source3/include/vfs.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    VFS structures and parameters
   4    Copyright (C) Jeremy Allison                         1999-2005
   5    Copyright (C) Tim Potter                             1999
   6    Copyright (C) Alexander Bokovoy                      2002-2005
   7    Copyright (C) Stefan (metze) Metzmacher              2003
   8    Copyright (C) Volker Lendecke                        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    This work was sponsored by Optifacio Software Services, Inc.
  24 */
  25
  26 #ifndef _VFS_H
  27 #define _VFS_H
  28
  29 /* Avoid conflict with an AIX include file */
  30
  31 #ifdef vfs_ops
  32 #undef vfs_ops
  33 #endif
  34
  35 /*
  36  * As we're now (thanks Andrew ! :-) using file_structs and connection
  37  * structs in the vfs - then anyone writing a vfs must include includes.h...
  38  */
  39
  40 /*
  41  * This next constant specifies the version number of the VFS interface
  42  * this smbd will load. Increment this if *ANY* changes are made to the
  43  * vfs_ops below. JRA.
  44  *
  45  * If you change anything here, please also update modules/vfs_full_audit.c.
  46  * VL.
  47  */
  48
  49 /* Changed to version 2 for CIFS UNIX extensions (mknod and link added). JRA. */
  50 /* Changed to version 3 for POSIX acl extensions. JRA. */
  51 /* Changed to version 4 for cascaded VFS interface. Alexander Bokovoy. */
  52 /* Changed to version 5 for sendfile addition. JRA. */
  53 /* Changed to version 6 for the new module system, fixed cascading and quota functions. --metze */
  54 /* Changed to version 7 to include the get_nt_acl info parameter. JRA. */
  55 /* Changed to version 8 includes EA calls. JRA. */
  56 /* Changed to version 9 to include the get_shadow_data call. --metze */
  57 /* Changed to version 10 to include pread/pwrite calls. */
  58 /* Changed to version 11 to include seekdir/telldir/rewinddir calls. JRA */
  59 /* Changed to version 12 to add mask and attributes to opendir(). JRA
  60    Also include aio calls. JRA. */
  61 /* Changed to version 13 as the internal structure of files_struct has changed. JRA */
  62 /* Changed to version 14 as we had to change DIR to SMB_STRUCT_DIR. JRA */
  63 /* Changed to version 15 as we added the statvfs call. JRA */
  64 /* Changed to version 16 as we added the getlock call. JRA */
  65 /* Changed to version 17 as we removed redundant connection_struct parameters. --jpeach */
  66 /* Changed to version 18 to add fsp parameter to the open call -- jpeach
  67    Also include kernel_flock call - jmcd */
  68 /* Changed to version 19, kernel change notify has been merged
  69    Also included linux setlease call - jmcd */
  70 /* Changed to version 20, use ntimes call instead of utime (greater
  71  * timestamp resolition. JRA. */
  72 /* Changed to version21 to add chflags operation -- jpeach */
  73 /* Changed to version22 to add lchown operation -- jra */
  74 /* Leave at 22 - not yet released. But change set_nt_acl to return an NTSTATUS. jra. */
  75 /* Leave at 22 - not yet released. Add file_id_create operation. --metze */
  76 /* Leave at 22 - not yet released. Change all BOOL parameters (int) to bool. jra. */
  77 /* Leave at 22 - not yet released. Added recvfile. */
  78 /* Leave at 22 - not yet released. Change get_nt_acl to return NTSTATUS - vl */
  79 /* Leave at 22 - not yet released. Change get_nt_acl to *not* take a
  80  * files_struct. - obnox.*/
  81 /* Leave at 22 - not yet released. Remove parameter fd from fget_nt_acl. - obnox */
  82 /* Leave at 22 - not yet released. Remove parameter fd from gset_nt_acl. - obnox */
  83 /* Leave at 22 - not yet released. Remove parameter fd from pread. - obnox */
  84 /* Leave at 22 - not yet released. Remove parameter fd from pwrite. - obnox */
  85 /* Leave at 22 - not yet released. Remove parameter fd from lseek. - obnox */
  86 /* Leave at 22 - not yet released. Remove parameter fd from fsync. - obnox */
  87 /* Leave at 22 - not yet released. Remove parameter fd from fstat. - obnox */
  88 /* Leave at 22 - not yet released. Remove parameter fd from fchmod. - obnox */
  89 /* Leave at 22 - not yet released. Remove parameter fd from fchown. - obnox */
  90 /* Leave at 22 - not yet released. Remove parameter fd from ftruncate. - obnox */
  91 /* Leave at 22 - not yet released. Remove parameter fd from lock. - obnox */
  92 /* Leave at 22 - not yet released. Remove parameter fd from kernel_flock. - obnox */
  93 /* Leave at 22 - not yet released. Remove parameter fd from linux_setlease. - obnox */
  94 /* Leave at 22 - not yet released. Remove parameter fd from getlock. - obnox */
  95 /* Leave at 22 - not yet released. Remove parameter fd from sys_acl_get_fd. - obnox */
  96 /* Leave at 22 - not yet released. Remove parameter fd from fchmod_acl. - obnox */
  97 /* Leave at 22 - not yet released. Remove parameter fd from sys_acl_set_fd. - obnox */
