include/libnfs-raw.h

   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  * This is the lowlevel interface to access NFS resources.
  19  * Through this interface you have access to the full gamut of nfs and nfs related
  20  * protocol as well as the XDR encoded/decoded structures.
  21  */
  22 #include <stdint.h>
  23 #include <rpc/rpc.h>
  24 #include <rpc/auth.h>
  25
  26 struct rpc_data {
  27        int size;
  28        unsigned char *data;
  29 };
  30
  31 struct rpc_context;
  32 struct rpc_context *rpc_init_context(void);
  33 void rpc_destroy_context(struct rpc_context *rpc);
  34
  35 void rpc_set_auth(struct rpc_context *rpc, AUTH *auth);
  36
  37 int rpc_get_fd(struct rpc_context *rpc);
  38 int rpc_which_events(struct rpc_context *rpc);
  39 int rpc_service(struct rpc_context *rpc, int revents);
  40 char *rpc_get_error(struct rpc_context *rpc);
  41 int rpc_queue_length(struct rpc_context *rpc);
  42
  43
  44 #define RPC_STATUS_SUCCESS              0
  45 #define RPC_STATUS_ERROR                1
  46 #define RPC_STATUS_CANCEL               2
  47
  48 /*
  49  * Async connection to the tcp port at server:port.
  50  * Function returns
  51  *  0 : The connection was initiated. Once the connection establish finishes, the callback will be invoked.
  52  * <0 : An error occured when trying to set up the connection. The callback will not be invoked.
  53  *
  54  * When the callback is invoked, status indicates the result:
  55  * RPC_STATUS_SUCCESS : The tcp connection was successfully established.
  56  *                      data is NULL.
  57  * RPC_STATUS_ERROR   : The connection failed to establish.
  58  *                      data is the erro string.
  59  * RPC_STATUS_CANCEL  : The connection attempt was aborted before it could complete.
  60  *                    : data is NULL.
  61  */
  62 int rpc_connect_async(struct rpc_context *rpc, const char *server, int port, rpc_cb cb, void *private_data);
  63 /*
  64  * When disconnecting a connection in flight. All commands in flight will be called with the callback
  65  * and status RPC_STATUS_ERROR. Data will be the error string for the disconnection.
  66  */
  67 int rpc_disconnect(struct rpc_context *rpc, char *error);
  68
  69
  70 /*
  71  * PORTMAP FUNCTIONS
  72  */
  73
  74 /*
  75  * Call PORTMAPPER/NULL
  76  * Function returns
  77  *  0 : The connection was initiated. Once the connection establish finishes, the callback will be invoked.
  78  * <0 : An error occured when trying to set up the connection. The callback will not be invoked.
  79  *
  80  * When the callback is invoked, status indicates the result:
  81  * RPC_STATUS_SUCCESS : We got a successful response from the portmapper daemon.
  82  *                      data is NULL.
  83  * RPC_STATUS_ERROR   : An error occured when trying to contact the portmapper.
  84  *                      data is the error string.
  85  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
  86  *                     data is NULL.
  87  */
  88 int rpc_pmap_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data);
  89
  90
  91 /*
  92  * Call PORTMAPPER/GETPORT.
  93  * Function returns
  94  *  0 : The connection was initiated. Once the connection establish finishes, the callback will be invoked.
  95  * <0 : An error occured when trying to set up the connection. The callback will not be invoked.
  96  *
  97  * When the callback is invoked, status indicates the result:
  98  * RPC_STATUS_SUCCESS : We got a successful response from the portmapper daemon.
  99  *                      data is a (uint32_t *), containing the port returned.
 100  * RPC_STATUS_ERROR   : An error occured when trying to contact the portmapper.
 101  *                      data is the error string.
 102  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 103  *                     data is NULL.
 104  */
 105 int rpc_pmap_getport_async(struct rpc_context *rpc, int program, int version, rpc_cb cb, void *private_data);
 106
 107
 108 /*
 109  * Call PORTMAPPER/CALLIT.
