global: move to Apache 2.0

64 files changed, 64 insertions, 64 deletions

diff --git a/app/src/main/java/com/wireguard/android/Application.java b/app/src/main/java/com/wireguard/android/Application.java
index 742544d3..f41bd3a7 100644
--- a/app/src/main/java/com/wireguard/android/Application.java
+++ b/app/src/main/java/com/wireguard/android/Application.java
@@ -1,6 +1,6 @@
 /*
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android;
diff --git a/app/src/main/java/com/wireguard/android/BootShutdownReceiver.java b/app/src/main/java/com/wireguard/android/BootShutdownReceiver.java
index fd7aa9f9..1a8c96a0 100644
--- a/app/src/main/java/com/wireguard/android/BootShutdownReceiver.java
+++ b/app/src/main/java/com/wireguard/android/BootShutdownReceiver.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android;
diff --git a/app/src/main/java/com/wireguard/android/QuickTileService.java b/app/src/main/java/com/wireguard/android/QuickTileService.java
index 033b32a3..c93a7c5c 100644
--- a/app/src/main/java/com/wireguard/android/QuickTileService.java
+++ b/app/src/main/java/com/wireguard/android/QuickTileService.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android;
diff --git a/app/src/main/java/com/wireguard/android/activity/BaseActivity.java b/app/src/main/java/com/wireguard/android/activity/BaseActivity.java
index 6b53f9cc..b7aee1e3 100644
--- a/app/src/main/java/com/wireguard/android/activity/BaseActivity.java
+++ b/app/src/main/java/com/wireguard/android/activity/BaseActivity.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.activity;
diff --git a/app/src/main/java/com/wireguard/android/activity/MainActivity.java b/app/src/main/java/com/wireguard/android/activity/MainActivity.java
index 5a307e75..e7f438f2 100644
--- a/app/src/main/java/com/wireguard/android/activity/MainActivity.java
+++ b/app/src/main/java/com/wireguard/android/activity/MainActivity.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.activity;
diff --git a/app/src/main/java/com/wireguard/android/activity/SettingsActivity.java b/app/src/main/java/com/wireguard/android/activity/SettingsActivity.java
index 6d644fc4..a8d58e6e 100644
--- a/app/src/main/java/com/wireguard/android/activity/SettingsActivity.java
+++ b/app/src/main/java/com/wireguard/android/activity/SettingsActivity.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.activity;
diff --git a/app/src/main/java/com/wireguard/android/activity/ThemeChangeAwareActivity.java b/app/src/main/java/com/wireguard/android/activity/ThemeChangeAwareActivity.java
index 589ac7d0..be61f256 100644
--- a/app/src/main/java/com/wireguard/android/activity/ThemeChangeAwareActivity.java
+++ b/app/src/main/java/com/wireguard/android/activity/ThemeChangeAwareActivity.java
@@ -1,6 +1,6 @@
 /*
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.activity;
diff --git a/app/src/main/java/com/wireguard/android/activity/TunnelCreatorActivity.java b/app/src/main/java/com/wireguard/android/activity/TunnelCreatorActivity.java
index b1cd5646..044548ce 100644
--- a/app/src/main/java/com/wireguard/android/activity/TunnelCreatorActivity.java
+++ b/app/src/main/java/com/wireguard/android/activity/TunnelCreatorActivity.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.activity;
diff --git a/app/src/main/java/com/wireguard/android/backend/Backend.java b/app/src/main/java/com/wireguard/android/backend/Backend.java
index 875cbd78..6953c00f 100644
--- a/app/src/main/java/com/wireguard/android/backend/Backend.java
+++ b/app/src/main/java/com/wireguard/android/backend/Backend.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.backend;
diff --git a/app/src/main/java/com/wireguard/android/backend/GoBackend.java b/app/src/main/java/com/wireguard/android/backend/GoBackend.java
index 466e580d..66d3698f 100644
