View file File name : mount.x Content :/* @(#)mount.x 2.1 88/08/01 4.0 RPCSRC */ /* * 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 */ 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; }; 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 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; } = 100005;