 110  * Function returns
 111  *  0 : The connection was initiated. Once the connection establish finishes, the callback will be invoked.
 112  * <0 : An error occured when trying to set up the connection. The callback will not be invoked.
 113  *
 114  * When the callback is invoked, status indicates the result:
 115  * RPC_STATUS_SUCCESS : We got a successful response from the portmapper daemon
 116  *                      data is a 'pmap_call_result' pointer.
 117  * RPC_STATUS_ERROR   : An error occured when trying to contact the portmapper.
 118  *                      data is the error string.
 119  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 120  *                     data is NULL.
 121  */
 122 int rpc_pmap_callit_async(struct rpc_context *rpc, int program, int version, int procedure, const char *data, int datalen, rpc_cb cb, void *private_data);
 123
 124 /*
 125  * MOUNT FUNCTIONS
 126  */
 127 char *mountstat3_to_str(int stat);
 128 int mountstat3_to_errno(int error);
 129
 130 /*
 131  * Call MOUNT/NULL
 132  * Function returns
 133  *  0 : The call was initiated. The callback will be invoked when the call completes.
 134  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 135  *
 136  * When the callback is invoked, status indicates the result:
 137  * RPC_STATUS_SUCCESS : We got a successful response from the mount daemon.
 138  *                      data is NULL.
 139  * RPC_STATUS_ERROR   : An error occured when trying to contact the mount daemon.
 140  *                      data is the error string.
 141  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 142  *                     data is NULL.
 143  */
 144 int rpc_mount_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data);
 145
 146 /*
 147  * Call MOUNT/MNT
 148  * Function returns
 149  *  0 : The call was initiated. The callback will be invoked when the call completes.
 150  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 151  *
 152  * When the callback is invoked, status indicates the result:
 153  * RPC_STATUS_SUCCESS : We got a successful response from the mount daemon.
 154  *                      data is union mountres3.
 155  * RPC_STATUS_ERROR   : An error occured when trying to contact the mount daemon.
 156  *                      data is the error string.
 157  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 158  *                     data is NULL.
 159  */
 160 int rpc_mount_mnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data);
 161
 162 /*
 163  * Call MOUNT/DUMP
 164  * Function returns
 165  *  0 : The call was initiated. The callback will be invoked when the call completes.
 166  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 167  *
 168  * When the callback is invoked, status indicates the result:
 169  * RPC_STATUS_SUCCESS : We got a successful response from the mount daemon.
 170  *                      data is a mountlist.
 171  * RPC_STATUS_ERROR   : An error occured when trying to contact the mount daemon.
 172  *                      data is the error string.
 173  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 174  *                     data is NULL.
 175  */
 176 int rpc_mount_dump_async(struct rpc_context *rpc, rpc_cb cb, void *private_data);
 177
 178 /*
 179  * Call MOUNT/UMNT
 180  * Function returns
 181  *  0 : The call was initiated. The callback will be invoked when the call completes.
 182  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 183  *
 184  * When the callback is invoked, status indicates the result:
 185  * RPC_STATUS_SUCCESS : We got a successful response from the mount daemon.
 186  *                      data NULL.
 187  * RPC_STATUS_ERROR   : An error occured when trying to contact the mount daemon.
 188  *                      data is the error string.
 189  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 190  *                     data is NULL.
 191  */
 192 int rpc_mount_umnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data);
 193
 194 /*
 195  * Call MOUNT/UMNTALL
 196  * Function returns
 197  *  0 : The call was initiated. The callback will be invoked when the call completes.
 198  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 199  *
 200  * When the callback is invoked, status indicates the result:
 201  * RPC_STATUS_SUCCESS : We got a successful response from the mount daemon.
 202  *                      data NULL.
 203  * RPC_STATUS_ERROR   : An error occured when trying to contact the mount daemon.
 204  *                      data is the error string.
 205  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 206  *                     data is NULL.
 207  */
 208 int rpc_mount_umntall_async(struct rpc_context *rpc, rpc_cb cb, void *private_data);
 209
 210 /*
 211  * Call MOUNT/EXPORT
 212  * NOTE: You must include 'libnfs-raw-mount.h' to get the definitions of the
 213  * returned structures.
