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Code Issues Projects Releases Wiki Activity

Discover BT devices if no address is provided.

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This commit is contained in:
akwizgran
2018-06-22 18:13:39 +01:00
parent 8935ec2c2e
commit de611857cf
4 changed files with 114 additions and 15 deletions
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36
bramble-core/src/main/java/org/briarproject/bramble/plugin/bluetooth/BluetoothPlugin.java
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@@ -96,6 +96,9 @@ abstract class BluetoothPlugin<SS> implements DuplexPlugin, EventListener {
abstract DuplexTransportConnection connectTo(String address, String uuid)
throws IOException;
@Nullable
abstract DuplexTransportConnection discoverAndConnect(String uuid);
BluetoothPlugin(BluetoothConnectionLimiter connectionLimiter,
Executor ioExecutor, SecureRandom secureRandom,
Backoff backoff, DuplexPluginCallback callback, int maxLatency) {
@@ -326,9 +329,6 @@ abstract class BluetoothPlugin<SS> implements DuplexPlugin, EventListener {
@Override
public KeyAgreementListener createKeyAgreementListener(byte[] commitment) {
if (!isRunning()) return null;
// There's no point listening if we can't discover our own address
String address = getBluetoothAddress();
if (address == null) return null;
// No truncation necessary because COMMIT_LENGTH = 16
String uuid = UUID.nameUUIDFromBytes(commitment).toString();
if (LOG.isLoggable(INFO)) LOG.info("Key agreement UUID " + uuid);
@@ -346,7 +346,8 @@ abstract class BluetoothPlugin<SS> implements DuplexPlugin, EventListener {
}
BdfList descriptor = new BdfList();
descriptor.add(TRANSPORT_ID_BLUETOOTH);
descriptor.add(StringUtils.macToBytes(address));
String address = getBluetoothAddress();
if (address != null) descriptor.add(StringUtils.macToBytes(address));
return new BluetoothKeyAgreementListener(descriptor, ss);
}
@@ -354,18 +355,25 @@ abstract class BluetoothPlugin<SS> implements DuplexPlugin, EventListener {
public DuplexTransportConnection createKeyAgreementConnection(
byte[] commitment, BdfList descriptor) {
if (!isRunning()) return null;
String address;
try {
address = parseAddress(descriptor);
} catch (FormatException e) {
LOG.info("Invalid address in key agreement descriptor");
return null;
}
// No truncation necessary because COMMIT_LENGTH = 16
String uuid = UUID.nameUUIDFromBytes(commitment).toString();
if (LOG.isLoggable(INFO))
LOG.info("Connecting to key agreement UUID " + uuid);
DuplexTransportConnection conn = connect(address, uuid);
DuplexTransportConnection conn;
if (descriptor.size() == 1) {
if (LOG.isLoggable(INFO))
LOG.info("Discovering address for key agreement UUID " + uuid);
conn = discoverAndConnect(uuid);
} else {
String address;
try {
address = parseAddress(descriptor);
} catch (FormatException e) {
LOG.info("Invalid address in key agreement descriptor");
return null;
}
if (LOG.isLoggable(INFO))
LOG.info("Connecting to key agreement UUID " + uuid);
conn = connect(address, uuid);
}
if (conn != null) connectionLimiter.keyAgreementConnectionOpened(conn);
return conn;
}