/**
* The client is requesting an offer.
*
* @returns true.
*
* @param pDhcpMsg The message.
* @param cb The message size.
*/
bool NetworkManager::handleDhcpReqRequest(PCRTNETBOOTP pDhcpMsg, size_t cb)
{
ConfigurationManager *confManager = ConfigurationManager::getConfigurationManager();
/* 1. find client */
Client client = confManager->getClientByDhcpPacket(pDhcpMsg, cb);
/* 2. find bound lease */
Lease l = client.lease();
if (l != Lease::NullLease)
{
if (l.isExpired())
{
/* send client to INIT state */
Client c(client);
nak(client, pDhcpMsg->bp_xid);
confManager->expireLease4Client(c);
return true;
}
else {
/* XXX: Validate request */
RawOption opt;
RT_ZERO(opt);
Client c(client);
int rc = confManager->commitLease4Client(c);
AssertRCReturn(rc, false);
rc = ConfigurationManager::extractRequestList(pDhcpMsg, cb, opt);
AssertRCReturn(rc, false);
ack(client, pDhcpMsg->bp_xid, opt.au8RawOpt, opt.cbRawOpt);
}
}
else
{
nak(client, pDhcpMsg->bp_xid);
}
return true;
}
