examples/VFS/skel_transparent.c

   1 /*
   2  * Skeleton VFS module.  Implements passthrough operation of all VFS
   3  * calls to disk functions.
   4  *
   5  * Copyright (C) Tim Potter, 1999-2000
   6  * Copyright (C) Alexander Bokovoy, 2002
   7  * Copyright (C) Stefan (metze) Metzmacher, 2003
   8  * Copyright (C) Jeremy Allison 2009
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 3 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  22  */
  23
  24
  25 #include "../source3/include/includes.h"
  26 #include "smbd/proto.h"
  27
  28 /* PLEASE,PLEASE READ THE VFS MODULES CHAPTER OF THE
  29    SAMBA DEVELOPERS GUIDE!!!!!!
  30  */
  31
  32 /* If you take this file as template for your module
  33  * please make sure that you remove all skel_XXX() functions you don't
  34  * want to implement!! The passthrough operations are not
  35  * neccessary in a real module.
  36  *
  37  * --metze
  38  */
  39
  40 static int skel_connect(vfs_handle_struct *handle,  const char *service, const char *user)
  41 {
  42         return SMB_VFS_NEXT_CONNECT(handle, service, user);
  43 }
  44
  45 static void skel_disconnect(vfs_handle_struct *handle)
  46 {
  47         SMB_VFS_NEXT_DISCONNECT(handle);
  48 }
  49
  50 static uint64_t skel_disk_free(vfs_handle_struct *handle,  const char *path,
  51         bool small_query, uint64_t *bsize,
  52         uint64_t *dfree, uint64_t *dsize)
  53 {
  54         return SMB_VFS_NEXT_DISK_FREE(handle, path, small_query, bsize,
  55                                          dfree, dsize);
  56 }
  57
  58 static int skel_get_quota(vfs_handle_struct *handle,  enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dq)
  59 {
  60         return SMB_VFS_NEXT_GET_QUOTA(handle, qtype, id, dq);
  61 }
  62
  63 static int skel_set_quota(vfs_handle_struct *handle,  enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dq)
  64 {
  65         return SMB_VFS_NEXT_SET_QUOTA(handle, qtype, id, dq);
  66 }
  67
  68 static int skel_get_shadow_copy_data(vfs_handle_struct *handle, files_struct *fsp, struct shadow_copy_data *shadow_copy_data, bool labels)
  69 {
  70         return SMB_VFS_NEXT_GET_SHADOW_COPY_DATA(handle, fsp, shadow_copy_data, labels);
  71 }
  72
  73 static int skel_statvfs(struct vfs_handle_struct *handle, const char *path, struct vfs_statvfs_struct *statbuf)
  74 {
  75         return SMB_VFS_NEXT_STATVFS(handle, path, statbuf);
  76 }
  77
  78 static uint32_t skel_fs_capabilities(struct vfs_handle_struct *handle, enum timestamp_set_resolution *p_ts_res)
  79 {
  80         return SMB_VFS_NEXT_FS_CAPABILITIES(handle, p_ts_res);
  81 }
  82
  83 static NTSTATUS skel_get_dfs_referrals(struct vfs_handle_struct *handle,
  84                                        struct dfs_GetDFSReferral *r)
  85 {
  86         return SMB_VFS_NEXT_GET_DFS_REFERRALS(handle, r);
  87 }
  88
  89 static SMB_STRUCT_DIR *skel_opendir(vfs_handle_struct *handle,  const char *fname, const char *mask, uint32 attr)
  90 {
  91         return SMB_VFS_NEXT_OPENDIR(handle, fname, mask, attr);
  92 }
  93
  94 static SMB_STRUCT_DIR *skel_fdopendir(vfs_handle_struct *handle, files_struct *fsp, const char *mask, uint32 attr)
  95 {
  96         return SMB_VFS_NEXT_FDOPENDIR(handle, fsp, mask, attr);
  97 }
  98
  99 static SMB_STRUCT_DIRENT *skel_readdir(vfs_handle_struct *handle,
 100                                        SMB_STRUCT_DIR *dirp,
 101                                        SMB_STRUCT_STAT *sbuf)
 102 {
 103         return SMB_VFS_NEXT_READDIR(handle, dirp, sbuf);
 104 }
 105
 106 static void skel_seekdir(vfs_handle_struct *handle,  SMB_STRUCT_DIR *dirp, long offset)
 107 {
 108         SMB_VFS_NEXT_SEEKDIR(handle, dirp, offset);
 109 }
 110
 111 static long skel_telldir(vfs_handle_struct *handle,  SMB_STRUCT_DIR *dirp)
 112 {
 113         return SMB_VFS_NEXT_TELLDIR(handle, dirp);
 114 }
 115
 116 static void skel_rewind_dir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
 117 {
 118         SMB_VFS_NEXT_REWINDDIR(handle, dirp);
 119 }
 120
 121 static int skel_mkdir(vfs_handle_struct *handle,  const char *path, mode_t mode)
 122 {
 123         return SMB_VFS_NEXT_MKDIR(handle, path, mode);
 124 }
 125
 126 static int skel_rmdir(vfs_handle_struct *handle,  const char *path)
 127 {
 128         return SMB_VFS_NEXT_RMDIR(handle, path);
 129 }
 130
 131 static int skel_closedir(vfs_handle_struct *handle,  SMB_STRUCT_DIR *dir)
