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 <rpc/rpc.h>
  28 #include <rpc/xdr.h>
  29 #include "libnfs.h"
  30 #include "libnfs-raw.h"
  31 #include "libnfs-private.h"
  32 #include "libnfs-raw-nfs.h"
  33
  34 char *nfsstat3_to_str(int error)
  35 {
  36         switch (error) {
  37         case NFS3_OK: return "NFS3_OK"; break;
  38         case NFS3ERR_PERM: return "NFS3ERR_PERM"; break;
  39         case NFS3ERR_NOENT: return "NFS3ERR_NOENT"; break;
  40         case NFS3ERR_IO: return "NFS3ERR_IO"; break;
  41         case NFS3ERR_NXIO: return "NFS3ERR_NXIO"; break;
  42         case NFS3ERR_ACCES: return "NFS3ERR_ACCES"; break;
  43         case NFS3ERR_EXIST: return "NFS3ERR_EXIST"; break;
  44         case NFS3ERR_XDEV: return "NFS3ERR_XDEV"; break;
  45         case NFS3ERR_NODEV: return "NFS3ERR_NODEV"; break;
  46         case NFS3ERR_NOTDIR: return "NFS3ERR_NOTDIR"; break;
  47         case NFS3ERR_ISDIR: return "NFS3ERR_ISDIR"; break;
  48         case NFS3ERR_INVAL: return "NFS3ERR_INVAL"; break;
  49         case NFS3ERR_FBIG: return "NFS3ERR_FBIG"; break;
  50         case NFS3ERR_NOSPC: return "NFS3ERR_NOSPC"; break;
  51         case NFS3ERR_ROFS: return "NFS3ERR_ROFS"; break;
  52         case NFS3ERR_MLINK: return "NFS3ERR_MLINK"; break;
  53         case NFS3ERR_NAMETOOLONG: return "NFS3ERR_NAMETOOLONG"; break;
  54         case NFS3ERR_NOTEMPTY: return "NFS3ERR_NOTEMPTY"; break;
  55         case NFS3ERR_DQUOT: return "NFS3ERR_DQUOT"; break;
  56         case NFS3ERR_STALE: return "NFS3ERR_STALE"; break;
  57         case NFS3ERR_REMOTE: return "NFS3ERR_REMOTE"; break;
  58         case NFS3ERR_BADHANDLE: return "NFS3ERR_BADHANDLE"; break;
  59         case NFS3ERR_NOT_SYNC: return "NFS3ERR_NOT_SYNC"; break;
  60         case NFS3ERR_BAD_COOKIE: return "NFS3ERR_BAD_COOKIE"; break;
  61         case NFS3ERR_NOTSUPP: return "NFS3ERR_NOTSUPP"; break;
  62         case NFS3ERR_TOOSMALL: return "NFS3ERR_TOOSMALL"; break;
  63         case NFS3ERR_SERVERFAULT: return "NFS3ERR_SERVERFAULT"; break;
  64         case NFS3ERR_BADTYPE: return "NFS3ERR_BADTYPE"; break;
  65         case NFS3ERR_JUKEBOX: return "NFS3ERR_JUKEBOX"; break;
  66         };
  67         return "unknown nfs error";
  68 }
  69
  70 int nfsstat3_to_errno(int error)
  71 {
  72         switch (error) {
  73         case NFS3_OK:             return 0; break;
  74         case NFS3ERR_PERM:        return -EPERM; break;
  75         case NFS3ERR_NOENT:       return -ENOENT; break;
  76         case NFS3ERR_IO:          return -EIO; break;
  77         case NFS3ERR_NXIO:        return -ENXIO; break;
  78         case NFS3ERR_ACCES:       return -EACCES; break;
  79         case NFS3ERR_EXIST:       return -EEXIST; break;
  80         case NFS3ERR_XDEV:        return -EXDEV; break;
  81         case NFS3ERR_NODEV:       return -ENODEV; break;
  82         case NFS3ERR_NOTDIR:      return -ENOTDIR; break;
  83         case NFS3ERR_ISDIR:       return -EISDIR; break;
  84         case NFS3ERR_INVAL:       return -EINVAL; break;
  85         case NFS3ERR_FBIG:        return -EFBIG; break;
  86         case NFS3ERR_NOSPC:       return -ENOSPC; break;
  87         case NFS3ERR_ROFS:        return -EROFS; break;
  88         case NFS3ERR_MLINK:       return -EMLINK; break;
  89         case NFS3ERR_NAMETOOLONG: return -ENAMETOOLONG; break;
  90         case NFS3ERR_NOTEMPTY:    return -EEXIST; break;
  91         case NFS3ERR_DQUOT:       return -ERANGE; break;
  92         case NFS3ERR_STALE:       return -EIO; break;
  93         case NFS3ERR_REMOTE:      return -EIO; break;
  94         case NFS3ERR_BADHANDLE:   return -EIO; break;
  95         case NFS3ERR_NOT_SYNC:    return -EIO; break;
  96         case NFS3ERR_BAD_COOKIE:  return -EIO; break;
  97         case NFS3ERR_NOTSUPP:     return -EINVAL; break;
  98         case NFS3ERR_TOOSMALL:    return -EIO; break;
  99         case NFS3ERR_SERVERFAULT: return -EIO; break;
 100         case NFS3ERR_BADTYPE:     return -EINVAL; break;
 101         case NFS3ERR_JUKEBOX:     return -EAGAIN; break;
 102         };
 103         return -ERANGE;
 104 }
 105
 106
 107 int rpc_nfs_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 108 {
 109         struct rpc_pdu *pdu;
 110
