '^(ldpd|babeld|nhrpd)/'`
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
Diffstat (limited to 'isisd/isis_dr.c')
| -rw-r--r-- | isisd/isis_dr.c | 533 | 
1 files changed, 261 insertions, 272 deletions
diff --git a/isisd/isis_dr.c b/isisd/isis_dr.c index bc6ec11962..b07190ec3e 100644 --- a/isisd/isis_dr.c +++ b/isisd/isis_dr.c @@ -1,23 +1,23 @@  /*   * IS-IS Rout(e)ing protocol - isis_dr.c - *                             IS-IS designated router related routines    + *                             IS-IS designated router related routines   *   * Copyright (C) 2001,2002   Sampo Saaristo - *                           Tampere University of Technology       + *                           Tampere University of Technology   *                           Institute of Communications Engineering   * - * This program is free software; you can redistribute it and/or modify it  - * under the terms of the GNU General Public Licenseas published by the Free  - * Software Foundation; either version 2 of the License, or (at your option)  + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public Licenseas published by the Free + * Software Foundation; either version 2 of the License, or (at your option)   * any later version.   * - * This program is distributed in the hope that it will be useful,but WITHOUT  - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or  - * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for  + * This program is distributed in the hope that it will be useful,but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for   * more details. - * You should have received a copy of the GNU General Public License along  - * with this program; if not, write to the Free Software Foundation, Inc.,  + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc.,   * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.   */ @@ -47,315 +47,304 @@  #include "isisd/isis_dr.h"  #include "isisd/isis_events.h" -const char * -isis_disflag2string (int disflag) +const char *isis_disflag2string(int disflag)  { -  switch (disflag) -    { -    case ISIS_IS_NOT_DIS: -      return "is not DIS"; -    case ISIS_IS_DIS: -      return "is DIS"; -    case ISIS_WAS_DIS: -      return "was DIS"; -    default: -      return "unknown DIS state"; -    } -  return NULL;			/* not reached */ +	switch (disflag) { +	case ISIS_IS_NOT_DIS: +		return "is not DIS"; +	case ISIS_IS_DIS: +		return "is DIS"; +	case ISIS_WAS_DIS: +		return "was DIS"; +	default: +		return "unknown DIS state"; +	} +	return NULL; /* not reached */  } -int -isis_run_dr_l1 (struct thread *thread) +int isis_run_dr_l1(struct thread *thread)  { -  struct isis_circuit *circuit; +	struct isis_circuit *circuit; -  circuit = THREAD_ARG (thread); -  assert (circuit); +	circuit = THREAD_ARG(thread); +	assert(circuit); -  if (circuit->u.bc.run_dr_elect[0]) -    zlog_warn ("isis_run_dr(): run_dr_elect already set for l1"); +	if (circuit->u.bc.run_dr_elect[0]) +		zlog_warn("isis_run_dr(): run_dr_elect already set for l1"); -  circuit->u.bc.t_run_dr[0] = NULL; -  circuit->u.bc.run_dr_elect[0] = 1; +	circuit->u.bc.t_run_dr[0] = NULL; +	circuit->u.bc.run_dr_elect[0] = 1; -  return ISIS_OK; +	return