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         struct notify_entry *e,
 364         const char *path,
 365         void (*callback)(struct sys_notify_context *ctx, void *private_data,
 366                          struct notify_event *ev),
 367         void *private_data, void *handle_p)
 368 {
 369         return SMB_VFS_NEXT_NOTIFY_WATCH(handle, ctx, e, path, callback,
 370                 private_data, handle_p);
 371 }
 372
 373 static int skel_chflags(vfs_handle_struct *handle,  const char *path, uint flags)
 374 {
 375         return SMB_VFS_NEXT_CHFLAGS(handle, path, flags);
 376 }
 377
 378 static struct file_id skel_file_id_create(vfs_handle_struct *handle,
 379                                           const SMB_STRUCT_STAT *sbuf)
 380 {
 381         return SMB_VFS_NEXT_FILE_ID_CREATE(handle, sbuf);
 382 }
 383
 384 static NTSTATUS skel_streaminfo(struct vfs_handle_struct *handle,
 385                                 struct files_struct *fsp,
 386                                 const char *fname,
 387                                 TALLOC_CTX *mem_ctx,
 388                                 unsigned int *num_streams,
 389                                 struct stream_struct **streams)
 390 {
 391         return SMB_VFS_NEXT_STREAMINFO(handle,
 392                                         fsp,
 393                                         fname,
 394                                         mem_ctx,
 395                                         num_streams,
 396                                         streams);
 397 }
 398
 399 static int skel_get_real_filename(struct vfs_handle_struct *handle,
 400                                 const char *path,
 401                                 const char *name,
 402                                 TALLOC_CTX *mem_ctx,
 403                                 char **found_name)
 404 {
 405         return SMB_VFS_NEXT_GET_REAL_FILENAME(handle,
 406                                         path,
 407                                         name,
 408                                         mem_ctx,
 409                                         found_name);
 410 }
 411
 412 static const char *skel_connectpath(struct vfs_handle_struct *handle,
 413                                 const char *filename)
 414 {
 415         return SMB_VFS_NEXT_CONNECTPATH(handle, filename);
 416 }
 417
 418 static NTSTATUS skel_brl_lock_windows(struct vfs_handle_struct *handle,
 419                                 struct byte_range_lock *br_lck,
 420                                 struct lock_struct *plock,
 421                                 bool blocking_lock,
 422                                 struct blocking_lock_record *blr)
 423 {
 424         return SMB_VFS_NEXT_BRL_LOCK_WINDOWS(handle,
 425                                         br_lck,
 426                                         plock,
 427                                         blocking_lock,
 428                                         blr);
 429 }
 430
 431 static bool skel_brl_unlock_windows(struct vfs_handle_struct *handle,
 432                                 struct messaging_context *msg_ctx,
 433                                 struct byte_range_lock *br_lck,
 434                                 const struct lock_struct *plock)
 435 {
 436         return SMB_VFS_NEXT_BRL_UNLOCK_WINDOWS(handle,
 437                                         msg_ctx,
 438                                         br_lck,
 439                                         plock);
 440 }
 441
 442 static bool skel_brl_cancel_windows(struct vfs_handle_struct *handle,