  98 /* Leave at 22 - not yet released. Remove parameter fd from fgetxattr. - obnox */
  99 /* Leave at 22 - not yet released. Remove parameter fd from flistxattr. - obnox */
 100 /* Leave at 22 - not yet released. Remove parameter fd from fremovexattr. - obnox */
 101 /* Leave at 22 - not yet released. Remove parameter fd from fsetxattr. - obnox */
 102 /* Leave at 22 - not yet released. Remove parameter fd from aio_cancel. - obnox */
 103 /* Leave at 22 - not yet released. Remove parameter fd from read. - obnox */
 104 /* Leave at 22 - not yet released. Remove parameter fd from write. - obnox */
 105 /* Leave at 22 - not yet released. Remove parameter fromfd from sendfile. - obnox */
 106 /* Leave at 22 - not yet released. Remove parameter fromfd from recvfile. - obnox */
 107 /* Leave at 22 - not yet released. Additional change: add operations for offline files -- ab */
 108 /* Leave at 22 - not yet released. Add the streaminfo call. -- jpeach, vl */
 109 /* Leave at 22 - not yet released. Remove parameter fd from close_fn. - obnox */
 110 /* Changed to version 23 - remove set_nt_acl call. This can only be done via an
 111    open handle. JRA. */
 112 /* Changed to version 24 - make security descriptor const in fset_nt_acl. JRA. */
 113 /* Changed to version 25 - Jelmer's change from SMB_BIG_UINT to uint64_t. */
 114 /* Leave at 25 - not yet released. Add create_file call. -- tprouty. */
 115 /* Leave at 25 - not yet released. Add create time to ntimes. -- tstecher. */
 116 /* Leave at 25 - not yet released. Add get_alloc_size call. -- tprouty. */
 117 /* Leave at 25 - not yet released. Add SMB_STRUCT_STAT to readdir. - sdann */
 118 /* Leave at 25 - not yet released. Add init_search_op call. - sdann */
 119 /* Leave at 25 - not yet released. Add locking calls. -- zkirsch. */
 120 /* Leave at 25 - not yet released. Add strict locking calls. -- drichards. */
 121 /* Changed to version 26 - Plumb struct smb_filename to SMB_VFS_CREATE_FILE,
 122                            SMB_VFS_OPEN, SMB_VFS_STAT, SMB_VFS_LSTAT,
 123                            SMB_VFS_RENAME, SMB_VFS_UNLINK, SMB_VFS_NTIMES.  */
 124 /* Changed to version 27 - not yet released. Added enum timestamp_set_resolution
 125  *                         return to fs_capabilities call. JRA. */
 126 /* Leave at 27 - not yet released. Add translate_name VFS call to convert
 127                  UNIX names to Windows supported names -- asrinivasan. */
 128 /* Changed to version 28 - Add private_flags uint32_t to CREATE call. */
 129 /* Leave at 28 - not yet released. Change realpath to assume NULL and return a
 130                  malloc'ed path. JRA. */
 131 /* Leave at 28 - not yet released. Move posix_fallocate into the VFS
 132                 where it belongs. JRA. */
 133 /* Leave at 28 - not yet released. Rename posix_fallocate to fallocate
 134                 to split out the two possible uses. JRA. */
 135 /* Leave at 28 - not yet released. Add fdopendir. JRA. */
 136 /* Leave at 28 - not yet released. Rename open function to open_fn. - gd */
 137 /* Leave at 28 - not yet released. Make getwd function always return malloced memory. JRA. */
 138 /* Bump to version 29 - Samba 3.6.0 will ship with interface version 28. */
 139 /* Leave at 29 - not yet releases. Add fsctl. Richard Sharpe */
 140 /* Leave at 29 - not yet released. add SMB_VFS_GET_DFS_REFERRAL() - metze */
 141 /* Leave at 29 - not yet released. Remove l{list,get,set,remove}xattr - abartlet */
 142 #define SMB_VFS_INTERFACE_VERSION 29
 143
 144 /*
 145     All intercepted VFS operations must be declared as static functions inside module source
 146     in order to keep smbd namespace unpolluted. See source of audit, extd_audit, fake_perms and recycle
 147     example VFS modules for more details.
 148 */
 149
 150 /* VFS operations structure */
 151
 152 struct vfs_handle_struct;
 153 struct connection_struct;
 154 struct files_struct;
 155 struct security_descriptor;
 156 struct vfs_statvfs_struct;
 157 struct smb_request;
 158 struct ea_list;
 159 struct smb_file_time;
 160 struct blocking_lock_record;
 161 struct smb_filename;
 162 struct dfs_GetDFSReferral;
 163
 164 #define VFS_FIND(__fn__) while (handle->fns->__fn__##_fn==NULL) { \
 165                                 handle = handle->next; \
 166                          }
 167
 168 enum vfs_translate_direction {
 169         vfs_translate_to_unix = 0,
 170         vfs_translate_to_windows
 171 };
 172
 173 enum vfs_fallocate_mode {
 174         VFS_FALLOCATE_EXTEND_SIZE = 0,
 175         VFS_FALLOCATE_KEEP_SIZE = 1
 176 };
 177
 178 /*
 179     Available VFS operations. These values must be in sync with vfs_ops struct
 180     (struct vfs_fn_pointers and struct vfs_handle_pointers inside of struct vfs_ops).
 181     In particular, if new operations are added to vfs_ops, appropriate constants
 182     should be added to vfs_op_type so that order of them kept same as in vfs_ops.
