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 /* Leave at 29 - not yet released. move to plain off_t - abartlet */
 143 #define SMB_VFS_INTERFACE_VERSION 29
 144
 145 /*
 146     All intercepted VFS operations must be declared as static functions inside module source
 147     in order to keep smbd namespace unpolluted. See source of audit, extd_audit, fake_perms and recycle
 148     example VFS modules for more details.
 149 */
 150
 151 /* VFS operations structure */
 152
 153 struct vfs_handle_struct;
 154 struct connection_struct;
 155 struct files_struct;
 156 struct security_descriptor;
 157 struct vfs_statvfs_struct;
 158 struct smb_request;
 159 struct ea_list;
 160 struct smb_file_time;
 161 struct blocking_lock_record;
 162 struct smb_filename;
 163 struct dfs_GetDFSReferral;
 164
 165 typedef union unid_t {
 166         uid_t uid;
 167         gid_t gid;
 168 } unid_t;
 169
 170 #define VFS_FIND(__fn__) while (handle->fns->__fn__##_fn==NULL) { \
 171                                 handle = handle->next; \
 172                          }
 173
 174 enum vfs_translate_direction {
 175         vfs_translate_to_unix = 0,
 176         vfs_translate_to_windows
 177 };
 178
 179 enum vfs_fallocate_mode {
 180         VFS_FALLOCATE_EXTEND_SIZE = 0,
 181         VFS_FALLOCATE_KEEP_SIZE = 1
 182 };
 183
 184 /*
 185     Available VFS operations. These values must be in sync with vfs_ops struct
 186     (struct vfs_fn_pointers and struct vfs_handle_pointers inside of struct vfs_ops).
 187     In particular, if new operations are added to vfs_ops, appropriate constants
 188     should be added to vfs_op_type so that order of them kept same as in vfs_ops.
 189 */
 190 struct shadow_copy_data;
 191
 192 struct vfs_fn_pointers {
 193         /* Disk operations */
 194
 195         int (*connect_fn)(struct vfs_handle_struct *handle, const char *service, const char *user);
 196         void (*disconnect_fn)(struct vfs_handle_struct *handle);
 197         uint64_t (*disk_free_fn)(struct vfs_handle_struct *handle, const char *path, bool small_query, uint64_t *bsize,
 198                               uint64_t *dfree, uint64_t *dsize);
 199         int (*get_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
 200         int (*set_quota_fn)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
 201         int (*get_shadow_copy_data_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, struct shadow_copy_data *shadow_copy_data, bool labels);
 202         int (*statvfs_fn)(struct vfs_handle_struct *handle, const char *path, struct vfs_statvfs_struct *statbuf);
 203         uint32_t (*fs_capabilities_fn)(struct vfs_handle_struct *handle, enum timestamp_set_resolution *p_ts_res);
 204
 205         /*
 206          * Note: that "struct dfs_GetDFSReferral *r"
 207          * needs to be a valid TALLOC_CTX
 208          */
 209         NTSTATUS (*get_dfs_referrals_fn)(struct vfs_handle_struct *handle,
 210                                          struct dfs_GetDFSReferral *r);
 211
 212         /* Directory operations */
 213
 214         DIR *(*opendir_fn)(struct vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attributes);
 215         DIR *(*fdopendir_fn)(struct vfs_handle_struct *handle, files_struct *fsp, const char *mask, uint32 attributes);
 216         struct dirent *(*readdir_fn)(struct vfs_handle_struct *handle,
 217                                          DIR *dirp,
 218                                          SMB_STRUCT_STAT *sbuf);
 219         void (*seekdir_fn)(struct vfs_handle_struct *handle, DIR *dirp, long offset);
 220         long (*telldir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
 221         void (*rewind_dir_fn)(struct vfs_handle_struct *handle, DIR *dirp);
 222         int (*mkdir_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
 223         int (*rmdir_fn)(struct vfs_handle_struct *handle, const char *path);
 224         int (*closedir_fn)(struct vfs_handle_struct *handle, DIR *dir);
 225         void (*init_search_op_fn)(struct vfs_handle_struct *handle, DIR *dirp);
 226
 227         /* File operations */
 228
 229         int (*open_fn)(struct vfs_handle_struct *handle,
 230                        struct smb_filename *smb_fname, files_struct *fsp,
 231                        int flags, mode_t mode);
 232         NTSTATUS (*create_file_fn)(struct vfs_handle_struct *handle,
 233                                    struct smb_request *req,
 234                                    uint16_t root_dir_fid,
 235                                    struct smb_filename *smb_fname,
 236                                    uint32_t access_mask,
 237                                    uint32_t share_access,
 238                                    uint32_t create_disposition,
 239                                    uint32_t create_options,
 240                                    uint32_t file_attributes,
 241                                    uint32_t oplock_request,
 242                                    uint64_t allocation_size,
 243                                    uint32_t private_flags,
 244                                    struct security_descriptor *sd,
 245                                    struct ea_list *ea_list,
 246                                    files_struct **result,
 247                                    int *pinfo);
 248         int (*close_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
 249         ssize_t (*read_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n);
 250         ssize_t (*pread_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n, off_t offset);
 251         ssize_t (*write_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n);
 252         ssize_t (*pwrite_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const void *data, size_t n, off_t offset);
 253         off_t (*lseek_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset, int whence);
 254         ssize_t (*sendfile_fn)(struct vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *header, off_t offset, size_t count);
 255         ssize_t (*recvfile_fn)(struct vfs_handle_struct *handle, int fromfd, files_struct *tofsp, off_t offset, size_t count);
 256         int (*rename_fn)(struct vfs_handle_struct *handle,
 257                          const struct smb_filename *smb_fname_src,
