patch-2.2.18 linux/include/linux/nfs_xdr.h

• Lines: 388
• Date: Sun Oct 15 23:29:26 2000
• Orig file: v2.2.17/include/linux/nfs_xdr.h
• Orig date: Thu Jan 1 01:00:00 1970

diff -u --new-file --recursive --exclude-from /usr/src/exclude v2.2.17/include/linux/nfs_xdr.h linux/include/linux/nfs_xdr.h
@@ -0,0 +1,387 @@
+#ifndef _LINUX_NFS_XDR_H
+#define _LINUX_NFS_XDR_H
+
+#include <linux/nfs.h>
+#include <linux/nfs2.h>
+#include <linux/nfs3.h>
+#include <linux/dcache.h>
+
+extern struct rpc_program	nfs_program;
+extern struct rpc_stat		nfs_rpcstat;
+
+struct nfs_fattr {
+	unsigned short		valid;		/* which fields are valid */
+	__u64			pre_size;	/* pre_op_attr.size	  */
+	__u64			pre_mtime;	/* pre_op_attr.mtime	  */
+	__u64			pre_ctime;	/* pre_op_attr.ctime	  */
+	enum nfs_ftype		type;		/* always use NFSv2 types */
+	__u32			mode;
+	__u32			nlink;
+	__u32			uid;
+	__u32			gid;
+	__u64			size;
+	union {
+		struct {
+			__u32	blocksize;
+			__u32	blocks;
+		} nfs2;
+		struct {
+			__u64	used;
+		} nfs3;
+	} du;
+	__u32			rdev;
+	__u64			fsid;
+	__u64			fileid;
+	__u64			atime;
+	__u64			mtime;
+	__u64			ctime;
+};
+
+#define NFS_ATTR_WCC		0x0001		/* pre-op WCC data    */
+#define NFS_ATTR_FATTR		0x0002		/* post-op attributes */
+#define NFS_ATTR_FATTR_V3	0x0004		/* NFSv3 attributes */
+
+/*
+ * Info on the file system
+ */
+struct nfs_fsinfo {
+	__u32			rtmax;	/* max.  read transfer size */
+	__u32			rtpref;	/* pref. read transfer size */
+	__u32			rtmult;	/* reads should be multiple of this */
+	__u32			wtmax;	/* max.  write transfer size */
+	__u32			wtpref;	/* pref. write transfer size */
+	__u32			wtmult;	/* writes should be multiple of this */
+	__u32			dtpref;	/* pref. readdir transfer size */
+	__u64			maxfilesize;
+	__u64			bsize;	/* block size */
+	__u64			tbytes;	/* total size in bytes */
+	__u64			fbytes;	/* # of free bytes */
+	__u64			abytes;	/* # of bytes available to user */
+	__u64			tfiles;	/* # of files */
+	__u64			ffiles;	/* # of free files */
+	__u64			afiles;	/* # of files available to user */
+	__u32			linkmax;/* max # of hard links */
+	__u32			namelen;/* max name length */
+};
+
+/* Arguments to the read call.
+ * Note that NFS_READ_MAXIOV must be <= (MAX_IOVEC-2) from sunrpc/xprt.h
+ */
+#define NFS_READ_MAXIOV 8
+
+struct nfs_readargs {
+	struct nfs_fh *		fh;
+	__u64			offset;
+	__u32			count;
+	unsigned int            nriov;
+	struct iovec            iov[NFS_READ_MAXIOV];
+};
+
+struct nfs_readres {
+	struct nfs_fattr *	fattr;
+	unsigned int		count;
+	int                     eof;
+};
+
+/* Arguments to the write call.
+ * Note that NFS_WRITE_MAXIOV must be <= (MAX_IOVEC-2) from sunrpc/xprt.h
+ */
+#define NFS_WRITE_MAXIOV        8
+struct nfs_writeargs {
+	struct nfs_fh *		fh;
+	__u32			offset;
+	__u32			count;
+	enum nfs3_stable_how	stable;
+	unsigned int		nriov;
+	struct iovec		iov[NFS_WRITE_MAXIOV];
+};
+
+struct nfs_writeverf {
+	enum nfs3_stable_how	committed;
+	__u32			verifier[2];
+};
+
+struct nfs_writeres {
+	struct nfs_fattr *	fattr;
+	struct nfs_writeverf *	verf;
+	__u32			count;
+};
+
+/*
+ * Argument struct for decode_entry function
+ */
+struct nfs_entry {
+	__u64			ino;
+	__u64			cookie,
+				prev_cookie;
+	const char *		name;
+	unsigned int		len;
+	int			eof;
+	struct nfs_fh		fh;
+	struct nfs_fattr	fattr;
+};
+
+/*
+ * The following types are for NFSv2 only.