--- a/app/src/main/java/com/wireguard/android/backend/GoBackend.java
+++ b/app/src/main/java/com/wireguard/android/backend/GoBackend.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.backend;
diff --git a/app/src/main/java/com/wireguard/android/backend/WgQuickBackend.java b/app/src/main/java/com/wireguard/android/backend/WgQuickBackend.java
index 2068e5f4..fbc43dc0 100644
--- a/app/src/main/java/com/wireguard/android/backend/WgQuickBackend.java
+++ b/app/src/main/java/com/wireguard/android/backend/WgQuickBackend.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.backend;
diff --git a/app/src/main/java/com/wireguard/android/configStore/ConfigStore.java b/app/src/main/java/com/wireguard/android/configStore/ConfigStore.java
index 5d82f50a..a72d577e 100644
--- a/app/src/main/java/com/wireguard/android/configStore/ConfigStore.java
+++ b/app/src/main/java/com/wireguard/android/configStore/ConfigStore.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.configStore;
diff --git a/app/src/main/java/com/wireguard/android/configStore/FileConfigStore.java b/app/src/main/java/com/wireguard/android/configStore/FileConfigStore.java
index 231b6b1b..3c67b1cb 100644
--- a/app/src/main/java/com/wireguard/android/configStore/FileConfigStore.java
+++ b/app/src/main/java/com/wireguard/android/configStore/FileConfigStore.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.configStore;
diff --git a/app/src/main/java/com/wireguard/android/databinding/BindingAdapters.java b/app/src/main/java/com/wireguard/android/databinding/BindingAdapters.java
index 9a4a9a27..b7c44116 100644
--- a/app/src/main/java/com/wireguard/android/databinding/BindingAdapters.java
+++ b/app/src/main/java/com/wireguard/android/databinding/BindingAdapters.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.databinding;
diff --git a/app/src/main/java/com/wireguard/android/databinding/ItemChangeListener.java b/app/src/main/java/com/wireguard/android/databinding/ItemChangeListener.java
index fc37917f..0a87d491 100644
--- a/app/src/main/java/com/wireguard/android/databinding/ItemChangeListener.java
+++ b/app/src/main/java/com/wireguard/android/databinding/ItemChangeListener.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.databinding;
diff --git a/app/src/main/java/com/wireguard/android/databinding/ObservableKeyedListAdapter.java b/app/src/main/java/com/wireguard/android/databinding/ObservableKeyedListAdapter.java
index 452d2ec4..9cf9490f 100644
--- a/app/src/main/java/com/wireguard/android/databinding/ObservableKeyedListAdapter.java
+++ b/app/src/main/java/com/wireguard/android/databinding/ObservableKeyedListAdapter.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.databinding;
diff --git a/app/src/main/java/com/wireguard/android/databinding/ObservableKeyedRecyclerViewAdapter.java b/app/src/main/java/com/wireguard/android/databinding/ObservableKeyedRecyclerViewAdapter.java
index 48dd3895..4a5ac3d2 100644
--- a/app/src/main/java/com/wireguard/android/databinding/ObservableKeyedRecyclerViewAdapter.java
+++ b/app/src/main/java/com/wireguard/android/databinding/ObservableKeyedRecyclerViewAdapter.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Eric Kuck <eric@bluelinelabs.com>.
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier:
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.databinding;
diff --git a/app/src/main/java/com/wireguard/android/fragment/AppListDialogFragment.java b/app/src/main/java/com/wireguard/android/fragment/AppListDialogFragment.java
index d7151c8d..1c11bd41 100644
--- a/app/src/main/java/com/wireguard/android/fragment/AppListDialogFragment.java
+++ b/app/src/main/java/com/wireguard/android/fragment/AppListDialogFragment.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Eric Kuck <eric@bluelinelabs.com>.
