lib/libnfs-sync.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  * High level api to nfs filesystems
  19  */
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24 #include <strings.h>
  25 #include <sys/types.h>
  26 #include <sys/stat.h>
  27 #include <sys/statvfs.h>
  28 #include <unistd.h>
  29 #include <fcntl.h>
  30 #include <errno.h>
  31 #include <poll.h>
  32 #include "libnfs.h"
  33 #include "libnfs-raw.h"
  34 #include "libnfs-raw-mount.h"
  35 #include "libnfs-raw-nfs.h"
  36
  37 struct sync_cb_data {
  38        int is_finished;
  39        int status;
  40        off_t offset;
  41        void *return_data;
  42        int return_int;
  43 };
  44
  45
  46 static void wait_for_reply(struct nfs_context *nfs, struct sync_cb_data *cb_data)
  47 {
  48         struct pollfd pfd;
  49
  50         for (;;) {
  51                 if (cb_data->is_finished) {
  52                         break;
  53                 }
  54                 pfd.fd = nfs_get_fd(nfs);
  55                 pfd.events = nfs_which_events(nfs);
  56
  57                 if (poll(&pfd, 1, -1) < 0) {
  58                         printf("Poll failed");
  59                         cb_data->status = -EIO;
  60                         break;
  61                 }
  62                 if (nfs_service(nfs, pfd.revents) < 0) {
  63                         printf("nfs_service failed\n");
  64                         cb_data->status = -EIO;
  65                         break;
  66                 }
  67         }
  68 }
  69
  70
  71
  72
  73
  74
  75 /*
  76  * connect to the server and mount the export
  77  */
  78 static void mount_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
  79 {
  80         struct sync_cb_data *cb_data = private_data;
  81
  82         cb_data->is_finished = 1;
  83         cb_data->status = status;
  84
  85         if (status < 0) {
  86                 printf("mount/mnt call failed with \"%s\"\n", (char *)data);
  87                 return;
  88         }
  89 }
  90
  91 int nfs_mount(struct nfs_context *nfs, const char *server, const char *export)
  92 {
  93         struct sync_cb_data cb_data;
  94
  95         cb_data.is_finished = 0;
  96
  97         if (nfs_mount_async(nfs, server, export, mount_cb, &cb_data) != 0) {
  98                 printf("nfs_mount_async failed\n");
  99                 return -1;
 100         }
 101
 102         wait_for_reply(nfs, &cb_data);
 103
 104         return cb_data.status;
 105 }
 106
 107
 108 /*
 109  * stat()
 110  */
 111 static void stat_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 112 {
 113         struct sync_cb_data *cb_data = private_data;
 114
 115         cb_data->is_finished = 1;
 116         cb_data->status = status;
 117
 118         if (status < 0) {
 119                 printf("stat call failed with \"%s\"\n", (char *)data);
 120                 return;
 121         }
 122
 123         memcpy(cb_data->return_data, data, sizeof(struct stat));
 124 }
 125
 126 int nfs_stat(struct nfs_context *nfs, const char *path, struct stat *st)
 127 {
 128         struct sync_cb_data cb_data;
 129
 130         cb_data.is_finished = 0;
 131         cb_data.return_data = st;
 132
 133         if (nfs_stat_async(nfs, path, stat_cb, &cb_data) != 0) {
 134                 printf("nfs_stat_async failed\n");
 135                 return -1;
 136         }
 137
 138         wait_for_reply(nfs, &cb_data);
 139
 140         return cb_data.status;
 141 }
 142
 143
 144
 145
 146 /*
 147  * open()
 148  */
 149 static void open_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 150 {
 151         struct sync_cb_data *cb_data = private_data;
 152         struct nfsfh *fh, **nfsfh;
 153
 154         cb_data->is_finished = 1;
 155         cb_data->status = status;
 156
 157         if (status < 0) {
 158                 printf("open call failed with \"%s\"\n", (char *)data);
 159                 return;
 160         }
 161
 162         fh    = data;
 163         nfsfh = cb_data->return_data;
 164         *nfsfh = fh;
 165 }
 166
