guile/guile-bgp.c

   1 /* Guile bgp interface.
   2    Copyright (C) 1999 Kunihiro Ishiguro
   3
   4 This file is part of GNU Zebra.
   5
   6 GNU Zebra is free software; you can redistribute it and/or modify it
   7 under the terms of the GNU General Public License as published by the
   8 Free Software Foundation; either version 2, or (at your option) any
   9 later version.
  10
  11 GNU Zebra is distributed in the hope that it will be useful, but
  12 WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Zebra; see the file COPYING.  If not, write to the Free
  18 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  19 02111-1307, USA.  */
  20
  21 #include <zebra.h>
  22 #include <guile/gh.h>
  23
  24 #include "log.h"
  25 #include "bgpd/bgpd.h"
  26
  27 /* static SCM scm_mark_bgp (SCM obj); */
  28 static size_t scm_free_bgp (SCM vect);
  29 static int scm_print_bgp (SCM vect, SCM port, scm_print_state *pstate);
  30 static SCM scm_equalp_bgp (SCM a, SCM b);
  31
  32 /* Tag of scheme type of bgp. */
  33 long scm_tag_bgp;
  34
  35 static scm_smobfuns bgp_funs =
  36 {
  37   scm_mark0, scm_free_bgp, scm_print_bgp, scm_equalp_bgp
  38 };
  39
  40 static int
  41 scm_print_bgp (SCM vect, SCM port, scm_print_state *pstate)
  42 {
  43   unsigned short num;
  44   struct bgp *bgp;
  45
  46   num = 0;
  47   bgp = (struct bgp *) SCM_CDR (vect);
  48   num = bgp->as;
  49   scm_puts ("#<bgp ", port);
  50   scm_intprint (num, 10, port);
  51   scm_putc ('>', port);
  52   return 1;
  53 }
  54
  55 static size_t
  56 scm_free_bgp (SCM obj)
  57 {
  58   /* dummy function. */
  59   return 10;
  60 }
  61
  62 static SCM
  63 scm_equalp_bgp (SCM a, SCM b)
  64 {
  65
  66   return SCM_BOOL_F;
  67 }
  68
  69 /* Make bgp instance. */
  70 SCM
  71 scm_router_bgp (SCM as_number)
  72 {
  73   SCM cell;
  74   long num;
  75   struct bgp *bgp;
  76   struct bgp *bgp_create ();
  77
  78   SCM_ASSERT (SCM_INUMP (as_number), as_number, SCM_ARG1, "router-bgp");
  79
  80   SCM_DEFER_INTS;
  81
  82   num = gh_scm2long (as_number);
  83
  84   /* Make new bgp object. */
  85   bgp = bgp_create ();
  86   bgp->as = num;
  87
  88   SCM_NEWCELL (cell);
  89   SCM_SETCAR (cell, scm_tag_bgp);
  90   SCM_SETCDR (cell, bgp);
  91
  92   SCM_ALLOW_INTS;
  93
  94   return cell;
  95 }
  96
  97 #if 0
  98 SCM
  99 scm_router_bgp_list ()
 100 {
 101   return NULL;
 102 }
 103 #endif
 104
 105 void
 106 init_bgp ()
 107 {
 108   void bgp_init ();
 109
 110   bgp_init ();
 111
 112   /* Initi types. */
 113   scm_tag_bgp  = scm_newsmob (&bgp_funs);
 114
 115   gh_new_procedure ("router-bgp", scm_router_bgp, 1, 0, 0);
 116   /* gh_new_procedure ("router-bgp-list", scm_router_bgp_list, 0, 0, 0); */
 117 }