Examples with LinkAddress android.net.LinkAddress used on opensource projects

Example 76 with LinkAddress

use of android.net.LinkAddress in project android_frameworks_base by ResurrectionRemix.

the class ApfTest method testApfFilterMulticast.

@LargeTest
public void testApfFilterMulticast() throws Exception {
    final byte[] unicastIpv4Addr = { (byte) 192, 0, 2, 63 };
    final byte[] broadcastIpv4Addr = { (byte) 192, 0, 2, (byte) 255 };
    final byte[] multicastIpv4Addr = { (byte) 224, 0, 0, 1 };
    final byte[] multicastIpv6Addr = { (byte) 0xff, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, (byte) 0xfb };
    MockIpManagerCallback ipManagerCallback = new MockIpManagerCallback();
    LinkAddress link = new LinkAddress(InetAddress.getByAddress(unicastIpv4Addr), 24);
    LinkProperties lp = new LinkProperties();
    lp.addLinkAddress(link);
    ApfFilter apfFilter = new TestApfFilter(ipManagerCallback, ALLOW_MULTICAST, mLog);
    apfFilter.setLinkProperties(lp);
    byte[] program = ipManagerCallback.getApfProgram();
    // Construct IPv4 and IPv6 multicast packets.
    ByteBuffer mcastv4packet = ByteBuffer.wrap(new byte[100]);
    mcastv4packet.putShort(ETH_ETHERTYPE_OFFSET, (short) ETH_P_IP);
    put(mcastv4packet, IPV4_DEST_ADDR_OFFSET, multicastIpv4Addr);
    ByteBuffer mcastv6packet = ByteBuffer.wrap(new byte[100]);
    mcastv6packet.putShort(ETH_ETHERTYPE_OFFSET, (short) ETH_P_IPV6);
    mcastv6packet.put(IPV6_NEXT_HEADER_OFFSET, (byte) IPPROTO_UDP);
    put(mcastv6packet, IPV6_DEST_ADDR_OFFSET, multicastIpv6Addr);
    // Construct IPv4 broadcast packet.
    ByteBuffer bcastv4packet1 = ByteBuffer.wrap(new byte[100]);
    bcastv4packet1.put(ETH_BROADCAST_MAC_ADDRESS);
    bcastv4packet1.putShort(ETH_ETHERTYPE_OFFSET, (short) ETH_P_IP);
    put(bcastv4packet1, IPV4_DEST_ADDR_OFFSET, multicastIpv4Addr);
    ByteBuffer bcastv4packet2 = ByteBuffer.wrap(new byte[100]);
    bcastv4packet2.put(ETH_BROADCAST_MAC_ADDRESS);
    bcastv4packet2.putShort(ETH_ETHERTYPE_OFFSET, (short) ETH_P_IP);
    put(bcastv4packet2, IPV4_DEST_ADDR_OFFSET, IPV4_BROADCAST_ADDRESS);
    // Construct IPv4 broadcast with L2 unicast address packet (b/30231088).
    ByteBuffer bcastv4unicastl2packet = ByteBuffer.wrap(new byte[100]);
    bcastv4unicastl2packet.put(TestApfFilter.MOCK_MAC_ADDR);
    bcastv4unicastl2packet.putShort(ETH_ETHERTYPE_OFFSET, (short) ETH_P_IP);
    put(bcastv4unicastl2packet, IPV4_DEST_ADDR_OFFSET, broadcastIpv4Addr);
    // Verify initially disabled multicast filter is off
    assertPass(program, mcastv4packet.array());
    assertPass(program, mcastv6packet.array());
    assertPass(program, bcastv4packet1.array());
    assertPass(program, bcastv4packet2.array());
    assertPass(program, bcastv4unicastl2packet.array());
    // Turn on multicast filter and verify it works
    ipManagerCallback.resetApfProgramWait();
    apfFilter.setMulticastFilter(true);
    program = ipManagerCallback.getApfProgram();
    assertDrop(program, mcastv4packet.array());
    assertDrop(program, mcastv6packet.array());
    assertDrop(program, bcastv4packet1.array());
    assertDrop(program, bcastv4packet2.array());
    assertDrop(program, bcastv4unicastl2packet.array());
    // Turn off multicast filter and verify it's off
    ipManagerCallback.resetApfProgramWait();
    apfFilter.setMulticastFilter(false);
    program = ipManagerCallback.getApfProgram();
    assertPass(program, mcastv4packet.array());
    assertPass(program, mcastv6packet.array());
    assertPass(program, bcastv4packet1.array());
    assertPass(program, bcastv4packet2.array());
    assertPass(program, bcastv4unicastl2packet.array());
    // Verify it can be initialized to on
    ipManagerCallback.resetApfProgramWait();
    apfFilter.shutdown();
    apfFilter = new TestApfFilter(ipManagerCallback, DROP_MULTICAST, mLog);
    apfFilter.setLinkProperties(lp);
    program = ipManagerCallback.getApfProgram();
    assertDrop(program, mcastv4packet.array());
    assertDrop(program, mcastv6packet.array());
    assertDrop(program, bcastv4packet1.array());
    assertDrop(program, bcastv4unicastl2packet.array());
    // Verify that ICMPv6 multicast is not dropped.
    mcastv6packet.put(IPV6_NEXT_HEADER_OFFSET, (byte) IPPROTO_ICMPV6);
    assertPass(program, mcastv6packet.array());
    apfFilter.shutdown();
}