 167 int nfs_open(struct nfs_context *nfs, const char *path, int mode, struct nfsfh **nfsfh)
 168 {
 169         struct sync_cb_data cb_data;
 170
 171         cb_data.is_finished = 0;
 172         cb_data.return_data = nfsfh;
 173
 174         if (nfs_open_async(nfs, path, mode, open_cb, &cb_data) != 0) {
 175                 printf("nfs_open_async failed\n");
 176                 return -1;
 177         }
 178
 179         wait_for_reply(nfs, &cb_data);
 180
 181         return cb_data.status;
 182 }
 183
 184
 185
 186
 187 /*
 188  * pread()
 189  */
 190 static void pread_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 191 {
 192         struct sync_cb_data *cb_data = private_data;
 193         char *buffer;
 194         cb_data->is_finished = 1;
 195         cb_data->status = status;
 196
 197         if (status < 0) {
 198                 printf("pread call failed with \"%s\"\n", (char *)data);
 199                 return;
 200         }
 201
 202         buffer = cb_data->return_data;
 203         memcpy(buffer, (char *)data, status);
 204 }
 205
 206 int nfs_pread(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t offset, size_t count, char *buffer)
 207 {
 208         struct sync_cb_data cb_data;
 209
 210         cb_data.is_finished = 0;
 211         cb_data.return_data = buffer;
 212
 213         if (nfs_pread_async(nfs, nfsfh, offset, count, pread_cb, &cb_data) != 0) {
 214                 printf("nfs_pread_async failed\n");
 215                 return -1;
 216         }
 217
 218         wait_for_reply(nfs, &cb_data);
 219
 220         return cb_data.status;
 221 }
 222
 223 /*
 224  * read()
 225  */
 226 int nfs_read(struct nfs_context *nfs, struct nfsfh *nfsfh, size_t count, char *buffer)
 227 {
 228         return nfs_pread(nfs, nfsfh, nfs_get_current_offset(nfsfh), count, buffer);
 229 }
 230
 231 /*
 232  * close()
 233  */
 234 static void close_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 235 {
 236         struct sync_cb_data *cb_data = private_data;
 237         cb_data->is_finished = 1;
 238         cb_data->status = status;
 239
 240         if (status < 0) {
 241                 printf("close call failed with \"%s\"\n", (char *)data);
 242                 return;
 243         }
 244 }
 245
 246 int nfs_close(struct nfs_context *nfs, struct nfsfh *nfsfh)
 247 {
 248         struct sync_cb_data cb_data;
 249
 250         cb_data.is_finished = 0;
 251
 252         if (nfs_close_async(nfs, nfsfh, close_cb, &cb_data) != 0) {
 253                 printf("nfs_close_async failed\n");
 254                 return -1;
 255         }
 256
 257         wait_for_reply(nfs, &cb_data);
 258
 259         return cb_data.status;
 260 }
 261
 262
 263
 264
 265 /*
 266  * fstat()
 267  */
 268 int nfs_fstat(struct nfs_context *nfs, struct nfsfh *nfsfh, struct stat *st)
 269 {
 270         struct sync_cb_data cb_data;
 271
 272         cb_data.is_finished = 0;
 273         cb_data.return_data = st;
 274
 275         if (nfs_fstat_async(nfs, nfsfh, stat_cb, &cb_data) != 0) {
 276                 printf("nfs_fstat_async failed\n");
 277                 return -1;
 278         }
 279
 280         wait_for_reply(nfs, &cb_data);
 281
 282         return cb_data.status;
 283 }
 284
 285
 286 /*
 287  * pwrite()
 288  */
 289 static void pwrite_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 290 {
 291         struct sync_cb_data *cb_data = private_data;
 292         cb_data->is_finished = 1;
 293         cb_data->status = status;
 294
 295         if (status < 0) {
 296                 printf("pwrite call failed with \"%s\"\n", (char *)data);
 297                 return;
 298         }
 299 }
 300
 301 int nfs_pwrite(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t offset, size_t count, char *buf)
 302 {
 303         struct sync_cb_data cb_data;
 304
 305         cb_data.is_finished = 0;
 306
 307         if (nfs_pwrite_async(nfs, nfsfh, offset, count, buf, pwrite_cb, &cb_data) != 0) {
 308                 printf("nfs_pwrite_async failed\n");
 309                 return -1;
 310         }
 311
