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 #include <stdio.h>
  19 #include <errno.h>
  20 #include <sys/stat.h>
  21 #include <rpc/xdr.h>
  22 #include "libnfs.h"
  23 #include "libnfs-raw.h"
  24 #include "libnfs-private.h"
  25 #include "libnfs-raw-nfs.h"
  26
  27
  28
  29 char *nfsstat3_to_str(int error)
  30 {
  31         switch (error) {
  32         case NFS3_OK: return "NFS3_OK"; break;
  33         case NFS3ERR_PERM: return "NFS3ERR_PERM"; break;
  34         case NFS3ERR_NOENT: return "NFS3ERR_NOENT"; break;
  35         case NFS3ERR_IO: return "NFS3ERR_IO"; break;
  36         case NFS3ERR_NXIO: return "NFS3ERR_NXIO"; break;
  37         case NFS3ERR_ACCES: return "NFS3ERR_ACCES"; break;
  38         case NFS3ERR_EXIST: return "NFS3ERR_EXIST"; break;
  39         case NFS3ERR_XDEV: return "NFS3ERR_XDEV"; break;
  40         case NFS3ERR_NODEV: return "NFS3ERR_NODEV"; break;
  41         case NFS3ERR_NOTDIR: return "NFS3ERR_NOTDIR"; break;
  42         case NFS3ERR_ISDIR: return "NFS3ERR_ISDIR"; break;
  43         case NFS3ERR_INVAL: return "NFS3ERR_INVAL"; break;
  44         case NFS3ERR_FBIG: return "NFS3ERR_FBIG"; break;
  45         case NFS3ERR_NOSPC: return "NFS3ERR_NOSPC"; break;
  46         case NFS3ERR_ROFS: return "NFS3ERR_ROFS"; break;
  47         case NFS3ERR_MLINK: return "NFS3ERR_MLINK"; break;
  48         case NFS3ERR_NAMETOOLONG: return "NFS3ERR_NAMETOOLONG"; break;
  49         case NFS3ERR_NOTEMPTY: return "NFS3ERR_NOTEMPTY"; break;
  50         case NFS3ERR_DQUOT: return "NFS3ERR_DQUOT"; break;
  51         case NFS3ERR_STALE: return "NFS3ERR_STALE"; break;
  52         case NFS3ERR_REMOTE: return "NFS3ERR_REMOTE"; break;
  53         case NFS3ERR_BADHANDLE: return "NFS3ERR_BADHANDLE"; break;
  54         case NFS3ERR_NOT_SYNC: return "NFS3ERR_NOT_SYNC"; break;
  55         case NFS3ERR_BAD_COOKIE: return "NFS3ERR_BAD_COOKIE"; break;
  56         case NFS3ERR_NOTSUPP: return "NFS3ERR_NOTSUPP"; break;
  57         case NFS3ERR_TOOSMALL: return "NFS3ERR_TOOSMALL"; break;
  58         case NFS3ERR_SERVERFAULT: return "NFS3ERR_SERVERFAULT"; break;
  59         case NFS3ERR_BADTYPE: return "NFS3ERR_BADTYPE"; break;
  60         case NFS3ERR_JUKEBOX: return "NFS3ERR_JUKEBOX"; break;
  61         };
  62         return "unknown nfs error";
  63 }
  64
  65 int nfsstat3_to_errno(int error)
  66 {
  67         switch (error) {
  68         case NFS3_OK:             return 0; break;
  69         case NFS3ERR_PERM:        return -EPERM; break;
  70         case NFS3ERR_NOENT:       return -ENOENT; break;
  71         case NFS3ERR_IO:          return -EIO; break;
  72         case NFS3ERR_NXIO:        return -ENXIO; break;
  73         case NFS3ERR_ACCES:       return -EACCES; break;
  74         case NFS3ERR_EXIST:       return -EEXIST; break;
  75         case NFS3ERR_XDEV:        return -EXDEV; break;
  76         case NFS3ERR_NODEV:       return -ENODEV; break;
  77         case NFS3ERR_NOTDIR:      return -ENOTDIR; break;
  78         case NFS3ERR_ISDIR:       return -EISDIR; break;
  79         case NFS3ERR_INVAL:       return -EINVAL; break;
  80         case NFS3ERR_FBIG:        return -EFBIG; break;
  81         case NFS3ERR_NOSPC:       return -ENOSPC; break;
  82         case NFS3ERR_ROFS:        return -EROFS; break;
  83         case NFS3ERR_MLINK:       return -EMLINK; break;
  84         case NFS3ERR_NAMETOOLONG: return -ENAMETOOLONG; break;
  85         case NFS3ERR_NOTEMPTY:    return -EEXIST; break;
  86         case NFS3ERR_DQUOT:       return -ERANGE; break;
  87         case NFS3ERR_STALE:       return -EIO; break;
  88         case NFS3ERR_REMOTE:      return -EIO; break;
  89         case NFS3ERR_BADHANDLE:   return -EIO; break;
  90         case NFS3ERR_NOT_SYNC:    return -EIO; break;
  91         case NFS3ERR_BAD_COOKIE:  return -EIO; break;
  92         case NFS3ERR_NOTSUPP:     return -EINVAL; break;
  93         case NFS3ERR_TOOSMALL:    return -EIO; break;
  94         case NFS3ERR_SERVERFAULT: return -EIO; break;
  95         case NFS3ERR_BADTYPE:     return -EINVAL; break;
  96         case NFS3ERR_JUKEBOX:     return -EAGAIN; break;
  97         };
  98         return -ERANGE;
  99 }
 100
 101
 102 int rpc_nfs_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 103 {