 183 */
 184 struct shadow_copy_data;
 185
 186 struct vfs_fn_pointers {
 187         /* Disk operations */
 188
 189         int (*connect_fn)(struct vfs_handle_struct *handle, const char *service, const char *user);
 190         void (*disconnect_fn)(struct vfs_handle_struct *handle);
 191         uint64_t (*disk_free_fn)(struct vfs_handle_struct *handle, const char *path, bool small_query, uint64_t *bsize,
 192                               uint64_t *dfree, uint64_t *dsize);
 193         int (*get_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
 194         int (*set_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
 195         int (*get_shadow_copy_data_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, struct shadow_copy_data *shadow_copy_data, bool labels);
 196         int (*statvfs_fn)(struct vfs_handle_struct *handle, const char *path, struct vfs_statvfs_struct *statbuf);
 197         uint32_t (*fs_capabilities_fn)(struct vfs_handle_struct *handle, enum timestamp_set_resolution *p_ts_res);
 198
 199         /*
 200          * Note: that "struct dfs_GetDFSReferral *r"
 201          * needs to be a valid TALLOC_CTX
 202          */
 203         NTSTATUS (*get_dfs_referrals_fn)(struct vfs_handle_struct *handle,
 204                                          struct dfs_GetDFSReferral *r);
 205
 206         /* Directory operations */
 207
 208         DIR *(*opendir_fn)(struct vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attributes);
 209         DIR *(*fdopendir_fn)(struct vfs_handle_struct *handle, files_struct *fsp, const char *mask, uint32 attributes);
 210         struct dirent *(*readdir_fn)(struct vfs_handle_struct *handle,
 211                                          DIR *dirp,
 212                                          SMB_STRUCT_STAT *sbuf);
 213         void (*seekdir_fn)(struct vfs_handle_struct *handle, DIR *dirp, long offset);
 214         long (*telldir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
 215         void (*rewind_dir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
 216         int (*mkdir_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
 217         int (*rmdir_fn)(struct vfs_handle_struct *handle, const char *path);
 218         int (*closedir_fn)(struct vfs_handle_struct *handle, DIR *dir);
 219         void (*init_search_op_fn)(struct vfs_handle_struct *handle, DIR *dirp);
 220
 221         /* File operations */
 222
 223         int (*open_fn)(struct vfs_handle_struct *handle,
 224                        struct smb_filename *smb_fname, files_struct *fsp,
 225                        int flags, mode_t mode);
 226         NTSTATUS (*create_file_fn)(struct vfs_handle_struct *handle,
 227                                    struct smb_request *req,
 228                                    uint16_t root_dir_fid,
 229                                    struct smb_filename *smb_fname,
 230                                    uint32_t access_mask,
 231                                    uint32_t share_access,
 232                                    uint32_t create_disposition,
 233                                    uint32_t create_options,
 234                                    uint32_t file_attributes,
 235                                    uint32_t oplock_request,
 236                                    uint64_t allocation_size,
 237                                    uint32_t private_flags,
 238                                    struct security_descriptor *sd,
 239                                    struct ea_list *ea_list,
 240                                    files_struct **result,
 241                                    int *pinfo);
 242         int (*close_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
 243         ssize_t (*read_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n);
 244         ssize_t (*pread_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n, SMB_OFF_T offset);
 245         ssize_t (*write_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n);
 246         ssize_t (*pwrite_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n, SMB_OFF_T offset);
 247         SMB_OFF_T (*lseek_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_OFF_T offset, int whence);
 248         ssize_t (*sendfile_fn)(struct vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *header, SMB_OFF_T offset, size_t count);
 249         ssize_t (*recvfile_fn)(struct vfs_handle_struct *handle, int fromfd, files_struct *tofsp, SMB_OFF_T offset, size_t count);
 250         int (*rename_fn)(struct vfs_handle_struct *handle,
 251                          const struct smb_filename *smb_fname_src,
 252                          const struct smb_filename *smb_fname_dst);
 253         int (*fsync_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
 254         int (*stat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_fname);
 255         int (*fstat_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
 256         int (*lstat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_filename);
 257         uint64_t (*get_alloc_size_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf);
 258         int (*unlink_fn)(struct vfs_handle_struct *handle,
 259                          const struct smb_filename *smb_fname);
 260         int (*chmod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
 261         int (*fchmod_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
 262         int (*chown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
 263         int (*fchown_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, uid_t uid, gid_t gid);
 264         int (*lchown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
 265         int (*chdir_fn)(struct vfs_handle_struct *handle, const char *path);
 266         char *(*getwd_fn)(struct vfs_handle_struct *handle);
 267         int (*ntimes_fn)(struct vfs_handle_struct *handle,
 268                          const struct smb_filename *smb_fname,
 269                          struct smb_file_time *ft);
 270         int (*ftruncate_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_OFF_T offset);
 271         int (*fallocate_fn)(struct vfs_handle_struct *handle,
 272                             struct files_struct *fsp,
 273                             enum vfs_fallocate_mode mode,
 274                             SMB_OFF_T offset,
 275                             SMB_OFF_T len);
 276         bool (*lock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_OFF_T offset, SMB_OFF_T count, int type);
 277         int (*kernel_flock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp,
 278                                uint32 share_mode, uint32_t access_mask);
 279         int (*linux_setlease_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype);
 280         bool (*getlock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_OFF_T *poffset, SMB_OFF_T *pcount, int *ptype, pid_t *ppid);
 281         int (*symlink_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
 282         int (*readlink_fn)(struct vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz);
 283         int (*link_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
 284         int (*mknod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode, SMB_DEV_T dev);
 285         char *(*realpath_fn)(struct vfs_handle_struct *handle, const char *path);
 286         NTSTATUS (*notify_watch_fn)(struct vfs_handle_struct *handle,
 287                                     struct sys_notify_context *ctx,
 288                                     const char *path,
 289                                     uint32_t *filter,
 290                                     uint32_t *subdir_filter,
 291                                     void (*callback)(struct sys_notify_context *ctx,
 292                                                      void *private_data,
 293                                                      struct notify_event *ev),
 294                                     void *private_data,
 295                                     void *handle_p);
 296         int (*chflags_fn)(struct vfs_handle_struct *handle, const char *path, unsigned int flags);
 297         struct file_id (*file_id_create_fn)(struct vfs_handle_struct *handle,
 298                                             const SMB_STRUCT_STAT *sbuf);
 299
 300         NTSTATUS (*streaminfo_fn)(struct vfs_handle_struct *handle,
 301                                   struct files_struct *fsp,
 302                                   const char *fname,
 303                                   TALLOC_CTX *mem_ctx,
 304                                   unsigned int *num_streams,
 305                                   struct stream_struct **streams);
 306
 307         int (*get_real_filename_fn)(struct vfs_handle_struct *handle,
 308                                     const char *path,
