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#ifndef _NFS_NFS_H
#define _NFS_NFS_H
#include <linux/posix_types.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <rpcsvc/nfs_prot.h>
#include <nfs/export.h>
#define NFS3_FHSIZE 64
#define NFS_FHSIZE 32
struct nfs_fh_len {
int fh_size;
u_int8_t fh_handle[NFS3_FHSIZE];
};
struct nfs_fh_old {
u_int8_t fh_handle[NFS_FHSIZE];
};
/*
* Version of the syscall interface
*/
#define NFSCTL_VERSION 0x0201
/*
* 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) */
#define NFSCTL_GETFD 7 /* get an fh by path (used by mountd) */
#define NFSCTL_GETFS 8 /* get an fh by path with max size (used by mountd) */
/* Above this is for lockd. */
#define NFSCTL_LOCKD 0x10000
#define LOCKDCTL_SVC NFSCTL_LOCKD
/* SVC */
struct nfsctl_svc {
unsigned short svc_port;
int svc_nthreads;
};
/* ADDCLIENT/DELCLIENT */
struct nfsctl_client {
char cl_ident[NFSCLNT_IDMAX+1];
int cl_naddr;
struct in_addr cl_addrlist[NFSCLNT_ADDRMAX];
int cl_fhkeytype;
int cl_fhkeylen;
unsigned char cl_fhkey[NFSCLNT_KEYMAX];
};
/* IN 2.5.6? __kernel_dev_t changed size, and __kernel_old_dev_t was left
* with the old value. We need to make sure we use the right one.
*
*/
#include <linux/version.h>
#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,70)
# define __nfsd_dev_t __kernel_old_dev_t
#else
# define __nfsd_dev_t __kernel_dev_t
#endif
/* EXPORT/UNEXPORT */
struct nfsctl_export {
char ex_client[NFSCLNT_IDMAX+1];
char ex_path[NFS_MAXPATHLEN+1];
__nfsd_dev_t ex_dev;
__kernel_ino_t ex_ino;
int ex_flags;
__kernel_uid_t ex_anon_uid;
__kernel_gid_t ex_anon_gid;
};
/* UGIDUPDATE */
struct nfsctl_uidmap {
char * ug_ident;
__kernel_uid_t ug_uidbase;
int ug_uidlen;
__kernel_uid_t * ug_udimap;
__kernel_gid_t ug_gidbase;
int ug_gidlen;
__kernel_gid_t * ug_gdimap;
};
/* GETFH */
struct nfsctl_fhparm {
struct sockaddr gf_addr;
__nfsd_dev_t gf_dev;
__kernel_ino_t gf_ino;
int gf_version;
};
/* GETFD */
struct nfsctl_fdparm {
struct sockaddr gd_addr;
char gd_path[NFS_MAXPATHLEN+1];
int gd_version;
};
/* GETFS - GET Filehandle with Size */
struct nfsctl_fsparm {
struct sockaddr gd_addr;
char gd_path[NFS_MAXPATHLEN+1];
int gd_maxlen;
};
/*
* This is the argument union.
*/
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;
struct nfsctl_fdparm u_getfd;
struct nfsctl_fsparm u_getfs;
} u;
#define ca_svc u.u_svc
#define ca_client u.u_client
#define ca_export u.u_export
#define ca_umap u.u_umap
#define ca_getfh u.u_getfh
#define ca_getfd u.u_getfd
#define ca_getfs u.u_getfs
#define ca_authd u.u_authd
};
union nfsctl_res {
struct nfs_fh_old cr_getfh;
struct nfs_fh_len cr_getfs;
};
#endif /* _NFS_NFS_H */
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