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//
// Copyright (c) 2001 by Tim Ehlers ( tehlers@gwdg.de )
//
// This file may be distributed under terms of the GPL
//
//
// $Id: wirelessmeter.cc,v 1.3 2001/06/13
//
#include "wirelessmeter.h"
#include "xosview.h"
#include <fstream>
#include <stdlib.h>
#include <string.h>
//#include <strstream>
#include <sstream>
#include <ctype.h>
using namespace std;
static const char WLFILENAME[] = "/proc/net/wireless";
WirelessMeter::WirelessMeter( XOSView *parent, int ID, const char *wlID)
: FieldMeterGraph ( parent, 2, wlID, "LINK/LEVEL", 1, 1, 0 ), _number(ID) {
lastqualitystate = -1;
strcpy(devname, "0");
}
WirelessMeter::~WirelessMeter( void ){
}
void WirelessMeter::checkResources( void ){
FieldMeterGraph::checkResources();
poorqualcol_ = parent_->allocColor(parent_->getResource( "PoorQualityColor" ));
fairqualcol_ = parent_->allocColor(parent_->getResource( "FairQualityColor" ));
goodqualcol_ = parent_->allocColor(parent_->getResource( "GoodQualityColor" ));
setfieldcolor( 1, parent_->getResource( "wirelessUsedColor" ) );
priority_ = atoi (parent_->getResource( "wirelessPriority" ) );
dodecay_ = parent_->isResourceTrue( "wirelessDecay" );
SetUsedFormat(parent_->getResource( "wirelessUsedFormat" ) );
}
void WirelessMeter::checkevent( void ){
getpwrinfo();
drawfields();
}
void WirelessMeter::getpwrinfo( void ){
ifstream loadinfo( WLFILENAME );
if ( !loadinfo ){
cerr <<"Can not open file : " <<WLFILENAME <<endl;
parent_->done(1);
return;
}
char buff[256];
for (int i = 1 ; i < 2 ; i++)
loadinfo.getline(buff, 256);
int linkq = 0;
if (strncmp(devname, "0", 1)) {
while (!loadinfo.eof()){
loadinfo.getline(buff, 256);
if (!loadinfo.eof()){
loadinfo >> buff;
if (!strncmp(buff, devname, strlen(devname))) {
loadinfo >> buff >> linkq; }
} } }
if (!strncmp(devname, "0", 1)) {
for (int i = 0 ; i < _number; ) {
loadinfo.getline(buff, 256);
loadinfo >> devname >> buff >> linkq;
if (!loadinfo.eof()){
if ( linkq != 0 ) i++; }
if ( loadinfo.eof() ) break; }
}
fields_[0] = linkq;
if ( fields_[0] < 7 ) qualitystate = 0;
if ( fields_[0] >= 7 ) qualitystate = 1;
if ( fields_[0] >= 15 ) qualitystate = 2;
if ( qualitystate != lastqualitystate ){
if ( qualitystate == 0 ) setfieldcolor( 0, poorqualcol_ );
if ( qualitystate == 1 ) setfieldcolor( 0, fairqualcol_ );
if ( qualitystate == 2 ) setfieldcolor( 0, goodqualcol_ );
drawlegend();
lastqualitystate = qualitystate;
}
if ( fields_[0] >= 250 ) { fields_[0] = 0; qualitystate = 0; }
total_ = 240;
if ( fields_[0] < 210)
total_ = 210;
if ( fields_[0] < 180)
total_ = 180;
if ( fields_[0] < 150)
total_ = 150;
if ( fields_[0] < 120)
total_ = 120;
if ( fields_[0] < 90)
total_ = 90;
if ( fields_[0] < 60)
total_ = 60;
if ( fields_[0] < 30)
total_ = 30;
fields_[1] = fields_[0];
setUsed (fields_[0], total_);
}
int WirelessMeter::countdevices(void){
ifstream stats( WLFILENAME );
if ( !stats ){
cerr <<"Can not open file : " <<WLFILENAME <<endl;
exit( 1 );
}
char buf[1024];
for (int i = 1 ; i < 2 ; i++)
stats.getline(buf, 1024);
int wirelessCount = 0;
int linkq = 0;
while (!stats.eof()){
stats.getline(buf, 1024);
stats >> buf >> buf >> linkq;
if (!stats.eof()){
if ( linkq != 0 )
wirelessCount++;
}}
return wirelessCount;
}
const char *WirelessMeter::wirelessStr(int num){
static char buffer[32];
std::ostringstream str;
str << "WLAN";
if (num != 1)
str << (num);
str << std::ends;
strncpy(buffer, str.str().c_str(), 32);
buffer[31] = '\0';
return buffer;
}
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