nfs/nfs.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 #else
  21 #include <sys/stat.h>
  22 #endif/*WIN32*/
  23
  24 #include <stdio.h>
  25 #include <errno.h>
  26 #include <string.h>
  27 #include "libnfs-zdr.h"
  28 #include "libnfs.h"
  29 #include "libnfs-raw.h"
  30 #include "libnfs-private.h"
  31 #include "libnfs-raw-nfs.h"
  32
  33 char *nfsstat3_to_str(int error)
  34 {
  35         switch (error) {
  36         case NFS3_OK: return "NFS3_OK"; break;
  37         case NFS3ERR_PERM: return "NFS3ERR_PERM"; break;
  38         case NFS3ERR_NOENT: return "NFS3ERR_NOENT"; break;
  39         case NFS3ERR_IO: return "NFS3ERR_IO"; break;
  40         case NFS3ERR_NXIO: return "NFS3ERR_NXIO"; break;
  41         case NFS3ERR_ACCES: return "NFS3ERR_ACCES"; break;
  42         case NFS3ERR_EXIST: return "NFS3ERR_EXIST"; break;
  43         case NFS3ERR_XDEV: return "NFS3ERR_XDEV"; break;
  44         case NFS3ERR_NODEV: return "NFS3ERR_NODEV"; break;
  45         case NFS3ERR_NOTDIR: return "NFS3ERR_NOTDIR"; break;
  46         case NFS3ERR_ISDIR: return "NFS3ERR_ISDIR"; break;
  47         case NFS3ERR_INVAL: return "NFS3ERR_INVAL"; break;
  48         case NFS3ERR_FBIG: return "NFS3ERR_FBIG"; break;
  49         case NFS3ERR_NOSPC: return "NFS3ERR_NOSPC"; break;
  50         case NFS3ERR_ROFS: return "NFS3ERR_ROFS"; break;
  51         case NFS3ERR_MLINK: return "NFS3ERR_MLINK"; break;
  52         case NFS3ERR_NAMETOOLONG: return "NFS3ERR_NAMETOOLONG"; break;
  53         case NFS3ERR_NOTEMPTY: return "NFS3ERR_NOTEMPTY"; break;
  54         case NFS3ERR_DQUOT: return "NFS3ERR_DQUOT"; break;
  55         case NFS3ERR_STALE: return "NFS3ERR_STALE"; break;
  56         case NFS3ERR_REMOTE: return "NFS3ERR_REMOTE"; break;
  57         case NFS3ERR_BADHANDLE: return "NFS3ERR_BADHANDLE"; break;
  58         case NFS3ERR_NOT_SYNC: return "NFS3ERR_NOT_SYNC"; break;
  59         case NFS3ERR_BAD_COOKIE: return "NFS3ERR_BAD_COOKIE"; break;
  60         case NFS3ERR_NOTSUPP: return "NFS3ERR_NOTSUPP"; break;
  61         case NFS3ERR_TOOSMALL: return "NFS3ERR_TOOSMALL"; break;
  62         case NFS3ERR_SERVERFAULT: return "NFS3ERR_SERVERFAULT"; break;
  63         case NFS3ERR_BADTYPE: return "NFS3ERR_BADTYPE"; break;
  64         case NFS3ERR_JUKEBOX: return "NFS3ERR_JUKEBOX"; break;
  65         };
  66         return "unknown nfs error";
  67 }
  68
  69 int nfsstat3_to_errno(int error)
  70 {
  71         switch (error) {
  72         case NFS3_OK:             return 0; break;
  73         case NFS3ERR_PERM:        return -EPERM; break;
  74         case NFS3ERR_NOENT:       return -ENOENT; break;
  75         case NFS3ERR_IO:          return -EIO; break;
  76         case NFS3ERR_NXIO:        return -ENXIO; break;
  77         case NFS3ERR_ACCES:       return -EACCES; break;
  78         case NFS3ERR_EXIST:       return -EEXIST; break;
  79         case NFS3ERR_XDEV:        return -EXDEV; break;
  80         case NFS3ERR_NODEV:       return -ENODEV; break;
  81         case NFS3ERR_NOTDIR:      return -ENOTDIR; break;
  82         case NFS3ERR_ISDIR:       return -EISDIR; break;
  83         case NFS3ERR_INVAL:       return -EINVAL; break;
  84         case NFS3ERR_FBIG:        return -EFBIG; break;
  85         case NFS3ERR_NOSPC:       return -ENOSPC; break;
  86         case NFS3ERR_ROFS:        return -EROFS; break;
  87         case NFS3ERR_MLINK:       return -EMLINK; break;
  88         case NFS3ERR_NAMETOOLONG: return -ENAMETOOLONG; break;
  89         case NFS3ERR_NOTEMPTY:    return -ENOTEMPTY; break;
  90         case NFS3ERR_DQUOT:       return -ERANGE; break;
  91         case NFS3ERR_STALE:       return -EIO; break;
  92         case NFS3ERR_REMOTE:      return -EIO; break;
  93         case NFS3ERR_BADHANDLE:   return -EIO; break;
  94         case NFS3ERR_NOT_SYNC:    return -EIO; break;
  95         case NFS3ERR_BAD_COOKIE:  return -EIO; break;
  96         case NFS3ERR_NOTSUPP:     return -EINVAL; break;
  97         case NFS3ERR_TOOSMALL:    return -EIO; break;
  98         case NFS3ERR_SERVERFAULT: return -EIO; break;
  99         case NFS3ERR_BADTYPE:     return -EINVAL; break;
 100         case NFS3ERR_JUKEBOX:     return -EAGAIN; break;
 101         };
 102         return -ERANGE;
 103 }
 104
 105
 106 /*
 107  * NFSv3
 108  */
 109 int rpc_nfs3_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 110 {
 111         struct rpc_pdu *pdu;
 112
 113         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_NULL, cb, private_data, (zdrproc_t)zdr_void, 0);
 114         if (pdu == NULL) {
 115                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/NULL call");
 116                 return -1;
 117         }
 118
 119         if (rpc_queue_pdu(rpc, pdu) != 0) {
 120                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/NULL call");
 121                 rpc_free_pdu(rpc, pdu);
 122                 return -2;
 123         }
 124
 125         return 0;
 126 }
 127
 128 int rpc_nfs_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 129 {
 130         return rpc_nfs3_null_async(rpc, cb, private_data);
 131 }
 132
 133 int rpc_nfs3_getattr_async(struct rpc_context *rpc, rpc_cb cb, struct GETATTR3args *args, void *private_data)
 134 {
 135         struct rpc_pdu *pdu;
 136
 137         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_GETATTR, cb, private_data, (zdrproc_t)zdr_GETATTR3res, sizeof(GETATTR3res));
 138         if (pdu == NULL) {
 139                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/GETATTR call");
 140                 return -1;
 141         }
 142
 143         if (zdr_GETATTR3args(&pdu->zdr, args) == 0) {
 144                 rpc_set_error(rpc, "ZDR error: Failed to encode GETATTR3args");
 145                 rpc_free_pdu(rpc, pdu);
 146                 return -2;
 147         }
 148
 149         if (rpc_queue_pdu(rpc, pdu) != 0) {
 150                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/GETATTR call");
 151                 rpc_free_pdu(rpc, pdu);
 152                 return -3;
 153         }
 154
 155         return 0;
 156 }
 157
 158 int rpc_nfs_getattr_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 159 {
 160         GETATTR3args args;
 161
 162         memset(&args, 0, sizeof(GETATTR3args));
 163         args.object.data.data_len = fh->data.data_len;
 164         args.object.data.data_val = fh->data.data_val;
 165