 111         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_NULL, cb, private_data, (xdrproc_t)xdr_void, 0);
 112         if (pdu == NULL) {
 113                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/null call");
 114                 return -1;
 115         }
 116
 117         if (rpc_queue_pdu(rpc, pdu) != 0) {
 118                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/null call");
 119                 rpc_free_pdu(rpc, pdu);
 120                 return -2;
 121         }
 122
 123         return 0;
 124 }
 125
 126 int rpc_nfs_getattr_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 127 {
 128         struct rpc_pdu *pdu;
 129         GETATTR3args args;
 130
 131         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_GETATTR, cb, private_data, (xdrproc_t)xdr_GETATTR3res, sizeof(GETATTR3res));
 132         if (pdu == NULL) {
 133                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/null call");
 134                 return -1;
 135         }
 136
 137         args.object.data.data_len = fh->data.data_len;
 138         args.object.data.data_val = fh->data.data_val;
 139
 140         if (xdr_GETATTR3args(&pdu->xdr, &args) == 0) {
 141                 rpc_set_error(rpc, "XDR error: Failed to encode GETATTR3args");
 142                 rpc_free_pdu(rpc, pdu);
 143                 return -2;
 144         }
 145
 146         if (rpc_queue_pdu(rpc, pdu) != 0) {
 147                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/null call");
 148                 rpc_free_pdu(rpc, pdu);
 149                 return -3;
 150         }
 151
 152         return 0;
 153 }
 154
 155 int rpc_nfs_lookup_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *name, void *private_data)
 156 {
 157         struct rpc_pdu *pdu;
 158         LOOKUP3args args;
 159
 160         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_LOOKUP, cb, private_data, (xdrproc_t)xdr_LOOKUP3res, sizeof(LOOKUP3res));
 161         if (pdu == NULL) {
 162                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/lookup call");
 163                 return -1;
 164         }
 165
 166         args.what.dir.data.data_len = fh->data.data_len;
 167         args.what.dir.data.data_val = fh->data.data_val;
 168         args.what.name              = name;
 169
 170         if (xdr_LOOKUP3args(&pdu->xdr, &args) == 0) {
 171                 rpc_set_error(rpc, "XDR error: Failed to encode LOOKUP3args");
 172                 rpc_free_pdu(rpc, pdu);
 173                 return -2;
 174         }
 175
 176         if (rpc_queue_pdu(rpc, pdu) != 0) {
 177                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/lookup call");
 178                 rpc_free_pdu(rpc, pdu);
 179                 return -3;
 180         }
 181
 182         return 0;
 183 }
 184
 185
 186 int rpc_nfs_access_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, int access, void *private_data)
 187 {
 188         struct rpc_pdu *pdu;
 189         ACCESS3args args;
 190
 191         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_ACCESS, cb, private_data, (xdrproc_t)xdr_ACCESS3res, sizeof(ACCESS3res));
 192         if (pdu == NULL) {
 193                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/access call");
 194                 return -1;
 195         }
 196
 197         args.object.data.data_len = fh->data.data_len;
 198         args.object.data.data_val = fh->data.data_val;
 199         args.access = access;
 200
 201         if (xdr_ACCESS3args(&pdu->xdr, &args) == 0) {
 202                 rpc_set_error(rpc, "XDR error: Failed to encode ACCESS3args");
 203                 rpc_free_pdu(rpc, pdu);
 204                 return -2;
 205         }
 206
 207         if (rpc_queue_pdu(rpc, pdu) != 0) {
 208                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/access call");
 209                 rpc_free_pdu(rpc, pdu);
 210                 return -3;
 211         }
 212
 213         return 0;
 214 }
 215
 216
 217
 218 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)
 219 {
 220         struct rpc_pdu *pdu;
 221         READ3args args;
 222
 223         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READ, cb, private_data, (xdrproc_t)xdr_READ3res, sizeof(READ3res));
 224         if (pdu == NULL) {
 225                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/read call");
