kernel_optimize_test/fs/nfs/dns_resolve.h
Bryan Schumaker c2e8139c9f NFS: Use kernel DNS resolver [ver #2]
Use the kernel DNS resolver to translate hostnames to IP addresses.  Create a
new config option to choose between the legacy DNS resolver and the new
resolver.

Signed-off-by: Bryan Schumaker <bjschuma@netapp.com>
Acked-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-11 17:11:28 +00:00

27 lines
527 B
C

/*
* Resolve DNS hostnames into valid ip addresses
*/
#ifndef __LINUX_FS_NFS_DNS_RESOLVE_H
#define __LINUX_FS_NFS_DNS_RESOLVE_H
#define NFS_DNS_HOSTNAME_MAXLEN (128)
#ifdef CONFIG_NFS_USE_KERNEL_DNS
static inline int nfs_dns_resolver_init(void)
{
return 0;
}
static inline void nfs_dns_resolver_destroy(void)
{}
#else
extern int nfs_dns_resolver_init(void);
extern void nfs_dns_resolver_destroy(void);
#endif
extern ssize_t nfs_dns_resolve_name(char *name, size_t namelen,
struct sockaddr *sa, size_t salen);
#endif