 166         return rpc_nfs3_getattr_async(rpc, cb, &args, private_data);
 167 }
 168
 169 int rpc_nfs3_pathconf_async(struct rpc_context *rpc, rpc_cb cb, struct PATHCONF3args *args, void *private_data)
 170 {
 171         struct rpc_pdu *pdu;
 172
 173         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_PATHCONF, cb, private_data, (zdrproc_t)zdr_PATHCONF3res, sizeof(PATHCONF3res));
 174         if (pdu == NULL) {
 175                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/PATHCONF call");
 176                 return -1;
 177         }
 178
 179         if (zdr_PATHCONF3args(&pdu->zdr, args) == 0) {
 180                 rpc_set_error(rpc, "ZDR error: Failed to encode PATHCONF3args");
 181                 rpc_free_pdu(rpc, pdu);
 182                 return -2;
 183         }
 184
 185         if (rpc_queue_pdu(rpc, pdu) != 0) {
 186                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/PATHCONF call");
 187                 rpc_free_pdu(rpc, pdu);
 188                 return -3;
 189         }
 190
 191         return 0;
 192 }
 193
 194 int rpc_nfs_pathconf_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 195 {
 196         PATHCONF3args args;
 197
 198         memset(&args, 0, sizeof(PATHCONF3args));
 199         args.object.data.data_len = fh->data.data_len;
 200         args.object.data.data_val = fh->data.data_val;
 201
 202         return rpc_nfs3_pathconf_async(rpc, cb, &args, private_data);
 203 }
 204
 205 int rpc_nfs3_lookup_async(struct rpc_context *rpc, rpc_cb cb, struct LOOKUP3args *args, void *private_data)
 206 {
 207         struct rpc_pdu *pdu;
 208
 209         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_LOOKUP, cb, private_data, (zdrproc_t)zdr_LOOKUP3res, sizeof(LOOKUP3res));
 210         if (pdu == NULL) {
 211                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/LOOKUP call");
 212                 return -1;
 213         }
 214
 215         if (zdr_LOOKUP3args(&pdu->zdr, args) == 0) {
 216                 rpc_set_error(rpc, "ZDR error: Failed to encode LOOKUP3args");
 217                 rpc_free_pdu(rpc, pdu);
 218                 return -2;
 219         }
 220
 221         if (rpc_queue_pdu(rpc, pdu) != 0) {
 222                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/LOOKUP call");
 223                 rpc_free_pdu(rpc, pdu);
 224                 return -3;
 225         }
 226
 227         return 0;
 228 }
 229
 230 int rpc_nfs_lookup_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *name, void *private_data)
 231 {
 232         LOOKUP3args args;
 233
 234         memset(&args, 0, sizeof(LOOKUP3args));
 235         args.what.dir.data.data_len = fh->data.data_len;
 236         args.what.dir.data.data_val = fh->data.data_val;
 237         args.what.name              = name;
 238
 239         return rpc_nfs3_lookup_async(rpc, cb, &args, private_data);
 240 }
 241
 242 int rpc_nfs3_access_async(struct rpc_context *rpc, rpc_cb cb, struct ACCESS3args *args, void *private_data)
 243 {
 244         struct rpc_pdu *pdu;
 245
 246         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_ACCESS, cb, private_data, (zdrproc_t)zdr_ACCESS3res, sizeof(ACCESS3res));
 247         if (pdu == NULL) {
 248                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/ACCESS call");
 249                 return -1;
 250         }
 251
 252         if (zdr_ACCESS3args(&pdu->zdr, args) == 0) {
 253                 rpc_set_error(rpc, "ZDR error: Failed to encode ACCESS3args");
 254                 rpc_free_pdu(rpc, pdu);
 255                 return -2;
 256         }
 257
 258         if (rpc_queue_pdu(rpc, pdu) != 0) {
 259                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/ACCESS call");
 260                 rpc_free_pdu(rpc, pdu);
 261                 return -3;
 262         }
 263
 264         return 0;
 265 }
 266
 267 int rpc_nfs_access_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, int access, void *private_data)
 268 {
 269         ACCESS3args args;
 270
 271         memset(&args, 0, sizeof(ACCESS3args));
 272         args.object.data.data_len = fh->data.data_len;
 273         args.object.data.data_val = fh->data.data_val;
 274         args.access = access;
 275
 276         return rpc_nfs3_access_async(rpc, cb, &args, private_data);
 277 }
 278
 279 int rpc_nfs3_read_async(struct rpc_context *rpc, rpc_cb cb, struct READ3args *args, void *private_data)
 280 {
 281         struct rpc_pdu *pdu;
 282
 283         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READ, cb, private_data, (zdrproc_t)zdr_READ3res, sizeof(READ3res));
 284         if (pdu == NULL) {
 285                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/READ call");
 286                 return -1;
 287         }
 288
 289         if (zdr_READ3args(&pdu->zdr, args) == 0) {
 290                 rpc_set_error(rpc, "ZDR error: Failed to encode READ3args");
 291                 rpc_free_pdu(rpc, pdu);
 292                 return -2;
 293         }
 294
 295         if (rpc_queue_pdu(rpc, pdu) != 0) {
 296                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/READ call");
 297                 rpc_free_pdu(rpc, pdu);
 298                 return -3;
 299         }
 300
 301         return 0;
 302 }
 303
 304 int rpc_nfs_read_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, uint64_t offset, uint64_t count, void *private_data)
 305 {
 306         READ3args args;
 307
 308         memset(&args, 0, sizeof(READ3args));
 309         args.file.data.data_len = fh->data.data_len;
 310         args.file.data.data_val = fh->data.data_val;
 311         args.offset = offset;
 312         args.count = count;
 313
 314         return rpc_nfs3_read_async(rpc, cb, &args, private_data);
 315 }
 316
 317 int rpc_nfs3_write_async(struct rpc_context *rpc, rpc_cb cb, struct WRITE3args *args, void *private_data)
 318 {
 319         struct rpc_pdu *pdu;
 320
 321         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_WRITE, cb, private_data, (zdrproc_t)zdr_WRITE3res, sizeof(WRITE3res));
 322         if (pdu == NULL) {
 323                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/WRITE call");
 324                 return -1;
 325         }
 326
 327         if (zdr_WRITE3args(&pdu->zdr, args) == 0) {
 328                 rpc_set_error(rpc, "ZDR error: Failed to encode WRITE3args");
 329                 rpc_free_pdu(rpc, pdu);
 330                 return -2;
 331         }
 332
