A few fixes to makes tests run on JDK 17

Upgrade gradle and android plugin to v7

See merge request briar/briar!1551

.idea/codeStyles/Project.xml

@@ -31,15 +31,6 @@
       <option name="PACKAGES_TO_USE_STAR_IMPORTS">
         <value />
       </option>
-      <option name="PACKAGES_IMPORT_LAYOUT">
-        <value>
-          <package name="" alias="false" withSubpackages="true" />
-          <package name="java" alias="false" withSubpackages="true" />
-          <package name="javax" alias="false" withSubpackages="true" />
-          <package name="kotlin" alias="false" withSubpackages="true" />
-          <package name="" alias="true" withSubpackages="true" />
-        </value>
-      </option>
       <option name="NAME_COUNT_TO_USE_STAR_IMPORT" value="2147483647" />
       <option name="NAME_COUNT_TO_USE_STAR_IMPORT_FOR_MEMBERS" value="2147483647" />
       <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
@@ -197,9 +188,9 @@
     </codeStyleSettings>
     <codeStyleSettings language="kotlin">
       <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
-      <option name="PARAMETER_ANNOTATION_WRAP" value="1" />
-      <option name="VARIABLE_ANNOTATION_WRAP" value="1" />
-      <option name="ENUM_CONSTANTS_WRAP" value="1" />
+      <indentOptions>
+        <option name="CONTINUATION_INDENT_SIZE" value="4" />
+      </indentOptions>
     </codeStyleSettings>
   </code_scheme>
 </component>

.idea/runConfigurations/All_tests.xml

@@ -1,21 +1,32 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="All tests" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.briar-android" />
-    <option name="PACKAGE_NAME" value="" />
-    <option name="MAIN_CLASS_NAME" value="" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="package" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/briar-android" />
+  <configuration default="false" name="All tests" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":briar-android:testOfficialDebugUnitTest" />
+          <option value=":briar-android:testScreenshotDebugUnitTest" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
     <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-api" run_configuration_type="AndroidJUnit" />
-      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-core" run_configuration_type="AndroidJUnit" />
-      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-android" run_configuration_type="AndroidJUnit" />
-      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-java" run_configuration_type="AndroidJUnit" />
-      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-api" run_configuration_type="AndroidJUnit" />
-      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-core" run_configuration_type="AndroidJUnit" />
-      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-headless" run_configuration_type="AndroidJUnit" />
+      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-api" run_configuration_type="GradleRunConfiguration" />
+      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-core" run_configuration_type="GradleRunConfiguration" />
+      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-java" run_configuration_type="GradleRunConfiguration" />
+      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in bramble-android" run_configuration_type="GradleRunConfiguration" />
+      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-api" run_configuration_type="GradleRunConfiguration" />
+      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-core" run_configuration_type="GradleRunConfiguration" />
+      <option name="RunConfigurationTask" enabled="true" run_configuration_name="All tests in briar-headless" run_configuration_type="GradleRunConfiguration" />
     </method>
   </configuration>
 </component>

.idea/runConfigurations/All_tests_in_bramble_android.xml

@@ -1,14 +1,23 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="All tests in bramble-android" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.bramble-android" />
-    <option name="PACKAGE_NAME" value="" />
-    <option name="MAIN_CLASS_NAME" value="" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="package" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/bramble-android" />
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
+  <configuration default="false" name="All tests in bramble-android" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":bramble-android:testDebugUnitTest" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <method v="2" />
   </configuration>
 </component>

.idea/runConfigurations/All_tests_in_bramble_api.xml

@@ -1,14 +1,25 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="All tests in bramble-api" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.bramble-api" />
-    <option name="PACKAGE_NAME" value="" />
-    <option name="MAIN_CLASS_NAME" value="" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="package" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/bramble-api" />
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
+  <configuration default="false" name="All tests in bramble-api" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":bramble-api:animalSnifferMain" />
+          <option value=":bramble-api:animalSnifferTest" />
+          <option value=":bramble-api:test" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <method v="2" />
   </configuration>
 </component>

.idea/runConfigurations/All_tests_in_bramble_core.xml

@@ -1,14 +1,25 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="All tests in bramble-core" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.bramble-core" />
-    <option name="PACKAGE_NAME" value="" />
-    <option name="MAIN_CLASS_NAME" value="" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="package" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/bramble-core" />
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
+  <configuration default="false" name="All tests in bramble-core" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":bramble-core:animalSnifferMain" />
+          <option value=":bramble-core:animalSnifferTest" />
+          <option value=":bramble-core:test" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <method v="2" />
   </configuration>
 </component>

.idea/runConfigurations/All_tests_in_bramble_java.xml

@@ -1,15 +1,23 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="All tests in bramble-java" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.bramble-java" />
-    <option name="PACKAGE_NAME" value="" />
-    <option name="MAIN_CLASS_NAME" value="" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="package" />
-    <option name="VM_PARAMETERS" value="-ea -Djava.library.path=libs" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/bramble-java" />
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
+  <configuration default="false" name="All tests in bramble-java" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":bramble-java:test" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <method v="2" />
   </configuration>
 </component>

.idea/runConfigurations/All_tests_in_briar_android.xml

@@ -1,14 +1,24 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="All tests in briar-android" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.briar-android" />
-    <option name="PACKAGE_NAME" value="" />
-    <option name="MAIN_CLASS_NAME" value="" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="package" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/briar-android" />
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
+  <configuration default="false" name="All tests in briar-android" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":briar-android:testOfficialDebugUnitTest" />
+          <option value=":briar-android:testScreenshotDebugUnitTest" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <method v="2" />
   </configuration>
 </component>

.idea/runConfigurations/All_tests_in_briar_api.xml

@@ -1,14 +1,25 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="All tests in briar-api" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.briar-api" />
-    <option name="PACKAGE_NAME" value="" />
-    <option name="MAIN_CLASS_NAME" value="" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="package" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/briar-api" />
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
+  <configuration default="false" name="All tests in briar-api" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":briar-api:animalSnifferMain" />
+          <option value=":briar-api:animalSnifferTest" />
+          <option value=":briar-api:test" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <method v="2" />
   </configuration>
 </component>

.idea/runConfigurations/All_tests_in_briar_core.xml

@@ -1,14 +1,25 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="All tests in briar-core" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.briar-core" />
-    <option name="PACKAGE_NAME" value="" />
-    <option name="MAIN_CLASS_NAME" value="" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="package" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="file://$PROJECT_DIR$/briar-core" />
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
+  <configuration default="false" name="All tests in briar-core" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":briar-core:animalSnifferMain" />
+          <option value=":briar-core:animalSnifferTest" />
+          <option value=":briar-core:test" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <method v="2" />
   </configuration>
 </component>

.idea/runConfigurations/All_tests_in_briar_headless.xml

@@ -1,15 +1,23 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="All tests in briar-headless" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.briar-headless" />
-    <option name="PACKAGE_NAME" value="org.briarproject.briar.headless" />
-    <option name="MAIN_CLASS_NAME" value="" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="package" />
-    <option name="VM_PARAMETERS" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/briar-headless" />
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
+  <configuration default="false" name="All tests in briar-headless" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":briar-headless:test" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <method v="2" />
   </configuration>
 </component>

.idea/runConfigurations/BridgeTest.xml

@@ -1,24 +1,28 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="BridgeTest" type="AndroidJUnit" factoryName="Android JUnit" nameIsGenerated="true">
-    <module name="briar.bramble-java" />
-    <useClassPathOnly />
-    <extension name="coverage">
-      <pattern>
-        <option name="PATTERN" value="org.briarproject.bramble.plugin.tor.*" />
-        <option name="ENABLED" value="true" />
-      </pattern>
-    </extension>
-    <option name="PACKAGE_NAME" value="org.briarproject.bramble.plugin.tor" />
-    <option name="MAIN_CLASS_NAME" value="org.briarproject.bramble.plugin.tor.BridgeTest" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="class" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="$MODULE_DIR$" />
-    <envs>
-      <env name="OPTIONAL_TESTS" value="org.briarproject.bramble.plugin.tor.BridgeTest" />
-    </envs>
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
+  <configuration default="false" name="BridgeTest" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="env">
+        <map>
+          <entry key="OPTIONAL_TESTS" value="org.briarproject.bramble.plugin.tor.BridgeTest" />
+        </map>
+      </option>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="--tests &quot;org.briarproject.bramble.plugin.tor.BridgeTest&quot;" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":bramble-java:test" />
+        </list>
+      </option>
+      <option name="vmOptions" value="" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>false</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <method v="2" />
   </configuration>
 </component>

.idea/runConfigurations/H2_Performance_Test.xml

@@ -1,14 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="H2 Performance Test" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.bramble-core" />
-    <option name="PACKAGE_NAME" value="org.briarproject.bramble.db" />
-    <option name="MAIN_CLASS_NAME" value="org.briarproject.bramble.db.H2DatabasePerformanceTest" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="class" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="" />
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
-  </configuration>
-</component>

.idea/runConfigurations/HyperSQL_Performance_Test.xml

@@ -1,14 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="HyperSQL Performance Test" type="AndroidJUnit" factoryName="Android JUnit">
-    <module name="briar.bramble-core" />
-    <option name="PACKAGE_NAME" value="org.briarproject.bramble.db" />
-    <option name="MAIN_CLASS_NAME" value="org.briarproject.bramble.db.HyperSqlDatabasePerformanceTest" />
-    <option name="METHOD_NAME" value="" />
-    <option name="TEST_OBJECT" value="class" />
-    <option name="PARAMETERS" value="" />
-    <option name="WORKING_DIRECTORY" value="" />
-    <method v="2">
-      <option name="Android.Gradle.BeforeRunTask" enabled="true" />
-    </method>
-  </configuration>
-</component>

bramble-android/build.gradle

@@ -15,8 +15,8 @@ android {
 	defaultConfig {
 		minSdkVersion 16
 		targetSdkVersion 30
-		versionCode 10306
-		versionName "1.3.6"
+		versionCode 10401
+		versionName "1.4.1"
 		consumerProguardFiles 'proguard-rules.txt'
 
 		testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
@@ -42,8 +42,8 @@ configurations {
 
 dependencies {
 	implementation project(path: ':bramble-core', configuration: 'default')
-	tor 'org.briarproject:tor-android:0.3.5.15'
-	tor 'org.briarproject:obfs4proxy-android:0.0.12-dev-40245c4a@zip'
+	tor "org.briarproject:tor-android:$tor_version"
+	tor "org.briarproject:obfs4proxy-android:$obfs4proxy_version@zip"
 
 	annotationProcessor "com.google.dagger:dagger-compiler:$dagger_version"
 

bramble-android/src/main/java/org/briarproject/bramble/plugin/tor/AndroidTorPlugin.java

@@ -70,12 +70,14 @@ class AndroidTorPlugin extends TorPlugin {
 			String architecture,
 			long maxLatency,
 			int maxIdleTime,
-			File torDirectory) {
+			File torDirectory,
+			int torSocksPort,
+			int torControlPort) {
 		super(ioExecutor, wakefulIoExecutor, networkManager, locationUtils,
 				torSocketFactory, clock, resourceProvider,
 				circumventionProvider, batteryManager, backoff,
 				torRendezvousCrypto, callback, architecture, maxLatency,
-				maxIdleTime, torDirectory);
+				maxIdleTime, torDirectory, torSocksPort, torControlPort);
 		this.app = app;
 		wakeLock = wakeLockManager.createWakeLock("TorPlugin");
 		String nativeLibDir = app.getApplicationInfo().nativeLibraryDir;

bramble-android/src/main/java/org/briarproject/bramble/plugin/tor/AndroidTorPluginFactory.java

@@ -3,6 +3,7 @@ package org.briarproject.bramble.plugin.tor;
 import android.app.Application;
 
 import org.briarproject.bramble.api.battery.BatteryManager;
+import org.briarproject.bramble.api.crypto.CryptoComponent;
 import org.briarproject.bramble.api.event.EventBus;
 import org.briarproject.bramble.api.lifecycle.IoExecutor;
 import org.briarproject.bramble.api.network.NetworkManager;
@@ -11,7 +12,9 @@ import org.briarproject.bramble.api.plugin.Backoff;
 import org.briarproject.bramble.api.plugin.BackoffFactory;
 import org.briarproject.bramble.api.plugin.PluginCallback;
 import org.briarproject.bramble.api.plugin.TorConstants;
+import org.briarproject.bramble.api.plugin.TorControlPort;
 import org.briarproject.bramble.api.plugin.TorDirectory;
+import org.briarproject.bramble.api.plugin.TorSocksPort;
 import org.briarproject.bramble.api.plugin.TransportId;
 import org.briarproject.bramble.api.plugin.duplex.DuplexPlugin;
 import org.briarproject.bramble.api.plugin.duplex.DuplexPluginFactory;
@@ -56,6 +59,9 @@ public class AndroidTorPluginFactory implements DuplexPluginFactory {
 	private final AndroidWakeLockManager wakeLockManager;
 	private final Clock clock;
 	private final File torDirectory;
+	private int torSocksPort;
+	private int torControlPort;
+	private final CryptoComponent crypto;
 
 	@Inject
 	AndroidTorPluginFactory(@IoExecutor Executor ioExecutor,
@@ -71,7 +77,10 @@ public class AndroidTorPluginFactory implements DuplexPluginFactory {
 			BatteryManager batteryManager,
 			AndroidWakeLockManager wakeLockManager,
 			Clock clock,
-			@TorDirectory File torDirectory) {
+			@TorDirectory File torDirectory,
+			@TorSocksPort int torSocksPort,
+			@TorControlPort int torControlPort,
+			CryptoComponent crypto) {
 		this.ioExecutor = ioExecutor;
 		this.wakefulIoExecutor = wakefulIoExecutor;
 		this.app = app;
@@ -86,6 +95,9 @@ public class AndroidTorPluginFactory implements DuplexPluginFactory {
 		this.wakeLockManager = wakeLockManager;
 		this.clock = clock;
 		this.torDirectory = torDirectory;
+		this.torSocksPort = torSocksPort;
+		this.torControlPort = torControlPort;
+		this.crypto = crypto;
 	}
 
 	@Override
@@ -127,13 +139,15 @@ public class AndroidTorPluginFactory implements DuplexPluginFactory {
 
 		Backoff backoff = backoffFactory.createBackoff(MIN_POLLING_INTERVAL,
 				MAX_POLLING_INTERVAL, BACKOFF_BASE);
-		TorRendezvousCrypto torRendezvousCrypto = new TorRendezvousCryptoImpl();
+		TorRendezvousCrypto torRendezvousCrypto =
+				new TorRendezvousCryptoImpl(crypto);
 		AndroidTorPlugin plugin = new AndroidTorPlugin(ioExecutor,
 				wakefulIoExecutor, app, networkManager, locationUtils,
 				torSocketFactory, clock, resourceProvider,
 				circumventionProvider, batteryManager, wakeLockManager,
 				backoff, torRendezvousCrypto, callback, architecture,
-				MAX_LATENCY, MAX_IDLE_TIME, torDirectory);
+				MAX_LATENCY, MAX_IDLE_TIME, torDirectory, torSocksPort,
+				torControlPort);
 		eventBus.addListener(plugin);
 		return plugin;
 	}

bramble-android/witness.gradle

@@ -1,50 +1,50 @@
 dependencyVerification {
     verify = [
         'cglib:cglib:3.2.8:cglib-3.2.8.jar:3f64de999ecc5595dc84ca8ff0879d8a34c8623f9ef3c517a53ed59023fcb9db',
-        'com.android.tools.analytics-library:protos:27.1.3:protos-27.1.3.jar:0d9e6cff60b318baac250b6f5bb076a8161103338bf2749cdf1db8a5a13a1f12',
-        'com.android.tools.analytics-library:shared:27.1.3:shared-27.1.3.jar:10d2a51d8f89ff4ac849888e5a9c60b10e879c30d78545ec1da4d3df7bd56ae4',
-        'com.android.tools.analytics-library:tracker:27.1.3:tracker-27.1.3.jar:589b355a2ba796cbc0a2b2295737de6661f078262e5f87cd6f540b8d011e5ebb',
+        'com.android.tools.analytics-library:protos:30.0.3:protos-30.0.3.jar:f62b89dcd9de719c6a7b7e15fb1dd20e45b57222e675cf633607bd0ed6bca7e7',
+        'com.android.tools.analytics-library:shared:30.0.3:shared-30.0.3.jar:05aa9ba3cc890354108521fdf99802565aae5dd6ca44a6ac8bb8d594d1c1cd15',
+        'com.android.tools.analytics-library:tracker:30.0.3:tracker-30.0.3.jar:5d0ef35bf6733e96210b5085a2a202152921bf834d345959dce1ca3369b528df',
         'com.android.tools.build:aapt2-proto:4.1.0-alpha01-6193524:aapt2-proto-4.1.0-alpha01-6193524.jar:17e75523e1e92dd4f222c7368ee41df9e964a508232f591e265d0c499baf9dca',
-        'com.android.tools.build:apksig:4.1.3:apksig-4.1.3.jar:a851980c678ff7a6785388b9a9e8cc094788ce3c4a985ad2b19c2028fd3c631a',
-        'com.android.tools.build:apkzlib:4.1.3:apkzlib-4.1.3.jar:475903065e7e83a8c1ba78d267c97a54dc5a04d768b535093850423d7b11f2c8',
-        'com.android.tools.build:builder-model:4.1.3:builder-model-4.1.3.jar:2624a1436c3ab39dd91d3ecf9409a594b0f89ea5cab255f2e9ff11f5ee03d274',
-        'com.android.tools.build:builder-test-api:4.1.3:builder-test-api-4.1.3.jar:3d2af66726b06b53b8d6d497efcee39ff9f77eb2f8d2cce38b31502383a40d2c',
-        'com.android.tools.build:builder:4.1.3:builder-4.1.3.jar:a40426cd6d68f6a722ef4950058c075e4547025e8c2fd78e732ad89f15176f84',
-        'com.android.tools.build:gradle-api:4.1.3:gradle-api-4.1.3.jar:11b1fb9de658bdcf9290b1c1517060d0c4d93f2b27975934989ca4ac890bc077',
-        'com.android.tools.build:manifest-merger:27.1.3:manifest-merger-27.1.3.jar:ce8d4009b1f1584777a7ffa1da3b0551dc316bc8e08112e442c352af70f46f2d',
-        'com.android.tools.ddms:ddmlib:27.1.3:ddmlib-27.1.3.jar:8f76e8236d2b9eebf26378746dad025c4c7c056a02e133dae4ddef47b283c710',
-        'com.android.tools.external.com-intellij:intellij-core:27.1.3:intellij-core-27.1.3.jar:652814fa099b4746fb6f10e19718e476952e8b5bac24e17d914f90650ad21808',
-        'com.android.tools.external.com-intellij:kotlin-compiler:27.1.3:kotlin-compiler-27.1.3.jar:8d7a78d5efd213c5e467e42bd205582aad73ffc77ee5dc18eb1361c9af72f125',
-        'com.android.tools.external.org-jetbrains:uast:27.1.3:uast-27.1.3.jar:aea53944a1ac6a05f12297b55290e8cbecfe54c4166260cfba4405823bfe1c78',
-        'com.android.tools.layoutlib:layoutlib-api:27.1.3:layoutlib-api-27.1.3.jar:23875ce0a8429f33a4e86cc358f658faa0ba9c576f5f05760e544b453d67d04b',
-        'com.android.tools.lint:lint-api:27.1.3:lint-api-27.1.3.jar:97666be32bcadacd944416ea334a9575ef8f4ad0c8f333151491ff4a7df43e1c',
-        'com.android.tools.lint:lint-checks:27.1.3:lint-checks-27.1.3.jar:b2d71ae84a31490fe9ff26c706163fe245b2aea98e3eb747214c1085df444708',
-        'com.android.tools.lint:lint-gradle-api:27.1.3:lint-gradle-api-27.1.3.jar:e54131c287a2954e6ed78a3351e5e10e35a1da2f09ac443bf44b705c71b63a4d',
-        'com.android.tools.lint:lint-gradle:27.1.3:lint-gradle-27.1.3.jar:6a79e48943649d63665db7b17dbaff7af93e94ab9b15072f1a4d90486294ee9f',
-        'com.android.tools.lint:lint-model:27.1.3:lint-model-27.1.3.jar:acb9e792db7000e38e3c3ca21a9b14f2de6549d7a3fc92a97ffba3d06345e5bf',
-        'com.android.tools.lint:lint:27.1.3:lint-27.1.3.jar:5a2e69d0901a3a476a5b2d5001de755868113145f5f6aa557750cfad5389a44b',
-        'com.android.tools:annotations:27.1.3:annotations-27.1.3.jar:904dd771883496d5dfc86619ab2555968ea4e8a29d7a5f4f7cae6fbf5429f8f5',
-        'com.android.tools:common:27.1.3:common-27.1.3.jar:17ab4728e3ea50f047dd5937f0faf35f2c5416962ed74891057087ddc328bf96',
-        'com.android.tools:dvlib:27.1.3:dvlib-27.1.3.jar:cead1c0c356cbe43e6855b0330fe09ef4bec2c72e22bdb4c6e7cf7e6b1dfbc37',
-        'com.android.tools:repository:27.1.3:repository-27.1.3.jar:99de1a178855b56b8cd91a56296f1e0a9399c445e6acc51f1d2927947cc472cb',
-        'com.android.tools:sdk-common:27.1.3:sdk-common-27.1.3.jar:b591e2aa0f1be600795f5c9e2bf81cba9b052bee452fc86c3362b5dd9e427a14',
-        'com.android.tools:sdklib:27.1.3:sdklib-27.1.3.jar:ad6c08a45fe2904d05656bdddf9f623fa5c1d16bbd7b8d6a270a0734136ae02e',
-        'com.android:signflinger:4.1.3:signflinger-4.1.3.jar:f3103b55ccdc8dd9ee2517eb26af93b904d41303726594372d0df59d51156e5c',
-        'com.android:zipflinger:4.1.3:zipflinger-4.1.3.jar:48569896c0497268308a8014c66eb0f2bace2b9e2fc9390f3012823fb86387d5',
+        'com.android.tools.build:apksig:7.0.3:apksig-7.0.3.jar:012337a2803c9a30dfc41dcbc6450686ee9e5f582549f7f126479f743a343ec9',
+        'com.android.tools.build:apkzlib:7.0.3:apkzlib-7.0.3.jar:b31e53174c92db83c5cc6e7dac6734ea4e907a72e452c2bf1818dfd082c59397',
+        'com.android.tools.build:builder-model:7.0.3:builder-model-7.0.3.jar:483f99d7494a5bed027e1e8d29111384cf535d4842f0be5a79805bd44bb68d4e',
+        'com.android.tools.build:builder-test-api:7.0.3:builder-test-api-7.0.3.jar:f6de4bc2cef545e8367bf82d7c733829c7be3b0b3b8b09fd8c58f2150e59ab46',
+        'com.android.tools.build:builder:7.0.3:builder-7.0.3.jar:c6952da0094b094c2ba0fe84c675622097c5d9b9f9beb53485b860320540cf1d',
+        'com.android.tools.build:manifest-merger:30.0.3:manifest-merger-30.0.3.jar:72b346ba6318b4b6260e6e49df4bea5da2e12329ab6c2beb2269c49a9f51f178',
+        'com.android.tools.ddms:ddmlib:30.0.3:ddmlib-30.0.3.jar:7a914a68ab93393657297234e2f37b22410ae9a433cba692ce8c727c9607e3bb',
+        'com.android.tools.external.com-intellij:intellij-core:30.0.3:intellij-core-30.0.3.jar:1ebe858d3f58eeaa8c06507f8ac0f1c7051e6c61f35a70f3c3967d5734d3abc5',
+        'com.android.tools.external.com-intellij:kotlin-compiler:30.0.3:kotlin-compiler-30.0.3.jar:ed00e441f427cb4e0d418287b9da30b12b7f735f9af32e6b5d3dc960b6a742fc',
+        'com.android.tools.external.org-jetbrains:uast:30.0.3:uast-30.0.3.jar:a77801bee6ff509910e459525c9c34d7f04b066ade123547f16f1917548eadea',
+        'com.android.tools.layoutlib:layoutlib-api:30.0.3:layoutlib-api-30.0.3.jar:4caa87e9ca2e11315f650d576cd59fec1793373bc3fca3f6d53c029e7534e7c4',
+        'com.android.tools.lint:lint-api:30.0.3:lint-api-30.0.3.jar:bcecbd2f752a6560096a9029a47d1de6bd788a51bab505c5ebfba6a18524b983',
+        'com.android.tools.lint:lint-checks:30.0.3:lint-checks-30.0.3.jar:25a7cd42dc3ad502337f131fb8b7e873c53301db0a67b1c64dd4ae7a8eb66cec',
+        'com.android.tools.lint:lint-gradle:30.0.3:lint-gradle-30.0.3.jar:94544d6147a809bf2fd3440e51f28a4e42e547d74aab53eefd74938cdad42c26',
+        'com.android.tools.lint:lint-model:30.0.3:lint-model-30.0.3.jar:0b940a7f575c2ff5cbd038260f41dde686a93c672213881ead3ce8af3513b396',
+        'com.android.tools.lint:lint:30.0.3:lint-30.0.3.jar:ee4f11001e0c7e3b776e0d67399ad354b19b0f168822ec2b7db47c0910ed227d',
+        'com.android.tools:annotations:30.0.3:annotations-30.0.3.jar:5c1944982fda8555855c4f5422fabf0dc8e2306e1f5460e9ad82dae71316bc31',
+        'com.android.tools:common:30.0.3:common-30.0.3.jar:8751efaaf2c2ddd1f0a37526c794347def6a3057ca9fc510307c13a6cf0d036f',
+        'com.android.tools:dvlib:30.0.3:dvlib-30.0.3.jar:5affafcec390041e5afd64cb924153f5e474db47ee8ccc2f555b495083141233',
+        'com.android.tools:repository:30.0.3:repository-30.0.3.jar:0a40c6f16c506903ce2c609affd8228aceda73a69d93dfa42d4f02b8491449f6',
+        'com.android.tools:sdk-common:30.0.3:sdk-common-30.0.3.jar:b45570a380360236ffee0f6bb593d66b673bad3834dfe0d6c9871fa7188ee0eb',
+        'com.android.tools:sdklib:30.0.3:sdklib-30.0.3.jar:7088f20a414fab170a21e457825e14ebe099f753558e02c8acc12c67eb412162',
+        'com.android:signflinger:7.0.3:signflinger-7.0.3.jar:903a4536db3e96b4e1e1dc1e400eb0b91bf7866d9b39cd7ec94d75dde158f152',
+        'com.android:zipflinger:7.0.3:zipflinger-7.0.3.jar:fd209c960a3eff7a339e6fcba07d5e9ef4604d1633c69ab2df987460d9804140',
+        'com.beust:jcommander:1.78:jcommander-1.78.jar:7891debb84b5f83e9bd57593ebece3399abbe0fd938cf306b3534c57913b9615',
+        'com.github.javaparser:javaparser-core:3.17.0:javaparser-core-3.17.0.jar:23f5c982e1c7771423d37d52c774e8d2e80fd7ea7305ebe448797a96f67e6fca',
         'com.google.code.findbugs:annotations:3.0.1:annotations-3.0.1.jar:6b47ff0a6de0ce17cbedc3abb0828ca5bce3009d53ea47b3723ff023c4742f79',
         'com.google.code.findbugs:jsr305:3.0.2:jsr305-3.0.2.jar:766ad2a0783f2687962c8ad74ceecc38a28b9f72a2d085ee438b7813e928d0c7',
-        'com.google.code.gson:gson:2.8.5:gson-2.8.5.jar:233a0149fc365c9f6edbd683cfe266b19bdc773be98eabdaf6b3c924b48e7d81',
+        'com.google.code.gson:gson:2.8.6:gson-2.8.6.jar:c8fb4839054d280b3033f800d1f5a97de2f028eb8ba2eb458ad287e536f3f25f',
         'com.google.dagger:dagger-compiler:2.33:dagger-compiler-2.33.jar:aa8a0d8370c578fd6999802d0d90b9829377a46d2c1141e11b8f737970e7155e',
         'com.google.dagger:dagger-producers:2.33:dagger-producers-2.33.jar:5897f0b6eef799c2adfe3ccacc58c0fb374d58acb063c3ebe5366c38a8bce5c8',
         'com.google.dagger:dagger-spi:2.33:dagger-spi-2.33.jar:e2dcab2221b8afb9556ef0a1c83b0bd5f42552e254322a257330f754cdbbb9d4',
         'com.google.dagger:dagger:2.33:dagger-2.33.jar:d8798c5b8cf6b125234e33af5c6293bb9f2208ce29b57924c35b8c0be7b6bdcb',
         'com.google.errorprone:error_prone_annotations:2.2.0:error_prone_annotations-2.2.0.jar:6ebd22ca1b9d8ec06d41de8d64e0596981d9607b42035f9ed374f9de271a481a',
-        'com.google.errorprone:error_prone_annotations:2.3.2:error_prone_annotations-2.3.2.jar:357cd6cfb067c969226c442451502aee13800a24e950fdfde77bcdb4565a668d',
+        'com.google.errorprone:error_prone_annotations:2.3.4:error_prone_annotations-2.3.4.jar:baf7d6ea97ce606c53e11b6854ba5f2ce7ef5c24dddf0afa18d1260bd25b002c',
         'com.google.errorprone:javac-shaded:9-dev-r4023-3:javac-shaded-9-dev-r4023-3.jar:65bfccf60986c47fbc17c9ebab0be626afc41741e0a6ec7109e0768817a36f30',
         'com.google.googlejavaformat:google-java-format:1.5:google-java-format-1.5.jar:aa19ad7850fb85178aa22f2fddb163b84d6ce4d0035872f30d4408195ca1144e',
         'com.google.guava:failureaccess:1.0.1:failureaccess-1.0.1.jar:a171ee4c734dd2da837e4b16be9df4661afab72a41adaf31eb84dfdaf936ca26',
         'com.google.guava:guava:27.1-jre:guava-27.1-jre.jar:4a5aa70cc968a4d137e599ad37553e5cfeed2265e8c193476d7119036c536fe7',
-        'com.google.guava:guava:28.1-jre:guava-28.1-jre.jar:30beb8b8527bd07c6e747e77f1a92122c2f29d57ce347461a4a55eb26e382da4',
+        'com.google.guava:guava:30.1-jre:guava-30.1-jre.jar:e6dd072f9d3fe02a4600688380bd422bdac184caf6fe2418cfdd0934f09432aa',
         'com.google.guava:listenablefuture:9999.0-empty-to-avoid-conflict-with-guava:listenablefuture-9999.0-empty-to-avoid-conflict-with-guava.jar:b372a037d4230aa57fbeffdef30fd6123f9c0c2db85d0aced00c91b974f33f99',
         'com.google.j2objc:j2objc-annotations:1.1:j2objc-annotations-1.1.jar:2994a7eb78f2710bd3d3bfb639b2c94e219cedac0d4d084d516e78c16dddecf6',
         'com.google.j2objc:j2objc-annotations:1.3:j2objc-annotations-1.3.jar:21af30c92267bd6122c0e0b4d20cccb6641a37eaf956c6540ec471d584e64a7b',
@@ -54,63 +54,108 @@ dependencyVerification {
         'com.squareup:javapoet:1.13.0:javapoet-1.13.0.jar:4c7517e848a71b36d069d12bb3bf46a70fd4cda3105d822b0ed2e19c00b69291',
         'com.squareup:javawriter:2.5.0:javawriter-2.5.0.jar:fcfb09fb0ea0aa97d3cfe7ea792398081348e468f126b3603cb3803f240197f0',
         'com.sun.activation:javax.activation:1.2.0:javax.activation-1.2.0.jar:993302b16cd7056f21e779cc577d175a810bb4900ef73cd8fbf2b50f928ba9ce',
-        'com.sun.istack:istack-commons-runtime:3.0.7:istack-commons-runtime-3.0.7.jar:6443e10ba2e259fb821d9b6becf10db5316285fc30c53cec9d7b19a3877e7fdf',
-        'com.sun.xml.fastinfoset:FastInfoset:1.2.15:FastInfoset-1.2.15.jar:785861db11ca1bd0d1956682b974ad73eb19cd3e01a4b3fa82d62eca97210aec',
+        'com.sun.istack:istack-commons-runtime:3.0.8:istack-commons-runtime-3.0.8.jar:4ffabb06be454a05e4398e20c77fa2b6308d4b88dfbef7ca30a76b5b7d5505ef',
+        'com.sun.xml.fastinfoset:FastInfoset:1.2.16:FastInfoset-1.2.16.jar:056f3a1e144409f21ed16afc26805f58e9a21f3fce1543c42d400719d250c511',
+        'com.thoughtworks.qdox:qdox:1.12.1:qdox-1.12.1.jar:21fba22f830e9268f07cf4ab2d99e8181abbdcb0cb91ee0228eb3cb918dcdd1d',
         'commons-codec:commons-codec:1.10:commons-codec-1.10.jar:4241dfa94e711d435f29a4604a3e2de5c4aa3c165e23bd066be6fc1fc4309569',
+        'commons-io:commons-io:2.4:commons-io-2.4.jar:cc6a41dc3eaacc9e440a6bd0d2890b20d36b4ee408fe2d67122f328bb6e01581',
         'commons-logging:commons-logging:1.2:commons-logging-1.2.jar:daddea1ea0be0f56978ab3006b8ac92834afeefbd9b7e4e6316fca57df0fa636',
-        'it.unimi.dsi:fastutil:7.2.0:fastutil-7.2.0.jar:74fa208043740642f7e6eb09faba15965218ad2f50ce3020efb100136e4b591c',
-        'javax.activation:javax.activation-api:1.2.0:javax.activation-api-1.2.0.jar:43fdef0b5b6ceb31b0424b208b930c74ab58fac2ceeb7b3f6fd3aeb8b5ca4393',
+        'info.picocli:picocli:4.5.2:picocli-4.5.2.jar:b4395e9a67932616efd2245d984bf5fcd453c2c5049558c3ce959ac2af4d3fac',
+        'it.unimi.dsi:fastutil:8.4.0:fastutil-8.4.0.jar:2ad2824a4a0a0eb836b52ee2fc84ba2134f44bce7bfa54015ae3f31c710a3071',
+        'jakarta.activation:jakarta.activation-api:1.2.1:jakarta.activation-api-1.2.1.jar:8b0a0f52fa8b05c5431921a063ed866efaa41dadf2e3a7ee3e1961f2b0d9645b',
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         'org.ow2.asm:asm:7.1:asm-7.1.jar:4ab2fa2b6d2cc9ccb1eaa05ea329c407b47b13ed2915f62f8c4b8cc96258d4de',
+        'org.testng:testng:7.3.0:testng-7.3.0.jar:63727488f9717d57f0d0a0fee5a1fc10a2be9cfcff2ec3a7187656d663c0774e',
+        'xerces:xercesImpl:2.12.0:xercesImpl-2.12.0.jar:b50d3a4ca502faa4d1c838acb8aa9480446953421f7327e338c5dda3da5e76d0',
+        'xml-apis:xml-apis:1.4.01:xml-apis-1.4.01.jar:a840968176645684bb01aed376e067ab39614885f9eee44abe35a5f20ebe7fad',
     ]
 }

