dockapps/wmpower/src/wmpower.c

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/***************************************************************************
wmpower.c - description
-------------------
begin : Feb 10 2003
copyright : (C) 2003,2004,2005 by Noberasco Michele
e-mail : noberasco.gnu@disi.unige.it
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
* *
***************************************************************************/
/***************************************************************************
Many thanks to Filippo Panessa for his wmab...
it's code was the base for this program
***************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <time.h>
#include <X11/X.h>
#include <X11/xpm.h>
#include "open_syslog_on_stderr.h"
#include "power_management.h"
#include "dockapp.h"
#include "wmpower_master.xpm"
#include "wmpower_master_LowColor.xpm"
#include "wmpower_mask.xbm"
void ParseCMDLine (int argc, char *argv[]);
void ShowACstatus(int ac_on_line);
void ShowFanStatus(int fanstatus);
void ShowTemperature(int temp, int is_celsius);
void ShowChargeStatus(int charging);
void ShowBatteryTime(int time, int percentage, int charging, int ac_on_line);
void ShowBatteryPercentage(int percentage);
void ShowBatteryLed(int present, int percentage, int ac_on_line);
int no_meddling = 0; /* Should we stop managing power status? */
int no_full_battery = 0; /* Should we always use max power when plugged? */
int CriticalLevel = 10; /* Battery critical level */
int LowLevel = 40; /* Battery low level */
#define CMDLINELEN 512
int WarnTime = 2; /* When to execute the warn command */
char WarnCommand[CMDLINELEN] = ""; /* The warn command to execute */
float BlinkRate = 3.00; /* blinks per second */
/* Controls beeping when you get to critical */
/* battery level: Off by default */
int Beep = 0; /* to beep or not to beep? */
int Volume = 50; /* ring bell at 50% volume */
/* Mouse wheel */
unsigned int wheel_button_up = 4;
unsigned int wheel_button_down = 5;
/* Monitor first battery by default */
int our_battery = 1;
/* Use a lower number of colors for the poor saps on */
/* 8-bit displays -- common on laptops! */
int UseLowColorPixmap = 0;
int main (int argc, char *argv[])
{
pm_status power_status;
XEvent event;
int fbc_toggle=1, fbc_auto=1;
int old_battery_charging;
time_t polling = 0;
struct timespec delay; /* pause between interface updates */
char Command[CMDLINELEN+3];
int warned = 0;
2014-10-05 15:29:59 +00:00
delay.tv_sec = 0;
delay.tv_nsec = 500000000;
BlinkRate = (BlinkRate >= 0.0) ? BlinkRate : -1.0 * BlinkRate;
waittime = 0; /* /proc polling interval */
minBrightness = -1;
maxBrightness = -1;
fprintf(stderr, "\nWelcome to wmpower version %s...\n", VERSION);
cpufreq_online_governor = NULL;
cpufreq_offline_governor = NULL;
/* Parse any command line arguments. */
ParseCMDLine (argc, argv);
/* Check for Power Management support */
if (!pm_support(our_battery))
{
fprintf (stderr, "\nNo power management support...\n");
return EXIT_FAILURE;
}
/* Create window of the program */
if (UseLowColorPixmap) openXwindow (argc, argv, wmpower_master_LowColor, (char *) wmpower_mask_bits, wmpower_mask_width, wmpower_mask_height);
else openXwindow (argc, argv, wmpower_master, (char *) wmpower_mask_bits, wmpower_mask_width, wmpower_mask_height);
/* Loop until we die... */
while (1)
{
/* Get current power status */
old_battery_charging = power_status.battery_charging;
if (!waittime) get_power_status(&power_status);
else if ((time(NULL)-polling) >= waittime)
{
get_power_status(&power_status);
polling = time(NULL);
}
/* Manage power features only if function is not disabled */
if (!no_meddling)
{
/* Re-enable auto power mode switching whan battery status changes */
if (old_battery_charging != power_status.battery_charging) fbc_auto = 1;
/* Enable fast battery charge mode if on AC and batt is charging */