 132 {
 133         return SMB_VFS_NEXT_CLOSEDIR(handle, dir);
 134 }
 135
 136 static void skel_init_search_op(struct vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
 137 {
 138         SMB_VFS_NEXT_INIT_SEARCH_OP(handle, dirp);
 139 }
 140
 141 static int skel_open(vfs_handle_struct *handle, struct smb_filename *smb_fname,
 142                      files_struct *fsp, int flags, mode_t mode)
 143 {
 144         return SMB_VFS_NEXT_OPEN(handle, smb_fname, fsp, flags, mode);
 145 }
 146
 147 static NTSTATUS skel_create_file(struct vfs_handle_struct *handle,
 148                                 struct smb_request *req,
 149                                 uint16_t root_dir_fid,
 150                                 struct smb_filename *smb_fname,
 151                                 uint32_t access_mask,
 152                                 uint32_t share_access,
 153                                 uint32_t create_disposition,
 154                                 uint32_t create_options,
 155                                 uint32_t file_attributes,
 156                                 uint32_t oplock_request,
 157                                 uint64_t allocation_size,
 158                                 uint32_t private_flags,
 159                                 struct security_descriptor *sd,
 160                                 struct ea_list *ea_list,
 161                                 files_struct **result,
 162                                 int *pinfo)
 163 {
 164         return SMB_VFS_NEXT_CREATE_FILE(handle,
 165                                 req,
 166                                 root_dir_fid,
 167                                 smb_fname,
 168                                 access_mask,
 169                                 share_access,
 170                                 create_disposition,
 171                                 create_options,
 172                                 file_attributes,
 173                                 oplock_request,
 174                                 allocation_size,
 175                                 private_flags,
 176                                 sd,
 177                                 ea_list,
 178                                 result,
 179                                 pinfo);
 180 }
 181
 182 static int skel_close_fn(vfs_handle_struct *handle, files_struct *fsp)
 183 {
 184         return SMB_VFS_NEXT_CLOSE(handle, fsp);
 185 }
 186
 187 static ssize_t skel_vfs_read(vfs_handle_struct *handle, files_struct *fsp, void *data, size_t n)
 188 {
 189         return SMB_VFS_NEXT_READ(handle, fsp, data, n);
 190 }
 191
 192 static ssize_t skel_pread(vfs_handle_struct *handle, files_struct *fsp, void *data, size_t n, SMB_OFF_T offset)
 193 {
 194         return SMB_VFS_NEXT_PREAD(handle, fsp, data, n, offset);
 195 }
 196
 197 static ssize_t skel_write(vfs_handle_struct *handle, files_struct *fsp, const void *data, size_t n)
 198 {
 199         return SMB_VFS_NEXT_WRITE(handle, fsp, data, n);
 200 }
 201
 202 static ssize_t skel_pwrite(vfs_handle_struct *handle, files_struct *fsp, const void *data, size_t n, SMB_OFF_T offset)
 203 {
 204         return SMB_VFS_NEXT_PWRITE(handle, fsp, data, n, offset);
 205 }
 206
 207 static SMB_OFF_T skel_lseek(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T offset, int whence)
 208 {
 209         return SMB_VFS_NEXT_LSEEK(handle, fsp, offset, whence);
 210 }
 211
 212 static ssize_t skel_sendfile(vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *hdr, SMB_OFF_T offset, size_t n)
 213 {
 214         return SMB_VFS_NEXT_SENDFILE(handle, tofd, fromfsp, hdr, offset, n);
 215 }
 216
 217 static ssize_t skel_recvfile(vfs_handle_struct *handle, int fromfd, files_struct *tofsp, SMB_OFF_T offset, size_t n)
 218 {
 219         return SMB_VFS_NEXT_RECVFILE(handle, fromfd, tofsp, offset, n);
 220 }
 221
 222 static int skel_rename(vfs_handle_struct *handle,
 223                        const struct smb_filename *smb_fname_src,
 224                        const struct smb_filename *smb_fname_dst)
 225 {
 226         return SMB_VFS_NEXT_RENAME(handle, smb_fname_src, smb_fname_dst);
 227 }
 228
 229 static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
 230 {
 231         return SMB_VFS_NEXT_FSYNC(handle, fsp);
 232 }
 233
 234 static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 235 {