 104         struct rpc_pdu *pdu;
 105
 106         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_NULL, cb, private_data, (xdrproc_t)xdr_void, 0);
 107         if (pdu == NULL) {
 108                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/null call");
 109                 return -1;
 110         }
 111
 112         if (rpc_queue_pdu(rpc, pdu) != 0) {
 113                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/null call");
 114                 rpc_free_pdu(rpc, pdu);
 115                 return -2;
 116         }
 117
 118         return 0;
 119 }
 120
 121 int rpc_nfs_getattr_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 122 {
 123         struct rpc_pdu *pdu;
 124         GETATTR3args args;
 125
 126         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_GETATTR, cb, private_data, (xdrproc_t)xdr_GETATTR3res, sizeof(GETATTR3res));
 127         if (pdu == NULL) {
 128                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/null call");
 129                 return -1;
 130         }
 131
 132         args.object.data.data_len = fh->data.data_len;
 133         args.object.data.data_val = fh->data.data_val;
 134
 135         if (xdr_GETATTR3args(&pdu->xdr, &args) == 0) {
 136                 rpc_set_error(rpc, "XDR error: Failed to encode GETATTR3args");
 137                 rpc_free_pdu(rpc, pdu);
 138                 return -2;
 139         }
 140
 141         if (rpc_queue_pdu(rpc, pdu) != 0) {
 142                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/null call");
 143                 rpc_free_pdu(rpc, pdu);
 144                 return -3;
 145         }
 146
 147         return 0;
 148 }
 149
 150 int rpc_nfs_lookup_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *name, void *private_data)
 151 {
 152         struct rpc_pdu *pdu;
 153         LOOKUP3args args;
 154
 155         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_LOOKUP, cb, private_data, (xdrproc_t)xdr_LOOKUP3res, sizeof(LOOKUP3res));
 156         if (pdu == NULL) {
 157                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/lookup call");
 158                 return -1;
 159         }
 160
 161         args.what.dir.data.data_len = fh->data.data_len;
 162         args.what.dir.data.data_val = fh->data.data_val;
 163         args.what.name              = name;
 164
 165         if (xdr_LOOKUP3args(&pdu->xdr, &args) == 0) {
 166                 rpc_set_error(rpc, "XDR error: Failed to encode LOOKUP3args");
 167                 rpc_free_pdu(rpc, pdu);
 168                 return -2;
 169         }
 170
 171         if (rpc_queue_pdu(rpc, pdu) != 0) {
 172                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/lookup call");
 173                 rpc_free_pdu(rpc, pdu);
 174                 return -3;
 175         }
 176
 177         return 0;
 178 }
 179
 180
 181 int rpc_nfs_access_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, int access, void *private_data)
 182 {
 183         struct rpc_pdu *pdu;
 184         ACCESS3args args;
 185
 186         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_ACCESS, cb, private_data, (xdrproc_t)xdr_ACCESS3res, sizeof(ACCESS3res));
 187         if (pdu == NULL) {
 188                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/access call");
 189                 return -1;
 190         }
 191
 192         args.object.data.data_len = fh->data.data_len;
 193         args.object.data.data_val = fh->data.data_val;
 194         args.access = access;
 195
 196         if (xdr_ACCESS3args(&pdu->xdr, &args) == 0) {
 197                 rpc_set_error(rpc, "XDR error: Failed to encode ACCESS3args");
 198                 rpc_free_pdu(rpc, pdu);
 199                 return -2;
 200         }
 201
 202         if (rpc_queue_pdu(rpc, pdu) != 0) {
 203                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/access call");
 204                 rpc_free_pdu(rpc, pdu);
 205                 return -3;
 206         }
 207
 208         return 0;
 209 }
 210
 211
 212
 213 int rpc_nfs_read_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, off_t offset, size_t count, void *private_data)
 214 {
 215         struct rpc_pdu *pdu;
 216         READ3args args;
 217
 218         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READ, cb, private_data, (xdrproc_t)xdr_READ3res, sizeof(READ3res));