if (!no_full_battery && power_status.ac_on_line && power_status.battery_charging && fbc_auto && !fbc_toggle && !(power_status.battery_percentage == 100))
{
fast_battery_charge(1);
fbc_toggle = 1;
fbc_auto = 1;
}
/* Adjust variables value when battery reaches 100% */
if (fbc_toggle && (power_status.battery_percentage == 100))
{
fast_battery_charge(0);
fbc_toggle = 0;
fbc_auto = 1;
}
/* If battery not present and fast charge mode, disable it */
if (fbc_toggle && !(power_status.battery_present))
{
fast_battery_charge(0);
fbc_toggle = 0;
fbc_auto = 1;
}
/* Set various pm features whenever applicable */
set_pm_features();
}
/* Execute the warning command, if needed */
if (WarnCommand && *WarnCommand && !power_status.ac_on_line && !warned
&& power_status.battery_time <= WarnTime)
{
warned = 1;
sprintf(Command, "%s &", WarnCommand);
system(Command);
}
if (power_status.ac_on_line)
warned = 0;
/* Show AC status led */
ShowACstatus(power_status.ac_on_line);
/* Display FAN status. */
ShowFanStatus(power_status.fan_status);
/* Display temperature. */
ShowTemperature(power_status.temperature, power_status.temp_is_celsius);
/* Display charge status */
ShowChargeStatus(power_status.battery_charging);
/* Display the "Time Left" */
ShowBatteryTime(power_status.battery_time, power_status.battery_percentage, power_status.battery_charging, power_status.ac_on_line);
/* Display battery percentage */
ShowBatteryPercentage(power_status.battery_percentage);
/* Display battery status led */
ShowBatteryLed(power_status.battery_present, power_status.battery_percentage, power_status.ac_on_line);
/* Process any pending X events. */
while (XPending (display))
{
XNextEvent (display, &event);
switch (event.type)
{
case Expose:
RedrawWindow ();
continue;
case ButtonPress:
if (no_meddling)
{
fprintf(stderr, "You cannot change PM status in '-no-meddling' mode of operation\n");
continue;
}
if (event.xbutton.button == wheel_button_up)
{
lcdBrightness_UpOneStep();
continue;
}
if (event.xbutton.button == wheel_button_down)
{
lcdBrightness_DownOneStep();
continue;
}
fbc_toggle = !get_fast_battery_charge_mode();
fbc_auto = 0;
fast_battery_charge(fbc_toggle);
continue;
case ButtonRelease:
continue;
}
}
/* Redraw and wait for next update */
RedrawWindow ();
nanosleep(&delay, NULL);
}
}
/* Show AC status led */
void ShowACstatus(int ac_on_line)
{
/* Check AC status. */
if (ac_on_line)
/* AC on-line. I.e. we are "plugged-in". */
copyXPMArea (68, 6, 12, 7, 31, 35);
else
/* AC off-line. I.e. we are using battery. */
copyXPMArea (68, 20, 12, 7, 31, 35);
}
/* Display fan status */
void ShowFanStatus(int fan_status)
{
if (fan_status == PM_Error)
{
/* Plot the red - Symbol */
copyXPMArea (165, 60, 6, 7, 23, 50);
return;
}
/* Plot fan status: 0 not active, 1 running */
copyXPMArea (fan_status * 6 + 4, 69, 6, 7, 23, 50);
}
/* Display charge status */
void ShowChargeStatus(int charging)
{
/* Paste up the default charge status and time */
copyXPMArea ( 83, 93, 41, 9, 15, 7);
copyXPMArea (104, 6, 5, 7, 6, 7);
/* Check to see if we are charging. */
if (charging)
/* Battery Status: Charging. */
copyXPMArea (82, 68, 7, 9, 6, 7);
else
/* Battery Status: NOT Charging. */
copyXPMArea (88, 68, 7, 9, 6, 7);
}
/* Display battery status led */
void ShowBatteryLed(int present, int percentage, int ac_on_line)
{
static int Toggle; /* Switch for battery led blinking */
if (!present)
{
copyXPMArea (95, 19, 16, 10, 43, 34);
return;
}
/* Battery Status: Critical. */
/* Blink the red led on/off... */
if (percentage <= CriticalLevel && !ac_on_line)
{
if (Toggle || (BlinkRate == 0.0))
{
if (Beep && !ac_on_line) XBell (display, Volume);
Toggle = 0;
copyXPMArea (4, 105, 16, 10, 43, 34);
}
else
{
Toggle = 1;
copyXPMArea (58, 105, 16, 10, 43, 34);
}
return;
}
/* Battery Status: Low. */
/* Fixed yellow led */
if (percentage <= LowLevel)
{
copyXPMArea (22, 105, 16, 10, 43, 34);
return;
}
/* Battery Status: Normal. */
