diff options
Diffstat (limited to 'main/src/main/java/de/blinkt/openvpn/core/NetworkUtils.java')
| -rw-r--r-- | main/src/main/java/de/blinkt/openvpn/core/NetworkUtils.java | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/main/src/main/java/de/blinkt/openvpn/core/NetworkUtils.java b/main/src/main/java/de/blinkt/openvpn/core/NetworkUtils.java index 40449118..814aba92 100644 --- a/main/src/main/java/de/blinkt/openvpn/core/NetworkUtils.java +++ b/main/src/main/java/de/blinkt/openvpn/core/NetworkUtils.java @@ -5,9 +5,11 @@ package de.blinkt.openvpn.core; +import android.annotation.SuppressLint; import android.content.Context; import android.net.*; import android.os.Build; +import android.provider.Settings; import android.text.TextUtils; import java.net.Inet4Address; @@ -72,4 +74,26 @@ public class NetworkUtils { return nets; } + @SuppressLint("HardwareIds") + public static String getFakeMacAddrFromSAAID(Context c) { + char[] HEX_ARRAY = "0123456789ABCDEF".toCharArray(); + + String saaid = Settings.Secure.getString(c.getContentResolver(), + Settings.Secure.ANDROID_ID); + + StringBuilder ret = new StringBuilder(); + if (saaid.length() >= 6) { + byte[] sb = saaid.getBytes(); + for (int b = 0; b <= 6; b++) { + if (b != 0) + ret.append(":"); + int v = sb[b] & 0xFF; + ret.append(HEX_ARRAY[v >>> 4]); + ret.append(HEX_ARRAY[v & 0x0F]); + } + } + return ret.toString(); + } + + }
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