 236         return SMB_VFS_NEXT_STAT(handle, smb_fname);
 237 }
 238
 239 static int skel_fstat(vfs_handle_struct *handle, files_struct *fsp, SMB_STRUCT_STAT *sbuf)
 240 {
 241         return SMB_VFS_NEXT_FSTAT(handle, fsp, sbuf);
 242 }
 243
 244 static int skel_lstat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 245 {
 246         return SMB_VFS_NEXT_LSTAT(handle, smb_fname);
 247 }
 248
 249 static uint64_t skel_get_alloc_size(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf)
 250 {
 251         return SMB_VFS_NEXT_GET_ALLOC_SIZE(handle, fsp, sbuf);
 252 }
 253
 254 static int skel_unlink(vfs_handle_struct *handle,
 255                        const struct smb_filename *smb_fname)
 256 {
 257         return SMB_VFS_NEXT_UNLINK(handle, smb_fname);
 258 }
 259
 260 static int skel_chmod(vfs_handle_struct *handle,  const char *path, mode_t mode)
 261 {
 262         return SMB_VFS_NEXT_CHMOD(handle, path, mode);
 263 }
 264
 265 static int skel_fchmod(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
 266 {
 267         return SMB_VFS_NEXT_FCHMOD(handle, fsp, mode);
 268 }
 269
 270 static int skel_chown(vfs_handle_struct *handle,  const char *path, uid_t uid, gid_t gid)
 271 {
 272         return SMB_VFS_NEXT_CHOWN(handle, path, uid, gid);
 273 }
 274
 275 static int skel_fchown(vfs_handle_struct *handle, files_struct *fsp, uid_t uid, gid_t gid)
 276 {
 277         return SMB_VFS_NEXT_FCHOWN(handle, fsp, uid, gid);
 278 }
 279
 280 static int skel_lchown(vfs_handle_struct *handle,  const char *path, uid_t uid, gid_t gid)
 281 {
 282         return SMB_VFS_NEXT_LCHOWN(handle, path, uid, gid);
 283 }
 284
 285 static int skel_chdir(vfs_handle_struct *handle,  const char *path)
 286 {
 287         return SMB_VFS_NEXT_CHDIR(handle, path);
 288 }
 289
 290 static char *skel_getwd(vfs_handle_struct *handle)
 291 {
 292         return SMB_VFS_NEXT_GETWD(handle);
 293 }
 294
 295 static int skel_ntimes(vfs_handle_struct *handle,
 296                        const struct smb_filename *smb_fname,
 297                        struct smb_file_time *ft)
 298 {
 299         return SMB_VFS_NEXT_NTIMES(handle, smb_fname, ft);
 300 }
 301
 302 static int skel_ftruncate(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T offset)
 303 {
 304         return SMB_VFS_NEXT_FTRUNCATE(handle, fsp, offset);
 305 }
 306
 307 static int skel_fallocate(vfs_handle_struct *handle, files_struct *fsp,
 308                         enum vfs_fallocate_mode mode,
 309                         SMB_OFF_T offset,
 310                         SMB_OFF_T len)
 311 {
 312         return SMB_VFS_NEXT_FALLOCATE(handle, fsp, mode, offset, len);
 313 }
 314
 315 static bool skel_lock(vfs_handle_struct *handle, files_struct *fsp, int op, SMB_OFF_T offset, SMB_OFF_T count, int type)
 316 {
 317         return SMB_VFS_NEXT_LOCK(handle, fsp, op, offset, count, type);
 318 }
 319
 320 static int skel_kernel_flock(struct vfs_handle_struct *handle, struct files_struct *fsp, uint32 share_mode, uint32 access_mask)
 321 {
 322         return SMB_VFS_NEXT_KERNEL_FLOCK(handle, fsp, share_mode, access_mask);
 323 }
 324
 325 static int skel_linux_setlease(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype)
 326 {
 327         return SMB_VFS_NEXT_LINUX_SETLEASE(handle, fsp, leasetype);
 328 }
 329
 330 static bool skel_getlock(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T *poffset, SMB_OFF_T *pcount, int *ptype, pid_t *ppid)
 331 {
 332         return SMB_VFS_NEXT_GETLOCK(handle, fsp, poffset, pcount, ptype, ppid);
 333 }
 334
 335 static int skel_symlink(vfs_handle_struct *handle,  const char *oldpath, const char *newpath)
 336 {
 337         return SMB_VFS_NEXT_SYMLINK(handle, oldpath, newpath);
 338 }
 339
 340 static int skel_vfs_readlink(vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz)
 341 {
 342         return SMB_VFS_NEXT_READLINK(handle, path, buf, bufsiz);
 343 }
 344
 345 static int skel_link(vfs_handle_struct *handle,  const char *oldpath, const char *newpath)
 346 {
 347         return SMB_VFS_NEXT_LINK(handle, oldpath, newpath);
 348 }
 349
 350 static int skel_mknod(vfs_handle_struct *handle,  const char *path, mode_t mode, SMB_DEV_T dev)
 351 {
 352         return SMB_VFS_NEXT_MKNOD(handle, path, mode, dev);
 353 }
 354
 355 static char *skel_realpath(vfs_handle_struct *handle,  const char *path)
 356 {
 357         return SMB_VFS_NEXT_REALPATH(handle, path);