 219         if (pdu == NULL) {
 220                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/read call");
 221                 return -1;
 222         }
 223
 224         args.file.data.data_len = fh->data.data_len;
 225         args.file.data.data_val = fh->data.data_val;
 226         args.offset = offset;
 227         args.count = count;
 228
 229         if (xdr_READ3args(&pdu->xdr, &args) == 0) {
 230                 rpc_set_error(rpc, "XDR error: Failed to encode READ3args");
 231                 rpc_free_pdu(rpc, pdu);
 232                 return -2;
 233         }
 234
 235         if (rpc_queue_pdu(rpc, pdu) != 0) {
 236                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/read call");
 237                 rpc_free_pdu(rpc, pdu);
 238                 return -3;
 239         }
 240
 241         return 0;
 242 }
 243
 244
 245 int rpc_nfs_write_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *buf, off_t offset, size_t count, int stable_how, void *private_data)
 246 {
 247         struct rpc_pdu *pdu;
 248         WRITE3args args;
 249
 250         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_WRITE, cb, private_data, (xdrproc_t)xdr_WRITE3res, sizeof(WRITE3res));
 251         if (pdu == NULL) {
 252                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/write call");
 253                 return -1;
 254         }
 255
 256         args.file.data.data_len = fh->data.data_len;
 257         args.file.data.data_val = fh->data.data_val;
 258         args.offset = offset;
 259         args.count  = count;
 260         args.stable = stable_how;;
 261         args.data.data_len = count;
 262         args.data.data_val = buf;
 263
 264         if (xdr_WRITE3args(&pdu->xdr, &args) == 0) {
 265                 rpc_set_error(rpc, "XDR error: Failed to encode WRITE3args");
 266                 rpc_free_pdu(rpc, pdu);
 267                 return -2;
 268         }
 269
 270         if (rpc_queue_pdu(rpc, pdu) != 0) {
 271                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/write call");
 272                 rpc_free_pdu(rpc, pdu);
 273                 return -3;
 274         }
 275
 276         return 0;
 277 }
 278
 279
 280
 281 int rpc_nfs_commit_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 282 {
 283         struct rpc_pdu *pdu;
 284         COMMIT3args args;
 285
 286         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_COMMIT, cb, private_data, (xdrproc_t)xdr_COMMIT3res, sizeof(COMMIT3res));
 287         if (pdu == NULL) {
 288                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/commit call");
 289                 return -1;
 290         }
 291
 292         args.file.data.data_len = fh->data.data_len;
 293         args.file.data.data_val = fh->data.data_val;
 294         args.offset = 0;
 295         args.count  = 0;
 296
 297         if (xdr_COMMIT3args(&pdu->xdr, &args) == 0) {
 298                 rpc_set_error(rpc, "XDR error: Failed to encode WRITE3args");
 299                 rpc_free_pdu(rpc, pdu);
 300                 return -2;
 301         }
 302
 303         if (rpc_queue_pdu(rpc, pdu) != 0) {
 304                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/commit call");
 305                 rpc_free_pdu(rpc, pdu);
 306                 return -3;
 307         }
 308
 309         return 0;
 310 }
 311
 312
 313 int rpc_nfs_setattr_async(struct rpc_context *rpc, rpc_cb cb, SETATTR3args *args, void *private_data)
 314 {
 315         struct rpc_pdu *pdu;
 316
 317         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_SETATTR, cb, private_data, (xdrproc_t)xdr_SETATTR3res, sizeof(SETATTR3res));
 318         if (pdu == NULL) {
 319                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/setattr call");
 320                 return -1;
 321         }
 322
 323         if (xdr_SETATTR3args(&pdu->xdr, args) == 0) {
 324                 rpc_set_error(rpc, "XDR error: Failed to encode SETATTR3args");
 325                 rpc_free_pdu(rpc, pdu);
 326                 return -2;
 327         }
 328
 329         if (rpc_queue_pdu(rpc, pdu) != 0) {
 330                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/setattr call");
 331                 rpc_free_pdu(rpc, pdu);
