301161a7a4
This makes the URIs shorter and dynamic: whatever the default branch the repo uses will be used.
73 lines
2.2 KiB
C
73 lines
2.2 KiB
C
/*
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* rc-sysvinit.h - Interface to communicate with sysvinit via /run/initctl.
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*/
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/*
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* Copyright (c) 2019 The OpenRC Authors.
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* See the Authors file at the top-level directory of this distribution and
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* https://github.com/OpenRC/openrc/blob/HEAD/AUTHORS
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*
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* This file is part of OpenRC. It is subject to the license terms in
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* the LICENSE file found in the top-level directory of this
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* distribution and at https://github.com/OpenRC/openrc/blob/HEAD/LICENSE
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* This file may not be copied, modified, propagated, or distributed
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* except according to the terms contained in the LICENSE file.
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*/
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#ifndef _RC_SYSVINIT_H
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#define _RC_SYSVINIT_H
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/*
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* The #defines and structures below are taken from initreq.h in
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* sysvinit and must be used by any program wishing to communicate with
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* it.
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*/
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#define INIT_MAGIC 0x03091969
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#define INIT_CMD_START 0
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#define INIT_CMD_RUNLVL 1
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#define INIT_CMD_POWERFAIL 2
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#define INIT_CMD_POWERFAILNOW 3
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#define INIT_CMD_POWEROK 4
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#define INIT_CMD_BSD 5
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#define INIT_CMD_SETENV 6
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#define INIT_CMD_UNSETENV 7
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/*
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* This is what BSD 4.4 uses when talking to init.
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* Linux doesn't use this right now.
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*/
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struct init_request_bsd {
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char gen_id[8]; /* Beats me.. telnetd uses "fe" */
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char tty_id[16]; /* Tty name minus /dev/tty */
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char host[64]; /* Hostname */
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char term_type[16]; /* Terminal type */
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int signal; /* Signal to send */
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int pid; /* Process to send to */
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char exec_name[128]; /* Program to execute */
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char reserved[128]; /* For future expansion. */
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};
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/*
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* Because of legacy interfaces, "runlevel" and "sleeptime"
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* aren't in a seperate struct in the union.
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*
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* The weird sizes are because init expects the whole
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* struct to be 384 bytes.
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*/
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struct init_request {
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int magic; /* Magic number */
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int cmd; /* What kind of request */
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int runlevel; /* Runlevel to change to */
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int sleeptime; /* Time between TERM and KILL */
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union {
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struct init_request_bsd bsd;
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char data[368];
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} i;
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};
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void sysvinit_runlevel(char rl);
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void sysvinit_setenv(const char *name, const char *value);
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#endif
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