 333         if (rpc_queue_pdu(rpc, pdu) != 0) {
 334                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/WRITE call");
 335                 rpc_free_pdu(rpc, pdu);
 336                 return -3;
 337         }
 338
 339         return 0;
 340 }
 341
 342 int rpc_nfs_write_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *buf, uint64_t offset, uint64_t count, int stable_how, void *private_data)
 343 {
 344         WRITE3args args;
 345
 346         memset(&args, 0, sizeof(WRITE3args));
 347         args.file.data.data_len = fh->data.data_len;
 348         args.file.data.data_val = fh->data.data_val;
 349         args.offset = offset;
 350         args.count  = count;
 351         args.stable = stable_how;
 352         args.data.data_len = count;
 353         args.data.data_val = buf;
 354
 355         return rpc_nfs3_write_async(rpc, cb, &args, private_data);
 356 }
 357
 358 int rpc_nfs3_commit_async(struct rpc_context *rpc, rpc_cb cb, struct COMMIT3args *args, void *private_data)
 359 {
 360         struct rpc_pdu *pdu;
 361
 362         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_COMMIT, cb, private_data, (zdrproc_t)zdr_COMMIT3res, sizeof(COMMIT3res));
 363         if (pdu == NULL) {
 364                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/COMMIT call");
 365                 return -1;
 366         }
 367
 368         if (zdr_COMMIT3args(&pdu->zdr, args) == 0) {
 369                 rpc_set_error(rpc, "ZDR error: Failed to encode COMMIT3args");
 370                 rpc_free_pdu(rpc, pdu);
 371                 return -2;
 372         }
 373
 374         if (rpc_queue_pdu(rpc, pdu) != 0) {
 375                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/COMMIT call");
 376                 rpc_free_pdu(rpc, pdu);
 377                 return -3;
 378         }
 379
 380         return 0;
 381 }
 382
 383 int rpc_nfs_commit_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 384 {
 385         COMMIT3args args;
 386
 387         memset(&args, 0, sizeof(COMMIT3args));
 388         args.file.data.data_len = fh->data.data_len;
 389         args.file.data.data_val = fh->data.data_val;
 390         args.offset = 0;
 391         args.count  = 0;
 392
 393         return rpc_nfs3_commit_async(rpc, cb, &args, private_data);
 394 }
 395
 396 int rpc_nfs3_setattr_async(struct rpc_context *rpc, rpc_cb cb, SETATTR3args *args, void *private_data)
 397 {
 398         struct rpc_pdu *pdu;
 399
 400         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_SETATTR, cb, private_data, (zdrproc_t)zdr_SETATTR3res, sizeof(SETATTR3res));
 401         if (pdu == NULL) {
 402                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/SETATTR call");
 403                 return -1;
 404         }
 405
 406         if (zdr_SETATTR3args(&pdu->zdr, args) == 0) {
 407                 rpc_set_error(rpc, "ZDR error: Failed to encode SETATTR3args");
 408                 rpc_free_pdu(rpc, pdu);
 409                 return -2;
 410         }
 411
 412         if (rpc_queue_pdu(rpc, pdu) != 0) {
 413                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/SETATTR call");
 414                 rpc_free_pdu(rpc, pdu);
 415                 return -3;
 416         }
 417
 418         return 0;
 419 }
 420
 421 int rpc_nfs_setattr_async(struct rpc_context *rpc, rpc_cb cb, SETATTR3args *args, void *private_data)
 422 {
 423         return rpc_nfs3_setattr_async(rpc, cb, args, private_data);
 424 }
 425
 426 int rpc_nfs3_mkdir_async(struct rpc_context *rpc, rpc_cb cb, MKDIR3args *args, void *private_data)
 427 {
 428         struct rpc_pdu *pdu;
 429
 430         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_MKDIR, cb, private_data, (zdrproc_t)zdr_MKDIR3res, sizeof(MKDIR3res));
 431         if (pdu == NULL) {
 432                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/MKDIR call");
 433                 return -1;
 434         }
 435
 436         if (zdr_MKDIR3args(&pdu->zdr, args) == 0) {
 437                 rpc_set_error(rpc, "ZDR error: Failed to encode MKDIR3args");
 438                 rpc_free_pdu(rpc, pdu);
 439                 return -2;
 440         }
 441
 442         if (rpc_queue_pdu(rpc, pdu) != 0) {
 443                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/MKDIR call");
 444                 rpc_free_pdu(rpc, pdu);
 445                 return -3;
 446         }
 447
 448         return 0;
 449 }
 450
 451 int rpc_nfs_mkdir_async(struct rpc_context *rpc, rpc_cb cb, MKDIR3args *args, void *private_data)
 452 {
 453         return rpc_nfs3_mkdir_async(rpc, cb, args, private_data);
 454 }
 455
 456 int rpc_nfs3_rmdir_async(struct rpc_context *rpc, rpc_cb cb, struct RMDIR3args *args, void *private_data)
 457 {
 458         struct rpc_pdu *pdu;
 459
 460         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_RMDIR, cb, private_data, (zdrproc_t)zdr_RMDIR3res, sizeof(RMDIR3res));
 461         if (pdu == NULL) {
 462                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/RMDIR call");
 463                 return -1;
 464         }
 465
 466         if (zdr_RMDIR3args(&pdu->zdr, args) == 0) {
 467                 rpc_set_error(rpc, "ZDR error: Failed to encode RMDIR3args");
 468                 rpc_free_pdu(rpc, pdu);
 469                 return -2;
 470         }
 471
 472         if (rpc_queue_pdu(rpc, pdu) != 0) {
 473                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/RMDIR call");
 474                 rpc_free_pdu(rpc, pdu);
 475                 return -3;
 476         }
 477
 478         return 0;
 479 }
 480
 481 int rpc_nfs_rmdir_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *dir, void *private_data)
 482 {
 483         RMDIR3args args;
 484
 485         memset(&args, 0, sizeof(RMDIR3args));
 486         args.object.dir.data.data_len = fh->data.data_len;
 487         args.object.dir.data.data_val = fh->data.data_val;
 488         args.object.name = dir;
 489
 490         return rpc_nfs3_rmdir_async(rpc, cb, &args, private_data);
 491 }
 492
 493 int rpc_nfs3_create_async(struct rpc_context *rpc, rpc_cb cb, CREATE3args *args, void *private_data)
 494 {
 495         struct rpc_pdu *pdu;
 496
 497         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_CREATE, cb, private_data, (zdrproc_t)zdr_CREATE3res, sizeof(CREATE3res));
 498         if (pdu == NULL) {
 499                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/CREATE call");
