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 <string.h>
  22 #include <rpc/rpc.h>
  23 #include <rpc/xdr.h>
  24 #include "libnfs.h"
  25 #include "libnfs-raw.h"
  26 #include "libnfs-private.h"
  27 #include "libnfs-raw-nfs.h"
  28
  29
  30
  31 char *nfsstat3_to_str(int error)
  32 {
  33         switch (error) {
  34         case NFS3_OK: return "NFS3_OK"; break;
  35         case NFS3ERR_PERM: return "NFS3ERR_PERM"; break;
  36         case NFS3ERR_NOENT: return "NFS3ERR_NOENT"; break;
  37         case NFS3ERR_IO: return "NFS3ERR_IO"; break;
  38         case NFS3ERR_NXIO: return "NFS3ERR_NXIO"; break;
  39         case NFS3ERR_ACCES: return "NFS3ERR_ACCES"; break;
  40         case NFS3ERR_EXIST: return "NFS3ERR_EXIST"; break;
  41         case NFS3ERR_XDEV: return "NFS3ERR_XDEV"; break;
  42         case NFS3ERR_NODEV: return "NFS3ERR_NODEV"; break;
  43         case NFS3ERR_NOTDIR: return "NFS3ERR_NOTDIR"; break;
  44         case NFS3ERR_ISDIR: return "NFS3ERR_ISDIR"; break;
  45         case NFS3ERR_INVAL: return "NFS3ERR_INVAL"; break;
  46         case NFS3ERR_FBIG: return "NFS3ERR_FBIG"; break;
  47         case NFS3ERR_NOSPC: return "NFS3ERR_NOSPC"; break;
  48         case NFS3ERR_ROFS: return "NFS3ERR_ROFS"; break;
  49         case NFS3ERR_MLINK: return "NFS3ERR_MLINK"; break;
  50         case NFS3ERR_NAMETOOLONG: return "NFS3ERR_NAMETOOLONG"; break;
  51         case NFS3ERR_NOTEMPTY: return "NFS3ERR_NOTEMPTY"; break;
  52         case NFS3ERR_DQUOT: return "NFS3ERR_DQUOT"; break;
  53         case NFS3ERR_STALE: return "NFS3ERR_STALE"; break;
  54         case NFS3ERR_REMOTE: return "NFS3ERR_REMOTE"; break;
  55         case NFS3ERR_BADHANDLE: return "NFS3ERR_BADHANDLE"; break;
  56         case NFS3ERR_NOT_SYNC: return "NFS3ERR_NOT_SYNC"; break;
  57         case NFS3ERR_BAD_COOKIE: return "NFS3ERR_BAD_COOKIE"; break;
  58         case NFS3ERR_NOTSUPP: return "NFS3ERR_NOTSUPP"; break;
  59         case NFS3ERR_TOOSMALL: return "NFS3ERR_TOOSMALL"; break;
  60         case NFS3ERR_SERVERFAULT: return "NFS3ERR_SERVERFAULT"; break;
  61         case NFS3ERR_BADTYPE: return "NFS3ERR_BADTYPE"; break;
  62         case NFS3ERR_JUKEBOX: return "NFS3ERR_JUKEBOX"; break;
  63         };
  64         return "unknown nfs error";
  65 }
  66
  67 int nfsstat3_to_errno(int error)
  68 {
  69         switch (error) {
  70         case NFS3_OK:             return 0; break;
  71         case NFS3ERR_PERM:        return -EPERM; break;
  72         case NFS3ERR_NOENT:       return -ENOENT; break;
  73         case NFS3ERR_IO:          return -EIO; break;
  74         case NFS3ERR_NXIO:        return -ENXIO; break;
  75         case NFS3ERR_ACCES:       return -EACCES; break;
  76         case NFS3ERR_EXIST:       return -EEXIST; break;
  77         case NFS3ERR_XDEV:        return -EXDEV; break;
  78         case NFS3ERR_NODEV:       return -ENODEV; break;
  79         case NFS3ERR_NOTDIR:      return -ENOTDIR; break;
  80         case NFS3ERR_ISDIR:       return -EISDIR; break;
  81         case NFS3ERR_INVAL:       return -EINVAL; break;
  82         case NFS3ERR_FBIG:        return -EFBIG; break;
  83         case NFS3ERR_NOSPC:       return -ENOSPC; break;
  84         case NFS3ERR_ROFS:        return -EROFS; break;
  85         case NFS3ERR_MLINK:       return -EMLINK; break;
  86         case NFS3ERR_NAMETOOLONG: return -ENAMETOOLONG; break;
  87         case NFS3ERR_NOTEMPTY:    return -EEXIST; break;
  88         case NFS3ERR_DQUOT:       return -ERANGE; break;
  89         case NFS3ERR_STALE:       return -EIO; break;
  90         case NFS3ERR_REMOTE:      return -EIO; break;
  91         case NFS3ERR_BADHANDLE:   return -EIO; break;
  92         case NFS3ERR_NOT_SYNC:    return -EIO; break;
  93         case NFS3ERR_BAD_COOKIE:  return -EIO; break;
  94         case NFS3ERR_NOTSUPP:     return -EINVAL; break;
  95         case NFS3ERR_TOOSMALL:    return -EIO; break;
  96         case NFS3ERR_SERVERFAULT: return -EIO; break;
  97         case NFS3ERR_BADTYPE:     return -EINVAL; break;
  98         case NFS3ERR_JUKEBOX:     return -EAGAIN; break;
  99         };
 100         return -ERANGE;
 101 }
 102
 103
 104 int rpc_nfs_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 105 {
 106         struct rpc_pdu *pdu;
 107
 108         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_NULL, cb, private_data, (xdrproc_t)xdr_void, 0);
 109         if (pdu == NULL) {