 312         wait_for_reply(nfs, &cb_data);
 313
 314         return cb_data.status;
 315 }
 316
 317 /*
 318  * write()
 319  */
 320 int nfs_write(struct nfs_context *nfs, struct nfsfh *nfsfh, size_t count, char *buf)
 321 {
 322         return nfs_pwrite(nfs, nfsfh, nfs_get_current_offset(nfsfh), count, buf);
 323 }
 324
 325
 326 /*
 327  * fsync()
 328  */
 329 static void fsync_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 330 {
 331         struct sync_cb_data *cb_data = private_data;
 332         cb_data->is_finished = 1;
 333         cb_data->status = status;
 334
 335         if (status < 0) {
 336                 printf("fsync call failed with \"%s\"\n", (char *)data);
 337                 return;
 338         }
 339 }
 340
 341 int nfs_fsync(struct nfs_context *nfs, struct nfsfh *nfsfh)
 342 {
 343         struct sync_cb_data cb_data;
 344
 345         cb_data.is_finished = 0;
 346
 347         if (nfs_fsync_async(nfs, nfsfh, fsync_cb, &cb_data) != 0) {
 348                 printf("nfs_fsync_async failed\n");
 349                 return -1;
 350         }
 351
 352         wait_for_reply(nfs, &cb_data);
 353
 354         return cb_data.status;
 355 }
 356
 357
 358
 359
 360 /*
 361  * ftruncate()
 362  */
 363 static void ftruncate_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 364 {
 365         struct sync_cb_data *cb_data = private_data;
 366         cb_data->is_finished = 1;
 367         cb_data->status = status;
 368
 369         if (status < 0) {
 370                 printf("ftruncate call failed with \"%s\"\n", (char *)data);
 371                 return;
 372         }
 373 }
 374
 375 int nfs_ftruncate(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t length)
 376 {
 377         struct sync_cb_data cb_data;
 378
 379         cb_data.is_finished = 0;
 380
 381         if (nfs_ftruncate_async(nfs, nfsfh, length, ftruncate_cb, &cb_data) != 0) {
 382                 printf("nfs_ftruncate_async failed\n");
 383                 return -1;
 384         }
 385
 386         wait_for_reply(nfs, &cb_data);
 387
 388         return cb_data.status;
 389 }
 390
 391
 392
 393 /*
 394  * truncate()
 395  */
 396 static void truncate_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 397 {
 398         struct sync_cb_data *cb_data = private_data;
 399         cb_data->is_finished = 1;
 400         cb_data->status = status;
 401
 402         if (status < 0) {
 403                 printf("truncate call failed with \"%s\"\n", (char *)data);
 404                 return;
 405         }
 406 }
 407
 408 int nfs_truncate(struct nfs_context *nfs, const char *path, off_t length)
 409 {
 410         struct sync_cb_data cb_data;
 411
 412         cb_data.is_finished = 0;
 413
 414         if (nfs_truncate_async(nfs, path, length, truncate_cb, &cb_data) != 0) {
 415                 printf("nfs_ftruncate_async failed\n");
 416                 return -1;
 417         }
 418
 419         wait_for_reply(nfs, &cb_data);
 420
 421         return cb_data.status;
 422 }
 423
 424
 425
 426
 427
 428 /*
 429  * mkdir()
 430  */
 431 static void mkdir_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 432 {
 433         struct sync_cb_data *cb_data = private_data;
 434         cb_data->is_finished = 1;
 435         cb_data->status = status;
 436
 437         if (status < 0) {
 438                 printf("mkdir call failed with \"%s\"\n", (char *)data);
 439                 return;
 440         }
 441 }
 442
 443 int nfs_mkdir(struct nfs_context *nfs, const char *path)
 444 {
 445         struct sync_cb_data cb_data;
 446
 447         cb_data.is_finished = 0;
 448
 449         if (nfs_mkdir_async(nfs, path, mkdir_cb, &cb_data) != 0) {
 450                 printf("nfs_mkdir_async failed\n");
 451                 return -1;
 452         }
 453
 454         wait_for_reply(nfs, &cb_data);
 455
 456         return cb_data.status;
 457 }
 458
 459
 460
 461
 462
 463 /*
 464  * rmdir()
 465  */
 466 static void rmdir_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 467 {
 468         struct sync_cb_data *cb_data = private_data;