 500                 return -1;
 501         }
 502
 503         if (zdr_CREATE3args(&pdu->zdr, args) == 0) {
 504                 rpc_set_error(rpc, "ZDR error: Failed to encode CREATE3args");
 505                 rpc_free_pdu(rpc, pdu);
 506                 return -2;
 507         }
 508
 509         if (rpc_queue_pdu(rpc, pdu) != 0) {
 510                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/CREATE call");
 511                 rpc_free_pdu(rpc, pdu);
 512                 return -3;
 513         }
 514
 515         return 0;
 516 }
 517
 518 int rpc_nfs_create_async(struct rpc_context *rpc, rpc_cb cb, CREATE3args *args, void *private_data)
 519 {
 520         return rpc_nfs3_create_async(rpc, cb, args, private_data);
 521 }
 522
 523 int rpc_nfs3_mknod_async(struct rpc_context *rpc, rpc_cb cb, struct MKNOD3args *args, void *private_data)
 524 {
 525         struct rpc_pdu *pdu;
 526
 527         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_MKNOD, cb, private_data, (zdrproc_t)zdr_MKNOD3res, sizeof(MKNOD3res));
 528         if (pdu == NULL) {
 529                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/MKNOD call");
 530                 return -1;
 531         }
 532
 533         if (zdr_MKNOD3args(&pdu->zdr, args) == 0) {
 534                 rpc_set_error(rpc, "ZDR error: Failed to encode MKNOD3args");
 535                 rpc_free_pdu(rpc, pdu);
 536                 return -2;
 537         }
 538
 539         if (rpc_queue_pdu(rpc, pdu) != 0) {
 540                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/MKNOD call");
 541                 rpc_free_pdu(rpc, pdu);
 542                 return -3;
 543         }
 544
 545         return 0;
 546 }
 547
 548 int rpc_nfs_mknod_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *file, int mode, int major, int minor, void *private_data)
 549 {
 550         MKNOD3args args;
 551
 552         memset(&args, 0, sizeof(MKNOD3args));
 553         args.where.dir.data.data_len = fh->data.data_len;
 554         args.where.dir.data.data_val = fh->data.data_val;
 555         args.where.name = file;
 556
 557         switch (mode & S_IFMT) {
 558         case S_IFCHR:
 559                 args.what.type = NF3CHR;
 560                 args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_it = 1;
 561                 args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_mode3_u.mode = mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH);
 562                 args.what.mknoddata3_u.chr_device.spec.specdata1 = major;
 563                 args.what.mknoddata3_u.chr_device.spec.specdata2 = minor;
 564                 break;
 565         case S_IFBLK:
 566                 args.what.type = NF3BLK;
 567                 args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_it = 1;
 568                 args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_mode3_u.mode = mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH);
 569                 args.what.mknoddata3_u.blk_device.spec.specdata1 = major;
 570                 args.what.mknoddata3_u.blk_device.spec.specdata2 = minor;
 571         case S_IFSOCK:
 572                 args.what.type = NF3SOCK;
 573                 args.what.mknoddata3_u.sock_attributes.mode.set_it = 1;
 574                 args.what.mknoddata3_u.sock_attributes.mode.set_mode3_u.mode = mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH);
 575                 break;
 576         case S_IFIFO:
 577                 args.what.type = NF3FIFO;
 578                 args.what.mknoddata3_u.pipe_attributes.mode.set_it = 1;
 579                 args.what.mknoddata3_u.pipe_attributes.mode.set_mode3_u.mode = mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH);
 580                 break;
 581         default:
 582                 rpc_set_error(rpc, "Invalid file type for NFS3/MKNOD call");
 583                 return -1;
 584         }
 585
 586         return rpc_nfs3_mknod_async(rpc, cb, &args, private_data);
 587 }
 588
 589 int rpc_nfs3_remove_async(struct rpc_context *rpc, rpc_cb cb, struct REMOVE3args *args, void *private_data)
 590 {
 591         struct rpc_pdu *pdu;
 592
 593         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_REMOVE, cb, private_data, (zdrproc_t)zdr_REMOVE3res, sizeof(REMOVE3res));
 594         if (pdu == NULL) {
 595                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/REMOVE call");
 596                 return -1;
 597         }
 598
 599         if (zdr_REMOVE3args(&pdu->zdr, args) == 0) {
 600                 rpc_set_error(rpc, "ZDR error: Failed to encode REMOVE3args");
 601                 rpc_free_pdu(rpc, pdu);
 602                 return -2;
 603         }
 604
 605         if (rpc_queue_pdu(rpc, pdu) != 0) {
 606                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/REMOVE call");
 607                 rpc_free_pdu(rpc, pdu);
 608                 return -3;
 609         }
 610
 611         return 0;
 612 }
 613
 614 int rpc_nfs_remove_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *file, void *private_data)
 615 {
 616         REMOVE3args args;
 617
 618         memset(&args, 0, sizeof(REMOVE3args));
 619         args.object.dir.data.data_len = fh->data.data_len;
 620         args.object.dir.data.data_val = fh->data.data_val;
 621         args.object.name = file;
 622
 623         return rpc_nfs3_remove_async(rpc, cb, &args, private_data);
 624 }
 625
 626 int rpc_nfs3_readdir_async(struct rpc_context *rpc, rpc_cb cb, struct READDIR3args *args, void *private_data)
 627 {
 628         struct rpc_pdu *pdu;
 629
 630         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READDIR, cb, private_data, (zdrproc_t)zdr_READDIR3res, sizeof(READDIR3res));
 631         if (pdu == NULL) {
 632                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/READDIR call");
 633                 return -1;
 634         }
 635
 636         if (zdr_READDIR3args(&pdu->zdr, args) == 0) {
 637                 rpc_set_error(rpc, "ZDR error: Failed to encode READDIR3args");
 638                 rpc_free_pdu(rpc, pdu);
 639                 return -2;
 640         }
 641
 642         if (rpc_queue_pdu(rpc, pdu) != 0) {
 643                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/READDIR call");
 644                 rpc_free_pdu(rpc, pdu);
 645                 return -3;
 646         }
 647
 648         return 0;
 649 }
 650