 110                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/null call");
 111                 return -1;
 112         }
 113
 114         if (rpc_queue_pdu(rpc, pdu) != 0) {
 115                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/null call");
 116                 rpc_free_pdu(rpc, pdu);
 117                 return -2;
 118         }
 119
 120         return 0;
 121 }
 122
 123 int rpc_nfs_getattr_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 124 {
 125         struct rpc_pdu *pdu;
 126         GETATTR3args args;
 127
 128         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_GETATTR, cb, private_data, (xdrproc_t)xdr_GETATTR3res, sizeof(GETATTR3res));
 129         if (pdu == NULL) {
 130                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/null call");
 131                 return -1;
 132         }
 133
 134         args.object.data.data_len = fh->data.data_len;
 135         args.object.data.data_val = fh->data.data_val;
 136
 137         if (xdr_GETATTR3args(&pdu->xdr, &args) == 0) {
 138                 rpc_set_error(rpc, "XDR error: Failed to encode GETATTR3args");
 139                 rpc_free_pdu(rpc, pdu);
 140                 return -2;
 141         }
 142
 143         if (rpc_queue_pdu(rpc, pdu) != 0) {
 144                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/null call");
 145                 rpc_free_pdu(rpc, pdu);
 146                 return -3;
 147         }
 148
 149         return 0;
 150 }
 151
 152 int rpc_nfs_lookup_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *name, void *private_data)
 153 {
 154         struct rpc_pdu *pdu;
 155         LOOKUP3args args;
 156
 157         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_LOOKUP, cb, private_data, (xdrproc_t)xdr_LOOKUP3res, sizeof(LOOKUP3res));
 158         if (pdu == NULL) {
 159                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/lookup call");
 160                 return -1;
 161         }
 162
 163         args.what.dir.data.data_len = fh->data.data_len;
 164         args.what.dir.data.data_val = fh->data.data_val;
 165         args.what.name              = name;
 166
 167         if (xdr_LOOKUP3args(&pdu->xdr, &args) == 0) {
 168                 rpc_set_error(rpc, "XDR error: Failed to encode LOOKUP3args");
 169                 rpc_free_pdu(rpc, pdu);
 170                 return -2;
 171         }
 172
 173         if (rpc_queue_pdu(rpc, pdu) != 0) {
 174                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/lookup call");
 175                 rpc_free_pdu(rpc, pdu);
 176                 return -3;
 177         }
 178
 179         return 0;
 180 }
 181
 182
 183 int rpc_nfs_access_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, int access, void *private_data)
 184 {
 185         struct rpc_pdu *pdu;
 186         ACCESS3args args;
 187
 188         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_ACCESS, cb, private_data, (xdrproc_t)xdr_ACCESS3res, sizeof(ACCESS3res));
 189         if (pdu == NULL) {
 190                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/access call");
 191                 return -1;
 192         }
 193
 194         args.object.data.data_len = fh->data.data_len;
 195         args.object.data.data_val = fh->data.data_val;
 196         args.access = access;
 197
 198         if (xdr_ACCESS3args(&pdu->xdr, &args) == 0) {
 199                 rpc_set_error(rpc, "XDR error: Failed to encode ACCESS3args");
 200                 rpc_free_pdu(rpc, pdu);
 201                 return -2;
 202         }
 203
 204         if (rpc_queue_pdu(rpc, pdu) != 0) {
 205                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/access call");
 206                 rpc_free_pdu(rpc, pdu);
 207                 return -3;
 208         }
 209
 210         return 0;
 211 }
 212
 213
 214
 215 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)
 216 {
 217         struct rpc_pdu *pdu;
 218         READ3args args;
 219
 220         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READ, cb, private_data, (xdrproc_t)xdr_READ3res, sizeof(READ3res));
 221         if (pdu == NULL) {
 222                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/read call");
 223                 return -1;
 224         }
 225
 226         args.file.data.data_len = fh->data.data_len;
 227         args.file.data.data_val = fh->data.data_val;
 228         args.offset = offset;