ISIS_OK;  } -int -isis_run_dr_l2 (struct thread *thread) +int isis_run_dr_l2(struct thread *thread)  { -  struct isis_circuit *circuit; +	struct isis_circuit *circuit; -  circuit = THREAD_ARG (thread); -  assert (circuit); +	circuit = THREAD_ARG(thread); +	assert(circuit); -  if (circuit->u.bc.run_dr_elect[1]) -    zlog_warn ("isis_run_dr(): run_dr_elect already set for l2"); +	if (circuit->u.bc.run_dr_elect[1]) +		zlog_warn("isis_run_dr(): run_dr_elect already set for l2"); -  circuit->u.bc.t_run_dr[1] = NULL; -  circuit->u.bc.run_dr_elect[1] = 1; +	circuit->u.bc.t_run_dr[1] = NULL; +	circuit->u.bc.run_dr_elect[1] = 1; -  return ISIS_OK; +	return ISIS_OK;  } -static int -isis_check_dr_change (struct isis_adjacency *adj, int level) +static int isis_check_dr_change(struct isis_adjacency *adj, int level)  { -  int i; - -  if (adj->dis_record[level - 1].dis != -      adj->dis_record[(1 * ISIS_LEVELS) + level - 1].dis) -    /* was there a DIS state transition ? */ -    { -      adj->dischanges[level - 1]++; -      /* ok rotate the history list through */ -      for (i = DIS_RECORDS - 1; i > 0; i--) +	int i; + +	if (adj->dis_record[level - 1].dis +	    != adj->dis_record[(1 * ISIS_LEVELS) + level - 1].dis) +	/* was there a DIS state transition ? */  	{ -	  adj->dis_record[(i * ISIS_LEVELS) + level - 1].dis = -	    adj->dis_record[((i - 1) * ISIS_LEVELS) + level - 1].dis; -	  adj->dis_record[(i * ISIS_LEVELS) + level - 1].last_dis_change = -	    adj->dis_record[((i - 1) * ISIS_LEVELS) + level - -			    1].last_dis_change; +		adj->dischanges[level - 1]++; +		/* ok rotate the history list through */ +		for (i = DIS_RECORDS - 1; i > 0; i--) { +			adj->dis_record[(i * ISIS_LEVELS) + level - 1].dis = +				adj->dis_record[((i - 1) * ISIS_LEVELS) + level +						- 1] +					.dis; +			adj->dis_record[(i * ISIS_LEVELS) + level - 1] +				.last_dis_change = +				adj->dis_record[((i - 1) * ISIS_LEVELS) + level +						- 1] +					.last_dis_change; +		}  	} -    } -  return ISIS_OK; +	return ISIS_OK;  } -int -isis_dr_elect (struct isis_circuit *circuit, int level) +int isis_dr_elect(struct isis_circuit *circuit, int level)  { -  struct list *adjdb; -  struct listnode *node; -  struct isis_adjacency *adj, *adj_dr = NULL; -  struct list *list = list_new (); -  u_char own_prio; -  int biggest_prio = -1; -  int cmp_res, retval = ISIS_OK; - -  own_prio = circuit->priority[level - 1]; -  adjdb = circuit->u.bc.adjdb[level - 1]; - -  if (!adjdb) -    { -      zlog_warn ("isis_dr_elect() adjdb == NULL"); -      list_delete (list); -      return ISIS_WARNING; -    } -  isis_adj_build_up_list (adjdb, list); - -  /* -   * Loop the adjacencies and find the one with the biggest priority -   */ -  for (ALL_LIST_ELEMENTS_RO (list, node, adj)) -    { -      /* clear flag for show output */ -      adj->dis_record[level - 1].dis = ISIS_IS_NOT_DIS; -      adj->dis_record[level - 1].last_dis_change = time (NULL); - -      if (adj->prio[level - 1] > biggest_prio) -	{ -	  biggest_prio = adj->prio[level - 1]; -	  adj_dr = adj; +	struct list *adjdb; +	struct listnode *node; +	struct isis_adjacency *adj, *adj_dr = NULL; +	struct list *list = list_new(); +	u_char