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/*

 * 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.

 *

 * 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

 */

/*

 * Protocol description for the mount program

 */

#ifndef RPC_HDR

%#ifndef lint

%/*static char sccsid[] = "from: @(#)mount.x 1.2 87/09/18 Copyr 1987 Sun Micro";*/

%/*static char sccsid[] = "from: @(#)mount.x    2.1 88/08/01 4.0 RPCSRC";*/

%static const char rcsid[] =

%  "$FreeBSD: src/include/rpcsvc/mount.x,v 1.6 1999/08/27 23:45:08 peter Exp $";

%#endif /* not lint */

#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 */

#ifdef WANT_NFS3

const FHSIZE3 = 64;             /* size in bytes of a file handle (v3) */

#endif

/*

 * 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];

#ifdef WANT_NFS3

typedef opaque fhandle3;

#endif

/*

 * 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;

};

#ifdef WANT_NFS3

/*

 * Status codes returned by the version 3 mount call.

 */

enum mountstat3 {

        MNT3_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,    /* Filename too long */

        MNT3ERR_NOTSUPP = 10004,     /* Operation not supported */

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

};

struct mountres3_ok {

        fhandle3        fhandle;

        int             auth_flavors<>;

};

union mountres3 switch (mountstat3 fhs_status) {

case 0:

        mountres3_ok    mountinfo;

default:

        void;

};

#endif

/*

 * The type dirpath is the pathname of a directory

 */

typedef string dirpath;

/*

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

 */

typedef string name;

/*

 * 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;

};

program MOUNTPROG {

        /*

         * Version one of the mount protocol communicates with version two

         * of the NFS protocol. Version three communicates with

         * version three 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;

#ifdef WANT_NFS3

        version MOUNTVERS3 {

                /*

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

                 * to allow server reponse testing and timing

                 */

                void

                MOUNTPROC_NULL(void) = 0;

                /*

                 * If mountres3.fhs_status is MNT3_OK, then

                 * mountres3.mountinfo contains the file handle for

                 * the directory and a list of acceptable

                 * authentication flavors.  This file handle may only

                 * be used in the NFS version 3 protocol.  This

                 * procedure also results in the server adding a new

                 * entry to its mount list recording that this client

                 * has mounted the directory. AUTH_UNIX authentication

                 * or better is required.

                 */

                mountres3

                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;

        } = 3;

#endif

} = 100005;