Example 77 with LinkAddress

use of android.net.LinkAddress in project android_frameworks_base by ResurrectionRemix.

the class DhcpPacketTest method checkIpAddress.

private void checkIpAddress(String expected, byte type, Inet4Address clientIp, Inet4Address yourIp, byte[] netmaskBytes) throws Exception {
    ByteBuffer packet = new TestDhcpPacket(type, clientIp, yourIp).setNetmaskBytes(netmaskBytes).build();
    DhcpPacket offerPacket = DhcpPacket.decodeFullPacket(packet, ENCAP_BOOTP);
    DhcpResults results = offerPacket.toDhcpResults();
    if (expected != null) {
        LinkAddress expectedAddress = new LinkAddress(expected);
        assertEquals(expectedAddress, results.ipAddress);
    } else {
        assertNull(results);
    }
}

Example 78 with LinkAddress

use of android.net.LinkAddress in project android_frameworks_base by ResurrectionRemix.

the class WifiConfigurationHelper method getWifiConfiguration.

/**
     * Parse a {@link JSONObject} and return the wifi configuration.
     *
     * @throws IllegalArgumentException if any mandatory fields are missing.
     */
private static WifiConfiguration getWifiConfiguration(JSONObject jsonConfig) throws JSONException {
    String ssid = jsonConfig.getString("ssid");
    String password = null;
    WifiConfiguration config;
    int securityType = getSecurityType(jsonConfig.getString("security"));
    switch(securityType) {
        case NONE:
            config = createOpenConfig(ssid);
            break;
        case WEP:
            password = jsonConfig.getString("password");
            config = createWepConfig(ssid, password);
            break;
        case PSK:
            password = jsonConfig.getString("password");
            config = createPskConfig(ssid, password);
            break;
        case EAP:
            password = jsonConfig.getString("password");
            int eapMethod = getEapMethod(jsonConfig.getString("eap"));
            Integer phase2 = null;
            if (jsonConfig.has("phase2")) {
                phase2 = getPhase2(jsonConfig.getString("phase2"));
            }
            String identity = null;
            if (jsonConfig.has("identity")) {
                identity = jsonConfig.getString("identity");
            }
            String anonymousIdentity = null;
            if (jsonConfig.has("anonymous_identity")) {
                anonymousIdentity = jsonConfig.getString("anonymous_identity");
            }
            String caCert = null;
            if (jsonConfig.has("ca_cert")) {
                caCert = (jsonConfig.getString("ca_cert"));
            }
            String clientCert = null;
            if (jsonConfig.has("client_cert")) {
                clientCert = jsonConfig.getString("client_cert");
            }
            config = createEapConfig(ssid, password, eapMethod, phase2, identity, anonymousIdentity, caCert, clientCert);
            break;
        default:
            // Should never reach here as getSecurityType will already throw an exception
            throw new IllegalArgumentException();
    }
    if (jsonConfig.has("ip")) {
        StaticIpConfiguration staticIpConfig = new StaticIpConfiguration();
        InetAddress ipAddress = getInetAddress(jsonConfig.getString("ip"));
        int prefixLength = getPrefixLength(jsonConfig.getInt("prefix_length"));
        staticIpConfig.ipAddress = new LinkAddress(ipAddress, prefixLength);
        staticIpConfig.gateway = getInetAddress(jsonConfig.getString("gateway"));
        staticIpConfig.dnsServers.add(getInetAddress(jsonConfig.getString("dns1")));
        staticIpConfig.dnsServers.add(getInetAddress(jsonConfig.getString("dns2")));
        config.setIpAssignment(IpAssignment.STATIC);
        config.setStaticIpConfiguration(staticIpConfig);
    } else {
        config.setIpAssignment(IpAssignment.DHCP);
    }
    config.setProxySettings(ProxySettings.NONE);
    return config;
}

