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Introduce a struct battery_info to carry information from data retrieval to the output formatter.

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This commit is contained in:
Tommie Gannert 2016-08-01 01:36:23 +01:00
parent 2d16f144f5
commit a537d1503a
1 changed files with 59 additions and 50 deletions
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109
src/print_battery_info.c
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@ -28,6 +28,13 @@
#include <sys/envsys.h>
#endif
struct battery_info {
int present_rate;
int seconds_remaining;
float percentage_remaining;
charging_status_t status;
};
/*
* Estimate the number of seconds remaining in state 'status'.
*
@ -55,11 +62,13 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
bool watt_as_unit = false;
int full_design = -1,
remaining = -1,
present_rate = -1,
voltage = -1,
seconds_remaining = -1;
float percentage_remaining = -1;
charging_status_t status = CS_DISCHARGING;
voltage = -1;
struct battery_info batt_info = {
.present_rate = -1,
.seconds_remaining = -1,
.percentage_remaining = -1,
.status = CS_DISCHARGING,
};
static char batpath[512];
sprintf(batpath, path, number);
@ -87,7 +96,7 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
watt_as_unit = false;
remaining = atoi(walk + 1);
} else if (BEGINS_WITH(last, "POWER_SUPPLY_CURRENT_NOW"))
present_rate = abs(atoi(walk + 1));
batt_info.present_rate = abs(atoi(walk + 1));
else if (BEGINS_WITH(last, "POWER_SUPPLY_VOLTAGE_NOW"))
voltage = abs(atoi(walk + 1));
/* on some systems POWER_SUPPLY_POWER_NOW does not exist, but actually
@ -95,15 +104,15 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
* unit instead of μAh. We will calculate it as we need it
* later. */
else if (BEGINS_WITH(last, "POWER_SUPPLY_POWER_NOW"))
present_rate = abs(atoi(walk + 1));
batt_info.present_rate = abs(atoi(walk + 1));
else if (BEGINS_WITH(last, "POWER_SUPPLY_STATUS=Charging"))
status = CS_CHARGING;
batt_info.status = CS_CHARGING;
else if (BEGINS_WITH(last, "POWER_SUPPLY_STATUS=Full"))
status = CS_FULL;
batt_info.status = CS_FULL;
else if (BEGINS_WITH(last, "POWER_SUPPLY_STATUS=Discharging"))
status = CS_DISCHARGING;
batt_info.status = CS_DISCHARGING;
else if (BEGINS_WITH(last, "POWER_SUPPLY_STATUS="))
status = CS_UNKNOWN;
batt_info.status = CS_UNKNOWN;
else {
/* The only thing left is the full capacity */
if (last_full_capacity) {
@ -125,7 +134,7 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
* given in mWh, the charge in mAh. So calculate every value given in
* ampere to watt */
if (!watt_as_unit) {
present_rate = (((float)voltage / 1000.0) * ((float)present_rate / 1000.0));
batt_info.present_rate = (((float)voltage / 1000.0) * ((float)batt_info.present_rate / 1000.0));
if (voltage != -1) {
remaining = (((float)voltage / 1000.0) * ((float)remaining / 1000.0));
@ -138,18 +147,18 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
return;
}
percentage_remaining = (((float)remaining / (float)full_design) * 100);
batt_info.percentage_remaining = (((float)remaining / (float)full_design) * 100);
/* Some batteries report POWER_SUPPLY_CHARGE_NOW=<full_design> when fully
* charged, even though that’s plainly wrong. For people who chose to see
* the percentage calculated based on the last full capacity, we clamp the
* value to 100%, as that makes more sense.
* See http://bugs.debian.org/785398 */
if (last_full_capacity && percentage_remaining > 100) {
percentage_remaining = 100;
if (last_full_capacity && batt_info.percentage_remaining > 100) {
batt_info.percentage_remaining = 100;
}
if (present_rate > 0 && status != CS_FULL) {
seconds_remaining = seconds_remaining_from_rate(status, full_design, remaining, present_rate);
if (batt_info.present_rate > 0 && batt_info.status != CS_FULL) {
batt_info.seconds_remaining = seconds_remaining_from_rate(batt_info.status, full_design, remaining, batt_info.present_rate);
}
#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
int state;
@ -162,26 +171,26 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
}
integer_battery_capacity = true;
percentage_remaining = sysctl_rslt;
batt_info.percentage_remaining = sysctl_rslt;
if (sysctlbyname(BATT_TIME, &sysctl_rslt, &sysctl_size, NULL, 0) != 0) {
OUTPUT_FULL_TEXT(format_down);
return;
}
hide_seconds = true;
seconds_remaining = sysctl_rslt * 60;
batt_info.seconds_remaining = sysctl_rslt * 60;
if (sysctlbyname(BATT_STATE, &sysctl_rslt, &sysctl_size, NULL, 0) != 0) {
OUTPUT_FULL_TEXT(format_down);
return;
}
state = sysctl_rslt;
if (state == 0 && percentage_remaining == 100)
status = CS_FULL;
else if ((state & ACPI_BATT_STAT_CHARGING) && percentage_remaining < 100)
status = CS_CHARGING;
if (state == 0 && batt_info.percentage_remaining == 100)
batt_info.status = CS_FULL;
else if ((state & ACPI_BATT_STAT_CHARGING) && batt_info.percentage_remaining < 100)
batt_info.status = CS_CHARGING;
else
status = CS_DISCHARGING;
batt_info.status = CS_DISCHARGING;
full_design = sysctl_rslt;
#elif defined(__OpenBSD__)
@ -212,23 +221,23 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
