1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
/* darkstat 3
* copyright (c) 2011 Emil Mikulic.
*
* addr.h: compound IPv4/IPv6 address
* (because struct sockaddr_storage stores too much)
*
* You may use, modify and redistribute this file under the terms of the
* GNU General Public License version 2. (see COPYING.GPL)
*/
#ifndef __DARKSTAT_ADDR_H
#define __DARKSTAT_ADDR_H
#include <sys/types.h> /* for in_addr_t, at least on OpenBSD */
#include <sys/socket.h> /* for AF_INET6 */
#include <netinet/in.h> /* for in6_addr */
struct addr {
union {
in_addr_t v4;
struct in6_addr v6;
} ip;
enum { IPv4 = 4, IPv6 = 6 } family;
};
int addr_equal(const struct addr * const a, const struct addr * const b);
const char *addr_to_str(const struct addr * const a);
void addr_mask(struct addr *a, const struct addr * const mask);
int addr_inside(const struct addr * const a,
const struct addr * const net, const struct addr * const mask);
/* Returns 0 on success, gai_strerror() code otherwise. */
int str_to_addr(const char *s, struct addr *a);
#endif
/* vim:set ts=3 sw=3 tw=78 et: */
|