 258                          const struct smb_filename *smb_fname_dst);
 259         int (*fsync_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
 260         int (*stat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_fname);
 261         int (*fstat_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
 262         int (*lstat_fn)(struct vfs_handle_struct *handle, struct smb_filename *smb_filename);
 263         uint64_t (*get_alloc_size_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf);
 264         int (*unlink_fn)(struct vfs_handle_struct *handle,
 265                          const struct smb_filename *smb_fname);
 266         int (*chmod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
 267         int (*fchmod_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
 268         int (*chown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
 269         int (*fchown_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, uid_t uid, gid_t gid);
 270         int (*lchown_fn)(struct vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid);
 271         int (*chdir_fn)(struct vfs_handle_struct *handle, const char *path);
 272         char *(*getwd_fn)(struct vfs_handle_struct *handle);
 273         int (*ntimes_fn)(struct vfs_handle_struct *handle,
 274                          const struct smb_filename *smb_fname,
 275                          struct smb_file_time *ft);
 276         int (*ftruncate_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t offset);
 277         int (*fallocate_fn)(struct vfs_handle_struct *handle,
 278                             struct files_struct *fsp,
 279                             enum vfs_fallocate_mode mode,
 280                             off_t offset,
 281                             off_t len);
 282         bool (*lock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, off_t offset, off_t count, int type);
 283         int (*kernel_flock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp,
 284                                uint32 share_mode, uint32_t access_mask);
 285         int (*linux_setlease_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype);
 286         bool (*getlock_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, off_t *poffset, off_t *pcount, int *ptype, pid_t *ppid);
 287         int (*symlink_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
 288         int (*readlink_fn)(struct vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz);
 289         int (*link_fn)(struct vfs_handle_struct *handle, const char *oldpath, const char *newpath);
 290         int (*mknod_fn)(struct vfs_handle_struct *handle, const char *path, mode_t mode, SMB_DEV_T dev);
 291         char *(*realpath_fn)(struct vfs_handle_struct *handle, const char *path);
 292         NTSTATUS (*notify_watch_fn)(struct vfs_handle_struct *handle,
 293                                     struct sys_notify_context *ctx,
 294                                     const char *path,
 295                                     uint32_t *filter,
 296                                     uint32_t *subdir_filter,
 297                                     void (*callback)(struct sys_notify_context *ctx,
 298                                                      void *private_data,
 299                                                      struct notify_event *ev),
 300                                     void *private_data,
 301                                     void *handle_p);
 302         int (*chflags_fn)(struct vfs_handle_struct *handle, const char *path, unsigned int flags);
 303         struct file_id (*file_id_create_fn)(struct vfs_handle_struct *handle,
 304                                             const SMB_STRUCT_STAT *sbuf);
 305
 306         NTSTATUS (*streaminfo_fn)(struct vfs_handle_struct *handle,
 307                                   struct files_struct *fsp,
 308                                   const char *fname,
 309                                   TALLOC_CTX *mem_ctx,
 310                                   unsigned int *num_streams,
 311                                   struct stream_struct **streams);
 312
 313         int (*get_real_filename_fn)(struct vfs_handle_struct *handle,
 314                                     const char *path,
 315                                     const char *name,
 316                                     TALLOC_CTX *mem_ctx,
 317                                     char **found_name);
 318
 319         const char *(*connectpath_fn)(struct vfs_handle_struct *handle,
 320                                       const char *filename);
 321
 322         NTSTATUS (*brl_lock_windows_fn)(struct vfs_handle_struct *handle,
 323                                         struct byte_range_lock *br_lck,
 324                                         struct lock_struct *plock,
 325                                         bool blocking_lock,
 326                                         struct blocking_lock_record *blr);
 327
 328         bool (*brl_unlock_windows_fn)(struct vfs_handle_struct *handle,
 329                                       struct messaging_context *msg_ctx,
 330                                       struct byte_range_lock *br_lck,
 331                                       const struct lock_struct *plock);
 332
 333         bool (*brl_cancel_windows_fn)(struct vfs_handle_struct *handle,
 334                                       struct byte_range_lock *br_lck,
 335                                       struct lock_struct *plock,
 336                                       struct blocking_lock_record *blr);
 337
 338         bool (*strict_lock_fn)(struct vfs_handle_struct *handle,
 339                                struct files_struct *fsp,
 340                                struct lock_struct *plock);
 341
 342         void (*strict_unlock_fn)(struct vfs_handle_struct *handle,
 343                                  struct files_struct *fsp,
 344                                  struct lock_struct *plock);
 345
 346         NTSTATUS (*translate_name_fn)(struct vfs_handle_struct *handle,
 347                                       const char *name,
 348                                       enum vfs_translate_direction direction,
 349                                       TALLOC_CTX *mem_ctx,
