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/*
KSysGuard, the KDE System Guard
Copyright (c) 1999 - 2001 Chris Schlaeger <cs@kde.org>
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 "config-ksysguardd.h"
#include <config-workspace.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "Command.h"
#include "ccont.h"
#include "ksysguardd.h"
#include "lmsensors.h"
#ifdef HAVE_LMSENSORS
#include <sensors/sensors.h>
#ifndef SENSORS_API_VERSION
#define SENSORS_API_VERSION 0x000
#endif
#ifndef SENSORS_CHIP_NAME_BUS_PCI
#define SENSORS_CHIP_NAME_BUS_PCI -5
#endif
#ifndef SENSORS_CHIP_NAME_BUS_ISA
#define SENSORS_CHIP_NAME_BUS_ISA -1
#endif
#define BUFFER_SIZE_LMSEN 300
typedef struct
{
char* fullName;
const sensors_chip_name* scn;
#if SENSORS_API_VERSION & 0x400
const sensors_feature *sf;
const sensors_subfeature *sfd;
#else
const sensors_feature_data* sfd;
#endif
} LMSENSOR;
static CONTAINER LmSensors;
static int LmSensorsOk = -1;
static int sensorCmp( void* s1, void* s2 )
{
return strcmp( ((LMSENSOR*)s1)->fullName, ((LMSENSOR*)s2)->fullName );
}
static LMSENSOR* findMatchingSensor( const char* name )
{
INDEX idx;
LMSENSOR key;
LMSENSOR* s;
if(name == NULL || name[0] == '\0') return 0;
key.fullName = strdup( name );
int end = strlen(key.fullName)-1;
if(key.fullName[end] == '?')
key.fullName[end] = '\0';
if ( ( idx = search_ctnr( LmSensors, sensorCmp, &key ) ) < 0 ) {
free( key.fullName );
return 0;
}
free( key.fullName );
s = get_ctnr( LmSensors, idx );
return s;
}
static const char *chipName(const sensors_chip_name *chip) {
static char buffer[256];
#if SENSORS_API_VERSION & 0x400
sensors_snprintf_chip_name(buffer, sizeof(buffer), chip);
#else /* SENSORS_API_VERSION & 0x400 */
if (chip->bus == SENSORS_CHIP_NAME_BUS_ISA)
snprintf (buffer, sizeof(buffer), "%s-isa-%04x", chip->prefix, chip->addr);
else if (chip->bus == SENSORS_CHIP_NAME_BUS_PCI)
snprintf (buffer, sizeof(buffer), "%s-pci-%04x", chip->prefix, chip->addr);
else
snprintf (buffer, sizeof(buffer), "%s-i2c-%d-%02x", chip->prefix, chip->bus, chip->addr);
#endif /* SENSORS_API_VERSION & 0x400 */
return buffer;
}
#if SENSORS_API_VERSION & 0x400
void initLmSensors( struct SensorModul* sm )
{
const sensors_chip_name* scn;
int nr = 0;
if ( sensors_init( NULL ) ) {
LmSensorsOk = -1;
return;
}
LmSensors = new_ctnr();
while ( ( scn = sensors_get_detected_chips( NULL, &nr ) ) != NULL ) {
int nr1 = 0;
const sensors_feature* sf;
while ( ( sf = sensors_get_features( scn, &nr1 ) ) != 0 ) {
const sensors_subfeature *ssubf;
LMSENSOR *p;
char *s, *label;
char scnbuf[BUFFER_SIZE_LMSEN];
switch( sf->type )
{
case SENSORS_FEATURE_IN:
ssubf = sensors_get_subfeature( scn, sf,
SENSORS_SUBFEATURE_IN_INPUT );
break;
case SENSORS_FEATURE_FAN:
ssubf = sensors_get_subfeature( scn, sf,
SENSORS_SUBFEATURE_FAN_INPUT );
break;
case SENSORS_FEATURE_TEMP:
ssubf = sensors_get_subfeature( scn, sf,
SENSORS_SUBFEATURE_TEMP_INPUT );
break;
default:
ssubf = NULL;
}
if ( !ssubf )
continue;
label = sensors_get_label( scn, sf );
sensors_snprintf_chip_name(scnbuf, BUFFER_SIZE_LMSEN, scn);
p = (LMSENSOR*)malloc( sizeof( LMSENSOR ) );
p->fullName = (char*)malloc( strlen( "lmsensors/" ) +
strlen( scnbuf ) + 1 +
strlen( label ) + 1 );
snprintf( p->fullName, BUFFER_SIZE_LMSEN, "lmsensors/%s/%s", scnbuf, label );
/* Make sure that name contains only proper characters. */
for ( s = p->fullName; *s; s++ )
if ( *s == ' ' )
*s = '_';
p->scn = scn;
p->sf = sf;
p->sfd = ssubf;
