// NAT-T server IP address acquisition thread
void NatT_GetIpThread(THREAD *thread, void *param)
{
UDP_ACCEL *a;
char hostname[MAX_SIZE];
static IP dummy_ip = {0};
UINT num_retry = 0;
// Validate arguments
if (thread == NULL || param == NULL)
{
return;
}
a = (UDP_ACCEL *)param;
if (IsZeroIP(&dummy_ip))
{
SetIP(&dummy_ip, 11, Rand8(), Rand8(), Rand8());
}
RUDPGetRegisterHostNameByIP(hostname, sizeof(hostname), &dummy_ip);
while (a->NatT_Halt == false)
{
IP ip;
UINT wait_time = UDP_NAT_T_GET_IP_INTERVAL;
// Get the IP address
bool ret = GetIP4Ex(&ip, hostname, 0, &a->NatT_Halt);
if (ret && (IsZeroIp(&ip) == false))
{
char tmp[128];
// Success to get
Lock(a->NatT_Lock);
{
Copy(&a->NatT_IP, &ip, sizeof(IP));
}
Unlock(a->NatT_Lock);
IPToStr(tmp, sizeof(tmp), &ip);
Debug("NAT-T IP Address Resolved: %s = %s\n", hostname, tmp);
a->NatT_IP_Changed = true;
break;
}
// Fail to get
num_retry++;
wait_time = (UINT)(MIN((UINT64)UDP_NAT_T_GET_IP_INTERVAL * (UINT64)num_retry, (UINT64)UDP_NAT_T_GET_IP_INTERVAL_MAX));
Wait(a->NatT_HaltEvent, wait_time);
}
}
// NAT-T server IP address acquisition thread
void NatT_GetIpThread(THREAD *thread, void *param)
{
UDP_ACCEL *a;
char hostname[MAX_SIZE];
// Validate arguments
if (thread == NULL || param == NULL)
{
return;
}
a = (UDP_ACCEL *)param;
RUDPGetRegisterHostNameByIP(hostname, sizeof(hostname), NULL);
while (a->NatT_Halt == false)
{
IP ip;
// Get the IP address
bool ret = GetIP4Ex(&ip, hostname, 0, &a->NatT_Halt);
if (ret && (IsZeroIp(&ip) == false))
{
char tmp[128];
// Success to get
Lock(a->NatT_Lock);
{
Copy(&a->NatT_IP, &ip, sizeof(IP));
}
Unlock(a->NatT_Lock);
IPToStr(tmp, sizeof(tmp), &ip);
Debug("NAT-T IP Address Resolved: %s = %s\n", hostname, tmp);
a->NatT_IP_Changed = true;
break;
}
// Fail to get
Wait(a->NatT_HaltEvent, UDP_NAT_T_GET_IP_INTERVAL);
}
}
