mirror of
https://github.com/systemd/systemd.git
synced 2024-11-08 11:27:32 +03:00
78 lines
2.0 KiB
C
78 lines
2.0 KiB
C
/*
|
|
* initreq.h Interface to talk to init through /dev/initctl.
|
|
*
|
|
* Copyright (C) 1995-2004 Miquel van Smoorenburg
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* Version: @(#)initreq.h 1.28 31-Mar-2004 MvS
|
|
*
|
|
*/
|
|
#ifndef _INITREQ_H
|
|
#define _INITREQ_H
|
|
|
|
#include <sys/param.h>
|
|
|
|
#if defined(__FreeBSD_kernel__)
|
|
# define INIT_FIFO "/etc/.initctl"
|
|
#else
|
|
# define INIT_FIFO "/dev/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
|
|
|
|
#define INIT_CMD_CHANGECONS 12345
|
|
|
|
#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 seperate 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
|