 469         cb_data->is_finished = 1;
 470         cb_data->status = status;
 471
 472         if (status < 0) {
 473                 printf("rmdir call failed with \"%s\"\n", (char *)data);
 474                 return;
 475         }
 476 }
 477
 478 int nfs_rmdir(struct nfs_context *nfs, const char *path)
 479 {
 480         struct sync_cb_data cb_data;
 481
 482         cb_data.is_finished = 0;
 483
 484         if (nfs_rmdir_async(nfs, path, rmdir_cb, &cb_data) != 0) {
 485                 printf("nfs_rmdir_async failed\n");
 486                 return -1;
 487         }
 488
 489         wait_for_reply(nfs, &cb_data);
 490
 491         return cb_data.status;
 492 }
 493
 494
 495
 496 /*
 497  * creat()
 498  */
 499 static void creat_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 500 {
 501         struct sync_cb_data *cb_data = private_data;
 502         struct nfsfh *fh, **nfsfh;
 503
 504         cb_data->is_finished = 1;
 505         cb_data->status = status;
 506
 507         if (status < 0) {
 508                 printf("creat call failed with \"%s\"\n", (char *)data);
 509                 return;
 510         }
 511
 512         fh    = data;
 513         nfsfh = cb_data->return_data;
 514         *nfsfh = fh;
 515 }
 516
 517 int nfs_creat(struct nfs_context *nfs, const char *path, int mode, struct nfsfh **nfsfh)
 518 {
 519         struct sync_cb_data cb_data;
 520
 521         cb_data.is_finished = 0;
 522         cb_data.return_data = nfsfh;
 523
 524         if (nfs_creat_async(nfs, path, mode, creat_cb, &cb_data) != 0) {
 525                 printf("nfs_creat_async failed\n");
 526                 return -1;
 527         }
 528
 529         wait_for_reply(nfs, &cb_data);
 530
 531         return cb_data.status;
 532 }
 533
 534
 535
 536
 537 /*
 538  * unlink()
 539  */
 540 static void unlink_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 541 {
 542         struct sync_cb_data *cb_data = private_data;
 543
 544         cb_data->is_finished = 1;
 545         cb_data->status = status;
 546
 547         if (status < 0) {
 548                 printf("unlink call failed with \"%s\"\n", (char *)data);
 549                 return;
 550         }
 551 }
 552
 553 int nfs_unlink(struct nfs_context *nfs, const char *path)
 554 {
 555         struct sync_cb_data cb_data;
 556
 557         cb_data.is_finished = 0;
 558
 559         if (nfs_unlink_async(nfs, path, unlink_cb, &cb_data) != 0) {
 560                 printf("nfs_unlink_async failed\n");
 561                 return -1;
 562         }
 563
 564         wait_for_reply(nfs, &cb_data);
 565
 566         return cb_data.status;
 567 }
 568
 569
 570
 571 /*
 572  * opendir()
 573  */
 574 static void opendir_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 575 {
 576         struct sync_cb_data *cb_data = private_data;
 577         struct nfsdir *dir, **nfsdir;
 578
 579         cb_data->is_finished = 1;
 580         cb_data->status = status;
 581
 582         if (status < 0) {
 583                 printf("opendir call failed with \"%s\"\n", (char *)data);
 584                 return;
 585         }
 586
 587         dir     = data;
 588         nfsdir  = cb_data->return_data;
 589         *nfsdir = dir;
 590 }
 591
 592 int nfs_opendir(struct nfs_context *nfs, const char *path, struct nfsdir **nfsdir)
 593 {
 594         struct sync_cb_data cb_data;
 595
 596         cb_data.is_finished = 0;
 597         cb_data.return_data = nfsdir;
 598
 599         if (nfs_opendir_async(nfs, path, opendir_cb, &cb_data) != 0) {
 600                 printf("nfs_opendir_async failed\n");
 601                 return -1;
 602         }
 603
 604         wait_for_reply(nfs, &cb_data);
 605
 606         return cb_data.status;
 607 }
 608
 609
 610 /*
 611  * lseek()
 612  */
 613 static void lseek_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 614 {
 615         struct sync_cb_data *cb_data = private_data;
 616
 617         cb_data->is_finished = 1;
 618         cb_data->status = status;
 619
 620         if (status < 0) {