 443                                 struct byte_range_lock *br_lck,
 444                                 struct lock_struct *plock,
 445                                 struct blocking_lock_record *blr)
 446 {
 447         return SMB_VFS_NEXT_BRL_CANCEL_WINDOWS(handle,
 448                                 br_lck,
 449                                 plock,
 450                                 blr);
 451 }
 452
 453 static bool skel_strict_lock(struct vfs_handle_struct *handle,
 454                                 struct files_struct *fsp,
 455                                 struct lock_struct *plock)
 456 {
 457         return SMB_VFS_NEXT_STRICT_LOCK(handle,
 458                                         fsp,
 459                                         plock);
 460 }
 461
 462 static void skel_strict_unlock(struct vfs_handle_struct *handle,
 463                                 struct files_struct *fsp,
 464                                 struct lock_struct *plock)
 465 {
 466         SMB_VFS_NEXT_STRICT_UNLOCK(handle,
 467                                         fsp,
 468                                         plock);
 469 }
 470
 471 static NTSTATUS skel_translate_name(struct vfs_handle_struct *handle,
 472                                 const char *mapped_name,
 473                                 enum vfs_translate_direction direction,
 474                                 TALLOC_CTX *mem_ctx,
 475                                 char **pmapped_name)
 476 {
 477         return SMB_VFS_NEXT_TRANSLATE_NAME(handle, mapped_name, direction,
 478                                            mem_ctx, pmapped_name);
 479 }
 480
 481 static NTSTATUS skel_fsctl(struct vfs_handle_struct *handle,
 482                         struct files_struct *fsp,
 483                         TALLOC_CTX *ctx,
 484                         uint32_t function,
 485                         uint16_t req_flags,  /* Needed for UNICODE ... */
 486                         const uint8_t *_in_data,
 487                         uint32_t in_len,
 488                         uint8_t **_out_data,
 489                         uint32_t max_out_len,
 490                         uint32_t *out_len)
 491 {
 492         return SMB_VFS_NEXT_FSCTL(handle,
 493                                 fsp,
 494                                 ctx,
 495                                 function,
 496                                 req_flags,
 497                                 _in_data,
 498                                 in_len,
 499                                 _out_data,
 500                                 max_out_len,
 501                                 out_len);
 502 }
 503
 504 static NTSTATUS skel_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 505         uint32 security_info, struct security_descriptor **ppdesc)
 506 {
 507         return SMB_VFS_NEXT_FGET_NT_ACL(handle, fsp, security_info, ppdesc);
 508 }
 509
 510 static NTSTATUS skel_get_nt_acl(vfs_handle_struct *handle,
 511         const char *name, uint32 security_info, struct security_descriptor **ppdesc)
 512 {
 513         return SMB_VFS_NEXT_GET_NT_ACL(handle, name, security_info, ppdesc);
 514 }
 515
 516 static NTSTATUS skel_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 517         uint32 security_info_sent, const struct security_descriptor *psd)
 518 {
 519         return SMB_VFS_NEXT_FSET_NT_ACL(handle, fsp, security_info_sent, psd);
 520 }
 521
 522 static int skel_chmod_acl(vfs_handle_struct *handle,  const char *name, mode_t mode)
 523 {
 524         return SMB_VFS_NEXT_CHMOD_ACL(handle, name, mode);
 525 }
 526
