%/*

% * Sun RPC is a product of Sun Microsystems, Inc. and is provided for

% * unrestricted use provided that this legend is included on all tape

% * media and as a part of the software program in whole or part.  Users

% * may copy or modify Sun RPC without charge, but are not authorized

% * to license or distribute it to anyone else except as part of a product or

% * program developed by the user or with the express written consent of

% * Sun Microsystems, Inc.

% *

% * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE

% * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR

% * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.

% *

% * Sun RPC is provided with no support and without any obligation on the

% * part of Sun Microsystems, Inc. to assist in its use, correction,

% * modification or enhancement.

% *

% * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE

% * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC

% * OR ANY PART THEREOF.

% *

% * In no event will Sun Microsystems, Inc. be liable for any lost revenue

% * or profits or other special, indirect and consequential damages, even if

% * Sun has been advised of the possibility of such damages.

% *

% * Sun Microsystems, Inc.

% * 2550 Garcia Avenue

% * Mountain View, California  94043

% */

%/*

% * Copyright (c) 1985, 1990 by Sun Microsystems, Inc.

% */

%

%/* from @(#)mount.x	1.3 91/03/11 TIRPC 1.0 */

/*

 * Protocol description for the mount program

 */

#ifdef RPC_HDR

%#ifndef _rpcsvc_mount_h

%#define _rpcsvc_mount_h

%#include <memory.h>

#endif

const MNTPATHLEN = 1024;	/* maximum bytes in a pathname argument */

const MNTNAMLEN = 255;		/* maximum bytes in a name argument */

const FHSIZE = 32;		/* size in bytes of a file handle */

/*

 * The fhandle is the file handle that the server passes to the client.

 * All file operations are done using the file handles to refer to a file

 * or a directory. The file handle can contain whatever information the

 * server needs to distinguish an individual file.

 */

typedef opaque fhandle[FHSIZE];	

/*

 * If a status of zero is returned, the call completed successfully, and 

 * a file handle for the directory follows. A non-zero status indicates

 * some sort of error. The status corresponds with UNIX error numbers.

 */

union fhstatus switch (unsigned fhs_status) {

case 0:

	fhandle fhs_fhandle;

default:

	void;

};

/*

 * The type dirpath is the pathname of a directory

 */

typedef string dirpath<MNTPATHLEN>;

/*

 * The type name is used for arbitrary names (hostnames, groupnames)

 */

typedef string name<MNTNAMLEN>;

/*

 * A list of who has what mounted

 */

typedef struct mountbody *mountlist;

struct mountbody {

	name ml_hostname;

	dirpath ml_directory;

	mountlist ml_next;

};

/*

 * A list of netgroups

 */

typedef struct groupnode *groups;

struct groupnode {

	name gr_name;

	groups gr_next;

};

/*

 * A list of what is exported and to whom

 */

typedef struct exportnode *exports;

struct exportnode {

	dirpath ex_dir;

	groups ex_groups;

	exports ex_next;

};

/*

 * POSIX pathconf information

 */

struct ppathcnf {

	int	pc_link_max;	/* max links allowed */

	short	pc_max_canon;	/* max line len for a tty */

	short	pc_max_input;	/* input a tty can eat all at once */

	short	pc_name_max;	/* max file name length (dir entry) */

	short	pc_path_max;	/* max path name length (/x/y/x/.. ) */

	short	pc_pipe_buf;	/* size of a pipe (bytes) */

	u_char	pc_vdisable;	/* safe char to turn off c_cc[i] */

	char	pc_xxx;		/* alignment padding; cc_t == char */

	short	pc_mask[2];	/* validity and boolean bits */

};

/*

 * NFSv3 file handle

 */

const FHSIZE3 =	64;		/* max size of NFSv3 file handle in bytes */

typedef opaque		fhandle3<FHSIZE3>;

/*

 * NFSv3 mount status

 */

enum mountstat3 {

	MNT_OK			= 0,	/* no error */

	MNT3ERR_PERM		= 1,	/* not owner */

	MNT3ERR_NOENT		= 2,	/* no such file or directory */

	MNT3ERR_IO		= 5,	/* I/O error */

	MNT3ERR_ACCES		= 13,	/* Permission denied */

	MNT3ERR_NOTDIR		= 20,	/* Not a directory */

	MNT3ERR_INVAL		= 22,	/* Invalid argument */

	MNT3ERR_NAMETOOLONG	= 63,	/* File name too long */

	MNT3ERR_NOTSUPP		= 10004,/* Operation not supported */

	MNT3ERR_SERVERFAULT	= 10006	/* A failure on the server */

};

/*

 * NFSv3 mount result

 */

struct mountres3_ok {

	fhandle3	fhandle;

	int		auth_flavors<>;

};

union mountres3 switch (mountstat3 fhs_status) {

case MNT_OK:

	mountres3_ok	mountinfo; /* File handle and supported flavors */

default:

	void;

};

program MOUNTPROG {

	/*

	 * Version one of the mount protocol communicates with version two

	 * of the NFS protocol. The only connecting point is the fhandle 

	 * structure, which is the same for both protocols.