 226                 return -1;
 227         }
 228
 229         args.file.data.data_len = fh->data.data_len;
 230         args.file.data.data_val = fh->data.data_val;
 231         args.offset = offset;
 232         args.count = count;
 233
 234         if (xdr_READ3args(&pdu->xdr, &args) == 0) {
 235                 rpc_set_error(rpc, "XDR error: Failed to encode READ3args");
 236                 rpc_free_pdu(rpc, pdu);
 237                 return -2;
 238         }
 239
 240         if (rpc_queue_pdu(rpc, pdu) != 0) {
 241                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/read call");
 242                 rpc_free_pdu(rpc, pdu);
 243                 return -3;
 244         }
 245
 246         return 0;
 247 }
 248
 249
 250 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)
 251 {
 252         struct rpc_pdu *pdu;
 253         WRITE3args args;
 254
 255         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_WRITE, cb, private_data, (xdrproc_t)xdr_WRITE3res, sizeof(WRITE3res));
 256         if (pdu == NULL) {
 257                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/write call");
 258                 return -1;
 259         }
 260
 261         args.file.data.data_len = fh->data.data_len;
 262         args.file.data.data_val = fh->data.data_val;
 263         args.offset = offset;
 264         args.count  = count;
 265         args.stable = stable_how;;
 266         args.data.data_len = count;
 267         args.data.data_val = buf;
 268
 269         if (xdr_WRITE3args(&pdu->xdr, &args) == 0) {
 270                 rpc_set_error(rpc, "XDR error: Failed to encode WRITE3args");
 271                 rpc_free_pdu(rpc, pdu);
 272                 return -2;
 273         }
 274
 275         if (rpc_queue_pdu(rpc, pdu) != 0) {
 276                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/write call");
 277                 rpc_free_pdu(rpc, pdu);
 278                 return -3;
 279         }
 280
 281         return 0;
 282 }
 283
 284
 285
 286 int rpc_nfs_commit_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 287 {
 288         struct rpc_pdu *pdu;
 289         COMMIT3args args;
 290
 291         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_COMMIT, cb, private_data, (xdrproc_t)xdr_COMMIT3res, sizeof(COMMIT3res));
 292         if (pdu == NULL) {
 293                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/commit call");
 294                 return -1;
 295         }
 296
 297         args.file.data.data_len = fh->data.data_len;
 298         args.file.data.data_val = fh->data.data_val;
 299         args.offset = 0;
 300         args.count  = 0;
 301
 302         if (xdr_COMMIT3args(&pdu->xdr, &args) == 0) {
 303                 rpc_set_error(rpc, "XDR error: Failed to encode WRITE3args");
 304                 rpc_free_pdu(rpc, pdu);
 305                 return -2;
 306         }
 307
 308         if (rpc_queue_pdu(rpc, pdu) != 0) {
 309                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/commit call");
 310                 rpc_free_pdu(rpc, pdu);
 311                 return -3;
 312         }
 313
 314         return 0;
 315 }
 316
 317
 318 int rpc_nfs_setattr_async(struct rpc_context *rpc, rpc_cb cb, SETATTR3args *args, void *private_data)
 319 {
 320         struct rpc_pdu *pdu;
 321
 322         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_SETATTR, cb, private_data, (xdrproc_t)xdr_SETATTR3res, sizeof(SETATTR3res));
 323         if (pdu == NULL) {
 324                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/setattr call");
 325                 return -1;
 326         }
 327
 328         if (xdr_SETATTR3args(&pdu->xdr, args) == 0) {
 329                 rpc_set_error(rpc, "XDR error: Failed to encode SETATTR3args");
 330                 rpc_free_pdu(rpc, pdu);
 331                 return -2;
 332         }
 333
 334         if (rpc_queue_pdu(rpc, pdu) != 0) {
 335                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/setattr call");
 336                 rpc_free_pdu(rpc, pdu);
 337                 return -3;
 338         }
 339
 340         return 0;
 341 }
 342
 343
 344
 345 int rpc_nfs_mkdir_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *dir, void *private_data)
 346 {
