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bind.h
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1 /*
2  * linux/include/linux/lockd/bind.h
3  *
4  * This is the part of lockd visible to nfsd and the nfs client.
5  *
6  * Copyright (C) 1996, Olaf Kirch <[email protected]>
7  */
8 
9 #ifndef LINUX_LOCKD_BIND_H
10 #define LINUX_LOCKD_BIND_H
11 
12 #include <linux/lockd/nlm.h>
13 /* need xdr-encoded error codes too, so... */
14 #include <linux/lockd/xdr.h>
15 #ifdef CONFIG_LOCKD_V4
16 #include <linux/lockd/xdr4.h>
17 #endif
18 
19 /* Dummy declarations */
20 struct svc_rqst;
21 
22 /*
23  * This is the set of functions for lockd->nfsd communication
24  */
26  __be32 (*fopen)(struct svc_rqst *,
27  struct nfs_fh *,
28  struct file **);
29  void (*fclose)(struct file *);
30 };
31 
32 extern struct nlmsvc_binding * nlmsvc_ops;
33 
34 /*
35  * Similar to nfs_client_initdata, but without the NFS-specific
36  * rpc_ops field.
37  */
39  const char *hostname;
40  const struct sockaddr *address;
41  size_t addrlen;
42  unsigned short protocol;
45  struct net *net;
46 };
47 
48 /*
49  * Functions exported by the lockd module
50  */
51 
52 extern struct nlm_host *nlmclnt_init(const struct nlmclnt_initdata *nlm_init);
53 extern void nlmclnt_done(struct nlm_host *host);
54 
55 extern int nlmclnt_proc(struct nlm_host *host, int cmd,
56  struct file_lock *fl);
57 extern int lockd_up(struct net *net);
58 extern void lockd_down(struct net *net);
59 
60 #endif /* LINUX_LOCKD_BIND_H */