/**
* Prepare for a new turn.
*/
void BattleUnit::prepareNewTurn()
{
// recover TUs
int TURecovery = _unit->getTimeUnits();
// Each fatal wound to the left or right leg reduces the soldier's TUs by 10%.
TURecovery -= (TURecovery * (_fatalWounds[BODYPART_LEFTLEG]+_fatalWounds[BODYPART_RIGHTLEG] * 10))/100;
setTimeUnits(TURecovery);
// recover energy
if (!isOut())
{
int ENRecovery = _unit->getTimeUnits() / 3;
// Each fatal wound to the body reduces the soldier's energy recovery by 10%.
ENRecovery -= (_energy * (_fatalWounds[BODYPART_TORSO] * 10))/100;
_energy += ENRecovery;
if (_energy > _unit->getStamina())
_energy = _unit->getStamina();
}
// suffer from fatal wounds
_health -= getFatalWounds();
// suffer from fire
if (_fire > 0)
{
_health -= RNG::generate(5, 10);
_fire--;
}
if (_health < 0)
_health = 0;
// recover stun 1pt/turn
if (_stunlevel > 0)
stun(-1);
if (!isOut())
{
int chance = 100 - (2 * getMorale());
if (RNG::generate(1,100) <= chance)
{
int type = RNG::generate(0,100);
_status = (type<=33?STATUS_BERSERK:STATUS_PANICKING); // 33% chance of berserk, panic can mean freeze or flee, but that is determined later
}
else
{
// succesfully avoided panic
// increase bravery experience counter
if (chance > 1)
_expBravery++;
}
}
_dontReselect = false;
}
/**
* Gets the response from the STUN server, checks it for its validity and
* then parses the answer into address and port
* \return "" if the address could be parsed or an error message
*/
std::string GetPublicAddress::parseStunResponse()
{
TransportAddress sender;
const int LEN = 2048;
char buffer[LEN];
int len = m_transaction_host->receiveRawPacket(buffer, LEN, &sender, 2000);
if(sender.getIP()!=m_stun_server_ip)
{
TransportAddress stun(m_stun_server_ip, m_stun_server_port);
Log::warn("GetPublicAddress",
"Received stun response from %s instead of %s.",
sender.toString().c_str(), stun.toString().c_str());
}
if (len<0)
return "STUN response contains no data at all";
// Convert to network string.
NetworkString datas((uint8_t*)buffer, len);
// check that the stun response is a response, contains the magic cookie
// and the transaction ID
if (datas.getUInt16() != 0x0101)
return "STUN response doesn't contain the magic cookie";
int message_size = datas.getUInt16();
if (datas.getUInt32() != m_stun_magic_cookie)
{
return "STUN response doesn't contain the magic cookie";
}
for (int i = 0; i < 12; i++)
{
if (datas.getUInt8() != m_stun_tansaction_id[i])
return "STUN response doesn't contain the transaction ID";
}
Log::debug("GetPublicAddress",
"The STUN server responded with a valid answer");
// The stun message is valid, so we parse it now:
if (message_size == 0)
return "STUN response does not contain any information.";
if (message_size < 4) // cannot even read the size
return "STUN response is too short.";
// Those are the port and the address to be detected
int pos = 20;
while (true)
{
int type = datas.getUInt16();
int size = datas.getUInt16();
if (type == 0 || type == 1)
{
assert(size == 8);
datas.getUInt8(); // skip 1 byte
assert(datas.getUInt8() == 0x01); // Family IPv4 only
uint16_t port = datas.getUInt16();
uint32_t ip = datas.getUInt32();
TransportAddress address(ip, port);
// finished parsing, we know our public transport address
Log::debug("GetPublicAddress",
"The public address has been found: %s",
address.toString().c_str());
NetworkConfig::get()->setMyAddress(address);
break;
} // type = 0 or 1
datas.skip(4 + size);
message_size -= 4 + size;
if (message_size == 0)
return "STUN response is invalid.";
if (message_size < 4) // cannot even read the size
return "STUN response is invalid.";
} // while true
return "";
} // parseStunResponse
