glibc/login/programs/utmpd.h

141 lines
3.0 KiB
C

/* Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Mark Kettenis <kettenis@phys.uva.nl>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _UTMPD_H
#define _UTMPD_H 1
/* This is an *internal* header. */
#include <stddef.h>
#include <utmp.h>
/* Paths to daemon sockets. */
#define _PATH_UTMPD_RO "/var/run/utmpd.ro"
#define _PATH_UTMPD_RW "/var/run/utmpd.rw"
/* Path to PID file. */
#define _PATH_UTMPDPID "/var/run/utmpd.pid"
/* Version number of the daemon interface. */
#define UTMPD_VERSION 1
/* Services provided. */
typedef enum
{
UTMPD_REQ_SETUTENT,
UTMPD_REQ_GETUTENT,
UTMPD_REQ_ENDUTENT,
UTMPD_REQ_GETUTLINE,
UTMPD_REQ_GETUTID,
UTMPD_REQ_PUTUTLINE,
UTMPD_REQ_UPDWTMP
} request_type;
/* Header common to all requests. */
typedef struct
{
/* Version number of the daemon interface. */
int version;
/* Number of bytes in this request. */
size_t size;
/* Service requested. */
request_type type;
} request_header;
typedef struct
{
request_header header;
/* File to use. */
char file[0];
} setutent_request;
typedef struct
{
request_header header;
} getutent_request, endutent_request;
typedef struct
{
request_header header;
/* Entry to match. */
struct utmp line;
} getutline_request;
typedef struct
{
request_header header;
/* Entry to match. */
struct utmp id;
} getutid_request;
typedef struct
{
request_header header;
/* Entry to write. */
struct utmp utmp;
} pututline_request;
typedef struct
{
request_header header;
/* Entry to write. */
struct utmp utmp;
/* File to use. */
char file[0];
} updwtmp_request;
/* Header common to all replies. */
typedef struct
{
/* Version number of the daemon interface. */
int version;
/* Number of bytes in this reply. */
size_t size;
/* Answer to the request. */
request_type type;
} reply_header;
typedef struct
{
reply_header header;
/* Error code. */
int errnum;
/* Return value. */
int result;
} setutent_reply, endutent_reply, pututline_reply, updwtmp_reply;
typedef struct
{
reply_header header;
/* Found entry. */
struct utmp entry;
/* Error code. */
int errnum;
/* Return value. */
int result;
} getutent_reply, getutline_reply, getutid_reply;
#endif /* utmpd.h */