/* Fixed blue led */
copyXPMArea (40, 105, 16, 10, 43, 34);
}
/* Display Temperature */
void ShowTemperature(int temp, int temp_is_celsius)
{
/* PM_Error getting temperature value */
/* or value out of range */
if ( (temp < 0) || (temp > 99) )
{
/* Plot PM_Error message */
copyXPMArea (165, 60, 6, 7, 33, 50);
copyXPMArea (165, 60, 6, 7, 39, 50);
copyXPMArea (135, 60, 6, 7, 45, 50);
copyXPMArea ( 68, 69, 6, 7, 51, 50);
return;
}
/* Plot temperature */
if (temp < 10) copyXPMArea ((temp) * 6 + 4, 69, 6, 7, 39, 50);
else
{
copyXPMArea ((temp / 10) * 6 + 4, 69, 6, 7, 33, 50);
copyXPMArea ((temp % 10) * 6 + 4, 69, 6, 7, 39, 50);
}
/* Plot the <20> Symbol */
copyXPMArea (135, 60, 6, 7, 45, 50);
/* Plot the C Symbol */
if (temp_is_celsius) copyXPMArea (68, 69, 6, 7, 51, 50);
}
/* Display the "Time Left". This time means: */
/* If not charging: Time left before battery drains to 0% */
/* If charging: Time left before battery gets to maximum */
void ShowBatteryTime(int time, int percentage, int charging, int ac_on_line)
{
int battery_time=time;
int hour, min;
if ( (battery_time < -1) || ((battery_time == 0)&&(percentage == 0)) || (ac_on_line&&(percentage == 100)) )
{
/* In case battery is fully charged and we are on AC power,
* or there is some problem reading battery time
* we display a "null" indicator (--:--)
*/
copyXPMArea (83, 106, 41, 9, 15, 7);
return;
}
/* Now we are sure battery time is consistent */
if (percentage == 100) battery_time = 0;
hour = battery_time / 60;
min = battery_time % 60;
/* show '-' sign when charging, '+' otherwise */
if (charging)
copyXPMArea (83, 106, 41, 9, 15, 7);
else
copyXPMArea (83, 93, 41, 9, 15, 7);
/* Show 10's (hour) */
copyXPMArea ((hour / 10) * 7 + 5, 93, 7, 9, 21, 7);
/* Show 1's (hour) */
copyXPMArea ((hour % 10) * 7 + 5, 93, 7, 9, 29, 7);
/* colon */
copyXPMArea (76, 93, 2, 9, 38, 7);
/* Show 10's (min) */
copyXPMArea ((min / 10) * 7 + 5, 93, 7, 9, 42, 7);
/* Show 1's (min) */
copyXPMArea ((min % 10) * 7 + 5, 93, 7, 9, 50, 7);
}
/* Display battery percentage */
void ShowBatteryPercentage(int percentage)
{
int k;
copyXPMArea (76, 81, 19, 7, 7, 34); /* Show Default % */
copyXPMArea (66, 31, 49, 9, 7, 21); /* Show Default Meter */
if (percentage == 100)
{
/* If 100%, show 100% */
copyXPMArea (15, 81, 1, 7, 7, 34);
copyXPMArea ( 5, 81, 6, 7, 9, 34);
copyXPMArea ( 5, 81, 6, 7, 15, 34);
copyXPMArea (64, 81, 7, 7, 21, 34); /* Show '%' */
/* Show rainbow battery bar */
copyXPMArea (66, 52, 49, 9, 7, 21);
return;
}
/* Show 10's */
if (percentage >= 10) copyXPMArea ((percentage / 10) * 6 + 4, 81, 6, 7, 9, 34);
/* Show 1's */
copyXPMArea ((percentage % 10) * 6 + 4, 81, 6, 7, 15, 34);
/* Show '%' */
copyXPMArea (64, 81, 7, 7, 21, 34);
/* Show Meter */
k = percentage * 49 / 100;
/* Show rainbow battery bar */
copyXPMArea (66, 52, k, 9, 7, 21);
if (k % 2) copyXPMArea (66 + k - 1, 52, 1, 9, 7 + k - 1, 21);
else copyXPMArea (66 + k, 52, 1, 9, 7 + k, 21);
}
/* Show message about usage */
void message(void)
{
printf("\nwmpower is a tool for checking and setting power management status for");
printf("\nlaptop computers. Right now is supports both APM and APCI enabled");
printf("\nkernels, plus special support for Toshiba and Compal hardware.");
printf("\n\nUsage: wmpower [options]\n");
printf("\n\nOptions:\n");
printf("\t-no-meddling\t\tDon't manage power status, just show info.\n");
printf("\t-no-full-battery\tDon't wait for 100%% battery before going back\n");
printf("\t\t\t\tto full power.\n");
printf("\t-no-cpufreq\t\tDon't scale CPU frequency according to power status.\n");
printf("\t-no-noflushd\t\tDisable use of \"noflushd\" daemon:\n");
printf("\t\t\t\tnoflushd is a tool for managing spin-down\n");
printf("\t\t\t\tof hard disks after a certain amount of time\n");
printf("\t\t\t\tsee <http://noflushd.sourceforge.net> for details.\n");
printf("\t-no-toshiba\t\tDisable direct access to toshiba hardware,\n");