 358 }
 359
 360 static NTSTATUS skel_notify_watch(
 361         struct vfs_handle_struct *handle,
 362         struct sys_notify_context *ctx,
 363         const char *path,
 364         uint32_t *filter,
 365         uint32_t *subdir_filter,
 366         void (*callback)(struct sys_notify_context *ctx, void *private_data,
 367                          struct notify_event *ev),
 368         void *private_data, void *handle_p)
 369 {
 370         return SMB_VFS_NEXT_NOTIFY_WATCH(handle, ctx, path,
 371                                          filter, subdir_filter, callback,
 372                 private_data, handle_p);
 373 }
 374
 375 static int skel_chflags(vfs_handle_struct *handle,  const char *path, uint flags)
 376 {
 377         return SMB_VFS_NEXT_CHFLAGS(handle, path, flags);
 378 }
 379
 380 static struct file_id skel_file_id_create(vfs_handle_struct *handle,
 381                                           const SMB_STRUCT_STAT *sbuf)
 382 {
 383         return SMB_VFS_NEXT_FILE_ID_CREATE(handle, sbuf);
 384 }
 385
 386 static NTSTATUS skel_streaminfo(struct vfs_handle_struct *handle,
 387                                 struct files_struct *fsp,
 388                                 const char *fname,
 389                                 TALLOC_CTX *mem_ctx,
 390                                 unsigned int *num_streams,
 391                                 struct stream_struct **streams)
 392 {
 393         return SMB_VFS_NEXT_STREAMINFO(handle,
 394                                         fsp,
 395                                         fname,
 396                                         mem_ctx,
 397                                         num_streams,
 398                                         streams);
 399 }
 400
 401 static int skel_get_real_filename(struct vfs_handle_struct *handle,
 402                                 const char *path,
 403                                 const char *name,
 404                                 TALLOC_CTX *mem_ctx,
 405                                 char **found_name)
 406 {
 407         return SMB_VFS_NEXT_GET_REAL_FILENAME(handle,
 408                                         path,
 409                                         name,
 410                                         mem_ctx,
 411                                         found_name);
 412 }
 413
 414 static const char *skel_connectpath(struct vfs_handle_struct *handle,
 415                                 const char *filename)
 416 {
 417         return SMB_VFS_NEXT_CONNECTPATH(handle, filename);
 418 }
 419
 420 static NTSTATUS skel_brl_lock_windows(struct vfs_handle_struct *handle,
 421                                 struct byte_range_lock *br_lck,
 422                                 struct lock_struct *plock,
 423                                 bool blocking_lock,
 424                                 struct blocking_lock_record *blr)
 425 {
 426         return SMB_VFS_NEXT_BRL_LOCK_WINDOWS(handle,
 427                                         br_lck,
 428                                         plock,
 429                                         blocking_lock,
 430                                         blr);
 431 }
 432
 433 static bool skel_brl_unlock_windows(struct vfs_handle_struct *handle,
 434                                 struct messaging_context *msg_ctx,
 435                                 struct byte_range_lock *br_lck,
 436                                 const struct lock_struct *plock)
 437 {
 438         return SMB_VFS_NEXT_BRL_UNLOCK_WINDOWS(handle,
 439                                         msg_ctx,
 440                                         br_lck,
 441                                         plock);
 442 }
 443
 444 static bool skel_brl_cancel_windows(struct vfs_handle_struct *handle,
 445                                 struct byte_range_lock *br_lck,
 446                                 struct lock_struct *plock,
 447                                 struct blocking_lock_record *blr)
 448 {
 449         return SMB_VFS_NEXT_BRL_CANCEL_WINDOWS(handle,
 450                                 br_lck,
 451                                 plock,
 452                                 blr);
 453 }
 454
 455 static bool skel_strict_lock(struct vfs_handle_struct *handle,
 456                                 struct files_struct *fsp,
 457                                 struct lock_struct *plock)