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier:
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.fragment;
diff --git a/app/src/main/java/com/wireguard/android/fragment/BaseFragment.java b/app/src/main/java/com/wireguard/android/fragment/BaseFragment.java
index 5383e77f..e476a7f2 100644
--- a/app/src/main/java/com/wireguard/android/fragment/BaseFragment.java
+++ b/app/src/main/java/com/wireguard/android/fragment/BaseFragment.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.fragment;
diff --git a/app/src/main/java/com/wireguard/android/fragment/TunnelController.java b/app/src/main/java/com/wireguard/android/fragment/TunnelController.java
index aeac6864..dcaa92e1 100644
--- a/app/src/main/java/com/wireguard/android/fragment/TunnelController.java
+++ b/app/src/main/java/com/wireguard/android/fragment/TunnelController.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.fragment;
diff --git a/app/src/main/java/com/wireguard/android/fragment/TunnelDetailFragment.java b/app/src/main/java/com/wireguard/android/fragment/TunnelDetailFragment.java
index d09e2d02..570e358a 100644
--- a/app/src/main/java/com/wireguard/android/fragment/TunnelDetailFragment.java
+++ b/app/src/main/java/com/wireguard/android/fragment/TunnelDetailFragment.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.fragment;
diff --git a/app/src/main/java/com/wireguard/android/fragment/TunnelEditorFragment.java b/app/src/main/java/com/wireguard/android/fragment/TunnelEditorFragment.java
index 981ac93f..45e08ee9 100644
--- a/app/src/main/java/com/wireguard/android/fragment/TunnelEditorFragment.java
+++ b/app/src/main/java/com/wireguard/android/fragment/TunnelEditorFragment.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.fragment;
diff --git a/app/src/main/java/com/wireguard/android/fragment/TunnelListFragment.java b/app/src/main/java/com/wireguard/android/fragment/TunnelListFragment.java
index 72e2fbdb..403e458b 100644
--- a/app/src/main/java/com/wireguard/android/fragment/TunnelListFragment.java
+++ b/app/src/main/java/com/wireguard/android/fragment/TunnelListFragment.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.fragment;
diff --git a/app/src/main/java/com/wireguard/android/model/ApplicationData.java b/app/src/main/java/com/wireguard/android/model/ApplicationData.java
index 07aebde2..26f81030 100644
--- a/app/src/main/java/com/wireguard/android/model/ApplicationData.java
+++ b/app/src/main/java/com/wireguard/android/model/ApplicationData.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Eric Kuck <eric@bluelinelabs.com>.
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier:
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.model;
diff --git a/app/src/main/java/com/wireguard/android/model/Tunnel.java b/app/src/main/java/com/wireguard/android/model/Tunnel.java
index fb8da252..5ea2c0a8 100644
--- a/app/src/main/java/com/wireguard/android/model/Tunnel.java
+++ b/app/src/main/java/com/wireguard/android/model/Tunnel.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.model;
diff --git a/app/src/main/java/com/wireguard/android/model/TunnelManager.java b/app/src/main/java/com/wireguard/android/model/TunnelManager.java
index dc706643..a9998d5a 100644
--- a/app/src/main/java/com/wireguard/android/model/TunnelManager.java
+++ b/app/src/main/java/com/wireguard/android/model/TunnelManager.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.model;
diff --git a/app/src/main/java/com/wireguard/android/preference/LogExporterPreference.java b/app/src/main/java/com/wireguard/android/preference/LogExporterPreference.java
index 4e4d4a4f..f9ac9a41 100644
--- a/app/src/main/java/com/wireguard/android/preference/LogExporterPreference.java
+++ b/app/src/main/java/com/wireguard/android/preference/LogExporterPreference.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.preference;