 350                                       char **mapped_name);
 351
 352         NTSTATUS (*fsctl_fn)(struct vfs_handle_struct *handle,
 353                              struct files_struct *fsp,
 354                              TALLOC_CTX *ctx,
 355                              uint32_t function,
 356                              uint16_t req_flags,
 357                              const uint8_t *_in_data,
 358                              uint32_t in_len,
 359                              uint8_t **_out_data,
 360                              uint32_t max_out_len,
 361                              uint32_t *out_len);
 362
 363         /* NT ACL operations. */
 364
 365         NTSTATUS (*fget_nt_acl_fn)(struct vfs_handle_struct *handle,
 366                                    struct files_struct *fsp,
 367                                    uint32 security_info,
 368                                    struct security_descriptor **ppdesc);
 369         NTSTATUS (*get_nt_acl_fn)(struct vfs_handle_struct *handle,
 370                                   const char *name,
 371                                   uint32 security_info,
 372                                   struct security_descriptor **ppdesc);
 373         NTSTATUS (*fset_nt_acl_fn)(struct vfs_handle_struct *handle,
 374                                    struct files_struct *fsp,
 375                                    uint32 security_info_sent,
 376                                    const struct security_descriptor *psd);
 377
 378         NTSTATUS (*audit_file_fn)(struct vfs_handle_struct *handle,
 379                                   struct smb_filename *file,
 380                                   struct security_acl *sacl,
 381                                   uint32_t access_requested,
 382                                   uint32_t access_denied);
 383
 384         /* POSIX ACL operations. */
 385
 386         int (*chmod_acl_fn)(struct vfs_handle_struct *handle, const char *name, mode_t mode);
 387         int (*fchmod_acl_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
 388
 389         int (*sys_acl_get_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p);
 390         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);
 391         int (*sys_acl_get_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p);
 392         void * (*sys_acl_get_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d);
 393         SMB_ACL_T (*sys_acl_get_file_fn)(struct vfs_handle_struct *handle, const char *path_p, SMB_ACL_TYPE_T type);
 394         SMB_ACL_T (*sys_acl_get_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
 395         int (*sys_acl_clear_perms_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset);
 396         int (*sys_acl_add_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
 397         char * (*sys_acl_to_text_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, ssize_t *plen);
 398         SMB_ACL_T (*sys_acl_init_fn)(struct vfs_handle_struct *handle, int count);
 399         int (*sys_acl_create_entry_fn)(struct vfs_handle_struct *handle, SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
 400         int (*sys_acl_set_tag_type_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype);
 401         int (*sys_acl_set_qualifier_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, void *qual);
 402         int (*sys_acl_set_permset_fn)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset);
 403         int (*sys_acl_valid_fn)(struct vfs_handle_struct *handle, SMB_ACL_T theacl );
 404         int (*sys_acl_set_file_fn)(struct vfs_handle_struct *handle, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl);
 405         int (*sys_acl_set_fd_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_ACL_T theacl);
 406         int (*sys_acl_delete_def_file_fn)(struct vfs_handle_struct *handle, const char *path);
 407         int (*sys_acl_get_perm_fn)(struct vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm);
 408         int (*sys_acl_free_text_fn)(struct vfs_handle_struct *handle, char *text);
 409         int (*sys_acl_free_acl_fn)(struct vfs_handle_struct *handle, SMB_ACL_T posix_acl);
 410         int (*sys_acl_free_qualifier_fn)(struct vfs_handle_struct *handle, void *qualifier, SMB_ACL_TAG_T tagtype);
 411
 412         /* EA operations. */
 413         ssize_t (*getxattr_fn)(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size);
 414         ssize_t (*fgetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size);
 415         ssize_t (*listxattr_fn)(struct vfs_handle_struct *handle, const char *path, char *list, size_t size);
 416         ssize_t (*flistxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size);
 417         int (*removexattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name);
 418         int (*fremovexattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name);
 419         int (*setxattr_fn)(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags);
 420         int (*fsetxattr_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags);
 421
 422         /* aio operations */
 423         int (*aio_read_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 424         int (*aio_write_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 425         ssize_t (*aio_return_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 426         int (*aio_cancel_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 427         int (*aio_error_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 428         int (*aio_fsync_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb);
 429         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);
 430         bool (*aio_force_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp);
 431
 432         /* offline operations */
 433         bool (*is_offline_fn)(struct vfs_handle_struct *handle,
 434                            const struct smb_filename *fname,
 435                            SMB_STRUCT_STAT *sbuf);
 436         int (*set_offline_fn)(struct vfs_handle_struct *handle,
 437                            const struct smb_filename *fname);
 438 };
 439
 440 /*
 441     VFS operation description. Each VFS module registers an array of vfs_op_tuple to VFS subsystem,
 442     which describes all operations this module is willing to intercept.
