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/* Miscellaneous callbacks from Hurd fs servers to their clients.
Copyright (C) 1991,92,93,94,95,2002 Free Software Foundation, Inc.
This file is part of the GNU Hurd.
The GNU Hurd is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
The GNU Hurd is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with the GNU Hurd; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
subsystem fs_notify 20500;
#include <hurd/hurd_types.defs>
#ifdef FS_NOTIFY_IMPORTS
FS_NOTIFY_IMPORTS
#endif
/* For maximum robustness, the server must not wait for the client to
receive the notification message. This is achieved by setting a
send timeout (XXX which is implicitely 0 with MACH_MSG_TIMEOUT_NONE). */
MsgOption MACH_SEND_TIMEOUT;
/* This is sent by a filesystem (after being requested with
dir_notice_changes) every time a directory is changed.
CHANGE identifies the sort of change that has occurred (see hurd_types.h);
NAME is the name that was changed. TICKNO is a sequential number
that allows the client to verify that it got all notifications. */
simpleroutine dir_changed (
notify_port: fs_notify_t;
tickno: natural_t;
change: dir_changed_type_t;
name: string_t);
/* This is sent by a filesystem (after being requested with
file_notice_changes) every time a file or its stat info is changed.
CHANGE identifies the sort of change that has occurred (see hurd_types.h);
START and END identify the affected regions of the file's data.
TICKNO is a sequential number that allows the client to verify that
it got all notifications. */
simpleroutine file_changed (
notify_port: fs_notify_t;
tickno: natural_t;
change: file_changed_type_t;
start: loff_t;
end: loff_t);
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