 347         struct rpc_pdu *pdu;
 348         MKDIR3args args;
 349
 350         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_MKDIR, cb, private_data, (xdrproc_t)xdr_MKDIR3res, sizeof(MKDIR3res));
 351         if (pdu == NULL) {
 352                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/setattr call");
 353                 return -1;
 354         }
 355
 356         memset(&args, 0, sizeof(MKDIR3args));
 357         args.where.dir.data.data_len = fh->data.data_len;
 358         args.where.dir.data.data_val = fh->data.data_val;
 359         args.where.name = dir;
 360         args.attributes.mode.set_it = 1;
 361         args.attributes.mode.set_mode3_u.mode = 0755;
 362
 363         if (xdr_MKDIR3args(&pdu->xdr, &args) == 0) {
 364                 rpc_set_error(rpc, "XDR error: Failed to encode MKDIR3args");
 365                 rpc_free_pdu(rpc, pdu);
 366                 return -2;
 367         }
 368
 369         if (rpc_queue_pdu(rpc, pdu) != 0) {
 370                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/mkdir call");
 371                 rpc_free_pdu(rpc, pdu);
 372                 return -3;
 373         }
 374
 375         return 0;
 376 }
 377
 378
 379
 380
 381 int rpc_nfs_rmdir_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *dir, void *private_data)
 382 {
 383         struct rpc_pdu *pdu;
 384         RMDIR3args args;
 385
 386         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_RMDIR, cb, private_data, (xdrproc_t)xdr_RMDIR3res, sizeof(RMDIR3res));
 387         if (pdu == NULL) {
 388                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/rmdir call");
 389                 return -1;
 390         }
 391
 392         memset(&args, 0, sizeof(RMDIR3args));
 393         args.object.dir.data.data_len = fh->data.data_len;
 394         args.object.dir.data.data_val = fh->data.data_val;
 395         args.object.name = dir;
 396
 397         if (xdr_RMDIR3args(&pdu->xdr, &args) == 0) {
 398                 rpc_set_error(rpc, "XDR error: Failed to encode RMDIR3args");
 399                 rpc_free_pdu(rpc, pdu);
 400                 return -2;
 401         }
 402
 403         if (rpc_queue_pdu(rpc, pdu) != 0) {
 404                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/rmdir call");
 405                 rpc_free_pdu(rpc, pdu);
 406                 return -3;
 407         }
 408
 409         return 0;
 410 }
 411
 412
 413
 414 int rpc_nfs_create_async(struct rpc_context *rpc, rpc_cb cb, CREATE3args *args, void *private_data)
 415 {
 416         struct rpc_pdu *pdu;
 417
 418         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_CREATE, cb, private_data, (xdrproc_t)xdr_CREATE3res, sizeof(CREATE3res));
 419         if (pdu == NULL) {
 420                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/create call");
 421                 return -1;
 422         }
 423
 424         if (xdr_CREATE3args(&pdu->xdr, args) == 0) {
 425                 rpc_set_error(rpc, "XDR error: Failed to encode CREATE3args");
 426                 rpc_free_pdu(rpc, pdu);
 427                 return -2;
 428         }
 429
 430         if (rpc_queue_pdu(rpc, pdu) != 0) {
 431                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/create call");
 432                 rpc_free_pdu(rpc, pdu);
 433                 return -3;
 434         }
 435
 436         return 0;
 437 }
 438
 439
 440
 441 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)
 442 {
 443         struct rpc_pdu *pdu;
 444         MKNOD3args args;
 445
 446         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_MKNOD, cb, private_data, (xdrproc_t)xdr_MKNOD3res, sizeof(MKNOD3res));
 447         if (pdu == NULL) {
 448                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/mknod call");
 449                 return -1;
 450         }
 451
 452         memset(&args, 0, sizeof(MKNOD3args));
 453         args.where.dir.data.data_len = fh->data.data_len;
 454         args.where.dir.data.data_val = fh->data.data_val;
 455         args.where.name = file;
 456         switch (mode & S_IFMT) {
 457         case S_IFCHR:
 458                 args.what.type = NF3CHR;
 459                 args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_it = 1;
 460                 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);