 527 static int skel_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
 528 {
 529         return SMB_VFS_NEXT_FCHMOD_ACL(handle, fsp, mode);
 530 }
 531
 532 static int skel_sys_acl_get_entry(vfs_handle_struct *handle,  SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
 533 {
 534         return SMB_VFS_NEXT_SYS_ACL_GET_ENTRY(handle, theacl, entry_id, entry_p);
 535 }
 536
 537 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)
 538 {
 539         return SMB_VFS_NEXT_SYS_ACL_GET_TAG_TYPE(handle, entry_d, tag_type_p);
 540 }
 541
 542 static int skel_sys_acl_get_permset(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
 543 {
 544         return SMB_VFS_NEXT_SYS_ACL_GET_PERMSET(handle, entry_d, permset_p);
 545 }
 546
 547 static void *skel_sys_acl_get_qualifier(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d)
 548 {
 549         return SMB_VFS_NEXT_SYS_ACL_GET_QUALIFIER(handle, entry_d);
 550 }
 551
 552 static SMB_ACL_T skel_sys_acl_get_file(vfs_handle_struct *handle,  const char *path_p, SMB_ACL_TYPE_T type)
 553 {
 554         return SMB_VFS_NEXT_SYS_ACL_GET_FILE(handle, path_p, type);
 555 }
 556
 557 static SMB_ACL_T skel_sys_acl_get_fd(vfs_handle_struct *handle, files_struct *fsp)
 558 {
 559         return SMB_VFS_NEXT_SYS_ACL_GET_FD(handle, fsp);
 560 }
 561
 562 static int skel_sys_acl_clear_perms(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset)
 563 {
 564         return SMB_VFS_NEXT_SYS_ACL_CLEAR_PERMS(handle, permset);
 565 }
 566
 567 static int skel_sys_acl_add_perm(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
 568 {
 569         return SMB_VFS_NEXT_SYS_ACL_ADD_PERM(handle, permset, perm);
 570 }
 571
 572 static char *skel_sys_acl_to_text(vfs_handle_struct *handle,  SMB_ACL_T theacl, ssize_t *plen)
 573 {
 574         return SMB_VFS_NEXT_SYS_ACL_TO_TEXT(handle, theacl, plen);
 575 }
 576
 577 static SMB_ACL_T skel_sys_acl_init(vfs_handle_struct *handle,  int count)
 578 {
 579         return SMB_VFS_NEXT_SYS_ACL_INIT(handle, count);
 580 }
 581
 582 static int skel_sys_acl_create_entry(vfs_handle_struct *handle,  SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
 583 {
 584         return SMB_VFS_NEXT_SYS_ACL_CREATE_ENTRY(handle, pacl, pentry);
 585 }
 586
 587 static int skel_sys_acl_set_tag_type(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
 588 {
 589         return SMB_VFS_NEXT_SYS_ACL_SET_TAG_TYPE(handle, entry, tagtype);
 590 }
 591
 592 static int skel_sys_acl_set_qualifier(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, void *qual)
 593 {
 594         return SMB_VFS_NEXT_SYS_ACL_SET_QUALIFIER(handle, entry, qual);
 595 }
 596
 597 static int skel_sys_acl_set_permset(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
 598 {
 599         return SMB_VFS_NEXT_SYS_ACL_SET_PERMSET(handle, entry, permset);
 600 }
 601
 602 static int skel_sys_acl_valid(vfs_handle_struct *handle,  SMB_ACL_T theacl )
 603 {
 604         return SMB_VFS_NEXT_SYS_ACL_VALID(handle, theacl);
 605 }
 606
 607 static int skel_sys_acl_set_file(vfs_handle_struct *handle,  const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
 608 {
 609         return SMB_VFS_NEXT_SYS_ACL_SET_FILE(handle, name, acltype, theacl);
 610 }
 611
 612 static int skel_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp, SMB_ACL_T theacl)
 613 {
 614         return SMB_VFS_NEXT_SYS_ACL_SET_FD(handle, fsp, theacl);
 615 }
 616
 617 static int skel_sys_acl_delete_def_file(vfs_handle_struct *handle,  const char *path)
 618 {
 619         return SMB_VFS_NEXT_SYS_ACL_DELETE_DEF_FILE(handle, path);
 620 }
 621
 622 static int skel_sys_acl_get_perm(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
