| 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 highlevel interface to access NFS resources using a posix-like interface |
| 19 | */ |
| 20 | |
| 21 | #ifndef _LIBNFS_H_ |
| 22 | #define _LIBNFS_H_ |
| 23 | |
| 24 | #include <stdint.h> |
| 25 | #if defined(ANDROID) |
| 26 | #include <sys/time.h> |
| 27 | #endif |
| 28 | #if defined(AROS) |
| 29 | #include <sys/time.h> |
| 30 | #endif |
| 31 | #if defined(__APPLE__) && defined(__MACH__) |
| 32 | #include <sys/time.h> |
| 33 | #endif |
| 34 | |
| 35 | #ifdef __cplusplus |
| 36 | extern "C" { |
| 37 | #endif |
| 38 | |
| 39 | #define LIBNFS_FEATURE_READAHEAD |
| 40 | #define NFS_BLKSIZE 4096 |
| 41 | |
| 42 | struct nfs_context; |
| 43 | struct rpc_context; |
| 44 | |
| 45 | struct nfs_url { |
| 46 | char *server; |
| 47 | char *path; |
| 48 | char *file; |
| 49 | }; |
| 50 | |
| 51 | #if defined(WIN32) |
| 52 | #define EXTERN __declspec( dllexport ) |
| 53 | #else |
| 54 | #define EXTERN |
| 55 | #endif |
| 56 | |
| 57 | #if defined(WIN32) |
| 58 | struct statvfs { |
| 59 | uint32_t f_bsize; |
| 60 | uint32_t f_frsize; |
| 61 | uint64_t f_blocks; |
| 62 | uint64_t f_bfree; |
| 63 | uint64_t f_bavail; |
| 64 | uint32_t f_files; |
| 65 | uint32_t f_ffree; |
| 66 | uint32_t f_favail; |
| 67 | uint32_t f_fsid; |
| 68 | uint32_t f_flag; |
| 69 | uint32_t f_namemax; |
| 70 | }; |
| 71 | struct utimbuf { |
| 72 | time_t actime; |
| 73 | time_t modtime; |
| 74 | }; |
| 75 | #define R_OK 4 |
| 76 | #define W_OK 2 |
| 77 | #define X_OK 1 |
| 78 | #endif |
| 79 | |
| 80 | /* |
| 81 | * Used for interfacing the async version of the api into an external eventsystem |
| 82 | */ |
| 83 | EXTERN int nfs_get_fd(struct nfs_context *nfs); |
| 84 | EXTERN int nfs_which_events(struct nfs_context *nfs); |
| 85 | EXTERN int nfs_service(struct nfs_context *nfs, int revents); |
| 86 | EXTERN int nfs_queue_length(struct nfs_context *nfs); |
| 87 | |
| 88 | /* |
| 89 | * Used if you need different credentials than the default for the current user. |
| 90 | */ |
| 91 | struct AUTH; |
| 92 | EXTERN void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth); |
| 93 | |
| 94 | /* |
| 95 | * When an operation failed, this function can extract a detailed error string. |
| 96 | */ |
| 97 | EXTERN char *nfs_get_error(struct nfs_context *nfs); |
| 98 | |
| 99 | |
| 100 | /* |
| 101 | * Callback for all ASYNC nfs functions |
| 102 | */ |
| 103 | typedef void (*nfs_cb)(int err, struct nfs_context *nfs, void *data, void *private_data); |
| 104 | |
| 105 | /* |
| 106 | * Callback for all ASYNC rpc functions |
| 107 | */ |
| 108 | typedef void (*rpc_cb)(struct rpc_context *rpc, int status, void *data, void *private_data); |
| 109 | |
| 110 | |
| 111 | |
| 112 | /* |
| 113 | * NFS CONTEXT. |
| 114 | */ |
| 115 | /* |
| 116 | * Create an NFS c, the context. |
| 117 | * Function returns |
| 118 | * NULL : Failed to create a context. |
| 119 | * *nfs : A pointer to an nfs context. |
| 120 | */ |
| 121 | EXTERN struct nfs_context *nfs_init_context(void); |
| 122 | /* |
| 123 | * Destroy an nfs context. |
| 124 | */ |
| 125 | EXTERN void nfs_destroy_context(struct nfs_context *nfs); |
| 126 | |
| 127 | |
| 128 | /* |
| 129 | * URL parsing functions. |
| 130 | * These functions all parse a URL of the form |
| 131 | * nfs://server/path/file?argv=val[&arg=val]* |
| 132 | * and returns a nfs_url. |
| 133 | * |
| 134 | * Apart from parsing the URL the functions will also update |
| 135 | * the nfs context to reflect settings controlled via url arguments. |
| 136 | * |
| 137 | * Current URL arguments are : |
| 138 | * tcp-syncnt=<int> : Number of SYNs to send during the seccion establish |
| 139 | * before failing settin up the tcp connection to the |
| 140 | * server. |
| 141 | * uid=<int> : UID value to use when talking to the server. |
| 142 | * default it 65534 on Windows and getuid() on unixen. |
| 143 | * gid=<int> : GID value to use when talking to the server. |
| 144 | * default it 65534 on Windows and getgid() on unixen. |
| 145 | */ |
| 146 | /* |
| 147 | * Parse a complete NFS URL including, server, path and |
| 148 | * filename. Fail if any component is missing. |
| 149 | */ |
| 150 | EXTERN struct nfs_url *nfs_parse_url_full(struct nfs_context *nfs, const char *url); |
| 151 | |
| 152 | /* |
| 153 | * Parse an NFS URL, but do not split path and file. File |
| 154 | * in the resulting struct remains NULL. |
| 155 | */ |
| 156 | EXTERN struct nfs_url *nfs_parse_url_dir(struct nfs_context *nfs, const char *url); |
| 157 | |
| 158 | /* |
| 159 | * Parse an NFS URL, but do not fail if file, path or even server is missing. |
| 160 | * Check elements of the resulting struct for NULL. |
| 161 | */ |
| 162 | EXTERN struct nfs_url *nfs_parse_url_incomplete(struct nfs_context *nfs, const char *url); |
| 163 | |
| 164 | |
| 165 | /* |
| 166 | * Free the URL struct returned by the nfs_parse_url_* functions. |
| 167 | */ |
| 168 | EXTERN void nfs_destroy_url(struct nfs_url *url); |
| 169 | |
