mount/mount.c

   1 /*
   2    Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU Lesser General Public License as published by
   6    the Free Software Foundation; either version 2.1 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public License
  15    along with this program; if not, see <http://www.gnu.org/licenses/>.
  16 */
  17
  18 #ifdef WIN32
  19 #include "win32_compat.h"
  20 #endif/*WIN32*/
  21
  22 #include <stdio.h>
  23 #include <errno.h>
  24 #include "libnfs-zdr.h"
  25 #include "libnfs.h"
  26 #include "libnfs-raw.h"
  27 #include "libnfs-private.h"
  28 #include "libnfs-raw-mount.h"
  29
  30 int rpc_mount3_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
  31 {
  32         struct rpc_pdu *pdu;
  33
  34         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_NULL, cb, private_data, (zdrproc_t)zdr_void, 0);
  35         if (pdu == NULL) {
  36                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for mount/null call");
  37                 return -1;
  38         }
  39
  40         if (rpc_queue_pdu(rpc, pdu) != 0) {
  41                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for mount/null call");
  42                 rpc_free_pdu(rpc, pdu);
  43                 return -1;
  44         }
  45
  46         return 0;
  47 }
  48
  49 int rpc_mount_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
  50 {
  51         return rpc_mount3_null_async(rpc, cb, private_data);
  52 }
  53
  54 int rpc_mount3_mnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data)
  55 {
  56         struct rpc_pdu *pdu;
  57
  58         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_MNT, cb, private_data, (zdrproc_t)zdr_mountres3, sizeof(mountres3));
  59         if (pdu == NULL) {
  60                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for mount/mnt call");
  61                 return -1;
  62         }
  63
  64         if (zdr_dirpath(&pdu->zdr, &export) == 0) {
  65                 rpc_set_error(rpc, "ZDR error. Failed to encode mount/mnt call");
  66                 rpc_free_pdu(rpc, pdu);
  67                 return -1;
  68         }
  69
  70         if (rpc_queue_pdu(rpc, pdu) != 0) {
  71                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for mount/mnt call");
  72                 rpc_free_pdu(rpc, pdu);
  73                 return -1;
  74         }
  75
  76         return 0;
  77 }
  78
  79 int rpc_mount_mnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data)
  80 {
  81         return rpc_mount3_mnt_async(rpc, cb, export, private_data);
  82 }
  83
  84 int rpc_mount3_dump_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
  85 {
  86         struct rpc_pdu *pdu;
  87
  88         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_DUMP, cb, private_data, (zdrproc_t)zdr_mountlist, sizeof(mountlist));
  89         if (pdu == NULL) {
  90                 rpc_set_error(rpc, "Failed to allocate pdu for mount/dump");
  91                 return -1;
  92         }
  93
  94         if (rpc_queue_pdu(rpc, pdu) != 0) {
  95                 rpc_set_error(rpc, "Failed to queue mount/dump pdu");
  96                 rpc_free_pdu(rpc, pdu);
  97                 return -1;
  98         }
  99
 100         return 0;
 101 }
 102
 103 int rpc_mount_dump_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 104 {
 105         return rpc_mount3_dump_async(rpc, cb, private_data);
 106 }
 107
 108 int rpc_mount3_umnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data)
 109 {
 110         struct rpc_pdu *pdu;
 111
 112         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_UMNT, cb, private_data, (zdrproc_t)zdr_void, 0);
 113         if (pdu == NULL) {
 114                 rpc_set_error(rpc, "Failed to allocate pdu for mount/umnt");
 115                 return -1;
 116         }
 117
 118         if (zdr_dirpath(&pdu->zdr, &export) == 0) {
 119                 rpc_set_error(rpc, "failed to encode dirpath for mount/umnt");
 120                 rpc_free_pdu(rpc, pdu);
 121                 return -1;
 122         }
 123
 124         if (rpc_queue_pdu(rpc, pdu) != 0) {
 125                 rpc_set_error(rpc, "Failed to queue mount/umnt pdu");
