/*- * Copyright (c) 2010, Oracle America, Inc. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * Neither the name of the "Oracle America, Inc." nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* * 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";*/ %#endif /* not lint */ %#include %__FBSDID("$FreeBSD: head/include/rpcsvc/mount.x 259117 2013-12-09 04:26:50Z hrs $"); #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 response 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 response 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;