 443     VFS subsystem initializes then the conn->vfs_ops and conn->vfs_opaque_ops structs
 444     using this information.
 445 */
 446
 447 typedef struct vfs_handle_struct {
 448         struct vfs_handle_struct  *next, *prev;
 449         const char *param;
 450         struct connection_struct *conn;
 451         const struct vfs_fn_pointers *fns;
 452         void *data;
 453         void (*free_data)(void **data);
 454 } vfs_handle_struct;
 455
 456
 457 typedef struct vfs_statvfs_struct {
 458         /* For undefined recommended transfer size return -1 in that field */
 459         uint32 OptimalTransferSize;  /* bsize on some os, iosize on other os */
 460         uint32 BlockSize;
 461
 462         /*
 463          The next three fields are in terms of the block size.
 464          (above). If block size is unknown, 4096 would be a
 465          reasonable block size for a server to report.
 466          Note that returning the blocks/blocksavail removes need
 467          to make a second call (to QFSInfo level 0x103 to get this info.
 468          UserBlockAvail is typically less than or equal to BlocksAvail,
 469          if no distinction is made return the same value in each.
 470         */
 471
 472         uint64_t TotalBlocks;
 473         uint64_t BlocksAvail;       /* bfree */
 474         uint64_t UserBlocksAvail;   /* bavail */
 475
 476         /* For undefined Node fields or FSID return -1 */
 477         uint64_t TotalFileNodes;
 478         uint64_t FreeFileNodes;
 479         uint64_t FsIdentifier;   /* fsid */
 480         /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
 481         /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call   */
 482
 483         int FsCapabilities;
 484 } vfs_statvfs_struct;
 485
 486 /* Add a new FSP extension of the given type. Returns a pointer to the
 487  * extenstion data.
 488  */
 489 #define VFS_ADD_FSP_EXTENSION(handle, fsp, type, destroy_fn)            \
 490     vfs_add_fsp_extension_notype(handle, (fsp), sizeof(type), (destroy_fn))
 491
 492 /* Return a pointer to the existing FSP extension data. */
 493 #define VFS_FETCH_FSP_EXTENSION(handle, fsp) \
 494     vfs_fetch_fsp_extension(handle, (fsp))
 495
 496 /* Return the talloc context associated with an FSP extension. */
 497 #define VFS_MEMCTX_FSP_EXTENSION(handle, fsp) \
 498     vfs_memctx_fsp_extension(handle, (fsp))
 499
 500 /* Remove and destroy an FSP extension. */
 501 #define VFS_REMOVE_FSP_EXTENSION(handle, fsp) \
 502     vfs_remove_fsp_extension((handle), (fsp))
 503
 504 #define SMB_VFS_HANDLE_GET_DATA(handle, datap, type, ret) { \
 505         if (!(handle)||((datap=(type *)(handle)->data)==NULL)) { \
 506                 DEBUG(0,("%s() failed to get vfs_handle->data!\n",__FUNCTION__)); \
 507                 ret; \
 508         } \
 509 }
 510
 511 #define SMB_VFS_HANDLE_SET_DATA(handle, datap, free_fn, type, ret) { \
 512         if (!(handle)) { \
 513                 DEBUG(0,("%s() failed to set handle->data!\n",__FUNCTION__)); \
 514                 ret; \
 515         } else { \
 516                 if ((handle)->free_data) { \
 517                         (handle)->free_data(&(handle)->data); \
 518                 } \
 519                 (handle)->data = (void *)datap; \
 520                 (handle)->free_data = free_fn; \
 521         } \
 522 }
 523
 524 #define SMB_VFS_HANDLE_FREE_DATA(handle) { \
 525         if ((handle) && (handle)->free_data) { \
 526                 (handle)->free_data(&(handle)->data); \
 527         } \
 528 }
 529
 530 /* Check whether module-specific data handle was already allocated or not */
 531 #define SMB_VFS_HANDLE_TEST_DATA(handle)  ( !(handle) || !(handle)->data ? False : True )
 532
 533 #define SMB_VFS_OP(x) ((void *) x)
 534
 535 #define DEFAULT_VFS_MODULE_NAME "/[Default VFS]/"
 536
 537 #include "vfs_macros.h"
 538
 539 int smb_vfs_call_connect(struct vfs_handle_struct *handle,
 540                          const char *service, const char *user);
 541 void smb_vfs_call_disconnect(struct vfs_handle_struct *handle);
 542 uint64_t smb_vfs_call_disk_free(struct vfs_handle_struct *handle,
 543                                 const char *path, bool small_query,
 544                                 uint64_t *bsize, uint64_t *dfree,
 545                                 uint64_t *dsize);
 546 int smb_vfs_call_get_quota(struct vfs_handle_struct *handle,
 547                            enum SMB_QUOTA_TYPE qtype, unid_t id,
 548                            SMB_DISK_QUOTA *qt);
 549 int smb_vfs_call_set_quota(struct vfs_handle_struct *handle,
 550                            enum SMB_QUOTA_TYPE qtype, unid_t id,
 551                            SMB_DISK_QUOTA *qt);
 552 int smb_vfs_call_get_shadow_copy_data(struct vfs_handle_struct *handle,
 553                                       struct files_struct *fsp,
 554                                       struct shadow_copy_data *shadow_copy_data,
 555                                       bool labels);
 556 int smb_vfs_call_statvfs(struct vfs_handle_struct *handle, const char *path,
 557                          struct vfs_statvfs_struct *statbuf);
 558 uint32_t smb_vfs_call_fs_capabilities(struct vfs_handle_struct *handle,