 214  *
 215  * Function returns
 216  *  0 : The call was initiated. The callback will be invoked when the call completes.
 217  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 218  *
 219  * When the callback is invoked, status indicates the result:
 220  * RPC_STATUS_SUCCESS : We got a successful response from the mount daemon.
 221  *                      data is a pointer to an exports pointer:
 222  *                      exports export = *(exports *)data;
 223  * RPC_STATUS_ERROR   : An error occured when trying to contact the mount daemon.
 224  *                      data is the error string.
 225  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 226  *                     data is NULL.
 227  */
 228 int rpc_mount_export_async(struct rpc_context *rpc, rpc_cb cb, void *private_data);
 229
 230
 231
 232
 233 /*
 234  * NFS FUNCTIONS
 235  */
 236 struct nfs_fh3;
 237 char *nfsstat3_to_str(int error);
 238 int nfsstat3_to_errno(int error);
 239
 240 /*
 241  * Call NFS/NULL
 242  * Function returns
 243  *  0 : The call was initiated. The callback will be invoked when the call completes.
 244  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 245  *
 246  * When the callback is invoked, status indicates the result:
 247  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 248  *                      data is NULL.
 249  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 250  *                      data is the error string.
 251  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 252  *                     data is NULL.
 253  */
 254 int rpc_nfs_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data);
 255
 256 /*
 257  * Call NFS/GETATTR
 258  * Function returns
 259  *  0 : The call was initiated. The callback will be invoked when the call completes.
 260  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 261  *
 262  * When the callback is invoked, status indicates the result:
 263  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 264  *                      data is GETATTR3res
 265  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 266  *                      data is the error string.
 267  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 268  *                     data is NULL.
 269  */
 270 int rpc_nfs_getattr_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data);
 271
 272 /*
 273  * Call NFS/LOOKUP
 274  * Function returns
 275  *  0 : The call was initiated. The callback will be invoked when the call completes.
 276  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 277  *
 278  * When the callback is invoked, status indicates the result:
 279  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 280  *                      data is LOOKUP3res
 281  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 282  *                      data is the error string.
 283  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 284  *                     data is NULL.
 285  */
 286 int rpc_nfs_lookup_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *name, void *private_data);
 287
 288 /*
 289  * Call NFS/ACCESS
 290  * Function returns
 291  *  0 : The call was initiated. The callback will be invoked when the call completes.
 292  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 293  *
 294  * When the callback is invoked, status indicates the result:
 295  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 296  *                      data is ACCESS3res
 297  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 298  *                      data is the error string.
 299  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 300  *                     data is NULL.
 301  */
 302 int rpc_nfs_access_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, int access, void *private_data);
 303
 304 /*
 305  * Call NFS/READ
 306  * Function returns
 307  *  0 : The call was initiated. The callback will be invoked when the call completes.
 308  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 309  *
 310  * When the callback is invoked, status indicates the result:
 311  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 312  *                      data is ACCESS3res
 313  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 314  *                      data is the error string.
 315  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 316  *                     data is NULL.
 317  */
 318 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);
 319
 320 /*
 321  * Call NFS/WRITE
 322  * Function returns
 323  *  0 : The call was initiated. The callback will be invoked when the call completes.
 324  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 325  *
 326  * When the callback is invoked, status indicates the result:
 327  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 328  *                      data is WRITE3res *
 329  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 330  *                      data is the error string.
 331  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 332  *                     data is NULL.
 333  */
 334 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);
 335
 336 /*
 337  * Call NFS/COMMIT
 338  * Function returns
 339  *  0 : The call was initiated. The callback will be invoked when the call completes.
 340  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 341  *
 342  * When the callback is invoked, status indicates the result:
 343  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 344  *                      data is COMMIT3res *
 345  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 346  *                      data is the error string.
 347  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 348  *                     data is NULL.
