source3/include/smb_share_modes.h

   1 /*
   2    Samba share mode database library.
   3
   4    Copyright (C) Jeremy Allison 2005.
   5
   6    This library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 3 of the License, or (at your option) any later version.
  10
  11    This library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #ifndef _SMB_SHARE_MODES_H_
  21 #define _SMB_STATE_MODES_H_
  22
  23 #ifdef __cplusplus
  24 extern "C" {
  25 #endif
  26
  27 #if HAVE_INTTYPES_H
  28 # include <inttypes.h>
  29 #else
  30 # if HAVE_STDINT_H
  31 #  include <stdint.h>
  32 # endif
  33 #endif
  34
  35 /* Opaque database context handle. */
  36 struct smbdb_ctx;
  37
  38 /* Share mode entry. */
  39 /*
  40  We use 64 bit types for device and inode as
  41  we don't know what size mode Samba has been
  42  compiled in - dev/ino may be 32, may be 64
  43  bits. This interface copes with either.
  44 */
  45
  46 struct smb_share_mode_entry {
  47         uint64_t dev;
  48         uint64_t ino;
  49         uint64_t extid;
  50         uint32_t share_access;
  51         uint32_t access_mask;
  52         struct timeval open_time;
  53         uint32_t file_id;
  54         struct server_id pid;
  55 };
  56
  57 /*
  58  * open/close sharemode database.
  59  */
  60
  61 struct smbdb_ctx *smb_share_mode_db_open(const char *db_path);
  62 int smb_share_mode_db_close(struct smbdb_ctx *db_ctx);
  63
  64 /*
  65  * lock/unlock entry in sharemode database.
  66  */
  67
  68 int smb_lock_share_mode_entry(struct smbdb_ctx *db_ctx,
  69                                 uint64_t dev,
  70                                 uint64_t ino,
  71                                 uint64_t extid);
  72
  73 int smb_unlock_share_mode_entry(struct smbdb_ctx *db_ctx,
  74                                 uint64_t dev,
  75                                 uint64_t ino,
  76                                 uint64_t extid);
  77
  78 /*
  79  * Share mode database accessor functions.
  80  */
  81
  82 int smb_get_share_mode_entries(struct smbdb_ctx *db_ctx,
  83                                 uint64_t dev,
  84                                 uint64_t ino,
  85                                 uint64_t extid,
  86                                 struct smb_share_mode_entry **pp_list,
  87                                 unsigned char *p_delete_on_close);
  88
  89 int smb_create_share_mode_entry(struct smbdb_ctx *db_ctx,
  90                                 uint64_t dev,
  91                                 uint64_t ino,
  92                                 uint64_t extid,
  93                                 const struct smb_share_mode_entry *set_entry,
  94                                 const char *path);
  95
  96 int smb_delete_share_mode_entry(struct smbdb_ctx *db_ctx,
  97                                 uint64_t dev,
  98                                 uint64_t ino,
  99                                 uint64_t extid,
 100                                 const struct smb_share_mode_entry *set_entry);
 101
 102 int smb_change_share_mode_entry(struct smbdb_ctx *db_ctx,
 103                                 uint64_t dev,
 104                                 uint64_t ino,
 105                                 uint64_t extid,
 106                                 const struct smb_share_mode_entry *set_entry,
 107                                 const struct smb_share_mode_entry *new_entry);
 108
 109 #ifdef __cplusplus
 110 }
 111 #endif
 112 #endif