 309                                     const char *name,
 310                                     TALLOC_CTX *mem_ctx,
 311                                     char **found_name);
 312
 313         const char *(*connectpath_fn)(struct vfs_handle_struct *handle,
 314                                       const char *filename);
 315
 316         NTSTATUS (*brl_lock_windows_fn)(struct vfs_handle_struct *handle,
 317                                         struct byte_range_lock *br_lck,
 318                                         struct lock_struct *plock,
 319                                         bool blocking_lock,
 320                                         struct blocking_lock_record *blr);
 321
 322         bool (*brl_unlock_windows_fn)(struct vfs_handle_struct *handle,
 323                                       struct messaging_context *msg_ctx,
 324                                       struct byte_range_lock *br_lck,
 325                                       const struct lock_struct *plock);
 326
 327         bool (*brl_cancel_windows_fn)(struct vfs_handle_struct *handle,
 328                                       struct byte_range_lock *br_lck,
 329                                       struct lock_struct *plock,
 330                                       struct blocking_lock_record *blr);
 331
 332         bool (*strict_lock_fn)(struct vfs_handle_struct *handle,
 333                                struct files_struct *fsp,
 334                                struct lock_struct *plock);
 335
 336         void (*strict_unlock_fn)(struct vfs_handle_struct *handle,
 337                                  struct files_struct *fsp,
 338                                  struct lock_struct *plock);
 339
 340         NTSTATUS (*translate_name_fn)(struct vfs_handle_struct *handle,
 341                                       const char *name,
 342                                       enum vfs_translate_direction direction,
 343                                       TALLOC_CTX *mem_ctx,
 344                                       char **mapped_name);
 345
 346         NTSTATUS (*fsctl_fn)(struct vfs_handle_struct *handle,
 347                              struct files_struct *fsp,
 348                              TALLOC_CTX *ctx,
 349                              uint32_t function,
 350                              uint16_t req_flags,
 351                              const uint8_t *_in_data,
 352                              uint32_t in_len,
 353                              uint8_t **_out_data,
 354                              uint32_t max_out_len,
 355                              uint32_t *out_len);
 356
 357         /* NT ACL operations. */
 358
 359         NTSTATUS (*fget_nt_acl_fn)(struct vfs_handle_struct *handle,
 360                                    struct files_struct *fsp,
 361                                    uint32 security_info,
 362                                    struct security_descriptor **ppdesc);
 363         NTSTATUS (*get_nt_acl_fn)(struct vfs_handle_struct *handle,
 364                                   const char *name,
 365                                   uint32 security_info,
 366                                   struct security_descriptor **ppdesc);
 367         NTSTATUS (*fset_nt_acl_fn)(struct vfs_handle_struct *handle,
 368                                    struct files_struct *fsp,
 369                                    uint32 security_info_sent,
 370                                    const struct security_descriptor *psd);
 371
 372         /* POSIX ACL operations. */
 373
 374         int (*chmod_acl_fn)(struct vfs_handle_struct *handle, const char *name, mode_t mode);
 375         int (*fchmod_acl_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
 376
 377         int (*sys_acl_get_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p);
 378         int (*sys_acl_get_tag_type_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p);
 379         int (*sys_acl_get_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p);
 380         void * (*sys_acl_get_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d);
 381         SMB_ACL_T (*sys_acl_get_file_fn)(struct vfs_handle_struct *handle, const char *path_p, SMB_ACL_TYPE_T type);
 382         SMB_ACL_T (*sys_acl_get_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
 383         int (*sys_acl_clear_perms_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset);
 384         int (*sys_acl_add_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
 385         char * (*sys_acl_to_text_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, ssize_t *plen);
 386         SMB_ACL_T (*sys_acl_init_fn)(struct vfs_handle_struct *handle, int count);
 387         int (*sys_acl_create_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
 388         int (*sys_acl_set_tag_type_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype);
 389         int (*sys_acl_set_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, void *qual);
 390         int (*sys_acl_set_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset);
 391         int (*sys_acl_valid_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl );
 392         int (*sys_acl_set_file_fn)(struct vfs_handle_struct *handle, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl);
 393         int (*sys_acl_set_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_ACL_T theacl);
 394         int (*sys_acl_delete_def_file_fn)(struct vfs_handle_struct *handle, const char *path);
 395         int (*sys_acl_get_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
 396         int (*sys_acl_free_text_fn)(struct vfs_handle_struct *handle, char *text);
 397         int (*sys_acl_free_acl_fn)(struct vfs_handle_struct *handle, SMB_ACL_T posix_acl);
 398         int (*sys_acl_free_qualifier_fn)(struct vfs_handle_struct *handle, void *qualifier, SMB_ACL_TAG_T tagtype);
 399
 400         /* EA operations. */
 401         ssize_t (*getxattr_fn)(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size);
 402         ssize_t (*fgetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size);
 403         ssize_t (*listxattr_fn)(struct vfs_handle_struct *handle, const char *path, char *list, size_t size);
 404         ssize_t (*flistxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size);
 405         int (*removexattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name);
 406         int (*fremovexattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name);
 407         int (*setxattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags);
 408         int (*fsetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags);
 409
 410         /* aio operations */
 411         int (*aio_read_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 412         int (*aio_write_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 413         ssize_t (*aio_return_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 414         int (*aio_cancel_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 415         int (*aio_error_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 416         int (*aio_fsync_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb);
 417         int (*aio_suspend_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_AIOCB * const aiocb[], int n, const struct timespec *timeout);
 418         bool (*aio_force_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
 419
 420         /* offline operations */
 421         bool (*is_offline_fn)(struct vfs_handle_struct *handle,
 422                            const struct smb_filename *fname,
 423                            SMB_STRUCT_STAT *sbuf);
 424         int (*set_offline_fn)(struct vfs_handle_struct *handle,
 425                            const struct smb_filename *fname);
 426 };
 427
 428 /*
 429     VFS operation description. Each VFS module registers an array of vfs_op_tuple to VFS subsystem,
 430     which describes all operations this module is willing to intercept.
 431     VFS subsystem initializes then the conn->vfs_ops and conn->vfs_opaque_ops structs
 432     using this information.
 433 */
 434
 435 typedef struct vfs_handle_struct {
 436         struct vfs_handle_struct  *next, *prev;
 437         const char *param;
 438         struct connection_struct *conn;
 439         const struct vfs_fn_pointers *fns;
 440         void *data;
 441         void (*free_data)(void **data);
 442 } vfs_handle_struct;
 443
 444
 445 typedef struct vfs_statvfs_struct {
 446         /* For undefined recommended transfer size return -1 in that field */
 447         uint32 OptimalTransferSize;  /* bsize on some os, iosize on other os */
 448         uint32 BlockSize;
 449
 450         /*
 451          The next three fields are in terms of the block size.
 452          (above). If block size is unknown, 4096 would be a
 453          reasonable block size for a server to report.
