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151 lines
3.2 KiB
151 lines
3.2 KiB
/*
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KSysGuard, the KDE System Guard
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Copyright (c) 1999 - 2001 Chris Schlaeger <cs@kde.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of version 2 of the GNU General Public
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License as published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <fcntl.h>
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#include <stdio.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include "Command.h"
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#include "ksysguardd.h"
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#include "i8k.h"
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#ifdef HAVE_I8K_SUPPORT
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static int I8kOK = 0;
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static int cpuTemp, fan0Speed, fan1Speed;
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#define I8KBUFSIZE 128
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static char I8kBuf[ I8KBUFSIZE ];
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/*
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================================ public part =================================
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*/
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void initI8k( struct SensorModul* sm )
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{
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if ( updateI8k() < 0 ) {
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I8kOK = -1;
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return;
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} else
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I8kOK = 1;
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registerMonitor( "dell/cputemp", "integer", printI8kCPUTemperature,
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printI8kCPUTemperatureInfo, sm );
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registerMonitor( "dell/fan0", "integer", printI8kFan0Speed,
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printI8kFan0SpeedInfo, sm );
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registerMonitor( "dell/fan1", "integer", printI8kFan1Speed,
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printI8kFan1SpeedInfo, sm );
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}
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void exitI8k( void )
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{
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I8kOK = -1;
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}
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int updateI8k( void )
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{
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size_t n;
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int fd;
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if ( I8kOK < 0 )
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return -1;
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if ( ( fd = open( "/proc/i8k", O_RDONLY ) ) < 0 ) {
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print_error( "Cannot open file \'/proc/i8k\'!\n"
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"The kernel needs to be compiled with support\n"
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"for /proc filesystem enabled!\n" );
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return -1;
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}
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if ( ( n = read( fd, I8kBuf, I8KBUFSIZE - 1 ) ) == I8KBUFSIZE - 1 ) {
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log_error( "Internal buffer too small to read \'/proc/i8k\'" );
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close( fd );
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return -1;
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}
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close( fd );
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I8kBuf[ n ] = '\0';
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sscanf( I8kBuf, "%*f %*s %*s %d %*d %*d %d %d %*d %*d",
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&cpuTemp, &fan0Speed, &fan1Speed );
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return 0;
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}
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void printI8kCPUTemperature( const char* cmd )
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{
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(void)cmd;
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fprintf( CurrentClient, "%d\n", cpuTemp );
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}
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void printI8kCPUTemperatureInfo( const char* cmd )
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{
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(void)cmd;
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fprintf( CurrentClient, "CPU Temperature\t0\t0\tC\n" );
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}
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void printI8kFan0Speed( const char* cmd )
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{
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(void)cmd;
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fprintf( CurrentClient, "%d\n", fan0Speed );
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}
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void printI8kFan0SpeedInfo( const char* cmd )
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{
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(void)cmd;
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fprintf( CurrentClient, "Left fan\t0\t0\trpm\n" );
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}
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void printI8kFan1Speed( const char* cmd )
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{
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(void)cmd;
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fprintf( CurrentClient, "%d\n", fan1Speed );
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}
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void printI8kFan1SpeedInfo( const char* cmd )
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{
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(void)cmd;
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fprintf( CurrentClient, "Right fan\t0\t0\trpm\n" );
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}
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#else /* HAVE_I8K_SUPPORT */
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/* dummy version for systems that have no i8k support */
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void initI8k( struct SensorModul* sm )
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{
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(void)sm;
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}
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void exitI8k( void )
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{
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}
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int updateI8k( void )
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{
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return 0;
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}
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#endif
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