diff --git a/app/src/main/java/com/wireguard/android/preference/ToolsInstallerPreference.java b/app/src/main/java/com/wireguard/android/preference/ToolsInstallerPreference.java
index 8eab31e5..44599edc 100644
--- a/app/src/main/java/com/wireguard/android/preference/ToolsInstallerPreference.java
+++ b/app/src/main/java/com/wireguard/android/preference/ToolsInstallerPreference.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.preference;
diff --git a/app/src/main/java/com/wireguard/android/preference/VersionPreference.java b/app/src/main/java/com/wireguard/android/preference/VersionPreference.java
index 19c1b719..de34047d 100644
--- a/app/src/main/java/com/wireguard/android/preference/VersionPreference.java
+++ b/app/src/main/java/com/wireguard/android/preference/VersionPreference.java
@@ -1,6 +1,6 @@
 /*
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.preference;
diff --git a/app/src/main/java/com/wireguard/android/preference/ZipExporterPreference.java b/app/src/main/java/com/wireguard/android/preference/ZipExporterPreference.java
index 2a326915..16094007 100644
--- a/app/src/main/java/com/wireguard/android/preference/ZipExporterPreference.java
+++ b/app/src/main/java/com/wireguard/android/preference/ZipExporterPreference.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.preference;
diff --git a/app/src/main/java/com/wireguard/android/util/AsyncWorker.java b/app/src/main/java/com/wireguard/android/util/AsyncWorker.java
index a15613a9..201bd118 100644
--- a/app/src/main/java/com/wireguard/android/util/AsyncWorker.java
+++ b/app/src/main/java/com/wireguard/android/util/AsyncWorker.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.util;
diff --git a/app/src/main/java/com/wireguard/android/util/ClipboardUtils.java b/app/src/main/java/com/wireguard/android/util/ClipboardUtils.java
index d855dc61..ae6d9543 100644
--- a/app/src/main/java/com/wireguard/android/util/ClipboardUtils.java
+++ b/app/src/main/java/com/wireguard/android/util/ClipboardUtils.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.util;
diff --git a/app/src/main/java/com/wireguard/android/util/ExceptionLoggers.java b/app/src/main/java/com/wireguard/android/util/ExceptionLoggers.java
index cc7cf17e..b8c0c4fa 100644
--- a/app/src/main/java/com/wireguard/android/util/ExceptionLoggers.java
+++ b/app/src/main/java/com/wireguard/android/util/ExceptionLoggers.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.util;
diff --git a/app/src/main/java/com/wireguard/android/util/FragmentUtils.java b/app/src/main/java/com/wireguard/android/util/FragmentUtils.java
index 6e5ddee7..49ec7fd7 100644
--- a/app/src/main/java/com/wireguard/android/util/FragmentUtils.java
+++ b/app/src/main/java/com/wireguard/android/util/FragmentUtils.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Harsh Shandilya <msfjarvis@gmail.com>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 package com.wireguard.android.util;
 
diff --git a/app/src/main/java/com/wireguard/android/util/ObservableKeyedArrayList.java b/app/src/main/java/com/wireguard/android/util/ObservableKeyedArrayList.java
index 10558319..1e064e42 100644
--- a/app/src/main/java/com/wireguard/android/util/ObservableKeyedArrayList.java
+++ b/app/src/main/java/com/wireguard/android/util/ObservableKeyedArrayList.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.util;
diff --git a/app/src/main/java/com/wireguard/android/util/ObservableKeyedList.java b/app/src/main/java/com/wireguard/android/util/ObservableKeyedList.java
index 169afe42..374acadf 100644
--- a/app/src/main/java/com/wireguard/android/util/ObservableKeyedList.java
+++ b/app/src/main/java/com/wireguard/android/util/ObservableKeyedList.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.util;
diff --git a/app/src/main/java/com/wireguard/android/util/ObservableSortedKeyedArrayList.java b/app/src/main/java/com/wireguard/android/util/ObservableSortedKeyedArrayList.java
index 58ec4383..4ff3a771 100644
--- a/app/src/main/java/com/wireguard/android/util/ObservableSortedKeyedArrayList.java