 461                 args.what.mknoddata3_u.chr_device.spec.specdata1 = major;
 462                 args.what.mknoddata3_u.chr_device.spec.specdata2 = minor;
 463                 break;
 464         case S_IFBLK:
 465                 args.what.type = NF3BLK;
 466                 args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_it = 1;
 467                 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);
 468                 args.what.mknoddata3_u.blk_device.spec.specdata1 = major;
 469                 args.what.mknoddata3_u.blk_device.spec.specdata2 = minor;
 470         case S_IFSOCK:
 471                 args.what.type = NF3SOCK;
 472                 args.what.mknoddata3_u.sock_attributes.mode.set_it = 1;
 473                 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);
 474                 break;
 475         case S_IFIFO:
 476                 args.what.type = NF3FIFO;
 477                 args.what.mknoddata3_u.pipe_attributes.mode.set_it = 1;
 478                 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);
 479                 break;
 480         default:
 481                 rpc_set_error(rpc, "Invalid file type for nfs/mknod call");
 482                 rpc_free_pdu(rpc, pdu);
 483                 return -1;
 484         }
 485
 486         if (xdr_MKNOD3args(&pdu->xdr, &args) == 0) {
 487                 rpc_set_error(rpc, "XDR error: Failed to encode MKNOD3args");
 488                 rpc_free_pdu(rpc, pdu);
 489                 return -2;
 490         }
 491
 492         if (rpc_queue_pdu(rpc, pdu) != 0) {
 493                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/mknod call");
 494                 rpc_free_pdu(rpc, pdu);
 495                 return -3;
 496         }
 497
 498         return 0;
 499 }
 500
 501
 502 int rpc_nfs_remove_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *file, void *private_data)
 503 {
 504         struct rpc_pdu *pdu;
 505         REMOVE3args args;
 506
 507         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_REMOVE, cb, private_data, (xdrproc_t)xdr_REMOVE3res, sizeof(REMOVE3res));
 508         if (pdu == NULL) {
 509                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/remove call");
 510                 return -1;
 511         }
 512
 513         memset(&args, 0, sizeof(REMOVE3args));
 514         args.object.dir.data.data_len = fh->data.data_len;
 515         args.object.dir.data.data_val = fh->data.data_val;
 516         args.object.name = file;
 517
 518         if (xdr_REMOVE3args(&pdu->xdr, &args) == 0) {
 519                 rpc_set_error(rpc, "XDR error: Failed to encode REMOVE3args");
 520                 rpc_free_pdu(rpc, pdu);
 521                 return -2;
 522         }
 523
 524         if (rpc_queue_pdu(rpc, pdu) != 0) {
 525                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/remove call");
 526                 rpc_free_pdu(rpc, pdu);
 527                 return -3;
 528         }
 529
 530         return 0;
 531 }
 532
 533 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)
 534 {
 535         struct rpc_pdu *pdu;
 536         READDIR3args args;
 537
 538         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READDIR, cb, private_data, (xdrproc_t)xdr_READDIR3res, sizeof(READDIR3res));
 539         if (pdu == NULL) {
 540                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/readdir call");
 541                 return -1;
 542         }
 543
 544         memset(&args, 0, sizeof(READDIR3args));
 545         args.dir.data.data_len = fh->data.data_len;
 546         args.dir.data.data_val = fh->data.data_val;
 547         args.cookie = cookie;
 548         memcpy(&args.cookieverf, cookieverf, sizeof(cookieverf3));
 549         args.count = count;
 550
 551         if (xdr_READDIR3args(&pdu->xdr, &args) == 0) {
 552                 rpc_set_error(rpc, "XDR error: Failed to encode READDIR3args");
 553                 rpc_free_pdu(rpc, pdu);
 554                 return -2;
 555         }
 556
 557         if (rpc_queue_pdu(rpc, pdu) != 0) {
 558                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/readdir call");
 559                 rpc_free_pdu(rpc, pdu);
 560                 return -3;
 561         }
 562
 563         return 0;
 564 }
 565