 623 {
 624         return SMB_VFS_NEXT_SYS_ACL_GET_PERM(handle, permset, perm);
 625 }
 626
 627 static int skel_sys_acl_free_text(vfs_handle_struct *handle,  char *text)
 628 {
 629         return SMB_VFS_NEXT_SYS_ACL_FREE_TEXT(handle, text);
 630 }
 631
 632 static int skel_sys_acl_free_acl(vfs_handle_struct *handle,  SMB_ACL_T posix_acl)
 633 {
 634         return SMB_VFS_NEXT_SYS_ACL_FREE_ACL(handle, posix_acl);
 635 }
 636
 637 static int skel_sys_acl_free_qualifier(vfs_handle_struct *handle,  void *qualifier, SMB_ACL_TAG_T tagtype)
 638 {
 639         return SMB_VFS_NEXT_SYS_ACL_FREE_QUALIFIER(handle, qualifier, tagtype);
 640 }
 641
 642 static ssize_t skel_getxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t size)
 643 {
 644         return SMB_VFS_NEXT_GETXATTR(handle, path, name, value, size);
 645 }
 646
 647 static ssize_t skel_lgetxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t
 648 size)
 649 {
 650         return SMB_VFS_NEXT_LGETXATTR(handle, path, name, value, size);
 651 }
 652
 653 static ssize_t skel_fgetxattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size)
 654 {
 655         return SMB_VFS_NEXT_FGETXATTR(handle, fsp, name, value, size);
 656 }
 657
 658 static ssize_t skel_listxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
 659 {
 660         return SMB_VFS_NEXT_LISTXATTR(handle, path, list, size);
 661 }
 662
 663 static ssize_t skel_llistxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
 664 {
 665         return SMB_VFS_NEXT_LLISTXATTR(handle, path, list, size);
 666 }
 667
 668 static ssize_t skel_flistxattr(vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size)
 669 {
 670         return SMB_VFS_NEXT_FLISTXATTR(handle, fsp, list, size);
 671 }
 672
 673 static int skel_removexattr(vfs_handle_struct *handle, const char *path, const char *name)
 674 {
 675         return SMB_VFS_NEXT_REMOVEXATTR(handle, path, name);
 676 }
 677
 678 static int skel_lremovexattr(vfs_handle_struct *handle, const char *path, const char *name)
 679 {
 680         return SMB_VFS_NEXT_LREMOVEXATTR(handle, path, name);
 681 }
 682
 683 static int skel_fremovexattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name)
 684 {
 685         return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, name);
 686 }
 687
 688 static int skel_setxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
 689 {
 690         return SMB_VFS_NEXT_SETXATTR(handle, path, name, value, size, flags);
 691 }
 692
 693 static int skel_lsetxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
 694 {
 695         return SMB_VFS_NEXT_LSETXATTR(handle, path, name, value, size, flags);
 696 }
 697
 698 static int skel_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags)
 699 {
 700         return SMB_VFS_NEXT_FSETXATTR(handle, fsp, name, value, size, flags);
 701 }
 702
 703 static int skel_aio_read(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 704 {
 705         return SMB_VFS_NEXT_AIO_READ(handle, fsp, aiocb);
 706 }
 707
 708 static int skel_aio_write(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 709 {
 710         return SMB_VFS_NEXT_AIO_WRITE(handle, fsp, aiocb);
 711 }
 712
 713 static ssize_t skel_aio_return_fn(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 714 {
 715         return SMB_VFS_NEXT_AIO_RETURN(handle, fsp, aiocb);
 716 }
 717
 718 static int skel_aio_cancel(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 719 {
 720         return SMB_VFS_NEXT_AIO_CANCEL(handle, fsp, aiocb);
 721 }
 722
 723 static int skel_aio_error_fn(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 724 {