+ */
+struct nfs_sattrargs {
+	struct nfs_fh *		fh;
+	struct iattr *		sattr;
+};
+
+struct nfs_diropargs {
+	struct nfs_fh *		fh;
+	const char *		name;
+	unsigned int		len;
+};
+
+struct nfs_createargs {
+	struct nfs_fh *		fh;
+	const char *		name;
+	unsigned int		len;
+	struct iattr *		sattr;
+};
+
+struct nfs_renameargs {
+	struct nfs_fh *		fromfh;
+	const char *		fromname;
+	unsigned int		fromlen;
+	struct nfs_fh *		tofh;
+	const char *		toname;
+	unsigned int		tolen;
+};
+
+struct nfs_linkargs {
+	struct nfs_fh *		fromfh;
+	struct nfs_fh *		tofh;
+	const char *		toname;
+	unsigned int		tolen;
+};
+
+struct nfs_symlinkargs {
+	struct nfs_fh *		fromfh;
+	const char *		fromname;
+	unsigned int		fromlen;
+	const char *		topath;
+	unsigned int		tolen;
+	struct iattr *		sattr;
+};
+
+struct nfs_readdirargs {
+	struct nfs_fh *		fh;
+	__u32			cookie;
+	void *			buffer;
+	unsigned int		bufsiz;
+};
+
+struct nfs_diropok {
+	struct nfs_fh *		fh;
+	struct nfs_fattr *	fattr;
+};
+
+struct nfs_readlinkargs {
+	struct nfs_fh *		fh;
+	void *			buffer;
+	unsigned int		bufsiz;
+};
+
+struct nfs_readlinkres {
+	void *			buffer;
+	unsigned int		bufsiz;
+};
+
+struct nfs_readdirres {
+	void *			buffer;
+	unsigned int		bufsiz;
+};
+
+struct nfs3_sattrargs {
+	struct nfs_fh *		fh;
+	struct iattr *		sattr;
+	unsigned int		guard;
+	__u64			guardtime;
+};
+
+struct nfs3_diropargs {
+	struct nfs_fh *		fh;
+	const char *		name;
+	unsigned int		len;
+};
+
+struct nfs3_accessargs {
+	struct nfs_fh *		fh;
+	__u32			access;
+};
+
+struct nfs3_createargs {
+	struct nfs_fh *		fh;
+	const char *		name;
+	unsigned int		len;
+	struct iattr *		sattr;
+	enum nfs3_createmode	createmode;
+	__u32			verifier[2];
+};
+
+struct nfs3_mkdirargs {
+	struct nfs_fh *		fh;
+	const char *		name;
+	unsigned int		len;
+	struct iattr *		sattr;
+};
+
+struct nfs3_symlinkargs {
+	struct nfs_fh *		fromfh;
+	const char *		fromname;
+	unsigned int		fromlen;
+	const char *		topath;
+	unsigned int		tolen;
+	struct iattr *		sattr;
+};
+
+struct nfs3_mknodargs {
+	struct nfs_fh *		fh;
+	const char *		name;
+	unsigned int		len;
+	enum nfs3_ftype		type;
+	struct iattr *		sattr;
+	dev_t			rdev;
+};
+
+struct nfs3_renameargs {
+	struct nfs_fh *		fromfh;
+	const char *		fromname;
+	unsigned int		fromlen;
+	struct nfs_fh *		tofh;
+	const char *		toname;
+	unsigned int		tolen;
+};
+
+struct nfs3_linkargs {
+	struct nfs_fh *		fromfh;
+	struct nfs_fh *		tofh;
+	const char *		toname;
+	unsigned int		tolen;
+};
+
+struct nfs3_readdirargs {
+	struct nfs_fh *		fh;
+	__u64			cookie;
+	__u32			verf[2];
+	void *			buffer;
+	unsigned int		bufsiz;
+	int			plus;
+};
+
+struct nfs3_diropres {
+	struct nfs_fattr *	dir_attr;
+	struct nfs_fh *		fh;
+	struct nfs_fattr *	fattr;
+};
+
+struct nfs3_accessres {
+	struct nfs_fattr *	fattr;
+	__u32			access;
+};
+
+struct nfs3_readlinkargs {
+	struct nfs_fh *		fh;
+	void *			buffer;
+	unsigned int		bufsiz;
+};
+
+struct nfs3_readlinkres {
+	struct nfs_fattr *	fattr;
+	void *			buffer;
+	unsigned int		bufsiz;
+};
+
+struct nfs3_renameres {
+	struct nfs_fattr *	fromattr;
