static void
cb_timer_apm(void *data)
{
static FILE *f;
f = fopen("/proc/apm", "r");
if (f)
{
char s[256], s1[32], s2[32], s3[32];
int apm_flags, ac_stat, bat_stat, bat_flags;
int i, hours, minutes, up, up2;
char *s_ptr;
fgets(s, 255, f);
sscanf(s, "%*s %*s %x %x %x %x %s %s %s", &apm_flags, &ac_stat,
&bat_stat, &bat_flags, s1, s2, s3);
s1[strlen(s1) - 1] = 0;
bat_val = atoi(s1);
if (!strcmp(s3, "sec"))
time_val = atoi(s2);
else if (!strcmp(s3, "min"))
time_val = atoi(s2) * 60;
fclose(f);
up = bat_val - prev_bat_val;
up2 = up;
for (i = 0; i < 16; i++)
up2 = +prev_up[i];
up2 = (up2 * 60) / 17;
prev_up[prev_count] = up;
prev_count++;
if (prev_count >= 16)
prev_count = 0;
s_ptr = s;
if (bat_flags != 0xff && bat_flags & 0x80)
{
s_ptr += sprintf(s_ptr, "no battery");
}
else
{
if (bat_val > 0)
s_ptr += sprintf(s_ptr, "%i%%", bat_val);
switch (bat_stat)
{
case 0:
s_ptr += sprintf(s_ptr, ", high");
break;
case 1:
s_ptr += sprintf(s_ptr, ", low");
break;
case 2:
s_ptr += sprintf(s_ptr, ", crit.");
break;
case 3:
s_ptr += sprintf(s_ptr, ", charge");
break;
}
}
s_ptr += sprintf(s_ptr, "\n");
if (ac_stat == 1)
{
s_ptr += sprintf(s_ptr, "AC on-line");
}
else
{
hours = time_val / 3600;
minutes = (time_val / 60) % 60;
if (up2 > 0)
s_ptr += sprintf(s_ptr, "(%i:%02i)\n%i:%02i",
(((100 - bat_val) * 2 * 60) / up2) / 60,
(((100 - bat_val) * 2 * 60) / up2) % 60,
hours, minutes);
else
s_ptr += sprintf(s_ptr, "%i:%02i", hours, minutes);
}
Epplet_change_label(label, s);
sprintf(s, "E-Power-Bat-%i.png", ((bat_val + 5) / 10) * 10);
Epplet_change_image(image, 44, 24, s);
Epplet_timer(cb_timer, NULL, 30.0, "TIMER");
prev_bat_val = bat_val;
}
data = NULL;
}
static void
cb_timer_acpi(void *data)
{
/* We don't have any data from the remaining percentage, and time directly,
* so we have to calculate and measure them.
* (Measure the time and calculate the percentage.)
*/
static int prev_bat_drain = 1;
FILE *f;
DIR *dirp;
struct dirent *dp;
int bat_max = 0;
int bat_filled = 0;
int bat_level = 0;
int bat_drain = 1;
int bat_val = 0;
char current_status[256];
char *line = 0;
size_t lsize = 0;
int discharging = 0;
int charging = 0;
int battery = 0;
int design_cap_unknown = 0;
int last_full_unknown = 0;
int rate_unknown = 0;
int level_unknown = 0;
int hours, minutes;
/* Read some information on first run. */
dirp = opendir("/proc/acpi/battery");
if (dirp)
{
while ((dp = readdir(dirp)))
{
char buf[4096];
if ((!strcmp(dp->d_name, ".")) || (!strcmp(dp->d_name, "..")))