 651 int rpc_nfs_readdir_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, uint64_t cookie, char *cookieverf, int count, void *private_data)
 652 {
 653         READDIR3args args;
 654
 655         memset(&args, 0, sizeof(READDIR3args));
 656         args.dir.data.data_len = fh->data.data_len;
 657         args.dir.data.data_val = fh->data.data_val;
 658         args.cookie = cookie;
 659         memcpy(&args.cookieverf, cookieverf, sizeof(cookieverf3));
 660         args.count = count;
 661
 662         return rpc_nfs3_readdir_async(rpc, cb, &args, private_data);
 663 }
 664
 665 int rpc_nfs3_readdirplus_async(struct rpc_context *rpc, rpc_cb cb, struct READDIRPLUS3args *args, void *private_data)
 666 {
 667         struct rpc_pdu *pdu;
 668
 669         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READDIRPLUS, cb, private_data, (zdrproc_t)zdr_READDIRPLUS3res, sizeof(READDIRPLUS3res));
 670         if (pdu == NULL) {
 671                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/READDIRPLUS call");
 672                 return -1;
 673         }
 674
 675         if (zdr_READDIRPLUS3args(&pdu->zdr, args) == 0) {
 676                 rpc_set_error(rpc, "ZDR error: Failed to encode READDIRPLUS3args");
 677                 rpc_free_pdu(rpc, pdu);
 678                 return -2;
 679         }
 680
 681         if (rpc_queue_pdu(rpc, pdu) != 0) {
 682                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/READDIRPLUS call");
 683                 rpc_free_pdu(rpc, pdu);
 684                 return -3;
 685         }
 686
 687         return 0;
 688 }
 689
 690 int rpc_nfs_readdirplus_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, uint64_t cookie, char *cookieverf, int count, void *private_data)
 691 {
 692         READDIRPLUS3args args;
 693
 694         memset(&args, 0, sizeof(READDIRPLUS3args));
 695         args.dir.data.data_len = fh->data.data_len;
 696         args.dir.data.data_val = fh->data.data_val;
 697         args.cookie = cookie;
 698         memcpy(&args.cookieverf, cookieverf, sizeof(cookieverf3));
 699         args.dircount = count;
 700         args.maxcount = count * 8;
 701
 702         return rpc_nfs3_readdirplus_async(rpc, cb, &args, private_data);
 703 }
 704
 705 int rpc_nfs3_fsstat_async(struct rpc_context *rpc, rpc_cb cb, struct FSSTAT3args *args, void *private_data)
 706 {
 707         struct rpc_pdu *pdu;
 708
 709         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_FSSTAT, cb, private_data, (zdrproc_t)zdr_FSSTAT3res, sizeof(FSSTAT3res));
 710         if (pdu == NULL) {
 711                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/FSSTAT call");
 712                 return -1;
 713         }
 714
 715         if (zdr_FSSTAT3args(&pdu->zdr, args) == 0) {
 716                 rpc_set_error(rpc, "ZDR error: Failed to encode FSSTAT3args");
 717                 rpc_free_pdu(rpc, pdu);
 718                 return -2;
 719         }
 720
 721         if (rpc_queue_pdu(rpc, pdu) != 0) {
 722                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/FSSTAT call");
 723                 rpc_free_pdu(rpc, pdu);
 724                 return -3;
 725         }
 726
 727         return 0;
 728 }
 729
 730 int rpc_nfs_fsstat_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 731 {
 732         FSSTAT3args args;
 733
 734         memset(&args, 0, sizeof(FSSTAT3args));
 735         args.fsroot.data.data_len = fh->data.data_len;
 736         args.fsroot.data.data_val = fh->data.data_val;
 737
 738         return rpc_nfs3_fsstat_async(rpc, cb, &args, private_data);
 739 }
 740
 741 int rpc_nfs3_fsinfo_async(struct rpc_context *rpc, rpc_cb cb, struct FSINFO3args *args, void *private_data)
 742 {
 743         struct rpc_pdu *pdu;
 744
 745         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_FSINFO, cb, private_data, (zdrproc_t)zdr_FSINFO3res, sizeof(FSINFO3res));
 746         if (pdu == NULL) {
 747                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/FSINFO call");
 748                 return -1;
 749         }
 750
 751         if (zdr_FSINFO3args(&pdu->zdr, args) == 0) {
 752                 rpc_set_error(rpc, "ZDR error: Failed to encode FSINFO3args");
 753                 rpc_free_pdu(rpc, pdu);
 754                 return -2;
 755         }
 756
 757         if (rpc_queue_pdu(rpc, pdu) != 0) {
 758                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/FSINFO call");
 759                 rpc_free_pdu(rpc, pdu);
 760                 return -3;
 761         }
 762
 763         return 0;
 764 }
 765
 766 int rpc_nfs_fsinfo_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 767 {
 768         FSINFO3args args;
 769
 770         memset(&args, 0, sizeof(FSINFO3args));
 771         args.fsroot.data.data_len = fh->data.data_len;
 772         args.fsroot.data.data_val = fh->data.data_val;
 773
 774         return rpc_nfs3_fsinfo_async(rpc, cb, &args, private_data);
 775 }
 776
 777 int rpc_nfs3_readlink_async(struct rpc_context *rpc, rpc_cb cb, READLINK3args *args, void *private_data)
 778 {
 779         struct rpc_pdu *pdu;
 780
 781         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READLINK, cb, private_data, (zdrproc_t)zdr_READLINK3res, sizeof(READLINK3res));
 782         if (pdu == NULL) {
 783                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/READLINK call");
 784                 return -1;
 785         }
 786
 787         if (zdr_READLINK3args(&pdu->zdr, args) == 0) {
 788                 rpc_set_error(rpc, "ZDR error: Failed to encode READLINK3args");
 789                 rpc_free_pdu(rpc, pdu);
 790                 return -2;
 791         }
 792
 793         if (rpc_queue_pdu(rpc, pdu) != 0) {
 794                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/READLINK call");
 795                 rpc_free_pdu(rpc, pdu);
 796                 return -3;
 797         }
 798
 799         return 0;
 800 }
 801
 802 int rpc_nfs_readlink_async(struct rpc_context *rpc, rpc_cb cb, READLINK3args *args, void *private_data)
 803 {
 804         return rpc_nfs3_readlink_async(rpc, cb, args, private_data);
 805 }
 806
 807 int rpc_nfs3_symlink_async(struct rpc_context *rpc, rpc_cb cb, SYMLINK3args *args, void *private_data)
 808 {
 809         struct rpc_pdu *pdu;
 810
 811         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_SYMLINK, cb, private_data, (zdrproc_t)zdr_SYMLINK3res, sizeof(SYMLINK3res));
 812         if (pdu == NULL) {