 559                                       enum timestamp_set_resolution *p_ts_res);
 560 /*
 561  * Note: that "struct dfs_GetDFSReferral *r" needs to be a valid TALLOC_CTX
 562  */
 563 NTSTATUS smb_vfs_call_get_dfs_referrals(struct vfs_handle_struct *handle,
 564                                         struct dfs_GetDFSReferral *r);
 565 DIR *smb_vfs_call_opendir(struct vfs_handle_struct *handle,
 566                                      const char *fname, const char *mask,
 567                                      uint32 attributes);
 568 DIR *smb_vfs_call_fdopendir(struct vfs_handle_struct *handle,
 569                                         struct files_struct *fsp,
 570                                         const char *mask,
 571                                         uint32 attributes);
 572 struct dirent *smb_vfs_call_readdir(struct vfs_handle_struct *handle,
 573                                         DIR *dirp,
 574                                         SMB_STRUCT_STAT *sbuf);
 575 void smb_vfs_call_seekdir(struct vfs_handle_struct *handle,
 576                           DIR *dirp, long offset);
 577 long smb_vfs_call_telldir(struct vfs_handle_struct *handle,
 578                           DIR *dirp);
 579 void smb_vfs_call_rewind_dir(struct vfs_handle_struct *handle,
 580                              DIR *dirp);
 581 int smb_vfs_call_mkdir(struct vfs_handle_struct *handle, const char *path,
 582                        mode_t mode);
 583 int smb_vfs_call_rmdir(struct vfs_handle_struct *handle, const char *path);
 584 int smb_vfs_call_closedir(struct vfs_handle_struct *handle,
 585                           DIR *dir);
 586 void smb_vfs_call_init_search_op(struct vfs_handle_struct *handle,
 587                                  DIR *dirp);
 588 int smb_vfs_call_open(struct vfs_handle_struct *handle,
 589                       struct smb_filename *smb_fname, struct files_struct *fsp,
 590                       int flags, mode_t mode);
 591 NTSTATUS smb_vfs_call_create_file(struct vfs_handle_struct *handle,
 592                                   struct smb_request *req,
 593                                   uint16_t root_dir_fid,
 594                                   struct smb_filename *smb_fname,
 595                                   uint32_t access_mask,
 596                                   uint32_t share_access,
 597                                   uint32_t create_disposition,
 598                                   uint32_t create_options,
 599                                   uint32_t file_attributes,
 600                                   uint32_t oplock_request,
 601                                   uint64_t allocation_size,
 602                                   uint32_t private_flags,
 603                                   struct security_descriptor *sd,
 604                                   struct ea_list *ea_list,
 605                                   files_struct **result,
 606                                   int *pinfo);
 607 int smb_vfs_call_close(struct vfs_handle_struct *handle,
 608                        struct files_struct *fsp);
 609 ssize_t smb_vfs_call_read(struct vfs_handle_struct *handle,
 610                           struct files_struct *fsp, void *data, size_t n);
 611 ssize_t smb_vfs_call_pread(struct vfs_handle_struct *handle,
 612                            struct files_struct *fsp, void *data, size_t n,
 613                            off_t offset);
 614 ssize_t smb_vfs_call_write(struct vfs_handle_struct *handle,
 615                            struct files_struct *fsp, const void *data,
 616                            size_t n);
 617 ssize_t smb_vfs_call_pwrite(struct vfs_handle_struct *handle,
 618                             struct files_struct *fsp, const void *data,
 619                             size_t n, off_t offset);
 620 off_t smb_vfs_call_lseek(struct vfs_handle_struct *handle,
 621                              struct files_struct *fsp, off_t offset,
 622                              int whence);
 623 ssize_t smb_vfs_call_sendfile(struct vfs_handle_struct *handle, int tofd,
 624                               files_struct *fromfsp, const DATA_BLOB *header,
 625                               off_t offset, size_t count);
 626 ssize_t smb_vfs_call_recvfile(struct vfs_handle_struct *handle, int fromfd,
 627                               files_struct *tofsp, off_t offset,
 628                               size_t count);
 629 int smb_vfs_call_rename(struct vfs_handle_struct *handle,
 630                         const struct smb_filename *smb_fname_src,
 631                         const struct smb_filename *smb_fname_dst);
 632 int smb_vfs_call_fsync(struct vfs_handle_struct *handle,
 633                        struct files_struct *fsp);
 634 int smb_vfs_call_stat(struct vfs_handle_struct *handle,
 635                       struct smb_filename *smb_fname);
 636 int smb_vfs_call_fstat(struct vfs_handle_struct *handle,
 637                        struct files_struct *fsp, SMB_STRUCT_STAT *sbuf);
 638 int smb_vfs_call_lstat(struct vfs_handle_struct *handle,
 639                        struct smb_filename *smb_filename);
 640 uint64_t smb_vfs_call_get_alloc_size(struct vfs_handle_struct *handle,
 641                                      struct files_struct *fsp,