 725         return SMB_VFS_NEXT_AIO_ERROR(handle, fsp, aiocb);
 726 }
 727
 728 static int skel_aio_fsync(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb)
 729 {
 730         return SMB_VFS_NEXT_AIO_FSYNC(handle, fsp, op, aiocb);
 731 }
 732
 733 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)
 734 {
 735         return SMB_VFS_NEXT_AIO_SUSPEND(handle, fsp, aiocb, n, ts);
 736 }
 737
 738 static bool skel_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
 739 {
 740         return SMB_VFS_NEXT_AIO_FORCE(handle, fsp);
 741 }
 742
 743 static bool skel_is_offline(struct vfs_handle_struct *handle, const struct smb_filename *fname, SMB_STRUCT_STAT *sbuf)
 744 {
 745         return SMB_VFS_NEXT_IS_OFFLINE(handle, fname, sbuf);
 746 }
 747
 748 static int skel_set_offline(struct vfs_handle_struct *handle, const struct smb_filename *fname)
 749 {
 750         return SMB_VFS_NEXT_SET_OFFLINE(handle, fname);
 751 }
 752
 753 /* VFS operations structure */
 754
 755 struct vfs_fn_pointers skel_transparent_fns = {
 756         /* Disk operations */
 757
 758         .connect_fn = skel_connect,
 759         .disconnect_fn = skel_disconnect,
 760         .disk_free_fn = skel_disk_free,
 761         .get_quota_fn = skel_get_quota,
 762         .set_quota_fn = skel_set_quota,
 763         .get_shadow_copy_data_fn = skel_get_shadow_copy_data,
 764         .statvfs_fn = skel_statvfs,
 765         .fs_capabilities_fn = skel_fs_capabilities,
 766         .get_dfs_referrals_fn = skel_get_dfs_referrals,
 767
 768         /* Directory operations */
 769
 770         .opendir_fn = skel_opendir,
 771         .fdopendir_fn = skel_fdopendir,
 772         .readdir_fn = skel_readdir,
 773         .seekdir_fn = skel_seekdir,
 774         .telldir_fn = skel_telldir,
 775         .rewind_dir_fn = skel_rewind_dir,
 776         .mkdir_fn = skel_mkdir,
 777         .rmdir_fn = skel_rmdir,
 778         .closedir_fn = skel_closedir,
 779         .init_search_op_fn = skel_init_search_op,
 780
 781         /* File operations */
 782
 783         .open_fn = skel_open,
 784         .create_file_fn = skel_create_file,
 785         .close_fn = skel_close_fn,
 786         .read_fn = skel_vfs_read,
 787         .pread_fn = skel_pread,
 788         .write_fn = skel_write,
 789         .pwrite_fn = skel_pwrite,
 790         .lseek_fn = skel_lseek,
 791         .sendfile_fn = skel_sendfile,
 792         .recvfile_fn = skel_recvfile,
 793         .rename_fn = skel_rename,
 794         .fsync_fn = skel_fsync,
 795         .stat_fn = skel_stat,
 796         .fstat_fn = skel_fstat,
 797         .lstat_fn = skel_lstat,
 798         .get_alloc_size_fn = skel_get_alloc_size,
 799         .unlink_fn = skel_unlink,
 800         .chmod_fn = skel_chmod,
 801         .fchmod_fn = skel_fchmod,
 802         .chown_fn = skel_chown,
 803         .fchown_fn = skel_fchown,
 804         .lchown_fn = skel_lchown,
 805         .chdir_fn = skel_chdir,
 806         .getwd_fn = skel_getwd,
 807         .ntimes_fn = skel_ntimes,
 808         .ftruncate_fn = skel_ftruncate,
 809         .fallocate_fn = skel_fallocate,
 810         .lock_fn = skel_lock,
 811         .kernel_flock_fn = skel_kernel_flock,
 812         .linux_setlease_fn = skel_linux_setlease,
 813         .getlock_fn = skel_getlock,
 814         .symlink_fn = skel_symlink,
 815         .readlink_fn = skel_vfs_readlink,
 816         .link_fn = skel_link,
 817         .mknod_fn = skel_mknod,
 818         .realpath_fn = skel_realpath,
 819         .notify_watch_fn = skel_notify_watch,
 820         .chflags_fn = skel_chflags,