 454          Note that returning the blocks/blocksavail removes need
 455          to make a second call (to QFSInfo level 0x103 to get this info.
 456          UserBlockAvail is typically less than or equal to BlocksAvail,
 457          if no distinction is made return the same value in each.
 458         */
 459
 460         uint64_t TotalBlocks;
 461         uint64_t BlocksAvail;       /* bfree */
 462         uint64_t UserBlocksAvail;   /* bavail */
 463
 464         /* For undefined Node fields or FSID return -1 */
 465         uint64_t TotalFileNodes;
 466         uint64_t FreeFileNodes;
 467         uint64_t FsIdentifier;   /* fsid */
 468         /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
 469         /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call   */
 470
 471         int FsCapabilities;
 472 } vfs_statvfs_struct;
 473
 474 /* Add a new FSP extension of the given type. Returns a pointer to the
 475  * extenstion data.
 476  */
 477 #define VFS_ADD_FSP_EXTENSION(handle, fsp, type, destroy_fn)            \
 478     vfs_add_fsp_extension_notype(handle, (fsp), sizeof(type), (destroy_fn))
 479
 480 /* Return a pointer to the existing FSP extension data. */
 481 #define VFS_FETCH_FSP_EXTENSION(handle, fsp) \
 482     vfs_fetch_fsp_extension(handle, (fsp))
 483
 484 /* Return the talloc context associated with an FSP extension. */
 485 #define VFS_MEMCTX_FSP_EXTENSION(handle, fsp) \
 486     vfs_memctx_fsp_extension(handle, (fsp))
 487
 488 /* Remove and destroy an FSP extension. */
 489 #define VFS_REMOVE_FSP_EXTENSION(handle, fsp) \
 490     vfs_remove_fsp_extension((handle), (fsp))
 491
 492 #define SMB_VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
 493         if (!(handle)||((datap=(type *)(handle)->data)==NULL)) { \
 494                 DEBUG(0,("%s() failed to get vfs_handle->data!\n",__FUNCTION__)); \
 495                 ret; \
 496         } \
 497 }
 498
 499 #define SMB_VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
 500         if (!(handle)) { \
 501                 DEBUG(0,("%s() failed to set handle->data!\n",__FUNCTION__)); \
 502                 ret; \
 503         } else { \
 504                 if ((handle)->free_data) { \
 505                         (handle)->free_data(&(handle)->data); \
 506                 } \
 507                 (handle)->data = (void *)datap; \
 508                 (handle)->free_data = free_fn; \
 509         } \
 510 }
 511
 512 #define SMB_VFS_HANDLE_FREE_DATA(handle) { \
 513         if ((handle) && (handle)->free_data) { \
 514                 (handle)->free_data(&(handle)->data); \
 515         } \
 516 }
 517
 518 /* Check whether module-specific data handle was already allocated or not */
 519 #define SMB_VFS_HANDLE_TEST_DATA(handle)  ( !(handle) || !(handle)->data ? False : True )
 520
 521 #define SMB_VFS_OP(x) ((void *) x)
 522
 523 #define DEFAULT_VFS_MODULE_NAME "/[Default VFS]/"
 524
 525 #include "vfs_macros.h"
 526
 527 int smb_vfs_call_connect(struct vfs_handle_struct *handle,
 528                          const char *service, const char *user);
 529 void smb_vfs_call_disconnect(struct vfs_handle_struct *handle);
 530 uint64_t smb_vfs_call_disk_free(struct vfs_handle_struct *handle,
 531                                 const char *path, bool small_query,
 532                                 uint64_t *bsize, uint64_t *dfree,
 533                                 uint64_t *dsize);
 534 int smb_vfs_call_get_quota(struct vfs_handle_struct *handle,
 535                            enum SMB_QUOTA_TYPE qtype, unid_t id,
 536                            SMB_DISK_QUOTA *qt);
 537 int smb_vfs_call_set_quota(struct vfs_handle_struct *handle,
 538                            enum SMB_QUOTA_TYPE qtype, unid_t id,
 539                            SMB_DISK_QUOTA *qt);
 540 int smb_vfs_call_get_shadow_copy_data(struct vfs_handle_struct *handle,
 541                                       struct files_struct *fsp,
 542                                       struct shadow_copy_data *shadow_copy_data,
 543                                       bool labels);
 544 int smb_vfs_call_statvfs(struct vfs_handle_struct *handle, const char *path,
 545                          struct vfs_statvfs_struct *statbuf);
 546 uint32_t smb_vfs_call_fs_capabilities(struct vfs_handle_struct *handle,
 547                                       enum timestamp_set_resolution *p_ts_res);
 548 /*
 549  * Note: that "struct dfs_GetDFSReferral *r" needs to be a valid TALLOC_CTX
 550  */
 551 NTSTATUS smb_vfs_call_get_dfs_referrals(struct vfs_handle_struct *handle,
 552                                         struct dfs_GetDFSReferral *r);
 553 DIR *smb_vfs_call_opendir(struct vfs_handle_struct *handle,
 554                                      const char *fname, const char *mask,
 555                                      uint32 attributes);
 556 DIR *smb_vfs_call_fdopendir(struct vfs_handle_struct *handle,
 557                                         struct files_struct *fsp,
 558                                         const char *mask,
 559                                         uint32 attributes);
 560 struct dirent *smb_vfs_call_readdir(struct vfs_handle_struct *handle,
 561                                         DIR *dirp,
 562                                         SMB_STRUCT_STAT *sbuf);
 563 void smb_vfs_call_seekdir(struct vfs_handle_struct *handle,
 564                           DIR *dirp, long offset);
 565 long smb_vfs_call_telldir(struct vfs_handle_struct *handle,
 566                           DIR *dirp);
 567 void smb_vfs_call_rewind_dir(struct vfs_handle_struct *handle,
 568                              DIR *dirp);
 569 int smb_vfs_call_mkdir(struct vfs_handle_struct *handle, const char *path,
 570                        mode_t mode);
 571 int smb_vfs_call_rmdir(struct vfs_handle_struct *handle, const char *path);
 572 int smb_vfs_call_closedir(struct vfs_handle_struct *handle,
 573                           DIR *dir);
 574 void smb_vfs_call_init_search_op(struct vfs_handle_struct *handle,
 575                                  DIR *dirp);
 576 int smb_vfs_call_open(struct vfs_handle_struct *handle,
 577                       struct smb_filename *smb_fname, struct files_struct *fsp,