 229         args.count = count;
 230
 231         if (xdr_READ3args(&pdu->xdr, &args) == 0) {
 232                 rpc_set_error(rpc, "XDR error: Failed to encode READ3args");
 233                 rpc_free_pdu(rpc, pdu);
 234                 return -2;
 235         }
 236
 237         if (rpc_queue_pdu(rpc, pdu) != 0) {
 238                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/read call");
 239                 rpc_free_pdu(rpc, pdu);
 240                 return -3;
 241         }
 242
 243         return 0;
 244 }
 245
 246
 247 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)
 248 {
 249         struct rpc_pdu *pdu;
 250         WRITE3args args;
 251
 252         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_WRITE, cb, private_data, (xdrproc_t)xdr_WRITE3res, sizeof(WRITE3res));
 253         if (pdu == NULL) {
 254                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/write call");
 255                 return -1;
 256         }
 257
 258         args.file.data.data_len = fh->data.data_len;
 259         args.file.data.data_val = fh->data.data_val;
 260         args.offset = offset;
 261         args.count  = count;
 262         args.stable = stable_how;;
 263         args.data.data_len = count;
 264         args.data.data_val = buf;
 265
 266         if (xdr_WRITE3args(&pdu->xdr, &args) == 0) {
 267                 rpc_set_error(rpc, "XDR error: Failed to encode WRITE3args");
 268                 rpc_free_pdu(rpc, pdu);
 269                 return -2;
 270         }
 271
 272         if (rpc_queue_pdu(rpc, pdu) != 0) {
 273                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/write call");
 274                 rpc_free_pdu(rpc, pdu);
 275                 return -3;
 276         }
 277
 278         return 0;
 279 }
 280
 281
 282
 283 int rpc_nfs_commit_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 284 {
 285         struct rpc_pdu *pdu;
 286         COMMIT3args args;
 287
 288         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_COMMIT, cb, private_data, (xdrproc_t)xdr_COMMIT3res, sizeof(COMMIT3res));
 289         if (pdu == NULL) {
 290                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/commit call");
 291                 return -1;
 292         }
 293
 294         args.file.data.data_len = fh->data.data_len;
 295         args.file.data.data_val = fh->data.data_val;
 296         args.offset = 0;
 297         args.count  = 0;
 298
 299         if (xdr_COMMIT3args(&pdu->xdr, &args) == 0) {
 300                 rpc_set_error(rpc, "XDR error: Failed to encode WRITE3args");
 301                 rpc_free_pdu(rpc, pdu);
 302                 return -2;
 303         }
 304
 305         if (rpc_queue_pdu(rpc, pdu) != 0) {
 306                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/commit call");
 307                 rpc_free_pdu(rpc, pdu);
 308                 return -3;
 309         }
 310
 311         return 0;
 312 }
 313
 314
 315 int rpc_nfs_setattr_async(struct rpc_context *rpc, rpc_cb cb, SETATTR3args *args, void *private_data)
 316 {
 317         struct rpc_pdu *pdu;
 318
 319         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_SETATTR, cb, private_data, (xdrproc_t)xdr_SETATTR3res, sizeof(SETATTR3res));
 320         if (pdu == NULL) {
 321                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/setattr call");
 322                 return -1;
 323         }
 324
 325         if (xdr_SETATTR3args(&pdu->xdr, args) == 0) {
 326                 rpc_set_error(rpc, "XDR error: Failed to encode SETATTR3args");
 327                 rpc_free_pdu(rpc, pdu);
 328                 return -2;
 329         }
 330
 331         if (rpc_queue_pdu(rpc, pdu) != 0) {
 332                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/setattr call");
 333                 rpc_free_pdu(rpc, pdu);
 334                 return -3;
 335         }
 336
 337         return 0;
 338 }
 339
 340
 341
 342 int rpc_nfs_mkdir_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *dir, void *private_data)
 343 {
 344         struct rpc_pdu *pdu;
 345         MKDIR3args args;
 346
 347         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_MKDIR, cb, private_data, (xdrproc_t)xdr_MKDIR3res, sizeof(MKDIR3res));
 348         if (pdu == NULL) {
 349                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/setattr call");
 350                 return -1;
 351         }
 352
