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/* apm.h -- Header file for sample APM interface routines
* Created: Mon Jan 8 11:40:50 1996 by r.faith@ieee.org
* Revised: Thu Apr 4 21:57:31 1996 by r.faith@ieee.org
* Copyright 1996 Rickard E. Faith (r.faith@ieee.org)
*
* This 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.
*
* This 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $Id$
*
*/
#ifndef __APM_H__
#define __APM_H__
#include <linux/apm_bios.h>
#include <sys/types.h>
#define APM_PROC "/proc/apm"
#define APM_DEVICE "/dev/apm_bios"
#define APM_DEV "/proc/devices"
#define APM_NAME "apm_bios"
#ifndef APM_32_BIT_SUPPORT
#define APM_32_BIT_SUPPORT 0x0002
#endif
typedef struct apm_info
{
const char driver_version[10];
int apm_version_major;
int apm_version_minor;
unsigned short apm_flags;
unsigned short ac_line_status;
unsigned short battery_status;
unsigned short battery_flags;
int battery_percentage;
int battery_time;
int using_minutes;
}
apm_info;
extern int apm_exists(void);
extern int apm_read(apm_info * i);
extern dev_t apm_dev(void);
extern int apm_open(void);
extern int apm_close(int fd);
extern int apm_get_events(int fd, int timeout, apm_event_t * events, int n);
extern int apm_suspend(int fd);
extern int apm_standby(int fd);
extern int apm_set_ignore(int fd, int mode);
extern unsigned int apm_last_error(int fd);
extern const char *apm_error_name( unsigned int err );
extern int apm_reject(int fd);
extern const char *apm_event_name(apm_event_t event);
extern const char *apm_time(time_t t);
extern const char *apm_delta_time(time_t then, time_t now);
extern const char *apm_time_nosec(time_t t);
#define SUSPEND 0
#define STANDBY 1
#define IGNORE 2
#define NOIGNORE 3
/* Linux Kernel APM drivers version 1.10 and higher permit suspend
rejections. */
#ifdef APM_IOC_REJECT
#define APM_REJECT_ENABLED
#endif
#endif /* __APM_H__ */
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