 813                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/SYMLINK call");
 814                 return -1;
 815         }
 816
 817         if (zdr_SYMLINK3args(&pdu->zdr, args) == 0) {
 818                 rpc_set_error(rpc, "ZDR error: Failed to encode SYMLINK3args");
 819                 rpc_free_pdu(rpc, pdu);
 820                 return -2;
 821         }
 822
 823         if (rpc_queue_pdu(rpc, pdu) != 0) {
 824                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/SYMLINK call");
 825                 rpc_free_pdu(rpc, pdu);
 826                 return -3;
 827         }
 828
 829         return 0;
 830 }
 831
 832 int rpc_nfs_symlink_async(struct rpc_context *rpc, rpc_cb cb, SYMLINK3args *args, void *private_data)
 833 {
 834         return rpc_nfs3_symlink_async(rpc, cb, args, private_data);
 835 }
 836
 837 int rpc_nfs3_rename_async(struct rpc_context *rpc, rpc_cb cb, struct RENAME3args *args, void *private_data)
 838 {
 839         struct rpc_pdu *pdu;
 840
 841         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_RENAME, cb, private_data, (zdrproc_t)zdr_RENAME3res, sizeof(RENAME3res));
 842         if (pdu == NULL) {
 843                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/RENAME call");
 844                 return -1;
 845         }
 846
 847         if (zdr_RENAME3args(&pdu->zdr, args) == 0) {
 848                 rpc_set_error(rpc, "ZDR error: Failed to encode RENAME3args");
 849                 rpc_free_pdu(rpc, pdu);
 850                 return -2;
 851         }
 852
 853         if (rpc_queue_pdu(rpc, pdu) != 0) {
 854                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/RENAME call");
 855                 rpc_free_pdu(rpc, pdu);
 856                 return -3;
 857         }
 858
 859         return 0;
 860 }
 861
 862 int rpc_nfs_rename_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *olddir, char *oldname, struct nfs_fh3 *newdir, char *newname, void *private_data)
 863 {
 864         RENAME3args args;
 865
 866         memset(&args, 0, sizeof(RENAME3args));
 867         args.from.dir.data.data_len = olddir->data.data_len;
 868         args.from.dir.data.data_val = olddir->data.data_val;
 869         args.from.name = oldname;
 870         args.to.dir.data.data_len = newdir->data.data_len;
 871         args.to.dir.data.data_val = newdir->data.data_val;
 872         args.to.name = newname;
 873
 874         return rpc_nfs3_rename_async(rpc, cb, &args, private_data);
 875 }
 876
 877 int rpc_nfs3_link_async(struct rpc_context *rpc, rpc_cb cb, struct LINK3args *args, void *private_data)
 878 {
 879         struct rpc_pdu *pdu;
 880
 881         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_LINK, cb, private_data, (zdrproc_t)zdr_LINK3res, sizeof(LINK3res));
 882         if (pdu == NULL) {
 883                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/LINK call");
 884                 return -1;
 885         }
 886
 887         if (zdr_LINK3args(&pdu->zdr, args) == 0) {
 888                 rpc_set_error(rpc, "ZDR error: Failed to encode LINK3args");
 889                 rpc_free_pdu(rpc, pdu);
 890                 return -2;
 891         }
 892
 893         if (rpc_queue_pdu(rpc, pdu) != 0) {
 894                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS3/LINK call");
 895                 rpc_free_pdu(rpc, pdu);
 896                 return -3;
 897         }
 898
 899         return 0;
 900 }
 901
 902 int rpc_nfs_link_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *file, struct nfs_fh3 *newdir, char *newname, void *private_data)
 903 {
 904         LINK3args args;
 905
 906         memset(&args, 0, sizeof(LINK3args));
 907         args.file.data.data_len = file->data.data_len;
 908         args.file.data.data_val = file->data.data_val;
 909         args.link.dir.data.data_len = newdir->data.data_len;
 910         args.link.dir.data.data_val = newdir->data.data_val;
 911         args.link.name = newname;
 912
 913         return rpc_nfs3_link_async(rpc, cb, &args, private_data);
 914 }
 915
 916 /*
 917  * NFSv2
 918  */
 919 int rpc_nfs2_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 920 {
 921         struct rpc_pdu *pdu;
 922
 923         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_NULL, cb, private_data, (zdrproc_t)zdr_void, 0);
 924         if (pdu == NULL) {
 925                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/NULL call");
 926                 return -1;
 927         }
 928
 929         if (rpc_queue_pdu(rpc, pdu) != 0) {
 930                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/NULL call");
 931                 rpc_free_pdu(rpc, pdu);
 932                 return -2;
 933         }
 934
 935         return 0;
 936 }
 937
 938 int rpc_nfs2_getattr_async(struct rpc_context *rpc, rpc_cb cb, struct GETATTR2args *args, void *private_data)
 939 {
 940         struct rpc_pdu *pdu;
 941
 942         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_GETATTR, cb, private_data, (zdrproc_t)zdr_GETATTR2res, sizeof(GETATTR2res));
 943         if (pdu == NULL) {
 944                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/GETATTR call");
 945                 return -1;
 946         }
 947
 948         if (zdr_GETATTR2args(&pdu->zdr, args) == 0) {
 949                 rpc_set_error(rpc, "ZDR error: Failed to encode GETATTR2args");
 950                 rpc_free_pdu(rpc, pdu);
 951                 return -2;
 952         }
 953
 954         if (rpc_queue_pdu(rpc, pdu) != 0) {
 955                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/GETATTR call");
 956                 rpc_free_pdu(rpc, pdu);
 957                 return -3;
 958         }
 959
 960         return 0;
 961 }
 962
 963 int rpc_nfs2_setattr_async(struct rpc_context *rpc, rpc_cb cb, SETATTR2args *args, void *private_data)
 964 {
 965         struct rpc_pdu *pdu;
 966
 967         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_SETATTR, cb, private_data, (zdrproc_t)zdr_SETATTR2res, sizeof(SETATTR2res));
 968         if (pdu == NULL) {
 969                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/SETATTR call");
 970                 return -1;
 971         }
 972
 973         if (zdr_SETATTR2args(&pdu->zdr, args) == 0) {
 974                 rpc_set_error(rpc, "ZDR error: Failed to encode SETATTR2args");
 975                 rpc_free_pdu(rpc, pdu);
 976                 return -2;
 977         }
 978