 642                                      const SMB_STRUCT_STAT *sbuf);
 643 int smb_vfs_call_unlink(struct vfs_handle_struct *handle,
 644                         const struct smb_filename *smb_fname);
 645 int smb_vfs_call_chmod(struct vfs_handle_struct *handle, const char *path,
 646                        mode_t mode);
 647 int smb_vfs_call_fchmod(struct vfs_handle_struct *handle,
 648                         struct files_struct *fsp, mode_t mode);
 649 int smb_vfs_call_chown(struct vfs_handle_struct *handle, const char *path,
 650                        uid_t uid, gid_t gid);
 651 int smb_vfs_call_fchown(struct vfs_handle_struct *handle,
 652                         struct files_struct *fsp, uid_t uid, gid_t gid);
 653 int smb_vfs_call_lchown(struct vfs_handle_struct *handle, const char *path,
 654                         uid_t uid, gid_t gid);
 655 int smb_vfs_call_chdir(struct vfs_handle_struct *handle, const char *path);
 656 char *smb_vfs_call_getwd(struct vfs_handle_struct *handle);
 657 int smb_vfs_call_ntimes(struct vfs_handle_struct *handle,
 658                         const struct smb_filename *smb_fname,
 659                         struct smb_file_time *ft);
 660 int smb_vfs_call_ftruncate(struct vfs_handle_struct *handle,
 661                            struct files_struct *fsp, off_t offset);
 662 int smb_vfs_call_fallocate(struct vfs_handle_struct *handle,
 663                         struct files_struct *fsp,
 664                         enum vfs_fallocate_mode mode,
 665                         off_t offset,
 666                         off_t len);
 667 bool smb_vfs_call_lock(struct vfs_handle_struct *handle,
 668                        struct files_struct *fsp, int op, off_t offset,
 669                        off_t count, int type);
 670 int smb_vfs_call_kernel_flock(struct vfs_handle_struct *handle,
 671                               struct files_struct *fsp, uint32 share_mode,
 672                               uint32_t access_mask);
 673 int smb_vfs_call_linux_setlease(struct vfs_handle_struct *handle,
 674                                 struct files_struct *fsp, int leasetype);
 675 bool smb_vfs_call_getlock(struct vfs_handle_struct *handle,
 676                           struct files_struct *fsp, off_t *poffset,
 677                           off_t *pcount, int *ptype, pid_t *ppid);
 678 int smb_vfs_call_symlink(struct vfs_handle_struct *handle, const char *oldpath,
 679                          const char *newpath);
 680 int smb_vfs_call_readlink(struct vfs_handle_struct *handle,
 681                           const char *path, char *buf, size_t bufsiz);
 682 int smb_vfs_call_link(struct vfs_handle_struct *handle, const char *oldpath,
 683                       const char *newpath);
 684 int smb_vfs_call_mknod(struct vfs_handle_struct *handle, const char *path,
 685                        mode_t mode, SMB_DEV_T dev);
 686 char *smb_vfs_call_realpath(struct vfs_handle_struct *handle, const char *path);
 687 NTSTATUS smb_vfs_call_notify_watch(struct vfs_handle_struct *handle,
 688                                    struct sys_notify_context *ctx,
 689                                    const char *name,
 690                                    uint32_t *filter,
 691                                    uint32_t *subdir_filter,
 692                                    void (*callback)(struct sys_notify_context *ctx,
 693                                                     void *private_data,
 694                                                     struct notify_event *ev),
 695                                    void *private_data, void *handle_p);
 696 int smb_vfs_call_chflags(struct vfs_handle_struct *handle, const char *path,
 697                          unsigned int flags);
 698 struct file_id smb_vfs_call_file_id_create(struct vfs_handle_struct *handle,
 699                                            const SMB_STRUCT_STAT *sbuf);
 700 NTSTATUS smb_vfs_call_streaminfo(struct vfs_handle_struct *handle,
 701                                  struct files_struct *fsp,
 702                                  const char *fname,
 703                                  TALLOC_CTX *mem_ctx,
 704                                  unsigned int *num_streams,
 705                                  struct stream_struct **streams);
 706 int smb_vfs_call_get_real_filename(struct vfs_handle_struct *handle,
 707                                    const char *path, const char *name,
 708                                    TALLOC_CTX *mem_ctx, char **found_name);
 709 const char *smb_vfs_call_connectpath(struct vfs_handle_struct *handle,
 710                                      const char *filename);
 711 NTSTATUS smb_vfs_call_brl_lock_windows(struct vfs_handle_struct *handle,
 712                                        struct byte_range_lock *br_lck,
 713                                        struct lock_struct *plock,
 714                                        bool blocking_lock,
 715                                        struct blocking_lock_record *blr);
 716 bool smb_vfs_call_brl_unlock_windows(struct vfs_handle_struct *handle,
 717                                      struct messaging_context *msg_ctx,