 458 {
 459         return SMB_VFS_NEXT_STRICT_LOCK(handle,
 460                                         fsp,
 461                                         plock);
 462 }
 463
 464 static void skel_strict_unlock(struct vfs_handle_struct *handle,
 465                                 struct files_struct *fsp,
 466                                 struct lock_struct *plock)
 467 {
 468         SMB_VFS_NEXT_STRICT_UNLOCK(handle,
 469                                         fsp,
 470                                         plock);
 471 }
 472
 473 static NTSTATUS skel_translate_name(struct vfs_handle_struct *handle,
 474                                 const char *mapped_name,
 475                                 enum vfs_translate_direction direction,
 476                                 TALLOC_CTX *mem_ctx,
 477                                 char **pmapped_name)
 478 {
 479         return SMB_VFS_NEXT_TRANSLATE_NAME(handle, mapped_name, direction,
 480                                            mem_ctx, pmapped_name);
 481 }
 482
 483 static NTSTATUS skel_fsctl(struct vfs_handle_struct *handle,
 484                         struct files_struct *fsp,
 485                         TALLOC_CTX *ctx,
 486                         uint32_t function,
 487                         uint16_t req_flags,  /* Needed for UNICODE ... */
 488                         const uint8_t *_in_data,
 489                         uint32_t in_len,
 490                         uint8_t **_out_data,
 491                         uint32_t max_out_len,
 492                         uint32_t *out_len)
 493 {
 494         return SMB_VFS_NEXT_FSCTL(handle,
 495                                 fsp,
 496                                 ctx,
 497                                 function,
 498                                 req_flags,
 499                                 _in_data,
 500                                 in_len,
 501                                 _out_data,
 502                                 max_out_len,
 503                                 out_len);
 504 }
 505
 506 static NTSTATUS skel_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 507         uint32 security_info, struct security_descriptor **ppdesc)
 508 {
 509         return SMB_VFS_NEXT_FGET_NT_ACL(handle, fsp, security_info, ppdesc);
 510 }
 511
 512 static NTSTATUS skel_get_nt_acl(vfs_handle_struct *handle,
 513         const char *name, uint32 security_info, struct security_descriptor **ppdesc)
 514 {
 515         return SMB_VFS_NEXT_GET_NT_ACL(handle, name, security_info, ppdesc);
 516 }
 517
 518 static NTSTATUS skel_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 519         uint32 security_info_sent, const struct security_descriptor *psd)
 520 {
 521         return SMB_VFS_NEXT_FSET_NT_ACL(handle, fsp, security_info_sent, psd);
 522 }
 523
 524 static int skel_chmod_acl(vfs_handle_struct *handle,  const char *name, mode_t mode)
 525 {
 526         return SMB_VFS_NEXT_CHMOD_ACL(handle, name, mode);
 527 }
 528
 529 static int skel_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
 530 {
 531         return SMB_VFS_NEXT_FCHMOD_ACL(handle, fsp, mode);
 532 }
 533
 534 static int skel_sys_acl_get_entry(vfs_handle_struct *handle,  SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
 535 {
 536         return SMB_VFS_NEXT_SYS_ACL_GET_ENTRY(handle, theacl, entry_id, entry_p);
 537 }
 538
 539 static int skel_sys_acl_get_tag_type(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p)
 540 {
 541         return SMB_VFS_NEXT_SYS_ACL_GET_TAG_TYPE(handle, entry_d, tag_type_p);
 542 }
 543
 544 static int skel_sys_acl_get_permset(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
 545 {
 546         return SMB_VFS_NEXT_SYS_ACL_GET_PERMSET(handle, entry_d, permset_p);
 547 }
 548
 549 static void *skel_sys_acl_get_qualifier(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d)
 550 {
 551         return SMB_VFS_NEXT_SYS_ACL_GET_QUALIFIER(handle, entry_d);
 552 }
 553
 554 static SMB_ACL_T skel_sys_acl_get_file(vfs_handle_struct *handle,  const char *path_p, SMB_ACL_TYPE_T type)
 555 {
 556         return SMB_VFS_NEXT_SYS_ACL_GET_FILE(handle, path_p, type);
 557 }
 558
 559 static SMB_ACL_T skel_sys_acl_get_fd(vfs_handle_struct *handle, files_struct *fsp)
 560 {
 561         return SMB_VFS_NEXT_SYS_ACL_GET_FD(handle, fsp);
 562 }
 563
 564 static int skel_sys_acl_clear_perms(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset)