own_prio; +	int biggest_prio = -1; +	int cmp_res, retval = ISIS_OK; + +	own_prio = circuit->priority[level - 1]; +	adjdb = circuit->u.bc.adjdb[level - 1]; + +	if (!adjdb) { +		zlog_warn("isis_dr_elect() adjdb == NULL"); +		list_delete(list); +		return ISIS_WARNING;  	} -      else if (adj->prio[level - 1] == biggest_prio) -	{ -	  /* -	   * Comparison of MACs breaks a tie -	   */ -	  if (adj_dr) -	    { -	      cmp_res = memcmp (adj_dr->snpa, adj->snpa, ETH_ALEN); -	      if (cmp_res < 0) -		{ -		  adj_dr = adj; +	isis_adj_build_up_list(adjdb, list); + +	/* +	 * Loop the adjacencies and find the one with the biggest priority +	 */ +	for (ALL_LIST_ELEMENTS_RO(list, node, adj)) { +		/* clear flag for show output */ +		adj->dis_record[level - 1].dis = ISIS_IS_NOT_DIS; +		adj->dis_record[level - 1].last_dis_change = time(NULL); + +		if (adj->prio[level - 1] > biggest_prio) { +			biggest_prio = adj->prio[level - 1]; +			adj_dr = adj; +		} else if (adj->prio[level - 1] == biggest_prio) { +			/* +			 * Comparison of MACs breaks a tie +			 */ +			if (adj_dr) { +				cmp_res = memcmp(adj_dr->snpa, adj->snpa, +						 ETH_ALEN); +				if (cmp_res < 0) { +					adj_dr = adj; +				} +				if (cmp_res == 0) +					zlog_warn( +						"isis_dr_elect(): multiple adjacencies with same SNPA"); +			} else { +				adj_dr = adj; +			}  		} -	      if (cmp_res == 0) -		zlog_warn -		  ("isis_dr_elect(): multiple adjacencies with same SNPA"); -	    } -	  else -	    { -	      adj_dr = adj; -	    }  	} -    } - -  if (!adj_dr) -    { -      /* -       * Could not find the DR - means we are alone. Resign if we were DR. -       */ -      if (circuit->u.bc.is_dr[level - 1]) -        retval = isis_dr_resign (circuit, level); -      list_delete (list); -      return retval; -    } - -  /* -   * Now we have the DR adjacency, compare it to self -   */ -  if (adj_dr->prio[level - 1] < own_prio || -      (adj_dr->prio[level - 1] == own_prio && -       memcmp (adj_dr->snpa, circuit->u.bc.snpa, ETH_ALEN) < 0)) -    { -      adj_dr->dis_record[level - 1].dis = ISIS_IS_NOT_DIS; -      adj_dr->dis_record[level - 1].last_dis_change = time (NULL); - -      /* rotate the history log */ -      for (ALL_LIST_ELEMENTS_RO (list, node, adj)) -        isis_check_dr_change (adj, level); - -      /* We are the DR, commence DR */ -      if (circuit->u.bc.is_dr[level - 1] == 0 && listcount (list) > 0) -        retval = isis_dr_commence (circuit, level); -    } -  else -    { -      /* ok we have found the DIS - lets mark the adjacency */ -      /* set flag for show output */ -      adj_dr->dis_record[level - 1].dis = ISIS_IS_DIS; -      adj_dr->dis_record[level - 1].last_dis_change = time (NULL); - -      /* now loop through a second time to check if there has been a DIS change -       * if yes rotate the history log -       */ - -      for (ALL_LIST_ELEMENTS_RO (list, node, adj)) -        isis_check_dr_change (adj, level); - -      /* -       * We are not DR - if we were -> resign -       */ -      if (circuit->u.bc.is_dr[level - 1]) -        retval = isis_dr_resign (circuit, level); -    } -  list_delete (list); -  return retval; + +	if (!adj_dr) { +		/* +		 * Could not find the DR - means we are alone. Resign if we were +		 * DR. +		 */ +		if (circuit->u.bc.is_dr[level - 1]) +			retval = isis_dr_resign(circuit, level); +		list_delete(list); +		return retval; +	} + +	/* +	 * Now we have the DR adjacency, compare it to self +	 */ +	if (adj_dr->prio[level - 1] < own_prio +	    || (adj_dr->prio[level - 1] == own_prio +		&& memcmp(adj_dr->snpa, circuit->u.bc.snpa, ETH_ALEN) < 0)) { +		adj_dr->dis_record[level - 1].dis = ISIS_IS_NOT_DIS; +		adj_dr->dis_record[level - 1].last_dis_change = time(NULL); + +		/* rotate the history log */ +		for (ALL_LIST_ELEMENTS_RO(list, node, adj)) +			isis_check_dr_change(adj, level); + +		/* We are the DR, commence DR */ +		if (circuit->u.bc.is_dr[level - 1] == 0 && listcount(list) > 0) +			retval = isis_dr_commence(circuit, level); +	} else { +		/* ok we have found the DIS - lets mark the adjacency */ +		/* set flag for show output */ +		adj_dr->dis_record[level - 1].dis = ISIS_IS_DIS; +		adj_dr->dis_record[level - 1].last_dis_change = time(NULL); + +		/* now loop through a second time to check if there has been a +		 * DIS change +		 * if yes rotate the history log +		 */ + +		for (ALL_LIST_ELEMENTS_RO(list, node, adj)) +			isis_check_dr_change(adj, level); + +		/* +		 * We are not DR - if we were -> resign +		 */ +		if (circuit->u.bc.is_dr[level - 1]) +			retval = isis_dr_resign(circuit, level); +	} +	list_delete(list); +	return retval;  } -int -isis_dr_resign (struct isis_circuit *circuit, int level) +int isis_dr_resign(struct isis_circuit *circuit, int level)  { -  u_char id[ISIS_SYS_ID_LEN + 2]; +	u_char id[ISIS_SYS_ID_LEN + 2]; -  zlog_debug ("isis_dr_resign l%d", level); +	zlog_debug("isis_dr_resign l%d", level); -  circuit->u.bc.is_dr[level - 1] = 0; -  circuit->u.bc.run_dr_elect[level - 1] = 0; -  THREAD_TIMER_OFF (circuit->u.bc.t_run_dr[level - 1]); -  THREAD_TIMER_OFF (circuit->u.bc.t_refresh_pseudo_lsp[level - 1]); -  circuit->lsp_regenerate_pending[level - 1] = 0; +	circuit->u.bc.is_dr[level - 1] = 0; +	circuit->u.bc.run_dr_elect[level - 1] = 0; +	THREAD_TIMER_OFF(circuit->u.bc.t_run_dr[level - 1]); +	THREAD_TIMER_OFF(circuit->u.bc.t_refresh_pseudo_lsp[level - 1]); +	circuit->lsp_regenerate_pending[level - 1] = 0; -  memcpy (id, isis->sysid, ISIS_SYS_ID_LEN); -  LSP_PSEUDO_ID (id) = circuit->circuit_id; -  LSP_FRAGMENT (id) = 0; -  lsp_purge_pseudo (id, circuit, level); +	memcpy(id, isis->sysid, ISIS_SYS_ID_LEN); +	LSP_PSEUDO_ID(id) = circuit->circuit_id; +	LSP_FRAGMENT(id) = 0; +	lsp_purge_pseudo(id, circuit, level); -  if (level == 1) -    { -      memset (circuit->u.bc.l1_desig_is, 0, ISIS_SYS_ID_LEN + 1); +	if (level == 1) { +		memset(circuit->u.bc.l1_desig_is, 0, ISIS_SYS_ID_LEN + 1); -      THREAD_TIMER_OFF (circuit->t_send_csnp[0]); +		THREAD_TIMER_OFF(circuit->t_send_csnp[0]); -      THREAD_TIMER_ON (master, circuit->u.bc.t_run_dr[0], isis_run_dr_l1, -		       circuit, 2 * circuit->hello_interval[0]); +		THREAD_TIMER_ON(master, circuit->u.bc.t_run_dr[0], +				isis_run_dr_l1, circuit, +				2 * circuit->hello_interval[0]); -      THREAD_TIMER_ON (master, circuit->t_send_psnp[0], send_l1_psnp, circuit, -		       isis_jitter (circuit->psnp_interval[level - 