1/*
2 * Resolve DNS hostnames into valid ip addresses
3 */
4#ifndef __LINUX_FS_NFS_DNS_RESOLVE_H
5#define __LINUX_FS_NFS_DNS_RESOLVE_H
6
7#define NFS_DNS_HOSTNAME_MAXLEN	(128)
8
9
10#ifdef CONFIG_NFS_USE_KERNEL_DNS
11static inline int nfs_dns_resolver_init(void)
12{
13	return 0;
14}
15
16static inline void nfs_dns_resolver_destroy(void)
17{}
18
19static inline int nfs_dns_resolver_cache_init(struct net *net)
20{
21	return 0;
22}
23
24static inline void nfs_dns_resolver_cache_destroy(struct net *net)
25{}
26#else
27extern int nfs_dns_resolver_init(void);
28extern void nfs_dns_resolver_destroy(void);
29extern int nfs_dns_resolver_cache_init(struct net *net);
30extern void nfs_dns_resolver_cache_destroy(struct net *net);
31#endif
32
33extern ssize_t nfs_dns_resolve_name(struct net *net, char *name,
34		size_t namelen,	struct sockaddr *sa, size_t salen);
35
36#endif
37