bramble-api/src/main/java/org/briarproject/bramble/api/FeatureFlags.java

@@ -10,10 +10,4 @@ public interface FeatureFlags {
 	boolean shouldEnableProfilePictures();
 
 	boolean shouldEnableDisappearingMessages();
-
-	boolean shouldEnableConnectViaBluetooth();
-
-	boolean shouldEnableTransferData();
-
-	boolean shouldEnableShareAppViaOfflineHotspot();
 }

bramble-api/src/main/java/org/briarproject/bramble/api/client/ClientHelper.java

@@ -128,7 +128,7 @@ public interface ClientHelper {
 	 * group.
 	 */
 	ContactId getContactId(Transaction txn, GroupId contactGroupId)
-			throws DbException, FormatException;
+			throws DbException;
 
 	/**
 	 * Stores the given contact ID in the group metadata of the given contact

bramble-api/src/main/java/org/briarproject/bramble/api/crypto/CryptoComponent.java

@@ -170,4 +170,11 @@ public interface CryptoComponent {
 	 * length. The line terminator is CRLF.
 	 */
 	String asciiArmour(byte[] b, int lineLength);
+
+	/**
+	 * Encode the onion/hidden service address given its public key. As
+	 * specified here: https://gitweb.torproject.org/torspec.git/tree/rend-spec-v3.txt?id=29245fd5#n2135
+	 */
+	String encodeOnionAddress(byte[] publicKey);
+
 }

bramble-api/src/main/java/org/briarproject/bramble/api/mailbox/MailboxProperties.java

@@ -0,0 +1,32 @@
+package org.briarproject.bramble.api.mailbox;
+
+import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
+
+import javax.annotation.concurrent.Immutable;
+
+@Immutable
+@NotNullByDefault
+public class MailboxProperties {
+
+	private final String onionAddress, authToken;
+	private final boolean owner;
+
+	public MailboxProperties(String onionAddress, String authToken,
+			boolean owner) {
+		this.onionAddress = onionAddress;
+		this.authToken = authToken;
+		this.owner = owner;
+	}
+
+	public String getOnionAddress() {
+		return onionAddress;
+	}
+
+	public String getAuthToken() {
+		return authToken;
+	}
+
+	public boolean isOwner() {
+		return owner;
+	}
+}

bramble-api/src/main/java/org/briarproject/bramble/api/mailbox/MailboxSettingsManager.java

@@ -0,0 +1,26 @@
+package org.briarproject.bramble.api.mailbox;
+
+import org.briarproject.bramble.api.db.DbException;
+import org.briarproject.bramble.api.db.Transaction;
+import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
+
+import javax.annotation.Nullable;
+
+@NotNullByDefault
+public interface MailboxSettingsManager {
+
+	@Nullable
+	MailboxProperties getOwnMailboxProperties(Transaction txn)
+			throws DbException;
+
+	void setOwnMailboxProperties(Transaction txn, MailboxProperties p)
+			throws DbException;
+
+	MailboxStatus getOwnMailboxStatus(Transaction txn) throws DbException;
+
+	void recordSuccessfulConnection(Transaction txn, long now)
+			throws DbException;
+
+	void recordFailedConnectionAttempt(Transaction txn, long now)
+			throws DbException;
+}

bramble-api/src/main/java/org/briarproject/bramble/api/mailbox/MailboxStatus.java

@@ -0,0 +1,59 @@
+package org.briarproject.bramble.api.mailbox;
+
+import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
+
+import javax.annotation.concurrent.Immutable;
+
+@Immutable
+@NotNullByDefault
+public class MailboxStatus {
+
+	private final long lastAttempt, lastSuccess;
+	private final int attemptsSinceSuccess;
+
+	public MailboxStatus(long lastAttempt, long lastSuccess,
+			int attemptsSinceSuccess) {
+		this.lastAttempt = lastAttempt;
+		this.lastSuccess = lastSuccess;
+		this.attemptsSinceSuccess = attemptsSinceSuccess;
+	}
+
+	/**
+	 * Returns the time of the last attempt to connect to the mailbox, in
+	 * milliseconds since the Unix epoch, or -1 if no attempt has been made.
+	 * <p>
+	 * If an attempt is in progress and has not yet succeeded or failed then
+	 * this method returns the time of the previous attempt, or -1 if the
+	 * current attempt is the first.
+	 */
+	public long getTimeOfLastAttempt() {
+		return lastAttempt;
+	}
+
+	/**
+	 * Returns the time of the last successful attempt to connect to the
+	 * mailbox, in milliseconds since the Unix epoch, or -1 if no attempt has
+	 * succeeded.
+	 * <p>
+	 * If the last attempt was successful then this method returns the same
+	 * value as {@link #getTimeOfLastAttempt()}. If an attempt is in progress
+	 * and has not yet succeeded or failed then this method returns the time
+	 * of the previous successful connection, or -1 if no attempt has
+	 * succeeded.
+	 */
+	public long getTimeOfLastSuccess() {
+		return lastSuccess;
+	}
+
+	/**
+	 * Returns the number of attempts to connect to the mailbox that have
+	 * failed since the last attempt succeeded, or the number of attempts that
+	 * have been made, if no attempt has ever succeeded.
+	 * <p>
+	 * If an attempt is in progress and has not yet succeeded or failed then
+	 * it is not included in this count.
+	 */
+	public int getAttemptsSinceSuccess() {
+		return attemptsSinceSuccess;
+	}
+}

bramble-api/src/main/java/org/briarproject/bramble/api/plugin/TorConstants.java

@@ -1,17 +1,14 @@
 package org.briarproject.bramble.api.plugin;
 
-import static java.util.concurrent.TimeUnit.DAYS;
-
 public interface TorConstants {
 
 	TransportId ID = new TransportId("org.briarproject.bramble.tor");
 
 	// Transport properties
-	String PROP_ONION_V2 = "onion";
 	String PROP_ONION_V3 = "onion3";
 
-	int SOCKS_PORT = 59050;
-	int CONTROL_PORT = 59051;
+	int DEFAULT_SOCKS_PORT = 59050;
+	int DEFAULT_CONTROL_PORT = 59051;
 
 	int CONNECT_TO_PROXY_TIMEOUT = 5000; // Milliseconds
 	int EXTRA_SOCKET_TIMEOUT = 30000; // Milliseconds
@@ -21,14 +18,7 @@ public interface TorConstants {
 	String PREF_TOR_PORT = "port";
 	String PREF_TOR_MOBILE = "useMobileData";
 	String PREF_TOR_ONLY_WHEN_CHARGING = "onlyWhenCharging";
-	String HS_PRIVATE_KEY_V2 = "onionPrivKey";
 	String HS_PRIVATE_KEY_V3 = "onionPrivKey3";
-	String HS_V3_CREATED = "onionPrivKey3Created";
-
-	/**
-	 * How long to publish a v3 hidden service before retiring the v2 service.
-	 */
-	long V3_MIGRATION_PERIOD_MS = DAYS.toMillis(180);
 
 	// Values for PREF_TOR_NETWORK
 	int PREF_TOR_NETWORK_AUTOMATIC = 0;

bramble-api/src/main/java/org/briarproject/bramble/api/plugin/TorControlPort.java

@@ -0,0 +1,20 @@
+package org.briarproject.bramble.api.plugin;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.Target;
+
+import javax.inject.Qualifier;
+
+import static java.lang.annotation.ElementType.FIELD;
+import static java.lang.annotation.ElementType.METHOD;
+import static java.lang.annotation.ElementType.PARAMETER;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+/**
+ * Annotation for injecting the control port for the Tor plugin.
+ */
+@Qualifier
+@Target({FIELD, METHOD, PARAMETER})
+@Retention(RUNTIME)
+public @interface TorControlPort {
+}

bramble-api/src/main/java/org/briarproject/bramble/api/plugin/TorSocksPort.java

@@ -0,0 +1,20 @@
+package org.briarproject.bramble.api.plugin;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.Target;
+
+import javax.inject.Qualifier;
+
+import static java.lang.annotation.ElementType.FIELD;
+import static java.lang.annotation.ElementType.METHOD;
+import static java.lang.annotation.ElementType.PARAMETER;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+/**
+ * Annotation for injecting the socks port for the Tor plugin.
+ */
+@Qualifier
+@Target({FIELD, METHOD, PARAMETER})
+@Retention(RUNTIME)
+public @interface TorSocksPort {
+}

bramble-api/src/main/java/org/briarproject/bramble/api/settings/SettingsManager.java

@@ -22,4 +22,11 @@ public interface SettingsManager {
 	 * namespace.
 	 */
 	void mergeSettings(Settings s, String namespace) throws DbException;
+
+	/**
+	 * Merges the given settings with any existing settings in the given
+	 * namespace.
+	 */
+	void mergeSettings(Transaction txn, Settings s, String namespace)
+			throws DbException;
 }

bramble-api/src/test/java/org/briarproject/bramble/test/BrambleMockTestCase.java

@@ -1,12 +1,17 @@
 package org.briarproject.bramble.test;
 
 import org.jmock.Mockery;
+import org.jmock.lib.concurrent.Synchroniser;
 import org.junit.After;
 
 public abstract class BrambleMockTestCase extends BrambleTestCase {
 
 	protected final Mockery context = new Mockery();
 
+	public BrambleMockTestCase() {
+		context.setThreadingPolicy(new Synchroniser());
+	}
+
 	@After
 	public void checkExpectations() {
 		context.assertIsSatisfied();

bramble-core/build.gradle

@@ -51,3 +51,10 @@ task jarTest(type: Jar, dependsOn: testClasses) {
 artifacts {
 	testOutput jarTest
 }
+
+test {
+    // for random = context.mock(SecureRandom.class); in PollerImplTest
+    jvmArgs = [
+            '--add-opens', 'java.base/java.security=ALL-UNNAMED',
+    ]
+}

bramble-core/src/main/java/org/briarproject/bramble/BrambleCoreModule.java

@@ -14,6 +14,7 @@ import org.briarproject.bramble.identity.IdentityModule;
 import org.briarproject.bramble.io.IoModule;
 import org.briarproject.bramble.keyagreement.KeyAgreementModule;
 import org.briarproject.bramble.lifecycle.LifecycleModule;
+import org.briarproject.bramble.mailbox.MailboxModule;
 import org.briarproject.bramble.plugin.PluginModule;
 import org.briarproject.bramble.properties.PropertiesModule;
 import org.briarproject.bramble.record.RecordModule;
@@ -43,6 +44,7 @@ import dagger.Module;
 		IoModule.class,
 		KeyAgreementModule.class,
 		LifecycleModule.class,
+		MailboxModule.class,
 		PluginModule.class,
 		PropertiesModule.class,
 		RecordModule.class,

bramble-core/src/main/java/org/briarproject/bramble/crypto/CryptoComponentImpl.java

@@ -7,6 +7,7 @@ import net.i2p.crypto.eddsa.KeyPairGenerator;
 import org.bouncycastle.crypto.CryptoException;
 import org.bouncycastle.crypto.Digest;
 import org.bouncycastle.crypto.digests.Blake2bDigest;
+import org.bouncycastle.crypto.digests.SHA3Digest;
 import org.briarproject.bramble.api.crypto.AgreementPrivateKey;
 import org.briarproject.bramble.api.crypto.AgreementPublicKey;
 import org.briarproject.bramble.api.crypto.CryptoComponent;
@@ -21,11 +22,13 @@ import org.briarproject.bramble.api.crypto.SignaturePrivateKey;
 import org.briarproject.bramble.api.crypto.SignaturePublicKey;
 import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
 import org.briarproject.bramble.api.system.SecureRandomProvider;
+import org.briarproject.bramble.util.Base32;
 import org.briarproject.bramble.util.ByteUtils;
 import org.briarproject.bramble.util.StringUtils;
 import org.whispersystems.curve25519.Curve25519;
 import org.whispersystems.curve25519.Curve25519KeyPair;
 
+import java.nio.charset.Charset;
 import java.security.GeneralSecurityException;
 import java.security.NoSuchAlgorithmException;
 import java.security.Provider;
@@ -58,6 +61,8 @@ class CryptoComponentImpl implements CryptoComponent {
 	private static final int PBKDF_SALT_BYTES = 32; // 256 bits
 	private static final byte PBKDF_FORMAT_SCRYPT = 0;
 	private static final byte PBKDF_FORMAT_SCRYPT_STRENGTHENED = 1;
+	private static final byte ONION_HS_PROTOCOL_VERSION = 3;
+	private static final int ONION_CHECKSUM_BYTES = 2;
 
 	private final SecureRandom secureRandom;
 	private final PasswordBasedKdf passwordBasedKdf;
@@ -442,4 +447,21 @@ class CryptoComponentImpl implements CryptoComponent {
 	public String asciiArmour(byte[] b, int lineLength) {
 		return AsciiArmour.wrap(b, lineLength);
 	}
+
+	@Override
+	public String encodeOnionAddress(byte[] publicKey) {
+		Digest digest = new SHA3Digest(256);
+		byte[] label = ".onion checksum".getBytes(Charset.forName("US-ASCII"));
+		digest.update(label, 0, label.length);
+		digest.update(publicKey, 0, publicKey.length);
+		digest.update(ONION_HS_PROTOCOL_VERSION);
+		byte[] checksum = new byte[digest.getDigestSize()];
+		digest.doFinal(checksum, 0);
+		byte[] address = new byte[publicKey.length + ONION_CHECKSUM_BYTES + 1];
+		arraycopy(publicKey, 0, address, 0, publicKey.length);
+		arraycopy(checksum, 0, address, publicKey.length, ONION_CHECKSUM_BYTES);
+		address[address.length - 1] = ONION_HS_PROTOCOL_VERSION;
+		return Base32.encode(address).toLowerCase();
+	}
+
 }

bramble-core/src/main/java/org/briarproject/bramble/mailbox/MailboxModule.java

@@ -0,0 +1,16 @@
+package org.briarproject.bramble.mailbox;
+
+import org.briarproject.bramble.api.mailbox.MailboxSettingsManager;
+
+import dagger.Module;
+import dagger.Provides;
+
+@Module
+public class MailboxModule {
+
+	@Provides
+	MailboxSettingsManager provideMailboxSettingsManager(
+			MailboxSettingsManagerImpl mailboxSettingsManager) {
+		return mailboxSettingsManager;
+	}
+}

bramble-core/src/main/java/org/briarproject/bramble/mailbox/MailboxSettingsManagerImpl.java

@@ -0,0 +1,86 @@
+package org.briarproject.bramble.mailbox;
+
+import org.briarproject.bramble.api.db.DbException;
+import org.briarproject.bramble.api.db.Transaction;
+import org.briarproject.bramble.api.mailbox.MailboxProperties;
+import org.briarproject.bramble.api.mailbox.MailboxSettingsManager;
+import org.briarproject.bramble.api.mailbox.MailboxStatus;
+import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
+import org.briarproject.bramble.api.settings.Settings;
+import org.briarproject.bramble.api.settings.SettingsManager;
+
+import javax.annotation.concurrent.Immutable;
+import javax.inject.Inject;
+
+import static org.briarproject.bramble.util.StringUtils.isNullOrEmpty;
+
+@Immutable
+@NotNullByDefault
+class MailboxSettingsManagerImpl implements MailboxSettingsManager {
+
+	// Package access for testing
+	static final String SETTINGS_NAMESPACE = "mailbox";
+	static final String SETTINGS_KEY_ONION = "onion";
+	static final String SETTINGS_KEY_TOKEN = "token";
+	static final String SETTINGS_KEY_LAST_ATTEMPT = "lastAttempt";
+	static final String SETTINGS_KEY_LAST_SUCCESS = "lastSuccess";
+	static final String SETTINGS_KEY_ATTEMPTS = "attempts";
+
+	private final SettingsManager settingsManager;
+
+	@Inject
+	MailboxSettingsManagerImpl(SettingsManager settingsManager) {
+		this.settingsManager = settingsManager;
+	}
+
+	@Override
+	public MailboxProperties getOwnMailboxProperties(Transaction txn)
+			throws DbException {
+		Settings s = settingsManager.getSettings(txn, SETTINGS_NAMESPACE);
+		String onion = s.get(SETTINGS_KEY_ONION);
+		String token = s.get(SETTINGS_KEY_TOKEN);
+		if (isNullOrEmpty(onion) || isNullOrEmpty(token)) return null;
+		return new MailboxProperties(onion, token, true);
+	}
+
+	@Override
+	public void setOwnMailboxProperties(Transaction txn, MailboxProperties p)
+			throws DbException {
+		Settings s = new Settings();
+		s.put(SETTINGS_KEY_ONION, p.getOnionAddress());
+		s.put(SETTINGS_KEY_TOKEN, p.getAuthToken());
+		settingsManager.mergeSettings(txn, s, SETTINGS_NAMESPACE);
+	}
+
+	@Override
+	public MailboxStatus getOwnMailboxStatus(Transaction txn)
+			throws DbException {
+		Settings s = settingsManager.getSettings(txn, SETTINGS_NAMESPACE);
+		long lastAttempt = s.getLong(SETTINGS_KEY_LAST_ATTEMPT, -1);
+		long lastSuccess = s.getLong(SETTINGS_KEY_LAST_SUCCESS, -1);
+		int attempts = s.getInt(SETTINGS_KEY_ATTEMPTS, 0);
+		return new MailboxStatus(lastAttempt, lastSuccess, attempts);
+	}
+
+	@Override
+	public void recordSuccessfulConnection(Transaction txn, long now)
+			throws DbException {
+		Settings s = new Settings();
+		s.putLong(SETTINGS_KEY_LAST_ATTEMPT, now);
+		s.putLong(SETTINGS_KEY_LAST_SUCCESS, now);
+		s.putInt(SETTINGS_KEY_ATTEMPTS, 0);
+		settingsManager.mergeSettings(txn, s, SETTINGS_NAMESPACE);
+	}
+
+	@Override
+	public void recordFailedConnectionAttempt(Transaction txn, long now)
+			throws DbException {
+		Settings oldSettings =
+				settingsManager.getSettings(txn, SETTINGS_NAMESPACE);
+		int attempts = oldSettings.getInt(SETTINGS_KEY_ATTEMPTS, 0);
+		Settings newSettings = new Settings();
+		newSettings.putLong(SETTINGS_KEY_LAST_ATTEMPT, now);
+		newSettings.putInt(SETTINGS_KEY_ATTEMPTS, attempts + 1);
+		settingsManager.mergeSettings(txn, newSettings, SETTINGS_NAMESPACE);
+	}
+}

bramble-core/src/main/java/org/briarproject/bramble/plugin/tor/TorPlugin.java

@@ -34,6 +34,7 @@ import org.briarproject.bramble.api.system.Clock;
 import org.briarproject.bramble.api.system.LocationUtils;
 import org.briarproject.bramble.api.system.ResourceProvider;
 
+import java.io.ByteArrayInputStream;
 import java.io.EOFException;
 import java.io.File;
 import java.io.FileInputStream;
@@ -44,6 +45,7 @@ import java.io.OutputStream;
 import java.net.InetSocketAddress;
 import java.net.ServerSocket;
 import java.net.Socket;
+import java.nio.charset.Charset;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
@@ -68,20 +70,16 @@ import static java.util.logging.Level.WARNING;
 import static java.util.logging.Logger.getLogger;
 import static net.freehaven.tor.control.TorControlCommands.HS_ADDRESS;
 import static net.freehaven.tor.control.TorControlCommands.HS_PRIVKEY;
-import static org.briarproject.bramble.api.nullsafety.NullSafety.requireNonNull;
 import static org.briarproject.bramble.api.plugin.Plugin.State.ACTIVE;
 import static org.briarproject.bramble.api.plugin.Plugin.State.DISABLED;
 import static org.briarproject.bramble.api.plugin.Plugin.State.ENABLING;
 import static org.briarproject.bramble.api.plugin.Plugin.State.INACTIVE;
 import static org.briarproject.bramble.api.plugin.Plugin.State.STARTING_STOPPING;
-import static org.briarproject.bramble.api.plugin.TorConstants.CONTROL_PORT;
 import static org.briarproject.bramble.api.plugin.TorConstants.DEFAULT_PREF_PLUGIN_ENABLE;
 import static org.briarproject.bramble.api.plugin.TorConstants.DEFAULT_PREF_TOR_MOBILE;
 import static org.briarproject.bramble.api.plugin.TorConstants.DEFAULT_PREF_TOR_NETWORK;
 import static org.briarproject.bramble.api.plugin.TorConstants.DEFAULT_PREF_TOR_ONLY_WHEN_CHARGING;
-import static org.briarproject.bramble.api.plugin.TorConstants.HS_PRIVATE_KEY_V2;
 import static org.briarproject.bramble.api.plugin.TorConstants.HS_PRIVATE_KEY_V3;
-import static org.briarproject.bramble.api.plugin.TorConstants.HS_V3_CREATED;
 import static org.briarproject.bramble.api.plugin.TorConstants.ID;
 import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_MOBILE;
 import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_NETWORK;
@@ -90,12 +88,10 @@ import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_NETWORK_
 import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_NETWORK_WITH_BRIDGES;
 import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_ONLY_WHEN_CHARGING;
 import static org.briarproject.bramble.api.plugin.TorConstants.PREF_TOR_PORT;
-import static org.briarproject.bramble.api.plugin.TorConstants.PROP_ONION_V2;
 import static org.briarproject.bramble.api.plugin.TorConstants.PROP_ONION_V3;
 import static org.briarproject.bramble.api.plugin.TorConstants.REASON_BATTERY;
 import static org.briarproject.bramble.api.plugin.TorConstants.REASON_COUNTRY_BLOCKED;
 import static org.briarproject.bramble.api.plugin.TorConstants.REASON_MOBILE_DATA;
-import static org.briarproject.bramble.api.plugin.TorConstants.V3_MIGRATION_PERIOD_MS;
 import static org.briarproject.bramble.plugin.tor.TorRendezvousCrypto.SEED_BYTES;
 import static org.briarproject.bramble.util.IoUtils.copyAndClose;
 import static org.briarproject.bramble.util.IoUtils.tryToClose;
@@ -115,7 +111,6 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 	private static final String OWNER = "__OwningControllerProcess";
 	private static final int COOKIE_TIMEOUT_MS = 3000;
 	private static final int COOKIE_POLLING_INTERVAL_MS = 200;
-	private static final Pattern ONION_V2 = Pattern.compile("[a-z2-7]{16}");
 	private static final Pattern ONION_V3 = Pattern.compile("[a-z2-7]{56}");
 
 	private final Executor ioExecutor, wakefulIoExecutor;
@@ -132,8 +127,11 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 	private final CircumventionProvider circumventionProvider;
 	private final ResourceProvider resourceProvider;
 	private final long maxLatency;
-	private final int maxIdleTime, socketTimeout;
+	private final int maxIdleTime;
+	private final int socketTimeout;
 	private final File torDirectory, geoIpFile, configFile;
+	private final int torSocksPort;
+	private final int torControlPort;
 	private final File doneFile, cookieFile;
 	private final AtomicBoolean used = new AtomicBoolean(false);
 