continue;
snprintf(buf, sizeof(buf), "/proc/acpi/battery/%s/info",
dp->d_name);
f = fopen(buf, "r");
if (f)
{
int design_cap = 0;
int last_full = 0;
getline(&line, &lsize, f);
getline(&line, &lsize, f);
sscanf(line, "%*[^:]: %250s %*s", buf);
if (!strcmp(buf, "unknown"))
design_cap_unknown = 1;
else
sscanf(line, "%*[^:]: %i %*s", &design_cap);
getline(&line, &lsize, f);
sscanf(line, "%*[^:]: %250s %*s", buf);
if (!strcmp(buf, "unknown"))
last_full_unknown = 1;
else
sscanf(line, "%*[^:]: %i %*s", &last_full);
fclose(f);
bat_max += design_cap;
bat_filled += last_full;
}
snprintf(buf, sizeof(buf), "/proc/acpi/battery/%s/state",
dp->d_name);
f = fopen(buf, "r");
if (f)
{
char present[256];
char capacity_state[256];
char charging_state[256];
int rate = 1;
int level = 0;
getline(&line, &lsize, f);
sscanf(line, "%*[^:]: %250s", present);
getline(&line, &lsize, f);
sscanf(line, "%*[^:]: %250s", capacity_state);
getline(&line, &lsize, f);
sscanf(line, "%*[^:]: %250s", charging_state);
getline(&line, &lsize, f);
sscanf(line, "%*[^:]: %250s %*s", buf);
if (!strcmp(buf, "unknown"))
rate_unknown = 1;
else
sscanf(line, "%*[^:]: %i %*s", &rate);
getline(&line, &lsize, f);
sscanf(line, "%*[^:]: %250s %*s", buf);
if (!strcmp(buf, "unknown"))
level_unknown = 1;
else
sscanf(line, "%*[^:]: %i %*s", &level);
fclose(f);
if (!strcmp(present, "yes"))
battery++;
if (!strcmp(charging_state, "discharging"))
discharging++;
if (!strcmp(charging_state, "charging"))
charging++;
bat_drain += rate;
bat_level += level;
}
}
closedir(dirp);
}
if (prev_bat_drain < 1)
prev_bat_drain = 1;
if (bat_drain < 1)
bat_drain = prev_bat_drain;
prev_bat_drain = bat_drain;
if (bat_filled > 0)
bat_val = (100 * bat_level) / bat_filled;
else
bat_val = 100;
if (discharging)
minutes = (60 * bat_level) / bat_drain;
else
{
if (bat_filled > 0)
minutes = (60 * (bat_filled - bat_level)) / bat_drain;
else
minutes = 0;
}
hours = minutes / 60;
minutes -= (hours * 60);
if (charging)
{
if (level_unknown)
snprintf(current_status, sizeof(current_status),
"Level ???\n" "Bad Driver");
else if (rate_unknown)
snprintf(current_status, sizeof(current_status),
"%i%% PWR\n" "Time ???", bat_val);
else
snprintf(current_status, sizeof(current_status),
"%i%% PWR\n" "%02i:%02i", bat_val, hours, minutes);
}
else if (discharging)
{
if (level_unknown)
snprintf(current_status, sizeof(current_status),
"Level ???\n" "Bad Driver");
else if (rate_unknown)
snprintf(current_status, sizeof(current_status),
"%i%%\n" "Time ???", bat_val);
else
snprintf(current_status, sizeof(current_status),
"%i%%\n" "%02i:%02i", bat_val, hours, minutes);
}
else if (!battery)
snprintf(current_status, sizeof(current_status), "No Bat");
else
snprintf(current_status, sizeof(current_status), "Full");
/* Display current status */
Epplet_change_label(label, current_status);
sprintf(current_status, "E-Power-Bat-%i.png", ((bat_val + 5) / 10) * 10);
Epplet_change_image(image, 44, 24, current_status);
Epplet_timer(cb_timer, NULL, 5.0, "TIMER");
/* Final steps before ending the status update. */
data = NULL;
if (lsize)
free(line);
}
static void
cb_timer_sys(void *data)
{
/* We don't have any data from the remaining percentage, and time directly,
* so we have to calculate and measure them.
* (Measure the time and calculate the percentage.)
