From baabc5776475f7313cdaa5f3bdb45c1c5d053f91 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 22 Nov 2013 14:30:52 +0100 Subject: build-sys: move more files from core/ to share/ that are generic enough --- src/shared/initreq.h | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 src/shared/initreq.h (limited to 'src/shared/initreq.h') diff --git a/src/shared/initreq.h b/src/shared/initreq.h new file mode 100644 index 0000000000..710037d84b --- /dev/null +++ b/src/shared/initreq.h @@ -0,0 +1,77 @@ +/* + * 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 + +#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 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 -- cgit v1.2.3-54-g00ecf