+	struct nfs_fattr *	toattr;
+};
+
+struct nfs3_linkres {
+	struct nfs_fattr *	dir_attr;
+	struct nfs_fattr *	fattr;
+};
+
+struct nfs3_readdirres {
+	struct nfs_fattr *	dir_attr;
+	__u32 *			verf;
+	void *			buffer;
+	unsigned int		bufsiz;
+	int			plus;
+};
+
+/*
+ * RPC procedure vector for NFSv2/NFSv3 demuxing
+ */
+struct nfs_rpc_ops {
+	int	version;		/* Protocol version */
+
+	int	(*getroot)(struct nfs_server *,
+			struct nfs_fh *, struct nfs_fattr *);
+	int	(*getattr)(struct dentry *, struct nfs_fattr *);
+	int	(*setattr)(struct dentry *, struct nfs_fattr *, struct iattr *);
+	int	(*lookup)(struct dentry *, struct nfs_fattr *, struct qstr *,
+			struct nfs_fh *, struct nfs_fattr *);
+	int	(*access)(struct dentry *, int fmode, struct nfs_fattr *, int);
+	int	(*readlink)(struct dentry *, struct nfs_fattr *,
+			void *buffer, unsigned int buflen);
+	int	(*read)(struct dentry *, struct nfs_fattr *,
+			struct rpc_cred *,
+			int flags, unsigned long offset,
+			unsigned int count, void *buffer, int *eofp);
+	int	(*write)(struct dentry *, struct nfs_fattr *,
+			struct rpc_cred *,
+			int flags, unsigned long offset,
+			unsigned int count, void *buffer,
+			struct nfs_writeverf *verfp);
+	int	(*commit)(struct dentry *, struct nfs_fattr *,
+			struct rpc_cred *,
+			unsigned long, unsigned int);
+	int	(*create)(struct dentry *, struct nfs_fattr *,
+			struct qstr *, struct iattr *, int flags,
+			struct nfs_fh *, struct nfs_fattr *);
+	int	(*remove)(struct dentry *, struct nfs_fattr *, struct qstr *);
+	int	(*unlink_setup)	(struct rpc_message *,
+			struct dentry *, struct qstr *);
+	void	(*unlink_done)	(struct dentry *, struct rpc_message *);
+	int	(*rename)(struct dentry *, struct nfs_fattr *, struct qstr *,
+			struct dentry *, struct nfs_fattr *, struct qstr *);
+	int	(*link)(struct dentry *, struct nfs_fattr *,
+			struct dentry *, struct nfs_fattr *, struct qstr *);
+	int	(*symlink)(struct dentry *, struct nfs_fattr *, struct qstr *,
+			struct qstr *, struct iattr *,
+			struct nfs_fh *, struct nfs_fattr *);
+	int	(*mkdir)(struct dentry *, struct nfs_fattr *, struct qstr *,
+			struct iattr *, struct nfs_fh *, struct nfs_fattr *);
+	int	(*rmdir)(struct dentry *, struct nfs_fattr *, struct qstr *);
+	int	(*readdir)(struct dentry *, struct nfs_fattr *,
+			struct rpc_cred *,
+			__u64 cookie, void *, unsigned int size, int plus);
+	int	(*mknod)(struct dentry *, struct nfs_fattr *, struct qstr *,
+			struct iattr *, dev_t,
+			struct nfs_fh *, struct nfs_fattr *);
+	int	(*statfs)(struct nfs_server *, struct nfs_fh *,
+			struct nfs_fsinfo *);
+	__u32 *	(*decode_dirent)(__u32 *, struct nfs_entry *, int plus);
+};
+
+/*
+ * 	NFS_CALL(getattr, inode, (fattr));
+ * into
+ *	NFS_PROTO(inode)->getattr(fattr);
+ */
+#define NFS_CALL(op, inode, args)	NFS_PROTO(inode)->op args
+
+/*
+ * Function vectors etc. for the NFS client
+ */
+extern struct nfs_rpc_ops	nfs_v2_clientops;
+extern struct nfs_rpc_ops	nfs_v3_clientops;
+extern struct rpc_version	nfs_version2;
+extern struct rpc_version	nfs_version3;
+extern struct rpc_program	nfs_program;
+
+#endif