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/* Miscellaneous callbacks from Hurd servers to their clients
Copyright (C) 1991, 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 msg 23000;
#include <hurd/hurd_types.defs>
#ifdef MSG_IMPORTS
MSG_IMPORTS
#endif
type reply_port_t = MACH_MSG_TYPE_MAKE_SEND_ONCE | polymorphic
ctype: mach_port_t;
/* Post a signal to the process. The refport indicates some
permission attribute that the caller provides in the hope that the
receiver will honor the signal. Conventional values include:
Port Signals honored
task port all
session ID (see proc_getsidport) CONT
ctty port (see term_getctty) INT, QUIT, TSTP, HUP
async IO ID (see io_async) URG, IO
*/
routine sig_post (
process: mach_port_t;
sreplyport reply_port: reply_port_t;
signal: int;
refport: mach_port_t);
/* The parent or the process group of a process has been changed, or
the orphaned status has changed. The task port is sent so that the
recipient can know it's OK to honor the call. */
routine proc_newids (
process: mach_port_t;
task: task_t;
ppid: pid_t;
pgrp: pid_t;
orphaned: int);
/* Do a reauth after or-ing in new id's. */
routine add_auth (
process: mach_port_t;
auth: auth_t);
/* Do a reauth after removing auth information. The task port is
provided as an attempt at security. */
routine del_auth (
process: mach_port_t;
task: task_t;
uids: intarray_t;
gids: intarray_t);
/* These eight calls fetch and store the ports and other information
that were passed to the process at exec time (see hurd_types.h).
The REFPORT can be the task port or the auth port. */
routine get_init_port (
process: mach_port_t;
task: task_t;
which: int;
out port: mach_port_send_t);
routine set_init_port (
process: mach_port_t;
task: task_t;
which: int;
port: mach_port_send_t);
routine get_init_ports (
process: mach_port_t;
task: task_t;
out ports: portarray_t);
routine set_init_ports (
process: mach_port_t;
task: task_t;
ports: portarray_t);
routine get_init_int (
process: mach_port_t;
task: task_t;
which: int;
out value: int);
routine set_init_int (
process: mach_port_t;
task: task_t;
which: int;
value: int);
routine get_init_ints (
process: mach_port_t;
task: task_t;
out values: intarray_t);
routine set_init_ints (
process: mach_port_t;
task: task_t;
values: intarray_t);
/* These two calls fetch and store the file descriptor table. */
routine get_dtable (
process: mach_port_t;
out dtable: portarray_t);
routine set_dtable (
process: mach_port_t;
dtable: portarray_t);
/* These two calls fetch and store a single file descriptor. */
routine get_fd (
process: mach_port_t;
out fd: mach_port_send_t);
routine set_fd (
process: mach_port_t;
fd: mach_port_send_t);
/* These two calls fetch and store the whole environment,
in "a=b\0c=d\0" form. */
routine get_environment (
process: mach_port_t;
out value: data_t);
routine set_environment (
process: mach_port_t;
auth: mach_port_t;
value: data_t);
/* These two calls fetch and store a single environment variable. */
routine get_env_variable (
process: mach_port_t;
variable: string_t;
out value: data_t);
routine set_env_variable (
process: mach_port_t;
auth: mach_port_t;
variable: string_t;
value: string_t;
replace: boolean_t);
/* A select call has completed. */
routine io_select_done (
notify_port: mach_port_t;
select_result: int;
id_tag: int);
/* This is sent by the startup server when the system is going down. */
routine startup_dosync (
process: mach_port_t);
|