 578                       int flags, mode_t mode);
 579 NTSTATUS smb_vfs_call_create_file(struct vfs_handle_struct *handle,
 580                                   struct smb_request *req,
 581                                   uint16_t root_dir_fid,
 582                                   struct smb_filename *smb_fname,
 583                                   uint32_t access_mask,
 584                                   uint32_t share_access,
 585                                   uint32_t create_disposition,
 586                                   uint32_t create_options,
 587                                   uint32_t file_attributes,
 588                                   uint32_t oplock_request,
 589                                   uint64_t allocation_size,
 590                                   uint32_t private_flags,
 591                                   struct security_descriptor *sd,
 592                                   struct ea_list *ea_list,
 593                                   files_struct **result,
 594                                   int *pinfo);
 595 int smb_vfs_call_close(struct vfs_handle_struct *handle,
 596                        struct files_struct *fsp);
 597 ssize_t smb_vfs_call_read(struct vfs_handle_struct *handle,
 598                           struct files_struct *fsp, void *data, size_t n);
 599 ssize_t smb_vfs_call_pread(struct vfs_handle_struct *handle,
 600                            struct files_struct *fsp, void *data, size_t n,
 601                            SMB_OFF_T offset);
 602 ssize_t smb_vfs_call_write(struct vfs_handle_struct *handle,
 603                            struct files_struct *fsp, const void *data,
 604                            size_t n);
 605 ssize_t smb_vfs_call_pwrite(struct vfs_handle_struct *handle,
 606                             struct files_struct *fsp, const void *data,
 607                             size_t n, SMB_OFF_T offset);
 608 SMB_OFF_T smb_vfs_call_lseek(struct vfs_handle_struct *handle,
 609                              struct files_struct *fsp, SMB_OFF_T offset,
 610                              int whence);
 611 ssize_t smb_vfs_call_sendfile(struct vfs_handle_struct *handle, int tofd,
 612                               files_struct *fromfsp, const DATA_BLOB *header,
 613                               SMB_OFF_T offset, size_t count);
 614 ssize_t smb_vfs_call_recvfile(struct vfs_handle_struct *handle, int fromfd,
 615                               files_struct *tofsp, SMB_OFF_T offset,
 616                               size_t count);
 617 int smb_vfs_call_rename(struct vfs_handle_struct *handle,
 618                         const struct smb_filename *smb_fname_src,
 619                         const struct smb_filename *smb_fname_dst);
 620 int smb_vfs_call_fsync(struct vfs_handle_struct *handle,
 621                        struct files_struct *fsp);
 622 int smb_vfs_call_stat(struct vfs_handle_struct *handle,
 623                       struct smb_filename *smb_fname);
 624 int smb_vfs_call_fstat(struct vfs_handle_struct *handle,
 625                        struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
 626 int smb_vfs_call_lstat(struct vfs_handle_struct *handle,
 627                        struct smb_filename *smb_filename);
 628 uint64_t smb_vfs_call_get_alloc_size(struct vfs_handle_struct *handle,
 629                                      struct files_struct *fsp,
 630                                      const SMB_STRUCT_STAT *sbuf);
 631 int smb_vfs_call_unlink(struct vfs_handle_struct *handle,
 632                         const struct smb_filename *smb_fname);
 633 int smb_vfs_call_chmod(struct vfs_handle_struct *handle, const char *path,
 634                        mode_t mode);
 635 int smb_vfs_call_fchmod(struct vfs_handle_struct *handle,
 636                         struct files_struct *fsp, mode_t mode);
 637 int smb_vfs_call_chown(struct vfs_handle_struct *handle, const char *path,
 638                        uid_t uid, gid_t gid);
 639 int smb_vfs_call_fchown(struct vfs_handle_struct *handle,
 640                         struct files_struct *fsp, uid_t uid, gid_t gid);
 641 int smb_vfs_call_lchown(struct vfs_handle_struct *handle, const char *path,
 642                         uid_t uid, gid_t gid);
 643 int smb_vfs_call_chdir(struct vfs_handle_struct *handle, const char *path);
 644 char *smb_vfs_call_getwd(struct vfs_handle_struct *handle);
 645 int smb_vfs_call_ntimes(struct vfs_handle_struct *handle,
 646                         const struct smb_filename *smb_fname,
 647                         struct smb_file_time *ft);
 648 int smb_vfs_call_ftruncate(struct vfs_handle_struct *handle,
 649                            struct files_struct *fsp, SMB_OFF_T offset);
 650 int smb_vfs_call_fallocate(struct vfs_handle_struct *handle,
 651                         struct files_struct *fsp,
 652                         enum vfs_fallocate_mode mode,
 653                         SMB_OFF_T offset,
 654                         SMB_OFF_T len);
 655 bool smb_vfs_call_lock(struct vfs_handle_struct *handle,
 656                        struct files_struct *fsp, int op, SMB_OFF_T offset,
 657                        SMB_OFF_T count, int type);
 658 int smb_vfs_call_kernel_flock(struct vfs_handle_struct *handle,
 659                               struct files_struct *fsp, uint32 share_mode,
 660                               uint32_t access_mask);
 661 int smb_vfs_call_linux_setlease(struct vfs_handle_struct *handle,
 662                                 struct files_struct *fsp, int leasetype);
 663 bool smb_vfs_call_getlock(struct vfs_handle_struct *handle,
 664                           struct files_struct *fsp, SMB_OFF_T *poffset,
 665                           SMB_OFF_T *pcount, int *ptype, pid_t *ppid);
 666 int smb_vfs_call_symlink(struct vfs_handle_struct *handle, const char *oldpath,
 667                          const char *newpath);
 668 int smb_vfs_call_readlink(struct vfs_handle_struct *handle,
 669                           const char *path, char *buf, size_t bufsiz);
 670 int smb_vfs_call_link(struct vfs_handle_struct *handle, const char *oldpath,
 671                       const char *newpath);
 672 int smb_vfs_call_mknod(struct vfs_handle_struct *handle, const char *path,
