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/* RPCs which a friendly Hurd process will understand on its message port.
Copyright (C) 1991,92,93,94,95,96,2002 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 msg 23000;
#include <hurd/hurd_types.defs>
#ifdef MSG_IMPORTS
MSG_IMPORTS
#endif
/* WARNING: The file hurd/proc/stubs.c knows the RPC message ID's
and formats for some of the RPC's in this file. */
/* 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 msg_sig_post (
process: mach_port_t;
sreplyport reply_port: sreply_port_t;
signal: int;
sigcode: natural_t;
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 msg_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 msg_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 msg_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 msg_get_init_port (
process: mach_port_t;
refport: mach_port_t;
which: int;
out port: mach_port_send_t);
routine msg_set_init_port (
process: mach_port_t;
refport: mach_port_t;
which: int;
port: mach_port_send_t);
routine msg_get_init_ports (
process: mach_port_t;
refport: mach_port_t;
out ports: portarray_t, dealloc);
routine msg_set_init_ports (
process: mach_port_t;
refport: mach_port_t;
ports: portarray_t);
routine msg_get_init_int (
process: mach_port_t;
refport: mach_port_t;
which: int;
out value: int);
routine msg_set_init_int (
process: mach_port_t;
refport: mach_port_t;
which: int;
value: int);
routine msg_get_init_ints (
process: mach_port_t;
refport: mach_port_t;
out values: intarray_t, dealloc);
routine msg_set_init_ints (
process: mach_port_t;
refport: mach_port_t;
values: intarray_t);
/* These two calls fetch and store the file descriptor table. */
routine msg_get_dtable (
process: mach_port_t;
refport: mach_port_t;
out dtable: portarray_t, dealloc);
routine msg_set_dtable (
process: mach_port_t;
refport: mach_port_t;
dtable: portarray_t);
/* These two calls fetch and store a single file descriptor. */
routine msg_get_fd (
process: mach_port_t;
refport: mach_port_t;
fd: int;
out port: mach_port_send_t);
routine msg_set_fd (
process: mach_port_t;
refport: mach_port_t;
fd: int;
port: mach_port_send_t);
/* These two calls fetch and store the whole environment,
in "a=b\0c=d\0" form. */
routine msg_get_environment (
process: mach_port_t;
out value: data_t, dealloc);
routine msg_set_environment (
process: mach_port_t;
refport: mach_port_t;
value: data_t);
/* These two calls fetch and store a single environment variable. */
routine msg_get_env_variable (
process: mach_port_t;
variable: string_t;
out value: data_t, dealloc);
routine msg_set_env_variable (
process: mach_port_t;
refport: mach_port_t;
variable: string_t;
value: string_t;
replace: boolean_t);
skip; /* Obsolete io_select_done. */
skip; /* Obsolete msg_startup_dosync. */
/* Like msg_sig_post, but the receiver should ignore his trace bit
and deliver the signal normally even if traced, first resuming if
he was suspended. */
routine msg_sig_post_untraced (
process: mach_port_t;
sreplyport reply_port: sreply_port_t;
signal: int;
sigcode: natural_t;
refport: mach_port_t);
/* Return a description of why THREAD is waiting. THREAD must
be a thread in this task. If the thread is not waiting, or the reason
is unknown, return zero. WAIT_RPC is the RPC code of the RPC the thread
is waiting on, or zero if it is not blocked in an RPC. */
routine msg_report_wait (
process: mach_port_t;
thread: thread_t;
out wait_desc: string_t;
out wait_rpc: mach_msg_id_t);
/* Given a list of port names in NAMES, return a description of the
corresponding port from libc's point of view, in a '\0'-separated vector.
Ports that libc doesn't know about should result in a zero-length entry. */
routine msg_describe_ports (
process: mach_port_t;
refport: mach_port_t;
names: mach_port_name_array_t;
out descriptions: data_t);
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