 565 {
 566         return SMB_VFS_NEXT_SYS_ACL_CLEAR_PERMS(handle, permset);
 567 }
 568
 569 static int skel_sys_acl_add_perm(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
 570 {
 571         return SMB_VFS_NEXT_SYS_ACL_ADD_PERM(handle, permset, perm);
 572 }
 573
 574 static char *skel_sys_acl_to_text(vfs_handle_struct *handle,  SMB_ACL_T theacl, ssize_t *plen)
 575 {
 576         return SMB_VFS_NEXT_SYS_ACL_TO_TEXT(handle, theacl, plen);
 577 }
 578
 579 static SMB_ACL_T skel_sys_acl_init(vfs_handle_struct *handle,  int count)
 580 {
 581         return SMB_VFS_NEXT_SYS_ACL_INIT(handle, count);
 582 }
 583
 584 static int skel_sys_acl_create_entry(vfs_handle_struct *handle,  SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
 585 {
 586         return SMB_VFS_NEXT_SYS_ACL_CREATE_ENTRY(handle, pacl, pentry);
 587 }
 588
 589 static int skel_sys_acl_set_tag_type(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
 590 {
 591         return SMB_VFS_NEXT_SYS_ACL_SET_TAG_TYPE(handle, entry, tagtype);
 592 }
 593
 594 static int skel_sys_acl_set_qualifier(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, void *qual)
 595 {
 596         return SMB_VFS_NEXT_SYS_ACL_SET_QUALIFIER(handle, entry, qual);
 597 }
 598
 599 static int skel_sys_acl_set_permset(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
 600 {
 601         return SMB_VFS_NEXT_SYS_ACL_SET_PERMSET(handle, entry, permset);
 602 }
 603
 604 static int skel_sys_acl_valid(vfs_handle_struct *handle,  SMB_ACL_T theacl )
 605 {
 606         return SMB_VFS_NEXT_SYS_ACL_VALID(handle, theacl);
 607 }
 608
 609 static int skel_sys_acl_set_file(vfs_handle_struct *handle,  const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
 610 {
 611         return SMB_VFS_NEXT_SYS_ACL_SET_FILE(handle, name, acltype, theacl);
 612 }
 613
 614 static int skel_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp, SMB_ACL_T theacl)
 615 {
 616         return SMB_VFS_NEXT_SYS_ACL_SET_FD(handle, fsp, theacl);
 617 }
 618
 619 static int skel_sys_acl_delete_def_file(vfs_handle_struct *handle,  const char *path)
 620 {
 621         return SMB_VFS_NEXT_SYS_ACL_DELETE_DEF_FILE(handle, path);
 622 }
 623
 624 static int skel_sys_acl_get_perm(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
 625 {
 626         return SMB_VFS_NEXT_SYS_ACL_GET_PERM(handle, permset, perm);
 627 }
 628
 629 static int skel_sys_acl_free_text(vfs_handle_struct *handle,  char *text)
 630 {
 631         return SMB_VFS_NEXT_SYS_ACL_FREE_TEXT(handle, text);
 632 }
 633
 634 static int skel_sys_acl_free_acl(vfs_handle_struct *handle,  SMB_ACL_T posix_acl)
 635 {
 636         return SMB_VFS_NEXT_SYS_ACL_FREE_ACL(handle, posix_acl);
 637 }
 638
 639 static int skel_sys_acl_free_qualifier(vfs_handle_struct *handle,  void *qualifier, SMB_ACL_TAG_T tagtype)
 640 {
 641         return SMB_VFS_NEXT_SYS_ACL_FREE_QUALIFIER(handle, qualifier, tagtype);
 642 }
 643
 644 static ssize_t skel_getxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t size)
 645 {
 646         return SMB_VFS_NEXT_GETXATTR(handle, path, name, value, size);
 647 }
 648
 649 static ssize_t skel_lgetxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t
 650 size)
 651 {
 652         return SMB_VFS_NEXT_LGETXATTR(handle, path, name, value, size);
 653 }
 654
 655 static ssize_t skel_fgetxattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size)
 656 {
 657         return SMB_VFS_NEXT_FGETXATTR(handle, fsp, name, value, size);
 658 }
 659
 660 static ssize_t skel_listxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
 661 {
 662         return SMB_VFS_NEXT_LISTXATTR(handle, path, list, size);
 663 }
 664
 665 static ssize_t skel_llistxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
 666 {
 667         return SMB_VFS_NEXT_LLISTXATTR(handle, path, list, size);
 668 }
 669
 670 static ssize_t skel_flistxattr(vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size)
 671 {
 672         return SMB_VFS_NEXT_FLISTXATTR(handle, fsp, list, size);
 673 }
 674
 675 static int skel_removexattr(vfs_handle_struct *handle, const char *path, const char *name)
 676 {
 677         return SMB_VFS_NEXT_REMOVEXATTR(handle, path, name);
 678 }
 679
 680 static int skel_lremovexattr(vfs_handle_struct *handle, const char *path, const char *name)
 681 {
 682         return SMB_VFS_NEXT_LREMOVEXATTR(handle, path, name);
