1/*-------------------------------------------------------------------------
2 *
3 * ifaddr.h
4 * IP netmask calculations, and enumerating network interfaces.
5 *
6 * Copyright (c) 2003-2019, PostgreSQL Global Development Group
7 *
8 * src/include/libpq/ifaddr.h
9 *
10 *-------------------------------------------------------------------------
11 */
12#ifndef IFADDR_H
13#define IFADDR_H
14
15#include "libpq/pqcomm.h" /* pgrminclude ignore */
16
17typedef void (*PgIfAddrCallback) (struct sockaddr *addr,
18 struct sockaddr *netmask,
19 void *cb_data);
20
21extern int pg_range_sockaddr(const struct sockaddr_storage *addr,
22 const struct sockaddr_storage *netaddr,
23 const struct sockaddr_storage *netmask);
24
25extern int pg_sockaddr_cidr_mask(struct sockaddr_storage *mask,
26 char *numbits, int family);
27
28extern int pg_foreach_ifaddr(PgIfAddrCallback callback, void *cb_data);
29
30#endif /* IFADDR_H */
31