@@ -162,7 +160,9 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 			String architecture,
 			long maxLatency,
 			int maxIdleTime,
-			File torDirectory) {
+			File torDirectory,
+			int torSocksPort,
+			int torControlPort) {
 		this.ioExecutor = ioExecutor;
 		this.wakefulIoExecutor = wakefulIoExecutor;
 		this.networkManager = networkManager;
@@ -182,6 +182,8 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 			socketTimeout = Integer.MAX_VALUE;
 		else socketTimeout = maxIdleTime * 2;
 		this.torDirectory = torDirectory;
+		this.torSocksPort = torSocksPort;
+		this.torControlPort = torControlPort;
 		geoIpFile = new File(torDirectory, "geoip");
 		configFile = new File(torDirectory, "torrc");
 		doneFile = new File(torDirectory, "done");
@@ -277,6 +279,7 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 					if (LOG.isLoggable(INFO)) listFiles(torDirectory);
 					throw new PluginException();
 				}
+				//noinspection BusyWait
 				Thread.sleep(COOKIE_POLLING_INTERVAL_MS);
 			}
 			LOG.info("Auth cookie created");
@@ -287,7 +290,7 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 		}
 		try {
 			// Open a control connection and authenticate using the cookie file
-			controlSocket = new Socket("127.0.0.1", CONTROL_PORT);
+			controlSocket = new Socket("127.0.0.1", torControlPort);
 			controlConnection = new TorControlConnection(controlSocket);
 			controlConnection.authenticate(read(cookieFile));
 			// Tell Tor to exit when the control connection is closed
@@ -390,9 +393,24 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 		return zin;
 	}
 
+	private static void append(StringBuilder strb, String name, int value) {
+		strb.append(name);
+		strb.append(" ");
+		strb.append(value);
+		strb.append("\n");
+	}
+
 	private InputStream getConfigInputStream() {
-		ClassLoader cl = getClass().getClassLoader();
-		return requireNonNull(cl.getResourceAsStream("torrc"));
+		StringBuilder strb = new StringBuilder();
+		append(strb, "ControlPort", torControlPort);
+		append(strb, "CookieAuthentication", 1);
+		append(strb, "DisableNetwork", 1);
+		append(strb, "RunAsDaemon", 1);
+		append(strb, "SafeSocks", 1);
+		append(strb, "SocksPort", torSocksPort);
+		//noinspection CharsetObjectCanBeUsed
+		return new ByteArrayInputStream(
+				strb.toString().getBytes(Charset.forName("UTF-8")));
 	}
 
 	private void listFiles(File f) {
@@ -457,54 +475,10 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 
 	private void publishHiddenService(String port) {
 		if (!state.isTorRunning()) return;
-		// TODO: Remove support for v2 hidden services after a reasonable
-		// migration period (migration started 2020-06-30)
-		String privKey2 = settings.get(HS_PRIVATE_KEY_V2);
 		String privKey3 = settings.get(HS_PRIVATE_KEY_V3);
-		String v3Created = settings.get(HS_V3_CREATED);
-		// Publish a v2 hidden service if we've already created one, and
-		// either we've never published a v3 hidden service or we're still
-		// in the migration period since first publishing it
-		if (!isNullOrEmpty(privKey2)) {
-			long now = clock.currentTimeMillis();
-			long then = v3Created == null ? now : Long.parseLong(v3Created);
-			if (now - then >= V3_MIGRATION_PERIOD_MS) retireV2HiddenService();
-			else publishV2HiddenService(port, privKey2);
-		}
 		publishV3HiddenService(port, privKey3);
 	}
 
-	private void publishV2HiddenService(String port, String privKey) {
-		LOG.info("Creating v2 hidden service");
-		Map<Integer, String> portLines = singletonMap(80, "127.0.0.1:" + port);
-		Map<String, String> response;
-		try {
-			response = controlConnection.addOnion(privKey, portLines);
-		} catch (IOException e) {
-			logException(LOG, WARNING, e);
-			return;
-		}
-		if (!response.containsKey(HS_ADDRESS)) {
-			LOG.warning("Tor did not return a hidden service address");
-			return;
-		}
-		String onion2 = response.get(HS_ADDRESS);
-		if (LOG.isLoggable(INFO)) {
-			LOG.info("V2 hidden service " + scrubOnion(onion2));
-		}
-		// The hostname has already been published and the private key stored
-	}
-
-	private void retireV2HiddenService() {
-		LOG.info("Retiring v2 hidden service");
-		TransportProperties p = new TransportProperties();
-		p.put(PROP_ONION_V2, "");
-		callback.mergeLocalProperties(p);
-		Settings s = new Settings();
-		s.put(HS_PRIVATE_KEY_V2, "");
-		callback.mergeSettings(s);
-	}
-
 	private void publishV3HiddenService(String port, @Nullable String privKey) {
 		LOG.info("Creating v3 hidden service");
 		Map<Integer, String> portLines = singletonMap(80, "127.0.0.1:" + port);
@@ -541,7 +515,6 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 			// Save the hidden service's private key for next time
 			Settings s = new Settings();
 			s.put(HS_PRIVATE_KEY_V3, response.get(HS_PRIVKEY));
-			s.put(HS_V3_CREATED, String.valueOf(clock.currentTimeMillis()));
 			callback.mergeSettings(s);
 		}
 	}
@@ -648,49 +621,30 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 	@Override
 	public DuplexTransportConnection createConnection(TransportProperties p) {
 		if (getState() != ACTIVE) return null;
-		// TODO: Remove support for v2 hidden services after a reasonable
-		// migration period (migration started 2020-06-30)
-		String bestOnion = null, version = null;
-		String onion2 = p.get(PROP_ONION_V2);
 		String onion3 = p.get(PROP_ONION_V3);
-		if (!isNullOrEmpty(onion2)) {
-			if (ONION_V2.matcher(onion2).matches()) {
-				bestOnion = onion2;
-				version = "v2";
-			} else {
-				// Don't scrub the address so we can find the problem
-				if (LOG.isLoggable(INFO))
-					LOG.info("Invalid v2 hostname: " + onion2);
+		if (onion3 != null && !ONION_V3.matcher(onion3).matches()) {
+			// Don't scrub the address so we can find the problem
+			if (LOG.isLoggable(INFO)) {
+				LOG.info("Invalid v3 hostname: " + onion3);
 			}
+			onion3 = null;
 		}
-		if (!isNullOrEmpty(onion3)) {
-			if (ONION_V3.matcher(onion3).matches()) {
-				bestOnion = onion3;
-				version = "v3";
-			} else {
-				// Don't scrub the address so we can find the problem
-				if (LOG.isLoggable(INFO))
-					LOG.info("Invalid v3 hostname: " + onion3);
-			}
-		}
-		if (bestOnion == null) return null;
+		if (onion3 == null) return null;
 		Socket s = null;
 		try {
 			if (LOG.isLoggable(INFO)) {
-				LOG.info("Connecting to " + version + " "
-						+ scrubOnion(bestOnion));
+				LOG.info("Connecting to v3 " + scrubOnion(onion3));
 			}
-			s = torSocketFactory.createSocket(bestOnion + ".onion", 80);
+			s = torSocketFactory.createSocket(onion3 + ".onion", 80);
 			s.setSoTimeout(socketTimeout);
 			if (LOG.isLoggable(INFO)) {
-				LOG.info("Connected to " + version + " "
-						+ scrubOnion(bestOnion));
+				LOG.info("Connected to v3 " + scrubOnion(onion3));
 			}
 			return new TorTransportConnection(this, s);
 		} catch (IOException e) {
 			if (LOG.isLoggable(INFO)) {
-				LOG.info("Could not connect to " + version + " "
-						+ scrubOnion(bestOnion) + ": " + e.toString());
+				LOG.info("Could not connect to v3 "
+						+ scrubOnion(onion3) + ": " + e.toString());
 			}
 			tryToClose(s, LOG, WARNING);
 			return null;
@@ -984,17 +938,17 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 		@Nullable
 		private ServerSocket serverSocket = null;
 
-		synchronized void setStarted() {
+		private synchronized void setStarted() {
 			started = true;
 			callback.pluginStateChanged(getState());
 		}
 
-		synchronized boolean isTorRunning() {
+		private synchronized boolean isTorRunning() {
 			return started && !stopped;
 		}
 
 		@Nullable
-		synchronized ServerSocket setStopped() {
+		private synchronized ServerSocket setStopped() {
 			stopped = true;
 			ServerSocket ss = serverSocket;
 			serverSocket = null;
@@ -1002,44 +956,44 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 			return ss;
 		}
 
-		synchronized void setBootstrapped() {
+		private synchronized void setBootstrapped() {
 			bootstrapped = true;
 			callback.pluginStateChanged(getState());
 		}
 
-		synchronized boolean getAndSetCircuitBuilt() {
+		private synchronized boolean getAndSetCircuitBuilt() {
 			boolean firstCircuit = !circuitBuilt;
 			circuitBuilt = true;
 			callback.pluginStateChanged(getState());
 			return firstCircuit;
 		}
 
-		synchronized void enableNetwork(boolean enable) {
+		private synchronized void enableNetwork(boolean enable) {
 			networkInitialised = true;
 			networkEnabled = enable;
 			if (!enable) circuitBuilt = false;
 			callback.pluginStateChanged(getState());
 		}
 
-		synchronized void setReasonsDisabled(int reasonsDisabled) {
+		private synchronized void setReasonsDisabled(int reasonsDisabled) {
 			settingsChecked = true;
 			this.reasonsDisabled = reasonsDisabled;
 			callback.pluginStateChanged(getState());
 		}
 
 		// Doesn't affect getState()
-		synchronized boolean setServerSocket(ServerSocket ss) {
+		private synchronized boolean setServerSocket(ServerSocket ss) {
 			if (stopped || serverSocket != null) return false;
 			serverSocket = ss;
 			return true;
 		}
 
 		// Doesn't affect getState()
-		synchronized void clearServerSocket(ServerSocket ss) {
+		private synchronized void clearServerSocket(ServerSocket ss) {
 			if (serverSocket == ss) serverSocket = null;
 		}
 
-		synchronized State getState() {
+		private synchronized State getState() {
 			if (!started || stopped || !settingsChecked) {
 				return STARTING_STOPPING;
 			}
@@ -1049,7 +1003,7 @@ abstract class TorPlugin implements DuplexPlugin, EventHandler, EventListener {
 			return bootstrapped && circuitBuilt ? ACTIVE : ENABLING;
 		}
 
-		synchronized int getReasonsDisabled() {
+		private synchronized int getReasonsDisabled() {
 			return getState() == DISABLED ? reasonsDisabled : 0;
 		}
 	}

bramble-core/src/main/java/org/briarproject/bramble/plugin/tor/TorRendezvousCryptoImpl.java

@@ -4,39 +4,26 @@ import net.i2p.crypto.eddsa.spec.EdDSANamedCurveSpec;
 import net.i2p.crypto.eddsa.spec.EdDSANamedCurveTable;
 import net.i2p.crypto.eddsa.spec.EdDSAPrivateKeySpec;
 
-import org.bouncycastle.crypto.Digest;
-import org.bouncycastle.crypto.digests.SHA3Digest;
 import org.bouncycastle.util.encoders.Base64;
-import org.briarproject.bramble.util.Base32;
+import org.briarproject.bramble.api.crypto.CryptoComponent;
 
 import java.nio.charset.Charset;
 
-import static java.lang.System.arraycopy;
-
-public class TorRendezvousCryptoImpl implements TorRendezvousCrypto {
+class TorRendezvousCryptoImpl implements TorRendezvousCrypto {
 
 	private static final EdDSANamedCurveSpec CURVE_SPEC =
 			EdDSANamedCurveTable.getByName("Ed25519");
 
-	private static final byte HS_PROTOCOL_VERSION = 3;
-	private static final int CHECKSUM_BYTES = 2;
+	private final CryptoComponent crypto;
+
+	TorRendezvousCryptoImpl(CryptoComponent crypto) {
+		this.crypto = crypto;
+	}
 
 	@Override
 	public String getOnionAddress(byte[] seed) {
 		EdDSAPrivateKeySpec spec = new EdDSAPrivateKeySpec(seed, CURVE_SPEC);
-		byte[] publicKey = spec.getA().toByteArray();
-		Digest digest = new SHA3Digest(256);
-		byte[] label = ".onion checksum".getBytes(Charset.forName("US-ASCII"));
-		digest.update(label, 0, label.length);
-		digest.update(publicKey, 0, publicKey.length);
-		digest.update(HS_PROTOCOL_VERSION);
-		byte[] checksum = new byte[digest.getDigestSize()];
-		digest.doFinal(checksum, 0);
-		byte[] address = new byte[publicKey.length + CHECKSUM_BYTES + 1];
-		arraycopy(publicKey, 0, address, 0, publicKey.length);
-		arraycopy(checksum, 0, address, publicKey.length, CHECKSUM_BYTES);
-		address[address.length - 1] = HS_PROTOCOL_VERSION;
-		return Base32.encode(address).toLowerCase();
+		return crypto.encodeOnionAddress(spec.getA().toByteArray());
 	}
 
 	@Override

bramble-core/src/main/java/org/briarproject/bramble/settings/SettingsManagerImpl.java

@@ -37,4 +37,10 @@ class SettingsManagerImpl implements SettingsManager {
 	public void mergeSettings(Settings s, String namespace) throws DbException {
 		db.transaction(false, txn -> db.mergeSettings(txn, s, namespace));
 	}
+
+	@Override
+	public void mergeSettings(Transaction txn, Settings s, String namespace)
+			throws DbException {
+		db.mergeSettings(txn, s, namespace);
+	}
 }

bramble-core/src/main/java/org/briarproject/bramble/socks/SocksModule.java

@@ -1,5 +1,7 @@
 package org.briarproject.bramble.socks;
 
+import org.briarproject.bramble.api.plugin.TorSocksPort;
+
 import java.net.InetSocketAddress;
 
 import javax.net.SocketFactory;
@@ -9,15 +11,14 @@ import dagger.Provides;
 
 import static org.briarproject.bramble.api.plugin.TorConstants.CONNECT_TO_PROXY_TIMEOUT;
 import static org.briarproject.bramble.api.plugin.TorConstants.EXTRA_SOCKET_TIMEOUT;
-import static org.briarproject.bramble.api.plugin.TorConstants.SOCKS_PORT;
 
 @Module
 public class SocksModule {
 
 	@Provides
-	SocketFactory provideTorSocketFactory() {
+	SocketFactory provideTorSocketFactory(@TorSocksPort int torSocksPort) {
 		InetSocketAddress proxy = new InetSocketAddress("127.0.0.1",
-				SOCKS_PORT);
+				torSocksPort);
 		return new SocksSocketFactory(proxy, CONNECT_TO_PROXY_TIMEOUT,
 				EXTRA_SOCKET_TIMEOUT);
 	}

bramble-core/src/main/resources/torrc

@@ -1,6 +0,0 @@
-ControlPort 59051
-CookieAuthentication 1
-DisableNetwork 1
-RunAsDaemon 1
-SafeSocks 1
-SocksPort 59050

bramble-core/src/test/java/org/briarproject/bramble/client/ClientHelperImplTest.java

@@ -24,11 +24,10 @@ import org.briarproject.bramble.api.sync.GroupId;
 import org.briarproject.bramble.api.sync.Message;
 import org.briarproject.bramble.api.sync.MessageFactory;
 import org.briarproject.bramble.api.sync.MessageId;
-import org.briarproject.bramble.test.BrambleTestCase;
+import org.briarproject.bramble.test.BrambleMockTestCase;
 import org.briarproject.bramble.test.DbExpectations;
 import org.briarproject.bramble.util.StringUtils;
 import org.jmock.Expectations;
-import org.jmock.Mockery;
 import org.junit.Test;
 
 import java.io.ByteArrayOutputStream;
@@ -53,9 +52,8 @@ import static org.junit.Assert.assertArrayEquals;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.fail;
 
-public class ClientHelperImplTest extends BrambleTestCase {
+public class ClientHelperImplTest extends BrambleMockTestCase {
 
-	private final Mockery context = new Mockery();
 	private final DatabaseComponent db = context.mock(DatabaseComponent.class);
 	private final MessageFactory messageFactory =
 			context.mock(MessageFactory.class);
@@ -100,7 +98,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 		}});
 
 		clientHelper.addLocalMessage(message, dictionary, shared);
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -112,7 +109,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 		}});
 
 		clientHelper.createMessage(groupId, timestamp, list);
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -127,7 +123,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 		}});
 
 		clientHelper.getMessageAsList(messageId);
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -144,7 +139,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 
 		assertEquals(dictionary,
 				clientHelper.getGroupMetadataAsDictionary(groupId));
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -161,7 +155,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 
 		assertEquals(dictionary,
 				clientHelper.getMessageMetadataAsDictionary(messageId));
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -179,7 +172,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 		}});
 
 		assertEquals(map, clientHelper.getMessageMetadataAsDictionary(groupId));
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -204,7 +196,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 
 		assertEquals(map,
 				clientHelper.getMessageMetadataAsDictionary(groupId, query));
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -219,7 +210,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 		}});
 
 		clientHelper.mergeGroupMetadata(groupId, dictionary);
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -234,7 +224,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 		}});
 
 		clientHelper.mergeMessageMetadata(messageId, dictionary);
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -242,7 +231,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 		byte[] bytes = expectToByteArray(list);
 
 		assertArrayEquals(bytes, clientHelper.toByteArray(list));
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -250,7 +238,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 		expectToList(true);
 
 		assertEquals(list, clientHelper.toList(getRandomBytes(123)));
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -262,7 +249,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 			fail();
 		} catch (FormatException e) {
 			// expected
-			context.assertIsSatisfied();
 		}
 	}
 
@@ -279,7 +265,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 
 		assertArrayEquals(signature,
 				clientHelper.sign(label, list, privateKey));
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -295,7 +280,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 		}});
 
 		clientHelper.verifySignature(signature, label, list, publicKey);
-		context.assertIsSatisfied();
 	}
 
 	@Test
@@ -315,7 +299,6 @@ public class ClientHelperImplTest extends BrambleTestCase {
 			fail();
 		} catch (GeneralSecurityException e) {
 			// expected
-			context.assertIsSatisfied();
 		}
 	}
 

bramble-core/src/test/java/org/briarproject/bramble/keyagreement/KeyAgreementProtocolTest.java

@@ -12,6 +12,7 @@ import org.briarproject.bramble.test.BrambleTestCase;
 import org.jmock.Expectations;
 import org.jmock.auto.Mock;
 import org.jmock.integration.junit4.JUnitRuleMockery;
+import org.jmock.lib.concurrent.Synchroniser;
 import org.jmock.lib.legacy.ClassImposteriser;
 import org.junit.Rule;
 import org.junit.Test;
@@ -35,6 +36,7 @@ public class KeyAgreementProtocolTest extends BrambleTestCase {
 	public JUnitRuleMockery context = new JUnitRuleMockery() {{
 		// So we can mock concrete classes like KeyAgreementTransport
 		setImposteriser(ClassImposteriser.INSTANCE);
+		setThreadingPolicy(new Synchroniser());
 	}};
 
 	private final PublicKey alicePubKey = getAgreementPublicKey();

bramble-core/src/test/java/org/briarproject/bramble/mailbox/MailboxSettingsManagerImplTest.java

@@ -0,0 +1,169 @@
+package org.briarproject.bramble.mailbox;
+
+import org.briarproject.bramble.api.db.Transaction;
+import org.briarproject.bramble.api.mailbox.MailboxProperties;
+import org.briarproject.bramble.api.mailbox.MailboxSettingsManager;
+import org.briarproject.bramble.api.mailbox.MailboxStatus;
+import org.briarproject.bramble.api.settings.Settings;
+import org.briarproject.bramble.api.settings.SettingsManager;
+import org.briarproject.bramble.test.BrambleMockTestCase;
+import org.jmock.Expectations;
+import org.junit.Test;
+
+import static org.briarproject.bramble.mailbox.MailboxSettingsManagerImpl.SETTINGS_KEY_ATTEMPTS;
+import static org.briarproject.bramble.mailbox.MailboxSettingsManagerImpl.SETTINGS_KEY_LAST_ATTEMPT;
+import static org.briarproject.bramble.mailbox.MailboxSettingsManagerImpl.SETTINGS_KEY_LAST_SUCCESS;
+import static org.briarproject.bramble.mailbox.MailboxSettingsManagerImpl.SETTINGS_KEY_ONION;
+import static org.briarproject.bramble.mailbox.MailboxSettingsManagerImpl.SETTINGS_KEY_TOKEN;
+import static org.briarproject.bramble.mailbox.MailboxSettingsManagerImpl.SETTINGS_NAMESPACE;
+import static org.briarproject.bramble.util.StringUtils.getRandomString;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+public class MailboxSettingsManagerImplTest extends BrambleMockTestCase {
+
+	private final SettingsManager settingsManager =
+			context.mock(SettingsManager.class);
+
+	private final MailboxSettingsManager manager =
+			new MailboxSettingsManagerImpl(settingsManager);
+	private final String onion = getRandomString(64);
+	private final String token = getRandomString(64);
+	private final long now = System.currentTimeMillis();
+	private final long lastAttempt = now - 1234;
+	private final long lastSuccess = now - 2345;
+	private final int attempts = 123;
+
+	@Test
+	public void testReturnsNullPropertiesIfSettingsAreEmpty() throws Exception {
+		Transaction txn = new Transaction(null, true);
+		Settings emptySettings = new Settings();
+
+		context.checking(new Expectations() {{
+			oneOf(settingsManager).getSettings(txn, SETTINGS_NAMESPACE);
+			will(returnValue(emptySettings));
+		}});
+
+		assertNull(manager.getOwnMailboxProperties(txn));
+	}
+
+	@Test
+	public void testReturnsProperties() throws Exception {
+		Transaction txn = new Transaction(null, true);
+		Settings settings = new Settings();
+		settings.put(SETTINGS_KEY_ONION, onion);
+		settings.put(SETTINGS_KEY_TOKEN, token);
+
+		context.checking(new Expectations() {{
+			oneOf(settingsManager).getSettings(txn, SETTINGS_NAMESPACE);
+			will(returnValue(settings));
+		}});
+
+		MailboxProperties properties = manager.getOwnMailboxProperties(txn);
+		assertNotNull(properties);
+		assertEquals(onion, properties.getOnionAddress());
+		assertEquals(token, properties.getAuthToken());
+		assertTrue(properties.isOwner());
+	}
+
+	@Test
+	public void testStoresProperties() throws Exception {
+		Transaction txn = new Transaction(null, false);
+		Settings expectedSettings = new Settings();
+		expectedSettings.put(SETTINGS_KEY_ONION, onion);
+		expectedSettings.put(SETTINGS_KEY_TOKEN, token);
+		MailboxProperties properties =
+				new MailboxProperties(onion, token, true);
+
+		context.checking(new Expectations() {{
+			oneOf(settingsManager).mergeSettings(txn, expectedSettings,
+					SETTINGS_NAMESPACE);
+		}});
+
+		manager.setOwnMailboxProperties(txn, properties);
+	}
+
+	@Test
+	public void testReturnsDefaultStatusIfSettingsAreEmpty() throws Exception {
+		Transaction txn = new Transaction(null, true);
+		Settings emptySettings = new Settings();
+
+		context.checking(new Expectations() {{
+			oneOf(settingsManager).getSettings(txn, SETTINGS_NAMESPACE);
+			will(returnValue(emptySettings));
+		}});
+
+		MailboxStatus status = manager.getOwnMailboxStatus(txn);
+		assertEquals(-1, status.getTimeOfLastAttempt());
+		assertEquals(-1, status.getTimeOfLastSuccess());
+		assertEquals(0, status.getAttemptsSinceSuccess());
+	}
+
+	@Test
+	public void testReturnsStatus() throws Exception {
+		Transaction txn = new Transaction(null, true);
+		Settings settings = new Settings();
+		settings.putLong(SETTINGS_KEY_LAST_ATTEMPT, lastAttempt);
+		settings.putLong(SETTINGS_KEY_LAST_SUCCESS, lastSuccess);
+		settings.putInt(SETTINGS_KEY_ATTEMPTS, attempts);
+
+		context.checking(new Expectations() {{
+			oneOf(settingsManager).getSettings(txn, SETTINGS_NAMESPACE);
+			will(returnValue(settings));
+		}});
+
+		MailboxStatus status = manager.getOwnMailboxStatus(txn);
+		assertEquals(lastAttempt, status.getTimeOfLastAttempt());
+		assertEquals(lastSuccess, status.getTimeOfLastSuccess());
+		assertEquals(attempts, status.getAttemptsSinceSuccess());
+	}
+
+	@Test
+	public void testRecordsSuccess() throws Exception {
+		Transaction txn = new Transaction(null, false);
+		Settings expectedSettings = new Settings();
+		expectedSettings.putLong(SETTINGS_KEY_LAST_ATTEMPT, now);
+		expectedSettings.putLong(SETTINGS_KEY_LAST_SUCCESS, now);
+		expectedSettings.putInt(SETTINGS_KEY_ATTEMPTS, 0);
+
+		context.checking(new Expectations() {{
+			oneOf(settingsManager).mergeSettings(txn, expectedSettings,
+					SETTINGS_NAMESPACE);
+		}});
+
+		manager.recordSuccessfulConnection(txn, now);
+	}
+
+	@Test
+	public void testRecordsFailureOnFirstAttempt() throws Exception {
+		testRecordsFailure(new Settings(), 0);
+	}
+
+	@Test
+	public void testRecordsFailureOnLaterAttempt() throws Exception {
+		Settings oldSettings = new Settings();
+		oldSettings.putLong(SETTINGS_KEY_LAST_ATTEMPT, lastAttempt);
+		oldSettings.putLong(SETTINGS_KEY_LAST_SUCCESS, lastSuccess);
+		oldSettings.putInt(SETTINGS_KEY_ATTEMPTS, attempts);
+		testRecordsFailure(oldSettings, attempts);
+	}
+
+	private void testRecordsFailure(Settings oldSettings, int oldAttempts)
+			throws Exception {
+		Transaction txn = new Transaction(null, false);
+		Settings expectedSettings = new Settings();
+		expectedSettings.putLong(SETTINGS_KEY_LAST_ATTEMPT, now);
+		expectedSettings.putInt(SETTINGS_KEY_ATTEMPTS, oldAttempts + 1);
+
+		context.checking(new Expectations() {{
+			oneOf(settingsManager).getSettings(txn, SETTINGS_NAMESPACE);
+			will(returnValue(oldSettings));
+			oneOf(settingsManager).mergeSettings(txn, expectedSettings,
+					SETTINGS_NAMESPACE);
+		}});
+
+		manager.recordFailedConnectionAttempt(txn, now);
+	}
+}

bramble-core/src/test/java/org/briarproject/bramble/plugin/PluginManagerImplTest.java

@@ -12,10 +12,8 @@ import org.briarproject.bramble.api.plugin.simplex.SimplexPlugin;
 import org.briarproject.bramble.api.plugin.simplex.SimplexPluginFactory;
 import org.briarproject.bramble.api.properties.TransportPropertyManager;
 import org.briarproject.bramble.api.settings.SettingsManager;
-import org.briarproject.bramble.test.BrambleTestCase;
+import org.briarproject.bramble.test.BrambleMockTestCase;
 import org.jmock.Expectations;
-import org.jmock.Mockery;
-import org.jmock.lib.concurrent.Synchroniser;
 import org.junit.Test;
 
 import java.util.Arrays;
@@ -24,13 +22,10 @@ import java.util.concurrent.Executors;
 
 import static org.briarproject.bramble.test.TestUtils.getTransportId;
 
-public class PluginManagerImplTest extends BrambleTestCase {
+public class PluginManagerImplTest extends BrambleMockTestCase {
 
 	@Test
 	public void testStartAndStop() throws Exception {
-		Mockery context = new Mockery() {{
-			setThreadingPolicy(new Synchroniser());
-		}};
 		Executor ioExecutor = Executors.newSingleThreadExecutor();
 		EventBus eventBus = context.mock(EventBus.class);
 		PluginConfig pluginConfig = context.mock(PluginConfig.class);
@@ -116,7 +111,5 @@ public class PluginManagerImplTest extends BrambleTestCase {
 		// Two plugins should be started and stopped
 		p.startService();
 		p.stopService();
-
-		context.assertIsSatisfied();
 	}
 }

bramble-core/src/test/java/org/briarproject/bramble/test/TestFeatureFlagModule.java

@@ -24,21 +24,6 @@ public class TestFeatureFlagModule {
 			public boolean shouldEnableDisappearingMessages() {
 				return true;
 			}
-
-			@Override
-			public boolean shouldEnableConnectViaBluetooth() {
-				return true;
-			}
-
-			@Override
-			public boolean shouldEnableTransferData() {
-				return true;
-			}
-
-			@Override
-			public boolean shouldEnableShareAppViaOfflineHotspot() {
-				return true;
-			}
 		};
 	}
 }

bramble-core/src/test/java/org/briarproject/bramble/transport/StreamReaderImplTest.java

@@ -1,19 +1,17 @@
 package org.briarproject.bramble.transport;
 
 import org.briarproject.bramble.api.crypto.StreamDecrypter;
-import org.briarproject.bramble.test.BrambleTestCase;
+import org.briarproject.bramble.test.BrambleMockTestCase;
 import org.jmock.Expectations;
-import org.jmock.Mockery;
 import org.junit.Test;
 
 import static org.briarproject.bramble.api.transport.TransportConstants.MAX_PAYLOAD_LENGTH;
 import static org.junit.Assert.assertEquals;
 
-public class StreamReaderImplTest extends BrambleTestCase {
+public class StreamReaderImplTest extends BrambleMockTestCase {
 
 	@Test
 	public void testEmptyFramesAreSkipped() throws Exception {
-		Mockery context = new Mockery();
 		StreamDecrypter decrypter = context.mock(StreamDecrypter.class);
 		context.checking(new Expectations() {{
 			oneOf(decrypter).readFrame(with(any(byte[].class)));
@@ -30,13 +28,11 @@ public class StreamReaderImplTest extends BrambleTestCase {
 		assertEquals(0, r.read()); // Read another byte
 		assertEquals(-1, r.read()); // Skip the second empty frame, reach EOF
 		assertEquals(-1, r.read()); // Still at EOF
-		context.assertIsSatisfied();
 		r.close();
 	}
 