 349  */
 350 int rpc_nfs_commit_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data);
 351
 352
 353 /*
 354  * Call NFS/SETATTR
 355  * Function returns
 356  *  0 : The call was initiated. The callback will be invoked when the call completes.
 357  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 358  *
 359  * When the callback is invoked, status indicates the result:
 360  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 361  *                      data is SETATTR3res *
 362  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 363  *                      data is the error string.
 364  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 365  *                     data is NULL.
 366  */
 367 struct SETATTR3args;
 368 int rpc_nfs_setattr_async(struct rpc_context *rpc, rpc_cb cb, struct SETATTR3args *args, void *private_data);
 369
 370
 371
 372 /*
 373  * Call NFS/MKDIR
 374  * Function returns
 375  *  0 : The call was initiated. The callback will be invoked when the call completes.
 376  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 377  *
 378  * When the callback is invoked, status indicates the result:
 379  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 380  *                      data is MKDIR3res *
 381  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 382  *                      data is the error string.
 383  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 384  *                     data is NULL.
 385  */
 386 int rpc_nfs_mkdir_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *dir, void *private_data);
 387
 388
 389
 390
 391
 392 /*
 393  * Call NFS/RMDIR
 394  * Function returns
 395  *  0 : The call was initiated. The callback will be invoked when the call completes.
 396  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 397  *
 398  * When the callback is invoked, status indicates the result:
 399  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 400  *                      data is RMDIR3res *
 401  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 402  *                      data is the error string.
 403  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 404  *                     data is NULL.
 405  */
 406 int rpc_nfs_rmdir_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *dir, void *private_data);
 407
 408
 409
 410
 411 /*
 412  * Call NFS/CREATE
 413  * Function returns
 414  *  0 : The call was initiated. The callback will be invoked when the call completes.
 415  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 416  *
 417  * When the callback is invoked, status indicates the result:
 418  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 419  *                      data is CREATE3res *
 420  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 421  *                      data is the error string.
 422  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 423  *                     data is NULL.
 424  */
 425 int rpc_nfs_create_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *name, int mode, void *private_data);
 426
 427
 428
 429
 430 /*
 431  * Call NFS/REMOVE
 432  * Function returns
 433  *  0 : The call was initiated. The callback will be invoked when the call completes.
 434  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 435  *
 436  * When the callback is invoked, status indicates the result:
 437  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 438  *                      data is REMOVE3res *
 439  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 440  *                      data is the error string.
 441  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 442  *                     data is NULL.
 443  */
 444 int rpc_nfs_remove_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *name, void *private_data);
 445
 446
 447
 448 /*
 449  * Call NFS/READDIR
 450  * Function returns
 451  *  0 : The call was initiated. The callback will be invoked when the call completes.
 452  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 453  *
 454  * When the callback is invoked, status indicates the result:
 455  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 456  *                      data is READDIR3res *
 457  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 458  *                      data is the error string.
 459  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 460  *                     data is NULL.
 461  */
 462 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);
 463
 464 /*
 465  * Call NFS/READDIRPLUS
 466  * Function returns
 467  *  0 : The call was initiated. The callback will be invoked when the call completes.
 468  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 469  *
 470  * When the callback is invoked, status indicates the result:
 471  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 472  *                      data is READDIRPLUS3res *
 473  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 474  *                      data is the error string.
 475  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 476  *                     data is NULL.
 477  */
 478 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);
 479
 480 /*
 481  * Call NFS/FSSTAT
 482  * Function returns
 483  *  0 : The call was initiated. The callback will be invoked when the call completes.
 484  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 485  *
 486  * When the callback is invoked, status indicates the result:
 487  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 488  *                      data is FSSTAT3res
 489  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 490  *                      data is the error string.
 491  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 492  *                     data is NULL.
 493  */
 494 int rpc_nfs_fsstat_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data);
 495
 496
 497
 498 /*
 499  * Call NFS/FSINFO
 500  * Function returns
 501  *  0 : The call was initiated. The callback will be invoked when the call completes.