 979         if (rpc_queue_pdu(rpc, pdu) != 0) {
 980                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/SETATTR call");
 981                 rpc_free_pdu(rpc, pdu);
 982                 return -3;
 983         }
 984
 985         return 0;
 986 }
 987
 988 int rpc_nfs2_lookup_async(struct rpc_context *rpc, rpc_cb cb, struct LOOKUP2args *args, void *private_data)
 989 {
 990         struct rpc_pdu *pdu;
 991
 992         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_LOOKUP, cb, private_data, (zdrproc_t)zdr_LOOKUP2res, sizeof(LOOKUP2res));
 993         if (pdu == NULL) {
 994                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/LOOKUP call");
 995                 return -1;
 996         }
 997
 998         if (zdr_LOOKUP2args(&pdu->zdr, args) == 0) {
 999                 rpc_set_error(rpc, "ZDR error: Failed to encode LOOKUP2args");
1000                 rpc_free_pdu(rpc, pdu);
1001                 return -2;
1002         }
1003
1004         if (rpc_queue_pdu(rpc, pdu) != 0) {
1005                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/LOOKUP call");
1006                 rpc_free_pdu(rpc, pdu);
1007                 return -3;
1008         }
1009
1010         return 0;
1011 }
1012
1013 int rpc_nfs2_readlink_async(struct rpc_context *rpc, rpc_cb cb, READLINK2args *args, void *private_data)
1014 {
1015         struct rpc_pdu *pdu;
1016
1017         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_READLINK, cb, private_data, (zdrproc_t)zdr_READLINK2res, sizeof(READLINK2res));
1018         if (pdu == NULL) {
1019                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/READLINK call");
1020                 return -1;
1021         }
1022
1023         if (zdr_READLINK2args(&pdu->zdr, args) == 0) {
1024                 rpc_set_error(rpc, "ZDR error: Failed to encode READLINK2args");
1025                 rpc_free_pdu(rpc, pdu);
1026                 return -2;
1027         }
1028
1029         if (rpc_queue_pdu(rpc, pdu) != 0) {
1030                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/READLINK call");
1031                 rpc_free_pdu(rpc, pdu);
1032                 return -3;
1033         }
1034
1035         return 0;
1036 }
1037
1038 int rpc_nfs2_read_async(struct rpc_context *rpc, rpc_cb cb, struct READ2args *args, void *private_data)
1039 {
1040         struct rpc_pdu *pdu;
1041
1042         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_READ, cb, private_data, (zdrproc_t)zdr_READ2res, sizeof(READ2res));
1043         if (pdu == NULL) {
1044                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/READ call");
1045                 return -1;
1046         }
1047
1048         if (zdr_READ2args(&pdu->zdr, args) == 0) {
1049                 rpc_set_error(rpc, "ZDR error: Failed to encode READ2args");
1050                 rpc_free_pdu(rpc, pdu);
1051                 return -2;
1052         }
1053
1054         if (rpc_queue_pdu(rpc, pdu) != 0) {
1055                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/READ call");
1056                 rpc_free_pdu(rpc, pdu);
1057                 return -3;
1058         }
1059
1060         return 0;
1061 }
1062
1063 int rpc_nfs2_write_async(struct rpc_context *rpc, rpc_cb cb, struct WRITE2args *args, void *private_data)
1064 {
1065         struct rpc_pdu *pdu;
1066
1067         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_WRITE, cb, private_data, (zdrproc_t)zdr_WRITE2res, sizeof(WRITE2res));
1068         if (pdu == NULL) {
1069                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/WRITE call");
1070                 return -1;
1071         }
1072
1073         if (zdr_WRITE2args(&pdu->zdr, args) == 0) {
1074                 rpc_set_error(rpc, "ZDR error: Failed to encode WRITE2args");
1075                 rpc_free_pdu(rpc, pdu);
1076                 return -2;
1077         }
1078
1079         if (rpc_queue_pdu(rpc, pdu) != 0) {
1080                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/WRITE call");
1081                 rpc_free_pdu(rpc, pdu);
1082                 return -3;
1083         }
1084
1085         return 0;
1086 }
1087
1088 int rpc_nfs2_create_async(struct rpc_context *rpc, rpc_cb cb, CREATE2args *args, void *private_data)
1089 {
1090         struct rpc_pdu *pdu;
1091
1092         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_CREATE, cb, private_data, (zdrproc_t)zdr_CREATE2res, sizeof(CREATE2res));
1093         if (pdu == NULL) {
1094                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/CREATE call");
1095                 return -1;
1096         }
1097
1098         if (zdr_CREATE2args(&pdu->zdr, args) == 0) {
1099                 rpc_set_error(rpc, "ZDR error: Failed to encode CREATE2args");
1100                 rpc_free_pdu(rpc, pdu);
1101                 return -2;
1102         }
1103
1104         if (rpc_queue_pdu(rpc, pdu) != 0) {
1105                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/CREATE call");
1106                 rpc_free_pdu(rpc, pdu);
1107                 return -3;
1108         }
1109
1110         return 0;
1111 }
1112
1113 int rpc_nfs2_remove_async(struct rpc_context *rpc, rpc_cb cb, struct REMOVE2args *args, void *private_data)
1114 {
1115         struct rpc_pdu *pdu;
1116
1117         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_REMOVE, cb, private_data, (zdrproc_t)zdr_REMOVE2res, sizeof(REMOVE2res));
1118         if (pdu == NULL) {
1119                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS3/REMOVE call");
1120                 return -1;
1121         }
1122
1123         if (zdr_REMOVE2args(&pdu->zdr, args) == 0) {
1124                 rpc_set_error(rpc, "ZDR error: Failed to encode REMOVE2args");
1125                 rpc_free_pdu(rpc, pdu);
1126                 return -2;
1127         }
1128
1129         if (rpc_queue_pdu(rpc, pdu) != 0) {
1130                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/REMOVE call");
1131                 rpc_free_pdu(rpc, pdu);
1132                 return -3;
1133         }
1134
1135         return 0;
1136 }
1137
1138 int rpc_nfs2_rename_async(struct rpc_context *rpc, rpc_cb cb, struct RENAME2args *args, void *private_data)
1139 {
1140         struct rpc_pdu *pdu;
1141
1142         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_RENAME, cb, private_data, (zdrproc_t)zdr_RENAME2res, sizeof(RENAME2res));
1143         if (pdu == NULL) {