 566 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)
 567 {
 568         struct rpc_pdu *pdu;
 569         READDIRPLUS3args args;
 570
 571         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READDIRPLUS, cb, private_data, (xdrproc_t)xdr_READDIRPLUS3res, sizeof(READDIRPLUS3res));
 572         if (pdu == NULL) {
 573                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/readdirplus call");
 574                 return -1;
 575         }
 576
 577         memset(&args, 0, sizeof(READDIRPLUS3args));
 578         args.dir.data.data_len = fh->data.data_len;
 579         args.dir.data.data_val = fh->data.data_val;
 580         args.cookie = cookie;
 581         memcpy(&args.cookieverf, cookieverf, sizeof(cookieverf3));
 582         args.dircount = count;
 583         args.maxcount = count;
 584
 585         if (xdr_READDIRPLUS3args(&pdu->xdr, &args) == 0) {
 586                 rpc_set_error(rpc, "XDR error: Failed to encode READDIRPLUS3args");
 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/readdirplus call");
 593                 rpc_free_pdu(rpc, pdu);
 594                 return -3;
 595         }
 596
 597         return 0;
 598 }
 599
 600 int rpc_nfs_fsstat_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 601 {
 602         struct rpc_pdu *pdu;
 603         FSSTAT3args args;
 604
 605         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_FSSTAT, cb, private_data, (xdrproc_t)xdr_FSSTAT3res, sizeof(FSSTAT3res));
 606         if (pdu == NULL) {
 607                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/fsstat call");
 608                 return -1;
 609         }
 610
 611         args.fsroot.data.data_len = fh->data.data_len;
 612         args.fsroot.data.data_val = fh->data.data_val;
 613
 614         if (xdr_FSSTAT3args(&pdu->xdr, &args) == 0) {
 615                 rpc_set_error(rpc, "XDR error: Failed to encode FSSTAT3args");
 616                 rpc_free_pdu(rpc, pdu);
 617                 return -2;
 618         }
 619
 620         if (rpc_queue_pdu(rpc, pdu) != 0) {
 621                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/fsstat call");
 622                 rpc_free_pdu(rpc, pdu);
 623                 return -3;
 624         }
 625
 626         return 0;
 627 }
 628
 629 int rpc_nfs_fsinfo_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 630 {
 631         struct rpc_pdu *pdu;
 632         FSINFO3args args;
 633
 634         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_FSINFO, cb, private_data, (xdrproc_t)xdr_FSINFO3res, sizeof(FSINFO3res));
 635         if (pdu == NULL) {
 636                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/fsinfo call");
 637                 return -1;
 638         }
 639
 640         args.fsroot.data.data_len = fh->data.data_len;
 641         args.fsroot.data.data_val = fh->data.data_val;
 642
 643         if (xdr_FSINFO3args(&pdu->xdr, &args) == 0) {
 644                 rpc_set_error(rpc, "XDR error: Failed to encode FSINFO3args");
 645                 rpc_free_pdu(rpc, pdu);
 646                 return -2;
 647         }
 648
 649         if (rpc_queue_pdu(rpc, pdu) != 0) {
 650                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/fsinfo call");
 651                 rpc_free_pdu(rpc, pdu);
 652                 return -3;
 653         }
 654
 655         return 0;
 656 }
 657
 658 int rpc_nfs_readlink_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data)
 659 {
 660         struct rpc_pdu *pdu;
 661         READLINK3args args;
 662
 663         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_READLINK, cb, private_data, (xdrproc_t)xdr_READLINK3res, sizeof(READLINK3res));
 664         if (pdu == NULL) {
 665                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/readlink call");
 666                 return -1;
 667         }
 668
 669         args.symlink.data.data_len = fh->data.data_len;
 670         args.symlink.data.data_val = fh->data.data_val;
 671
 672         if (xdr_READLINK3args(&pdu->xdr, &args) == 0) {
 673                 rpc_set_error(rpc, "XDR error: Failed to encode READLINK3args");
 674                 rpc_free_pdu(rpc, pdu);
 675                 return -2;
 676         }
 677
 678         if (rpc_queue_pdu(rpc, pdu) != 0) {
