0cb2659b81
If the admin has specified the "noresvport" option for an NFS mount point, the kernel's NFS client uses an unprivileged source port for the main NFS transport. The kernel's lockd client should use an unprivileged port in this case as well. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
/*
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* linux/include/linux/lockd/bind.h
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*
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* This is the part of lockd visible to nfsd and the nfs client.
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*
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* Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
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*/
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#ifndef LINUX_LOCKD_BIND_H
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#define LINUX_LOCKD_BIND_H
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#include <linux/lockd/nlm.h>
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/* need xdr-encoded error codes too, so... */
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#include <linux/lockd/xdr.h>
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#ifdef CONFIG_LOCKD_V4
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#include <linux/lockd/xdr4.h>
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#endif
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/* Dummy declarations */
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struct svc_rqst;
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/*
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* This is the set of functions for lockd->nfsd communication
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*/
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struct nlmsvc_binding {
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__be32 (*fopen)(struct svc_rqst *,
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struct nfs_fh *,
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struct file **);
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void (*fclose)(struct file *);
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};
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extern struct nlmsvc_binding * nlmsvc_ops;
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/*
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* Similar to nfs_client_initdata, but without the NFS-specific
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* rpc_ops field.
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*/
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struct nlmclnt_initdata {
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const char *hostname;
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const struct sockaddr *address;
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size_t addrlen;
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unsigned short protocol;
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u32 nfs_version;
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int noresvport;
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};
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/*
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* Functions exported by the lockd module
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*/
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extern struct nlm_host *nlmclnt_init(const struct nlmclnt_initdata *nlm_init);
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extern void nlmclnt_done(struct nlm_host *host);
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extern int nlmclnt_proc(struct nlm_host *host, int cmd,
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struct file_lock *fl);
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extern int lockd_up(void);
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extern void lockd_down(void);
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#endif /* LINUX_LOCKD_BIND_H */
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