 621                 printf("lseek call failed with \"%s\"\n", (char *)data);
 622                 return;
 623         }
 624
 625         if (cb_data->return_data != NULL) {
 626                 memcpy(cb_data->return_data, data, sizeof(off_t));
 627         }
 628 }
 629
 630 int nfs_lseek(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t offset, int whence, off_t *current_offset)
 631 {
 632         struct sync_cb_data cb_data;
 633
 634         cb_data.is_finished = 0;
 635         cb_data.return_data = current_offset;
 636
 637         if (nfs_lseek_async(nfs, nfsfh, offset, whence, lseek_cb, &cb_data) != 0) {
 638                 printf("nfs_lseek_async failed\n");
 639                 return -1;
 640         }
 641
 642         wait_for_reply(nfs, &cb_data);
 643
 644         return cb_data.status;
 645 }
 646
 647
 648
 649 /*
 650  * statvfs()
 651  */
 652 static void statvfs_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 653 {
 654         struct sync_cb_data *cb_data = private_data;
 655
 656         cb_data->is_finished = 1;
 657         cb_data->status = status;
 658
 659         if (status < 0) {
 660                 printf("statvfs call failed with \"%s\"\n", (char *)data);
 661                 return;
 662         }
 663
 664         memcpy(cb_data->return_data, data, sizeof(struct statvfs));
 665 }
 666
 667 int nfs_statvfs(struct nfs_context *nfs, const char *path, struct statvfs *svfs)
 668 {
 669         struct sync_cb_data cb_data;
 670
 671         cb_data.is_finished = 0;
 672         cb_data.return_data = svfs;
 673
 674         if (nfs_statvfs_async(nfs, path, statvfs_cb, &cb_data) != 0) {
 675                 printf("nfs_statvfs_async failed\n");
 676                 return -1;
 677         }
 678
 679         wait_for_reply(nfs, &cb_data);
 680
 681         return cb_data.status;
 682 }
 683
 684
 685
 686
 687
 688 /*
 689  * readlink()
 690  */
 691 static void readlink_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 692 {
 693         struct sync_cb_data *cb_data = private_data;
 694
 695         cb_data->is_finished = 1;
 696         cb_data->status = status;
 697
 698         if (status < 0) {
 699                 printf("readlink call failed with \"%s\"\n", (char *)data);
 700                 return;
 701         }
 702
 703         if (strlen(data) > (size_t)cb_data->return_int) {
 704                 printf("Too small buffer for readlink\n");
 705                 cb_data->status = -ENAMETOOLONG;
 706                 return;
 707         }
 708
 709         memcpy(cb_data->return_data, data, strlen(data)+1);
 710 }
 711
 712 int nfs_readlink(struct nfs_context *nfs, const char *path, char *buf, int bufsize)
 713 {
 714         struct sync_cb_data cb_data;
 715
 716         cb_data.is_finished = 0;
 717         cb_data.return_data = buf;
 718         cb_data.return_int  = bufsize;
 719
 720         if (nfs_readlink_async(nfs, path, readlink_cb, &cb_data) != 0) {
 721                 printf("nfs_readlink_async failed\n");
 722                 return -1;
 723         }
 724
 725         wait_for_reply(nfs, &cb_data);
 726
 727         return cb_data.status;
 728 }
 729
 730
 731
 732 /*
 733  * chmod()
 734  */
 735 static void chmod_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 736 {
 737         struct sync_cb_data *cb_data = private_data;
 738
 739         cb_data->is_finished = 1;
 740         cb_data->status = status;
 741
 742         if (status < 0) {
 743                 printf("chmod call failed with \"%s\"\n", (char *)data);
 744                 return;
 745         }
 746 }
 747
 748 int nfs_chmod(struct nfs_context *nfs, const char *path, int mode)
 749 {
 750         struct sync_cb_data cb_data;
 751
 752         cb_data.is_finished = 0;
 753
 754         if (nfs_chmod_async(nfs, path, mode, chmod_cb, &cb_data) != 0) {
 755                 printf("nfs_chmod_async failed\n");
 756                 return -1;
 757         }
 758
 759         wait_for_reply(nfs, &cb_data);
 760
 761         return cb_data.status;
 762 }
 763
 764
 765
 766
 767 /*