 683 }
 684
 685 static int skel_fremovexattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name)
 686 {
 687         return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, name);
 688 }
 689
 690 static int skel_setxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
 691 {
 692         return SMB_VFS_NEXT_SETXATTR(handle, path, name, value, size, flags);
 693 }
 694
 695 static int skel_lsetxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
 696 {
 697         return SMB_VFS_NEXT_LSETXATTR(handle, path, name, value, size, flags);
 698 }
 699
 700 static int skel_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags)
 701 {
 702         return SMB_VFS_NEXT_FSETXATTR(handle, fsp, name, value, size, flags);
 703 }
 704
 705 static int skel_aio_read(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 706 {
 707         return SMB_VFS_NEXT_AIO_READ(handle, fsp, aiocb);
 708 }
 709
 710 static int skel_aio_write(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 711 {
 712         return SMB_VFS_NEXT_AIO_WRITE(handle, fsp, aiocb);
 713 }
 714
 715 static ssize_t skel_aio_return_fn(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 716 {
 717         return SMB_VFS_NEXT_AIO_RETURN(handle, fsp, aiocb);
 718 }
 719
 720 static int skel_aio_cancel(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 721 {
 722         return SMB_VFS_NEXT_AIO_CANCEL(handle, fsp, aiocb);
 723 }
 724
 725 static int skel_aio_error_fn(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 726 {
 727         return SMB_VFS_NEXT_AIO_ERROR(handle, fsp, aiocb);
 728 }
 729
 730 static int skel_aio_fsync(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb)
 731 {
 732         return SMB_VFS_NEXT_AIO_FSYNC(handle, fsp, op, aiocb);
 733 }
 734
 735 static int skel_aio_suspend(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_AIOCB * const aiocb[], int n, const struct timespec *ts)
 736 {
 737         return SMB_VFS_NEXT_AIO_SUSPEND(handle, fsp, aiocb, n, ts);
 738 }
 739
 740 static bool skel_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
 741 {
 742         return SMB_VFS_NEXT_AIO_FORCE(handle, fsp);
 743 }
 744
 745 static bool skel_is_offline(struct vfs_handle_struct *handle, const struct smb_filename *fname, SMB_STRUCT_STAT *sbuf)
 746 {
 747         return SMB_VFS_NEXT_IS_OFFLINE(handle, fname, sbuf);
 748 }
 749
 750 static int skel_set_offline(struct vfs_handle_struct *handle, const struct smb_filename *fname)
 751 {
 752         return SMB_VFS_NEXT_SET_OFFLINE(handle, fname);
 753 }
 754
 755 /* VFS operations structure */
 756
 757 struct vfs_fn_pointers skel_transparent_fns = {
 758         /* Disk operations */
 759
 760         .connect_fn = skel_connect,
 761         .disconnect_fn = skel_disconnect,
 762         .disk_free_fn = skel_disk_free,
 763         .get_quota_fn = skel_get_quota,
 764         .set_quota_fn = skel_set_quota,
 765         .get_shadow_copy_data_fn = skel_get_shadow_copy_data,
 766         .statvfs_fn = skel_statvfs,
 767         .fs_capabilities_fn = skel_fs_capabilities,
 768         .get_dfs_referrals_fn = skel_get_dfs_referrals,
 769
 770         /* Directory operations */
 771
 772         .opendir_fn = skel_opendir,
 773         .fdopendir_fn = skel_fdopendir,
 774         .readdir_fn = skel_readdir,
 775         .seekdir_fn = skel_seekdir,
 776         .telldir_fn = skel_telldir,
 777         .rewind_dir_fn = skel_rewind_dir,
 778         .mkdir_fn = skel_mkdir,
 779         .rmdir_fn = skel_rmdir,
 780         .closedir_fn = skel_closedir,
 781         .init_search_op_fn = skel_init_search_op,
 782
 783         /* File operations */
 784
 785         .open_fn = skel_open,
 786         .create_file_fn = skel_create_file,
 787         .close_fn = skel_close_fn,
 788         .read_fn = skel_vfs_read,
 789         .pread_fn = skel_pread,
 790         .write_fn = skel_write,
 791         .pwrite_fn = skel_pwrite,
 792         .lseek_fn = skel_lseek,
 793         .sendfile_fn = skel_sendfile,
 794         .recvfile_fn = skel_recvfile,
 795         .rename_fn = skel_rename,
 796         .fsync_fn = skel_fsync,
 797         .stat_fn = skel_stat,
 798         .fstat_fn = skel_fstat,
 799         .lstat_fn = skel_lstat,
 800         .get_alloc_size_fn = skel_get_alloc_size,
 801         .unlink_fn = skel_unlink,
 802         .chmod_fn = skel_chmod,
 803         .fchmod_fn = skel_fchmod,
