projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| e571cbf1 TM |
2 | /* |
| 3 | * Resolve DNS hostnames into valid ip addresses | |
| 4 | */ | |
| 5 | #ifndef __LINUX_FS_NFS_DNS_RESOLVE_H | |
| 6 | #define __LINUX_FS_NFS_DNS_RESOLVE_H | |
| 7 | ||
| 8 | #define NFS_DNS_HOSTNAME_MAXLEN (128) | |
| 9 | ||
| c2e8139c BS |
10 | |
| 11 | #ifdef CONFIG_NFS_USE_KERNEL_DNS | |
| 12 | static inline int nfs_dns_resolver_init(void) | |
| 13 | { | |
| 14 | return 0; | |
| 15 | } | |
| 16 | ||
| 17 | static inline void nfs_dns_resolver_destroy(void) | |
| 18 | {} | |
| 1b340d01 SK |
19 | |
| 20 | static inline int nfs_dns_resolver_cache_init(struct net *net) | |
| 21 | { | |
| 22 | return 0; | |
| 23 | } | |
| 24 | ||
| 25 | static inline void nfs_dns_resolver_cache_destroy(struct net *net) | |
| 26 | {} | |
| c2e8139c | 27 | #else |
| e571cbf1 TM |
28 | extern int nfs_dns_resolver_init(void); |
| 29 | extern void nfs_dns_resolver_destroy(void); | |
| 1b340d01 SK |
30 | extern int nfs_dns_resolver_cache_init(struct net *net); |
| 31 | extern void nfs_dns_resolver_cache_destroy(struct net *net); | |
| c2e8139c BS |
32 | #endif |
| 33 | ||
| 1b340d01 SK |
34 | extern ssize_t nfs_dns_resolve_name(struct net *net, char *name, |
| 35 | size_t namelen, struct sockaddr *sa, size_t salen); | |
| e571cbf1 TM |
36 | |
| 37 | #endif |