source4/ntvfs/common/opendb.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    open database code - common include
   5
   6    Copyright (C) Andrew Tridgell 2007
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 struct opendb_ops {
  23         struct odb_context *(*odb_init)(TALLOC_CTX *mem_ctx,
  24                                         struct ntvfs_context *ntvfs_ctx);
  25         struct odb_lock *(*odb_lock)(TALLOC_CTX *mem_ctx,
  26                                      struct odb_context *odb, DATA_BLOB *file_key);
  27         DATA_BLOB (*odb_get_key)(TALLOC_CTX *mem_ctx, struct odb_lock *lck);
  28         NTSTATUS (*odb_open_file)(struct odb_lock *lck,
  29                                   void *file_handle, const char *path,
  30                                   int *fd, NTTIME open_write_time,
  31                                   bool allow_level_II_oplock,
  32                                   uint32_t oplock_level, uint32_t *oplock_granted);
  33         NTSTATUS (*odb_open_file_pending)(struct odb_lock *lck, void *private_data);
  34         NTSTATUS (*odb_close_file)(struct odb_lock *lck, void *file_handle,
  35                                    const char **delete_path);
  36         NTSTATUS (*odb_remove_pending)(struct odb_lock *lck, void *private_data);
  37         NTSTATUS (*odb_rename)(struct odb_lock *lck, const char *path);
  38         NTSTATUS (*odb_get_path)(struct odb_lock *lck, const char **path);
  39         NTSTATUS (*odb_set_delete_on_close)(struct odb_lock *lck, bool del_on_close);
  40         NTSTATUS (*odb_set_write_time)(struct odb_lock *lck,
  41                                        NTTIME write_time, bool force);
  42         NTSTATUS (*odb_get_file_infos)(struct odb_context *odb, DATA_BLOB *key,
  43                                        bool *del_on_close, NTTIME *write_time);
  44         NTSTATUS (*odb_can_open)(struct odb_lock *lck,
  45                                  uint32_t stream_id, uint32_t share_access,
  46                                  uint32_t access_mask, bool delete_on_close,
  47                                  uint32_t open_disposition, bool break_to_none);
  48         NTSTATUS (*odb_update_oplock)(struct odb_lock *lck, void *file_handle,
  49                                       uint32_t oplock_level);
  50         NTSTATUS (*odb_break_oplocks)(struct odb_lock *lck);
  51 };
  52
  53 struct opendb_oplock_break {
  54         void *file_handle;
  55         uint8_t level;
  56 };
  57
  58 void odb_set_ops(const struct opendb_ops *new_ops);
  59 void odb_tdb_init_ops(void);