| 170 | |
| 171 | struct nfsfh; |
| 172 | |
| 173 | /* |
| 174 | * Get the maximum supported READ3 size by the server |
| 175 | */ |
| 176 | EXTERN uint64_t nfs_get_readmax(struct nfs_context *nfs); |
| 177 | |
| 178 | /* |
| 179 | * Get the maximum supported WRITE3 size by the server |
| 180 | */ |
| 181 | EXTERN uint64_t nfs_get_writemax(struct nfs_context *nfs); |
| 182 | |
| 183 | /* |
| 184 | * MODIFY CONNECT PARAMTERS |
| 185 | */ |
| 186 | |
| 187 | EXTERN void nfs_set_tcp_syncnt(struct nfs_context *nfs, int v); |
| 188 | EXTERN void nfs_set_uid(struct nfs_context *nfs, int uid); |
| 189 | EXTERN void nfs_set_gid(struct nfs_context *nfs, int gid); |
| 190 | EXTERN void nfs_set_readahead(struct nfs_context *nfs, uint32_t v); |
| 191 | |
| 192 | /* |
| 193 | * MOUNT THE EXPORT |
| 194 | */ |
| 195 | /* |
| 196 | * Async nfs mount. |
| 197 | * Function returns |
| 198 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 199 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 200 | * |
| 201 | * When the callback is invoked, status indicates the result: |
| 202 | * 0 : Success. |
| 203 | * data is NULL |
| 204 | * -errno : An error occured. |
| 205 | * data is the error string. |
| 206 | */ |
| 207 | EXTERN int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *exportname, nfs_cb cb, void *private_data); |
| 208 | /* |
| 209 | * Sync nfs mount. |
| 210 | * Function returns |
| 211 | * 0 : The operation was successfull. |
| 212 | * -errno : The command failed. |
| 213 | */ |
| 214 | EXTERN int nfs_mount(struct nfs_context *nfs, const char *server, const char *exportname); |
| 215 | |
| 216 | |
| 217 | |
| 218 | |
| 219 | /* |
| 220 | * STAT() |
| 221 | */ |
| 222 | /* |
| 223 | * Async stat(<filename>) |
| 224 | * Function returns |
| 225 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 226 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 227 | * |
| 228 | * When the callback is invoked, status indicates the result: |
| 229 | * 0 : Success. |
| 230 | * data is struct stat * |
| 231 | * -errno : An error occured. |
| 232 | * data is the error string. |
| 233 | */ |
| 234 | /* This function is deprecated. Use nfs_stat64_async() instead */ |
| 235 | struct stat; |
| 236 | EXTERN int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data); |
| 237 | /* |
| 238 | * Sync stat(<filename>) |
| 239 | * Function returns |
| 240 | * 0 : The operation was successfull. |
| 241 | * -errno : The command failed. |
| 242 | */ |
| 243 | /* This function is deprecated. Use nfs_stat64() instead */ |
| 244 | #ifdef WIN32 |
| 245 | EXTERN int nfs_stat(struct nfs_context *nfs, const char *path, struct __stat64 *st); |
| 246 | #else |
| 247 | EXTERN int nfs_stat(struct nfs_context *nfs, const char *path, struct stat *st); |
| 248 | #endif |
| 249 | |
| 250 | |
| 251 | /* nfs_stat64 |
| 252 | * 64 bit version if stat. All fields are always 64bit. |
| 253 | * Use these functions instead of nfs_stat[_async](), especially if you |
| 254 | * have weird stat structures. |
| 255 | */ |
| 256 | /* |
| 257 | * STAT() |
| 258 | */ |
| 259 | struct nfs_stat_64 { |
| 260 | uint64_t nfs_dev; |
| 261 | uint64_t nfs_ino; |
| 262 | uint64_t nfs_mode; |
| 263 | uint64_t nfs_nlink; |
| 264 | uint64_t nfs_uid; |
| 265 | uint64_t nfs_gid; |
| 266 | uint64_t nfs_rdev; |
| 267 | uint64_t nfs_size; |
| 268 | uint64_t nfs_blksize; |
| 269 | uint64_t nfs_blocks; |
| 270 | uint64_t nfs_atime; |
| 271 | uint64_t nfs_mtime; |
| 272 | uint64_t nfs_ctime; |
| 273 | }; |
| 274 | |
| 275 | /* |
| 276 | * Async stat(<filename>) |
| 277 | * Function returns |
| 278 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 279 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 280 | * |
| 281 | * When the callback is invoked, status indicates the result: |
| 282 | * 0 : Success. |
| 283 | * data is struct nfs_stat_64 * |
| 284 | * -errno : An error occured. |
| 285 | * data is the error string. |
| 286 | */ |
| 287 | EXTERN int nfs_stat64_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data); |
| 288 | /* |
| 289 | * Sync stat(<filename>) |
| 290 | * Function returns |
| 291 | * 0 : The operation was successfull. |
| 292 | * -errno : The command failed. |
| 293 | */ |
| 294 | EXTERN int nfs_stat64(struct nfs_context *nfs, const char *path, struct nfs_stat_64 *st); |
| 295 | |
| 296 | /* |
| 297 | * FSTAT() |
| 298 | */ |
| 299 | /* |
| 300 | * Async fstat(nfsfh *) |
| 301 | * Function returns |
| 302 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 303 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 304 | * |
| 305 | * When the callback is invoked, status indicates the result: |
| 306 | * 0 : Success. |
| 307 | * data is struct stat * |
| 308 | * -errno : An error occured. |
| 309 | * data is the error string. |
| 310 | */ |
| 311 | EXTERN int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data); |
| 312 | /* |
| 313 | * Sync fstat(nfsfh *) |
| 314 | * Function returns |
| 315 | * 0 : The operation was successfull. |