 332                 return -3;
 333         }
 334
 335         return 0;
 336 }
 337
 338
 339
 340 int rpc_nfs_mkdir_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *dir, void *private_data)
 341 {
 342         struct rpc_pdu *pdu;
 343         MKDIR3args args;
 344
 345         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_MKDIR, cb, private_data, (xdrproc_t)xdr_MKDIR3res, sizeof(MKDIR3res));
 346         if (pdu == NULL) {
 347                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/setattr call");
 348                 return -1;
 349         }
 350
 351         bzero(&args, sizeof(MKDIR3args));
 352         args.where.dir.data.data_len = fh->data.data_len;
 353         args.where.dir.data.data_val = fh->data.data_val;
 354         args.where.name = dir;
 355         args.attributes.mode.set_it = 1;
 356         args.attributes.mode.set_mode3_u.mode = 0755;
 357
 358         if (xdr_MKDIR3args(&pdu->xdr, &args) == 0) {
 359                 rpc_set_error(rpc, "XDR error: Failed to encode MKDIR3args");
 360                 rpc_free_pdu(rpc, pdu);
 361                 return -2;
 362         }
 363
 364         if (rpc_queue_pdu(rpc, pdu) != 0) {
 365                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/mkdir call");
 366                 rpc_free_pdu(rpc, pdu);
 367                 return -3;
 368         }
 369
 370         return 0;
 371 }
 372
 373
 374
 375
 376 int rpc_nfs_rmdir_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *dir, void *private_data)
 377 {
 378         struct rpc_pdu *pdu;
 379         RMDIR3args args;
 380
 381         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_RMDIR, cb, private_data, (xdrproc_t)xdr_RMDIR3res, sizeof(RMDIR3res));
 382         if (pdu == NULL) {
 383                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/rmdir call");
 384                 return -1;
 385         }
 386
 387         bzero(&args, sizeof(RMDIR3args));
 388         args.object.dir.data.data_len = fh->data.data_len;
 389         args.object.dir.data.data_val = fh->data.data_val;
 390         args.object.name = dir;
 391
 392         if (xdr_RMDIR3args(&pdu->xdr, &args) == 0) {
 393                 rpc_set_error(rpc, "XDR error: Failed to encode RMDIR3args");
 394                 rpc_free_pdu(rpc, pdu);
 395                 return -2;
 396         }
 397
 398         if (rpc_queue_pdu(rpc, pdu) != 0) {
 399                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/rmdir call");
 400                 rpc_free_pdu(rpc, pdu);
 401                 return -3;
 402         }
 403
 404         return 0;
 405 }
 406
 407
 408
 409 int rpc_nfs_create_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *file, int mode, void *private_data)
 410 {
 411         struct rpc_pdu *pdu;
 412         CREATE3args args;
 413
 414         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_CREATE, cb, private_data, (xdrproc_t)xdr_CREATE3res, sizeof(CREATE3res));
 415         if (pdu == NULL) {
 416                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/create call");
 417                 return -1;
 418         }
 419
 420         bzero(&args, sizeof(CREATE3args));
 421         args.where.dir.data.data_len = fh->data.data_len;
 422         args.where.dir.data.data_val = fh->data.data_val;
 423         args.where.name = file;
 424         args.how.mode = UNCHECKED;
 425         args.how.createhow3_u.obj_attributes.mode.set_it = 1;
 426         args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = mode;
 427
 428         if (xdr_CREATE3args(&pdu->xdr, &args) == 0) {
 429                 rpc_set_error(rpc, "XDR error: Failed to encode CREATE3args");
 430                 rpc_free_pdu(rpc, pdu);
 431                 return -2;
 432         }
 433
 434         if (rpc_queue_pdu(rpc, pdu) != 0) {
 435                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/create call");
 436                 rpc_free_pdu(rpc, pdu);
 437                 return -3;
 438         }
 439
 440         return 0;
 441 }
 442
 443
 444
 445
 446 int rpc_nfs_remove_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *file, void *private_data)
 447 {
 448         struct rpc_pdu *pdu;
 449         REMOVE3args args;
 450