 	@Test
 	public void testEmptyFramesAreSkippedWithBuffer() throws Exception {
-		Mockery context = new Mockery();
 		StreamDecrypter decrypter = context.mock(StreamDecrypter.class);
 		context.checking(new Expectations() {{
 			oneOf(decrypter).readFrame(with(any(byte[].class)));
@@ -56,13 +52,11 @@ public class StreamReaderImplTest extends BrambleTestCase {
 		assertEquals(-1, r.read(buf));
 		// Still at EOF
 		assertEquals(-1, r.read(buf));
-		context.assertIsSatisfied();
 		r.close();
 	}
 
 	@Test
 	public void testMultipleReadsPerFrame() throws Exception {
-		Mockery context = new Mockery();
 		StreamDecrypter decrypter = context.mock(StreamDecrypter.class);
 		context.checking(new Expectations() {{
 			oneOf(decrypter).readFrame(with(any(byte[].class)));
@@ -78,13 +72,11 @@ public class StreamReaderImplTest extends BrambleTestCase {
 		assertEquals(MAX_PAYLOAD_LENGTH / 2, r.read(buf));
 		// Reach EOF
 		assertEquals(-1, r.read(buf, 0, buf.length));
-		context.assertIsSatisfied();
 		r.close();
 	}
 
 	@Test
 	public void testMultipleReadsPerFrameWithOffsets() throws Exception {
-		Mockery context = new Mockery();
 		StreamDecrypter decrypter = context.mock(StreamDecrypter.class);
 		context.checking(new Expectations() {{
 			oneOf(decrypter).readFrame(with(any(byte[].class)));
@@ -102,7 +94,6 @@ public class StreamReaderImplTest extends BrambleTestCase {
 				MAX_PAYLOAD_LENGTH / 2));
 		// Reach EOF
 		assertEquals(-1, r.read(buf, 0, buf.length));
-		context.assertIsSatisfied();
 		r.close();
 	}
 }

bramble-core/src/test/java/org/briarproject/bramble/transport/StreamWriterImplTest.java

@@ -1,19 +1,17 @@
 package org.briarproject.bramble.transport;
 
 import org.briarproject.bramble.api.crypto.StreamEncrypter;
-import org.briarproject.bramble.test.BrambleTestCase;
+import org.briarproject.bramble.test.BrambleMockTestCase;
 import org.jmock.Expectations;
-import org.jmock.Mockery;
 import org.junit.Test;
 
 import static org.briarproject.bramble.api.transport.TransportConstants.MAX_PAYLOAD_LENGTH;
 import static org.junit.Assert.assertEquals;
 
-public class StreamWriterImplTest extends BrambleTestCase {
+public class StreamWriterImplTest extends BrambleMockTestCase {
 
 	@Test
 	public void testCloseWithoutWritingWritesFinalFrame() throws Exception {
-		Mockery context = new Mockery();
 		StreamEncrypter encrypter = context.mock(StreamEncrypter.class);
 		context.checking(new Expectations() {{
 			// Write an empty final frame
@@ -24,13 +22,11 @@ public class StreamWriterImplTest extends BrambleTestCase {
 		}});
 		StreamWriterImpl w = new StreamWriterImpl(encrypter);
 		w.close();
-		context.assertIsSatisfied();
 	}
 
 	@Test
 	public void testFlushWithoutBufferedDataWritesFrameAndFlushes()
 			throws Exception {
-		Mockery context = new Mockery();
 		StreamEncrypter encrypter = context.mock(StreamEncrypter.class);
 		StreamWriterImpl w = new StreamWriterImpl(encrypter);
 		context.checking(new Expectations() {{
@@ -51,13 +47,11 @@ public class StreamWriterImplTest extends BrambleTestCase {
 			oneOf(encrypter).flush();
 		}});
 		w.close();
-		context.assertIsSatisfied();
 	}
 
 	@Test
 	public void testFlushWithBufferedDataWritesFrameAndFlushes()
 			throws Exception {
-		Mockery context = new Mockery();
 		StreamEncrypter encrypter = context.mock(StreamEncrypter.class);
 		StreamWriterImpl w = new StreamWriterImpl(encrypter);
 		context.checking(new Expectations() {{
@@ -79,12 +73,10 @@ public class StreamWriterImplTest extends BrambleTestCase {
 			oneOf(encrypter).flush();
 		}});
 		w.close();
-		context.assertIsSatisfied();
 	}
 
 	@Test
 	public void testSingleByteWritesWriteFullFrame() throws Exception {
-		Mockery context = new Mockery();
 		StreamEncrypter encrypter = context.mock(StreamEncrypter.class);
 		StreamWriterImpl w = new StreamWriterImpl(encrypter);
 		context.checking(new Expectations() {{
@@ -103,12 +95,10 @@ public class StreamWriterImplTest extends BrambleTestCase {
 			oneOf(encrypter).flush();
 		}});
 		w.close();
-		context.assertIsSatisfied();
 	}
 
 	@Test
 	public void testMultiByteWritesWriteFullFrames() throws Exception {
-		Mockery context = new Mockery();
 		StreamEncrypter encrypter = context.mock(StreamEncrypter.class);
 		StreamWriterImpl w = new StreamWriterImpl(encrypter);
 		context.checking(new Expectations() {{
@@ -134,12 +124,10 @@ public class StreamWriterImplTest extends BrambleTestCase {
 			oneOf(encrypter).flush();
 		}});
 		w.close();
-		context.assertIsSatisfied();
 	}
 
 	@Test
 	public void testLargeMultiByteWriteWritesFullFrames() throws Exception {
-		Mockery context = new Mockery();
 		StreamEncrypter encrypter = context.mock(StreamEncrypter.class);
 		StreamWriterImpl w = new StreamWriterImpl(encrypter);
 		context.checking(new Expectations() {{
@@ -157,6 +145,5 @@ public class StreamWriterImplTest extends BrambleTestCase {
 		w.write(b);
 		// There should be one byte left in the buffer
 		w.close();
-		context.assertIsSatisfied();
 	}
 }

bramble-java/build.gradle

@@ -17,8 +17,8 @@ dependencies {
 	def jna_version = '4.5.2'
 	implementation "net.java.dev.jna:jna:$jna_version"
 	implementation "net.java.dev.jna:jna-platform:$jna_version"
-	tor 'org.briarproject:tor:0.3.5.15'
-	tor 'org.briarproject:obfs4proxy:0.0.12-dev-40245c4a@zip'
+	tor "org.briarproject:tor:$tor_version"
+	tor "org.briarproject:obfs4proxy:$obfs4proxy_version@zip"
 
 	annotationProcessor "com.google.dagger:dagger-compiler:$dagger_version"
 

bramble-java/src/main/java/org/briarproject/bramble/plugin/tor/JavaTorPlugin.java

@@ -35,12 +35,15 @@ abstract class JavaTorPlugin extends TorPlugin {
 			String architecture,
 			long maxLatency,
 			int maxIdleTime,
-			File torDirectory) {
+			File torDirectory,
+			int torSocksPort,
+			int torControlPort) {
 		super(ioExecutor, wakefulIoExecutor, networkManager, locationUtils,
 				torSocketFactory, clock, resourceProvider,
 				circumventionProvider, batteryManager, backoff,
 				torRendezvousCrypto, callback, architecture,
-				maxLatency, maxIdleTime, torDirectory);
+				maxLatency, maxIdleTime, torDirectory, torSocksPort,
+				torControlPort);
 	}
 
 	@Override

bramble-java/src/main/java/org/briarproject/bramble/plugin/tor/UnixTorPlugin.java

@@ -35,12 +35,15 @@ class UnixTorPlugin extends JavaTorPlugin {
 			String architecture,
 			long maxLatency,
 			int maxIdleTime,
-			File torDirectory) {
+			File torDirectory,
+			int torSocksPort,
+			int torControlPort) {
 		super(ioExecutor, wakefulIoExecutor, networkManager, locationUtils,
 				torSocketFactory, clock, resourceProvider,
 				circumventionProvider, batteryManager, backoff,
 				torRendezvousCrypto, callback, architecture,
-				maxLatency, maxIdleTime, torDirectory);
+				maxLatency, maxIdleTime, torDirectory, torSocksPort,
+				torControlPort);
 	}
 
 	@Override

bramble-java/src/main/java/org/briarproject/bramble/plugin/tor/UnixTorPluginFactory.java

@@ -1,6 +1,7 @@
 package org.briarproject.bramble.plugin.tor;
 
 import org.briarproject.bramble.api.battery.BatteryManager;
+import org.briarproject.bramble.api.crypto.CryptoComponent;
 import org.briarproject.bramble.api.event.EventBus;
 import org.briarproject.bramble.api.lifecycle.IoExecutor;
 import org.briarproject.bramble.api.network.NetworkManager;
@@ -9,7 +10,9 @@ import org.briarproject.bramble.api.plugin.Backoff;
 import org.briarproject.bramble.api.plugin.BackoffFactory;
 import org.briarproject.bramble.api.plugin.PluginCallback;
 import org.briarproject.bramble.api.plugin.TorConstants;
+import org.briarproject.bramble.api.plugin.TorControlPort;
 import org.briarproject.bramble.api.plugin.TorDirectory;
+import org.briarproject.bramble.api.plugin.TorSocksPort;
 import org.briarproject.bramble.api.plugin.TransportId;
 import org.briarproject.bramble.api.plugin.duplex.DuplexPlugin;
 import org.briarproject.bramble.api.plugin.duplex.DuplexPluginFactory;
@@ -54,6 +57,9 @@ public class UnixTorPluginFactory implements DuplexPluginFactory {
 	private final BatteryManager batteryManager;
 	private final Clock clock;
 	private final File torDirectory;
+	private int torSocksPort;
+	private int torControlPort;
+	private final CryptoComponent crypto;
 
 	@Inject
 	UnixTorPluginFactory(@IoExecutor Executor ioExecutor,
@@ -67,7 +73,10 @@ public class UnixTorPluginFactory implements DuplexPluginFactory {
 			CircumventionProvider circumventionProvider,
 			BatteryManager batteryManager,
 			Clock clock,
-			@TorDirectory File torDirectory) {
+			@TorDirectory File torDirectory,
+			@TorSocksPort int torSocksPort,
+			@TorControlPort int torControlPort,
+			CryptoComponent crypto) {
 		this.ioExecutor = ioExecutor;
 		this.wakefulIoExecutor = wakefulIoExecutor;
 		this.networkManager = networkManager;
@@ -80,6 +89,9 @@ public class UnixTorPluginFactory implements DuplexPluginFactory {
 		this.batteryManager = batteryManager;
 		this.clock = clock;
 		this.torDirectory = torDirectory;
+		this.torSocksPort = torSocksPort;
+		this.torControlPort = torControlPort;
+		this.crypto = crypto;
 	}
 
 	@Override
@@ -120,12 +132,14 @@ public class UnixTorPluginFactory implements DuplexPluginFactory {
 
 		Backoff backoff = backoffFactory.createBackoff(MIN_POLLING_INTERVAL,
 				MAX_POLLING_INTERVAL, BACKOFF_BASE);
-		TorRendezvousCrypto torRendezvousCrypto = new TorRendezvousCryptoImpl();
+		TorRendezvousCrypto torRendezvousCrypto =
+				new TorRendezvousCryptoImpl(crypto);
 		UnixTorPlugin plugin = new UnixTorPlugin(ioExecutor, wakefulIoExecutor,
 				networkManager, locationUtils, torSocketFactory, clock,
 				resourceProvider, circumventionProvider, batteryManager,
 				backoff, torRendezvousCrypto, callback, architecture,
-				MAX_LATENCY, MAX_IDLE_TIME, torDirectory);
+				MAX_LATENCY, MAX_IDLE_TIME, torDirectory, torSocksPort,
+				torControlPort);
 		eventBus.addListener(plugin);
 		return plugin;
 	}

bramble-java/src/test/java/org/briarproject/bramble/plugin/tor/BridgeTest.java

@@ -2,6 +2,7 @@ package org.briarproject.bramble.plugin.tor;
 
 import org.briarproject.bramble.BrambleCoreIntegrationTestEagerSingletons;
 import org.briarproject.bramble.api.battery.BatteryManager;
+import org.briarproject.bramble.api.crypto.CryptoComponent;
 import org.briarproject.bramble.api.event.EventBus;
 import org.briarproject.bramble.api.lifecycle.IoExecutor;
 import org.briarproject.bramble.api.network.NetworkManager;
@@ -36,6 +37,8 @@ import static java.util.Collections.singletonList;
 import static java.util.concurrent.TimeUnit.SECONDS;
 import static java.util.logging.Logger.getLogger;
 import static org.briarproject.bramble.api.plugin.Plugin.State.ACTIVE;
+import static org.briarproject.bramble.api.plugin.TorConstants.DEFAULT_CONTROL_PORT;
+import static org.briarproject.bramble.api.plugin.TorConstants.DEFAULT_SOCKS_PORT;
 import static org.briarproject.bramble.test.TestUtils.deleteTestDirectory;
 import static org.briarproject.bramble.test.TestUtils.getTestDirectory;
 import static org.briarproject.bramble.test.TestUtils.isOptionalTestEnabled;
@@ -86,6 +89,8 @@ public class BridgeTest extends BrambleTestCase {
 	BackoffFactory backoffFactory;
 	@Inject
 	Clock clock;
+	@Inject
+	CryptoComponent crypto;
 
 	private final File torDir = getTestDirectory();
 	private final String bridge;
@@ -139,7 +144,8 @@ public class BridgeTest extends BrambleTestCase {
 		factory = new UnixTorPluginFactory(ioExecutor, wakefulIoExecutor,
 				networkManager, locationUtils, eventBus, torSocketFactory,
 				backoffFactory, resourceProvider, bridgeProvider,
-				batteryManager, clock, torDir);
+				batteryManager, clock, torDir, DEFAULT_SOCKS_PORT,
+				DEFAULT_CONTROL_PORT, crypto);
 	}
 
 	@After

bramble-java/witness.gradle

@@ -25,7 +25,7 @@ dependencyVerification {
         'net.ltgt.gradle.incap:incap:0.2:incap-0.2.jar:b625b9806b0f1e4bc7a2e3457119488de3cd57ea20feedd513db070a573a4ffd',
         'org.apache-extras.beanshell:bsh:2.0b6:bsh-2.0b6.jar:a17955976070c0573235ee662f2794a78082758b61accffce8d3f8aedcd91047',
         'org.briarproject:obfs4proxy:0.0.12-dev-40245c4a:obfs4proxy-0.0.12-dev-40245c4a.zip:172029e7058b3a83ac93ac4991a44bf76e16ce8d46f558f5836d57da3cb3a766',
-        'org.briarproject:tor:0.3.5.15:tor-0.3.5.15.jar:2ff5b5a3b5eaa97d699629ad24ba9584b3199d0ffdb1ea7d8a02de3016b80e7a',
+        'org.briarproject:tor:0.3.5.17:tor-0.3.5.17.jar:ce0e1f4d8f14878e61b23a35a452bc0f2a8e3117ced5a74773cd78475fa7af39',
         'org.checkerframework:checker-compat-qual:2.5.3:checker-compat-qual-2.5.3.jar:d76b9afea61c7c082908023f0cbc1427fab9abd2df915c8b8a3e7a509bccbc6d',
         'org.checkerframework:checker-qual:2.5.2:checker-qual-2.5.2.jar:64b02691c8b9d4e7700f8ee2e742dce7ea2c6e81e662b7522c9ee3bf568c040a',
         'org.codehaus.mojo:animal-sniffer-annotations:1.17:animal-sniffer-annotations-1.17.jar:92654f493ecfec52082e76354f0ebf87648dc3d5cec2e3c3cdb947c016747a53',

briar-android/artwork/bluetooth.svg

@@ -1,15 +1,28 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<svg
-   xmlns:dc="http://purl.org/dc/elements/1.1/"
-   xmlns:cc="http://creativecommons.org/ns#"
-   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-   xmlns:svg="http://www.w3.org/2000/svg"
-   xmlns="http://www.w3.org/2000/svg"
-   width="499.24374"
-   height="175.49413"
-   viewBox="0 0 499.24373 175.49413"
-   id="svg2"
-   version="1.1">
+<svg xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:cc="http://creativecommons.org/ns#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+    xmlns="http://www.w3.org/2000/svg" xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+    xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape" width="500" height="175" viewBox="0 0 500 175"
+    id="svg2" version="1.1" sodipodi:docname="bluetooth.svg" inkscape:version="1.0.2 (e86c870879, 2021-01-15)">
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1920"
+     inkscape:window-height="892"
+     id="namedview10"
+     showgrid="false"
+     inkscape:zoom="0.93337848"
+     inkscape:cx="-49.861215"
+     inkscape:cy="137.66042"
+     inkscape:window-x="0"
+     inkscape:window-y="144"
+     inkscape:window-maximized="0"
+     inkscape:current-layer="svg2" />
   <defs
      id="defs4" />
   <metadata
@@ -26,22 +39,23 @@
   </metadata>
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+	<path
+		d="M115.938 100.312V96.6023C115.938 95.003 114.636 93.684 113.036 93.684H111.668C110.069 93.684 108.75 95.003 108.75 96.6023V100.312H115.938V100.312Z"
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+	<path
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+		fill="#95D220" id="path38" />
+	<path
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+		fill="#95D220" id="path40" />
+</svg>

briar-android/build.gradle

@@ -26,8 +26,8 @@ android {
 	defaultConfig {
 		minSdkVersion 16
 		targetSdkVersion 30
-		versionCode 10306
-		versionName "1.3.6"
+		versionCode 10401
+		versionName "1.4.1"
 		applicationId "org.briarproject.briar.android"
 
 		vectorDrawables.useSupportLibrary = true
@@ -136,7 +136,7 @@ dependencies {
 	testImplementation 'androidx.fragment:fragment-testing:1.3.4'
 	testImplementation "androidx.arch.core:core-testing:2.1.0"
 	testImplementation "androidx.test.espresso:espresso-core:$espressoVersion"
-	testImplementation 'org.robolectric:robolectric:4.3.1'
+	testImplementation 'org.robolectric:robolectric:4.7.2'
 	testImplementation 'org.mockito:mockito-core:3.9.0'
 	testImplementation "junit:junit:$junit_version"
 	testImplementation "org.jmock:jmock:$jmock_version"

briar-android/src/main/AndroidManifest.xml

@@ -462,6 +462,17 @@
 			android:label="@string/hotspot_title"
 			android:theme="@style/BriarTheme" />
 
+		<activity
+			android:name=".android.contact.connect.ConnectViaBluetoothActivity"
+			android:exported="false"
+			android:label="@string/connect_via_bluetooth_title"
+			android:parentActivityName="org.briarproject.briar.android.conversation.ConversationActivity"
+			android:theme="@style/BriarTheme">
+			<meta-data
+				android:name="android.support.PARENT_ACTIVITY"
+				android:value="org.briarproject.briar.android.conversation.ConversationActivity" />
+		</activity>
+
 	</application>
 
 	<queries>

briar-android/src/main/java/org/briarproject/briar/android/AndroidComponent.java

@@ -35,6 +35,7 @@ import org.briarproject.briar.BriarCoreEagerSingletons;
 import org.briarproject.briar.BriarCoreModule;
 import org.briarproject.briar.android.attachment.AttachmentModule;
 import org.briarproject.briar.android.attachment.media.MediaModule;
+import org.briarproject.briar.android.contact.connect.BluetoothIntroFragment;
 import org.briarproject.briar.android.conversation.glide.BriarModelLoader;
 import org.briarproject.briar.android.hotspot.AbstractTabsFragment;
 import org.briarproject.briar.android.hotspot.FallbackFragment;
@@ -236,4 +237,6 @@ public interface AndroidComponent
 	void inject(SendFragment sendFragment);
 
 	void inject(ReceiveFragment receiveFragment);
+
+	void inject(BluetoothIntroFragment bluetoothIntroFragment);
 }

briar-android/src/main/java/org/briarproject/briar/android/AppModule.java

@@ -18,7 +18,9 @@ import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
 import org.briarproject.bramble.api.plugin.BluetoothConstants;
 import org.briarproject.bramble.api.plugin.LanTcpConstants;
 import org.briarproject.bramble.api.plugin.PluginConfig;
+import org.briarproject.bramble.api.plugin.TorControlPort;
 import org.briarproject.bramble.api.plugin.TorDirectory;
+import org.briarproject.bramble.api.plugin.TorSocksPort;
 import org.briarproject.bramble.api.plugin.TransportId;
 import org.briarproject.bramble.api.plugin.duplex.DuplexPluginFactory;
 import org.briarproject.bramble.api.plugin.simplex.SimplexPluginFactory;
@@ -35,11 +37,13 @@ import org.briarproject.briar.android.account.SetupModule;
 import org.briarproject.briar.android.blog.BlogModule;
 import org.briarproject.briar.android.contact.ContactListModule;
 import org.briarproject.briar.android.contact.add.nearby.AddNearbyContactModule;
+import org.briarproject.briar.android.contact.connect.ConnectViaBluetoothModule;
 import org.briarproject.briar.android.forum.ForumModule;
 import org.briarproject.briar.android.hotspot.HotspotModule;
 import org.briarproject.briar.android.introduction.IntroductionModule;
 import org.briarproject.briar.android.logging.LoggingModule;
 import org.briarproject.briar.android.login.LoginModule;
+import org.briarproject.briar.android.mailbox.MailboxModule;
 import org.briarproject.briar.android.navdrawer.NavDrawerModule;
 import org.briarproject.briar.android.privategroup.conversation.GroupConversationModule;
 import org.briarproject.briar.android.privategroup.list.GroupListModule;
@@ -73,6 +77,8 @@ import static java.util.Arrays.asList;
 import static java.util.Collections.emptyList;
 import static java.util.Collections.singletonList;
 import static java.util.Collections.singletonMap;
+import static org.briarproject.bramble.api.plugin.TorConstants.DEFAULT_CONTROL_PORT;
+import static org.briarproject.bramble.api.plugin.TorConstants.DEFAULT_SOCKS_PORT;
 import static org.briarproject.bramble.api.reporting.ReportingConstants.DEV_ONION_ADDRESS;
 import static org.briarproject.bramble.api.reporting.ReportingConstants.DEV_PUBLIC_KEY_HEX;
 import static org.briarproject.briar.android.TestingConstants.IS_DEBUG_BUILD;
@@ -89,6 +95,7 @@ import static org.briarproject.briar.android.TestingConstants.IS_DEBUG_BUILD;
 		DevReportModule.class,
 		ContactListModule.class,
 		IntroductionModule.class,
+		ConnectViaBluetoothModule.class,
 		// below need to be within same scope as ViewModelProvider.Factory
 		BlogModule.class,
 		ForumModule.class,
@@ -97,6 +104,7 @@ import static org.briarproject.briar.android.TestingConstants.IS_DEBUG_BUILD;
 		SharingModule.class,
 		HotspotModule.class,
 		TransferDataModule.class,
+		MailboxModule.class,
 })
 public class AppModule {
 
@@ -153,6 +161,28 @@ public class AppModule {
 		return app.getDir("tor", MODE_PRIVATE);
 	}
 
+	@Provides
+	@Singleton
+	@TorSocksPort
+	int provideTorSocksPort() {
+		if (!IS_DEBUG_BUILD) {
+			return DEFAULT_SOCKS_PORT;
+		} else {
+			return DEFAULT_SOCKS_PORT + 2;
+		}
+	}
+
+	@Provides
+	@Singleton
+	@TorControlPort
+	int provideTorControlPort() {
+		if (!IS_DEBUG_BUILD) {
+			return DEFAULT_CONTROL_PORT;
+		} else {
+			return DEFAULT_CONTROL_PORT + 2;
+		}
+	}
+
 	@Provides
 	@Singleton
 	PluginConfig providePluginConfig(AndroidBluetoothPluginFactory bluetooth,
@@ -169,11 +199,8 @@ public class AppModule {
 
 			@Override
 			public Collection<SimplexPluginFactory> getSimplexFactories() {
-				if (SDK_INT >= 19 && featureFlags.shouldEnableTransferData()) {
-					return singletonList(drive);
-				} else {
-					return emptyList();
-				}
+				if (SDK_INT >= 19) return singletonList(drive);
+				else return emptyList();
 			}
 
 			@Override
@@ -310,21 +337,6 @@ public class AppModule {
 			public boolean shouldEnableDisappearingMessages() {
 				return true;
 			}
-
-			@Override
-			public boolean shouldEnableConnectViaBluetooth() {
-				return IS_DEBUG_BUILD;
-			}
-
-			@Override
-			public boolean shouldEnableTransferData() {
-				return IS_DEBUG_BUILD;
-			}
-
-			@Override
-			public boolean shouldEnableShareAppViaOfflineHotspot() {
-				return IS_DEBUG_BUILD;
-			}
 		};
 	}
 }

briar-android/src/main/java/org/briarproject/briar/android/activity/ActivityComponent.java

@@ -28,8 +28,8 @@ import org.briarproject.briar.android.contact.add.remote.AddContactActivity;
 import org.briarproject.briar.android.contact.add.remote.LinkExchangeFragment;
 import org.briarproject.briar.android.contact.add.remote.NicknameFragment;
 import org.briarproject.briar.android.contact.add.remote.PendingContactListActivity;
+import org.briarproject.briar.android.contact.connect.ConnectViaBluetoothActivity;
 import org.briarproject.briar.android.conversation.AliasDialogFragment;
-import org.briarproject.briar.android.conversation.BluetoothConnecterDialogFragment;
 import org.briarproject.briar.android.conversation.ConversationActivity;
 import org.briarproject.briar.android.conversation.ConversationSettingsDialog;
 import org.briarproject.briar.android.conversation.ImageActivity;
@@ -238,9 +238,6 @@ public interface ActivityComponent {
 
 	void inject(ConversationSettingsDialog dialog);
 
-	void inject(
-			BluetoothConnecterDialogFragment bluetoothConnecterDialogFragment);
-
 	void inject(RssFeedImportFragment fragment);
 
 	void inject(RssFeedManageFragment fragment);
@@ -248,4 +245,6 @@ public interface ActivityComponent {
 	void inject(RssFeedImportFailedDialogFragment fragment);
 
 	void inject(RssFeedDeleteFeedDialogFragment fragment);
+
+	void inject(ConnectViaBluetoothActivity connectViaBluetoothActivity);
 }

briar-android/src/main/java/org/briarproject/briar/android/contact/ContactListItem.java

@@ -40,10 +40,10 @@ public class ContactListItem extends ContactItem
 				item.unread, item.timestamp);
 	}
 
-	ContactListItem(ContactListItem item, ConversationMessageHeader h) {
+	ContactListItem(ContactListItem item, long timestamp, boolean read) {
 		this(item.getContact(), item.getAuthorInfo(), item.isConnected(), false,
-				h.isRead() ? item.unread : item.unread + 1,
-				Math.max(h.getTimestamp(), item.timestamp));
+				read ? item.unread : item.unread + 1,
+				Math.max(timestamp, item.timestamp));
 	}
 
 	/**

briar-android/src/main/java/org/briarproject/briar/android/contact/ContactsViewModel.java

@@ -28,6 +28,7 @@ import org.briarproject.briar.api.client.MessageTracker;
 import org.briarproject.briar.api.conversation.ConversationManager;
 import org.briarproject.briar.api.conversation.ConversationMessageHeader;
 import org.briarproject.briar.api.conversation.event.ConversationMessageReceivedEvent;
+import org.briarproject.briar.api.conversation.event.ConversationMessageTrackedEvent;
 import org.briarproject.briar.api.identity.AuthorInfo;
 import org.briarproject.briar.api.identity.AuthorManager;
 
@@ -131,13 +132,14 @@ public class ContactsViewModel extends DbViewModel implements EventListener {
 		} else if (e instanceof ContactRemovedEvent) {
 			LOG.info("Contact removed, removing item");
 			removeItem(((ContactRemovedEvent) e).getContactId());
-		} else if (e instanceof ConversationMessageReceivedEvent) {
-			LOG.info("Conversation message received, updating item");
-			ConversationMessageReceivedEvent<?> p =
-					(ConversationMessageReceivedEvent<?>) e;
-			ConversationMessageHeader h = p.getMessageHeader();
-			updateItem(p.getContactId(), item -> new ContactListItem(item, h),
-					true);
+		} else if (e instanceof ConversationMessageTrackedEvent) {
+			LOG.info("Conversation message tracked, updating item");
+			ConversationMessageTrackedEvent p =
+					(ConversationMessageTrackedEvent) e;
+			long timestamp = p.getTimestamp();
+			boolean read = p.getRead();
+			updateItem(p.getContactId(),
+					item -> new ContactListItem(item, timestamp, read), true);
 		} else if (e instanceof AvatarUpdatedEvent) {
 			AvatarUpdatedEvent a = (AvatarUpdatedEvent) e;
 			updateItem(a.getContactId(), item -> new ContactListItem(item,

briar-android/src/main/java/org/briarproject/briar/android/contact/add/nearby/AddNearbyContactFragment.java

@@ -20,6 +20,8 @@ import org.briarproject.briar.android.contact.add.nearby.AddContactState.KeyAgre
 import org.briarproject.briar.android.contact.add.nearby.AddContactState.KeyAgreementWaiting;
 import org.briarproject.briar.android.contact.add.nearby.AddContactState.QrCodeScanned;
 import org.briarproject.briar.android.fragment.BaseFragment;
+import org.briarproject.briar.android.qrcode.CameraException;
+import org.briarproject.briar.android.qrcode.CameraView;
 import org.briarproject.briar.android.view.QrCodeView;
 
 import java.util.logging.Logger;

briar-android/src/main/java/org/briarproject/briar/android/contact/add/nearby/AddNearbyContactViewModel.java