| 316 | * -errno : The command failed. |
| 317 | */ |
| 318 | #ifdef WIN32 |
| 319 | EXTERN int nfs_fstat(struct nfs_context *nfs, struct nfsfh *nfsfh, struct __stat64 *st); |
| 320 | #else |
| 321 | EXTERN int nfs_fstat(struct nfs_context *nfs, struct nfsfh *nfsfh, struct stat *st); |
| 322 | #endif |
| 323 | |
| 324 | |
| 325 | |
| 326 | /* |
| 327 | * OPEN() |
| 328 | */ |
| 329 | /* |
| 330 | * Async open(<filename>) |
| 331 | * |
| 332 | * mode is a combination of the flags : |
| 333 | * O_RDOLNY, O_WRONLY, O_RDWR , O_SYNC, O_APPEND |
| 334 | * |
| 335 | * Function returns |
| 336 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 337 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 338 | * |
| 339 | * Supported flags are |
| 340 | * O_APPEND |
| 341 | * O_RDONLY |
| 342 | * O_WRONLY |
| 343 | * O_RDWR |
| 344 | * O_TRUNC (Only valid with O_RDWR or O_WRONLY. Ignored otherwise.) |
| 345 | * |
| 346 | * When the callback is invoked, status indicates the result: |
| 347 | * 0 : Success. |
| 348 | * data is a struct *nfsfh; |
| 349 | * The nfsfh is close using nfs_close(). |
| 350 | * -errno : An error occured. |
| 351 | * data is the error string. |
| 352 | */ |
| 353 | EXTERN int nfs_open_async(struct nfs_context *nfs, const char *path, int flags, nfs_cb cb, void *private_data); |
| 354 | /* |
| 355 | * Sync open(<filename>) |
| 356 | * Function returns |
| 357 | * 0 : The operation was successfull. *nfsfh is filled in. |
| 358 | * -errno : The command failed. |
| 359 | */ |
| 360 | EXTERN int nfs_open(struct nfs_context *nfs, const char *path, int flags, struct nfsfh **nfsfh); |
| 361 | |
| 362 | |
| 363 | |
| 364 | |
| 365 | /* |
| 366 | * CLOSE |
| 367 | */ |
| 368 | /* |
| 369 | * Async close(nfsfh) |
| 370 | * |
| 371 | * Function returns |
| 372 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 373 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 374 | * |
| 375 | * When the callback is invoked, status indicates the result: |
| 376 | * 0 : Success. |
| 377 | * data is NULL. |
| 378 | * -errno : An error occured. |
| 379 | * data is the error string. |
| 380 | */ |
| 381 | EXTERN int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data); |
| 382 | /* |
| 383 | * Sync close(nfsfh) |
| 384 | * Function returns |
| 385 | * 0 : The operation was successfull. |
| 386 | * -errno : The command failed. |
| 387 | */ |
| 388 | EXTERN int nfs_close(struct nfs_context *nfs, struct nfsfh *nfsfh); |
| 389 | |
| 390 | |
| 391 | /* |
| 392 | * PREAD() |
| 393 | */ |
| 394 | /* |
| 395 | * Async pread() |
| 396 | * |
| 397 | * Function returns |
| 398 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 399 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 400 | * |
| 401 | * When the callback is invoked, status indicates the result: |
| 402 | * >=0 : Success. |
| 403 | * status is numer of bytes read. |
| 404 | * data is a pointer to the returned data. |
| 405 | * -errno : An error occured. |
| 406 | * data is the error string. |
| 407 | */ |
| 408 | EXTERN int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, nfs_cb cb, void *private_data); |
| 409 | /* |
| 410 | * Sync pread() |
| 411 | * Function returns |
| 412 | * >=0 : numer of bytes read. |
| 413 | * -errno : An error occured. |
| 414 | */ |
| 415 | EXTERN int nfs_pread(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, char *buf); |
| 416 | |
| 417 | |
| 418 | |
| 419 | /* |
| 420 | * READ() |
| 421 | */ |
| 422 | /* |
| 423 | * Async read() |
| 424 | * |
| 425 | * Function returns |
| 426 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 427 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 428 | * |
| 429 | * When the callback is invoked, status indicates the result: |
| 430 | * >=0 : Success. |
| 431 | * status is numer of bytes read. |
| 432 | * data is a pointer to the returned data. |
| 433 | * -errno : An error occured. |
| 434 | * data is the error string. |
| 435 | */ |
| 436 | EXTERN int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data); |
| 437 | /* |
| 438 | * Sync read() |
| 439 | * Function returns |
| 440 | * >=0 : numer of bytes read. |
| 441 | * -errno : An error occured. |
| 442 | */ |
| 443 | EXTERN int nfs_read(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf); |
| 444 | |
| 445 | |
| 446 | |
| 447 | |
| 448 | /* |
| 449 | * PWRITE() |
| 450 | */ |
| 451 | /* |
| 452 | * Async pwrite() |
| 453 | * |
| 454 | * Function returns |
| 455 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 456 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 457 | * |
| 458 | * When the callback is invoked, status indicates the result: |
| 459 | * >=0 : Success. |
| 460 | * status is numer of bytes written. |
| 461 | * -errno : An error occured. |
| 462 | * data is the error string. |
| 463 | */ |
| 464 | EXTERN int nfs_pwrite_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, char *buf, nfs_cb cb, void *private_data); |
| 465 | /* |
| 466 | * Sync pwrite() |