 451         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_REMOVE, cb, private_data, (xdrproc_t)xdr_REMOVE3res, sizeof(REMOVE3res));
 452         if (pdu == NULL) {
 453                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/remove call");
 454                 return -1;
 455         }
 456
 457         bzero(&args, sizeof(REMOVE3args));
 458         args.object.dir.data.data_len = fh->data.data_len;
 459         args.object.dir.data.data_val = fh->data.data_val;
 460         args.object.name = file;
 461
 462         if (xdr_REMOVE3args(&pdu->xdr, &args) == 0) {
 463                 rpc_set_error(rpc, "XDR error: Failed to encode REMOVE3args");
 464                 rpc_free_pdu(rpc, pdu);
 465                 return -2;
 466         }
 467
 468         if (rpc_queue_pdu(rpc, pdu) != 0) {
 469                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/remove call");
 470                 rpc_free_pdu(rpc, pdu);
 471                 return -3;
 472         }
 473
 474         return 0;
 475 }
 476
 477
 478 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)
 479 {
 480         struct rpc_pdu *pdu;
 481         READDIR3args args;
 482
 483         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READDIR, cb, private_data, (xdrproc_t)xdr_READDIR3res, sizeof(READDIR3res));
 484         if (pdu == NULL) {
 485                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/readdir call");
 486                 return -1;
 487         }
 488
 489         bzero(&args, sizeof(READDIR3args));
 490         args.dir.data.data_len = fh->data.data_len;
 491         args.dir.data.data_val = fh->data.data_val;
 492         args.cookie = cookie;
 493         memcpy(&args.cookieverf, cookieverf, sizeof(cookieverf3));
 494         args.count = count;
 495
 496         if (xdr_READDIR3args(&pdu->xdr, &args) == 0) {
 497                 rpc_set_error(rpc, "XDR error: Failed to encode READDIR3args");
 498                 rpc_free_pdu(rpc, pdu);
 499                 return -2;
 500         }
 501
 502         if (rpc_queue_pdu(rpc, pdu) != 0) {
 503                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/readdir call");
 504                 rpc_free_pdu(rpc, pdu);
 505                 return -3;
 506         }
 507
 508         return 0;
 509 }
 510
 511 int rpc_nfs_fsstat_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 512 {
 513         struct rpc_pdu *pdu;
 514         FSSTAT3args args;
 515
 516         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_FSSTAT, cb, private_data, (xdrproc_t)xdr_FSSTAT3res, sizeof(FSSTAT3res));
 517         if (pdu == NULL) {
 518                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/fsstat call");
 519                 return -1;
 520         }
 521
 522         args.fsroot.data.data_len = fh->data.data_len;
 523         args.fsroot.data.data_val = fh->data.data_val;
 524
 525         if (xdr_FSSTAT3args(&pdu->xdr, &args) == 0) {
 526                 rpc_set_error(rpc, "XDR error: Failed to encode FSSTAT3args");
 527                 rpc_free_pdu(rpc, pdu);
 528                 return -2;
 529         }
 530
 531         if (rpc_queue_pdu(rpc, pdu) != 0) {
 532                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/fsstat call");
 533                 rpc_free_pdu(rpc, pdu);
 534                 return -3;
 535         }
 536
 537         return 0;
 538 }
 539
 540
 541 int rpc_nfs_readlink_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 542 {
 543         struct rpc_pdu *pdu;
 544         READLINK3args args;
 545
 546         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READLINK, cb, private_data, (xdrproc_t)xdr_READLINK3res, sizeof(READLINK3res));
 547         if (pdu == NULL) {
 548                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/readlink call");
 549                 return -1;
 550         }
 551
 552         args.symlink.data.data_len = fh->data.data_len;
 553         args.symlink.data.data_val = fh->data.data_val;
 554
 555         if (xdr_READLINK3args(&pdu->xdr, &args) == 0) {
 556                 rpc_set_error(rpc, "XDR error: Failed to encode READLINK3args");
 557                 rpc_free_pdu(rpc, pdu);
 558                 return -2;
 559         }
 560
 561         if (rpc_queue_pdu(rpc, pdu) != 0) {
 562                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/readlink call");