 353         bzero(&args, sizeof(MKDIR3args));
 354         args.where.dir.data.data_len = fh->data.data_len;
 355         args.where.dir.data.data_val = fh->data.data_val;
 356         args.where.name = dir;
 357         args.attributes.mode.set_it = 1;
 358         args.attributes.mode.set_mode3_u.mode = 0755;
 359
 360         if (xdr_MKDIR3args(&pdu->xdr, &args) == 0) {
 361                 rpc_set_error(rpc, "XDR error: Failed to encode MKDIR3args");
 362                 rpc_free_pdu(rpc, pdu);
 363                 return -2;
 364         }
 365
 366         if (rpc_queue_pdu(rpc, pdu) != 0) {
 367                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/mkdir call");
 368                 rpc_free_pdu(rpc, pdu);
 369                 return -3;
 370         }
 371
 372         return 0;
 373 }
 374
 375
 376
 377
 378 int rpc_nfs_rmdir_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *dir, void *private_data)
 379 {
 380         struct rpc_pdu *pdu;
 381         RMDIR3args args;
 382
 383         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_RMDIR, cb, private_data, (xdrproc_t)xdr_RMDIR3res, sizeof(RMDIR3res));
 384         if (pdu == NULL) {
 385                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/rmdir call");
 386                 return -1;
 387         }
 388
 389         bzero(&args, sizeof(RMDIR3args));
 390         args.object.dir.data.data_len = fh->data.data_len;
 391         args.object.dir.data.data_val = fh->data.data_val;
 392         args.object.name = dir;
 393
 394         if (xdr_RMDIR3args(&pdu->xdr, &args) == 0) {
 395                 rpc_set_error(rpc, "XDR error: Failed to encode RMDIR3args");
 396                 rpc_free_pdu(rpc, pdu);
 397                 return -2;
 398         }
 399
 400         if (rpc_queue_pdu(rpc, pdu) != 0) {
 401                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/rmdir call");
 402                 rpc_free_pdu(rpc, pdu);
 403                 return -3;
 404         }
 405
 406         return 0;
 407 }
 408
 409
 410
 411 int rpc_nfs_create_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *file, int mode, void *private_data)
 412 {
 413         struct rpc_pdu *pdu;
 414         CREATE3args args;
 415
 416         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_CREATE, cb, private_data, (xdrproc_t)xdr_CREATE3res, sizeof(CREATE3res));
 417         if (pdu == NULL) {
 418                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/create call");
 419                 return -1;
 420         }
 421
 422         bzero(&args, sizeof(CREATE3args));
 423         args.where.dir.data.data_len = fh->data.data_len;
 424         args.where.dir.data.data_val = fh->data.data_val;
 425         args.where.name = file;
 426         args.how.mode = UNCHECKED;
 427         args.how.createhow3_u.obj_attributes.mode.set_it = 1;
 428         args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = mode;
 429
 430         if (xdr_CREATE3args(&pdu->xdr, &args) == 0) {
 431                 rpc_set_error(rpc, "XDR error: Failed to encode CREATE3args");
 432                 rpc_free_pdu(rpc, pdu);
 433                 return -2;
 434         }
 435
 436         if (rpc_queue_pdu(rpc, pdu) != 0) {
 437                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/create call");
 438                 rpc_free_pdu(rpc, pdu);
 439                 return -3;
 440         }
 441
 442         return 0;
 443 }
 444
 445
 446
 447
 448 int rpc_nfs_remove_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *file, void *private_data)
 449 {
 450         struct rpc_pdu *pdu;
 451         REMOVE3args args;
 452
 453         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_REMOVE, cb, private_data, (xdrproc_t)xdr_REMOVE3res, sizeof(REMOVE3res));
 454         if (pdu == NULL) {
 455                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/remove call");
 456                 return -1;
 457         }
 458
 459         bzero(&args, sizeof(REMOVE3args));
 460         args.object.dir.data.data_len = fh->data.data_len;
 461         args.object.dir.data.data_val = fh->data.data_val;
 462         args.object.name = file;
 463
 464         if (xdr_REMOVE3args(&pdu->xdr, &args) == 0) {
 465                 rpc_set_error(rpc, "XDR error: Failed to encode REMOVE3args");
 466                 rpc_free_pdu(rpc, pdu);
 467                 return -2;
 468         }
 469
 470         if (rpc_queue_pdu(rpc, pdu) != 0) {
