1 /* 2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 3 * unrestricted use provided that this legend is included on all tape 4 * media and as a part of the software program in whole or part. Users 5 * may copy or modify Sun RPC without charge, but are not authorized 6 * to license or distribute it to anyone else except as part of a product or 7 * program developed by the user. 8 * 9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 12 * 13 * Sun RPC is provided with no support and without any obligation on the 14 * part of Sun Microsystems, Inc. to assist in its use, correction, 15 * modification or enhancement. 16 * 17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 19 * OR ANY PART THEREOF. 20 * 21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 22 * or profits or other special, indirect and consequential damages, even if 23 * Sun has been advised of the possibility of such damages. 24 * 25 * Sun Microsystems, Inc. 26 * 2550 Garcia Avenue 27 * Mountain View, California 94043 28 */ 29 30 /* 31 * Protocol description for the mount program 32 */ 33 34 #ifndef RPC_HDR 35 %#ifndef lint 36 %/*static char sccsid[] = "from: @(#)mount.x 1.2 87/09/18 Copyr 1987 Sun Micro";*/ 37 %/*static char sccsid[] = "from: @(#)mount.x 2.1 88/08/01 4.0 RPCSRC";*/ 38 %static char rcsid[] = "$Id$"; 39 %#endif /* not lint */ 40 #endif 41 42 const MNTPATHLEN = 1024; /* maximum bytes in a pathname argument */ 43 const MNTNAMLEN = 255; /* maximum bytes in a name argument */ 44 const FHSIZE = 32; /* size in bytes of a file handle */ 45 46 /* 47 * The fhandle is the file handle that the server passes to the client. 48 * All file operations are done using the file handles to refer to a file 49 * or a directory. The file handle can contain whatever information the 50 * server needs to distinguish an individual file. 51 */ 52 typedef opaque fhandle[FHSIZE]; 53 54 /* 55 * If a status of zero is returned, the call completed successfully, and 56 * a file handle for the directory follows. A non-zero status indicates 57 * some sort of error. The status corresponds with UNIX error numbers. 58 */ 59 union fhstatus switch (unsigned fhs_status) { 60 case 0: 61 fhandle fhs_fhandle; 62 default: 63 void; 64 }; 65 66 /* 67 * The type dirpath is the pathname of a directory 68 */ 69 typedef string dirpath<MNTPATHLEN>; 70 71 /* 72 * The type name is used for arbitrary names (hostnames, groupnames) 73 */ 74 typedef string name<MNTNAMLEN>; 75 76 /* 77 * A list of who has what mounted 78 */ 79 typedef struct mountbody *mountlist; 80 struct mountbody { 81 name ml_hostname; 82 dirpath ml_directory; 83 mountlist ml_next; 84 }; 85 86 /* 87 * A list of netgroups 88 */ 89 typedef struct groupnode *groups; 90 struct groupnode { 91 name gr_name; 92 groups gr_next; 93 }; 94 95 /* 96 * A list of what is exported and to whom 97 */ 98 typedef struct exportnode *exports; 99 struct exportnode { 100 dirpath ex_dir; 101 groups ex_groups; 102 exports ex_next; 103 }; 104 105 program MOUNTPROG { 106 /* 107 * Version one of the mount protocol communicates with version two 108 * of the NFS protocol. The only connecting point is the fhandle 109 * structure, which is the same for both protocols. 110 */ 111 version MOUNTVERS { 112 /* 113 * Does no work. It is made available in all RPC services 114 * to allow server reponse testing and timing 115 */ 116 void 117 MOUNTPROC_NULL(void) = 0; 118 119 /* 120 * If fhs_status is 0, then fhs_fhandle contains the 121 * file handle for the directory. This file handle may 122 * be used in the NFS protocol. This procedure also adds 123 * a new entry to the mount list for this client mounting 124 * the directory. 125 * Unix authentication required. 126 */ 127 fhstatus 128 MOUNTPROC_MNT(dirpath) = 1; 129 130 /* 131 * Returns the list of remotely mounted filesystems. The 132 * mountlist contains one entry for each hostname and 133 * directory pair. 134 */ 135 mountlist 136 MOUNTPROC_DUMP(void) = 2; 137 138 /* 139 * Removes the mount list entry for the directory 140 * Unix authentication required. 141 */ 142 void 143 MOUNTPROC_UMNT(dirpath) = 3; 144 145 /* 146 * Removes all of the mount list entries for this client 147 * Unix authentication required. 148 */ 149 void 150 MOUNTPROC_UMNTALL(void) = 4; 151 152 /* 153 * Returns a list of all the exported filesystems, and which 154 * machines are allowed to import it. 155 */ 156 exports 157 MOUNTPROC_EXPORT(void) = 5; 158 159 /* 160 * Identical to MOUNTPROC_EXPORT above 161 */ 162 exports 163 MOUNTPROC_EXPORTALL(void) = 6; 164 } = 1; 165 } = 100005; 166