+++ b/app/src/main/java/com/wireguard/android/util/ObservableSortedKeyedArrayList.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.util;
diff --git a/app/src/main/java/com/wireguard/android/util/ObservableSortedKeyedList.java b/app/src/main/java/com/wireguard/android/util/ObservableSortedKeyedList.java
index 8ebc5985..103de829 100644
--- a/app/src/main/java/com/wireguard/android/util/ObservableSortedKeyedList.java
+++ b/app/src/main/java/com/wireguard/android/util/ObservableSortedKeyedList.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.util;
diff --git a/app/src/main/java/com/wireguard/android/util/RootShell.java b/app/src/main/java/com/wireguard/android/util/RootShell.java
index a90ff82e..9293dff9 100644
--- a/app/src/main/java/com/wireguard/android/util/RootShell.java
+++ b/app/src/main/java/com/wireguard/android/util/RootShell.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.util;
diff --git a/app/src/main/java/com/wireguard/android/util/SharedLibraryLoader.java b/app/src/main/java/com/wireguard/android/util/SharedLibraryLoader.java
index b4d9a3aa..e0bb579d 100644
--- a/app/src/main/java/com/wireguard/android/util/SharedLibraryLoader.java
+++ b/app/src/main/java/com/wireguard/android/util/SharedLibraryLoader.java
@@ -1,6 +1,6 @@
 /*
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.util;
diff --git a/app/src/main/java/com/wireguard/android/util/ToolsInstaller.java b/app/src/main/java/com/wireguard/android/util/ToolsInstaller.java
index 724d93b0..9cdb6a59 100644
--- a/app/src/main/java/com/wireguard/android/util/ToolsInstaller.java
+++ b/app/src/main/java/com/wireguard/android/util/ToolsInstaller.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.util;
diff --git a/app/src/main/java/com/wireguard/android/widget/KeyInputFilter.java b/app/src/main/java/com/wireguard/android/widget/KeyInputFilter.java
index 4e4519e4..fff3bc22 100644
--- a/app/src/main/java/com/wireguard/android/widget/KeyInputFilter.java
+++ b/app/src/main/java/com/wireguard/android/widget/KeyInputFilter.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.widget;
diff --git a/app/src/main/java/com/wireguard/android/widget/NameInputFilter.java b/app/src/main/java/com/wireguard/android/widget/NameInputFilter.java
index c7b57a61..b31c9176 100644
--- a/app/src/main/java/com/wireguard/android/widget/NameInputFilter.java
+++ b/app/src/main/java/com/wireguard/android/widget/NameInputFilter.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.widget;
diff --git a/app/src/main/java/com/wireguard/android/widget/fab/AddFloatingActionButton.java b/app/src/main/java/com/wireguard/android/widget/fab/AddFloatingActionButton.java
index e688a11a..7dcdd649 100644
--- a/app/src/main/java/com/wireguard/android/widget/fab/AddFloatingActionButton.java
+++ b/app/src/main/java/com/wireguard/android/widget/fab/AddFloatingActionButton.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2014 Jerzy Chalupski
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.widget.fab;
diff --git a/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionButton.java b/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionButton.java
index d31ec218..417ae52d 100644
--- a/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionButton.java
+++ b/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionButton.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2014 Jerzy Chalupski
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.widget.fab;
diff --git a/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenu.java b/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenu.java
index 4718dd8c..c56fbe29 100644
--- a/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenu.java
+++ b/app/src/main/java/com/wireguard/android/widget/fab/FloatingActionsMenu.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2014 Jerzy Chalupski
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.widget.fab;
