如果IP已经是设置的IP，则跳过

app/src/main/cpp/PhoneDevice.cpp

@@ -4511,7 +4511,23 @@ void CPhoneDevice::SetStaticIp()
 {
     if (m_network != NULL)
     {
-        SetStaticIp(m_network->iface, m_network->ip, m_network->netmask, m_network->gateway);
+        unsigned int ip = 0;
+        unsigned int netMask = 0;
+        unsigned int gateway = 0;
+        std::string ipStr = m_network->ip;
+        if (GetNetInfo("eth0", ip, netMask, gateway))
+        {
+            // const
+            sockaddr_in addrIn = { AF_INET, 0, ip};
+            char buf[32] = { 0 };
+            inet_ntop(AF_INET, &addrIn.sin_addr, buf, sizeof(buf));//其中recvAddr为SOCKADDR_IN类型
+            if (strcmp(ipStr.c_str(), buf) == 0)
+            {
+                ipStr = "0.0.0.0";
+            }
+        }
+
+        SetStaticIp(m_network->iface, ipStr, m_network->netmask, m_network->gateway);
         XYLOG(XYLOG_SEVERITY_INFO, "Set Static IP on %s: %s", m_network->iface.c_str(),
               m_network->ip.c_str());
     }