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IP/Top: Add Android network interface

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This commit is contained in:
Sepalani
2020-10-01 12:10:34 +04:00
parent 26302c2257
commit 20ebed51bb
7 changed files with 204 additions and 2 deletions
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1
Source/Android/app/src/main/AndroidManifest.xml
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@ -19,6 +19,7 @@
<uses-feature android:glEsVersion="0x00030000"/>
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.INTERNET"/>

126
Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/utils/NetworkHelper.java Normal file
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@ -0,0 +1,126 @@
package org.dolphinemu.dolphinemu.utils;
import android.app.Service;
import android.content.Context;
import android.net.ConnectivityManager;
import android.net.LinkAddress;
import android.net.LinkProperties;
import android.net.Network;
import android.net.RouteInfo;
import android.os.Build;
import androidx.annotation.Keep;
import androidx.annotation.RequiresApi;
import org.dolphinemu.dolphinemu.DolphinApplication;
import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.List;
public class NetworkHelper
{
private static ConnectivityManager GetConnectivityManager()
{
Context context = DolphinApplication.getAppContext();
ConnectivityManager manager =
(ConnectivityManager) context.getSystemService(Service.CONNECTIVITY_SERVICE);
if (manager == null)
Log.warning("Cannot get Network link as ConnectivityManager is null.");
return manager;
}
@RequiresApi(api = Build.VERSION_CODES.M)
private static LinkAddress GetIPv4Link()
{
ConnectivityManager manager = GetConnectivityManager();
if (manager == null)
return null;
Network active_network = manager.getActiveNetwork();
if (active_network == null)
{
Log.warning("Active network is null.");
return null;
}
LinkProperties properties = manager.getLinkProperties(active_network);
if (properties == null)
{
Log.warning("Link properties is null.");
return null;
}
for (LinkAddress link : properties.getLinkAddresses())
{
InetAddress address = link.getAddress();
if (address instanceof Inet4Address)
return link;
}
Log.warning("No IPv4 link found.");
return null;
}
private static int InetAddressToInt(InetAddress address)
{
byte[] net_addr = address.getAddress();
int result = 0;
// Convert address to little endian
for (int i = 0; i < net_addr.length; i++)
{
result |= (net_addr[i] & 0xFF) << (8 * i);
}
return result;
}
@Keep
public static int GetNetworkIpAddress()
{
if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.M)
return 0;
LinkAddress link = GetIPv4Link();
if (link == null)
return 0;
return InetAddressToInt(link.getAddress());
}
@Keep
public static int GetNetworkPrefixLength()
{
if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.M)
return 0;
LinkAddress link = GetIPv4Link();
if (link == null)
return 0;
return link.getPrefixLength();
}
@Keep
public static int GetNetworkGateway()
{
if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.M)
return 0;
ConnectivityManager manager = GetConnectivityManager();
if (manager == null)
return 0;
Network active_network = manager.getActiveNetwork();
if (active_network == null)
return 0;
LinkProperties properties = manager.getLinkProperties(active_network);
if (properties == null)
return 0;
try
{
InetAddress addr_out = InetAddress.getByName("8.8.8.8");
for (RouteInfo route : properties.getRoutes())
{
if (!route.matches(addr_out))
continue;
return InetAddressToInt(route.getGateway());
}
}
catch (UnknownHostException ignore)
{
}
Log.warning("No valid gateway found.");
return 0;
}
}