switch (apm_info.ac_state) {
case APM_AC_OFF:
status = CS_DISCHARGING;
batt_info.status = CS_DISCHARGING;
break;
case APM_AC_ON:
status = CS_CHARGING;
batt_info.status = CS_CHARGING;
break;
default:
/* If we don't know what's going on, just assume we're discharging. */
status = CS_DISCHARGING;
batt_info.status = CS_DISCHARGING;
break;
}
integer_battery_capacity = true;
percentage_remaining = apm_info.battery_life;
batt_info.percentage_remaining = apm_info.battery_life;
/* Can't give a meaningful value for remaining minutes if we're charging. */
if (status != CS_CHARGING) {
seconds_remaining = apm_info.minutes_left * 60;
if (batt_info.status != CS_CHARGING) {
batt_info.seconds_remaining = apm_info.minutes_left * 60;
}
#elif defined(__NetBSD__)
/*
@ -310,9 +319,9 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
obj3 = prop_dictionary_get(obj2, "cur-value");
if (prop_number_integer_value(obj3))
status = CS_CHARGING;
batt_info.status = CS_CHARGING;
else
status = CS_DISCHARGING;
batt_info.status = CS_DISCHARGING;
continue;
}
@ -348,7 +357,7 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
prop_string_cstring_nocopy(obj3),
14) == 0) {
obj3 = prop_dictionary_get(obj2, "cur-value");
present_rate = prop_number_integer_value(obj3);
batt_info.present_rate = prop_number_integer_value(obj3);
continue;
}
@ -388,31 +397,31 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
full_design = last_full_cap;
if (!watt_as_unit) {
present_rate = (((float)voltage / 1000.0) * ((float)present_rate / 1000.0));
batt_info.present_rate = (((float)voltage / 1000.0) * ((float)batt_info.present_rate / 1000.0));
remaining = (((float)voltage / 1000.0) * ((float)remaining / 1000.0));
full_design = (((float)voltage / 1000.0) * ((float)full_design / 1000.0));
}
percentage_remaining =
batt_info.percentage_remaining =
(((float)remaining / (float)full_design) * 100);
if (is_full)
status = CS_FULL;
batt_info.status = CS_FULL;
/*
* The envsys(4) ACPI routines do not appear to provide a 'time
* remaining' figure, so we must deduce it.
*/
seconds_remaining = seconds_remaining_from_rate(status, full_design, remaining, present_rate);
batt_info.seconds_remaining = seconds_remaining_from_rate(batt_info.status, full_design, remaining, batt_info.present_rate);
#endif
bool colorful_output = false;
if (status == CS_DISCHARGING && low_threshold > 0) {
if (percentage_remaining >= 0 && strcasecmp(threshold_type, "percentage") == 0 && percentage_remaining < low_threshold) {
if (batt_info.status == CS_DISCHARGING && low_threshold > 0) {
if (batt_info.percentage_remaining >= 0 && strcasecmp(threshold_type, "percentage") == 0 && batt_info.percentage_remaining < low_threshold) {
START_COLOR("color_bad");
colorful_output = true;
} else if (seconds_remaining >= 0 && strcasecmp(threshold_type, "time") == 0 && seconds_remaining < 60 * low_threshold) {
} else if (batt_info.seconds_remaining >= 0 && strcasecmp(threshold_type, "time") == 0 && batt_info.seconds_remaining < 60 * low_threshold) {
START_COLOR("color_bad");
colorful_output = true;
}
@ -438,7 +447,7 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
if (BEGINS_WITH(walk + 1, "status")) {
const char *statusstr;
switch (status) {
switch (batt_info.status) {
case CS_CHARGING:
statusstr = status_chr;
break;
@ -456,17 +465,17 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
walk += strlen("status");
} else if (BEGINS_WITH(walk + 1, "percentage")) {
if (integer_battery_capacity) {
outwalk += sprintf(outwalk, "%.00f%s", percentage_remaining, pct_mark);
outwalk += sprintf(outwalk, "%.00f%s", batt_info.percentage_remaining, pct_mark);
} else {
outwalk += sprintf(outwalk, "%.02f%s", percentage_remaining, pct_mark);
outwalk += sprintf(outwalk, "%.02f%s", batt_info.percentage_remaining, pct_mark);
}
walk += strlen("percentage");
} else if (BEGINS_WITH(walk + 1, "remaining")) {
if (seconds_remaining >= 0) {
if (batt_info.seconds_remaining >= 0) {
int seconds, hours, minutes;
hours = seconds_remaining / 3600;
seconds = seconds_remaining - (hours * 3600);
hours = batt_info.seconds_remaining / 3600;
seconds = batt_info.seconds_remaining - (hours * 3600);
minutes = seconds / 60;
seconds -= (minutes * 60);
@ -480,8 +489,8 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
walk += strlen("remaining");
EAT_SPACE_FROM_OUTPUT_IF_NO_OUTPUT();
} else if (BEGINS_WITH(walk + 1, "emptytime")) {
if (seconds_remaining >= 0) {
time_t empty_time = time(NULL) + seconds_remaining;
if (batt_info.seconds_remaining >= 0) {
time_t empty_time = time(NULL) + batt_info.seconds_remaining;
struct tm *empty_tm = localtime(&empty_time);
if (hide_seconds)
@ -494,8 +503,8 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char
walk += strlen("emptytime");
EAT_SPACE_FROM_OUTPUT_IF_NO_OUTPUT();
} else if (BEGINS_WITH(walk + 1, "consumption")) {
if (present_rate >= 0)
outwalk += sprintf(outwalk, "%1.2fW", present_rate / 1e6);
if (batt_info.present_rate >= 0)
outwalk += sprintf(outwalk, "%1.2fW", batt_info.present_rate / 1e6);
walk += strlen("consumption");
EAT_SPACE_FROM_OUTPUT_IF_NO_OUTPUT();