bool PortMapper::addPortMapping(Device& igd, PortMapping& pm)
{
bool rval = false;
// get wan IP connection service from device
ControlPoint cp;
Service wipcs = cp.getWanIpConnectionService(igd);
if(!wipcs.isNull())
{
// add port mapping
rval = cp.addPortMapping(pm, wipcs);
}
return rval;
}
int PortMapper::discoverGateways(uint32_t timeout)
{
int rval = -1;
mCacheLock.lockExclusive();
{
// clear cache
mGatewayCache->clear();
// search for 1 internet gateway device
DeviceDiscoverer dd;
rval = dd.discover(mGatewayCache, UPNP_DEVICE_TYPE_IGD, timeout, 1);
if(rval)
{
// default to error case
rval = -1;
// get device description
Device igd = mGatewayCache.first();
ControlPoint cp;
if(cp.getDeviceDescription(igd))
{
// get wan IP connection service from device
Service wipcs = cp.getWanIpConnectionService(igd);
if(!wipcs.isNull())
{
// get service description
if(cp.getServiceDescription(wipcs))
{
// useful device found
rval = 1;
}
}
}
}
}
mCacheLock.unlockExclusive();
return rval;
}
bool PortMapper::removePortMapping(Device& igd, PortMapping& pm, bool ignoreDne)
{
bool rval = false;
// get wan IP connection service from device
ControlPoint cp;
Service wipcs = cp.getWanIpConnectionService(igd);
if(!wipcs.isNull())
{
// remove port mapping
bool dne = false;
rval = cp.removePortMapping(pm, wipcs, &dne);
// ignore does not exist errors if requested
if(!rval && ignoreDne && dne)
{
Exception::clear();
rval = true;
}
}
return rval;
}