| 467 | * Function returns |
| 468 | * >=0 : numer of bytes written. |
| 469 | * -errno : An error occured. |
| 470 | */ |
| 471 | EXTERN int nfs_pwrite(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, char *buf); |
| 472 | |
| 473 | |
| 474 | /* |
| 475 | * WRITE() |
| 476 | */ |
| 477 | /* |
| 478 | * Async write() |
| 479 | * |
| 480 | * Function returns |
| 481 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 482 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 483 | * |
| 484 | * When the callback is invoked, status indicates the result: |
| 485 | * >=0 : Success. |
| 486 | * status is numer of bytes written. |
| 487 | * -errno : An error occured. |
| 488 | * data is the error string. |
| 489 | */ |
| 490 | EXTERN int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data); |
| 491 | /* |
| 492 | * Sync write() |
| 493 | * Function returns |
| 494 | * >=0 : numer of bytes written. |
| 495 | * -errno : An error occured. |
| 496 | */ |
| 497 | EXTERN int nfs_write(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf); |
| 498 | |
| 499 | |
| 500 | /* |
| 501 | * LSEEK() |
| 502 | */ |
| 503 | /* |
| 504 | * Async lseek() |
| 505 | * |
| 506 | * Function returns |
| 507 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 508 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 509 | * |
| 510 | * When the callback is invoked, status indicates the result: |
| 511 | * >=0 : Success. |
| 512 | * data is uint64_t * for the current position. |
| 513 | * -errno : An error occured. |
| 514 | * data is the error string. |
| 515 | */ |
| 516 | EXTERN int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int64_t offset, int whence, nfs_cb cb, void *private_data); |
| 517 | /* |
| 518 | * Sync lseek() |
| 519 | * Function returns |
| 520 | * >=0 : numer of bytes read. |
| 521 | * -errno : An error occured. |
| 522 | */ |
| 523 | EXTERN int nfs_lseek(struct nfs_context *nfs, struct nfsfh *nfsfh, int64_t offset, int whence, uint64_t *current_offset); |
| 524 | |
| 525 | |
| 526 | /* |
| 527 | * FSYNC() |
| 528 | */ |
| 529 | /* |
| 530 | * Async fsync() |
| 531 | * |
| 532 | * Function returns |
| 533 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 534 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 535 | * |
| 536 | * When the callback is invoked, status indicates the result: |
| 537 | * 0 : Success. |
| 538 | * -errno : An error occured. |
| 539 | * data is the error string. |
| 540 | */ |
| 541 | EXTERN int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data); |
| 542 | /* |
| 543 | * Sync fsync() |
| 544 | * Function returns |
| 545 | * 0 : Success |
| 546 | * -errno : An error occured. |
| 547 | */ |
| 548 | EXTERN int nfs_fsync(struct nfs_context *nfs, struct nfsfh *nfsfh); |
| 549 | |
| 550 | |
| 551 | |
| 552 | /* |
| 553 | * TRUNCATE() |
| 554 | */ |
| 555 | /* |
| 556 | * Async truncate() |
| 557 | * |
| 558 | * Function returns |
| 559 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 560 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 561 | * |
| 562 | * When the callback is invoked, status indicates the result: |
| 563 | * 0 : Success. |
| 564 | * -errno : An error occured. |
| 565 | * data is the error string. |
| 566 | */ |
| 567 | EXTERN int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data); |
| 568 | /* |
| 569 | * Sync truncate() |
| 570 | * Function returns |
| 571 | * 0 : Success |
| 572 | * -errno : An error occured. |
| 573 | */ |
| 574 | EXTERN int nfs_truncate(struct nfs_context *nfs, const char *path, uint64_t length); |
| 575 | |
| 576 | |
| 577 | |
| 578 | /* |
| 579 | * FTRUNCATE() |
| 580 | */ |
| 581 | /* |
| 582 | * Async ftruncate() |
| 583 | * |
| 584 | * Function returns |
| 585 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 586 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 587 | * |
| 588 | * When the callback is invoked, status indicates the result: |
| 589 | * 0 : Success. |
| 590 | * -errno : An error occured. |
| 591 | * data is the error string. |
| 592 | */ |
| 593 | EXTERN int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data); |
| 594 | /* |
| 595 | * Sync ftruncate() |
| 596 | * Function returns |
| 597 | * 0 : Success |
| 598 | * -errno : An error occured. |
| 599 | */ |
| 600 | EXTERN int nfs_ftruncate(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length); |
| 601 | |
| 602 | |
| 603 | |
| 604 | |
| 605 | |
| 606 | |
| 607 | /* |
| 608 | * MKDIR() |
| 609 | */ |
| 610 | /* |
| 611 | * Async mkdir() |
| 612 | * |
| 613 | * Function returns |
| 614 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 615 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 616 | * |
| 617 | * When the callback is invoked, status indicates the result: |
| 618 | * 0 : Success. |
| 619 | * -errno : An error occured. |
| 620 | * data is the error string. |
| 621 | */ |
| 622 | EXTERN int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data); |
| 623 | /* |
| 624 | * Sync mkdir() |
| 625 | * Function returns |
