isisd/isis_misc.h

   1 /*
   2  * IS-IS Rout(e)ing protocol - isis_misc.h
   3  *                             Miscellanous routines
   4  *
   5  * Copyright (C) 2001,2002   Sampo Saaristo
   6  *                           Tampere University of Technology
   7  *                           Institute of Communications Engineering
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU General Public Licenseas published by the Free
  11  * Software Foundation; either version 2 of the License, or (at your option)
  12  * any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,but WITHOUT
  15  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  16  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  17  * more details.
  18
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  22  */
  23
  24 #ifndef _ZEBRA_ISIS_MISC_H
  25 #define _ZEBRA_ISIS_MISC_H
  26
  27 int string2circuit_t (const u_char *);
  28 const char *circuit_t2string (int);
  29 const char *syst2string (int);
  30 struct in_addr newprefix2inaddr (u_char * prefix_start,
  31                                  u_char prefix_masklen);
  32 /*
  33  * Converting input to memory stored format
  34  * return value of 0 indicates wrong input
  35  */
  36 int dotformat2buff (u_char *, const u_char *);
  37 int sysid2buff (u_char *, const u_char *);
  38
  39 /*
  40  * Printing functions
  41  */
  42 const char *isonet_print (u_char *, int len);
  43 const char *sysid_print (u_char *);
  44 const char *snpa_print (u_char *);
  45 const char *rawlspid_print (u_char *);
  46 const char *time2string (u_int32_t);
  47 /* typedef struct nlpids nlpids; */
  48 char *nlpid2string (struct nlpids *);
  49
  50 /*
  51  * misc functions
  52  */
  53 int speaks (struct nlpids *nlpids, int family);
  54 unsigned long isis_jitter (unsigned long timer, unsigned long jitter);
  55 const char *unix_hostname (void);
  56
  57 /*
  58  * macros
  59  */
  60 #define GETSYSID(A,L) (A->area_addr + (A->addr_len - (L + 1)))
  61
  62 /* used for calculating nice string representation instead of plain seconds */
  63
  64 #define SECS_PER_MINUTE 60
  65 #define SECS_PER_HOUR   3600
  66 #define SECS_PER_DAY    86400
  67 #define SECS_PER_WEEK   604800
  68 #define SECS_PER_MONTH  2628000
  69 #define SECS_PER_YEAR   31536000
  70
  71 enum
  72 {
  73   ISIS_UI_LEVEL_BRIEF,
  74   ISIS_UI_LEVEL_DETAIL,
  75   ISIS_UI_LEVEL_EXTENSIVE,
  76 };
  77
  78 #endif