 126                 rpc_free_pdu(rpc, pdu);
 127                 return -1;
 128         }
 129
 130         return 0;
 131 }
 132
 133 int rpc_mount_umnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data)
 134 {
 135         return rpc_mount3_umnt_async(rpc, cb, export, private_data);
 136 }
 137
 138 int rpc_mount3_umntall_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 139 {
 140         struct rpc_pdu *pdu;
 141
 142         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_UMNTALL, cb, private_data, (zdrproc_t)zdr_void, 0);
 143         if (pdu == NULL) {
 144                 rpc_set_error(rpc, "Failed to allocate pdu for mount/umntall");
 145                 return -1;
 146         }
 147
 148         if (rpc_queue_pdu(rpc, pdu) != 0) {
 149                 rpc_set_error(rpc, "Failed to queue mount/umntall pdu");
 150                 rpc_free_pdu(rpc, pdu);
 151                 return -1;
 152         }
 153
 154         return 0;
 155 }
 156
 157 int rpc_mount_umntall_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 158 {
 159         return rpc_mount3_umntall_async(rpc, cb, private_data);
 160 }
 161
 162 int rpc_mount3_export_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 163 {
 164         struct rpc_pdu *pdu;
 165
 166         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_EXPORT, cb, private_data, (zdrproc_t)zdr_exports, sizeof(exports));
 167         if (pdu == NULL) {
 168                 rpc_set_error(rpc, "Failed to allocate pdu for mount/export");
 169                 return -1;
 170         }
 171
 172         if (rpc_queue_pdu(rpc, pdu) != 0) {
 173                 rpc_set_error(rpc, "Failed to queue mount/export pdu");
 174                 rpc_free_pdu(rpc, pdu);
 175                 return -1;
 176         }
 177
 178         return 0;
 179 }
 180
 181 int rpc_mount_export_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 182 {
 183         return rpc_mount3_export_async(rpc, cb, private_data);
 184 }
 185
 186 char *mountstat3_to_str(int st)
 187 {
 188         enum mountstat3 stat = st;
 189
 190         char *str = "unknown mount stat";
 191         switch (stat) {
 192         case MNT3_OK:             str="MNT3_OK"; break;
 193         case MNT3ERR_PERM:        str="MNT3ERR_PERM"; break;
 194         case MNT3ERR_NOENT:       str="MNT3ERR_NOENT"; break;
 195         case MNT3ERR_IO:          str="MNT3ERR_IO"; break;
 196         case MNT3ERR_ACCES:       str="MNT3ERR_ACCES"; break;
 197         case MNT3ERR_NOTDIR:      str="MNT3ERR_NOTDIR"; break;
 198         case MNT3ERR_INVAL:       str="MNT3ERR_INVAL"; break;
 199         case MNT3ERR_NAMETOOLONG: str="MNT3ERR_NAMETOOLONG"; break;
 200         case MNT3ERR_NOTSUPP:     str="MNT3ERR_NOTSUPP"; break;
 201         case MNT3ERR_SERVERFAULT: str="MNT3ERR_SERVERFAULT"; break;
 202         }
 203         return str;
 204 }
 205
 206
 207 int mountstat3_to_errno(int st)
 208 {
 209         enum mountstat3 stat = st;
 210
 211         switch (stat) {
 212         case MNT3_OK:             return 0; break;
 213         case MNT3ERR_PERM:        return -EPERM; break;
 214         case MNT3ERR_NOENT:       return -EPERM; break;
 215         case MNT3ERR_IO:          return -EIO; break;
 216         case MNT3ERR_ACCES:       return -EACCES; break;
 217         case MNT3ERR_NOTDIR:      return -ENOTDIR; break;
 218         case MNT3ERR_INVAL:       return -EINVAL; break;
 219         case MNT3ERR_NAMETOOLONG: return -E2BIG; break;
 220         case MNT3ERR_NOTSUPP:     return -EINVAL; break;
 221         case MNT3ERR_SERVERFAULT: return -EIO; break;
 222         }
 223         return -ERANGE;
 224 }
 225
 226 int rpc_mount1_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 227 {
 228         struct rpc_pdu *pdu;
 229
 230         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V1, MOUNT1_NULL, cb, private_data, (zdrproc_t)zdr_void, 0);
 231         if (pdu == NULL) {
 232                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for MOUNT1/NULL call");
 233                 return -1;
 234         }
 235
 236         if (rpc_queue_pdu(rpc, pdu) != 0) {