| 626 | * 0 : Success |
| 627 | * -errno : An error occured. |
| 628 | */ |
| 629 | EXTERN int nfs_mkdir(struct nfs_context *nfs, const char *path); |
| 630 | |
| 631 | |
| 632 | |
| 633 | /* |
| 634 | * RMDIR() |
| 635 | */ |
| 636 | /* |
| 637 | * Async rmdir() |
| 638 | * |
| 639 | * Function returns |
| 640 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 641 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 642 | * |
| 643 | * When the callback is invoked, status indicates the result: |
| 644 | * 0 : Success. |
| 645 | * -errno : An error occured. |
| 646 | * data is the error string. |
| 647 | */ |
| 648 | EXTERN int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data); |
| 649 | /* |
| 650 | * Sync rmdir() |
| 651 | * Function returns |
| 652 | * 0 : Success |
| 653 | * -errno : An error occured. |
| 654 | */ |
| 655 | EXTERN int nfs_rmdir(struct nfs_context *nfs, const char *path); |
| 656 | |
| 657 | |
| 658 | |
| 659 | |
| 660 | /* |
| 661 | * CREAT() |
| 662 | */ |
| 663 | /* |
| 664 | * Async creat() |
| 665 | * |
| 666 | * Function returns |
| 667 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 668 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 669 | * |
| 670 | * When the callback is invoked, status indicates the result: |
| 671 | * 0 : Success. |
| 672 | * data is a struct *nfsfh; |
| 673 | * -errno : An error occured. |
| 674 | * data is the error string. |
| 675 | */ |
| 676 | EXTERN int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data); |
| 677 | /* |
| 678 | * Sync creat() |
| 679 | * Function returns |
| 680 | * 0 : Success |
| 681 | * -errno : An error occured. |
| 682 | */ |
| 683 | EXTERN int nfs_creat(struct nfs_context *nfs, const char *path, int mode, struct nfsfh **nfsfh); |
| 684 | |
| 685 | |
| 686 | /* |
| 687 | * MKNOD() |
| 688 | */ |
| 689 | /* |
| 690 | * Async mknod() |
| 691 | * |
| 692 | * Function returns |
| 693 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 694 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 695 | * |
| 696 | * When the callback is invoked, status indicates the result: |
| 697 | * 0 : Success. |
| 698 | * -errno : An error occured. |
| 699 | * data is the error string. |
| 700 | */ |
| 701 | EXTERN int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data); |
| 702 | /* |
| 703 | * Sync mknod() |
| 704 | * Function returns |
| 705 | * 0 : Success |
| 706 | * -errno : An error occured. |
| 707 | */ |
| 708 | EXTERN int nfs_mknod(struct nfs_context *nfs, const char *path, int mode, int dev); |
| 709 | |
| 710 | |
| 711 | |
| 712 | /* |
| 713 | * UNLINK() |
| 714 | */ |
| 715 | /* |
| 716 | * Async unlink() |
| 717 | * |
| 718 | * Function returns |
| 719 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 720 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 721 | * |
| 722 | * When the callback is invoked, status indicates the result: |
| 723 | * 0 : Success. |
| 724 | * data is NULL |
| 725 | * -errno : An error occured. |
| 726 | * data is the error string. |
| 727 | */ |
| 728 | EXTERN int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data); |
| 729 | /* |
| 730 | * Sync unlink() |
| 731 | * Function returns |
| 732 | * 0 : Success |
| 733 | * -errno : An error occured. |
| 734 | */ |
| 735 | EXTERN int nfs_unlink(struct nfs_context *nfs, const char *path); |
| 736 | |
| 737 | |
| 738 | |
| 739 | |
| 740 | /* |
| 741 | * OPENDIR() |
| 742 | */ |
| 743 | struct nfsdir; |
| 744 | /* |
| 745 | * Async opendir() |
| 746 | * |
| 747 | * Function returns |
| 748 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 749 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 750 | * |
| 751 | * When struct nfsdir * is returned, this resource is closed/freed by calling nfs_closedir() |
| 752 | * |
| 753 | * When the callback is invoked, status indicates the result: |
| 754 | * 0 : Success. |
| 755 | * data is struct nfsdir * |
| 756 | * -errno : An error occured. |
| 757 | * data is the error string. |
| 758 | */ |
| 759 | EXTERN int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data); |
| 760 | /* |
| 761 | * Sync opendir() |
| 762 | * Function returns |
| 763 | * 0 : Success |
| 764 | * -errno : An error occured. |
| 765 | */ |
| 766 | EXTERN int nfs_opendir(struct nfs_context *nfs, const char *path, struct nfsdir **nfsdir); |
| 767 | |
| 768 | |
| 769 | |
| 770 | /* |
| 771 | * READDIR() |
| 772 | */ |
| 773 | struct nfsdirent { |
| 774 | struct nfsdirent *next; |
| 775 | char *name; |
| 776 | uint64_t inode; |
| 777 | |
| 778 | /* Some extra fields we get for free through the READDIRPLUS3 call. |
| 779 | You need libnfs-raw-nfs.h for type/mode constants */ |
| 780 | uint32_t type; /* NF3REG, NF3DIR, NF3BLK, ... */ |
| 781 | uint32_t mode; |
| 782 | uint64_t size; |
| 783 | struct timeval atime; |
| 784 | struct timeval mtime; |
| 785 | struct timeval ctime; |
| 786 | uint32_t uid; |
| 787 | uint32_t gid; |
| 788 | uint32_t nlink; |
| 789 | }; |
| 790 | /* |
