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#include <errno.h>
#include <signal.h>
#include <qpe/config.h>
#include "modem.h"
#include "pppconfig.h"
#include "pppmodule.h"
#include "pppdata.h"
#include "interfaceinformationppp.h"
#include "interfaceppp.h"
// don't polute global namespace
namespace {
/*
* If network settings is qutting and we've ppp
* devices open we need to save the pid_t the PPData
* and the interface number
*/
struct Connection {
pid_t pid;
QString device;
QString name;
};
class InterfaceKeeper {
public:
InterfaceKeeper();
~InterfaceKeeper();
void addInterface( pid_t, const QString& pppDev, const QString& name );
QMap<QString, Connection> interfaces()const; // will check if still available
private:
bool isAvailable( pid_t )const;
QMap<QString, Connection> m_interfaces;
};
}
/**
* Constructor, find all of the possible interfaces
* We also need to restore the state.. it could be that
* an interface was up while closing the application
* we need to be able to shut it down...
*/
PPPModule::PPPModule() : Module()
{
InterfaceKeeper inFace;
QMap<QString,Connection> running = inFace.interfaces();
QStringList handledInterfaceNames;
QMap<QString,QString> ifaces = PPPData::getConfiguredInterfaces();
QMap<QString,QString>::Iterator it;
InterfacePPP *iface;
qDebug("getting interfaces");
for( it = ifaces.begin(); it != ifaces.end(); ++it ){
qDebug("ifaces %s %s", it.key().latin1(), it.data().latin1() );
iface = new InterfacePPP( 0, it.key() );
iface->setHardwareName( it.data() );
list.append( (Interface*)iface );
// check if (*it) is one of the running ifaces
if ( running.contains( it.data() ) ) {
qDebug("iface is running %s", it.key().latin1() );
handledInterfaceNames << running[it.data()].device;
iface->setStatus( true );
iface->setPPPDpid( running[it.data()].pid );
iface->modem()->setPPPDevice( running[it.data()].device );
iface->refresh();
}
}
setHandledInterfaceNames( handledInterfaceNames );
}
/**
* Delete any interfaces that we own.
*/
PPPModule::~PPPModule(){
qDebug("PPPModule::~PPPModule() " );
QMap<QString,QString> ifaces;
InterfaceKeeper keeper;
Interface *i;
for ( i=list.first(); i != 0; i=list.next() ){
/* if online save the state */
if ( i->getStatus() ) {
qDebug("Iface %s is still up", i->getHardwareName().latin1() );
InterfacePPP* ppp = static_cast<InterfacePPP*>(i);
keeper.addInterface( ppp->pppPID(), ppp->pppDev(), ppp->getHardwareName() );
}
ifaces.insert( i->getInterfaceName(), i->getHardwareName() );
delete i;
}
PPPData::setConfiguredInterfaces( ifaces );
}
/**
* Change the current profile
*/
void PPPModule::setProfile(const QString &newProfile){
profile = newProfile;
}
/**
* get the icon name for this device.
* @param Interface* can be used in determining the icon.
* @return QString the icon name (minus .png, .gif etc)
*/
QString PPPModule::getPixmapName(Interface* ){
return "ppp";
}
/**
* Check to see if the interface i is owned by this module.
* @param Interface* interface to check against
* @return bool true if i is owned by this module, false otherwise.
*/
bool PPPModule::isOwner(Interface *i){
return list.find( i ) != -1;
}
/**
* Create, and return the WLANConfigure Module
* @return QWidget* pointer to this modules configure.
*/
QWidget *PPPModule::configure(Interface *i){
qDebug("return ModemWidget");
PPPConfigWidget *pppconfig = new PPPConfigWidget( (InterfacePPP*)i,
0, "PPPConfig", false,
Qt::WDestructiveClose | Qt::WStyle_ContextHelp);
return pppconfig;
}
/**
* Create, and return the Information Module
* @return QWidget* pointer to this modules info.
*/
QWidget *PPPModule::information(Interface *i){
// We don't have any advanced pppd information widget yet :-D
// TODO ^
return new InterfaceInformationPPP( 0, "InterfaceInformationPPP", i );
}
/**
* Get all active (up or down) interfaces
* @return QList<Interface> A list of interfaces that exsist that havn't
* been called by isOwner()
*/
QList<Interface> PPPModule::getInterfaces(){
// List all of the files in the peer directory
qDebug("PPPModule::getInterfaces");
return list;
}
/**
* Attempt to add a new interface as defined by name
* @param name the name of the type of interface that should be created given
* by possibleNewInterfaces();
* @return Interface* NULL if it was unable to be created.
*/
Interface *PPPModule::addNewInterface(const QString &newInterface){
InterfacePPP *ifaceppp;
Interface *iface;
ifaceppp = new InterfacePPP();
PPPConfigWidget imp(ifaceppp, 0, "PPPConfigImp", true);
imp.showMaximized();
if(imp.exec() == QDialog::Accepted ){
iface = (InterfacePPP*) ifaceppp;
iface->setModuleOwner( this );
list.append( iface );
return iface;
}else {
delete ifaceppp;
iface = NULL;
}
return iface;
}
/**
* Attempts to remove the interface, doesn't delete i
* @return bool true if successful, false otherwise.
*/
bool PPPModule::remove(Interface *i){
return list.remove(i);
}
void PPPModule::possibleNewInterfaces(QMap<QString, QString> &newIfaces)
{
newIfaces.insert(QObject::tr("PPP") ,
QObject::tr("generic ppp device"));
}
namespace {
InterfaceKeeper::InterfaceKeeper( ) {
}
InterfaceKeeper::~InterfaceKeeper() {
Config cfg("ppp_plugin_keeper");
QStringList lst = cfg.groupList();
for (QStringList::Iterator it = lst.begin(); it != lst.end(); ++it ) {
Connection con;
cfg.setGroup( (*it) );
cfg.clearGroup();
}
for (QMap<QString, Connection>::Iterator it = m_interfaces.begin(); it != m_interfaces.end(); ++it ) {
Connection con = it.data();
cfg.setGroup( con.name );
cfg.writeEntry( "pid", con.pid );
cfg.writeEntry( "device", con.device );
}
}
void InterfaceKeeper::addInterface(pid_t pid, const QString& dev, const QString& name ) {
Connection con;
con.pid = pid;
con.device = dev;
con.name = name;
m_interfaces.insert( name, con );
}
QMap<QString, Connection> InterfaceKeeper::interfaces()const {
Config cfg("ppp_plugin_keeper");
QMap<QString, Connection> ifaces;
QStringList lst = cfg.groupList();
for (QStringList::Iterator it = lst.begin(); it != lst.end(); ++it ) {
Connection con;
cfg.setGroup( (*it) );
con.name = (*it);
con.pid = cfg.readNumEntry("pid");
con.device = cfg.readEntry("device");
qDebug(" %s %s %d", con.name.latin1(), con.device.latin1(), con.pid );
if ( con.pid != -1 && isAvailable( con.pid ) )
ifaces.insert( con.name, con );
}
return ifaces;
}
bool InterfaceKeeper::isAvailable( pid_t p)const {
if (::kill(p, 0 ) == 0 || errno != ESRCH ) {
qDebug("isAvailable %d", p);
return true;
}
qDebug("notAvailable %d", p);
return false;
}
}
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