@@ -53,7 +53,8 @@ import org.briarproject.briar.android.contact.add.nearby.AddContactState.Contact
 import org.briarproject.briar.android.contact.add.nearby.AddContactState.KeyAgreementListening;
 import org.briarproject.briar.android.contact.add.nearby.AddContactState.KeyAgreementStarted;
 import org.briarproject.briar.android.contact.add.nearby.AddContactState.KeyAgreementWaiting;
-import org.briarproject.briar.android.util.QrCodeUtils;
+import org.briarproject.briar.android.qrcode.QrCodeDecoder;
+import org.briarproject.briar.android.qrcode.QrCodeUtils;
 import org.briarproject.briar.android.viewmodel.LiveEvent;
 import org.briarproject.briar.android.viewmodel.MutableLiveEvent;
 

briar-android/src/main/java/org/briarproject/briar/android/contact/connect/BluetoothConditionManager.java

@@ -0,0 +1,87 @@
+package org.briarproject.briar.android.contact.connect;
+
+import android.app.Activity;
+import android.content.Context;
+
+import org.briarproject.briar.R;
+
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.annotation.Nullable;
+import androidx.annotation.UiThread;
+import androidx.appcompat.app.AlertDialog;
+
+import static android.Manifest.permission.ACCESS_FINE_LOCATION;
+import static android.os.Build.VERSION.SDK_INT;
+import static androidx.core.app.ActivityCompat.shouldShowRequestPermissionRationale;
+import static org.briarproject.briar.android.util.UiUtils.getGoToSettingsListener;
+import static org.briarproject.briar.android.util.UiUtils.isLocationEnabled;
+import static org.briarproject.briar.android.util.UiUtils.showLocationDialog;
+
+class BluetoothConditionManager {
+
+	private enum Permission {
+		UNKNOWN, GRANTED, SHOW_RATIONALE, PERMANENTLY_DENIED
+	}
+
+	private Permission locationPermission = Permission.UNKNOWN;
+
+	/**
+	 * Call this when the using activity or fragment starts,
+	 * because permissions might have changed while it was stopped.
+	 */
+	void reset() {
+		locationPermission = Permission.UNKNOWN;
+	}
+
+	@UiThread
+	void onLocationPermissionResult(Activity activity,
+			@Nullable Boolean result) {
+		if (result != null && result) {
+			locationPermission = Permission.GRANTED;
+		} else if (shouldShowRequestPermissionRationale(activity,
+				ACCESS_FINE_LOCATION)) {
+			locationPermission = Permission.SHOW_RATIONALE;
+		} else {
+			locationPermission = Permission.PERMANENTLY_DENIED;
+		}
+	}
+
+	boolean areRequirementsFulfilled(Context ctx,
+			ActivityResultLauncher<String> permissionRequest,
+			Runnable onLocationDenied) {
+		boolean permissionGranted =
+				SDK_INT < 23 || locationPermission == Permission.GRANTED;
+		boolean locationEnabled = isLocationEnabled(ctx);
+		if (permissionGranted && locationEnabled) return true;
+
+		if (locationPermission == Permission.PERMANENTLY_DENIED) {
+			showDenialDialog(ctx, onLocationDenied);
+		} else if (locationPermission == Permission.SHOW_RATIONALE) {
+			showRationale(ctx, permissionRequest);
+		} else if (!locationEnabled) {
+			showLocationDialog(ctx);
+		}
+		return false;
+	}
+
+	private void showDenialDialog(Context ctx, Runnable onLocationDenied) {
+		new AlertDialog.Builder(ctx, R.style.BriarDialogTheme)
+				.setTitle(R.string.permission_location_title)
+				.setMessage(R.string.permission_location_denied_body)
+				.setPositiveButton(R.string.ok, getGoToSettingsListener(ctx))
+				.setNegativeButton(R.string.cancel, (v, d) ->
+						onLocationDenied.run())
+				.show();
+	}
+
+	private void showRationale(Context ctx,
+			ActivityResultLauncher<String> permissionRequest) {
+		new AlertDialog.Builder(ctx, R.style.BriarDialogTheme)
+				.setTitle(R.string.permission_location_title)
+				.setMessage(R.string.permission_location_request_body)
+				.setPositiveButton(R.string.ok, (dialog, which) ->
+						permissionRequest.launch(ACCESS_FINE_LOCATION))
+				.show();
+	}
+
+}

briar-android/src/main/java/org/briarproject/briar/android/contact/connect/BluetoothIntroFragment.java

@@ -0,0 +1,109 @@
+package org.briarproject.briar.android.contact.connect;
+
+import android.app.Activity;
+import android.content.Context;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.Toast;
+
+import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
+import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
+import org.briarproject.briar.R;
+import org.briarproject.briar.android.util.ActivityLaunchers.RequestBluetoothDiscoverable;
+
+import javax.inject.Inject;
+
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.activity.result.contract.ActivityResultContracts.RequestPermission;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.ViewModelProvider;
+
+import static android.Manifest.permission.ACCESS_FINE_LOCATION;
+import static android.widget.Toast.LENGTH_LONG;
+import static org.briarproject.briar.android.AppModule.getAndroidComponent;
+
+@MethodsNotNullByDefault
+@ParametersNotNullByDefault
+public class BluetoothIntroFragment extends Fragment {
+
+	final static String TAG = BluetoothIntroFragment.class.getName();
+
+	@Inject
+	ViewModelProvider.Factory viewModelFactory;
+
+	private final BluetoothConditionManager conditionManager =
+			new BluetoothConditionManager();
+	private ConnectViaBluetoothViewModel viewModel;
+
+	private final ActivityResultLauncher<Integer> bluetoothDiscoverableRequest =
+			registerForActivityResult(new RequestBluetoothDiscoverable(),
+					this::onBluetoothDiscoverable);
+	private final ActivityResultLauncher<String> permissionRequest =
+			registerForActivityResult(new RequestPermission(),
+					this::onPermissionRequestResult);
+
+	@Override
+	public void onAttach(Context context) {
+		super.onAttach(context);
+		getAndroidComponent(requireContext()).inject(this);
+		viewModel = new ViewModelProvider(requireActivity(), viewModelFactory)
+				.get(ConnectViaBluetoothViewModel.class);
+	}
+
+	@Override
+	public View onCreateView(LayoutInflater inflater,
+			@Nullable ViewGroup container,
+			@Nullable Bundle savedInstanceState) {
+		return inflater
+				.inflate(R.layout.fragment_bluetooth_intro, container, false);
+	}
+
+	@Override
+	public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
+		Button startButton = view.findViewById(R.id.startButton);
+		startButton.setOnClickListener(this::onStartClicked);
+	}
+
+	@Override
+	public void onStart() {
+		super.onStart();
+		conditionManager.reset();
+	}
+
+	private void onStartClicked(View v) {
+		if (viewModel.shouldStartFlow()) {
+			// The dialog starts a permission request which comes back as true
+			// if the permission is already granted.
+			// So we can use the request as a generic entry point
+			// to the whole flow.
+			permissionRequest.launch(ACCESS_FINE_LOCATION);
+		}
+	}
+
+	private void onPermissionRequestResult(@Nullable Boolean result) {
+		Activity a = requireActivity();
+		// update permission result in BluetoothConnecter
+		conditionManager.onLocationPermissionResult(a, result);
+		// what to do when the user denies granting the location permission
+		Runnable onLocationPermissionDenied = () -> Toast.makeText(
+				requireContext(),
+				R.string.connect_via_bluetooth_no_location_permission,
+				LENGTH_LONG).show();
+		// if requirements are fulfilled, request Bluetooth discoverability
+		if (conditionManager.areRequirementsFulfilled(a, permissionRequest,
+				onLocationPermissionDenied)) {
+			bluetoothDiscoverableRequest.launch(120); // for 2min
+		}
+	}
+
+	private void onBluetoothDiscoverable(@Nullable Boolean result) {
+		if (result != null && result) {
+			viewModel.onBluetoothDiscoverable();
+		}
+	}
+
+}

briar-android/src/main/java/org/briarproject/briar/android/contact/connect/BluetoothProgressFragment.java

@@ -0,0 +1,29 @@
+package org.briarproject.briar.android.contact.connect;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
+import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
+import org.briarproject.briar.R;
+
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+
+@MethodsNotNullByDefault
+@ParametersNotNullByDefault
+public class BluetoothProgressFragment extends Fragment {
+
+	final static String TAG = BluetoothProgressFragment.class.getName();
+
+	@Override
+	public View onCreateView(LayoutInflater inflater,
+			@Nullable ViewGroup container,
+			@Nullable Bundle savedInstanceState) {
+		return inflater
+				.inflate(R.layout.fragment_bluetooth_progress, container, false);
+	}
+
+}

briar-android/src/main/java/org/briarproject/briar/android/contact/connect/ConnectViaBluetoothActivity.java

@@ -0,0 +1,98 @@
+package org.briarproject.briar.android.contact.connect;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.MenuItem;
+import android.widget.Toast;
+
+import org.briarproject.bramble.api.contact.ContactId;
+import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
+import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
+import org.briarproject.briar.R;
+import org.briarproject.briar.android.activity.ActivityComponent;
+import org.briarproject.briar.android.activity.BriarActivity;
+
+import javax.inject.Inject;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.ViewModelProvider;
+
+import static android.widget.Toast.LENGTH_LONG;
+import static java.util.Objects.requireNonNull;
+import static org.briarproject.briar.android.conversation.ConversationActivity.CONTACT_ID;
+import static org.briarproject.briar.android.util.UiUtils.showFragment;
+
+@MethodsNotNullByDefault
+@ParametersNotNullByDefault
+public class ConnectViaBluetoothActivity extends BriarActivity {
+
+	@Inject
+	ViewModelProvider.Factory viewModelFactory;
+
+	private ConnectViaBluetoothViewModel viewModel;
+
+	@Override
+	public void injectActivity(ActivityComponent component) {
+		component.inject(this);
+
+		viewModel = new ViewModelProvider(this, viewModelFactory)
+				.get(ConnectViaBluetoothViewModel.class);
+	}
+
+	@Override
+	public void onCreate(@Nullable Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+
+		Intent intent = requireNonNull(getIntent());
+		int contactId = intent.getIntExtra(CONTACT_ID, -1);
+		if (contactId == -1) throw new IllegalArgumentException("ContactId");
+		viewModel.setContactId(new ContactId(contactId));
+
+		setContentView(R.layout.activity_fragment_container);
+
+		viewModel.getState().observeEvent(this, this::onStateChanged);
+
+		if (savedInstanceState == null) {
+			Fragment f = new BluetoothIntroFragment();
+			String tag = BluetoothIntroFragment.TAG;
+			getSupportFragmentManager().beginTransaction()
+					.replace(R.id.fragmentContainer, f, tag)
+					.commitNow();
+		}
+	}
+
+	@Override
+	public void onStart() {
+		super.onStart();
+		viewModel.reset();
+	}
+
+	@Override
+	public boolean onOptionsItemSelected(@NonNull MenuItem item) {
+		if (item.getItemId() == android.R.id.home) {
+			onBackPressed();
+			return true;
+		}
+		return super.onOptionsItemSelected(item);
+	}
+
+	private void onStateChanged(ConnectViaBluetoothState state) {
+		if (state instanceof ConnectViaBluetoothState.Connecting) {
+			Fragment f = new BluetoothProgressFragment();
+			String tag = BluetoothProgressFragment.TAG;
+			showFragment(getSupportFragmentManager(), f, tag, false);
+		} else if (state instanceof ConnectViaBluetoothState.Success) {
+			Toast.makeText(this, R.string.connect_via_bluetooth_success,
+					LENGTH_LONG).show();
+			supportFinishAfterTransition();
+		} else if (state instanceof ConnectViaBluetoothState.Error) {
+			Toast.makeText(this,
+					((ConnectViaBluetoothState.Error) state).errorRes,
+					LENGTH_LONG).show();
+			supportFinishAfterTransition();
+		} else throw new AssertionError();
+	}
+
+}

briar-android/src/main/java/org/briarproject/briar/android/contact/connect/ConnectViaBluetoothModule.java

@@ -0,0 +1,19 @@
+package org.briarproject.briar.android.contact.connect;
+
+import org.briarproject.briar.android.viewmodel.ViewModelKey;
+
+import androidx.lifecycle.ViewModel;
+import dagger.Binds;
+import dagger.Module;
+import dagger.multibindings.IntoMap;
+
+@Module
+public abstract class ConnectViaBluetoothModule {
+
+	@Binds
+	@IntoMap
+	@ViewModelKey(ConnectViaBluetoothViewModel.class)
+	abstract ViewModel bindContactListViewModel(
+			ConnectViaBluetoothViewModel connectViaBluetoothViewModel);
+
+}

briar-android/src/main/java/org/briarproject/briar/android/contact/connect/ConnectViaBluetoothState.java

@@ -0,0 +1,23 @@
+package org.briarproject.briar.android.contact.connect;
+
+import androidx.annotation.StringRes;
+
+abstract class ConnectViaBluetoothState {
+
+	static class Connecting extends ConnectViaBluetoothState {
+	}
+
+	static class Success extends ConnectViaBluetoothState {
+	}
+
+	static class Error extends ConnectViaBluetoothState {
+		@StringRes
+		final int errorRes;
+
+		Error(@StringRes int errorRes) {
+			this.errorRes = errorRes;
+		}
+	}
+
+}
+

briar-android/src/main/java/org/briarproject/briar/android/contact/connect/ConnectViaBluetoothViewModel.java

@@ -1,19 +1,20 @@
-package org.briarproject.briar.android.conversation;
+package org.briarproject.briar.android.contact.connect;
 
-import android.app.Activity;
 import android.app.Application;
 import android.bluetooth.BluetoothAdapter;
-import android.content.Context;
-import android.widget.Toast;
 
 import org.briarproject.bramble.api.connection.ConnectionManager;
 import org.briarproject.bramble.api.connection.ConnectionRegistry;
 import org.briarproject.bramble.api.contact.ContactId;
+import org.briarproject.bramble.api.db.DatabaseExecutor;
 import org.briarproject.bramble.api.db.DbException;
+import org.briarproject.bramble.api.db.TransactionManager;
 import org.briarproject.bramble.api.event.Event;
 import org.briarproject.bramble.api.event.EventBus;
 import org.briarproject.bramble.api.event.EventListener;
 import org.briarproject.bramble.api.lifecycle.IoExecutor;
+import org.briarproject.bramble.api.lifecycle.LifecycleManager;
+import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
 import org.briarproject.bramble.api.plugin.PluginManager;
 import org.briarproject.bramble.api.plugin.duplex.DuplexTransportConnection;
 import org.briarproject.bramble.api.plugin.event.ConnectionOpenedEvent;
@@ -21,23 +22,22 @@ import org.briarproject.bramble.api.properties.TransportPropertyManager;
 import org.briarproject.bramble.api.system.AndroidExecutor;
 import org.briarproject.bramble.plugin.bluetooth.BluetoothPlugin;
 import org.briarproject.briar.R;
-import org.briarproject.briar.android.contact.ContactItem;
+import org.briarproject.briar.android.contact.connect.ConnectViaBluetoothState.Connecting;
+import org.briarproject.briar.android.contact.connect.ConnectViaBluetoothState.Success;
+import org.briarproject.briar.android.viewmodel.DbViewModel;
+import org.briarproject.briar.android.viewmodel.LiveEvent;
+import org.briarproject.briar.android.viewmodel.MutableLiveEvent;
 
 import java.util.concurrent.Executor;
 import java.util.logging.Logger;
 
+import javax.annotation.Nullable;
 import javax.inject.Inject;
 
-import androidx.activity.result.ActivityResultLauncher;
 import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.annotation.StringRes;
 import androidx.annotation.UiThread;
-import androidx.appcompat.app.AlertDialog;
 
-import static android.Manifest.permission.ACCESS_FINE_LOCATION;
-import static android.os.Build.VERSION.SDK_INT;
-import static androidx.core.app.ActivityCompat.shouldShowRequestPermissionRationale;
+import static java.util.Objects.requireNonNull;
 import static java.util.concurrent.TimeUnit.SECONDS;
 import static java.util.logging.Level.WARNING;
 import static java.util.logging.Logger.getLogger;
@@ -46,48 +46,50 @@ import static org.briarproject.bramble.api.plugin.BluetoothConstants.PROP_UUID;
 import static org.briarproject.bramble.api.plugin.Plugin.State.ACTIVE;
 import static org.briarproject.bramble.util.LogUtils.logException;
 import static org.briarproject.bramble.util.StringUtils.isNullOrEmpty;
-import static org.briarproject.briar.android.util.UiUtils.getGoToSettingsListener;
-import static org.briarproject.briar.android.util.UiUtils.isLocationEnabled;
-import static org.briarproject.briar.android.util.UiUtils.showLocationDialog;
 
-class BluetoothConnecter implements EventListener {
+@UiThread
+@NotNullByDefault
+class ConnectViaBluetoothViewModel extends DbViewModel implements
+		EventListener {
 
-	private final Logger LOG = getLogger(BluetoothConnecter.class.getName());
+	private final Logger LOG =
+			getLogger(ConnectViaBluetoothViewModel.class.getName());
 
 	private final long BT_ACTIVE_TIMEOUT = SECONDS.toMillis(5);
 
-	private enum Permission {
-		UNKNOWN, GRANTED, SHOW_RATIONALE, PERMANENTLY_DENIED
-	}
-
-	private final Application app;
 	private final PluginManager pluginManager;
 	private final Executor ioExecutor;
-	private final AndroidExecutor androidExecutor;
 	private final ConnectionRegistry connectionRegistry;
+	@Nullable
 	private final BluetoothAdapter bt = BluetoothAdapter.getDefaultAdapter();
 	private final EventBus eventBus;
 	private final TransportPropertyManager transportPropertyManager;
 	private final ConnectionManager connectionManager;
 
+	@Nullable
 	private volatile BluetoothPlugin bluetoothPlugin;
-
-	private Permission locationPermission = Permission.UNKNOWN;
+	@Nullable
 	private ContactId contactId = null;
 
+	private final MutableLiveEvent<ConnectViaBluetoothState> state =
+			new MutableLiveEvent<>();
+
 	@Inject
-	BluetoothConnecter(Application app,
+	ConnectViaBluetoothViewModel(
+			Application app,
+			@DatabaseExecutor Executor dbExecutor,
+			LifecycleManager lifecycleManager,
+			TransactionManager db,
+			AndroidExecutor androidExecutor,
 			PluginManager pluginManager,
 			@IoExecutor Executor ioExecutor,
-			AndroidExecutor androidExecutor,
 			ConnectionRegistry connectionRegistry,
 			EventBus eventBus,
 			TransportPropertyManager transportPropertyManager,
 			ConnectionManager connectionManager) {
-		this.app = app;
+		super(app, dbExecutor, lifecycleManager, db, androidExecutor);
 		this.pluginManager = pluginManager;
 		this.ioExecutor = ioExecutor;
-		this.androidExecutor = androidExecutor;
 		this.bluetoothPlugin = (BluetoothPlugin) pluginManager.getPlugin(ID);
 		this.connectionRegistry = connectionRegistry;
 		this.eventBus = eventBus;
@@ -95,20 +97,22 @@ class BluetoothConnecter implements EventListener {
 		this.connectionManager = connectionManager;
 	}
 
-	boolean isConnectedViaBluetooth(ContactId contactId) {
-		return connectionRegistry.isConnected(contactId, ID);
-	}
-
-	boolean isDiscovering() {
-		return bluetoothPlugin.isDiscovering();
+	@Override
+	protected void onCleared() {
+		stopConnecting();
 	}
 
 	/**
-	 * Call this when the using activity or fragment starts,
-	 * because permissions might have changed while it was stopped.
+	 * Set this as soon as it becomes available.
+	 */
+	void setContactId(ContactId contactId) {
+		this.contactId = contactId;
+	}
+
+	/**
+	 * Call this when the using activity or fragment starts.
 	 */
 	void reset() {
-		locationPermission = Permission.UNKNOWN;
 		// When this class is instantiated before we are logged in
 		// (like when returning to a killed activity), bluetoothPlugin would be
 		// null and we consider bluetooth not supported. So reset here.
@@ -116,94 +120,52 @@ class BluetoothConnecter implements EventListener {
 	}
 
 	@UiThread
-	void onLocationPermissionResult(Activity activity,
-			@Nullable Boolean result) {
-		if (result != null && result) {
-			locationPermission = Permission.GRANTED;
-		} else if (shouldShowRequestPermissionRationale(activity,
-				ACCESS_FINE_LOCATION)) {
-			locationPermission = Permission.SHOW_RATIONALE;
-		} else {
-			locationPermission = Permission.PERMANENTLY_DENIED;
+	boolean shouldStartFlow() {
+		if (isBluetoothNotSupported()) {
+			state.setEvent(new ConnectViaBluetoothState.Error(
+					R.string.bt_plugin_status_inactive));
+			return false;
+		} else if (isConnectedViaBluetooth()) {
+			state.setEvent(new Success());
+			return false;
+		} else if (isDiscovering()) {
+			state.setEvent(new ConnectViaBluetoothState.Error(
+					R.string.connect_via_bluetooth_already_discovering));
+			return false;
 		}
+		return true;
 	}
 
-	boolean isBluetoothNotSupported() {
+	private boolean isBluetoothNotSupported() {
 		return bt == null || bluetoothPlugin == null;
 	}
 
-	boolean areRequirementsFulfilled(Context ctx,
-			ActivityResultLauncher<String> permissionRequest,
-			Runnable onLocationDenied) {
-		boolean permissionGranted =
-				SDK_INT < 23 || locationPermission == Permission.GRANTED;
-		boolean locationEnabled = isLocationEnabled(ctx);
-		if (permissionGranted && locationEnabled) return true;
-
-		if (locationPermission == Permission.PERMANENTLY_DENIED) {
-			showDenialDialog(ctx, onLocationDenied);
-		} else if (locationPermission == Permission.SHOW_RATIONALE) {
-			showRationale(ctx, permissionRequest);
-		} else if (!locationEnabled) {
-			showLocationDialog(ctx);
-		}
-		return false;
+	private boolean isDiscovering() {
+		// we should not be calling this if isBluetoothNotSupported() is true
+		return requireNonNull(bluetoothPlugin).isDiscovering();
 	}
 
-	private void showDenialDialog(Context ctx, Runnable onLocationDenied) {
-		new AlertDialog.Builder(ctx, R.style.BriarDialogTheme)
-				.setTitle(R.string.permission_location_title)
-				.setMessage(R.string.permission_location_denied_body)
-				.setPositiveButton(R.string.ok, getGoToSettingsListener(ctx))
-				.setNegativeButton(R.string.cancel, (v, d) ->
-						onLocationDenied.run())
-				.show();
-	}
-
-	private void showRationale(Context ctx,
-			ActivityResultLauncher<String> permissionRequest) {
-		new AlertDialog.Builder(ctx, R.style.BriarDialogTheme)
-				.setTitle(R.string.permission_location_title)
-				.setMessage(R.string.permission_location_request_body)
-				.setPositiveButton(R.string.ok, (dialog, which) ->
-						permissionRequest.launch(ACCESS_FINE_LOCATION))
-				.show();
+	private boolean isConnectedViaBluetooth() {
+		return connectionRegistry.isConnected(requireNonNull(contactId), ID);
 	}
 
 	@UiThread
-	void onBluetoothDiscoverable(ContactItem contact) {
-		contactId = contact.getContact().getId();
-		connect();
-	}
+	void onBluetoothDiscoverable() {
+		ContactId contactId = requireNonNull(this.contactId);
+		BluetoothPlugin bluetoothPlugin = requireNonNull(this.bluetoothPlugin);
 
-	@UiThread
-	@Override
-	public void eventOccurred(@NonNull Event e) {
-		if (e instanceof ConnectionOpenedEvent) {
-			ConnectionOpenedEvent c = (ConnectionOpenedEvent) e;
-			if (c.getContactId().equals(contactId) && c.isIncoming() &&
-					c.getTransportId() == ID) {
-				if (bluetoothPlugin != null) {
-					bluetoothPlugin.stopDiscoverAndConnect();
-				}
-				LOG.info("Contact connected to us");
-				showToast(R.string.toast_connect_via_bluetooth_success);
-			}
-		}
-	}
+		state.setEvent(new Connecting());
 
-	private void connect() {
 		bluetoothPlugin.disablePolling();
 		pluginManager.setPluginEnabled(ID, true);
-
 		ioExecutor.execute(() -> {
 			try {
 				if (!waitForBluetoothActive()) {
-					showToast(R.string.bt_plugin_status_inactive);
+					state.postEvent(new ConnectViaBluetoothState.Error(
+							R.string.bt_plugin_status_inactive));
 					LOG.warning("Bluetooth plugin didn't become active");
 					return;
 				}
-				showToast(R.string.toast_connect_via_bluetooth_start);
 				eventBus.addListener(this);
 				try {
 					String uuid = null;
@@ -226,7 +188,7 @@ class BluetoothConnecter implements EventListener {
 						LOG.info("Could connect, handling connection");
 						connectionManager
 								.manageOutgoingConnection(contactId, ID, conn);
-						showToast(R.string.toast_connect_via_bluetooth_success);
+						state.postEvent(new Success());
 					}
 				} finally {
 					eventBus.removeListener(this);
@@ -237,8 +199,23 @@ class BluetoothConnecter implements EventListener {
 		});
 	}
 
+	@UiThread
+	@Override
+	public void eventOccurred(@NonNull Event e) {
+		if (e instanceof ConnectionOpenedEvent) {
+			ConnectionOpenedEvent c = (ConnectionOpenedEvent) e;
+			if (c.getContactId().equals(contactId) && c.isIncoming() &&
+					c.getTransportId() == ID) {
+				stopConnecting();
+				LOG.info("Contact connected to us");
+				state.postEvent(new Success());
+			}
+		}
+	}
+
 	@IoExecutor
 	private boolean waitForBluetoothActive() {
+		BluetoothPlugin bluetoothPlugin = requireNonNull(this.bluetoothPlugin);
 		long left = BT_ACTIVE_TIMEOUT;
 		final long sleep = 250;
 		try {
@@ -264,9 +241,9 @@ class BluetoothConnecter implements EventListener {
 		final long sleep = 250;
 		try {
 			while (left > 0) {
-				if (isConnectedViaBluetooth(contactId)) {
+				if (isConnectedViaBluetooth()) {
 					LOG.info("Failed to connect, but contact connected");
-					// no Toast needed here, as it gets shown when
+					// no success state needed here, as it gets shown when
 					// ConnectionOpenedEvent is received
 					return;
 				}
@@ -277,13 +254,19 @@ class BluetoothConnecter implements EventListener {
 			Thread.currentThread().interrupt();
 		}
 		LOG.warning("Failed to connect");
-		showToast(R.string.toast_connect_via_bluetooth_error);
+		state.postEvent(new ConnectViaBluetoothState.Error(
+				R.string.connect_via_bluetooth_error));
 	}
 
-	private void showToast(@StringRes int res) {
-		androidExecutor.runOnUiThread(() ->
-				Toast.makeText(app, res, Toast.LENGTH_LONG).show()
-		);
+	private void stopConnecting() {
+		BluetoothPlugin bluetoothPlugin = this.bluetoothPlugin;
+		if (bluetoothPlugin != null) {
+			bluetoothPlugin.stopDiscoverAndConnect();
+		}
+	}
+
+	LiveEvent<ConnectViaBluetoothState> getState() {
+		return state;
 	}
 
 }

briar-android/src/main/java/org/briarproject/briar/android/conversation/BluetoothConnecterDialogFragment.java