 471                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/remove call");
 472                 rpc_free_pdu(rpc, pdu);
 473                 return -3;
 474         }
 475
 476         return 0;
 477 }
 478
 479
 480 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)
 481 {
 482         struct rpc_pdu *pdu;
 483         READDIR3args args;
 484
 485         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READDIR, cb, private_data, (xdrproc_t)xdr_READDIR3res, sizeof(READDIR3res));
 486         if (pdu == NULL) {
 487                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/readdir call");
 488                 return -1;
 489         }
 490
 491         bzero(&args, sizeof(READDIR3args));
 492         args.dir.data.data_len = fh->data.data_len;
 493         args.dir.data.data_val = fh->data.data_val;
 494         args.cookie = cookie;
 495         memcpy(&args.cookieverf, cookieverf, sizeof(cookieverf3));
 496         args.count = count;
 497
 498         if (xdr_READDIR3args(&pdu->xdr, &args) == 0) {
 499                 rpc_set_error(rpc, "XDR error: Failed to encode READDIR3args");
 500                 rpc_free_pdu(rpc, pdu);
 501                 return -2;
 502         }
 503
 504         if (rpc_queue_pdu(rpc, pdu) != 0) {
 505                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/readdir call");
 506                 rpc_free_pdu(rpc, pdu);
 507                 return -3;
 508         }
 509
 510         return 0;
 511 }
 512
 513 int rpc_nfs_fsstat_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 514 {
 515         struct rpc_pdu *pdu;
 516         FSSTAT3args args;
 517
 518         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_FSSTAT, cb, private_data, (xdrproc_t)xdr_FSSTAT3res, sizeof(FSSTAT3res));
 519         if (pdu == NULL) {
 520                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/fsstat call");
 521                 return -1;
 522         }
 523
 524         args.fsroot.data.data_len = fh->data.data_len;
 525         args.fsroot.data.data_val = fh->data.data_val;
 526
 527         if (xdr_FSSTAT3args(&pdu->xdr, &args) == 0) {
 528                 rpc_set_error(rpc, "XDR error: Failed to encode FSSTAT3args");
 529                 rpc_free_pdu(rpc, pdu);
 530                 return -2;
 531         }
 532
 533         if (rpc_queue_pdu(rpc, pdu) != 0) {
 534                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/fsstat call");
 535                 rpc_free_pdu(rpc, pdu);
 536                 return -3;
 537         }
 538
 539         return 0;
 540 }
 541
 542 int rpc_nfs_fsinfo_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 543 {
 544         struct rpc_pdu *pdu;
 545         FSINFO3args args;
 546
 547         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_FSINFO, cb, private_data, (xdrproc_t)xdr_FSINFO3res, sizeof(FSINFO3res));
 548         if (pdu == NULL) {
 549                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/fsinfo call");
 550                 return -1;
 551         }
 552
 553         args.fsroot.data.data_len = fh->data.data_len;
 554         args.fsroot.data.data_val = fh->data.data_val;
 555
 556         if (xdr_FSINFO3args(&pdu->xdr, &args) == 0) {
 557                 rpc_set_error(rpc, "XDR error: Failed to encode FSINFO3args");
 558                 rpc_free_pdu(rpc, pdu);
 559                 return -2;
 560         }
 561
 562         if (rpc_queue_pdu(rpc, pdu) != 0) {
 563                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/fsinfo call");
 564                 rpc_free_pdu(rpc, pdu);
 565                 return -3;
 566         }
 567
 568         return 0;
 569 }
 570
 571 int rpc_nfs_readlink_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 572 {
 573         struct rpc_pdu *pdu;
 574         READLINK3args args;
 575
 576         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READLINK, cb, private_data, (xdrproc_t)xdr_READLINK3res, sizeof(READLINK3res));
 577         if (pdu == NULL) {
 578                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/readlink call");
 579                 return -1;
 580         }
 581
 582         args.symlink.data.data_len = fh->data.data_len;
 583         args.symlink.data.data_val = fh->data.data_val;
 584
 585         if (xdr_READLINK3args(&pdu->xdr, &args) == 0) {
 586                 rpc_set_error(rpc, "XDR error: Failed to encode READLINK3args");