| 791 | * nfs_readdir() never blocks, so no special sync/async versions are available |
| 792 | */ |
| 793 | EXTERN struct nfsdirent *nfs_readdir(struct nfs_context *nfs, struct nfsdir *nfsdir); |
| 794 | |
| 795 | |
| 796 | |
| 797 | /* |
| 798 | * CLOSEDIR() |
| 799 | */ |
| 800 | /* |
| 801 | * nfs_closedir() never blocks, so no special sync/async versions are available |
| 802 | */ |
| 803 | EXTERN void nfs_closedir(struct nfs_context *nfs, struct nfsdir *nfsdir); |
| 804 | |
| 805 | |
| 806 | /* |
| 807 | * CHDIR() |
| 808 | */ |
| 809 | /* |
| 810 | * Async chdir(<path>) |
| 811 | * |
| 812 | * Function returns |
| 813 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 814 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 815 | * |
| 816 | * When the callback is invoked, status indicates the result: |
| 817 | * 0 : Success. |
| 818 | * data is NULL; |
| 819 | * -errno : An error occured. |
| 820 | * data is the error string. |
| 821 | */ |
| 822 | EXTERN int nfs_chdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data); |
| 823 | /* |
| 824 | * Sync chdir(<path>) |
| 825 | * Function returns |
| 826 | * 0 : The operation was successfull. |
| 827 | * -errno : The command failed. |
| 828 | */ |
| 829 | EXTERN int nfs_chdir(struct nfs_context *nfs, const char *path); |
| 830 | |
| 831 | /* |
| 832 | * GETCWD() |
| 833 | */ |
| 834 | /* |
| 835 | * nfs_getcwd() never blocks, so no special sync/async versions are available |
| 836 | */ |
| 837 | /* |
| 838 | * Sync getcwd() |
| 839 | * This function returns a pointer to the current working directory. |
| 840 | * This pointer is only stable until the next [f]chdir or when the |
| 841 | * context is destroyed. |
| 842 | * |
| 843 | * Function returns |
| 844 | * 0 : The operation was successfull and *cwd is filled in. |
| 845 | * -errno : The command failed. |
| 846 | */ |
| 847 | EXTERN void nfs_getcwd(struct nfs_context *nfs, const char **cwd); |
| 848 | |
| 849 | |
| 850 | /* |
| 851 | * STATVFS() |
| 852 | */ |
| 853 | /* |
| 854 | * Async statvfs(<dirname>) |
| 855 | * Function returns |
| 856 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 857 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 858 | * |
| 859 | * When the callback is invoked, status indicates the result: |
| 860 | * 0 : Success. |
| 861 | * data is struct statvfs * |
| 862 | * -errno : An error occured. |
| 863 | * data is the error string. |
| 864 | */ |
| 865 | struct statvfs; |
| 866 | EXTERN int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data); |
| 867 | /* |
| 868 | * Sync statvfs(<dirname>) |
| 869 | * Function returns |
| 870 | * 0 : The operation was successfull. |
| 871 | * -errno : The command failed. |
| 872 | */ |
| 873 | EXTERN int nfs_statvfs(struct nfs_context *nfs, const char *path, struct statvfs *svfs); |
| 874 | |
| 875 | |
| 876 | /* |
| 877 | * READLINK() |
| 878 | */ |
| 879 | /* |
| 880 | * Async readlink(<name>) |
| 881 | * Function returns |
| 882 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 883 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 884 | * |
| 885 | * When the callback is invoked, status indicates the result: |
| 886 | * 0 : Success. |
| 887 | * data is a char * |
| 888 | * data is only valid during the callback and is automatically freed when the callback returns. |
| 889 | * -errno : An error occured. |
| 890 | * data is the error string. |
| 891 | */ |
| 892 | struct statvfs; |
| 893 | EXTERN int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data); |
| 894 | /* |
| 895 | * Sync readlink(<name>) |
| 896 | * Function returns |
| 897 | * 0 : The operation was successfull. |
| 898 | * -errno : The command failed. |
| 899 | */ |
| 900 | EXTERN int nfs_readlink(struct nfs_context *nfs, const char *path, char *buf, int bufsize); |
| 901 | |
| 902 | |
| 903 | |
| 904 | /* |
| 905 | * CHMOD() |
| 906 | */ |
| 907 | /* |
| 908 | * Async chmod(<name>) |
| 909 | * Function returns |
| 910 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 911 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 912 | * |
| 913 | * When the callback is invoked, status indicates the result: |
| 914 | * 0 : Success. |
| 915 | * data is NULL |
| 916 | * -errno : An error occured. |
| 917 | * data is the error string. |
| 918 | */ |
| 919 | EXTERN int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data); |
| 920 | /* |
| 921 | * Sync chmod(<name>) |
| 922 | * Function returns |
| 923 | * 0 : The operation was successfull. |
| 924 | * -errno : The command failed. |
| 925 | */ |
| 926 | EXTERN int nfs_chmod(struct nfs_context *nfs, const char *path, int mode); |
| 927 | |
| 928 | |
| 929 | |
| 930 | /* |
| 931 | * FCHMOD() |
| 932 | */ |
| 933 | /* |
| 934 | * Async fchmod(<handle>) |
| 935 | * Function returns |
| 936 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 937 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 938 | * |
| 939 | * When the callback is invoked, status indicates the result: |