@@ -1,151 +0,0 @@
-package org.briarproject.briar.android.conversation;
-
-import android.app.Activity;
-import android.app.Dialog;
-import android.content.Context;
-import android.os.Bundle;
-import android.view.View;
-import android.widget.Button;
-import android.widget.Toast;
-
-import org.briarproject.bramble.api.contact.ContactId;
-import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
-import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
-import org.briarproject.briar.R;
-import org.briarproject.briar.android.activity.BaseActivity;
-import org.briarproject.briar.android.contact.ContactItem;
-import org.briarproject.briar.android.util.ActivityLaunchers.RequestBluetoothDiscoverable;
-
-import javax.inject.Inject;
-
-import androidx.activity.result.ActivityResultLauncher;
-import androidx.activity.result.contract.ActivityResultContracts.RequestPermission;
-import androidx.annotation.Nullable;
-import androidx.annotation.StringRes;
-import androidx.appcompat.app.AlertDialog;
-import androidx.fragment.app.DialogFragment;
-import androidx.lifecycle.ViewModelProvider;
-
-import static android.Manifest.permission.ACCESS_FINE_LOCATION;
-import static android.content.DialogInterface.BUTTON_POSITIVE;
-import static android.widget.Toast.LENGTH_LONG;
-import static java.util.Objects.requireNonNull;
-
-@MethodsNotNullByDefault
-@ParametersNotNullByDefault
-public class BluetoothConnecterDialogFragment extends DialogFragment {
-
-	final static String TAG = BluetoothConnecterDialogFragment.class.getName();
-
-	@Inject
-	ViewModelProvider.Factory viewModelFactory;
-
-	private ConversationViewModel viewModel;
-	private BluetoothConnecter bluetoothConnecter;
-
-	private final ActivityResultLauncher<Integer> bluetoothDiscoverableRequest =
-			registerForActivityResult(new RequestBluetoothDiscoverable(),
-					this::onBluetoothDiscoverable);
-	private final ActivityResultLauncher<String> permissionRequest =
-			registerForActivityResult(new RequestPermission(),
-					this::onPermissionRequestResult);
-
-	@Override
-	public void onAttach(Context ctx) {
-		super.onAttach(ctx);
-		((BaseActivity) requireActivity()).getActivityComponent().inject(this);
-		viewModel = new ViewModelProvider(requireActivity(), viewModelFactory)
-				.get(ConversationViewModel.class);
-		bluetoothConnecter = viewModel.getBluetoothConnecter();
-	}
-
-	@Override
-	public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
-		Context ctx = requireContext();
-		return new AlertDialog.Builder(ctx, R.style.BriarDialogTheme)
-				.setTitle(R.string.dialog_title_connect_via_bluetooth)
-				.setMessage(R.string.dialog_message_connect_via_bluetooth)
-				// actual listener gets set in onResume()
-				.setPositiveButton(R.string.start, null)
-				.setNegativeButton(R.string.cancel, null)
-				.setCancelable(false) // keep it open until dismissed
-				.create();
-	}
-
-	@Override
-	public void onStart() {
-		super.onStart();
-		bluetoothConnecter.reset();
-		if (bluetoothConnecter.isBluetoothNotSupported()) {
-			showToast(R.string.toast_connect_via_bluetooth_error);
-			dismiss();
-			return;
-		}
-		// MenuItem only gets enabled after contactItem has loaded
-		ContactItem contact =
-				requireNonNull(viewModel.getContactItem().getValue());
-		ContactId contactId = contact.getContact().getId();
-		if (bluetoothConnecter.isConnectedViaBluetooth(contactId)) {
-			showToast(R.string.toast_connect_via_bluetooth_success);
-			dismiss();
-			return;
-		}
-		if (bluetoothConnecter.isDiscovering()) {
-			showToast(R.string.toast_connect_via_bluetooth_already_discovering);
-			dismiss();
-		}
-	}
-
-	@Override
-	public void onResume() {
-		super.onResume();
-		// Set the click listener for the START button here
-		// to prevent it from automatically dismissing the dialog.
-		// The dialog is shown in onStart(), so we set the listener here later.
-		AlertDialog dialog = (AlertDialog) getDialog();
-		Button positiveButton = dialog.getButton(BUTTON_POSITIVE);
-		positiveButton.setOnClickListener(this::onStartClicked);
-	}
-
-	private void onStartClicked(View v) {
-		// The dialog starts a permission request which comes back as true
-		// if the permission is already granted.
-		// So we can use the request as a generic entry point to the whole flow.
-		permissionRequest.launch(ACCESS_FINE_LOCATION);
-	}
-
-	private void onPermissionRequestResult(@Nullable Boolean result) {
-		Activity a = requireActivity();
-		// update permission result in BluetoothConnecter
-		bluetoothConnecter.onLocationPermissionResult(a, result);
-		// what to do when the user denies granting the location permission
-		Runnable onLocationPermissionDenied = () -> {
-			Toast.makeText(requireContext(),
-					R.string.toast_connect_via_bluetooth_no_location_permission,
-					LENGTH_LONG).show();
-			dismiss();
-		};
-		// if requirements are fulfilled, request Bluetooth discoverability
-		if (bluetoothConnecter.areRequirementsFulfilled(a, permissionRequest,
-				onLocationPermissionDenied)) {
-			bluetoothDiscoverableRequest.launch(120); // for 2min
-		}
-	}
-
-	private void onBluetoothDiscoverable(@Nullable Boolean result) {
-		if (result != null && result) {
-			// MenuItem only gets enabled after contactItem has loaded
-			ContactItem contact =
-					requireNonNull(viewModel.getContactItem().getValue());
-			bluetoothConnecter.onBluetoothDiscoverable(contact);
-			dismiss();
-		} else {
-			showToast(R.string.toast_connect_via_bluetooth_not_discoverable);
-		}
-	}
-
-	private void showToast(@StringRes int stringRes) {
-		Toast.makeText(requireContext(), stringRes, LENGTH_LONG).show();
-	}
-
-}

briar-android/src/main/java/org/briarproject/briar/android/conversation/ConversationActivity.java

@@ -48,6 +48,7 @@ import org.briarproject.briar.android.activity.BriarActivity;
 import org.briarproject.briar.android.attachment.AttachmentItem;
 import org.briarproject.briar.android.attachment.AttachmentRetriever;
 import org.briarproject.briar.android.blog.BlogActivity;
+import org.briarproject.briar.android.contact.connect.ConnectViaBluetoothActivity;
 import org.briarproject.briar.android.conversation.ConversationVisitor.AttachmentCache;
 import org.briarproject.briar.android.conversation.ConversationVisitor.TextCache;
 import org.briarproject.briar.android.forum.ForumActivity;
@@ -104,7 +105,6 @@ import androidx.appcompat.widget.Toolbar;
 import androidx.core.app.ActivityCompat;
 import androidx.core.app.ActivityOptionsCompat;
 import androidx.core.content.ContextCompat;
-import androidx.fragment.app.FragmentManager;
 import androidx.lifecycle.LiveData;
 import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
@@ -379,11 +379,8 @@ public class ConversationActivity extends BriarActivity
 						this::showIntroductionOnboarding);
 			}
 		});
-		if (!featureFlags.shouldEnableConnectViaBluetooth()) {
-			menu.findItem(R.id.action_connect_via_bluetooth).setVisible(false);
-		}
 		// Transfer Data feature only supported on API 19+
-		if (SDK_INT >= 19 && featureFlags.shouldEnableTransferData()) {
+		if (SDK_INT >= 19) {
 			menu.findItem(R.id.action_transfer_data).setVisible(true);
 		}
 		// enable alias and bluetooth action once available
@@ -422,9 +419,9 @@ public class ConversationActivity extends BriarActivity
 			onAutoDeleteTimerNoticeClicked();
 			return true;
 		} else if (itemId == R.id.action_connect_via_bluetooth) {
-			FragmentManager fm = getSupportFragmentManager();
-			new BluetoothConnecterDialogFragment().show(fm,
-					BluetoothConnecterDialogFragment.TAG);
+			Intent intent = new Intent(this, ConnectViaBluetoothActivity.class);
+			intent.putExtra(CONTACT_ID, contactId.getInt());
+			startActivity(intent);
 			return true;
 		} else if (itemId == R.id.action_transfer_data) {
 			Intent intent = new Intent(this, RemovableDriveActivity.class);

briar-android/src/main/java/org/briarproject/briar/android/conversation/ConversationViewModel.java

@@ -101,7 +101,6 @@ public class ConversationViewModel extends DbViewModel
 	private final AttachmentCreator attachmentCreator;
 	private final AutoDeleteManager autoDeleteManager;
 	private final ConversationManager conversationManager;
-	private final BluetoothConnecter bluetoothConnecter;
 
 	@Nullable
 	private ContactId contactId = null;
@@ -140,8 +139,7 @@ public class ConversationViewModel extends DbViewModel
 			AttachmentRetriever attachmentRetriever,
 			AttachmentCreator attachmentCreator,
 			AutoDeleteManager autoDeleteManager,
-			ConversationManager conversationManager,
-			BluetoothConnecter bluetoothConnecter) {
+			ConversationManager conversationManager) {
 		super(application, dbExecutor, lifecycleManager, db, androidExecutor);
 		this.db = db;
 		this.eventBus = eventBus;
@@ -154,7 +152,6 @@ public class ConversationViewModel extends DbViewModel
 		this.attachmentCreator = attachmentCreator;
 		this.autoDeleteManager = autoDeleteManager;
 		this.conversationManager = conversationManager;
-		this.bluetoothConnecter = bluetoothConnecter;
 		messagingGroupId = map(contactItem, c ->
 				messagingManager.getContactGroup(c.getContact()).getId());
 		eventBus.addListener(this);
@@ -414,10 +411,6 @@ public class ConversationViewModel extends DbViewModel
 		return attachmentRetriever;
 	}
 
-	BluetoothConnecter getBluetoothConnecter() {
-		return bluetoothConnecter;
-	}
-
 	LiveData<ContactItem> getContactItem() {
 		return contactItem;
 	}

briar-android/src/main/java/org/briarproject/briar/android/fragment/FinalFragment.java

@@ -25,6 +25,7 @@ import androidx.core.widget.NestedScrollView;
 import androidx.fragment.app.Fragment;
 
 import static android.view.View.FOCUS_DOWN;
+import static android.view.View.GONE;
 
 /**
  * A fragment to be used at the end of a user flow
@@ -81,7 +82,12 @@ public class FinalFragment extends Fragment {
 		int color = getResources().getColor(args.getInt(ARG_ICON_TINT));
 		ColorStateList tint = ColorStateList.valueOf(color);
 		ImageViewCompat.setImageTintList(iconView, tint);
-		textView.setText(args.getInt(ARG_TEXT));
+		int textRes = args.getInt(ARG_TEXT);
+		if (textRes == 0) {
+			textView.setVisibility(GONE);
+		} else {
+			textView.setText(textRes);
+		}
 
 		buttonView.setOnClickListener(view -> onBackButtonPressed());
 

briar-android/src/main/java/org/briarproject/briar/android/hotspot/HotspotManager.java

@@ -24,7 +24,7 @@ import org.briarproject.bramble.api.settings.SettingsManager;
 import org.briarproject.bramble.api.system.AndroidExecutor;
 import org.briarproject.briar.R;
 import org.briarproject.briar.android.hotspot.HotspotState.NetworkConfig;
-import org.briarproject.briar.android.util.QrCodeUtils;
+import org.briarproject.briar.android.qrcode.QrCodeUtils;
 
 import java.security.SecureRandom;
 import java.util.concurrent.Executor;
@@ -52,6 +52,7 @@ import static java.util.Objects.requireNonNull;
 import static java.util.logging.Level.INFO;
 import static java.util.logging.Level.WARNING;
 import static java.util.logging.Logger.getLogger;
+import static org.briarproject.briar.android.qrcode.QrCodeUtils.HOTSPOT_QRCODE_FACTOR;
 import static org.briarproject.briar.android.util.UiUtils.handleException;
 
 @MethodsNotNullByDefault
@@ -334,7 +335,8 @@ class HotspotManager {
 		ioExecutor.execute(() -> {
 			String content = createWifiLoginString(group.getNetworkName(),
 					group.getPassphrase());
-			Bitmap qrCode = QrCodeUtils.createQrCode(dm, content);
+			Bitmap qrCode = QrCodeUtils.createQrCode(
+					(int) (dm.heightPixels * HOTSPOT_QRCODE_FACTOR), content);
 			NetworkConfig config = new NetworkConfig(group.getNetworkName(),
 					group.getPassphrase(), qrCode);
 			listener.onHotspotStarted(config);
@@ -437,9 +439,8 @@ class HotspotManager {
 		return "WIFI:S:" + ssid + ";T:WPA;P:" + password + ";;";
 	}
 
-	// exclude chars that are easy to confuse: 0 O, 5 S, 1 l I
-	private static final String chars =
-			"2346789ABCDEFGHJKLMNPQRTUVWXYZabcdefghijkmnopqrstuvwxyz";
+	// exclude chars that are easy to confuse: 0 (O), 5 (S), 1 l (I)
+	private static final String chars = "2346789abcdefghijkmnopqrstuvwxyz";
 
 	private String getRandomString(int length) {
 		char[] c = new char[length];

briar-android/src/main/java/org/briarproject/briar/android/hotspot/WebServerManager.java

@@ -8,7 +8,7 @@ import org.briarproject.bramble.api.lifecycle.IoExecutor;
 import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
 import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
 import org.briarproject.briar.android.hotspot.HotspotState.WebsiteConfig;
-import org.briarproject.briar.android.util.QrCodeUtils;
+import org.briarproject.briar.android.qrcode.QrCodeUtils;
 
 import java.io.IOException;
 import java.net.InetAddress;
@@ -27,6 +27,7 @@ import static java.util.logging.Logger.getLogger;
 import static org.briarproject.bramble.util.LogUtils.logException;
 import static org.briarproject.bramble.util.NetworkUtils.getNetworkInterfaces;
 import static org.briarproject.briar.android.hotspot.WebServer.PORT;
+import static org.briarproject.briar.android.qrcode.QrCodeUtils.HOTSPOT_QRCODE_FACTOR;
 
 @MethodsNotNullByDefault
 @ParametersNotNullByDefault
@@ -83,7 +84,8 @@ class WebServerManager {
 			}
 			url = "http://" + address.getHostAddress() + ":" + PORT;
 		}
-		Bitmap qrCode = QrCodeUtils.createQrCode(dm, url);
+		Bitmap qrCode = QrCodeUtils.createQrCode(
+				(int) (dm.heightPixels * HOTSPOT_QRCODE_FACTOR), url);
 		listener.onWebServerStarted(new WebsiteConfig(url, qrCode));
 	}
 

briar-android/src/main/java/org/briarproject/briar/android/mailbox/MailboxModule.java

@@ -0,0 +1,19 @@
+package org.briarproject.briar.android.mailbox;
+
+import org.briarproject.briar.android.viewmodel.ViewModelKey;
+
+import androidx.lifecycle.ViewModel;
+import dagger.Binds;
+import dagger.Module;
+import dagger.multibindings.IntoMap;
+
+@Module
+public interface MailboxModule {
+
+	@Binds
+	@IntoMap
+	@ViewModelKey(MailboxPairViewModel.class)
+	ViewModel bindMailboxViewModel(
+			MailboxPairViewModel mailboxPairViewModel);
+
+}

briar-android/src/main/java/org/briarproject/briar/android/mailbox/MailboxPairViewModel.java

@@ -0,0 +1,95 @@
+package org.briarproject.briar.android.mailbox;
+
+import android.app.Application;
+
+import com.google.zxing.Result;
+
+import org.briarproject.bramble.api.crypto.CryptoComponent;
+import org.briarproject.bramble.api.db.DatabaseExecutor;
+import org.briarproject.bramble.api.db.TransactionManager;
+import org.briarproject.bramble.api.lifecycle.IoExecutor;
+import org.briarproject.bramble.api.lifecycle.LifecycleManager;
+import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
+import org.briarproject.bramble.api.system.AndroidExecutor;
+import org.briarproject.bramble.util.StringUtils;
+import org.briarproject.briar.android.qrcode.QrCodeDecoder;
+import org.briarproject.briar.android.viewmodel.DbViewModel;
+
+import java.nio.charset.Charset;
+import java.util.Arrays;
+import java.util.concurrent.Executor;
+import java.util.logging.Logger;
+
+import javax.inject.Inject;
+
+import androidx.annotation.Nullable;
+import androidx.annotation.UiThread;
+
+import static java.util.logging.Level.INFO;
+import static java.util.logging.Logger.getLogger;
+
+@UiThread
+@NotNullByDefault
+class MailboxPairViewModel extends DbViewModel
+		implements QrCodeDecoder.ResultCallback {
+	private static final Logger LOG =
+			getLogger(MailboxPairViewModel.class.getName());
+
+	private static final int VERSION_REQUIRED = 32;
+
+	@SuppressWarnings("CharsetObjectCanBeUsed") // Requires minSdkVersion >= 19
+	private static final Charset ISO_8859_1 = Charset.forName("ISO-8859-1");
+
+	private final CryptoComponent crypto;
+	private final QrCodeDecoder qrCodeDecoder;
+
+	@Nullable
+	private String onionAddress = null;
+	@Nullable
+	private String setupToken = null;
+
+	@Inject
+	MailboxPairViewModel(
+			Application app,
+			@DatabaseExecutor Executor dbExecutor,
+			LifecycleManager lifecycleManager,
+			TransactionManager db,
+			AndroidExecutor androidExecutor,
+			@IoExecutor Executor ioExecutor,
+			CryptoComponent crypto) {
+		super(app, dbExecutor, lifecycleManager, db, androidExecutor);
+		this.crypto = crypto;
+		qrCodeDecoder = new QrCodeDecoder(androidExecutor, ioExecutor, this);
+	}
+
+	@Override
+	public void onQrCodeDecoded(Result result) {
+		LOG.info("Got result from decoder");
+		byte[] bytes = result.getText().getBytes(ISO_8859_1);
+
+		if (LOG.isLoggable(INFO))
+			LOG.info("QR code length in bytes: " + bytes.length);
+		if (bytes.length != 65) {
+			LOG.info("QR code has wrong length");
+			return;
+		}
+
+		if (LOG.isLoggable(INFO))
+			LOG.info("QR code version: " + bytes[0]);
+		if (bytes[0] != VERSION_REQUIRED) {
+			LOG.info("QR code has wrong version");
+			return;
+		}
+
+		byte[] onionPubKey = Arrays.copyOfRange(bytes, 1, 33);
+		onionAddress = crypto.encodeOnionAddress(onionPubKey);
+		setupToken = StringUtils.toHexString(Arrays.copyOfRange(bytes, 33, 65))
+				.toLowerCase();
+		LOG.info("QR code is valid");
+	}
+
+	QrCodeDecoder getQrCodeDecoder() {
+		return qrCodeDecoder;
+	}
+
+}

briar-android/src/main/java/org/briarproject/briar/android/qrcode/CameraException.java

@@ -1,8 +1,8 @@
-package org.briarproject.briar.android.contact.add.nearby;
+package org.briarproject.briar.android.qrcode;
 
 import java.io.IOException;
 
-class CameraException extends IOException {
+public class CameraException extends IOException {
 
 	CameraException(String message) {
 		super(message);

briar-android/src/main/java/org/briarproject/briar/android/qrcode/CameraView.java

@@ -1,4 +1,4 @@
-package org.briarproject.briar.android.contact.add.nearby;
+package org.briarproject.briar.android.qrcode;
 
 import android.content.Context;
 import android.hardware.Camera;

briar-android/src/main/java/org/briarproject/briar/android/qrcode/PreviewConsumer.java

@@ -1,4 +1,4 @@
-package org.briarproject.briar.android.contact.add.nearby;
+package org.briarproject.briar.android.qrcode;
 
 import android.hardware.Camera;
 
@@ -7,7 +7,7 @@ import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
 import androidx.annotation.UiThread;
 
 @NotNullByDefault
-interface PreviewConsumer {
+public interface PreviewConsumer {
 
 	@UiThread
 	void start(Camera camera, int cameraIndex);

briar-android/src/main/java/org/briarproject/briar/android/qrcode/QrCodeDecoder.java

@@ -1,4 +1,4 @@
-package org.briarproject.briar.android.contact.add.nearby;
+package org.briarproject.briar.android.qrcode;
 
 import android.hardware.Camera;
 import android.hardware.Camera.CameraInfo;
@@ -32,7 +32,7 @@ import static java.util.logging.Logger.getLogger;
 
 @MethodsNotNullByDefault
 @ParametersNotNullByDefault
-class QrCodeDecoder implements PreviewConsumer, PreviewCallback {
+public class QrCodeDecoder implements PreviewConsumer, PreviewCallback {
 
 	private static final Logger LOG = getLogger(QrCodeDecoder.class.getName());
 
@@ -44,7 +44,7 @@ class QrCodeDecoder implements PreviewConsumer, PreviewCallback {
 	private Camera camera = null;
 	private int cameraIndex = 0;
 
-	QrCodeDecoder(AndroidExecutor androidExecutor,
+	public QrCodeDecoder(AndroidExecutor androidExecutor,
 			@IoExecutor Executor ioExecutor, ResultCallback callback) {
 		this.androidExecutor = androidExecutor;
 		this.ioExecutor = ioExecutor;
@@ -127,7 +127,7 @@ class QrCodeDecoder implements PreviewConsumer, PreviewCallback {
 	}
 
 	@NotNullByDefault
-	interface ResultCallback {
+	public interface ResultCallback {
 		@IoExecutor
 		void onQrCodeDecoded(Result result);
 	}

briar-android/src/main/java/org/briarproject/briar/android/qrcode/QrCodeUtils.java

@@ -1,4 +1,4 @@
-package org.briarproject.briar.android.util;
+package org.briarproject.briar.android.qrcode;
 
 import android.graphics.Bitmap;
 import android.util.DisplayMetrics;
@@ -23,16 +23,21 @@ import static org.briarproject.bramble.util.LogUtils.logException;
 
 @NotNullByDefault
 public class QrCodeUtils {
+	public static final double HOTSPOT_QRCODE_FACTOR = 0.35;
 
 	private static final Logger LOG = getLogger(QrCodeUtils.class.getName());
 
 	@Nullable
 	public static Bitmap createQrCode(DisplayMetrics dm, String input) {
-		int smallestDimen = Math.min(dm.widthPixels, dm.heightPixels);
+		return createQrCode(Math.min(dm.widthPixels, dm.heightPixels), input);
+	}
+
+	@Nullable
+	public static Bitmap createQrCode(int edgeLen, String input) {
 		try {
 			// Generate QR code
 			BitMatrix encoded = new QRCodeWriter().encode(input, QR_CODE,
-					smallestDimen, smallestDimen);
+					edgeLen, edgeLen);
 			return renderQrCode(encoded);
 		} catch (WriterException e) {
 			logException(LOG, WARNING, e);

briar-android/src/main/java/org/briarproject/briar/android/removabledrive/ChooserFragment.java

@@ -11,6 +11,7 @@ import android.widget.ScrollView;
 import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
 import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
 import org.briarproject.briar.R;
+import org.briarproject.briar.android.widget.OnboardingFullDialogFragment;
 
 import javax.inject.Inject;
 
@@ -51,6 +52,10 @@ public class ChooserFragment extends Fragment {
 				container, false);
 
 		scrollView = (ScrollView) v;
+
+		Button buttonLearnMore = v.findViewById(R.id.buttonLearnMore);
+		buttonLearnMore.setOnClickListener(e -> showLearnMoreDialog());
+
 		Button sendButton = v.findViewById(R.id.sendButton);
 		sendButton.setOnClickListener(i -> viewModel.startSendData());
 
@@ -75,4 +80,10 @@ public class ChooserFragment extends Fragment {
 		}
 	}
 
+	private void showLearnMoreDialog() {
+		OnboardingFullDialogFragment.newInstance(
+				R.string.removable_drive_menu_title,
+				R.string.removable_drive_explanation
+		).show(getChildFragmentManager(), OnboardingFullDialogFragment.TAG);
+	}
 }

briar-android/src/main/java/org/briarproject/briar/android/settings/SettingsFragment.java

@@ -86,12 +86,6 @@ public class SettingsFragment extends PreferenceFragmentCompat {
 			PreferenceGroup dev = requireNonNull(findPreference(PREF_KEY_DEV));
 			dev.setVisible(false);
 		}
-
-		if (!viewModel.shouldEnableShareAppViaOfflineHotspot()) {
-			Preference shareApp =
-					requireNonNull(findPreference(PREF_KEY_SHARE_APP));
-			shareApp.setVisible(false);
-		}
 	}
 
 	@Override

briar-android/src/main/java/org/briarproject/briar/android/settings/SettingsViewModel.java

@@ -262,8 +262,4 @@ class SettingsViewModel extends DbViewModel implements EventListener {
 		return screenLockTimeout;
 	}
 
-	boolean shouldEnableShareAppViaOfflineHotspot() {
-		return featureFlags.shouldEnableShareAppViaOfflineHotspot();
-	}
-
 }

briar-android/src/main/java/org/briarproject/briar/android/view/AuthorView.java

@@ -93,7 +93,7 @@ public class AuthorView extends ConstraintLayout {
 		if (authorInfo.getStatus() == OURSELVES) {
 			authorName.setTypeface(authorNameTypeface, BOLD);
 		} else {
-			authorName.setTypeface(authorNameTypeface, NORMAL);
+			authorName.setTypeface(authorNameTypeface, Typeface.NORMAL);
 		}
 
 		invalidate();

briar-android/src/main/res/drawable/ic_bluetooth.xml

@@ -0,0 +1,21 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+	android:width="100dp"
+	android:height="35dp"
+	android:viewportWidth="500"
+	android:viewportHeight="175">
+	<path
+		android:fillColor="?attr/colorControlNormal"
+		android:pathData="m459.809,167.16 l-4.327,-4.334 -7.07,-2.427c-3.888,-1.335 -8.723,-2.996 -10.744,-3.691l-3.674,-1.263 3.524,-0.173c8.242,-0.404 12.988,-4.007 14.336,-10.884 0.796,-4.061 1.129,-17.298 0.83,-33.041 -0.153,-8.084 -0.166,-15.416 -0.028,-16.295 0.138,-0.878 0.535,-2.42 0.883,-3.426 1.222,-3.532 0.34,-11.908 -1.858,-17.631 -0.348,-0.908 -1.934,-4.215 -3.524,-7.35 -4.158,-8.2 -4.505,-8.942 -4.893,-10.484 -0.459,-1.821 -0.212,-5.435 0.463,-6.766 0.666,-1.315 2.157,-2.916 3.246,-3.487 1.299,-0.68 2.616,0.122 4.686,2.855 3.422,4.516 14.001,19.441 15.732,22.193 3.746,5.956 5.956,11.165 7.972,18.788 0.655,2.475 1.885,6.997 2.735,10.05 0.849,3.053 2.714,10.158 4.144,15.79l2.6,10.24 4.65,5.193c2.557,2.856 5.798,6.464 7.2,8.017 1.403,1.553 2.55,2.975 2.55,3.161 0,0.335 -34.5,29.299 -34.899,29.299 -0.115,0 -2.156,-1.95 -4.535,-4.334zM365.944,150.772c-1.258,-0.628 -2.206,-1.379 -2.914,-2.307 -2.089,-2.736 -1.95,2.369 -1.864,-68.482l0.078,-64.039 0.661,-1.235c1.015,-1.898 1.992,-2.911 3.74,-3.879l1.6,-0.886 37.784,-0.08c42.456,-0.089 39.402,-0.248 42.116,2.192 0.875,0.787 1.757,1.959 2.184,2.904 0.713,1.577 0.716,1.638 0.806,14.204l0.09,12.62 -1.798,-0.13c-1.426,-0.103 -2.081,0.007 -3.166,0.532 -2.013,0.974 -3.94,2.899 -5.115,5.108l-1.037,1.95 -0.007,-12.825 -0.007,-12.825h-33.6,-33.6v51.3,51.3h33.599,33.599l0.076,-34.425c0.073,-32.96 0.098,-34.361 0.591,-32.925 0.283,0.825 1.806,3.997 3.383,7.05 5.493,10.626 5.405,9.86 5.396,47.203 -0.007,27.621 -0.124,29.951 -1.662,33.109 -1.071,2.199 -2.711,3.71 -5.058,4.66l-1.674,0.677 -36.168,0.08 -36.168,0.08 -1.864,-0.931zM408.344,145.734c2.871,-1.309 4.458,-3.678 4.43,-6.617 -0.039,-4.116 -3.109,-7.223 -7.136,-7.223 -2.12,0 -3.567,0.609 -5.164,2.172 -2.245,2.198 -2.754,5.439 -1.301,8.287 0.713,1.398 2.521,3.009 3.962,3.53 1.497,0.542 3.84,0.475 5.209,-0.149z" />
+	<path
+		android:fillColor="?attr/colorControlNormal"
+		android:pathData="m39.434,167.16 l4.327,-4.334 7.07,-2.427c3.888,-1.335 8.723,-2.996 10.744,-3.691l3.674,-1.263 -3.524,-0.173c-8.242,-0.404 -12.988,-4.007 -14.336,-10.884 -0.796,-4.061 -1.129,-17.298 -0.83,-33.041 0.153,-8.084 0.166,-15.416 0.028,-16.295 -0.138,-0.878 -0.535,-2.42 -0.883,-3.426 -1.222,-3.532 -0.34,-11.908 1.858,-17.631 0.348,-0.908 1.934,-4.215 3.524,-7.35 4.158,-8.2 4.505,-8.942 4.893,-10.484 0.459,-1.821 0.212,-5.435 -0.463,-6.766 -0.666,-1.315 -2.157,-2.916 -3.246,-3.487 -1.299,-0.68 -2.616,0.122 -4.686,2.855 -3.422,4.516 -14.001,19.441 -15.732,22.193 -3.746,5.956 -5.956,11.165 -7.972,18.788 -0.655,2.475 -1.885,6.997 -2.735,10.05 -0.849,3.053 -2.714,10.158 -4.144,15.79L14.4,125.824 9.75,131.017c-2.557,2.856 -5.798,6.464 -7.2,8.017 -1.403,1.553 -2.55,2.975 -2.55,3.161 0,0.335 34.5,29.299 34.899,29.299 0.115,0 2.156,-1.95 4.535,-4.334zM133.299,150.772c1.258,-0.628 2.206,-1.379 2.914,-2.307 2.089,-2.736 1.95,2.369 1.864,-68.482l-0.078,-64.039 -0.661,-1.235c-1.015,-1.898 -1.992,-2.911 -3.74,-3.879L132,9.944 94.216,9.865c-42.456,-0.089 -39.402,-0.248 -42.116,2.192 -0.875,0.787 -1.757,1.959 -2.184,2.904 -0.713,1.577 -0.716,1.638 -0.806,14.204l-0.09,12.62 1.798,-0.13c1.426,-0.103 2.081,0.007 3.166,0.532 2.013,0.974 3.94,2.899 5.115,5.108l1.037,1.95 0.007,-12.825 0.007,-12.825h33.6,33.6v51.3,51.3L93.752,126.194 60.153,126.194l-0.076,-34.425c-0.073,-32.96 -0.098,-34.361 -0.591,-32.925 -0.283,0.825 -1.806,3.997 -3.383,7.05 -5.493,10.626 -5.405,9.86 -5.396,47.203 0.007,27.621 0.124,29.951 1.662,33.109 1.071,2.199 2.711,3.71 5.058,4.66l1.674,0.677 36.168,0.08 36.168,0.08 1.864,-0.931zM90.9,145.734c-2.871,-1.309 -4.458,-3.678 -4.43,-6.617 0.039,-4.116 3.109,-7.223 7.136,-7.223 2.12,0 3.567,0.609 5.164,2.172 2.245,2.198 2.754,5.439 1.301,8.287 -0.713,1.398 -2.521,3.009 -3.962,3.53 -1.497,0.542 -3.84,0.475 -5.209,-0.149z" />
+	<path
+		android:fillColor="#0a3d91"
+		android:pathData="m247.254,71.979h4.736c13.165,0 23.763,10.599 23.763,23.763v32.175c0,13.165 -10.599,23.763 -23.763,23.763h-4.736c-13.165,0 -23.763,-10.599 -23.763,-23.763V95.743c0,-13.165 10.599,-23.763 23.763,-23.763z" />
+	<path
+		android:fillColor="#0a3d91"
+		android:pathData="m143.679,23.557c-1.59,2.624 0.182,5.575 2.785,6.643 2.695,1.572 6.171,4.987 9.148,2.232 2.233,-2.04 0.601,-5.728 -2.041,-6.67 -3.064,-1.677 -6.552,-5.515 -9.891,-2.205zM351.705,23.129c-2.768,1.961 -7.068,2.695 -8.378,6.043 -0.642,2.731 1.936,4.993 4.584,4.426 3.202,-1.638 7.057,-2.842 9.178,-5.948 0.569,-2.604 -1.493,-5.351 -4.268,-4.746 -0.416,-0.108 -0.76,0.035 -1.117,0.224zM324.943,36.301c-2.934,1.708 -7.32,1.923 -8.931,5.153 -0.908,2.654 1.432,5.159 4.124,4.861 3.356,-1.304 7.32,-2.113 9.737,-5.002 0.814,-2.538 -0.977,-5.47 -3.796,-5.129 -0.403,-0.146 -0.76,-0.038 -1.133,0.117zM169.707,38.764c-1.219,2.712 0.757,5.461 3.444,6.145 2.858,1.081 6.669,4.118 9.312,1.234 2.315,-2.037 0.339,-5.835 -2.41,-6.418 -3.328,-1.176 -7.385,-4.714 -10.346,-0.961zM296.98,46.381c-3.123,1.309 -7.492,0.971 -9.492,3.97 -1.232,2.519 0.773,5.298 3.48,5.34 3.487,-0.907 7.567,-1.113 10.303,-3.739 1.114,-2.422 -0.312,-5.546 -3.152,-5.551 -0.383,-0.196 -0.75,-0.127 -1.139,-0.02zM199.49,47.926c-2.229,1.462 -2.68,4.866 -0.276,6.377 2.587,1.471 5.915,1.955 8.84,2.495 2.785,0.332 4.746,-2.479 3.891,-5.049 -2.043,-3.28 -6.472,-2.734 -9.717,-4.089 -0.913,0.089 -1.826,0.177 -2.738,0.266zM268.003,52.434c-3.276,0.789 -7.461,-0.188 -9.936,2.382 -1.65,2.268 -0.157,5.354 2.504,5.862 3.612,-0.292 7.718,0.091 10.84,-2.094 1.462,-2.228 0.523,-5.532 -2.285,-5.959 -0.349,-0.249 -0.722,-0.239 -1.123,-0.19zM228.554,53.852c-1.933,1.836 -1.765,5.267 0.871,6.321 2.809,0.989 6.171,0.847 9.144,0.861 2.799,-0.173 4.226,-3.29 2.924,-5.665 -2.604,-2.852 -6.847,-1.542 -10.293,-2.27 -0.882,0.251 -1.764,0.501 -2.646,0.752z" />
+	<path
+		android:fillColor="#ffffff"
+		android:pathData="m252.501,112.09 l11.656,-11.452 -17.126,-19.791 0.019,25.792 -9.142,-9.245 -3.125,3.091 11.521,11.581 -11.498,11.308c3.031,3.056 0,0 3.031,3.056l9.189,-8.973c0.044,4.735 0.004,27.165 0.004,27.165l17.102,-20.773zM251.424,92.519 L258.222,100.383 251.424,107.016zM251.4,132.547 L251.424,117.151 258.317,124.139z" />
+</vector>

