gio/inotify/inotify-kernel.h

   1 /*
   2    Copyright (C) 2005 John McCutchan
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License as published by the Free Software Foundation; either
   7    version 2 of the License, or (at your option) any later version.
   8
   9    This library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public License
  15    along with this library; if not, see <http://www.gnu.org/licenses/>.
  16
  17    Authors:.
  18                 John McCutchan <john@johnmccutchan.com>
  19 */
  20
  21 #ifndef __INOTIFY_KERNEL_H
  22 #define __INOTIFY_KERNEL_H
  23
  24 typedef struct ik_event_s {
  25   gint32 wd;
  26   guint32 mask;
  27   guint32 original_mask;
  28   guint32 cookie;
  29   guint32 len;
  30   char *  name;
  31   /* TRUE if this event is the last element of a pair
  32    * (e.g., MOVE_TO in a pair of MOVE_FROM, MOVE_TO events) */
  33   gboolean is_second_in_pair;
  34   /* if event1 and event2 are two paired events
  35    * (e.g., MOVE_FROM and MOVE_TO events related to the same file move),
  36    * then event1->pair == event2 and event2->pair == NULL.
  37    * It will result also in event1->pair->is_second_in_pair == TRUE */
  38   struct ik_event_s *pair;
  39   gint64 timestamp; /* monotonic time that this was created */
  40 } ik_event_t;
  41
  42 gboolean _ik_startup (gboolean (*cb) (ik_event_t *event));
  43
  44 ik_event_t *_ik_event_new_dummy (const char *name,
  45                                  gint32      wd,
  46                                  guint32     mask);
  47 void        _ik_event_free      (ik_event_t *event);
  48
  49 gint32      _ik_watch           (const char *path,
  50                                  guint32     mask,
  51                                  int        *err);
  52 int         _ik_ignore          (const char *path,
  53                                  gint32      wd);
  54
  55
  56 /* The miss count will probably be enflated */
  57 void        _ik_move_stats     (guint32 *matches,
  58                                 guint32 *misses);
  59 const char *_ik_mask_to_string (guint32  mask);
  60
  61
  62 #endif