 502  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 503  *
 504  * When the callback is invoked, status indicates the result:
 505  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 506  *                      data is FSINFO3res
 507  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 508  *                      data is the error string.
 509  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 510  *                     data is NULL.
 511  */
 512 int rpc_nfs_fsinfo_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data);
 513
 514
 515
 516 /*
 517  * Call NFS/READLINK
 518  * Function returns
 519  *  0 : The call was initiated. The callback will be invoked when the call completes.
 520  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 521  *
 522  * When the callback is invoked, status indicates the result:
 523  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 524  *                      data is READLINK3res *
 525  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 526  *                      data is the error string.
 527  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 528  *                     data is NULL.
 529  */
 530 int rpc_nfs_readlink_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, void *private_data);
 531
 532
 533
 534 /*
 535  * Call NFS/SYMLINK
 536  * Function returns
 537  *  0 : The call was initiated. The callback will be invoked when the call completes.
 538  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 539  *
 540  * When the callback is invoked, status indicates the result:
 541  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 542  *                      data is SYMLINK3res *
 543  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 544  *                      data is the error string.
 545  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 546  *                     data is NULL.
 547  */
 548 int rpc_nfs_symlink_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, char *newname, char *oldpath, void *private_data);
 549
 550
 551 /*
 552  * Call NFS/RENAME
 553  * Function returns
 554  *  0 : The call was initiated. The callback will be invoked when the call completes.
 555  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 556  *
 557  * When the callback is invoked, status indicates the result:
 558  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 559  *                      data is RENAME3res *
 560  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 561  *                      data is the error string.
 562  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 563  *                     data is NULL.
 564  */
 565 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);
 566
 567
 568
 569 /*
 570  * Call NFS/LINK
 571  * Function returns
 572  *  0 : The call was initiated. The callback will be invoked when the call completes.
 573  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 574  *
 575  * When the callback is invoked, status indicates the result:
 576  * RPC_STATUS_SUCCESS : We got a successful response from the nfs daemon.
 577  *                      data is LINK3res *
 578  * RPC_STATUS_ERROR   : An error occured when trying to contact the nfs daemon.
 579  *                      data is the error string.
 580  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 581  *                     data is NULL.
 582  */
 583 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);
 584
 585
 586
 587
 588 /*
 589  * RQUOTA FUNCTIONS
 590  */
 591 char *rquotastat_to_str(int error);
 592 int rquotastat_to_errno(int error);
 593
 594 /*
 595  * Call RQUOTA1/NULL
 596  * Function returns
 597  *  0 : The call was initiated. The callback will be invoked when the call completes.
 598  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 599  *
 600  * When the callback is invoked, status indicates the result:
 601  * RPC_STATUS_SUCCESS : We got a successful response from the rquota daemon.
 602  *                      data is NULL.
 603  * RPC_STATUS_ERROR   : An error occured when trying to contact the rquota daemon.
 604  *                      data is the error string.
 605  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 606  *                     data is NULL.
 607  */
 608 int rpc_rquota1_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data);
 609
 610 /*
 611  * Call RQUOTA1/GETQUOTA
 612  * Function returns
 613  *  0 : The call was initiated. The callback will be invoked when the call completes.
 614  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 615  *
 616  * When the callback is invoked, status indicates the result:
 617  * RPC_STATUS_SUCCESS : We got a successful response from the rquota daemon.
 618  *                      data is a RQUOTA1res structure.
 619  * RPC_STATUS_ERROR   : An error occured when trying to contact the rquota daemon.
 620  *                      data is the error string.
 621  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 622  *                     data is NULL.
 623  */
 624 int rpc_rquota1_getquota_async(struct rpc_context *rpc, rpc_cb cb, char *export, int uid, void *private_data);
 625
 626 /*
 627  * Call RQUOTA1/GETACTIVEQUOTA
 628  * Function returns
 629  *  0 : The call was initiated. The callback will be invoked when the call completes.
 630  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 631  *
 632  * When the callback is invoked, status indicates the result:
 633  * RPC_STATUS_SUCCESS : We got a successful response from the rquota daemon.