1], -				    PSNP_JITTER)); -    } -  else -    { -      memset (circuit->u.bc.l2_desig_is, 0, ISIS_SYS_ID_LEN + 1); +		THREAD_TIMER_ON(master, circuit->t_send_psnp[0], send_l1_psnp, +				circuit, +				isis_jitter(circuit->psnp_interval[level - 1], +					    PSNP_JITTER)); +	} else { +		memset(circuit->u.bc.l2_desig_is, 0, ISIS_SYS_ID_LEN + 1); -      THREAD_TIMER_OFF (circuit->t_send_csnp[1]); +		THREAD_TIMER_OFF(circuit->t_send_csnp[1]); -      THREAD_TIMER_ON (master, circuit->u.bc.t_run_dr[1], isis_run_dr_l2, -		       circuit, 2 * circuit->hello_interval[1]); +		THREAD_TIMER_ON(master, circuit->u.bc.t_run_dr[1], +				isis_run_dr_l2, circuit, +				2 * circuit->hello_interval[1]); -      THREAD_TIMER_ON (master, circuit->t_send_psnp[1], send_l2_psnp, circuit, -		       isis_jitter (circuit->psnp_interval[level - 1], -				    PSNP_JITTER)); -    } +		THREAD_TIMER_ON(master, circuit->t_send_psnp[1], send_l2_psnp, +				circuit, +				isis_jitter(circuit->psnp_interval[level - 1], +					    PSNP_JITTER)); +	} -  thread_add_event (master, isis_event_dis_status_change, circuit, 0); +	thread_add_event(master, isis_event_dis_status_change, circuit, 0); -  return ISIS_OK; +	return ISIS_OK;  } -int -isis_dr_commence (struct isis_circuit *circuit, int level) +int isis_dr_commence(struct isis_circuit *circuit, int level)  { -  u_char old_dr[ISIS_SYS_ID_LEN + 2]; - -  if (isis->debugs & DEBUG_EVENTS) -    zlog_debug ("isis_dr_commence l%d", level); - -  /* Lets keep a pause in DR election */ -  circuit->u.bc.run_dr_elect[level - 1] = 0; -  if (level == 1) -    THREAD_TIMER_ON (master, circuit->u.bc.t_run_dr[0], isis_run_dr_l1, -		     circuit, 2 * circuit->hello_interval[0]); -  else -    THREAD_TIMER_ON (master, circuit->u.bc.t_run_dr[1], isis_run_dr_l2, -		     circuit, 2 * circuit->hello_interval[1]); -  circuit->u.bc.is_dr[level - 1] = 1; - -  if (level == 1) -    { -      memcpy (old_dr, circuit->u.bc.l1_desig_is, ISIS_SYS_ID_LEN + 1); -      LSP_FRAGMENT (old_dr) = 0; -      if (LSP_PSEUDO_ID (old_dr)) -	{ -	  /* there was a dr elected, purge its LSPs from the db */ -	  lsp_purge_pseudo (old_dr, circuit, level); -	} -      memcpy (circuit->u.bc.l1_desig_is, isis->sysid, ISIS_SYS_ID_LEN); -      *(circuit->u.bc.l1_desig_is + ISIS_SYS_ID_LEN) = circuit->circuit_id; - -      assert (circuit->circuit_id);	/* must be non-zero */ -      /*    if (circuit->t_send_l1_psnp) -         thread_cancel (circuit->t_send_l1_psnp); */ -      lsp_generate_pseudo (circuit, 1); - -      THREAD_TIMER_OFF (circuit->u.bc.t_run_dr[0]); -      THREAD_TIMER_ON (master, circuit->u.bc.t_run_dr[0], isis_run_dr_l1, -		       circuit, 2 * circuit->hello_interval[0]); - -      THREAD_TIMER_ON (master, circuit->t_send_csnp[0], send_l1_csnp, circuit, -		       isis_jitter (circuit->csnp_interval[level - 1], -				    CSNP_JITTER)); - -    } -  else -    { -      memcpy (old_dr, circuit->u.bc.l2_desig_is, ISIS_SYS_ID_LEN + 1); -      LSP_FRAGMENT (old_dr) = 0; -      if (LSP_PSEUDO_ID (old_dr)) -	{ -	  /* there was a dr elected, purge its LSPs from the db */ -	  lsp_purge_pseudo (old_dr, circuit, level); +	u_char old_dr[ISIS_SYS_ID_LEN + 2]; + +	if (isis->debugs & DEBUG_EVENTS) +		zlog_debug("isis_dr_commence l%d", level); + +	/* Lets keep a pause in DR election */ +	circuit->u.bc.run_dr_elect[level - 1] = 0; +	if (level == 1) +		THREAD_TIMER_ON(master, circuit->u.bc.t_run_dr[0], +				isis_run_dr_l1, circuit, +				2 * circuit->hello_interval[0]); +	else +		THREAD_TIMER_ON(master, circuit->u.bc.t_run_dr[1], +				isis_run_dr_l2, circuit, +				2 * circuit->hello_interval[1]); +	circuit->u.bc.is_dr[level - 1] = 1; + +	if (level == 1) { +		memcpy(old_dr, circuit->u.bc.l1_desig_is, ISIS_SYS_ID_LEN + 1); +		LSP_FRAGMENT(old_dr) = 0; +		if (LSP_PSEUDO_ID(old_dr)) { +			/* there was a dr elected, purge its LSPs from the db */ +			lsp_purge_pseudo(old_dr, circuit, level); +		} +		memcpy(circuit->u.bc.l1_desig_is, isis->sysid, ISIS_SYS_ID_LEN); +		*(circuit->u.bc.l1_desig_is + ISIS_SYS_ID_LEN) = +			circuit->circuit_id; + +		assert(circuit->circuit_id); /* must be non-zero */ +		/*    if (circuit->t_send_l1_psnp) +		   thread_cancel (circuit->t_send_l1_psnp); */ +		lsp_generate_pseudo(circuit, 1); + +		THREAD_TIMER_OFF(circuit->u.bc.t_run_dr[0]); +		THREAD_TIMER_ON(master, circuit->u.bc.t_run_dr[0], +				isis_run_dr_l1, circuit, +				2 * circuit->hello_interval[0]); + +		THREAD_TIMER_ON(master, circuit->t_send_csnp[0], send_l1_csnp, +				circuit, +				isis_jitter(circuit->csnp_interval[level - 1], +					    CSNP_JITTER)); + +	} else { +		memcpy(old_dr, circuit->u.bc.l2_desig_is, ISIS_SYS_ID_LEN + 1); +		LSP_FRAGMENT(old_dr) = 0; +		if (LSP_PSEUDO_ID(old_dr)) { +			/* there was a dr elected, purge its LSPs from the db */ +			lsp_purge_pseudo(old_dr, circuit, level); +		} +		memcpy(circuit->u.bc.l2_desig_is, isis->sysid, ISIS_SYS_ID_LEN); +		*(circuit->u.bc.l2_desig_is + ISIS_SYS_ID_LEN) = +			circuit->circuit_id; + +		assert(circuit->circuit_id); /* must be non-zero */ +		/*    if (circuit->t_send_l1_psnp) +		   thread_cancel (circuit->t_send_l1_psnp); */ +		lsp_generate_pseudo(circuit, 2); + +		THREAD_TIMER_OFF(circuit->u.bc.t_run_dr[1]); +		THREAD_TIMER_ON(master, circuit->u.bc.t_run_dr[1], +				isis_run_dr_l2, circuit, +				2 * circuit->hello_interval[1]); + +		THREAD_TIMER_ON(master, circuit->t_send_csnp[1], send_l2_csnp, +				circuit, +				isis_jitter(circuit->csnp_interval[level - 1], +					    CSNP_JITTER));  	} -      memcpy (circuit->u.bc.l2_desig_is, isis->sysid, ISIS_SYS_ID_LEN); -      *(circuit->u.bc.l2_desig_is + ISIS_SYS_ID_LEN) = circuit->circuit_id; - -      assert (circuit->circuit_id);	/* must be non-zero */ -      /*    if (circuit->t_send_l1_psnp) -         thread_cancel (circuit->t_send_l1_psnp); */ -      lsp_generate_pseudo (circuit, 2); - -      THREAD_TIMER_OFF (circuit->u.bc.t_run_dr[1]); -      THREAD_TIMER_ON (master, circuit->u.bc.t_run_dr[1], isis_run_dr_l2, -		       circuit, 2 * circuit->hello_interval[1]); - -      THREAD_TIMER_ON (master, circuit->t_send_csnp[1], send_l2_csnp, circuit, -		       isis_jitter (circuit->csnp_interval[level - 1], -				    CSNP_JITTER)); -    } -  thread_add_event (master, isis_event_dis_status_change, circuit, 0); +	thread_add_event(master, isis_event_dis_status_change, circuit, 0); -  return ISIS_OK; +	return ISIS_OK;  }  | 