 821         .file_id_create_fn = skel_file_id_create,
 822
 823         .streaminfo_fn = skel_streaminfo,
 824         .get_real_filename_fn = skel_get_real_filename,
 825         .connectpath_fn = skel_connectpath,
 826         .brl_lock_windows_fn = skel_brl_lock_windows,
 827         .brl_unlock_windows_fn = skel_brl_unlock_windows,
 828         .brl_cancel_windows_fn = skel_brl_cancel_windows,
 829         .strict_lock_fn = skel_strict_lock,
 830         .strict_unlock_fn = skel_strict_unlock,
 831         .translate_name_fn = skel_translate_name,
 832         .fsctl_fn = skel_fsctl,
 833
 834         /* NT ACL operations. */
 835
 836         .fget_nt_acl_fn = skel_fget_nt_acl,
 837         .get_nt_acl_fn = skel_get_nt_acl,
 838         .fset_nt_acl_fn = skel_fset_nt_acl,
 839
 840         /* POSIX ACL operations. */
 841
 842         .chmod_acl_fn = skel_chmod_acl,
 843         .fchmod_acl_fn = skel_fchmod_acl,
 844
 845         .sys_acl_get_entry_fn = skel_sys_acl_get_entry,
 846         .sys_acl_get_tag_type_fn = skel_sys_acl_get_tag_type,
 847         .sys_acl_get_permset_fn = skel_sys_acl_get_permset,
 848         .sys_acl_get_qualifier_fn = skel_sys_acl_get_qualifier,
 849         .sys_acl_get_file_fn = skel_sys_acl_get_file,
 850         .sys_acl_get_fd_fn = skel_sys_acl_get_fd,
 851         .sys_acl_clear_perms_fn = skel_sys_acl_clear_perms,
 852         .sys_acl_add_perm_fn = skel_sys_acl_add_perm,
 853         .sys_acl_to_text_fn = skel_sys_acl_to_text,
 854         .sys_acl_init_fn = skel_sys_acl_init,
 855         .sys_acl_create_entry_fn = skel_sys_acl_create_entry,
 856         .sys_acl_set_tag_type_fn = skel_sys_acl_set_tag_type,
 857         .sys_acl_set_qualifier_fn = skel_sys_acl_set_qualifier,
 858         .sys_acl_set_permset_fn = skel_sys_acl_set_permset,
 859         .sys_acl_valid_fn = skel_sys_acl_valid,
 860         .sys_acl_set_file_fn = skel_sys_acl_set_file,
 861         .sys_acl_set_fd_fn = skel_sys_acl_set_fd,
 862         .sys_acl_delete_def_file_fn = skel_sys_acl_delete_def_file,
 863         .sys_acl_get_perm_fn = skel_sys_acl_get_perm,
 864         .sys_acl_free_text_fn = skel_sys_acl_free_text,
 865         .sys_acl_free_acl_fn = skel_sys_acl_free_acl,
 866         .sys_acl_free_qualifier_fn = skel_sys_acl_free_qualifier,
 867
 868         /* EA operations. */
 869         .getxattr_fn = skel_getxattr,
 870         .lgetxattr_fn = skel_lgetxattr,
 871         .fgetxattr_fn = skel_fgetxattr,
 872         .listxattr_fn = skel_listxattr,
 873         .llistxattr_fn = skel_llistxattr,
 874         .flistxattr_fn = skel_flistxattr,
 875         .removexattr_fn = skel_removexattr,
 876         .lremovexattr_fn = skel_lremovexattr,
 877         .fremovexattr_fn = skel_fremovexattr,
 878         .setxattr_fn = skel_setxattr,
 879         .lsetxattr_fn = skel_lsetxattr,
 880         .fsetxattr_fn = skel_fsetxattr,
 881
 882         /* aio operations */
 883         .aio_read_fn = skel_aio_read,
 884         .aio_write_fn = skel_aio_write,
 885         .aio_return_fn = skel_aio_return_fn,
 886         .aio_cancel_fn = skel_aio_cancel,
 887         .aio_error_fn = skel_aio_error_fn,
 888         .aio_fsync_fn = skel_aio_fsync,
 889         .aio_suspend_fn = skel_aio_suspend,
 890         .aio_force_fn = skel_aio_force,
 891
 892         /* offline operations */
 893         .is_offline_fn = skel_is_offline,
 894         .set_offline_fn = skel_set_offline
 895 };
 896
 897 NTSTATUS vfs_skel_transparent_init(void)
 898 {
 899         return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "skel_transparent", &skel_transparent_fns);
 900 }