dockapps/wmacpi/libacpi.h

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#ifndef _LIBACPI_H_
#define _LIBACPI_H_
#define LIBACPI_VER "0.50"
/* Here because we need it for definitions in this file . . . */
#define MAX_NAME 128
#define MAXBATT 8
#define SAMPLES 50
typedef enum {
REMAIN,
TIMER
} DspMode;
typedef enum {
BLINK,
OFF
} Mode;
typedef enum {
AC,
BATT,
PS_ERR,
} power_state_t;
typedef enum {
HIGH,
MED,
LOW,
CRIT,
} batt_state_t;
typedef enum {
OK,
CRITICAL,
} cap_state_t;
typedef struct {
/* general info */
char name[MAX_NAME];
/* these two are conveniences */
char info_file[MAX_NAME];
char state_file[MAX_NAME];
int present;
int design_cap; /* assuming mAh */
int last_full_cap;
int design_voltage; /* in mV */
/* state info */
cap_state_t capacity_state;
int charging;
int present_rate; /* in mAh */
int remaining_cap; /* in mAh */
int present_voltage; /* in mV */
/* calculated states */
batt_state_t state;
int percentage; /* stored here because this is a per battery thing */
int charge_time; /* time left to charge this battery */
/* and a flag to indicate that this is valid . . . */
int valid;
} battery;
typedef struct {
power_state_t power; /* On AC or not? */
int rtime; /* remaining time */
int timer; /* how long been on battery? */
int crit_level; /* anything below this is critical low */
battery *binfo; /* pointer to the battery being monitored */
} APMInfo;
/*
* Note that there are some serious problems with this: firstly, handling of
* multiple batteries sucks. I've cleaned it up a reasonable amount so far,
* but I don't know enough about how multiple batteries are handled in the
* actual power management code to be able to do it right. I need to plug
* in the second battery for this LifeBook to see how it goes . . .
*
* Moving percentage to the battery is right, but I think we need a global
* remaining capacity somewhere, too . . .
*/
/*
* To provide a convenient debugging function . . .
*/
static int verbosity = 0;
#define eprint(level, fmt, arg...) \
do { \
if (level > verbosity) { \
switch (level) { \
case 0: \
break; \
case 1: \
fprintf(stderr, fmt, ##arg); \
break; \
default: \
fprintf(stderr, "%s: " fmt, __FUNCTION__, ##arg); \
fprintf(stderr, "\n"); \
break; \
} \
} \
} while (0)
/* since these /are/ needed here . . . */
battery batteries[MAXBATT];
int batt_count;
/* check if apm/acpi is enabled, etc */
int power_init(void);
/* fill APMInfo with data */
void acquire_batt_info(int);
void acquire_all_batt_info(void);
void acquire_global_info(void);
void acquire_all_info(void);
#endif /* _WMACPI_H_ */