1 /* route-map for interface.
2 * Copyright (C) 1999 Kunihiro Ishiguro
4 * This file is part of GNU Zebra.
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
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.
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
30 struct hash *ifrmaphash;
33 static void (*if_rmap_add_hook) (struct if_rmap *) = NULL;
34 static void (*if_rmap_delete_hook) (struct if_rmap *) = NULL;
36 static struct if_rmap *
41 new = XCALLOC (MTYPE_IF_RMAP, sizeof (struct if_rmap));
47 if_rmap_free (struct if_rmap *if_rmap)
50 XFREE (MTYPE_IF_RMAP_NAME, if_rmap->ifname);
52 if (if_rmap->routemap[IF_RMAP_IN])
53 XFREE (MTYPE_IF_RMAP_NAME, if_rmap->routemap[IF_RMAP_IN]);
54 if (if_rmap->routemap[IF_RMAP_OUT])
55 XFREE (MTYPE_IF_RMAP_NAME, if_rmap->routemap[IF_RMAP_OUT]);
57 XFREE (MTYPE_IF_RMAP, if_rmap);
61 if_rmap_lookup (const char *ifname)
64 struct if_rmap *if_rmap;
67 key.ifname = (char *)ifname;
69 if_rmap = hash_lookup (ifrmaphash, &key);
75 if_rmap_hook_add (void (*func) (struct if_rmap *))
77 if_rmap_add_hook = func;
81 if_rmap_hook_delete (void (*func) (struct if_rmap *))
83 if_rmap_delete_hook = func;
87 if_rmap_hash_alloc (void *arg)
89 struct if_rmap *ifarg = arg;
90 struct if_rmap *if_rmap;
92 if_rmap = if_rmap_new ();
93 if_rmap->ifname = XSTRDUP (MTYPE_IF_RMAP_NAME, ifarg->ifname);
98 static struct if_rmap *
99 if_rmap_get (const char *ifname)
104 key.ifname = (char *)ifname;
106 return (struct if_rmap *) hash_get (ifrmaphash, &key, if_rmap_hash_alloc);
110 if_rmap_hash_make (void *data)
112 const struct if_rmap *if_rmap = data;
114 return string_hash_make (if_rmap->ifname);
118 if_rmap_hash_cmp (const void *arg1, const void* arg2)
120 const struct if_rmap *if_rmap1 = arg1;
121 const struct if_rmap *if_rmap2 = arg2;
123 return strcmp (if_rmap1->ifname, if_rmap2->ifname) == 0;
126 static struct if_rmap *
127 if_rmap_set (const char *ifname, enum if_rmap_type type,
128 const char *routemap_name)
130 struct if_rmap *if_rmap;
132 if_rmap = if_rmap_get (ifname);
134 if (type == IF_RMAP_IN)
136 if (if_rmap->routemap[IF_RMAP_IN])
137 XFREE (MTYPE_IF_RMAP_NAME, if_rmap->routemap[IF_RMAP_IN]);
138 if_rmap->routemap[IF_RMAP_IN]
139 = XSTRDUP (MTYPE_IF_RMAP_NAME, routemap_name);
141 if (type == IF_RMAP_OUT)
143 if (if_rmap->routemap[IF_RMAP_OUT])
144 XFREE (MTYPE_IF_RMAP_NAME, if_rmap->routemap[IF_RMAP_OUT]);
145 if_rmap->routemap[IF_RMAP_OUT]
146 = XSTRDUP (MTYPE_IF_RMAP_NAME, routemap_name);
149 if (if_rmap_add_hook)
150 (*if_rmap_add_hook) (if_rmap);
156 if_rmap_unset (const char *ifname, enum if_rmap_type type,
157 const char *routemap_name)
159 struct if_rmap *if_rmap;
161 if_rmap = if_rmap_lookup (ifname);
165 if (type == IF_RMAP_IN)
167 if (!if_rmap->routemap[IF_RMAP_IN])