*/
static int prev_bat_drain = 1;
FILE *f;
DIR *dirp;
struct dirent *dp;
int bat_max = 0;
int bat_filled = 0;
int bat_level = 0;
int bat_drain = 1;
int bat_val = 0;
char current_status[256];
char *line = 0;
size_t lsize = 0;
int discharging = 0;
int charging = 0;
int battery = 0;
int design_cap_unknown = 1;
int last_full_unknown = 1;
int rate_unknown = 1;
int level_unknown = 1;
int hours, minutes;
/* Read some information on first run. */
dirp = opendir("/sys/class/power_supply/");
if (dirp)
{
while ((dp = readdir(dirp)))
{
char buf[4096];
if ((!strcmp(dp->d_name, ".")) || (!strcmp(dp->d_name, ".."))
|| (!strstr(dp->d_name, "BAT")))
continue;
snprintf(buf, sizeof(buf), "/sys/class/power_supply/%s/uevent",
dp->d_name);
f = fopen(buf, "r");
if (f)
{
int design_cap = 0;
int last_full = 0;
char present[256];
char key[256];
char capacity_state[256];
char charging_state[256];
char name[256];
int rate = 1;
int level = 0;
while (getline(&line, &lsize, f) != -1)
{
sscanf(line, "%[^=]= %250s", key, name);
if (strcmp(key, "POWER_SUPPLY_NAME") == 0)
{
}
else if (strcmp(key, "POWER_SUPPLY_STATUS") == 0)
{
sscanf(line, "%*[^=]= %250s", charging_state);
if (!strcmp(charging_state, "Discharging"))
discharging++;
if (!strcmp(charging_state, "Charging"))
charging++;
}
else if (strcmp(key, "POWER_SUPPLY_PRESENT") == 0)
{
sscanf(line, "%*[^=]= %250s", present);
if (!strcmp(present, "1"))
battery++;
}
else if (strcmp(key, "POWER_SUPPLY_CURRENT_NOW") == 0)
{
sscanf(line, "%*[^=]= %i %*s", &rate);
rate_unknown = 0;
bat_drain += (rate);
}
else if (strcmp(key, "POWER_SUPPLY_CHARGE_FULL_DESIGN")
== 0)
{
sscanf(line, "%*[^=]=%i", &design_cap);
design_cap_unknown = 0;
bat_max += design_cap;
}
else if (strcmp(key, "POWER_SUPPLY_CHARGE_FULL") == 0)
{
sscanf(line, "%*[^=]= %i", &last_full);
last_full_unknown = 0;
bat_filled += last_full;
}
else if (strcmp(key, "POWER_SUPPLY_CHARGE_NOW") == 0)
{
sscanf(line, "%*[^=]= %i", &level);
level_unknown = 0;
bat_level += level;
}
}
fclose(f);
}
}
closedir(dirp);
}
if (prev_bat_drain < 1)
prev_bat_drain = 1;
if (bat_drain < 1)
bat_drain = prev_bat_drain;
prev_bat_drain = bat_drain;
if (bat_filled > 0)
bat_val = (100 * bat_level) / bat_filled;
else
bat_val = 100;
if (discharging)
minutes = (60 * bat_level) / bat_drain;
else
{
if (bat_filled > 0)
minutes = (60 * (bat_filled - bat_level)) / bat_drain;
else
minutes = 0;
}
hours = minutes / 60;
minutes -= (hours * 60);
if (charging)
{
if (level_unknown)
snprintf(current_status, sizeof(current_status),
"Level ???\n" "Bad Driver");
else if (rate_unknown)
snprintf(current_status, sizeof(current_status),
"%i%% PWR\n" "Time ???", bat_val);
else
snprintf(current_status, sizeof(current_status),
"%i%% PWR\n" "%02i:%02i", bat_val, hours, minutes);
}
else if (discharging)
{
if (level_unknown)
snprintf(current_status, sizeof(current_status),
"Level ???\n" "Bad Driver");
else if (rate_unknown)
snprintf(current_status, sizeof(current_status),
"%i%%\n" "Time ???", bat_val);
else
snprintf(current_status, sizeof(current_status),
"%i%%\n" "%02i:%02i", bat_val, hours, minutes);
}
else if (!battery)
snprintf(current_status, sizeof(current_status), "No Bat");
else
snprintf(current_status, sizeof(current_status), "Full");
/* Display current status */
Epplet_change_label(label, current_status);
sprintf(current_status, "E-Power-Bat-%i.png", ((bat_val + 5) / 10) * 10);
Epplet_change_image(image, 44, 24, current_status);
Epplet_timer(cb_timer, NULL, 5.0, "TIMER");
/* Final steps before ending the status update. */
data = NULL;
if (lsize)
free(line);
}