 718                                      struct byte_range_lock *br_lck,
 719                                      const struct lock_struct *plock);
 720 bool smb_vfs_call_brl_cancel_windows(struct vfs_handle_struct *handle,
 721                                      struct byte_range_lock *br_lck,
 722                                      struct lock_struct *plock,
 723                                      struct blocking_lock_record *blr);
 724 bool smb_vfs_call_strict_lock(struct vfs_handle_struct *handle,
 725                               struct files_struct *fsp,
 726                               struct lock_struct *plock);
 727 void smb_vfs_call_strict_unlock(struct vfs_handle_struct *handle,
 728                                 struct files_struct *fsp,
 729                                 struct lock_struct *plock);
 730 NTSTATUS smb_vfs_call_translate_name(struct vfs_handle_struct *handle,
 731                                      const char *name,
 732                                      enum vfs_translate_direction direction,
 733                                      TALLOC_CTX *mem_ctx,
 734                                      char **mapped_name);
 735 NTSTATUS smb_vfs_call_fsctl(struct vfs_handle_struct *handle,
 736                             struct files_struct *fsp,
 737                             TALLOC_CTX *ctx,
 738                             uint32_t function,
 739                             uint16_t req_flags,
 740                             const uint8_t *_in_data,
 741                             uint32_t in_len,
 742                             uint8_t **_out_data,
 743                             uint32_t max_out_len,
 744                             uint32_t *out_len);
 745 NTSTATUS smb_vfs_call_fget_nt_acl(struct vfs_handle_struct *handle,
 746                                   struct files_struct *fsp,
 747                                   uint32 security_info,
 748                                   struct security_descriptor **ppdesc);
 749 NTSTATUS smb_vfs_call_get_nt_acl(struct vfs_handle_struct *handle,
 750                                  const char *name,
 751                                  uint32 security_info,
 752                                  struct security_descriptor **ppdesc);
 753 NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
 754                                   struct files_struct *fsp,
 755                                   uint32 security_info_sent,
 756                                   const struct security_descriptor *psd);
 757 NTSTATUS smb_vfs_call_audit_file(struct vfs_handle_struct *handle,
 758                                  struct smb_filename *file,
 759                                  struct security_acl *sacl,
 760                                  uint32_t access_requested,
 761                                  uint32_t access_denied);
 762 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle, const char *name,
 763                            mode_t mode);
 764 int smb_vfs_call_fchmod_acl(struct vfs_handle_struct *handle,
 765                             struct files_struct *fsp, mode_t mode);
 766 int smb_vfs_call_sys_acl_get_entry(struct vfs_handle_struct *handle,
 767                                    SMB_ACL_T theacl, int entry_id,
 768                                    SMB_ACL_ENTRY_T *entry_p);
 769 int smb_vfs_call_sys_acl_get_tag_type(struct vfs_handle_struct *handle,
 770                                       SMB_ACL_ENTRY_T entry_d,
 771                                       SMB_ACL_TAG_T *tag_type_p);
 772 int smb_vfs_call_sys_acl_get_permset(struct vfs_handle_struct *handle,
 773                                      SMB_ACL_ENTRY_T entry_d,
 774                                      SMB_ACL_PERMSET_T *permset_p);
 775 void * smb_vfs_call_sys_acl_get_qualifier(struct vfs_handle_struct *handle,
 776                                           SMB_ACL_ENTRY_T entry_d);
 777 SMB_ACL_T smb_vfs_call_sys_acl_get_file(struct vfs_handle_struct *handle,
 778                                         const char *path_p,
 779                                         SMB_ACL_TYPE_T type);
 780 SMB_ACL_T smb_vfs_call_sys_acl_get_fd(struct vfs_handle_struct *handle,
 781                                       struct files_struct *fsp);
 782 int smb_vfs_call_sys_acl_clear_perms(struct vfs_handle_struct *handle,
 783                                      SMB_ACL_PERMSET_T permset);
 784 int smb_vfs_call_sys_acl_add_perm(struct vfs_handle_struct *handle,
 785                                   SMB_ACL_PERMSET_T permset,
 786                                   SMB_ACL_PERM_T perm);
 787 char * smb_vfs_call_sys_acl_to_text(struct vfs_handle_struct *handle,
 788                                     SMB_ACL_T theacl, ssize_t *plen);
 789 SMB_ACL_T smb_vfs_call_sys_acl_init(struct vfs_handle_struct *handle,
 790                                     int count);
 791 int smb_vfs_call_sys_acl_create_entry(struct vfs_handle_struct *handle,
 792                                       SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
 793 int smb_vfs_call_sys_acl_set_tag_type(struct vfs_handle_struct *handle,
 794                                       SMB_ACL_ENTRY_T entry,
 795                                       SMB_ACL_TAG_T tagtype);