 673                        mode_t mode, SMB_DEV_T dev);
 674 char *smb_vfs_call_realpath(struct vfs_handle_struct *handle, const char *path);
 675 NTSTATUS smb_vfs_call_notify_watch(struct vfs_handle_struct *handle,
 676                                    struct sys_notify_context *ctx,
 677                                    const char *name,
 678                                    uint32_t *filter,
 679                                    uint32_t *subdir_filter,
 680                                    void (*callback)(struct sys_notify_context *ctx,
 681                                                     void *private_data,
 682                                                     struct notify_event *ev),
 683                                    void *private_data, void *handle_p);
 684 int smb_vfs_call_chflags(struct vfs_handle_struct *handle, const char *path,
 685                          unsigned int flags);
 686 struct file_id smb_vfs_call_file_id_create(struct vfs_handle_struct *handle,
 687                                            const SMB_STRUCT_STAT *sbuf);
 688 NTSTATUS smb_vfs_call_streaminfo(struct vfs_handle_struct *handle,
 689                                  struct files_struct *fsp,
 690                                  const char *fname,
 691                                  TALLOC_CTX *mem_ctx,
 692                                  unsigned int *num_streams,
 693                                  struct stream_struct **streams);
 694 int smb_vfs_call_get_real_filename(struct vfs_handle_struct *handle,
 695                                    const char *path, const char *name,
 696                                    TALLOC_CTX *mem_ctx, char **found_name);
 697 const char *smb_vfs_call_connectpath(struct vfs_handle_struct *handle,
 698                                      const char *filename);
 699 NTSTATUS smb_vfs_call_brl_lock_windows(struct vfs_handle_struct *handle,
 700                                        struct byte_range_lock *br_lck,
 701                                        struct lock_struct *plock,
 702                                        bool blocking_lock,
 703                                        struct blocking_lock_record *blr);
 704 bool smb_vfs_call_brl_unlock_windows(struct vfs_handle_struct *handle,
 705                                      struct messaging_context *msg_ctx,
 706                                      struct byte_range_lock *br_lck,
 707                                      const struct lock_struct *plock);
 708 bool smb_vfs_call_brl_cancel_windows(struct vfs_handle_struct *handle,
 709                                      struct byte_range_lock *br_lck,
 710                                      struct lock_struct *plock,
 711                                      struct blocking_lock_record *blr);
 712 bool smb_vfs_call_strict_lock(struct vfs_handle_struct *handle,
 713                               struct files_struct *fsp,
 714                               struct lock_struct *plock);
 715 void smb_vfs_call_strict_unlock(struct vfs_handle_struct *handle,
 716                                 struct files_struct *fsp,
 717                                 struct lock_struct *plock);
 718 NTSTATUS smb_vfs_call_translate_name(struct vfs_handle_struct *handle,
 719                                      const char *name,
 720                                      enum vfs_translate_direction direction,
 721                                      TALLOC_CTX *mem_ctx,
 722                                      char **mapped_name);
 723 NTSTATUS smb_vfs_call_fsctl(struct vfs_handle_struct *handle,
 724                             struct files_struct *fsp,
 725                             TALLOC_CTX *ctx,
 726                             uint32_t function,
 727                             uint16_t req_flags,
 728                             const uint8_t *_in_data,
 729                             uint32_t in_len,
 730                             uint8_t **_out_data,
 731                             uint32_t max_out_len,
 732                             uint32_t *out_len);
 733 NTSTATUS smb_vfs_call_fget_nt_acl(struct vfs_handle_struct *handle,
 734                                   struct files_struct *fsp,
 735                                   uint32 security_info,
 736                                   struct security_descriptor **ppdesc);
 737 NTSTATUS smb_vfs_call_get_nt_acl(struct vfs_handle_struct *handle,
 738                                  const char *name,
 739                                  uint32 security_info,
 740                                  struct security_descriptor **ppdesc);
 741 NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
 742                                   struct files_struct *fsp,
 743                                   uint32 security_info_sent,
 744                                   const struct security_descriptor *psd);
 745 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle, const char *name,
 746                            mode_t mode);
 747 int smb_vfs_call_fchmod_acl(struct vfs_handle_struct *handle,
 748                             struct files_struct *fsp, mode_t mode);
 749 int smb_vfs_call_sys_acl_get_entry(struct vfs_handle_struct *handle,
 750                                    SMB_ACL_T theacl, int entry_id,
 751                                    SMB_ACL_ENTRY_T *entry_p);
 752 int smb_vfs_call_sys_acl_get_tag_type(struct vfs_handle_struct *handle,
 753                                       SMB_ACL_ENTRY_T entry_d,
 754                                       SMB_ACL_TAG_T *tag_type_p);
 755 int smb_vfs_call_sys_acl_get_permset(struct vfs_handle_struct *handle,
 756                                      SMB_ACL_ENTRY_T entry_d,
 757                                      SMB_ACL_PERMSET_T *permset_p);
 758 void * smb_vfs_call_sys_acl_get_qualifier(struct vfs_handle_struct *handle,
 759                                           SMB_ACL_ENTRY_T entry_d);
 760 SMB_ACL_T smb_vfs_call_sys_acl_get_file(struct vfs_handle_struct *handle,
 761                                         const char *path_p,
 762                                         SMB_ACL_TYPE_T type);
 763 SMB_ACL_T smb_vfs_call_sys_acl_get_fd(struct vfs_handle_struct *handle,
 764                                       struct files_struct *fsp);