 768  * fchmod()
 769  */
 770 static void fchmod_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 771 {
 772         struct sync_cb_data *cb_data = private_data;
 773
 774         cb_data->is_finished = 1;
 775         cb_data->status = status;
 776
 777         if (status < 0) {
 778                 printf("fchmod call failed with \"%s\"\n", (char *)data);
 779                 return;
 780         }
 781 }
 782
 783 int nfs_fchmod(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode)
 784 {
 785         struct sync_cb_data cb_data;
 786
 787         cb_data.is_finished = 0;
 788
 789         if (nfs_fchmod_async(nfs, nfsfh, mode, fchmod_cb, &cb_data) != 0) {
 790                 printf("nfs_fchmod_async failed\n");
 791                 return -1;
 792         }
 793
 794         wait_for_reply(nfs, &cb_data);
 795
 796         return cb_data.status;
 797 }
 798
 799
 800
 801
 802 /*
 803  * chown()
 804  */
 805 static void chown_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 806 {
 807         struct sync_cb_data *cb_data = private_data;
 808
 809         cb_data->is_finished = 1;
 810         cb_data->status = status;
 811
 812         if (status < 0) {
 813                 printf("chown call failed with \"%s\"\n", (char *)data);
 814                 return;
 815         }
 816 }
 817
 818 int nfs_chown(struct nfs_context *nfs, const char *path, int uid, int gid)
 819 {
 820         struct sync_cb_data cb_data;
 821
 822         cb_data.is_finished = 0;
 823
 824         if (nfs_chown_async(nfs, path, uid, gid, chown_cb, &cb_data) != 0) {
 825                 printf("nfs_chown_async failed\n");
 826                 return -1;
 827         }
 828
 829         wait_for_reply(nfs, &cb_data);
 830
 831         return cb_data.status;
 832 }
 833
 834 /*
 835  * fchown()
 836  */
 837 static void fchown_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 838 {
 839         struct sync_cb_data *cb_data = private_data;
 840
 841         cb_data->is_finished = 1;
 842         cb_data->status = status;
 843
 844         if (status < 0) {
 845                 printf("fchown call failed with \"%s\"\n", (char *)data);
 846                 return;
 847         }
 848 }
 849
 850 int nfs_fchown(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid)
 851 {
 852         struct sync_cb_data cb_data;
 853
 854         cb_data.is_finished = 0;
 855
 856         if (nfs_fchown_async(nfs, nfsfh, uid, gid, fchown_cb, &cb_data) != 0) {
 857                 printf("nfs_fchown_async failed\n");
 858                 return -1;
 859         }
 860
 861         wait_for_reply(nfs, &cb_data);
 862
 863         return cb_data.status;
 864 }
 865
 866
 867
 868 /*
 869  * utimes()
 870  */
 871 static void utimes_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 872 {
 873         struct sync_cb_data *cb_data = private_data;
 874
 875         cb_data->is_finished = 1;
 876         cb_data->status = status;
 877
 878         if (status < 0) {
 879                 printf("utimes call failed with \"%s\"\n", (char *)data);
 880                 return;
 881         }
 882 }
 883
 884 int nfs_utimes(struct nfs_context *nfs, const char *path, struct timeval *times)
 885 {
 886         struct sync_cb_data cb_data;
 887
 888         cb_data.is_finished = 0;
 889
 890         if (nfs_utimes_async(nfs, path, times, utimes_cb, &cb_data) != 0) {
 891                 printf("nfs_utimes_async failed\n");
 892                 return -1;
 893         }
 894
 895         wait_for_reply(nfs, &cb_data);
 896
 897         return cb_data.status;
 898 }
 899
 900
 901
 902 /*
 903  * utime()
 904  */
 905 static void utime_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 906 {
 907         struct sync_cb_data *cb_data = private_data;
 908
 909         cb_data->is_finished = 1;
 910         cb_data->status = status;
 911
 912         if (status < 0) {
 913                 printf("utime call failed with \"%s\"\n", (char *)data);
 914                 return;
 915         }
 916 }
 917
 918 int nfs_utime(struct nfs_context *nfs, const char *path, struct utimbuf *times)
