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