briar-android/src/main/res/drawable/ic_share_app.xml

@@ -0,0 +1,66 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+	android:width="256dp"
+	android:height="204dp"
+	android:viewportWidth="256"
+	android:viewportHeight="204">
+	<path
+		android:fillColor="#657D99"
+		android:pathData="M41.583,100.841H22.181V102.841H52.75V136.663H54.75V102.841H68.034C70.924,102.841 73.267,105.184 73.267,108.074C73.267,112.068 76.505,115.307 80.5,115.307H92.727V113.307H80.5C77.61,113.307 75.267,110.964 75.267,108.074C75.267,104.079 72.029,100.841 68.034,100.841H43.583V63.659H41.583V100.841Z" />
+	<path
+		android:fillColor="#657D99"
+		android:pathData="M122.611,86.06V46.253H124.611V86.06H122.611Z" />
+	<path
+		android:fillColor="#657D99"
+		android:pathData="M119.754,179.928L119.754,142.682L121.754,142.682L121.754,179.928L119.754,179.928Z" />
+	<path
+		android:fillColor="#657D99"
+		android:pathData="M195.251,100.841V86.596H193.251V113.826H148.362V115.826H194.251C198.125,115.826 201.301,118.969 201.301,122.826V127.044H203.301V122.826C203.301,118.186 199.75,114.378 195.251,113.881V102.841H233.052V100.841H195.251Z" />
+	<path
+		android:fillColor="#657D99"
+		android:pathData="M32.121,57.411L32.888,55.564C33.596,55.858 34.375,56.021 35.197,56.021H37.079V58.021H35.197C34.107,58.021 33.069,57.804 32.121,57.411ZM48.377,58.021V56.021H50.26C51.082,56.021 51.86,55.858 52.569,55.564L53.335,57.411C52.388,57.804 51.349,58.021 50.26,58.021H48.377ZM58.293,36.807H56.293V34.924C56.293,34.102 56.13,33.323 55.836,32.615L57.684,31.849C58.077,32.796 58.293,33.834 58.293,34.924V36.807ZM37.079,26.89H35.197C34.107,26.89 33.069,27.107 32.121,27.5L32.888,29.347C33.596,29.053 34.375,28.89 35.197,28.89H37.079V26.89ZM27.163,48.104H29.163V49.987C29.163,50.809 29.326,51.588 29.62,52.296L27.772,53.062C27.38,52.115 27.163,51.076 27.163,49.987V48.104ZM27.163,44.338H29.163V40.572H27.163V44.338ZM27.163,36.807H29.163V34.924C29.163,34.102 29.326,33.323 29.62,32.615L27.772,31.849C27.38,32.796 27.163,33.834 27.163,34.924V36.807ZM40.845,26.89V28.89H44.611V26.89H40.845ZM48.377,26.89V28.89H50.26C51.082,28.89 51.86,29.053 52.569,29.347L53.335,27.5C52.388,27.107 51.349,26.89 50.26,26.89H48.377ZM58.293,40.572H56.293V44.338H58.293V40.572ZM58.293,48.104H56.293V49.987C56.293,50.809 56.13,51.588 55.836,52.296L57.684,53.062C58.077,52.115 58.293,51.076 58.293,49.987V48.104ZM44.611,58.021V56.021H40.845V58.021H44.611Z" />
+	<path
+		android:fillColor="#657D99"
+		android:pathData="M112.487,40.426L112.875,38.464C113.41,38.569 113.964,38.625 114.533,38.625H116.99V40.625H114.533C113.833,40.625 113.149,40.556 112.487,40.426ZM131.733,40.625V38.625H134.191C134.76,38.625 135.314,38.569 135.848,38.464L136.237,40.426C135.575,40.556 134.891,40.625 134.191,40.625H131.733ZM140.016,38.859L138.903,37.197C139.829,36.577 140.627,35.78 141.247,34.854L142.909,35.966C142.143,37.11 141.159,38.094 140.016,38.859ZM144.674,12.941H142.674V10.484C142.674,9.915 142.619,9.361 142.513,8.826L144.475,8.438C144.606,9.1 144.674,9.784 144.674,10.484V12.941ZM142.909,4.659L141.247,5.772C140.627,4.845 139.829,4.048 138.903,3.428L140.016,1.766C141.159,2.531 142.143,3.516 142.909,4.659ZM116.99,0H114.533C113.833,0 113.149,0.069 112.487,0.2L112.875,2.162C113.41,2.056 113.964,2 114.533,2H116.99V0ZM108.708,1.766L109.821,3.428C108.895,4.048 108.097,4.845 107.477,5.772L105.815,4.659C106.581,3.516 107.565,2.531 108.708,1.766ZM104.049,27.684H106.049V30.141C106.049,30.71 106.105,31.264 106.211,31.799L104.249,32.187C104.118,31.525 104.049,30.841 104.049,30.141V27.684ZM105.815,35.966L107.477,34.854C108.097,35.78 108.895,36.577 109.821,37.197L108.708,38.859C107.565,38.094 106.581,37.11 105.815,35.966ZM104.049,22.77H106.049V17.855H104.049V22.77ZM104.049,12.941H106.049V10.484C106.049,9.915 106.105,9.361 106.211,8.826L104.249,8.438C104.118,9.1 104.049,9.784 104.049,10.484V12.941ZM121.905,0V2H126.819V0H121.905ZM131.733,0V2H134.191C134.76,2 135.314,2.056 135.848,2.162L136.237,0.2C135.575,0.069 134.891,0 134.191,0H131.733ZM144.674,17.855H142.674V22.77H144.674V17.855ZM144.674,27.684H142.674V30.141C142.674,30.71 142.619,31.264 142.513,31.799L144.475,32.187C144.606,31.525 144.674,30.841 144.674,30.141V27.684ZM126.819,40.625V38.625H121.905V40.625H126.819Z" />
+	<path
+		android:fillColor="#657D99"
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+</vector>

briar-android/src/main/res/layout/fragment_bluetooth_intro.xml

@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:fillViewport="true"
+	tools:context=".android.contact.connect.BluetoothIntroFragment">
+
+	<androidx.constraintlayout.widget.ConstraintLayout
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content">
+
+		<androidx.appcompat.widget.AppCompatImageView
+			android:id="@+id/introImageView"
+			android:layout_width="0dp"
+			android:layout_height="0dp"
+			android:layout_margin="16dp"
+			app:layout_constraintBottom_toTopOf="@+id/introTextView"
+			app:layout_constraintEnd_toEndOf="parent"
+			app:layout_constraintHeight_percent="0.2"
+			app:layout_constraintStart_toStartOf="parent"
+			app:layout_constraintTop_toTopOf="parent"
+			app:srcCompat="@drawable/ic_bluetooth" />
+
+		<TextView
+			android:id="@+id/introTextView"
+			android:layout_width="0dp"
+			android:layout_height="wrap_content"
+			android:layout_margin="16dp"
+			android:text="@string/connect_via_bluetooth_intro"
+			app:layout_constraintBottom_toTopOf="@+id/startButton"
+			app:layout_constraintEnd_toEndOf="parent"
+			app:layout_constraintHorizontal_bias="0.5"
+			app:layout_constraintStart_toStartOf="parent"
+			app:layout_constraintTop_toBottomOf="@+id/introImageView" />
+
+		<Button
+			android:id="@+id/startButton"
+			style="@style/BriarButton"
+			android:layout_width="0dp"
+			android:layout_height="wrap_content"
+			android:layout_margin="16dp"
+			android:text="@string/start"
+			app:layout_constraintBottom_toBottomOf="parent"
+			app:layout_constraintEnd_toEndOf="parent"
+			app:layout_constraintStart_toStartOf="parent" />
+
+	</androidx.constraintlayout.widget.ConstraintLayout>
+
+</ScrollView>

briar-android/src/main/res/layout/fragment_bluetooth_progress.xml

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent">
+
+	<androidx.appcompat.widget.AppCompatImageView
+		android:id="@+id/introImageView"
+		android:layout_width="0dp"
+		android:layout_height="0dp"
+		android:layout_margin="16dp"
+		app:layout_constraintBottom_toTopOf="@+id/progressBar"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintHeight_percent="0.2"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toTopOf="parent"
+		app:layout_constraintVertical_chainStyle="packed"
+		app:srcCompat="@drawable/ic_bluetooth" />
+
+	<ProgressBar
+		android:id="@+id/progressBar"
+		style="?android:attr/progressBarStyleHorizontal"
+		android:layout_width="0dp"
+		android:layout_height="wrap_content"
+		android:indeterminate="true"
+		app:layout_constraintBottom_toTopOf="@+id/textView"
+		app:layout_constraintEnd_toEndOf="@+id/introImageView"
+		app:layout_constraintStart_toStartOf="@+id/introImageView"
+		app:layout_constraintTop_toBottomOf="@+id/introImageView" />
+
+	<TextView
+		android:id="@+id/textView"
+		android:layout_width="0dp"
+		android:layout_height="wrap_content"
+		android:layout_margin="16dp"
+		android:gravity="center"
+		android:text="@string/connect_via_bluetooth_start"
+		app:layout_constraintBottom_toBottomOf="parent"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/progressBar" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

briar-android/src/main/res/layout/fragment_hotspot_help.xml

@@ -47,6 +47,19 @@
 			app:layout_constraintStart_toStartOf="parent"
 			app:layout_constraintTop_toBottomOf="@+id/wifi1View" />
 
+		<androidx.appcompat.widget.AppCompatTextView
+			android:id="@+id/wifi3View"
+			android:layout_width="0dp"
+			android:layout_height="wrap_content"
+			android:layout_marginTop="6dp"
+			android:drawablePadding="6dp"
+			android:text="@string/hotspot_help_wifi_3"
+			app:drawableLeftCompat="@drawable/ic_circle_small"
+			app:drawableStartCompat="@drawable/ic_circle_small"
+			app:layout_constraintEnd_toEndOf="parent"
+			app:layout_constraintStart_toStartOf="parent"
+			app:layout_constraintTop_toBottomOf="@+id/wifi2View" />
+
 		<TextView
 			android:id="@+id/siteTitleView"
 			android:layout_width="0dp"
@@ -57,7 +70,7 @@
 			android:textStyle="bold"
 			app:layout_constraintEnd_toEndOf="parent"
 			app:layout_constraintStart_toStartOf="parent"
-			app:layout_constraintTop_toBottomOf="@+id/wifi2View" />
+			app:layout_constraintTop_toBottomOf="@+id/wifi3View" />
 
 		<TextView
 			android:id="@+id/site1View"

briar-android/src/main/res/layout/fragment_hotspot_intro.xml

@@ -14,8 +14,8 @@
 
 		<ImageView
 			android:id="@+id/imageView"
-			android:layout_width="@dimen/hero_square"
-			android:layout_height="@dimen/hero_square"
+			android:layout_width="@dimen/hero_rect_width"
+			android:layout_height="@dimen/hero_rect_width"
 			android:layout_marginHorizontal="@dimen/margin_xlarge"
 			android:layout_marginTop="@dimen/margin_xlarge"
 			app:layout_constraintBottom_toTopOf="@+id/introView"
@@ -24,7 +24,7 @@
 			app:layout_constraintTop_toTopOf="parent"
 			app:layout_constraintVertical_bias="0.25"
 			app:layout_constraintVertical_chainStyle="packed"
-			app:srcCompat="@drawable/ic_wifi_tethering"
+			app:srcCompat="@drawable/ic_share_app"
 			tools:ignore="ContentDescription" />
 
 		<TextView

briar-android/src/main/res/layout/fragment_hotspot_manual.xml

@@ -4,6 +4,7 @@
 	xmlns:tools="http://schemas.android.com/tools"
 	android:layout_width="match_parent"
 	android:layout_height="match_parent"
+	android:scrollbars="vertical"
 	android:fillViewport="true">
 
 	<androidx.constraintlayout.widget.ConstraintLayout

briar-android/src/main/res/layout/fragment_hotspot_qr.xml

@@ -4,6 +4,7 @@
 	xmlns:tools="http://schemas.android.com/tools"
 	android:layout_width="match_parent"
 	android:layout_height="match_parent"
+	android:scrollbars="vertical"
 	android:fillViewport="true">
 
 	<androidx.constraintlayout.widget.ConstraintLayout

briar-android/src/main/res/layout/fragment_keyagreement_qr.xml

@@ -5,7 +5,7 @@
 	android:layout_height="match_parent"
 	android:keepScreenOn="true">
 
-	<org.briarproject.briar.android.contact.add.nearby.CameraView
+	<org.briarproject.briar.android.qrcode.CameraView
 		android:id="@+id/camera_view"
 		android:layout_width="match_parent"
 		android:layout_height="match_parent" />

briar-android/src/main/res/layout/fragment_onboarding_full.xml

@@ -20,6 +20,7 @@
 		android:layout_width="match_parent"
 		android:layout_height="0dp"
 		android:layout_weight="1"
+		android:scrollbars="vertical"
 		android:fillViewport="true">
 
 		<androidx.constraintlayout.widget.ConstraintLayout

briar-android/src/main/res/layout/fragment_transfer_data_chooser.xml

@@ -31,14 +31,28 @@
 			android:layout_height="wrap_content"
 			android:layout_marginHorizontal="@dimen/margin_xlarge"
 			android:layout_marginTop="@dimen/margin_xlarge"
-			android:layout_marginBottom="@dimen/margin_large"
 			android:text="@string/removable_drive_intro"
 			android:textAppearance="@style/TextAppearance.MaterialComponents.Body1"
-			app:layout_constraintBottom_toTopOf="@+id/sendButton"
+			app:layout_constraintBottom_toTopOf="@+id/buttonLearnMore"
 			app:layout_constraintEnd_toEndOf="parent"
 			app:layout_constraintStart_toStartOf="parent"
 			app:layout_constraintTop_toBottomOf="@+id/imageView" />
 
+		<Button
+			android:id="@+id/buttonLearnMore"
+			style="@style/BriarButtonFlat.Positive"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_marginBottom="@dimen/margin_large"
+			android:padding="16dp"
+			android:text="@string/learn_more"
+			android:textAllCaps="false"
+			android:textSize="14sp"
+			app:layout_constraintBottom_toTopOf="@id/sendButton"
+			app:layout_constraintEnd_toEndOf="parent"
+			app:layout_constraintStart_toStartOf="parent"
+			app:layout_constraintTop_toBottomOf="@+id/introView" />
+
 		<Button
 			android:id="@+id/sendButton"
 			style="@style/BriarButton"

briar-android/src/main/res/values-ar/strings.xml

@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<resources xmlns:tools="http://schemas.android.com/tools">
+<resources>
   <!--Setup-->
   <string name="setup_title">مرحبًا بك في Briar (براير)</string>
   <string name="setup_name_explanation">سيتم إظهار اسمك المستعار بجانب كل ما تنشره من محتوى. لا يمكنك تغيير الاسم بعد إنشاء حسابك.</string>
@@ -175,7 +175,7 @@
   <string name="set_contact_alias">تعديل إسم جهة الاتصال</string>
   <string name="set_contact_alias_hint">اسم جهة الاتصال</string>
   <string name="menu_item_connect_via_bluetooth">الإتصال عبر بلوتوث</string>
-  <string name="dialog_title_connect_via_bluetooth">الإتصال عبر بلوتوث</string>
+  <string name="connect_via_bluetooth_title">الإتصال عبر بلوتوث</string>
   <!--The first placeholder will show a duration like "7 days". The second placeholder at the end will add "Tap to learn more."-->
   <!--The placeholder at the end will add "Tap to learn more."-->
   <!--The first placeholder will show a contact's name. The second placeholder will show a duration like "7 days". The third placeholder at the end will add "Tap to learn more."-->