169 if (strcmp (if_rmap->routemap[IF_RMAP_IN], routemap_name) != 0)
172 XFREE (MTYPE_IF_RMAP_NAME, if_rmap->routemap[IF_RMAP_IN]);
173 if_rmap->routemap[IF_RMAP_IN] = NULL;
176 if (type == IF_RMAP_OUT)
178 if (!if_rmap->routemap[IF_RMAP_OUT])
180 if (strcmp (if_rmap->routemap[IF_RMAP_OUT], routemap_name) != 0)
183 XFREE (MTYPE_IF_RMAP_NAME, if_rmap->routemap[IF_RMAP_OUT]);
184 if_rmap->routemap[IF_RMAP_OUT] = NULL;
187 if (if_rmap_delete_hook)
188 (*if_rmap_delete_hook) (if_rmap);
190 if (if_rmap->routemap[IF_RMAP_IN] == NULL &&
191 if_rmap->routemap[IF_RMAP_OUT] == NULL)
193 hash_release (ifrmaphash, if_rmap);
194 if_rmap_free (if_rmap);
202 "route-map RMAP_NAME (in|out) IFNAME",
205 "Route map set for input filtering\n"
206 "Route map set for output filtering\n"
207 "Route map interface name\n")
209 enum if_rmap_type type;
211 if (strncmp (argv[1], "i", 1) == 0)
213 else if (strncmp (argv[1], "o", 1) == 0)
217 vty_out (vty, "route-map direction must be [in|out]%s", VTY_NEWLINE);
221 if_rmap_set (argv[2], type, argv[0]);
228 "route-map RMAP_NAME (in|out) IFNAME",
231 "Route map set for input filtering\n"
232 "Route map set for output filtering\n"
233 "Route map interface name\n")
237 "no route-map ROUTEMAP_NAME (in|out) IFNAME",
241 "Route map for input filtering\n"
242 "Route map for output filtering\n"
243 "Route map interface name\n")
246 enum if_rmap_type type;
248 if (strncmp (argv[1], "i", 1) == 0)
250 else if (strncmp (argv[1], "o", 1) == 0)
254 vty_out (vty, "route-map direction must be [in|out]%s", VTY_NEWLINE);
258 ret = if_rmap_unset (argv[2], type, argv[0]);
261 vty_out (vty, "route-map doesn't exist%s", VTY_NEWLINE);
269 "no route-map ROUTEMAP_NAME (in|out) IFNAME",
273 "Route map for input filtering\n"
274 "Route map for output filtering\n"
275 "Route map interface name\n")
277 /* Configuration write function. */
279 config_write_if_rmap (struct vty *vty)
282 struct hash_backet *mp;
285 for (i = 0; i < ifrmaphash->size; i++)
286 for (mp = ifrmaphash->index[i]; mp; mp = mp->next)
288 struct if_rmap *if_rmap;
292 if (if_rmap->routemap[IF_RMAP_IN])
294 vty_out (vty, " route-map %s in %s%s",
295 if_rmap->routemap[IF_RMAP_IN],
301 if (if_rmap->routemap[IF_RMAP_OUT])
303 vty_out (vty, " route-map %s out %s%s",
304 if_rmap->routemap[IF_RMAP_OUT],
316 hash_clean (ifrmaphash, (void (*) (void *)) if_rmap_free);
320 if_rmap_init (int node)
322 ifrmaphash = hash_create (if_rmap_hash_make, if_rmap_hash_cmp);
323 if (node == RIPNG_NODE) {
324 install_element (RIPNG_NODE, &if_ipv6_rmap_cmd);
325 install_element (RIPNG_NODE, &no_if_ipv6_rmap_cmd);
326 } else if (node == RIP_NODE) {
327 install_element (RIP_NODE, &if_rmap_cmd);
328 install_element (RIP_NODE, &no_if_rmap_cmd);