/* Note a name collision should never happen with the lm_sensors-3x code,
but it does in the case of k8temp, when there are 2 identical labeled
sensors per CPU. This are really 2 distinct sensors measuring the
same thing, but fullName must be unique so we just drop the second
sensor */
if ( search_ctnr( LmSensors, sensorCmp, p ) < 0 ) {
push_ctnr( LmSensors, p );
registerMonitor( p->fullName, "float", printLmSensor, printLmSensorInfo, sm );
} else {
free( p->fullName );
free( p );
}
free( label );
}
}
bsort_ctnr( LmSensors, sensorCmp );
}
#else /* SENSORS_API_VERSION & 0x400 */
void initLmSensors( struct SensorModul* sm )
{
const sensors_chip_name* scn;
char buffer[BUFFER_SIZE_LMSEN];
int nr = 0;
FILE* input;
if ( ( input = fopen( "/etc/sensors.conf", "r" ) ) == NULL ) {
LmSensorsOk = -1;
return;
}
if ( sensors_init( input ) ) {
LmSensorsOk = -1;
fclose( input );
return;
}
fclose( input );
LmSensors = new_ctnr();
while ( ( scn = sensors_get_detected_chips( &nr ) ) != NULL ) {
int nr1, nr2;
const sensors_feature_data* sfd;
nr1 = nr2 = 0;
while ( ( sfd = sensors_get_all_features( *scn, &nr1, &nr2 ) ) != 0 ) {
if ( sfd->mapping == SENSORS_NO_MAPPING && sfd->mode & SENSORS_MODE_R /* readable feature */) {
LMSENSOR* p;
char* label=NULL;
if(sensors_get_label( *scn, sfd->number, &label ) != 0)
continue; /*error*/
else
free( label );
if(sensors_get_ignored( *scn, sfd->number) != 1 )
continue; /* 1 for not ignored, 0 for ignore, <0 for error */
double result;
if(sensors_get_feature( *scn, sfd->number, &result) != 0 )
continue; /* Make sure this feature actually works. 0 for success, <0 for fail */
p = (LMSENSOR*)malloc( sizeof( LMSENSOR ) );
snprintf( buffer, BUFFER_SIZE_LMSEN, "lmsensors/%s/%s", chipName(scn), sfd->name );
p->fullName = strndup(buffer, BUFFER_SIZE_LMSEN);
p->scn = scn;
p->sfd = sfd;
if ( search_ctnr( LmSensors, sensorCmp, p ) < 0 ) {
push_ctnr( LmSensors, p );
registerMonitor( p->fullName, "float", printLmSensor, printLmSensorInfo, sm );
} else {
free( p->fullName );
free( p );
}
}
}
}
bsort_ctnr( LmSensors, sensorCmp );
}
#endif /* SENSORS_API_VERSION & 0x400 */
void exitLmSensors( void )
{
destr_ctnr( LmSensors, free );
}
void printLmSensor( const char* cmd )
{
double value;
LMSENSOR* s;
if ( ( s = findMatchingSensor( cmd ) ) == 0 ) { /* should never happen */
output( "0\n" );
return;
}
#if SENSORS_API_VERSION & 0x400
sensors_get_value( s->scn, s->sfd->number, &value );
#else
sensors_get_feature( *(s->scn), s->sfd->number, &value );
#endif
output( "%f\n", value );
}
void printLmSensorInfo( const char* cmd )
{
LMSENSOR* s;
if ( ( s = findMatchingSensor( cmd ) ) == 0 ) { /* should never happen */
output( "0\n" );
return;
}
/* TODO: print real name here */
char *label;
#if SENSORS_API_VERSION & 0x400
label = sensors_get_label( s->scn, s->sf );
if (label == NULL) {
#else
if(sensors_get_label( *s->scn, s->sfd->number, &label ) != 0) { /*error*/
#endif
output( "0\n" );
return;
}
if( strncmp(s->sfd->name, "temp", sizeof("temp")-1) == 0)
output( "%s\t0\t0\t°C\n", label );
else if( strncmp(s->sfd->name, "fan", sizeof("fan")-1) == 0)
output( "%s\t0\t0\trpm\n", label );
else
output( "%s\t0\t0\tV\n", label ); /* For everything else, say it's in volts. */
#if SENSORS_API_VERSION & 0x400
free(label);
#endif
}
#else /* HAVE_LMSENSORS */
/* dummy version for systems that have no lmsensors support */
void initLmSensors( struct SensorModul* sm )
{
(void)sm;
}
void exitLmSensors( void )
{
}
#endif
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