 634  *                      data is a RQUOTA1res structure.
 635  * RPC_STATUS_ERROR   : An error occured when trying to contact the rquota daemon.
 636  *                      data is the error string.
 637  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 638  *                     data is NULL.
 639  */
 640 int rpc_rquota1_getactivequota_async(struct rpc_context *rpc, rpc_cb cb, char *export, int uid, void *private_data);
 641
 642
 643
 644
 645 /*
 646  * Call RQUOTA2/NULL
 647  * Function returns
 648  *  0 : The call was initiated. The callback will be invoked when the call completes.
 649  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 650  *
 651  * When the callback is invoked, status indicates the result:
 652  * RPC_STATUS_SUCCESS : We got a successful response from the rquota daemon.
 653  *                      data is NULL.
 654  * RPC_STATUS_ERROR   : An error occured when trying to contact the rquota daemon.
 655  *                      data is the error string.
 656  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 657  *                     data is NULL.
 658  */
 659 int rpc_rquota2_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data);
 660
 661 /*
 662  * Call RQUOTA2/GETQUOTA
 663  * Function returns
 664  *  0 : The call was initiated. The callback will be invoked when the call completes.
 665  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 666  *
 667  * When the callback is invoked, status indicates the result:
 668  * RPC_STATUS_SUCCESS : We got a successful response from the rquota daemon.
 669  *                      data is a RQUOTA1res structure.
 670  * RPC_STATUS_ERROR   : An error occured when trying to contact the rquota daemon.
 671  *                      data is the error string.
 672  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 673  *                     data is NULL.
 674  */
 675 int rpc_rquota2_getquota_async(struct rpc_context *rpc, rpc_cb cb, char *export, int type, int uid, void *private_data);
 676
 677 /*
 678  * Call RQUOTA2/GETACTIVEQUOTA
 679  * Function returns
 680  *  0 : The call was initiated. The callback will be invoked when the call completes.
 681  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 682  *
 683  * When the callback is invoked, status indicates the result:
 684  * RPC_STATUS_SUCCESS : We got a successful response from the rquota daemon.
 685  *                      data is a RQUOTA1res structure.
 686  * RPC_STATUS_ERROR   : An error occured when trying to contact the rquota daemon.
 687  *                      data is the error string.
 688  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 689  *                     data is NULL.
 690  */
 691 int rpc_rquota2_getactivequota_async(struct rpc_context *rpc, rpc_cb cb, char *export, int type, int uid, void *private_data);
 692
 693
 694
 695 /*
 696  * Call NFSACL/NULL
 697  * Call the NULL procedure for the NFSACL
 698  *
 699  * Function returns
 700  *  0 : The call was initiated. The callback will be invoked when the call completes.
 701  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 702  *
 703  * When the callback is invoked, status indicates the result:
 704  * RPC_STATUS_SUCCESS : We got a successful response from the rquota daemon.
 705  *                      data is NULL
 706  * RPC_STATUS_ERROR   : An error occured when trying to contact the rquota daemon.
 707  *                      data is the error string.
 708  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 709  *                     data is NULL.
 710  */
 711 int rpc_nfsacl_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data);
 712
 713 /*
 714  * Call NFSACL/GETACL
 715  *
 716  * Function returns
 717  *  0 : The call was initiated. The callback will be invoked when the call completes.
 718  * <0 : An error occured when trying to set up the call. The callback will not be invoked.
 719  *
 720  * When the callback is invoked, status indicates the result:
 721  * RPC_STATUS_SUCCESS : We got a successful response from the rquota daemon.
 722  *                      data is a GETACL3res pointer
 723  * RPC_STATUS_ERROR   : An error occured when trying to contact the rquota daemon.
 724  *                      data is the error string.
 725  * RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
 726  *                     data is NULL.
 727  */
 728 int rpc_nfsacl_getacl_async(struct rpc_context *rpc, rpc_cb cb, struct nfs_fh3 *fh, uint32_t mask, void *private_data);
 729