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//
// Copyright (c) 2009 by Tomi Tapper <tomi.o.tapper@jyu.fi>
//
// File based on lmstemp.* by
// Copyright (c) 2000, 2006 by Leopold Toetsch <lt@toetsch.at>
//
// This file may be distributed under terms of the GPL
//
//
//
#include "acpitemp.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <fstream>
#include <iostream>
#include <string>
static const char PROC_ACPI_TZ[] = "/proc/acpi/thermal_zone";
static const char SYS_ACPI_TZ[] = "/sys/devices/virtual/thermal";
ACPITemp::ACPITemp( XOSView *parent, const char *tempfile, const char *highfile, const char *label, const char *caption )
: FieldMeter( parent, 3, label, caption, 1, 1, 0 ) {
metric_ = true;
if (!checkacpi(tempfile, highfile)) {
std::cerr << "Can not find file : ";
if (tempfile[0] == '/' && highfile[0] == '/')
std::cerr << tempfile << " or " << highfile;
else if (tempfile[0] == '/')
std::cerr << tempfile << ", or " << highfile << " under " << PROC_ACPI_TZ << " or " << SYS_ACPI_TZ;
else if (highfile[0] == '/')
std::cerr << tempfile << " under " << PROC_ACPI_TZ << " or " << SYS_ACPI_TZ << ", or " << highfile;
else
std::cerr << tempfile << " or " << highfile << " under " << PROC_ACPI_TZ << " or " << SYS_ACPI_TZ;
std::cerr << "." << std::endl;
parent_->done(1);
}
_high = 0;
}
ACPITemp::~ACPITemp( void ) {
}
int ACPITemp::checkacpi( const char *tempfile, const char *highfile ) {
struct stat buf;
char temp[PATH_SIZE], high[PATH_SIZE];
bool temp_found = false, high_found = false;
if (tempfile[0] == '/') {
if ( stat(tempfile, &buf) == 0 && S_ISREG(buf.st_mode) )
temp_found = true;
else
return false;
}
if (highfile[0] == '/') {
if ( stat(highfile, &buf) == 0 && S_ISREG(buf.st_mode) )
high_found = true;
else
return false;
}
if (temp_found && high_found) {
snprintf(_tempfile, PATH_SIZE, "%s", tempfile);
snprintf(_highfile, PATH_SIZE, "%s", highfile);
return true;
}
snprintf(temp, PATH_SIZE, "%s/%s", SYS_ACPI_TZ, tempfile);
snprintf(high, PATH_SIZE, "%s/%s", SYS_ACPI_TZ, highfile);
if ( (stat(temp, &buf) == 0 && S_ISREG(buf.st_mode)) &&
(stat(high, &buf) == 0 && S_ISREG(buf.st_mode)) ) {
strncpy(_tempfile, temp, PATH_SIZE);
strncpy(_highfile, high, PATH_SIZE);
_usesysfs = true;
return true;
}
_usesysfs = false;
snprintf(temp, PATH_SIZE, "%s/%s", PROC_ACPI_TZ, tempfile);
snprintf(high, PATH_SIZE, "%s/%s", PROC_ACPI_TZ, highfile);
if ( (stat(temp, &buf) == 0 && S_ISREG(buf.st_mode)) &&
(stat(high, &buf) == 0 && S_ISREG(buf.st_mode)) ) {
strncpy(_tempfile, temp, PATH_SIZE);
strncpy(_highfile, high, PATH_SIZE);
return true;
}
return false;
}
void ACPITemp::checkResources( void ) {
FieldMeter::checkResources();
_actcolor = parent_->allocColor( parent_->getResource( "acpitempActColor" ) );
_highcolor = parent_->allocColor( parent_->getResource( "acpitempHighColor" ) );
setfieldcolor( 0, _actcolor );
setfieldcolor( 1, parent_->getResource( "acpitempIdleColor" ) );
setfieldcolor( 2, _highcolor );
total_ = atoi( parent_->getResourceOrUseDefault( "acpitempHighest", "100" ) );
priority_ = atoi( parent_->getResource( "acpitempPriority" ) );
SetUsedFormat( parent_->getResource( "acpitempUsedFormat" ) );
}
void ACPITemp::checkevent( void ) {
getacpitemp();
drawfields();
}
void ACPITemp::getacpitemp( void ) {
std::ifstream temp_file(_tempfile);
std::ifstream high_file(_highfile);
if (!temp_file) {
std::cerr << "Can not open file : " << _tempfile << std::endl;
parent_->done(1);
return;
}
if (!high_file) {
std::cerr << "Can not open file : " << _highfile << std::endl;
parent_->done(1);
return;
}
float high;
std::string dummy;
bool do_legend = false;
if (_usesysfs) {
high_file >> high;
high /= 1000.0;
temp_file >> fields_[0];
fields_[0] /= 1000.0;
}
else {
high_file >> dummy >> dummy >> high;
temp_file >> dummy >> fields_[0];
}
if (high > total_ || high != _high) {
char l[16];
if (high > total_)
total_ = 10 * (int)((high * 1.25) / 10);
_high = high;
snprintf(l, 16, "ACT(\260C)/%d/%d", (int)high, (int)total_);
legend(l);
do_legend = true;
}
setUsed( fields_[0], total_ );
if (fields_[0] < 0)
fields_[0] = 0.0;
fields_[1] = high - fields_[0];
if (fields_[1] < 0) { // alarm: T > high
fields_[1] = 0;
if (colors_[0] != _highcolor) {
setfieldcolor( 0, _highcolor );
do_legend = true;
}
}
else {
if (colors_[0] != _actcolor) {
setfieldcolor( 0, _actcolor );
do_legend = true;
}
}
fields_[2] = total_ - fields_[1] - fields_[0];
if (fields_[2] < 0)
fields_[2] = 0;
if (do_legend)
drawlegend();
}
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