sysvinit/src/initreq.h
Jesse Smith ab53132154 Removed old original source file that was left behind by
patch action.

Fixed typos in source code, comments, manual pages, and
changelog. Corrections provided by Jens Schleusener of
FOSSIES (fossies.org).
2020-11-17 20:31:37 -04:00

83 lines
2.4 KiB
C

/*
* initreq.h Interface to talk to init through /run/initctl.
*
* Copyright (C) 1995-2004 Miquel van Smoorenburg
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Version: @(#)initreq.h 1.28 31-Mar-2004 MvS
*
*/
#ifndef _INITREQ_H
#define _INITREQ_H
#include <sys/param.h>
#ifndef INIT_FIFO
#define INIT_FIFO "/run/initctl"
#endif
#define INIT_MAGIC 0x03091969
#define INIT_CMD_START 0
#define INIT_CMD_RUNLVL 1
#define INIT_CMD_POWERFAIL 2
#define INIT_CMD_POWERFAILNOW 3
#define INIT_CMD_POWEROK 4
#define INIT_CMD_BSD 5
#define INIT_CMD_SETENV 6
#define INIT_CMD_UNSETENV 7
#ifdef MAXHOSTNAMELEN
# define INITRQ_HLEN MAXHOSTNAMELEN
#else
# define INITRQ_HLEN 64
#endif
/*
* This is what BSD 4.4 uses when talking to init.
* Linux doesn't use this right now.
*/
struct init_request_bsd {
char gen_id[8]; /* Beats me.. telnetd uses "fe" */
char tty_id[16]; /* Tty name minus /dev/tty */
char host[INITRQ_HLEN]; /* Hostname */
char term_type[16]; /* Terminal type */
int signal; /* Signal to send */
int pid; /* Process to send to */
char exec_name[128]; /* Program to execute */
char reserved[128]; /* For future expansion. */
};
/*
* Because of legacy interfaces, "runlevel" and "sleeptime"
* aren't in a separate struct in the union.
*
* The weird sizes are because init expects the whole
* struct to be 384 bytes.
*/
struct init_request {
int magic; /* Magic number */
int cmd; /* What kind of request */
int runlevel; /* Runlevel to change to */
int sleeptime; /* Time between TERM and KILL */
union {
struct init_request_bsd bsd;
char data[368];
} i;
};
#endif