 679                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/readlink call");
 680                 rpc_free_pdu(rpc, pdu);
 681                 return -3;
 682         }
 683
 684         return 0;
 685 }
 686
 687
 688 int rpc_nfs_symlink_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *newname, char *oldpath, void *private_data)
 689 {
 690         struct rpc_pdu *pdu;
 691         SYMLINK3args args;
 692
 693         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_SYMLINK, cb, private_data, (xdrproc_t)xdr_SYMLINK3res, sizeof(SYMLINK3res));
 694         if (pdu == NULL) {
 695                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/symlink call");
 696                 return -1;
 697         }
 698
 699         memset(&args, 0, sizeof(SYMLINK3args));
 700         args.where.dir.data.data_len = fh->data.data_len;
 701         args.where.dir.data.data_val = fh->data.data_val;
 702         args.where.name = newname;
 703         args.symlink.symlink_attributes.mode.set_it = 1;
 704         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;
 705         args.symlink.symlink_data = oldpath;
 706
 707         if (xdr_SYMLINK3args(&pdu->xdr, &args) == 0) {
 708                 rpc_set_error(rpc, "XDR error: Failed to encode SYMLINK3args");
 709                 rpc_free_pdu(rpc, pdu);
 710                 return -2;
 711         }
 712
 713         if (rpc_queue_pdu(rpc, pdu) != 0) {
 714                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/symlink call");
 715                 rpc_free_pdu(rpc, pdu);
 716                 return -3;
 717         }
 718
 719         return 0;
 720 }
 721
 722
 723
 724
 725 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)
 726 {
 727         struct rpc_pdu *pdu;
 728         RENAME3args args;
 729
 730         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_RENAME, cb, private_data, (xdrproc_t)xdr_RENAME3res, sizeof(RENAME3res));
 731         if (pdu == NULL) {
 732                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/rename call");
 733                 return -1;
 734         }
 735
 736         memset(&args, 0, sizeof(RENAME3args));
 737         args.from.dir.data.data_len = olddir->data.data_len;
 738         args.from.dir.data.data_val = olddir->data.data_val;
 739         args.from.name = oldname;
 740         args.to.dir.data.data_len = newdir->data.data_len;
 741         args.to.dir.data.data_val = newdir->data.data_val;
 742         args.to.name = newname;
 743
 744         if (xdr_RENAME3args(&pdu->xdr, &args) == 0) {
 745                 rpc_set_error(rpc, "XDR error: Failed to encode RENAME3args");
 746                 rpc_free_pdu(rpc, pdu);
 747                 return -2;
 748         }
 749
 750         if (rpc_queue_pdu(rpc, pdu) != 0) {
 751                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/rename call");
 752                 rpc_free_pdu(rpc, pdu);
 753                 return -3;
 754         }
 755
 756         return 0;
 757 }
 758
 759
 760
 761
 762 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)
 763 {
 764         struct rpc_pdu *pdu;
 765         LINK3args args;
 766
 767         pdu = rpc_allocate_pdu(rpc, NFS_PROGRAM, NFS_V3, NFS3_LINK, cb, private_data, (xdrproc_t)xdr_LINK3res, sizeof(LINK3res));
 768         if (pdu == NULL) {
 769                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for nfs/link call");
 770                 return -1;
 771         }
 772
 773         memset(&args, 0, sizeof(LINK3args));
 774         args.file.data.data_len = file->data.data_len;
 775         args.file.data.data_val = file->data.data_val;
 776         args.link.dir.data.data_len = newdir->data.data_len;
 777         args.link.dir.data.data_val = newdir->data.data_val;
 778         args.link.name = newname;
 779
 780         if (xdr_LINK3args(&pdu->xdr, &args) == 0) {
 781                 rpc_set_error(rpc, "XDR error: Failed to encode LINK3args");
 782                 rpc_free_pdu(rpc, pdu);
 783                 return -2;
 784         }
 785
 786         if (rpc_queue_pdu(rpc, pdu) != 0) {
 787                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for nfs/link call");
 788                 rpc_free_pdu(rpc, pdu);
 789                 return -3;
 790         }
 791
 792         return 0;
 793 }
 794
 795
 796
 797