 804         .chown_fn = skel_chown,
 805         .fchown_fn = skel_fchown,
 806         .lchown_fn = skel_lchown,
 807         .chdir_fn = skel_chdir,
 808         .getwd_fn = skel_getwd,
 809         .ntimes_fn = skel_ntimes,
 810         .ftruncate_fn = skel_ftruncate,
 811         .fallocate_fn = skel_fallocate,
 812         .lock_fn = skel_lock,
 813         .kernel_flock_fn = skel_kernel_flock,
 814         .linux_setlease_fn = skel_linux_setlease,
 815         .getlock_fn = skel_getlock,
 816         .symlink_fn = skel_symlink,
 817         .readlink_fn = skel_vfs_readlink,
 818         .link_fn = skel_link,
 819         .mknod_fn = skel_mknod,
 820         .realpath_fn = skel_realpath,
 821         .notify_watch_fn = skel_notify_watch,
 822         .chflags_fn = skel_chflags,
 823         .file_id_create_fn = skel_file_id_create,
 824
 825         .streaminfo_fn = skel_streaminfo,
 826         .get_real_filename_fn = skel_get_real_filename,
 827         .connectpath_fn = skel_connectpath,
 828         .brl_lock_windows_fn = skel_brl_lock_windows,
 829         .brl_unlock_windows_fn = skel_brl_unlock_windows,
 830         .brl_cancel_windows_fn = skel_brl_cancel_windows,
 831         .strict_lock_fn = skel_strict_lock,
 832         .strict_unlock_fn = skel_strict_unlock,
 833         .translate_name_fn = skel_translate_name,
 834         .fsctl_fn = skel_fsctl,
 835
 836         /* NT ACL operations. */
 837
 838         .fget_nt_acl_fn = skel_fget_nt_acl,
 839         .get_nt_acl_fn = skel_get_nt_acl,
 840         .fset_nt_acl_fn = skel_fset_nt_acl,
 841
 842         /* POSIX ACL operations. */
 843
 844         .chmod_acl_fn = skel_chmod_acl,
 845         .fchmod_acl_fn = skel_fchmod_acl,
 846
 847         .sys_acl_get_entry_fn = skel_sys_acl_get_entry,
 848         .sys_acl_get_tag_type_fn = skel_sys_acl_get_tag_type,
 849         .sys_acl_get_permset_fn = skel_sys_acl_get_permset,
 850         .sys_acl_get_qualifier_fn = skel_sys_acl_get_qualifier,
 851         .sys_acl_get_file_fn = skel_sys_acl_get_file,
 852         .sys_acl_get_fd_fn = skel_sys_acl_get_fd,
 853         .sys_acl_clear_perms_fn = skel_sys_acl_clear_perms,
 854         .sys_acl_add_perm_fn = skel_sys_acl_add_perm,
 855         .sys_acl_to_text_fn = skel_sys_acl_to_text,
 856         .sys_acl_init_fn = skel_sys_acl_init,
 857         .sys_acl_create_entry_fn = skel_sys_acl_create_entry,
 858         .sys_acl_set_tag_type_fn = skel_sys_acl_set_tag_type,
 859         .sys_acl_set_qualifier_fn = skel_sys_acl_set_qualifier,
 860         .sys_acl_set_permset_fn = skel_sys_acl_set_permset,
 861         .sys_acl_valid_fn = skel_sys_acl_valid,
 862         .sys_acl_set_file_fn = skel_sys_acl_set_file,
 863         .sys_acl_set_fd_fn = skel_sys_acl_set_fd,
 864         .sys_acl_delete_def_file_fn = skel_sys_acl_delete_def_file,
 865         .sys_acl_get_perm_fn = skel_sys_acl_get_perm,
 866         .sys_acl_free_text_fn = skel_sys_acl_free_text,
 867         .sys_acl_free_acl_fn = skel_sys_acl_free_acl,
 868         .sys_acl_free_qualifier_fn = skel_sys_acl_free_qualifier,
 869
 870         /* EA operations. */
 871         .getxattr_fn = skel_getxattr,
 872         .lgetxattr_fn = skel_lgetxattr,
 873         .fgetxattr_fn = skel_fgetxattr,
 874         .listxattr_fn = skel_listxattr,
 875         .llistxattr_fn = skel_llistxattr,
 876         .flistxattr_fn = skel_flistxattr,
 877         .removexattr_fn = skel_removexattr,
 878         .lremovexattr_fn = skel_lremovexattr,
 879         .fremovexattr_fn = skel_fremovexattr,
 880         .setxattr_fn = skel_setxattr,
 881         .lsetxattr_fn = skel_lsetxattr,
 882         .fsetxattr_fn = skel_fsetxattr,
 883
 884         /* aio operations */
 885         .aio_read_fn = skel_aio_read,
 886         .aio_write_fn = skel_aio_write,
 887         .aio_return_fn = skel_aio_return_fn,
 888         .aio_cancel_fn = skel_aio_cancel,
 889         .aio_error_fn = skel_aio_error_fn,
 890         .aio_fsync_fn = skel_aio_fsync,
 891         .aio_suspend_fn = skel_aio_suspend,
 892         .aio_force_fn = skel_aio_force,
 893
 894         /* offline operations */
 895         .is_offline_fn = skel_is_offline,
 896         .set_offline_fn = skel_set_offline
 897 };
 898
 899 NTSTATUS vfs_skel_transparent_init(void)
 900 {
 901         return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "skel_transparent", &skel_transparent_fns);
 902 }