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/* Definitions for the filesystem control interface
Copyright (C) 1992, 1993, 1994 Free Software Foundation
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 fsys 22000;
#include <hurd/hurd_types.defs>
#ifdef FSYS_IMPORTS
FSYS_IMPORTS
#endif
/* Sent by filesystem on its bootstrap port upon startup.
REALNODE is the node this filesystem is the translator for,
with all permissions. */
routine fsys_startup (
bootstrap: mach_port_t;
RPT
control_port: mach_port_send_t;
out realnode: mach_port_send_t);
/* Filesystem should go away. Bye. */
routine fsys_goaway (
fsys: fsys_t;
RPT
flags: int);
/* Return a file to the root of the filesystem.
FLAGS are as for dir_pathtrans (but O_CREAT and O_EXCL are not
meaningful). DO_RETRY, RETRY_NAME, and RESULT are as
for dir_pathtrans. The port should be authenticated with GEN_UIDS
and GEN_GIDS (except, of course, for FS_RETRY_REAUTH and
FS_RETRY_MAGICAL). DOTDOT_NODE is an unauthenticated port for the
directory in which this root is located. */
routine fsys_getroot(
fsys: fsys_t;
RPT
#ifdef FSYS_GETROOT_UREPLY
ureplyport ureply: mig_reply_port_t;
#endif
dotdot_node: mach_port_send_t;
gen_uids: idarray_t;
gen_gids: idarray_t;
flags: int;
out do_retry: retry_type;
out retry_name: string_t;
out file: mach_port_send_t);
/* Get a file given a file handle (see file_getfh). */
routine fsys_getfile (
fsys: fsys_t;
RPT
gen_uids: idarray_t;
gen_gids: idarray_t;
filehandle: data_t;
out file: mach_port_send_t);
/* Sync a filesystem. Args are the same as for file_syncfs in fs.defs. */
routine fsys_syncfs (
fsys: fsys_t;
RPT
wait: int;
do_children: int);
/* Pass a server-specific options string. This usually includes flags
similar to command line options, e.g., --readonly, or --sync=30. */
routine fsys_set_options (
fsys: fsys_t;
RPT
options: data_t;
do_children: int);
/* The following two calls are only implemented by bootstrap filesystems. */
routine fsys_getpriv (
fsys: fsys_t;
RPT
out host_priv: mach_port_t;
out device_master: mach_port_t;
out fstask: task_t);
routine fsys_init (
fsys: fsys_t;
sreplyport reply_port: sreply_port_t;
proc_server: mach_port_send_t;
auth_handle: auth_t);
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