printf("\t\t\t\tuse only generic ACPI/APM calls instead.\n");
printf("\t\t\t\tThis is recommended on newer toshibas.\n");
printf("\t-battery <num>\t\tMonitor your nth battery instead of first one.\n");
printf("\t-display <display>\tUse alternate display.\n");
printf("\t-geometry <geometry>\twmpower window geometry.\n");
printf("\t-l\t\t\tUse a low-color pixmap.\n");
printf("\t-L <LowLevel>\t\tDefine level at which yellow LED turns on.\n");
printf("\t-C <CriticalLevel>\tDefine level at which red LED turns on.\n");
printf("\t-B <Volume>\t\tBeep at Critical Level (-100%% to 100%%).\n");
printf("\t-w <command>\t\tWarn command to run when remaining time is low.\n");
printf("\t-W <minutes>\t\tMinutes of remaining time when to run warn command.\n");
printf("\t-u <seconds>\t\tSet wmpower polling interval.\n");
printf("\t-m <brightness>\t\tUse this LCD brightness value while running on battery power.\n");
printf("\t-M <brightness>\t\tUse this LCD brightness value while running on AC power.\n");
printf("\t-g <governor>\t\tUse this CPUFreq scaling governor while running on battery power.\n");
printf("\t-G <governor>\t\tUse this CPUFreq scaling governor while running on AC power.\n");
printf("\t-s\t\t\tMake wmpower log to syslog instead of standard error.\n");
printf("\t-h\t\t\tDisplay this help screen.\n");
printf("\nClicking on program window at run-time overrides any option,");
printf("\nthus switching between low-power and full-power modes.");
printf("\nYou can use the mouse wheel to adjust your lcd brightness.\n\n");
exit(EXIT_FAILURE);
}
/* Parse command line arguments */
void ParseCMDLine (int argc, char *argv[])
{
char *cmdline;
int i;
for (i = 1; i < argc; i++)
{
cmdline = argv[i];
if (cmdline[0] == '-')
{
switch (cmdline[1])
{
case 'b':
if (!strcmp(cmdline, "-battery"))
{
if (argc == i+1) message();
our_battery = atoi(argv[++i]);
if (our_battery < 1) message();
}
else message();
break;
case 'd':
++i;
break;
case 'C':
if (cmdline[2] != '\0') message();
if (argc == i+1) message();
CriticalLevel = atoi (argv[++i]);
break;
case 'g':
if ( !strcmp(cmdline, "-geometry"))
{
extern char *Geometry;
if ( argc == i+1 ) message();
Geometry = argv[++i];
break;
}
if (cmdline[2] != '\0') message();
cpufreq_offline_governor = argv[++i];
break;
case 'G':
if (cmdline[2] != '\0') message();
cpufreq_online_governor = argv[++i];
break;
case 'L':
if (cmdline[2] != '\0') message();
if (argc == i+1) message();
LowLevel = atoi (argv[++i]);
break;
case 'l':
if (cmdline[2] != '\0') message();
UseLowColorPixmap = 1;
break;
case 'u':
if (cmdline[2] != '\0') message();
if (argc == i+1) message();
waittime = atoi (argv[++i]);
if (waittime <= 0) message();
fprintf(stderr, "Polling time: %d second%s.\n", waittime, (waittime == 1)? "" : "s");
break;
case 'B':
if (cmdline[2] != '\0') message();
if (argc == i+1) message();
Beep = 1;
Volume = atoi (argv[++i]);
break;
case 'm':
if (cmdline[2] != '\0') message();
if (argc == i+1) message();
minBrightness = atoi (argv[++i]);
break;
case 'M':
if (cmdline[2] != '\0') message();
if (argc == i+1) message();
maxBrightness = atoi (argv[++i]);
break;
case 'w':
if (cmdline[2] != '\0') message();
if (argc == i+1) message();
strncpy(WarnCommand, argv[++i], CMDLINELEN-1);
break;
case 'W':
if (cmdline[2] != '\0') message();
if (argc == i+1) message();
WarnTime = atoi (argv[++i]);
break;
case 's':
if (cmdline[2] != '\0') message();
fprintf(stderr, "Switching to syslog logging...\n");
open_syslog_on_stderr();
break;
case 'n':
if (!strcmp(cmdline, "-no-meddling")) {no_meddling = 1; break;}
if (!strcmp(cmdline, "-no-full-battery")) {no_full_battery = 1; break;}
if (!strcmp(cmdline, "-no-noflushd")) {set_noflushd_use(0); break;}
if (!strcmp(cmdline, "-no-toshiba")) {set_toshiba_hardware_use(0); break;}
if (!strcmp(cmdline, "-no-cpufreq")) {set_cpufreq_use(0); break;}
default:
message();
}
}
else message();
}
}