briar-android/src/main/res/values-bg/strings.xml

@@ -2,7 +2,7 @@
 <resources xmlns:tools="http://schemas.android.com/tools">
   <!--Setup-->
   <string name="setup_title">Добре дошли в Briar</string>
-  <string name="setup_name_explanation">Прякорът ви ще бъде видим до всяка ваша публикация. Няма да можете да го промените след като създадете профил.</string>
+  <string name="setup_name_explanation">Прякорът ще бъде видим до всяка ваша публикация. Няма да можете да го промените след като създадете профила си.</string>
   <string name="setup_next">Напред</string>
   <string name="setup_password_intro">Изберете парола</string>
   <string name="setup_password_explanation">Профилът в Briar се съхранява шифриран на устройството ви, а не в облака. Ако забравите паролата си или премахнете Briar, няма начин да го възстановите.\n\nИзберете дълга, трудна за отгатване парола, например: четири случайни думи или десет случайни букви, числа и знаци.</string>
@@ -40,13 +40,12 @@
   <string name="forgotten_password">Забравена парола</string>
   <string name="dialog_title_lost_password">Забравена парола</string>
   <string name="dialog_message_lost_password">Профилът в Briar се съхранява шифриран на вашето устройство, а не в облака и за това паролата не може да бъде сменена. Желаете ли да профилът да бъде премахнат и да бъде направен нов?\n\nВнимание: Профилът, контактите и съобщенията ще бъдат безвъзвратно загубени.</string>
-  <string name="startup_failed_notification_title">Briar не можа да стартира</string>
-  <string name="startup_failed_notification_text">Докоснете за повече информация.</string>
   <string name="startup_failed_activity_title">Неуспешно стартиране</string>
-  <string name="startup_failed_db_error">По някаква причина банката от данни на Briar е непоправимо повредена. Вашият профил, данни и всичките ви контакти са загубени. За жалост, се налага да преинсталирате Briar или да създадете нов профил, избирайки „Забравена парола“ от екрана за вход.</string>
-  <string name="startup_failed_data_too_old_error">Вашия профил е създаден със по-ранно издание на приложението и не може да бъде отворен. Трябва или да инсталирате по-ранното издание или да създадете нов профил, избирайки „Забравена парола“ от екрана за вход.</string>
-  <string name="startup_failed_data_too_new_error">Тава издание на приложението е твърде старо. Обновете до последно издание и опитайте отново.</string>
-  <string name="startup_failed_service_error">Briar не може да стартира задължителна приставка. Обикновено преинсталирането на Briar решава този проблем. Имайте предвид, че ще изгубите профила си и всички свързани с него данни, тъй като Briar не ги съхранява в централни сървъри.</string>
+  <string name="startup_failed_clock_error">Briar не може да стартира, защото часовника на устройството не е верен.\n\nСверете часовника и пробвайте отново.</string>
+  <string name="startup_failed_db_error">Briar не може да отвори банката от данни с вашия профил, контакти и всички съобщения.\n\nИнсталирайте последното издание и пробвайте отново или създайте нов профил, избирайки „Забравена парола“ от екрана за вход.</string>
+  <string name="startup_failed_data_too_old_error">Профилът е създаден с по-ранно издание на приложението и не може да бъде отворен с текущото издание. Или инсталирайте по-ранното издание, или създайте нов профил, избирайки „Забравена парола“ от екрана за вход.</string>
+  <string name="startup_failed_data_too_new_error">Профилът е създаден с по-ново издание на приложението и не може да бъде отворен с текущото издание.\n\nОбновете до последно издание и опитайте отново.</string>
+  <string name="startup_failed_service_error">Briar не може да стартира задължителна приставка.\n\nОбновете до последно издание и опитайте отново.</string>
   <plurals name="expiry_warning">
     <item quantity="one">Това е тестова версия на Briar. Вашият акаунт ще бъде изтече след %d ден и не може да бъде подновена.</item>
     <item quantity="other">Това е изпитателно издание на Briar. Валидността на профила ще изтече след %d дена и не може да бъде подновена.</item>
@@ -129,7 +128,7 @@
   <string name="ok">Добре</string>
   <string name="cancel">Отказ</string>
   <string name="got_it">Разбрах</string>
-  <string name="delete">Изтриване</string>
+  <string name="delete">Премахване</string>
   <string name="accept">Приемане</string>
   <string name="decline">Отказване</string>
   <string name="online">На линия</string>
@@ -139,6 +138,7 @@
   <string name="open">Отваряне</string>
   <string name="change">Променяне</string>
   <string name="start">Старт</string>
+  <string name="finish">Край</string>
   <string name="no_data">Няма данни</string>
   <string name="ellipsis">...</string>
   <string name="text_too_long">Въведеният текст е твърде дълъг</string>
@@ -148,6 +148,7 @@
   <string name="sorry">Съжаляваме</string>
   <string name="error_start_activity">Недостъпно на вашата система</string>
   <string name="status_heading">Състояние</string>
+  <string name="error">Грешка</string>
   <!--Contacts and Private Conversations-->
   <string name="no_contacts">Няма контакти</string>
   <string name="no_contacts_action">Докоснете иконата с +, за да добавите контакти</string>
@@ -161,18 +162,9 @@
   <string name="image_attach_error">Грешка при прикачване на изображения</string>
   <string name="image_attach_error_too_big">Изображението е твърде голямо. Има ограничение от %dМБ.</string>
   <string name="image_attach_error_invalid_mime_type">Неподдържан формат на изображение: %s</string>
-  <string name="set_contact_alias">Преименуване на контакт</string>
+  <string name="set_contact_alias">Преименуване</string>
   <string name="set_contact_alias_hint">Име на контакта</string>
   <string name="menu_item_disappearing_messages">Изчезващи съобщения</string>
-  <string name="menu_item_connect_via_bluetooth">Свързване чрез Bluetooth</string>
-  <string name="dialog_title_connect_via_bluetooth">Свързване чрез Bluetooth</string>
-  <string name="dialog_message_connect_via_bluetooth">За да сработи този метод, контактът трябва да бъде близо до вас.\n\nДвамата трябва да натиснете „Start“ едновременно.</string>
-  <string name="toast_connect_via_bluetooth_already_discovering">Има започнат опит за връзка чрез Bluetooth</string>
-  <string name="toast_connect_via_bluetooth_not_discoverable">Не може да продължи без Bluetooth</string>
-  <string name="toast_connect_via_bluetooth_no_location_permission">Не може да продължи без разрешение за местоположение</string>
-  <string name="toast_connect_via_bluetooth_start">Свързване чрез Bluetooth…</string>
-  <string name="toast_connect_via_bluetooth_success">Успешно свързване чрез Bluetooth</string>
-  <string name="toast_connect_via_bluetooth_error">Не може да се установи връзка чрез Bluetooth</string>
   <!--The first placeholder will show a duration like "7 days". The second placeholder at the end will add "Tap to learn more."-->
   <string name="auto_delete_msg_you_enabled">Съобщението ще изчезне след %1$s. %2$s</string>
   <!--The placeholder at the end will add "Tap to learn more."-->
@@ -198,7 +190,7 @@
   <string name="auto_delete_changed_warning_message_enabled">Откакто съставяте съобщението е бил включен механизмът за изчезващи съобщения.</string>
   <string name="auto_delete_changed_warning_message_disabled">Откакто съставяте съобщението е бил изключен механизмът за изчезващи съобщения.</string>
   <string name="auto_delete_changed_warning_send">Изпращане въпреки това</string>
-  <string name="delete_all_messages">Изтриване на всички</string>
+  <string name="delete_all_messages">Премахване на всички</string>
   <string name="dialog_title_delete_all_messages">Потвърждение на премахване на съобщение</string>
   <string name="dialog_message_delete_all_messages">Сигурни ли сте, че желаете всички съобщения да бъдат премахнати?</string>
   <string name="dialog_title_not_all_messages_deleted">Не премахнати съобщения</string>
@@ -208,9 +200,9 @@
   <string name="dialog_message_not_deleted_not_all_selected_both">За да премахнете покана или запознанство трябва да изберете заявката и отговора.</string>
   <string name="dialog_message_not_deleted_not_all_selected_introductions">За да премахнете запознанство трябва да изберете заявката и отговора.</string>
   <string name="dialog_message_not_deleted_not_all_selected_invitations">За да премахнете покана трябва да изберете заявката и отговора.</string>
-  <string name="delete_contact">Премахване на контакт</string>
+  <string name="delete_contact">Премахване</string>
   <string name="dialog_title_delete_contact">Потвърждение на премахване на контакт</string>
-  <string name="dialog_message_delete_contact">Сигурни ли сте, че желаете да изтриете контакта и всички обменени с него съобщения?</string>
+  <string name="dialog_message_delete_contact">Сигурни ли сте, че желаете да бъде премахнат този контакт и всички обменени с него съобщения?</string>
   <string name="contact_deleted_toast">Контактът е премахнат</string>
   <!--This is shown in the action bar when opening an image in fullscreen that the user sent-->
   <string name="you">Вие</string>
@@ -224,6 +216,7 @@
   <string name="dialog_title_image_support">Вече можете да изпращате изображения на този контакт</string>
   <string name="dialog_message_image_support">Докоснете иконата за да изпратите изображение</string>
   <string name="messaging_too_many_attachments_toast">Само първите %dизображения ще бъдат изпратени</string>
+  <string name="menu_contact">Контакт</string>
   <!--Adding Contacts-->
   <string name="add_contact_title">Добавяне на контакт на живо</string>
   <string name="face_to_face">Трябва да се срещнете лично с човека, чиито контакт искате да добавите.\n\nТака никой не може да се представи за вас или да чете съобщенията ви в бъдеще.</string>
@@ -245,7 +238,7 @@
   <string name="add_contact_remotely_title_case">Добавяне на контакт отдалечено</string>
   <string name="add_contact_nearby_title">Добавяне на контакт на живо</string>
   <string name="add_contact_remotely_title">Добавяне на контакт отдалечено</string>
-  <string name="contact_link_intro">Въведете препратката от вашия контакт</string>
+  <string name="contact_link_intro">Въведете препратката на контакта, когото добавяте</string>
   <string name="contact_link_hint">Препратка от контакт</string>
   <string name="paste_button">Поставяне</string>
   <string name="add_contact_button">Добавяне на контакт</string>
@@ -284,8 +277,8 @@
   </plurals>
   <string name="offline_state">Няма връзка с интернет.</string>
   <string name="duplicate_link_dialog_title">Дублираща се препратка</string>
-  <string name="duplicate_link_dialog_text_1">Вече имате чакаща заявка за контакт с тази препратка: %s</string>
-  <string name="duplicate_link_dialog_text_1_contact">Вече имате контакт с тази препратка: %s</string>
+  <string name="duplicate_link_dialog_text_1">Вече има чакаща заявка за контакт с тази препратка: %s</string>
+  <string name="duplicate_link_dialog_text_1_contact">Вече има контакт с тази препратка: %s</string>
   <!--This is a question asking whether two nicknames refer to the same person-->
   <string name="duplicate_link_dialog_text_2">%s и %s един и същи човек ли са?</string>
   <!--This is a button for answering that two nicknames do indeed refer to the same person. This
@@ -300,7 +293,7 @@
   <string name="pending_contact_updated_toast">Обновена чакаща заявка за контакт</string>
   <!--Introductions-->
   <string name="introduction_onboarding_title">Запознаване на контакти</string>
-  <string name="introduction_onboarding_text">Можете да запознавате контакти помежду им. Така няма да им се наложи да се срещат лично, за да се свържат в Briar.</string>
+  <string name="introduction_onboarding_text">Можете да запознавате контактите си един с друг. Така няма да им се налага да се срещат лично, за да се свържат в Briar.</string>
   <string name="introduction_menu_item">Запознаване</string>
   <string name="introduction_activity_title">Избор на контакт</string>
   <string name="introduction_not_possible">С тези контакти вече имате запознанство в процес. Нека първо завърши. Ако вие или контактите ви сте рядко на линия може да отнеме известно време.</string>
@@ -320,6 +313,16 @@
   <string name="introduction_response_accepted_received">%1$s приема запознанство с/ъс %2$s.</string>
   <string name="introduction_response_declined_received">%1$s отказа запознанство с/ъс %2$s.</string>
   <string name="introduction_response_declined_received_by_introducee">%1$s казва, че %2$s отказва запознанство.</string>
+  <!--Connect via Bluetooth-->
+  <string name="menu_item_connect_via_bluetooth">Свързване чрез Bluetooth</string>
+  <string name="connect_via_bluetooth_title">Свързване чрез Bluetooth</string>
+  <string name="connect_via_bluetooth_intro">В случай, че връзка чрез Bluetooth не се установява автоматично можете да използвате този екран, за да се свържете ръчно.\n\nВие и контакта трябва да бъдете близо един до друг.\n\nДвамата трябва да докоснете бутона „Старт“ едновременно.</string>
+  <string name="connect_via_bluetooth_already_discovering">Осъществява св връзка през Bluetooth. По-късно опитайте отново.</string>
+  <string name="connect_via_bluetooth_no_location_permission">Не може да продължи без разрешение за местоположение</string>
+  <string name="connect_via_bluetooth_start">Свързване чрез Bluetooth…</string>
+  <string name="connect_via_bluetooth_success">Успешно е създaдена връзка чрез Bluetooth</string>
+  <string name="connect_via_bluetooth_error">Не може да бъде установена връзка чрез Bluetooth.</string>
+  <string name="connect_via_bluetooth_error_not_supported">Bluetooth не се поддържа от устройството.</string>
   <!--Private Groups-->
   <string name="groups_list_empty">Няма групи</string>
   <string name="groups_list_empty_action">Докоснете иконата с +, за да създадете своя или поискайте от контактите си да споделят група с вас</string>
@@ -344,10 +347,10 @@
   <string name="groups_member_joined">%s се включи в групата</string>
   <string name="groups_leave">Напускане на групата</string>
   <string name="groups_leave_dialog_title">Потвърждение на напускане</string>
-  <string name="groups_leave_dialog_message">Сигурни ли сте, че искате да напуснете тази група?</string>
+  <string name="groups_leave_dialog_message">Сигурни ли сте, че желаете да напуснете тази група?</string>
   <string name="groups_dissolve">Разпускане на група</string>
   <string name="groups_dissolve_dialog_title">Потвърждение на разпускане на група</string>
-  <string name="groups_dissolve_dialog_message">Сигурни ли сте, че искате да разпуснете групата?\n\nОстаналите членове няма да могат да продължат разговорите си и може да не получат последните съобщения.</string>
+  <string name="groups_dissolve_dialog_message">Сигурни ли сте, че желаете да разпуснете групата?\n\nОстаналите членове няма да могат да продължат разговорите си и може да не получат последните съобщения.</string>
   <string name="groups_dissolve_button">Разпускане</string>
   <string name="groups_dissolved_dialog_title">Разпусната група</string>
   <string name="groups_dissolved_dialog_message">Групата е разпусната от нейния основател.\n\nНе можете да изпращате съобщения и може да не сте получили всички изпратени до групата съобщения.</string>
@@ -419,10 +422,10 @@
   <string name="forum_invitation_response_declined_received">%s отказа поканата във форум.</string>
   <string name="sharing_status">Състояние на споделяне</string>
   <string name="sharing_status_forum">Всеки участник във форума може да го сподели с контактите си. Споделяте този форум със следните контакти. Възможно е да има и други, които не можете да видите.</string>
-  <string name="shared_with">Споделен %1$d (на линия %2$d)</string>
+  <string name="shared_with">Споделено с %1$d (на линия %2$d)</string>
   <plurals name="forums_shared">
     <item quantity="one">%d форум, споделен от контакти</item>
-    <item quantity="other">%d форума, споделени от контакти</item>
+    <item quantity="other">%d форума споделени от контакти</item>
   </plurals>
   <string name="nobody">Никого</string>
   <!--Blogs-->
@@ -435,9 +438,9 @@
   <string name="blogs_blog_post_received">Получена е нова публикация в блога</string>
   <string name="blogs_blog_post_scroll_to">Плъзване до нея</string>
   <string name="blogs_feed_empty_state">Няма публикации</string>
-  <string name="blogs_feed_empty_state_action">Публикации от вашите контакти и абонираните блогове се показват тук.\n\nДокоснете иконата на писалка, за да направите публикация.</string>
+  <string name="blogs_feed_empty_state_action">Тук се показват публикациите от вашите контакти и блоговете, за които имате абонамент.\n\nЗа да направите вие публикация, докоснете иконата на писалка.</string>
   <string name="blogs_remove_blog">Премахване на блог</string>
-  <string name="blogs_remove_blog_dialog_message">Сигурни ли сте, че желаете да изтриете блога?\n\nПубликациите ще бъдат премахнати от устройството ви, но не и от устройствата на другите членове.\n\nКонтактите, с които сте споделили този блог може да спрат да получават обновявания.</string>
+  <string name="blogs_remove_blog_dialog_message">Сигурни ли сте, че желаете да премахнете блога?\n\nПубликациите ще бъдат премахнати от устройството ви, но не и от устройствата на другите хора.\n\nКонтактите, с които сте споделили този блог може да спрат да получават обновявания.</string>
   <string name="blogs_remove_blog_ok">Премахване</string>
   <string name="blogs_blog_removed">Блогът е премахнат</string>
   <string name="blogs_reblog_comment_hint">Добавете съобщение (незадължително)</string>
@@ -469,7 +472,7 @@
   <string name="blogs_rss_feeds_manage_author">Автор:</string>
   <string name="blogs_rss_feeds_manage_updated">Последно обновяване:</string>
   <string name="blogs_rss_remove_feed">Премахване на емисия</string>
-  <string name="blogs_rss_remove_feed_dialog_message">Сигурни ли сте, че желаете да изтриете емисията?\n\nПубликациите ще бъдат премахнати от устройството ви, но не и от устройствата на другите членове.\n\nКонтактите, с които сте споделили тази емисия може да спрат да получават обновявания.</string>
+  <string name="blogs_rss_remove_feed_dialog_message">Сигурни ли сте, че желаете да премахнете емисията?\n\nПубликациите ще бъдат премахнати от устройството ви, но не и от устройствата на другите хора.\n\nКонтактите, с които сте споделили тази емисия може да спрат да получават обновявания.</string>
   <string name="blogs_rss_remove_feed_ok">Премахване</string>
   <string name="blogs_rss_feeds_manage_empty_state">Няма емисии на RSS\n\nДокоснете иконата с +, за да внесете емисия</string>
   <string name="blogs_rss_feeds_manage_error">Възникна проблем при зареждането на емисиите ви. Моля, опитайте пак по-късно.</string>
@@ -511,7 +514,7 @@
   <string name="pref_lock_disabled_summary">За да се възползвате от тази възможност, настройте заключване на екрана</string>
   <string name="pref_lock_timeout_title">Заключване при бездействие</string>
   <!--The %s placeholder is replaced with the following time spans, e.g. 5 Minutes, 1 Hour-->
-  <string name="pref_lock_timeout_summary">Briar се изключва автоматично при неактивност от %s</string>
+  <string name="pref_lock_timeout_summary">При неактивност Briar автоматично се заключав след %s</string>
   <!--Will be shown in a list of lock times. Should fit into the %s of "automatically lock it after %s"-->
   <string name="pref_lock_timeout_1">1 минута</string>
   <!--Will be shown in a list of lock times. Should fit into the %s of "automatically lock it after %s"-->
@@ -540,9 +543,9 @@
   <string name="dialog_message_connect_panic_app">Сигурни ли сте, че желаете да позволите на %1$s да задейства разрушителните действия на бутона за паника?</string>
   <string name="panic_setting_destructive_action">Разрушителни действия</string>
   <string name="panic_setting_signout_title">Отписване</string>
-  <string name="panic_setting_signout_summary">Отписване от Briar при натиснат бутон за паника</string>
-  <string name="purge_setting_title">Изтриване на профил</string>
-  <string name="purge_setting_summary">Профила на Briar се изтрива при натиснат бутон за паника. Внимание: Изтрива безвъзвратно профила, контактите и съобщенията</string>
+  <string name="panic_setting_signout_summary">Отписване от Briar при задействан бутон за паника</string>
+  <string name="purge_setting_title">Премахване на профил</string>
+  <string name="purge_setting_summary">Профилът на Briar се изтрива при задействане на бутона за паника. Внимание: Изтрива безвъзвратно профила, контактите и съобщенията</string>
   <!--Settings Notifications-->
   <string name="notification_settings_title">Известия</string>
   <string name="notify_sign_in_title">Напомняне за вписване</string>
@@ -556,8 +559,8 @@
   <string name="notify_forum_posts_setting_title">Публикации във форуми</string>
   <string name="notify_forum_posts_setting_summary">Известия за публикации във форуми</string>
   <string name="notify_forum_posts_setting_summary_26">Настройки на известия за публикации във форуми</string>
-  <string name="notify_blog_posts_setting_title">Публикации в блог</string>
-  <string name="notify_blog_posts_setting_summary">Известия за публикации в блог</string>
+  <string name="notify_blog_posts_setting_title">Публикации в блогове</string>
+  <string name="notify_blog_posts_setting_summary">Известия за публикации в блогове</string>
   <string name="notify_blog_posts_setting_summary_26">Настройки на известия за публикации в блог</string>
   <string name="notify_vibration_setting">Вибрация</string>
   <string name="notify_sound_setting">Звук</string>
@@ -574,8 +577,9 @@
 \n\nАко вие промените настройката промяната ще влезе в действие веднага, още върху следващото ви съобщение, а при вашите контакти след получаването му. Контактите ви също могат да правят промяна на тази настройка, което ще се отрази и на двама ви.</string>
   <string name="learn_more">Научете повече</string>
   <string name="disappearing_messages_summary">Бъдещите съобщения в разговора изчезват след 7\u00A0дни</string>
-  <!--Settings Feedback-->
-  <string name="send_feedback">Изпращане на отзив</string>
+  <!--Settings Actions-->
+  <string name="pref_category_actions">Действия</string>
+  <string name="send_feedback">Изпращане на обратна връзка</string>
   <!--Link Warning-->
   <string name="link_warning_title">Предупреждение за препратка</string>
   <string name="link_warning_intro">Препратката ще бъде отворена от външно приложение.</string>
@@ -583,10 +587,10 @@
   <string name="link_warning_open_link">Отваряне</string>
   <!--Crash Reporter-->
   <string name="crash_report_title">Доклад на срив</string>
-  <string name="briar_crashed">Извинете, Briar се срина.</string>
+  <string name="briar_crashed">Съжаляваме, Briar се срина</string>
   <string name="not_your_fault">Не е по ваша вина.</string>
   <string name="please_send_report">Помогнете да направим Briar по-добър като ни изпратите доклад.</string>
-  <string name="report_is_encrypted">Даваме обещание, че докладът е шифрован и е изпратен добре защитен.</string>
+  <string name="report_is_encrypted">Обещаваме, че докладът е ще бъде изпратен шифрован и добре защитен.</string>
   <string name="feedback_title">Обратна връзка</string>
   <string name="describe_crash">Опишете случилото се (незадължително)</string>
   <string name="enter_feedback">Въведете обратна връзка</string>
@@ -641,6 +645,64 @@
   <string name="lock_tap_to_unlock">Докоснете за отключване</string>
   <!--Connections Screen-->
   <string name="transports_help_text">Briar може да се свърже с контактите ви през интернет, Wi-Fi или Bluetooth.\n\nЗа повече поверителност цялата връзка към интернет се пренасочва през мрежата на Tor.\n\nАко даден контакт може да бъде достъпен чрез няколко метода Briar ги използва успоредно.</string>
+  <!--Share app offline-->
+  <string name="hotspot_title">Споделяне на приложението извън мрежа</string>
+  <string name="hotspot_intro">Споделете приложението с някого около вас без достъп до интернет с използване на Wi-Fi на устройствата.
+\n\nВашето устройство създава безжична точка за достъп. Хората около вас биха могли да се свържат към нея и да изтеглят Briar от вашето устройство.</string>
+  <string name="hotspot_button_start_sharing">Включване на безжична точка</string>
+  <string name="hotspot_button_stop_sharing">Спиране на безжична точка</string>
+  <string name="hotspot_progress_text_start">Настройване на безжична точка…</string>
+  <string name="hotspot_notification_channel_title">Безжична точка за достъп</string>
+  <string name="hotspot_notification_title">Споделяне на Briar извън мрежа</string>
+  <string name="hotspot_button_connected">Напред</string>
+  <string name="permission_hotspot_location_request_body">За да създаде безжична точка за достъп, на Briar му е необходимо разрешение за достъп до местоположението.\n\nBriar не го пази и не го споделя с никого.</string>
+  <string name="permission_hotspot_location_denied_body">Отказахте достъп до местоположението, но то е необходимо за създаване на безжична точка за достъп.\n\nОбмислете дали да не дадете разрешение.</string>
+  <string name="wifi_settings_title">Настройки на Wi-Fi</string>
+  <string name="wifi_settings_request_enable_body">За създаване на безжична точка за достъп Briar се нуждае от Wi-Fi. Включете го.</string>
+  <string name="hotspot_tab_manual">Ръчно</string>
+  <!--The placeholder to be inserted into the string 'hotspot_manual_wifi': People can connect by %s-->
+  <string name="hotspot_scanning_a_qr_code">като сканират код за QR</string>
+  <!--Wi-Fi setup-->
+  <!--The %s placeholder will be replaced with the translation of 'hotspot_scanning_a_qr_code'-->
+  <string name="hotspot_manual_wifi">Устройството ви създава безжична точка за достъп. Хората, които желаят да изтеглят Briar могат да се свържат към нея като добавят в настройките за Wi-Fi на техните устройства параметрите по-долу или %s. Когато те се свържат към точката за достъп натиснете „Напред“.</string>
+  <string name="hotspot_manual_wifi_ssid">Наименование на мрежата</string>
+  <string name="hotspot_qr_wifi">Устройството ви създава безжична точка за достъп. Хората, които желаят да изтеглят Briar могат да се свържат към нея като сканират този код за QR. Когато те се свържат към точката за достъп натиснете „Напред“.</string>
+  <string name="hotspot_no_peers_connected">Няма свързани устройства</string>
+  <plurals name="hotspot_peers_connected">
+    <item quantity="one">%s свързано устройства</item>
+    <item quantity="other">%s свързани устройства</item>
+  </plurals>
+  <!--Download link-->
+  <!--The %s placeholder will be replaced with the translation of 'hotspot_scanning_a_qr_code'-->
+  <string name="hotspot_manual_site">Устройството ви създава безжична точка за достъп. Хората, които са свързани към нея могат да изтеглят Briar от следния адрес или %s.</string>
+  <string name="hotspot_manual_site_address">Адрес (URL)</string>
+  <string name="hotspot_qr_site">Устройството ви създава безжична точка за достъп. Хората, които са свързани към нея могат да изтеглят Briar като сканират този код за QR.</string>
+  <!--e.g. Download Briar 1.2.20-->
+  <string name="website_download_title">Изтеглете %s</string>
+  <string name="website_download_intro">Някой наблизо споделя с вас %s.</string>
+  <string name="website_download_outro">След като файлът се изтегли, отворете го и го инсталирайте.</string>
+  <string name="website_troubleshooting_title">Отстраняване на неизправности</string>
+  <string name="website_troubleshooting_1">Ако не можете да изтеглите приложението пробвайте с друг мрежов четец.</string>
+  <string name="hotspot_help_fallback_title">Нищо не става?</string>
+  <!--error handling-->
+  <!--Transfer Data via Removable Drives-->
+  <string name="removable_drive_title_send">Изпращане на сведения</string>
+  <string name="removable_drive_title_receive">Получаване на сведения</string>
+  <string name="removable_drive_send_intro">Докоснете бутона по-долу, за да бъде създаден файл, който ще съдържа шифрованите съобщения. Можете да изберете къде да бъде запазен този файл.\n\nАко желаете да го запазите на преносим диск го включете сега.</string>
+  <string name="removable_drive_send_no_data">В момента няма съобщения, чакащи за изпращане до този контакт.</string>
+  <string name="removable_drive_send_not_supported">Контактът използва по-ранно издание на Briar или устройство, което не поддържа тази възможност.</string>
+  <string name="removable_drive_send_button">Избиране на файл</string>
+  <string name="removable_drive_ongoing">Изчакайте текущата задача да завърши</string>
+  <string name="removable_drive_receive_intro">Докоснете бутона по-долу, за да изберете файла, който вашия контакт ви е изпратил.\n\nАко файлът се намира на преносим диск го включете сега.</string>
+  <string name="removable_drive_receive_button">Избиране на файл</string>
+  <string name="removable_drive_success_send_title">Успешно изнасяне</string>
+  <string name="removable_drive_success_send_text">Информацията е изнесена успешно. От сега имате 28 дена, за да предадете файла на вашия контакт.\n\nАко той се намира на преносим диск, използвайте известието в лентата за състоянието, за да освободите диска преди да го изключите.</string>
+  <string name="removable_drive_success_receive_title">Успешно внасяне</string>
+  <string name="removable_drive_success_receive_text">Всички шифровани съобщения от файла са получени.</string>
+  <string name="removable_drive_error_send_title">Грешка при изнасяне</string>
+  <string name="removable_drive_error_send_text">Информацията не може да бъде записана във файла.\n\nАко използвате преносим диск се уверете, че е включен правилно и опитайте отново.\n\nАко грешката продължава да се проявява изпратете обратна връзка до екипа на Briar, за да ги уведомите за проблема.</string>
+  <string name="removable_drive_error_receive_title">Грешка при внасяне</string>
+  <string name="removable_drive_error_receive_text">Избраният файл не съдържа нищо, което Briar разпознава.\n\nУверете се, че сте избрали правилния файл.\n\nАко вашият контакт го е създал преди повече от 28 дена Briar няма да го разпознае.</string>
   <!--Screenshots-->
   <!--This is a name to be used in screenshots. Feel free to change it to a local name.-->
   <string name="screenshot_alice">Ани</string>

briar-android/src/main/res/values-ca/strings.xml

@@ -40,13 +40,7 @@
   <string name="forgotten_password">No recordo la contrasenya</string>
   <string name="dialog_title_lost_password">Contrasenya perduda</string>
   <string name="dialog_message_lost_password">El vostre compte de Briar s\'emmagatzema només en el vostre dispositiu i xifrat. La contrasenya, doncs, no es pot restablir. Voleu esborrar el compte i crear-ne un de nou?\n\nAtenció! Si esborreu el compte la vostra identitat, els contactes i els missatges antics es perdran per sempre.</string>
-  <string name="startup_failed_notification_title">Briar no s\'ha pogut iniciar</string>
-  <string name="startup_failed_notification_text">Feu un toc per obtenir més informació.</string>
   <string name="startup_failed_activity_title">Error iniciant Briar</string>
-  <string name="startup_failed_db_error">Per alguna raó, la base de dades de Briar s\'ha corromput i no es pot adobar. El vostre compte, les dades i els contactes s\'han perdut. Malauradament, heu de reinstal·lar Briar o bé crear un nou compte triant l\'opció «No recordo la contrasenya» quan se us demani la contrasenya.</string>
-  <string name="startup_failed_data_too_old_error">El vostre compte fou creat amb una versió antiga de Briar i no es pot obrir amb la versió actual. O bé reinstal·leu la versió antiga o bé creeu un nou compte triant l\'opció «No recordo la contrasenya» quan se us demani la contrasenya.</string>
-  <string name="startup_failed_data_too_new_error">Aquesta versió de Briar és massa antiga. Actualitzeu Briar a la darrera versió i torneu a provar-ho.</string>
-  <string name="startup_failed_service_error">Briar no ha pogut engegar un connector imprescindible. La reinstal·lació de Briar acostuma a resoldre aquest problema. Tingueu en compte que si reinstal·leu, perdreu el vostre compte i les dades associades doncs Briar no usa servidors centrals per desar-les.</string>
   <plurals name="expiry_warning">
     <item quantity="one">Aquesta és una versió de prova de Briar. El vostre compte expira en %d dia i no es pot renovar.</item>
     <item quantity="other">Aquesta és una versió de prova de Briar. El vostre compte caducarà en %d dies i no es podrà renovar.</item>
@@ -139,6 +133,7 @@
   <string name="open">Obre</string>
   <string name="change">Canvia</string>
   <string name="start">Inicia</string>
+  <string name="finish">Fi</string>
   <string name="no_data">Sense dades</string>
   <string name="ellipsis">...</string>
   <string name="text_too_long">El text és massa llarg</string>
@@ -148,6 +143,7 @@
   <string name="sorry">Ens sap greu</string>
   <string name="error_start_activity">No està disponible en el vostre sistema</string>
   <string name="status_heading">Estat</string>
+  <string name="error">Error</string>
   <!--Contacts and Private Conversations-->
   <string name="no_contacts">No hi ha cap contacte per mostrar</string>
   <string name="no_contacts_action">Toqueu la icona + per afegir un contacte</string>
@@ -164,15 +160,6 @@
   <string name="set_contact_alias">Canvia el nom del contacte</string>
   <string name="set_contact_alias_hint">Nom del contacte</string>
   <string name="menu_item_disappearing_messages">Missatges fonedissos</string>
-  <string name="menu_item_connect_via_bluetooth">Connecta via bluetooth</string>
-  <string name="dialog_title_connect_via_bluetooth">Connecta via bluetooth</string>
-  <string name="dialog_message_connect_via_bluetooth">El vostre contacte ha de ser a prop per a que vagi bé.\n\nVós i el vostre contacte heu de prémer «Engega» simultàniament.</string>
-  <string name="toast_connect_via_bluetooth_already_discovering">Ja està mirant de connectar-se amb Bluetooth.</string>
-  <string name="toast_connect_via_bluetooth_not_discoverable">No es pot continuar sense Bluetooth.</string>
-  <string name="toast_connect_via_bluetooth_no_location_permission">No es pot continuar sense permís per obtenir la posició.</string>
-  <string name="toast_connect_via_bluetooth_start">Connectant-se via Bluetooth...</string>
-  <string name="toast_connect_via_bluetooth_success">S\'ha connectat via Bluetooth.</string>
-  <string name="toast_connect_via_bluetooth_error">No ha pogut connectar-se amb Bluetooth.</string>
   <!--The first placeholder will show a duration like "7 days". The second placeholder at the end will add "Tap to learn more."-->
   <string name="auto_delete_msg_you_enabled">Els vostres missatges es faran fonedissos en %1$s. %2$s</string>
   <!--The placeholder at the end will add "Tap to learn more."-->
@@ -225,6 +212,7 @@ Així que l\'actualitzi li veureu una icona diferent .</string>
   <string name="dialog_title_image_support">Ara ja podeu enviar imatges a aquest contacte</string>
   <string name="dialog_message_image_support">Premeu aquesta icona per afegir imatges.</string>
   <string name="messaging_too_many_attachments_toast">Només s\'enviaran les %d primeres imatges</string>
+  <string name="menu_contact">Contacte</string>
   <!--Adding Contacts-->
   <string name="add_contact_title">Afegeix un contacte proper</string>
   <string name="face_to_face">Heu de coincidir en el mateix lloc amb la persona que voleu afegir com a contacte.\n\nD\'aquesta manera evitareu que algú suplanti les vostres identitats o pugui llegir els vostres missatges en el futur.</string>
@@ -321,6 +309,12 @@ Així que l\'actualitzi li veureu una icona diferent .</string>
   <string name="introduction_response_accepted_received">%1$s ha acceptat conèixer a %2$s.</string>
   <string name="introduction_response_declined_received">%1$s ha refusat conèixer a %2$s.</string>
   <string name="introduction_response_declined_received_by_introducee">%1$s diu que %2$s ha refusat conèixer-lo.</string>
+  <!--Connect via Bluetooth-->
+  <string name="menu_item_connect_via_bluetooth">Connecta via bluetooth</string>
+  <string name="connect_via_bluetooth_title">Connecta via bluetooth</string>
+  <string name="connect_via_bluetooth_no_location_permission">No es pot continuar sense permís per obtenir la posició.</string>
+  <string name="connect_via_bluetooth_start">Connectant-se via Bluetooth...</string>
+  <string name="connect_via_bluetooth_success">S\'ha connectat via Bluetooth.</string>
   <!--Private Groups-->
   <string name="groups_list_empty">No hi ha cap grup per mostrar</string>
   <string name="groups_list_empty_action">Toqueu la icona + per crear un grup o demaneu als vostres contactes que us afegeixin als seus grups</string>
@@ -569,7 +563,8 @@ Així que l\'actualitzi li veureu una icona diferent .</string>
   <!--Conversation Settings-->
   <string name="disappearing_messages_title">Missatges fonedissos</string>
   <string name="learn_more">Més informació</string>
-  <!--Settings Feedback-->
+  <!--Settings Actions-->
+  <string name="pref_category_actions">Accions</string>
   <string name="send_feedback">Envieu comentaris</string>
   <!--Link Warning-->
   <string name="link_warning_title">Avís d\'enllaç</string>
@@ -578,7 +573,6 @@ Així que l\'actualitzi li veureu una icona diferent .</string>
   <string name="link_warning_open_link">Obre l\'enllaç</string>
   <!--Crash Reporter-->
   <string name="crash_report_title">Informe de fallida de Briar</string>
-  <string name="briar_crashed">Ens sap greu, Briar s\'ha tancat inesperadament.</string>
   <string name="not_your_fault">Això no és culpa vostra.</string>
   <string name="please_send_report">Ajudi\'ns a construir un Briar millor enviant-nos un informe de fallida.</string>
   <string name="report_is_encrypted">Us garantim que l\'informe es xifra i s\'envia de manera segura.</string>
@@ -618,6 +612,18 @@ Així que l\'actualitzi li veureu una icona diferent .</string>
   <string name="lock_tap_to_unlock">Toqueu per desbloquejar-lo</string>
   <!--Connections Screen-->
   <string name="transports_help_text">Briar pot contactar els vostres contactes via Internet, WiFi o Bluetooth.\n\nTotes les connexions d\'Internet van via la xarxa Tor per privacitat.\n\nSi es pot arribar a un contacte per diversos mètodes, Briar els usa tots simultàniament.</string>
+  <!--Share app offline-->
+  <string name="hotspot_notification_channel_title">Punt d\'accés Wi-Fi</string>
+  <string name="hotspot_button_connected">Endavant</string>
+  <!--The placeholder to be inserted into the string 'hotspot_manual_wifi': People can connect by %s-->
+  <!--Wi-Fi setup-->
+  <!--The %s placeholder will be replaced with the translation of 'hotspot_scanning_a_qr_code'-->
+  <!--Download link-->
+  <!--The %s placeholder will be replaced with the translation of 'hotspot_scanning_a_qr_code'-->
+  <!--e.g. Download Briar 1.2.20-->
+  <string name="website_troubleshooting_title">Detecció d\'errors</string>
+  <!--error handling-->
+  <!--Transfer Data via Removable Drives-->
   <!--Screenshots-->
   <!--This is a name to be used in screenshots. Feel free to change it to a local name.-->
   <string name="screenshot_alice">Alba</string>