 587                 rpc_free_pdu(rpc, pdu);
 588                 return -2;
 589         }
 590
 591         if (rpc_queue_pdu(rpc, pdu) != 0) {
 592                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/readlink call");
 593                 rpc_free_pdu(rpc, pdu);
 594                 return -3;
 595         }
 596
 597         return 0;
 598 }
 599
 600
 601 int rpc_nfs_symlink_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *newname, char *oldpath, void *private_data)
 602 {
 603         struct rpc_pdu *pdu;
 604         SYMLINK3args args;
 605
 606         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_SYMLINK, cb, private_data, (xdrproc_t)xdr_SYMLINK3res, sizeof(SYMLINK3res));
 607         if (pdu == NULL) {
 608                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/symlink call");
 609                 return -1;
 610         }
 611
 612         bzero(&args, sizeof(SYMLINK3args));
 613         args.where.dir.data.data_len = fh->data.data_len;
 614         args.where.dir.data.data_val = fh->data.data_val;
 615         args.where.name = newname;
 616         args.symlink.symlink_attributes.mode.set_it = 1;
 617         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;
 618         args.symlink.symlink_data = oldpath;
 619
 620         if (xdr_SYMLINK3args(&pdu->xdr, &args) == 0) {
 621                 rpc_set_error(rpc, "XDR error: Failed to encode SYMLINK3args");
 622                 rpc_free_pdu(rpc, pdu);
 623                 return -2;
 624         }
 625
 626         if (rpc_queue_pdu(rpc, pdu) != 0) {
 627                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/symlink call");
 628                 rpc_free_pdu(rpc, pdu);
 629                 return -3;
 630         }
 631
 632         return 0;
 633 }
 634
 635
 636
 637
 638 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)
 639 {
 640         struct rpc_pdu *pdu;
 641         RENAME3args args;
 642
 643         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_RENAME, cb, private_data, (xdrproc_t)xdr_RENAME3res, sizeof(RENAME3res));
 644         if (pdu == NULL) {
 645                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/rename call");
 646                 return -1;
 647         }
 648
 649         bzero(&args, sizeof(RENAME3args));
 650         args.from.dir.data.data_len = olddir->data.data_len;
 651         args.from.dir.data.data_val = olddir->data.data_val;
 652         args.from.name = oldname;
 653         args.to.dir.data.data_len = newdir->data.data_len;
 654         args.to.dir.data.data_val = newdir->data.data_val;
 655         args.to.name = newname;
 656
 657         if (xdr_RENAME3args(&pdu->xdr, &args) == 0) {
 658                 rpc_set_error(rpc, "XDR error: Failed to encode RENAME3args");
 659                 rpc_free_pdu(rpc, pdu);
 660                 return -2;
 661         }
 662
 663         if (rpc_queue_pdu(rpc, pdu) != 0) {
 664                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/rename call");
 665                 rpc_free_pdu(rpc, pdu);
 666                 return -3;
 667         }
 668
 669         return 0;
 670 }
 671
 672
 673
 674
 675 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)
 676 {
 677         struct rpc_pdu *pdu;
 678         LINK3args args;
 679
 680         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_LINK, cb, private_data, (xdrproc_t)xdr_LINK3res, sizeof(LINK3res));
 681         if (pdu == NULL) {
 682                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/link call");
 683                 return -1;
 684         }
 685
 686         bzero(&args, sizeof(LINK3args));
 687         args.file.data.data_len = file->data.data_len;
 688         args.file.data.data_val = file->data.data_val;
 689         args.link.dir.data.data_len = newdir->data.data_len;
 690         args.link.dir.data.data_val = newdir->data.data_val;
 691         args.link.name = newname;
 692
 693         if (xdr_LINK3args(&pdu->xdr, &args) == 0) {
 694                 rpc_set_error(rpc, "XDR error: Failed to encode LINK3args");
 695                 rpc_free_pdu(rpc, pdu);
 696                 return -2;
 697         }
 698
 699         if (rpc_queue_pdu(rpc, pdu) != 0) {
 700                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/link call");
 701                 rpc_free_pdu(rpc, pdu);
 702                 return -3;
 703         }
 704
 705         return 0;
 706 }
 707
 708
 709
 710