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/************************************************************************
* This file is part of trayfreq-archlinux. *
* *
* trayfreq-archlinux 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 3 of the *
* License, or (at your option) any later version. *
* *
* trayfreq-archlinux 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 trayfreq-archlinux. If not, see *
* <http://www.gnu.org/licenses/>. *
************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <libintl.h>
#include <locale.h>
#include "../strings.h"
#include "../freq_tray/getfreq.h"
#include "../freq_tray/getcore.h"
char file_path[100];
void prepare_path(const char* file, const char* core)
{
// Sanatise core to make sure there's not monkey business going on -- it's only an integer
int core_i = atoi(core);
sprintf(file_path, "/sys/devices/system/cpu/cpu%d/cpufreq/%s", core_i, file);
}
void file_open_error()
{
printf( _("FAILED: Couldn't open %s for writing\n") , file_path);
}
void set_freq_max(const char* freq, const char* core)
{
prepare_path("scaling_max_freq",core);
FILE* fd = fopen(file_path, "w");
if (fd)
{
fprintf(fd, freq);
fclose(fd);
} else {
file_open_error();
}
}
void set_freq_min(char* freq, char* core)
{
prepare_path("scaling_min_freq",core);
FILE* fd = fopen(file_path, "w");
if (fd)
{
fprintf(fd, freq);
fclose(fd);
} else {
file_open_error();
}
}
static void set_speed(char* freq, char* core)
{
prepare_path("scaling_setspeed",core);
FILE* fd = fopen(file_path, "w");
if (fd)
{
fprintf(fd, freq);
fclose(fd);
} else {
file_open_error();
}
}
void set_gov(char* gov, char* core)
{
prepare_path("scaling_governor",core);
FILE* fd = fopen(file_path, "w");
if (fd)
{
fprintf(fd, gov);
fclose(fd);
} else {
file_open_error();
}
}
void set_freq(char* freq, char* core)
{
set_gov("userspace", core);
set_speed(freq, core);
}
int main(int argc, char *argv[])
{
setlocale(LC_ALL,"");
bindtextdomain("trayfreq","/usr/share/locale");
textdomain("trayfreq");
gc_init();
gf_init();
if(!argv[1])
{
printf( _("Use -g to set the governor or -f to set the frequency\n") );
} else if(strcmp(argv[1], "-g") == 0) {
if(!argv[2])
printf( _("Pass the governor with -g\n") );
else
{
if(!argv[3])
printf( _("Pass the core with -c\n") );
else if(strcmp(argv[3], "-c") == 0)
{
if(!argv[4])
printf( _("Pass the core with -c\n") );
else
set_gov(argv[2], argv[4]);
} else
printf( _("Pass the core with -c\n") );
}
} else if(strcmp(argv[1], "-f") == 0) {
if(!argv[2])
{
printf( _("Pass the frequency with -f\n") );
} else {
if(!argv[3])
{
printf( _("Pass the core with -c\n") );
} else if(strcmp(argv[3], "-c") == 0)
{
if(!argv[4])
printf( _("Pass the core with -c\n") );
else
set_freq(argv[2], argv[4]);
} else {
printf( _("Pass the core with -c\n") );
}
}
} else {
printf( _("Use -g to set the governor or -f to set the frequency\n") );
}
return 0;
}
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