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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_send_t;
out device_master: mach_port_send_t;
out fstask: mach_port_send_t);
routine fsys_init (
fsys: fsys_t;
sreplyport reply_port: sreply_port_t;
proc_server: mach_port_send_t;
auth_handle: auth_t);
/* Ask SERVER to provide fsys translation service for us. REQUESTOR is
the bootstrap port supplied to the original translator, and ARGV are
the command line arguments. If the recipient accepts the request, he
(or some delegate) should send fsys_startup to REQUESTOR to start the
filesystem up. */
routine fsys_forward (
server: mach_port_t;
RPT
requestor: mach_port_send_t;
argv: data_t);
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