patch-2.1.32 linux/include/linux/nfsd/syscall.h

• Lines: 128
• Date: Mon Mar 3 01:14:58 1997
• Orig file: v2.1.31/linux/include/linux/nfsd/syscall.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.31/linux/include/linux/nfsd/syscall.h linux/include/linux/nfsd/syscall.h
@@ -0,0 +1,127 @@
+/*
+ * 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/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 (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];
+	dev_t			ex_dev;
+	ino_t			ex_ino;
+	int			ex_flags;
+	uid_t			ex_anon_uid;
+	gid_t			ex_anon_gid;
+};
+
+/* UGIDUPDATE */
+struct nfsctl_uidmap {
+	char *			ug_ident;
+	uid_t			ug_uidbase;
+	int			ug_uidlen;
+	uid_t *			ug_udimap;
+	uid_t			ug_gidbase;
+	int			ug_gidlen;
+	gid_t *			ug_gdimap;
+};
+
+/* GETFH */
+struct nfsctl_fhparm {
+	struct sockaddr		gf_addr;
+	dev_t			gf_dev;
+	ino_t			gf_ino;
+	int			gf_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;
+		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_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.
+ */
+#ifdef CONFIG_NFSD
+extern asmlinkage int	sys_nfsservctl(int, struct nfsctl_arg *,
+					    union nfsctl_res *);
+#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 */