Example 79 with LinkAddress

use of android.net.LinkAddress in project android_frameworks_base by ResurrectionRemix.

the class StaticIpConfigurationTest method testHashCodeAndEquals.

@SmallTest
public void testHashCodeAndEquals() {
    HashSet<Integer> hashCodes = new HashSet();
    hashCodes.add(0);
    StaticIpConfiguration s = new StaticIpConfiguration();
    // Check that this hash code is nonzero and different from all the ones seen so far.
    assertTrue(hashCodes.add(s.hashCode()));
    s.ipAddress = ADDR;
    assertTrue(hashCodes.add(s.hashCode()));
    s.gateway = GATEWAY;
    assertTrue(hashCodes.add(s.hashCode()));
    s.dnsServers.add(DNS1);
    assertTrue(hashCodes.add(s.hashCode()));
    s.dnsServers.add(DNS2);
    assertTrue(hashCodes.add(s.hashCode()));
    s.dnsServers.add(DNS3);
    assertTrue(hashCodes.add(s.hashCode()));
    s.domains = "example.com";
    assertTrue(hashCodes.add(s.hashCode()));
    assertFalse(s.equals(null));
    assertEquals(s, s);
    StaticIpConfiguration s2 = new StaticIpConfiguration(s);
    assertEquals(s, s2);
    s.ipAddress = new LinkAddress(DNS1, 32);
    assertNotEquals(s, s2);
    s2 = new StaticIpConfiguration(s);
    s.domains = "foo";
    assertNotEquals(s, s2);
    s2 = new StaticIpConfiguration(s);
    s.gateway = DNS2;
    assertNotEquals(s, s2);
    s2 = new StaticIpConfiguration(s);
    s.dnsServers.add(DNS3);
    assertNotEquals(s, s2);
}

Example 80 with LinkAddress

use of android.net.LinkAddress in project android_frameworks_base by ResurrectionRemix.

the class LockdownVpnTracker method clearSourceRulesLocked.

private void clearSourceRulesLocked() {
    try {
        if (mAcceptedIface != null) {
            mNetService.setFirewallInterfaceRule(mAcceptedIface, false);
            mAcceptedIface = null;
        }
        if (mAcceptedSourceAddr != null) {
            for (LinkAddress addr : mAcceptedSourceAddr) {
                setFirewallEgressSourceRule(addr, false);
            }
            mNetService.setFirewallUidRule(FIREWALL_CHAIN_NONE, ROOT_UID, FIREWALL_RULE_DEFAULT);
            mNetService.setFirewallUidRule(FIREWALL_CHAIN_NONE, Os.getuid(), FIREWALL_RULE_DEFAULT);
            mAcceptedSourceAddr = null;
        }
    } catch (RemoteException e) {
        throw new RuntimeException("Problem setting firewall rules", e);
    }
}