 563                 rpc_free_pdu(rpc, pdu);
 564                 return -3;
 565         }
 566
 567         return 0;
 568 }
 569
 570
 571 int rpc_nfs_symlink_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *newname, char *oldpath, void *private_data)
 572 {
 573         struct rpc_pdu *pdu;
 574         SYMLINK3args args;
 575
 576         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_SYMLINK, cb, private_data, (xdrproc_t)xdr_SYMLINK3res, sizeof(SYMLINK3res));
 577         if (pdu == NULL) {
 578                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/symlink call");
 579                 return -1;
 580         }
 581
 582         bzero(&args, sizeof(SYMLINK3args));
 583         args.where.dir.data.data_len = fh->data.data_len;
 584         args.where.dir.data.data_val = fh->data.data_val;
 585         args.where.name = newname;
 586         args.symlink.symlink_attributes.mode.set_it = 1;
 587         args.symlink.symlink_attributes.mode.set_mode3_u.mode = S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH;
 588         args.symlink.symlink_data = oldpath;
 589
 590         if (xdr_SYMLINK3args(&pdu->xdr, &args) == 0) {
 591                 rpc_set_error(rpc, "XDR error: Failed to encode SYMLINK3args");
 592                 rpc_free_pdu(rpc, pdu);
 593                 return -2;
 594         }
 595
 596         if (rpc_queue_pdu(rpc, pdu) != 0) {
 597                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/symlink call");
 598                 rpc_free_pdu(rpc, pdu);
 599                 return -3;
 600         }
 601
 602         return 0;
 603 }
 604
 605
 606
 607
 608 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)
 609 {
 610         struct rpc_pdu *pdu;
 611         RENAME3args args;
 612
 613         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_RENAME, cb, private_data, (xdrproc_t)xdr_RENAME3res, sizeof(RENAME3res));
 614         if (pdu == NULL) {
 615                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/rename call");
 616                 return -1;
 617         }
 618
 619         bzero(&args, sizeof(RENAME3args));
 620         args.from.dir.data.data_len = olddir->data.data_len;
 621         args.from.dir.data.data_val = olddir->data.data_val;
 622         args.from.name = oldname;
 623         args.to.dir.data.data_len = newdir->data.data_len;
 624         args.to.dir.data.data_val = newdir->data.data_val;
 625         args.to.name = newname;
 626
 627         if (xdr_RENAME3args(&pdu->xdr, &args) == 0) {
 628                 rpc_set_error(rpc, "XDR error: Failed to encode RENAME3args");
 629                 rpc_free_pdu(rpc, pdu);
 630                 return -2;
 631         }
 632
 633         if (rpc_queue_pdu(rpc, pdu) != 0) {
 634                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/rename call");
 635                 rpc_free_pdu(rpc, pdu);
 636                 return -3;
 637         }
 638
 639         return 0;
 640 }
 641
 642
 643
 644
 645 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)
 646 {
 647         struct rpc_pdu *pdu;
 648         LINK3args args;
 649
 650         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_LINK, cb, private_data, (xdrproc_t)xdr_LINK3res, sizeof(LINK3res));
 651         if (pdu == NULL) {
 652                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/link call");
 653                 return -1;
 654         }
 655
 656         bzero(&args, sizeof(LINK3args));
 657         args.file.data.data_len = file->data.data_len;
 658         args.file.data.data_val = file->data.data_val;
 659         args.link.dir.data.data_len = newdir->data.data_len;
 660         args.link.dir.data.data_val = newdir->data.data_val;
 661         args.link.name = newname;
 662
 663         if (xdr_LINK3args(&pdu->xdr, &args) == 0) {
 664                 rpc_set_error(rpc, "XDR error: Failed to encode LINK3args");
 665                 rpc_free_pdu(rpc, pdu);
 666                 return -2;
 667         }
 668
 669         if (rpc_queue_pdu(rpc, pdu) != 0) {
 670                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/link call");
 671                 rpc_free_pdu(rpc, pdu);
 672                 return -3;
 673         }
 674
 675         return 0;
 676 }
 677
 678
 679
 680