	 */

	version MOUNTVERS {

		/*

		 * Does no work. It is made available in all RPC services

		 * to allow server reponse testing and timing

		 */

		void

		MOUNTPROC_NULL(void) = 0;

		/*	

		 * If fhs_status is 0, then fhs_fhandle contains the

	 	 * file handle for the directory. This file handle may

		 * be used in the NFS protocol. This procedure also adds

		 * a new entry to the mount list for this client mounting

		 * the directory.

		 * Unix authentication required.

		 */

		fhstatus 

		MOUNTPROC_MNT(dirpath) = 1;

		/*

		 * Returns the list of remotely mounted filesystems. The 

		 * mountlist contains one entry for each hostname and 

		 * directory pair.

		 */

		mountlist

		MOUNTPROC_DUMP(void) = 2;

		/*

		 * Removes the mount list entry for the directory

		 * Unix authentication required.

		 */

		void

		MOUNTPROC_UMNT(dirpath) = 3;

		/*

		 * Removes all of the mount list entries for this client

		 * Unix authentication required.

		 */

		void

		MOUNTPROC_UMNTALL(void) = 4;

		/*

		 * Returns a list of all the exported filesystems, and which

		 * machines are allowed to import it.

		 */

		exports

		MOUNTPROC_EXPORT(void)  = 5;

		/*

		 * Identical to MOUNTPROC_EXPORT above

		 */

		exports

		MOUNTPROC_EXPORTALL(void) = 6;

	} = 1;

	/*

	 * Version two of the mount protocol communicates with version two

	 * of the NFS protocol.

	 * The only difference from version one is the addition of a POSIX

	 * pathconf call.

	 */

	version MOUNTVERS_POSIX {

		/*

		 * Does no work. It is made available in all RPC services

		 * to allow server reponse testing and timing

		 */

		void

		MOUNTPROC_NULL(void) = 0;

		/*	

		 * If fhs_status is 0, then fhs_fhandle contains the

	 	 * file handle for the directory. This file handle may

		 * be used in the NFS protocol. This procedure also adds

		 * a new entry to the mount list for this client mounting

		 * the directory.

		 * Unix authentication required.

		 */

		fhstatus 

		MOUNTPROC_MNT(dirpath) = 1;

		/*

		 * Returns the list of remotely mounted filesystems. The 

		 * mountlist contains one entry for each hostname and 

		 * directory pair.

		 */

		mountlist

		MOUNTPROC_DUMP(void) = 2;

		/*

		 * Removes the mount list entry for the directory

		 * Unix authentication required.

		 */

		void

		MOUNTPROC_UMNT(dirpath) = 3;

		/*

		 * Removes all of the mount list entries for this client

		 * Unix authentication required.

		 */

		void

		MOUNTPROC_UMNTALL(void) = 4;

		/*

		 * Returns a list of all the exported filesystems, and which

		 * machines are allowed to import it.

		 */

		exports

		MOUNTPROC_EXPORT(void)  = 5;

		/*

		 * Identical to MOUNTPROC_EXPORT above

		 */

		exports

		MOUNTPROC_EXPORTALL(void) = 6;

		/*

		 * POSIX pathconf info (Sun hack)

		 */

		ppathcnf

		MOUNTPROC_PATHCONF(dirpath) = 7;

	} = 2;

	/*

	 * Version 3 of the protocol is for NFSv3

	 */

	version MOUNTVERS_NFSV3 {

		/*

		 * Does no work. It is made available in all RPC services

		 * to allow server reponse testing and timing

		 */

		void

		MOUNTPROC3_NULL(void) = 0;

		/*	

		 * If fhs_status is 0, then fhs_fhandle contains the

	 	 * file handle for the directory. This file handle may

		 * be used in the NFS protocol. This procedure also adds

		 * a new entry to the mount list for this client mounting

		 * the directory.

		 * Unix authentication required.

		 */

		mountres3 

		MOUNTPROC3_MNT(dirpath) = 1;

		/*

		 * Returns the list of remotely mounted filesystems. The 

		 * mountlist contains one entry for each hostname and 

		 * directory pair.

		 */

		mountlist

		MOUNTPROC3_DUMP(void) = 2;

		/*

		 * Removes the mount list entry for the directory

		 * Unix authentication required.

		 */

		void

		MOUNTPROC3_UMNT(dirpath) = 3;

		/*

		 * Removes all of the mount list entries for this client

		 * Unix authentication required.

		 */

		void

		MOUNTPROC3_UMNTALL(void) = 4;

		/*

		 * Returns a list of all the exported filesystems, and which

		 * machines are allowed to import it.

		 */

		exports

		MOUNTPROC3_EXPORT(void)  = 5;

	} = 3;

} = 100005;

#ifdef RPC_HDR

%#endif /*!_rpcsvc_mount_h*/

#endif