| 940 | * 0 : Success. |
| 941 | * data is NULL |
| 942 | * -errno : An error occured. |
| 943 | * data is the error string. |
| 944 | */ |
| 945 | EXTERN int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data); |
| 946 | /* |
| 947 | * Sync fchmod(<handle>) |
| 948 | * Function returns |
| 949 | * 0 : The operation was successfull. |
| 950 | * -errno : The command failed. |
| 951 | */ |
| 952 | EXTERN int nfs_fchmod(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode); |
| 953 | |
| 954 | |
| 955 | |
| 956 | /* |
| 957 | * CHOWN() |
| 958 | */ |
| 959 | /* |
| 960 | * Async chown(<name>) |
| 961 | * Function returns |
| 962 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 963 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 964 | * |
| 965 | * When the callback is invoked, status indicates the result: |
| 966 | * 0 : Success. |
| 967 | * data is NULL |
| 968 | * -errno : An error occured. |
| 969 | * data is the error string. |
| 970 | */ |
| 971 | EXTERN int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data); |
| 972 | /* |
| 973 | * Sync chown(<name>) |
| 974 | * Function returns |
| 975 | * 0 : The operation was successfull. |
| 976 | * -errno : The command failed. |
| 977 | */ |
| 978 | EXTERN int nfs_chown(struct nfs_context *nfs, const char *path, int uid, int gid); |
| 979 | |
| 980 | |
| 981 | |
| 982 | /* |
| 983 | * FCHOWN() |
| 984 | */ |
| 985 | /* |
| 986 | * Async fchown(<handle>) |
| 987 | * Function returns |
| 988 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 989 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 990 | * |
| 991 | * When the callback is invoked, status indicates the result: |
| 992 | * 0 : Success. |
| 993 | * data is NULL |
| 994 | * -errno : An error occured. |
| 995 | * data is the error string. |
| 996 | */ |
| 997 | EXTERN int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data); |
| 998 | /* |
| 999 | * Sync fchown(<handle>) |
| 1000 | * Function returns |
| 1001 | * 0 : The operation was successfull. |
| 1002 | * -errno : The command failed. |
| 1003 | */ |
| 1004 | EXTERN int nfs_fchown(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid); |
| 1005 | |
| 1006 | |
| 1007 | |
| 1008 | |
| 1009 | /* |
| 1010 | * UTIMES() |
| 1011 | */ |
| 1012 | /* |
| 1013 | * Async utimes(<path>) |
| 1014 | * Function returns |
| 1015 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 1016 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 1017 | * |
| 1018 | * When the callback is invoked, status indicates the result: |
| 1019 | * 0 : Success. |
| 1020 | * data is NULL |
| 1021 | * -errno : An error occured. |
| 1022 | * data is the error string. |
| 1023 | */ |
| 1024 | EXTERN int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data); |
| 1025 | /* |
| 1026 | * Sync utimes(<path>) |
| 1027 | * Function returns |
| 1028 | * 0 : The operation was successfull. |
| 1029 | * -errno : The command failed. |
| 1030 | */ |
| 1031 | EXTERN int nfs_utimes(struct nfs_context *nfs, const char *path, struct timeval *times); |
| 1032 | |
| 1033 | |
| 1034 | /* |
| 1035 | * UTIME() |
| 1036 | */ |
| 1037 | /* |
| 1038 | * Async utime(<path>) |
| 1039 | * Function returns |
| 1040 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 1041 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 1042 | * |
| 1043 | * When the callback is invoked, status indicates the result: |
| 1044 | * 0 : Success. |
| 1045 | * data is NULL |
| 1046 | * -errno : An error occured. |
| 1047 | * data is the error string. |
| 1048 | */ |
| 1049 | struct utimbuf; |
| 1050 | EXTERN int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data); |
| 1051 | /* |
| 1052 | * Sync utime(<path>) |
| 1053 | * Function returns |
| 1054 | * 0 : The operation was successfull. |
| 1055 | * -errno : The command failed. |
| 1056 | */ |
| 1057 | EXTERN int nfs_utime(struct nfs_context *nfs, const char *path, struct utimbuf *times); |
| 1058 | |
| 1059 | |
| 1060 | |
| 1061 | |
| 1062 | /* |
| 1063 | * ACCESS() |
| 1064 | */ |
| 1065 | /* |
| 1066 | * Async access(<path>) |
| 1067 | * Function returns |
| 1068 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 1069 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 1070 | * |
| 1071 | * When the callback is invoked, status indicates the result: |
| 1072 | * 0 : Success. |
| 1073 | * data is NULL |
| 1074 | * -errno : An error occured. |
| 1075 | * data is the error string. |
| 1076 | */ |
| 1077 | EXTERN int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data); |
| 1078 | /* |
| 1079 | * Sync access(<path>) |
| 1080 | * Function returns |
| 1081 | * 0 : The operation was successfull. |
| 1082 | * -errno : The command failed. |
| 1083 | */ |
| 1084 | EXTERN int nfs_access(struct nfs_context *nfs, const char *path, int mode); |
| 1085 | |
| 1086 | |
| 1087 | |
| 1088 | |
| 1089 | /* |
| 1090 | * SYMLINK() |
| 1091 | */ |
| 1092 | /* |
| 1093 | * Async symlink(<path>) |
| 1094 | * Function returns |
