1 /*
2  Copyright (c) 2004-2012 NFG Net Facilities Group BV support@nfg.nl
3 
4  This program is free software; you can redistribute it and/or
5  modify it under the terms of the GNU General Public License
6  as published by the Free Software Foundation; either
7  version 2 of the License, or (at your option) any later
8  version.
9 
10  This program is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  GNU General Public License for more details.
14 
15  You should have received a copy of the GNU General Public License
16  along with this program; if not, write to the Free Software
17  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 
19 */
20 #ifndef DM_CIDR_H
21 #define DM_CIDR_H
22 /*
23  * provide some CIDR utilities.
24  */
25 #define T Cidr_T
26 
27 typedef struct T *T;
28 
29 extern T             cidr_new(const char *str);
30 extern const char *  cidr_repr(T);
31 extern int           cidr_match(T, T);
32 extern void          cidr_free(T *);
33 
34 #undef T
35 
36 #endif
37