 919 {
 920         struct sync_cb_data cb_data;
 921
 922         cb_data.is_finished = 0;
 923
 924         if (nfs_utime_async(nfs, path, times, utime_cb, &cb_data) != 0) {
 925                 printf("nfs_utimes_async failed\n");
 926                 return -1;
 927         }
 928
 929         wait_for_reply(nfs, &cb_data);
 930
 931         return cb_data.status;
 932 }
 933
 934
 935
 936
 937 /*
 938  * access()
 939  */
 940 static void access_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 941 {
 942         struct sync_cb_data *cb_data = private_data;
 943
 944         cb_data->is_finished = 1;
 945         cb_data->status = status;
 946
 947         if (status < 0) {
 948                 printf("access call failed with \"%s\"\n", (char *)data);
 949                 return;
 950         }
 951 }
 952
 953 int nfs_access(struct nfs_context *nfs, const char *path, int mode)
 954 {
 955         struct sync_cb_data cb_data;
 956
 957         cb_data.is_finished = 0;
 958
 959         if (nfs_access_async(nfs, path, mode, access_cb, &cb_data) != 0) {
 960                 printf("nfs_access_async failed\n");
 961                 return -1;
 962         }
 963
 964         wait_for_reply(nfs, &cb_data);
 965
 966         return cb_data.status;
 967 }
 968
 969
 970
 971 /*
 972  * symlink()
 973  */
 974 static void symlink_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
 975 {
 976         struct sync_cb_data *cb_data = private_data;
 977
 978         cb_data->is_finished = 1;
 979         cb_data->status = status;
 980
 981         if (status < 0) {
 982                 printf("symlink call failed with \"%s\"\n", (char *)data);
 983                 return;
 984         }
 985 }
 986
 987 int nfs_symlink(struct nfs_context *nfs, const char *oldpath, const char *newpath)
 988 {
 989         struct sync_cb_data cb_data;
 990
 991         cb_data.is_finished = 0;
 992
 993         if (nfs_symlink_async(nfs, oldpath, newpath, symlink_cb, &cb_data) != 0) {
 994                 printf("nfs_symlink_async failed\n");
 995                 return -1;
 996         }
 997
 998         wait_for_reply(nfs, &cb_data);
 999
1000         return cb_data.status;
1001 }
1002
1003
1004
1005 /*
1006  * rename()
1007  */
1008 static void rename_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
1009 {
1010         struct sync_cb_data *cb_data = private_data;
1011
1012         cb_data->is_finished = 1;
1013         cb_data->status = status;
1014
1015         if (status < 0) {
1016                 printf("rename call failed with \"%s\"\n", (char *)data);
1017                 return;
1018         }
1019 }
1020
1021 int nfs_rename(struct nfs_context *nfs, const char *oldpath, const char *newpath)
1022 {
1023         struct sync_cb_data cb_data;
1024
1025         cb_data.is_finished = 0;
1026
1027         if (nfs_rename_async(nfs, oldpath, newpath, rename_cb, &cb_data) != 0) {
1028                 printf("nfs_rename_async failed\n");
1029                 return -1;
1030         }
1031
1032         wait_for_reply(nfs, &cb_data);
1033
1034         return cb_data.status;
1035 }
1036
1037
1038
1039 /*
1040  * link()
1041  */
1042 static void link_cb(int status, struct nfs_context *nfs _U_, void *data, void *private_data)
1043 {
1044         struct sync_cb_data *cb_data = private_data;
1045
1046         cb_data->is_finished = 1;
1047         cb_data->status = status;
1048
1049         if (status < 0) {
1050                 printf("link call failed with \"%s\"\n", (char *)data);
1051                 return;
1052         }
1053 }
1054
1055 int nfs_link(struct nfs_context *nfs, const char *oldpath, const char *newpath)
1056 {
1057         struct sync_cb_data cb_data;
1058
1059         cb_data.is_finished = 0;
1060
1061         if (nfs_link_async(nfs, oldpath, newpath, link_cb, &cb_data) != 0) {
1062                 printf("nfs_link_async failed\n");
1063                 return -1;
1064         }
1065
1066         wait_for_reply(nfs, &cb_data);
1067
1068         return cb_data.status;
1069 }