| 1095 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 1096 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 1097 | * |
| 1098 | * When the callback is invoked, status indicates the result: |
| 1099 | * 0 : Success. |
| 1100 | * data is NULL |
| 1101 | * -errno : An error occured. |
| 1102 | * data is the error string. |
| 1103 | */ |
| 1104 | EXTERN int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data); |
| 1105 | /* |
| 1106 | * Sync symlink(<path>) |
| 1107 | * Function returns |
| 1108 | * 0 : The operation was successfull. |
| 1109 | * -errno : The command failed. |
| 1110 | */ |
| 1111 | EXTERN int nfs_symlink(struct nfs_context *nfs, const char *oldpath, const char *newpath); |
| 1112 | |
| 1113 | |
| 1114 | /* |
| 1115 | * RENAME() |
| 1116 | */ |
| 1117 | /* |
| 1118 | * Async rename(<oldpath>, <newpath>) |
| 1119 | * Function returns |
| 1120 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 1121 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 1122 | * |
| 1123 | * When the callback is invoked, status indicates the result: |
| 1124 | * 0 : Success. |
| 1125 | * data is NULL |
| 1126 | * -errno : An error occured. |
| 1127 | * data is the error string. |
| 1128 | */ |
| 1129 | EXTERN int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data); |
| 1130 | /* |
| 1131 | * Sync rename(<oldpath>, <newpath>) |
| 1132 | * Function returns |
| 1133 | * 0 : The operation was successfull. |
| 1134 | * -errno : The command failed. |
| 1135 | */ |
| 1136 | EXTERN int nfs_rename(struct nfs_context *nfs, const char *oldpath, const char *newpath); |
| 1137 | |
| 1138 | |
| 1139 | |
| 1140 | /* |
| 1141 | * LINK() |
| 1142 | */ |
| 1143 | /* |
| 1144 | * Async link(<oldpath>, <newpath>) |
| 1145 | * Function returns |
| 1146 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 1147 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 1148 | * |
| 1149 | * When the callback is invoked, status indicates the result: |
| 1150 | * 0 : Success. |
| 1151 | * data is NULL |
| 1152 | * -errno : An error occured. |
| 1153 | * data is the error string. |
| 1154 | */ |
| 1155 | EXTERN int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data); |
| 1156 | /* |
| 1157 | * Sync link(<oldpath>, <newpath>) |
| 1158 | * Function returns |
| 1159 | * 0 : The operation was successfull. |
| 1160 | * -errno : The command failed. |
| 1161 | */ |
| 1162 | EXTERN int nfs_link(struct nfs_context *nfs, const char *oldpath, const char *newpath); |
| 1163 | |
| 1164 | |
| 1165 | /* |
| 1166 | * GETEXPORTS() |
| 1167 | */ |
| 1168 | /* |
| 1169 | * Async getexports() |
| 1170 | * NOTE: You must include 'libnfs-raw-mount.h' to get the definitions of the |
| 1171 | * returned structures. |
| 1172 | * |
| 1173 | * This function will return the list of exports from an NFS server. |
| 1174 | * |
| 1175 | * Function returns |
| 1176 | * 0 : The operation was initiated. Once the operation finishes, the callback will be invoked. |
| 1177 | * <0 : An error occured when trying to set up the operation. The callback will not be invoked. |
| 1178 | * |
| 1179 | * When the callback is invoked, status indicates the result: |
| 1180 | * 0 : Success. |
| 1181 | * data is a pointer to an exports pointer: |
| 1182 | * exports export = *(exports *)data; |
| 1183 | * -errno : An error occured. |
| 1184 | * data is the error string. |
| 1185 | */ |
| 1186 | EXTERN int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data); |
| 1187 | /* |
| 1188 | * Sync getexports(<server>) |
| 1189 | * Function returns |
| 1190 | * NULL : something failed |
| 1191 | * exports export : a linked list of exported directories |
| 1192 | * |
| 1193 | * returned data must be freed by calling mount_free_export_list(exportnode); |
| 1194 | */ |
| 1195 | EXTERN struct exportnode *mount_getexports(const char *server); |
| 1196 | |
| 1197 | EXTERN void mount_free_export_list(struct exportnode *exports); |
| 1198 | |
| 1199 | |
| 1200 | //qqq replace later with lseek(cur, 0) |
| 1201 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh); |
| 1202 | |
| 1203 | |
| 1204 | |
| 1205 | |
| 1206 | |
| 1207 | struct nfs_server_list { |
| 1208 | struct nfs_server_list *next; |
| 1209 | char *addr; |
| 1210 | }; |
| 1211 | |
| 1212 | /* |
| 1213 | * Sync find_local_servers(<server>) |
| 1214 | * This function will probe all local networks for NFS server. This function will |
| 1215 | * block for one second while awaiting for all nfs servers to respond. |
| 1216 | * |
| 1217 | * Function returns |
| 1218 | * NULL : something failed |
| 1219 | * |
| 1220 | * struct nfs_server_list : a linked list of all discovered servers |
| 1221 | * |
| 1222 | * returned data must be freed by nfs_free_srvr_list(srv); |
| 1223 | */ |
| 1224 | struct nfs_server_list *nfs_find_local_servers(void); |
| 1225 | void free_nfs_srvr_list(struct nfs_server_list *srv); |
| 1226 | |
| 1227 | #ifdef __cplusplus |
| 1228 | } |
| 1229 | #endif |
| 1230 | |
| 1231 | #endif /* !_LIBNFS_H_ */ |