 796 int smb_vfs_call_sys_acl_set_qualifier(struct vfs_handle_struct *handle,
 797                                        SMB_ACL_ENTRY_T entry, void *qual);
 798 int smb_vfs_call_sys_acl_set_permset(struct vfs_handle_struct *handle,
 799                                      SMB_ACL_ENTRY_T entry,
 800                                      SMB_ACL_PERMSET_T permset);
 801 int smb_vfs_call_sys_acl_valid(struct vfs_handle_struct *handle,
 802                                SMB_ACL_T theacl);
 803 int smb_vfs_call_sys_acl_set_file(struct vfs_handle_struct *handle,
 804                                   const char *name, SMB_ACL_TYPE_T acltype,
 805                                   SMB_ACL_T theacl);
 806 int smb_vfs_call_sys_acl_set_fd(struct vfs_handle_struct *handle,
 807                                 struct files_struct *fsp, SMB_ACL_T theacl);
 808 int smb_vfs_call_sys_acl_delete_def_file(struct vfs_handle_struct *handle,
 809                                          const char *path);
 810 int smb_vfs_call_sys_acl_get_perm(struct vfs_handle_struct *handle,
 811                                   SMB_ACL_PERMSET_T permset,
 812                                   SMB_ACL_PERM_T perm);
 813 int smb_vfs_call_sys_acl_free_text(struct vfs_handle_struct *handle,
 814                                    char *text);
 815 int smb_vfs_call_sys_acl_free_acl(struct vfs_handle_struct *handle,
 816                                   SMB_ACL_T posix_acl);
 817 int smb_vfs_call_sys_acl_free_qualifier(struct vfs_handle_struct *handle,
 818                                         void *qualifier, SMB_ACL_TAG_T tagtype);
 819 ssize_t smb_vfs_call_getxattr(struct vfs_handle_struct *handle,
 820                               const char *path, const char *name, void *value,
 821                               size_t size);
 822 ssize_t smb_vfs_call_fgetxattr(struct vfs_handle_struct *handle,
 823                                struct files_struct *fsp, const char *name,
 824                                void *value, size_t size);
 825 ssize_t smb_vfs_call_listxattr(struct vfs_handle_struct *handle,
 826                                const char *path, char *list, size_t size);
 827 ssize_t smb_vfs_call_llistxattr(struct vfs_handle_struct *handle,
 828                                 const char *path, char *list, size_t size);
 829 ssize_t smb_vfs_call_flistxattr(struct vfs_handle_struct *handle,
 830                                 struct files_struct *fsp, char *list,
 831                                 size_t size);
 832 int smb_vfs_call_removexattr(struct vfs_handle_struct *handle,
 833                              const char *path, const char *name);
 834 int smb_vfs_call_fremovexattr(struct vfs_handle_struct *handle,
 835                               struct files_struct *fsp, const char *name);
 836 int smb_vfs_call_setxattr(struct vfs_handle_struct *handle, const char *path,
 837                           const char *name, const void *value, size_t size,
 838                           int flags);
 839 int smb_vfs_call_lsetxattr(struct vfs_handle_struct *handle, const char *path,
 840                            const char *name, const void *value, size_t size,
 841                            int flags);
 842 int smb_vfs_call_fsetxattr(struct vfs_handle_struct *handle,
 843                            struct files_struct *fsp, const char *name,
 844                            const void *value, size_t size, int flags);
 845 int smb_vfs_call_aio_read(struct vfs_handle_struct *handle,
 846                           struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 847 int smb_vfs_call_aio_write(struct vfs_handle_struct *handle,
 848                            struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 849 ssize_t smb_vfs_call_aio_return(struct vfs_handle_struct *handle,
 850                                 struct files_struct *fsp,
 851                                 SMB_STRUCT_AIOCB *aiocb);
 852 int smb_vfs_call_aio_cancel(struct vfs_handle_struct *handle,
 853                             struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb);
 854 int smb_vfs_call_aio_error(struct vfs_handle_struct *handle,
 855                            struct files_struct *fsp,
 856                            SMB_STRUCT_AIOCB *aiocb);
 857 int smb_vfs_call_aio_fsync(struct vfs_handle_struct *handle,
 858                            struct files_struct *fsp, int op,
 859                            SMB_STRUCT_AIOCB *aiocb);
 860 int smb_vfs_call_aio_suspend(struct vfs_handle_struct *handle,
 861                              struct files_struct *fsp,
 862                              const SMB_STRUCT_AIOCB * const aiocb[], int n,
 863                              const struct timespec *timeout);
 864 bool smb_vfs_call_aio_force(struct vfs_handle_struct *handle,
 865                             struct files_struct *fsp);
 866 bool smb_vfs_call_is_offline(struct vfs_handle_struct *handle,
 867                              const struct smb_filename *fname,
 868                              SMB_STRUCT_STAT *sbuf);
 869 int smb_vfs_call_set_offline(struct vfs_handle_struct *handle,
 870                              const struct smb_filename *fname);
 871
 872 #endif /* _VFS_H */