 237                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for MOUNT1/NULL call");
 238                 rpc_free_pdu(rpc, pdu);
 239                 return -1;
 240         }
 241
 242         return 0;
 243 }
 244
 245 int rpc_mount1_mnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data)
 246 {
 247         struct rpc_pdu *pdu;
 248
 249         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V1, MOUNT1_MNT, cb, private_data, (zdrproc_t)zdr_mountres1, sizeof(mountres1));
 250         if (pdu == NULL) {
 251                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for MOUNT1/MNT call");
 252                 return -1;
 253         }
 254
 255         if (zdr_dirpath(&pdu->zdr, &export) == 0) {
 256                 rpc_set_error(rpc, "ZDR error. Failed to encode MOUNT1/MNT call");
 257                 rpc_free_pdu(rpc, pdu);
 258                 return -1;
 259         }
 260
 261         if (rpc_queue_pdu(rpc, pdu) != 0) {
 262                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for MOUNT1/MNT call");
 263                 rpc_free_pdu(rpc, pdu);
 264                 return -1;
 265         }
 266
 267         return 0;
 268 }
 269
 270 int rpc_mount1_dump_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 271 {
 272         struct rpc_pdu *pdu;
 273
 274         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V1, MOUNT1_DUMP, cb, private_data, (zdrproc_t)zdr_mountlist, sizeof(mountlist));
 275         if (pdu == NULL) {
 276                 rpc_set_error(rpc, "Failed to allocate pdu for MOUNT1/DUMP");
 277                 return -1;
 278         }
 279
 280         if (rpc_queue_pdu(rpc, pdu) != 0) {
 281                 rpc_set_error(rpc, "Failed to queue MOUNT1/DUMP pdu");
 282                 rpc_free_pdu(rpc, pdu);
 283                 return -1;
 284         }
 285
 286         return 0;
 287 }
 288
 289 int rpc_mount1_umnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data)
 290 {
 291         struct rpc_pdu *pdu;
 292
 293         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V1, MOUNT1_UMNT, cb, private_data, (zdrproc_t)zdr_void, 0);
 294         if (pdu == NULL) {
 295                 rpc_set_error(rpc, "Failed to allocate pdu for MOUNT1/UMNT");
 296                 return -1;
 297         }
 298
 299         if (zdr_dirpath(&pdu->zdr, &export) == 0) {
 300                 rpc_set_error(rpc, "failed to encode dirpath for MOUNT1/UMNT");
 301                 rpc_free_pdu(rpc, pdu);
 302                 return -1;
 303         }
 304
 305         if (rpc_queue_pdu(rpc, pdu) != 0) {
 306                 rpc_set_error(rpc, "Failed to queue MOUNT1/UMNT pdu");
 307                 rpc_free_pdu(rpc, pdu);
 308                 return -1;
 309         }
 310
 311         return 0;
 312 }
 313
 314 int rpc_mount1_umntall_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 315 {
 316         struct rpc_pdu *pdu;
 317
 318         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V1, MOUNT1_UMNTALL, cb, private_data, (zdrproc_t)zdr_void, 0);
 319         if (pdu == NULL) {
 320                 rpc_set_error(rpc, "Failed to allocate pdu for MOUNT1/UMNTALL");
 321                 return -1;
 322         }
 323
 324         if (rpc_queue_pdu(rpc, pdu) != 0) {
 325                 rpc_set_error(rpc, "Failed to queue MOUNT1/UMNTALL pdu");
 326                 rpc_free_pdu(rpc, pdu);
 327                 return -1;
 328         }
 329
 330         return 0;
 331 }
 332
 333 int rpc_mount1_export_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 334 {
 335         struct rpc_pdu *pdu;
 336
 337         pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V1, MOUNT1_EXPORT, cb, private_data, (zdrproc_t)zdr_exports, sizeof(exports));
 338         if (pdu == NULL) {
 339                 rpc_set_error(rpc, "Failed to allocate pdu for MOUNT1/EXPORT");
 340                 return -1;
 341         }
 342
 343         if (rpc_queue_pdu(rpc, pdu) != 0) {
 344                 rpc_set_error(rpc, "Failed to queue MOUNT1/EXPORT pdu");
 345                 rpc_free_pdu(rpc, pdu);
 346                 return -1;
 347         }
 348
 349         return 0;
 350 }
 351