1144                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/RENAME call");
1145                 return -1;
1146         }
1147
1148         if (zdr_RENAME2args(&pdu->zdr, args) == 0) {
1149                 rpc_set_error(rpc, "ZDR error: Failed to encode RENAME2args");
1150                 rpc_free_pdu(rpc, pdu);
1151                 return -2;
1152         }
1153
1154         if (rpc_queue_pdu(rpc, pdu) != 0) {
1155                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/RENAME call");
1156                 rpc_free_pdu(rpc, pdu);
1157                 return -3;
1158         }
1159
1160         return 0;
1161 }
1162
1163 int rpc_nfs2_link_async(struct rpc_context *rpc, rpc_cb cb, LINK2args *args, void *private_data)
1164 {
1165         struct rpc_pdu *pdu;
1166
1167         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_LINK, cb, private_data, (zdrproc_t)zdr_LINK2res, sizeof(LINK2res));
1168         if (pdu == NULL) {
1169                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/LINK call");
1170                 return -1;
1171         }
1172
1173         if (zdr_LINK2args(&pdu->zdr, args) == 0) {
1174                 rpc_set_error(rpc, "ZDR error: Failed to encode LINK2args");
1175                 rpc_free_pdu(rpc, pdu);
1176                 return -2;
1177         }
1178
1179         if (rpc_queue_pdu(rpc, pdu) != 0) {
1180                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/LINK call");
1181                 rpc_free_pdu(rpc, pdu);
1182                 return -3;
1183         }
1184
1185         return 0;
1186 }
1187
1188 int rpc_nfs2_symlink_async(struct rpc_context *rpc, rpc_cb cb, SYMLINK2args *args, void *private_data)
1189 {
1190         struct rpc_pdu *pdu;
1191
1192         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_SYMLINK, cb, private_data, (zdrproc_t)zdr_SYMLINK2res, sizeof(SYMLINK2res));
1193         if (pdu == NULL) {
1194                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/SYMLINK call");
1195                 return -1;
1196         }
1197
1198         if (zdr_SYMLINK2args(&pdu->zdr, args) == 0) {
1199                 rpc_set_error(rpc, "ZDR error: Failed to encode SYMLINK2args");
1200                 rpc_free_pdu(rpc, pdu);
1201                 return -2;
1202         }
1203
1204         if (rpc_queue_pdu(rpc, pdu) != 0) {
1205                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/SYMLINK call");
1206                 rpc_free_pdu(rpc, pdu);
1207                 return -3;
1208         }
1209
1210         return 0;
1211 }
1212
1213 int rpc_nfs2_mkdir_async(struct rpc_context *rpc, rpc_cb cb, MKDIR2args *args, void *private_data)
1214 {
1215         struct rpc_pdu *pdu;
1216
1217         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_MKDIR, cb, private_data, (zdrproc_t)zdr_MKDIR2res, sizeof(MKDIR2res));
1218         if (pdu == NULL) {
1219                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/MKDIR call");
1220                 return -1;
1221         }
1222
1223         if (zdr_MKDIR2args(&pdu->zdr, args) == 0) {
1224                 rpc_set_error(rpc, "ZDR error: Failed to encode MKDIR2args");
1225                 rpc_free_pdu(rpc, pdu);
1226                 return -2;
1227         }
1228
1229         if (rpc_queue_pdu(rpc, pdu) != 0) {
1230                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/MKDIR call");
1231                 rpc_free_pdu(rpc, pdu);
1232                 return -3;
1233         }
1234
1235         return 0;
1236 }
1237
1238 int rpc_nfs2_rmdir_async(struct rpc_context *rpc, rpc_cb cb, struct RMDIR2args *args, void *private_data)
1239 {
1240         struct rpc_pdu *pdu;
1241
1242         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_RMDIR, cb, private_data, (zdrproc_t)zdr_RMDIR2res, sizeof(RMDIR2res));
1243         if (pdu == NULL) {
1244                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/RMDIR call");
1245                 return -1;
1246         }
1247
1248         if (zdr_RMDIR2args(&pdu->zdr, args) == 0) {
1249                 rpc_set_error(rpc, "ZDR error: Failed to encode RMDIR2args");
1250                 rpc_free_pdu(rpc, pdu);
1251                 return -2;
1252         }
1253
1254         if (rpc_queue_pdu(rpc, pdu) != 0) {
1255                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/RMDIR call");
1256                 rpc_free_pdu(rpc, pdu);
1257                 return -3;
1258         }
1259
1260         return 0;
1261 }
1262
1263 int rpc_nfs2_readdir_async(struct rpc_context *rpc, rpc_cb cb, struct READDIR2args *args, void *private_data)
1264 {
1265         struct rpc_pdu *pdu;
1266
1267         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_READDIR, cb, private_data, (zdrproc_t)zdr_READDIR2res, sizeof(READDIR2res));
1268         if (pdu == NULL) {
1269                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/READDIR call");
1270                 return -1;
1271         }
1272
1273         if (zdr_READDIR2args(&pdu->zdr,  args) == 0) {
1274                 rpc_set_error(rpc, "ZDR error: Failed to encode READDIR2args");
1275                 rpc_free_pdu(rpc, pdu);
1276                 return -2;
1277         }
1278
1279         if (rpc_queue_pdu(rpc, pdu) != 0) {
1280                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/READDIR call");
1281                 rpc_free_pdu(rpc, pdu);
1282                 return -3;
1283         }
1284
1285         return 0;
1286 }
1287
1288 int rpc_nfs2_statfs_async(struct rpc_context *rpc, rpc_cb cb, struct STATFS2args *args, void *private_data)
1289 {
1290         struct rpc_pdu *pdu;
1291
1292         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V2, NFS2_STATFS, cb, private_data, (zdrproc_t)zdr_STATFS2res, sizeof(STATFS2res));
1293         if (pdu == NULL) {
1294                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS2/STATFS call");
1295                 return -1;
1296         }
1297
1298         if (zdr_STATFS2args(&pdu->zdr,  args) == 0) {
1299                 rpc_set_error(rpc, "ZDR error: Failed to encode STATFS2args");
1300                 rpc_free_pdu(rpc, pdu);
1301                 return -2;
1302         }
1303
1304         if (rpc_queue_pdu(rpc, pdu) != 0) {
1305                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS2/STATFS call");
1306                 rpc_free_pdu(rpc, pdu);
1307                 return -3;
1308         }
1309
1310         return 0;
1311 }