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Software of the Month Club 2000 October
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Software of the Month - Ultimate Collection Shareware 277.iso
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PROGRAMS
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WINLINUX
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DATA1.CAB
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programs_-_include
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LINUX
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NFSD
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SYSCALL.H
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C/C++ Source or Header
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1999-09-17
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3KB
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137 lines
/*
* include/linux/nfsd/syscall.h
*
* This file holds all declarations for the knfsd syscall interface.
*
* Copyright (C) 1995 Olaf Kirch <okir@monad.swb.de>
*/
#ifndef NFSD_SYSCALL_H
#define NFSD_SYSCALL_H
#include <linux/config.h>
#include <linux/types.h>
#include <linux/socket.h>
#include <linux/posix_types.h>
#include <linux/nfsd/const.h>
#include <linux/nfsd/export.h>
#include <linux/nfsd/nfsfh.h>
#include <linux/nfsd/auth.h>
/*
* 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 by ino (used by mountd) */
#define NFSCTL_GETFD 7 /* get an fh by path (used by mountd) */
/* 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];
};
/* EXPORT/UNEXPORT */
struct nfsctl_export {
char ex_client[NFSCLNT_IDMAX+1];
char ex_path[NFS_MAXPATHLEN+1];
__kernel_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;
__kernel_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;
};
/*
* 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;
unsigned int u_debug;
} 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_authd u.u_authd
#define ca_debug u.u_debug
};
union nfsctl_res {
struct knfs_fh cr_getfh;
unsigned int cr_debug;
};
#ifdef __KERNEL__
/*
* Kernel syscall implementation.
*/
#if defined(CONFIG_NFSD) || defined(CONFIG_NFSD_MODULE)
extern asmlinkage int sys_nfsservctl(int, void *, void *);
#else
#define sys_nfsservctl sys_ni_syscall
#endif
extern int exp_addclient(struct nfsctl_client *ncp);
extern int exp_delclient(struct nfsctl_client *ncp);
extern int exp_export(struct nfsctl_export *nxp);
extern int exp_unexport(struct nfsctl_export *nxp);
#endif /* __KERNEL__ */
#endif /* NFSD_SYSCALL_H */