xref: /OK3568_Linux_fs/kernel/include/linux/dns_resolver.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  *   DNS Resolver upcall management for CIFS DFS and AFS
3*4882a593Smuzhiyun  *   Handles host name to IP address resolution and DNS query for AFSDB RR.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  *   Copyright (c) International Business Machines  Corp., 2008
6*4882a593Smuzhiyun  *   Author(s): Steve French (sfrench@us.ibm.com)
7*4882a593Smuzhiyun  *              Wang Lei (wang840925@gmail.com)
8*4882a593Smuzhiyun  *
9*4882a593Smuzhiyun  *   This library is free software; you can redistribute it and/or modify
10*4882a593Smuzhiyun  *   it under the terms of the GNU Lesser General Public License as published
11*4882a593Smuzhiyun  *   by the Free Software Foundation; either version 2.1 of the License, or
12*4882a593Smuzhiyun  *   (at your option) any later version.
13*4882a593Smuzhiyun  *
14*4882a593Smuzhiyun  *   This library is distributed in the hope that it will be useful,
15*4882a593Smuzhiyun  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
16*4882a593Smuzhiyun  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
17*4882a593Smuzhiyun  *   the GNU Lesser General Public License for more details.
18*4882a593Smuzhiyun  *
19*4882a593Smuzhiyun  *   You should have received a copy of the GNU Lesser General Public License
20*4882a593Smuzhiyun  *   along with this library; if not, write to the Free Software
21*4882a593Smuzhiyun  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22*4882a593Smuzhiyun  */
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #ifndef _LINUX_DNS_RESOLVER_H
25*4882a593Smuzhiyun #define _LINUX_DNS_RESOLVER_H
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #include <uapi/linux/dns_resolver.h>
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun struct net;
30*4882a593Smuzhiyun extern int dns_query(struct net *net, const char *type, const char *name, size_t namelen,
31*4882a593Smuzhiyun 		     const char *options, char **_result, time64_t *_expiry,
32*4882a593Smuzhiyun 		     bool invalidate);
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun #endif /* _LINUX_DNS_RESOLVER_H */
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