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/*
KSysGuard, the KDE System Guard
Copyright (c) 1999 - 2001 Chris Schlaeger <[email protected]>
This program is free software; you can redistribute it and/or
modify it under the terms of version 2 of the GNU General Public
License as published by the Free Software Foundation.
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.
*/
#include <fcntl.h>
#include <stdio.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include "Command.h"
#include "ksysguardd.h"
#include "i8k.h"
#ifdef HAVE_I8K_SUPPORT
static int I8kOK = 0;
static int cpuTemp, fan0Speed, fan1Speed;
#define I8KBUFSIZE 128
static char I8kBuf[ I8KBUFSIZE ];
/*
================================ public part =================================
*/
void initI8k( struct SensorModul* sm )
{
if ( updateI8k() < 0 ) {
I8kOK = -1;
return;
} else
I8kOK = 1;
registerMonitor( "dell/cputemp", "integer", printI8kCPUTemperature,
printI8kCPUTemperatureInfo, sm );
registerMonitor( "dell/fan0", "integer", printI8kFan0Speed,
printI8kFan0SpeedInfo, sm );
registerMonitor( "dell/fan1", "integer", printI8kFan1Speed,
printI8kFan1SpeedInfo, sm );
}
void exitI8k( void )
{
I8kOK = -1;
}
int updateI8k( void )
{
size_t n;
int fd;
if ( I8kOK < 0 )
return -1;
if ( ( fd = open( "/proc/i8k", O_RDONLY ) ) < 0 ) {
print_error( "Cannot open file \'/proc/i8k\'!\n"
"The kernel needs to be compiled with support\n"
"for /proc filesystem enabled!\n" );
return -1;
}
if ( ( n = read( fd, I8kBuf, I8KBUFSIZE - 1 ) ) == I8KBUFSIZE - 1 ) {
log_error( "Internal buffer too small to read \'/proc/i8k\'" );
close( fd );
return -1;
}
close( fd );
I8kBuf[ n ] = '\0';
sscanf( I8kBuf, "%*f %*s %*s %d %*d %*d %d %d %*d %*d",
&cpuTemp, &fan0Speed, &fan1Speed );
return 0;
}
void printI8kCPUTemperature( const char* cmd )
{
(void)cmd;
fprintf( CurrentClient, "%d\n", cpuTemp );
}
void printI8kCPUTemperatureInfo( const char* cmd )
{
(void)cmd;
fprintf( CurrentClient, "CPU Temperature\t0\t0\tC\n" );
}
void printI8kFan0Speed( const char* cmd )
{
(void)cmd;
fprintf( CurrentClient, "%d\n", fan0Speed );
}
void printI8kFan0SpeedInfo( const char* cmd )
{
(void)cmd;
fprintf( CurrentClient, "Left fan\t0\t0\trpm\n" );
}
void printI8kFan1Speed( const char* cmd )
{
(void)cmd;
fprintf( CurrentClient, "%d\n", fan1Speed );
}
void printI8kFan1SpeedInfo( const char* cmd )
{
(void)cmd;
fprintf( CurrentClient, "Right fan\t0\t0\trpm\n" );
}
#else /* HAVE_I8K_SUPPORT */
/* dummy version for systems that have no i8k support */
void initI8k( struct SensorModul* sm )
{
(void)sm;
}
void exitI8k( void )
{
}
int updateI8k( void )
{
return 0;
}
#endif
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