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nfsservctl() - Unix, Linux System Call


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NAME

nfsservctl - syscall interface to kernel nfs daemon

SYNOPSIS

#include <linux/nfsd/syscall.h>

nfsservctl(int cmd, struct nfsctl_arg *argp, union nfsctl_res *resp);

DESCRIPTION

/*
 * These are the commands understood by nfsctl().
 */
#define NFSCTL_SVC              0       /* This is a server process. */
#define NFSCTL_ADDCLIENT        1       /* Add an NFS client. */
#define NFSCTL_DELCLIENT        2       /* Remove an NFS client. */
#define NFSCTL_EXPORT           3       /* export a file system. */
#define NFSCTL_UNEXPORT         4       /* unexport a file system. */
#define NFSCTL_UGIDUPDATE       5       /* update a client’s UID/GID map. */
#define NFSCTL_GETFH            6       /* get an fh (used by mountd) */

struct nfsctl_arg { int ca_version; /* safeguard */ union { struct nfsctl_svc u_svc; struct nfsctl_client u_client; struct nfsctl_export u_export; struct nfsctl_uidmap u_umap; struct nfsctl_fhparm u_getfh; unsigned int u_debug; } u; }

union nfsctl_res { struct knfs_fh cr_getfh; unsigned int cr_debug; };

RETURN VALUE

On success, zero is returned. On error, -1 is returned, and errno is set appropriately.

CONFORMING TO

This call is Linux-specific.

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