 765 int smb_vfs_call_sys_acl_clear_perms(struct vfs_handle_struct *handle,
 766                                      SMB_ACL_PERMSET_T permset);
 767 int smb_vfs_call_sys_acl_add_perm(struct vfs_handle_struct *handle,
 768                                   SMB_ACL_PERMSET_T permset,
 769                                   SMB_ACL_PERM_T perm);
 770 char * smb_vfs_call_sys_acl_to_text(struct vfs_handle_struct *handle,
 771                                     SMB_ACL_T theacl, ssize_t *plen);
 772 SMB_ACL_T smb_vfs_call_sys_acl_init(struct vfs_handle_struct *handle,
 773                                     int count);
 774 int smb_vfs_call_sys_acl_create_entry(struct vfs_handle_struct *handle,
 775                                       SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
 776 int smb_vfs_call_sys_acl_set_tag_type(struct vfs_handle_struct *handle,
 777                                       SMB_ACL_ENTRY_T entry,
 778                                       SMB_ACL_TAG_T tagtype);
 779 int smb_vfs_call_sys_acl_set_qualifier(struct vfs_handle_struct *handle,
 780                                        SMB_ACL_ENTRY_T entry, void *qual);
 781 int smb_vfs_call_sys_acl_set_permset(struct vfs_handle_struct *handle,
 782                                      SMB_ACL_ENTRY_T entry,
 783                                      SMB_ACL_PERMSET_T permset);
 784 int smb_vfs_call_sys_acl_valid(struct vfs_handle_struct *handle,
 785                                SMB_ACL_T theacl);
 786 int smb_vfs_call_sys_acl_set_file(struct vfs_handle_struct *handle,
 787                                   const char *name, SMB_ACL_TYPE_T acltype,
 788                                   SMB_ACL_T theacl);
 789 int smb_vfs_call_sys_acl_set_fd(struct vfs_handle_struct *handle,
 790                                 struct files_struct *fsp, SMB_ACL_T theacl);
 791 int smb_vfs_call_sys_acl_delete_def_file(struct vfs_handle_struct *handle,
 792                                          const char *path);
 793 int smb_vfs_call_sys_acl_get_perm(struct vfs_handle_struct *handle,
 794                                   SMB_ACL_PERMSET_T permset,
 795                                   SMB_ACL_PERM_T perm);
 796 int smb_vfs_call_sys_acl_free_text(struct vfs_handle_struct *handle,
 797                                    char *text);
 798 int smb_vfs_call_sys_acl_free_acl(struct vfs_handle_struct *handle,
 799                                   SMB_ACL_T posix_acl);
 800 int smb_vfs_call_sys_acl_free_qualifier(struct vfs_handle_struct *handle,
 801                                         void *qualifier, SMB_ACL_TAG_T tagtype);
 802 ssize_t smb_vfs_call_getxattr(struct vfs_handle_struct *handle,
 803                               const char *path, const char *name, void *value,
 804                               size_t size);
 805 ssize_t smb_vfs_call_fgetxattr(struct vfs_handle_struct *handle,
 806                                struct files_struct *fsp, const char *name,
 807                                void *value, size_t size);
 808 ssize_t smb_vfs_call_listxattr(struct vfs_handle_struct *handle,
 809                                const char *path, char *list, size_t size);
 810 ssize_t smb_vfs_call_llistxattr(struct vfs_handle_struct *handle,
 811                                 const char *path, char *list, size_t size);
 812 ssize_t smb_vfs_call_flistxattr(struct vfs_handle_struct *handle,
 813                                 struct files_struct *fsp, char *list,
 814                                 size_t size);
 815 int smb_vfs_call_removexattr(struct vfs_handle_struct *handle,
 816                              const char *path, const char *name);
 817 int smb_vfs_call_fremovexattr(struct vfs_handle_struct *handle,
 818                               struct files_struct *fsp, const char *name);
 819 int smb_vfs_call_setxattr(struct vfs_handle_struct *handle, const char *path,
 820                           const char *name, const void *value, size_t size,
 821                           int flags);
 822 int smb_vfs_call_lsetxattr(struct vfs_handle_struct *handle, const char *path,
 823                            const char *name, const void *value, size_t size,
 824                            int flags);
 825 int smb_vfs_call_fsetxattr(struct vfs_handle_struct *handle,
 826                            struct files_struct *fsp, const char *name,
 827                            const void *value, size_t size, int flags);
 828 int smb_vfs_call_aio_read(struct vfs_handle_struct *handle,
 829                           struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 830 int smb_vfs_call_aio_write(struct vfs_handle_struct *handle,
 831                            struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 832 ssize_t smb_vfs_call_aio_return(struct vfs_handle_struct *handle,
 833                                 struct files_struct *fsp,
 834                                 SMB_STRUCT_AIOCB *aiocb);
 835 int smb_vfs_call_aio_cancel(struct vfs_handle_struct *handle,
 836                             struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 837 int smb_vfs_call_aio_error(struct vfs_handle_struct *handle,
 838                            struct files_struct *fsp,
 839                            SMB_STRUCT_AIOCB *aiocb);
 840 int smb_vfs_call_aio_fsync(struct vfs_handle_struct *handle,
 841                            struct files_struct *fsp, int op,
 842                            SMB_STRUCT_AIOCB *aiocb);
 843 int smb_vfs_call_aio_suspend(struct vfs_handle_struct *handle,
 844                              struct files_struct *fsp,
 845                              const SMB_STRUCT_AIOCB * const aiocb[], int n,
 846                              const struct timespec *timeout);
 847 bool smb_vfs_call_aio_force(struct vfs_handle_struct *handle,
 848                             struct files_struct *fsp);
 849 bool smb_vfs_call_is_offline(struct vfs_handle_struct *handle,
 850                              const struct smb_filename *fname,
 851                              SMB_STRUCT_STAT *sbuf);
 852 int smb_vfs_call_set_offline(struct vfs_handle_struct *handle,
 853                              const struct smb_filename *fname);
 854
 855 #endif /* _VFS_H */