mount/mount.x

   1 /*
   2 Copyright (c) 2014, Ronnie Sahlberg
   3 All rights reserved.
   4
   5 Redistribution and use in source and binary forms, with or without
   6 modification, are permitted provided that the following conditions are met:
   7
   8 1. Redistributions of source code must retain the above copyright notice, this
   9    list of conditions and the following disclaimer.
  10 2. Redistributions in binary form must reproduce the above copyright notice,
  11    this list of conditions and the following disclaimer in the documentation
  12    and/or other materials provided with the distribution.
  13
  14 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  15 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  16 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  17 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
  18 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  19 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  20 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  21 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  23 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24
  25 The views and conclusions contained in the software and documentation are those
  26 of the authors and should not be interpreted as representing official policies,
  27 either expressed or implied, of the FreeBSD Project.
  28 */
  29
  30 const MNTPATHLEN = 1024;  /* Maximum bytes in a path name */
  31 const MNTNAMLEN  = 255;   /* Maximum bytes in a name */
  32 const FHSIZE3    = 64;    /* Maximum bytes in a V3 file handle */
  33
  34
  35 typedef opaque fhandle3<FHSIZE3>;
  36 typedef string dirpath<MNTPATHLEN>;
  37 typedef string name<MNTNAMLEN>;
  38
  39 enum mountstat3 {
  40         MNT3_OK = 0,                 /* no error */
  41         MNT3ERR_PERM = 1,            /* Not owner */
  42         MNT3ERR_NOENT = 2,           /* No such file or directory */
  43         MNT3ERR_IO = 5,              /* I/O error */
  44         MNT3ERR_ACCES = 13,          /* Permission denied */
  45         MNT3ERR_NOTDIR = 20,         /* Not a directory */
  46         MNT3ERR_INVAL = 22,          /* Invalid argument */
  47         MNT3ERR_NAMETOOLONG = 63,    /* Filename too long */
  48         MNT3ERR_NOTSUPP = 10004,     /* Operation not supported */
  49         MNT3ERR_SERVERFAULT = 10006  /* A failure on the server */
  50 };
  51
  52
  53 typedef struct mountbody *mountlist;
  54
  55 struct mountbody {
  56         name       ml_hostname;
  57         dirpath    ml_directory;
  58         mountlist  ml_next;
  59 };
  60
  61 typedef struct groupnode *groups;
  62
  63 struct groupnode {
  64         name     gr_name;
  65         groups   gr_next;
  66 };
  67
  68
  69 typedef struct exportnode *exports;
  70
  71 struct exportnode {
  72         dirpath  ex_dir;
  73         groups   ex_groups;
  74         exports  ex_next;
  75 };
  76
  77 struct mountres3_ok {
  78         fhandle3   fhandle;
  79         int        auth_flavors<>;
  80 };
  81
  82 union mountres3 switch (mountstat3 fhs_status) {
  83         case MNT3_OK:
  84                 mountres3_ok  mountinfo;
  85         default:
  86                 void;
  87 };
  88
  89
  90 enum mountstat1 {
  91         MNT1_OK = 0,                 /* no error */
  92         MNT1ERR_PERM = 1,            /* Not owner */
  93         MNT1ERR_NOENT = 2,           /* No such file or directory */
  94         MNT1ERR_IO = 5,              /* I/O error */
  95         MNT1ERR_ACCES = 13,          /* Permission denied */
  96         MNT1ERR_NOTDIR = 20,         /* Not a directory */
  97         MNT1ERR_INVAL = 22,          /* Invalid argument */
  98         MNT1ERR_NAMETOOLONG = 63,    /* Filename too long */
  99         MNT1ERR_NOTSUPP = 10004,     /* Operation not supported */
 100         MNT1ERR_SERVERFAULT = 10006  /* A failure on the server */
 101 };
 102
 103 const FHSIZE = 32;
 104 typedef opaque fhandle1[FHSIZE];
 105
 106 struct mountres1_ok {
 107         fhandle1   fhandle;
 108 };
 109
 110 union mountres1 switch (mountstat1 fhs_status) {
 111         case MNT1_OK:
 112                 mountres1_ok  mountinfo;
 113         default:
 114                 void;
 115 };
 116
 117 program MOUNT_PROGRAM {
 118         version MOUNT_V1 {
 119         void      MOUNT1_NULL(void)    = 0;
 120         mountres1 MOUNT1_MNT(dirpath)  = 1;
 121         mountlist MOUNT1_DUMP(void)    = 2;
 122         void      MOUNT1_UMNT(dirpath) = 3;
 123         void      MOUNT1_UMNTALL(void) = 4;
 124         exports   MOUNT1_EXPORT(void)  = 5;
 125         } = 1;
 126         version MOUNT_V3 {
 127         void      MOUNT3_NULL(void)    = 0;
 128         mountres3 MOUNT3_MNT(dirpath)  = 1;
 129         mountlist MOUNT3_DUMP(void)    = 2;
 130         void      MOUNT3_UMNT(dirpath) = 3;
 131         void      MOUNT3_UMNTALL(void) = 4;
 132         exports   MOUNT3_EXPORT(void)  = 5;
 133         } = 3;
 134 } = 100005;