diff --git a/app/src/main/java/com/wireguard/android/widget/fab/TouchDelegateGroup.java b/app/src/main/java/com/wireguard/android/widget/fab/TouchDelegateGroup.java
index c8cf188b..f9ee8429 100644
--- a/app/src/main/java/com/wireguard/android/widget/fab/TouchDelegateGroup.java
+++ b/app/src/main/java/com/wireguard/android/widget/fab/TouchDelegateGroup.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2014 Jerzy Chalupski
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.android.widget.fab;
diff --git a/app/src/main/java/com/wireguard/config/Attribute.java b/app/src/main/java/com/wireguard/config/Attribute.java
index 5ce6431d..bd9fa05d 100644
--- a/app/src/main/java/com/wireguard/config/Attribute.java
+++ b/app/src/main/java/com/wireguard/config/Attribute.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.config;
diff --git a/app/src/main/java/com/wireguard/config/Config.java b/app/src/main/java/com/wireguard/config/Config.java
index 2b6b0705..62ba252c 100644
--- a/app/src/main/java/com/wireguard/config/Config.java
+++ b/app/src/main/java/com/wireguard/config/Config.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.config;
diff --git a/app/src/main/java/com/wireguard/config/InetAddresses.java b/app/src/main/java/com/wireguard/config/InetAddresses.java
index d351d53c..b943f03e 100644
--- a/app/src/main/java/com/wireguard/config/InetAddresses.java
+++ b/app/src/main/java/com/wireguard/config/InetAddresses.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.config;
diff --git a/app/src/main/java/com/wireguard/config/InetNetwork.java b/app/src/main/java/com/wireguard/config/InetNetwork.java
index 27825e6a..6f1be914 100644
--- a/app/src/main/java/com/wireguard/config/InetNetwork.java
+++ b/app/src/main/java/com/wireguard/config/InetNetwork.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.config;
diff --git a/app/src/main/java/com/wireguard/config/Interface.java b/app/src/main/java/com/wireguard/config/Interface.java
index 214c90ad..3f72e812 100644
--- a/app/src/main/java/com/wireguard/config/Interface.java
+++ b/app/src/main/java/com/wireguard/config/Interface.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.config;
diff --git a/app/src/main/java/com/wireguard/config/Peer.java b/app/src/main/java/com/wireguard/config/Peer.java
index 35a58499..755e81f0 100644
--- a/app/src/main/java/com/wireguard/config/Peer.java
+++ b/app/src/main/java/com/wireguard/config/Peer.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.config;
diff --git a/app/src/main/java/com/wireguard/crypto/Curve25519.java b/app/src/main/java/com/wireguard/crypto/Curve25519.java
index 20aae598..a47db7de 100644
--- a/app/src/main/java/com/wireguard/crypto/Curve25519.java
+++ b/app/src/main/java/com/wireguard/crypto/Curve25519.java
@@ -1,6 +1,6 @@
 /*
  * Copyright © 2016 Southern Storm Software, Pty Ltd.
- * SPDX-License-Identifier: MIT
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.crypto;
diff --git a/app/src/main/java/com/wireguard/crypto/KeyEncoding.java b/app/src/main/java/com/wireguard/crypto/KeyEncoding.java
index 6bf8bcb5..09d27f2d 100644
--- a/app/src/main/java/com/wireguard/crypto/KeyEncoding.java
+++ b/app/src/main/java/com/wireguard/crypto/KeyEncoding.java
@@ -1,6 +1,6 @@
 /*
  * Copyright © 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.crypto;
diff --git a/app/src/main/java/com/wireguard/crypto/Keypair.java b/app/src/main/java/com/wireguard/crypto/Keypair.java
index c2f2654b..7417dee0 100644
--- a/app/src/main/java/com/wireguard/crypto/Keypair.java
+++ b/app/src/main/java/com/wireguard/crypto/Keypair.java
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
  * Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.crypto;
diff --git a/app/src/main/java/com/wireguard/util/Keyed.java b/app/src/main/java/com/wireguard/util/Keyed.java
index f0b32b6d..d083887a 100644
--- a/app/src/main/java/com/wireguard/util/Keyed.java
+++ b/app/src/main/java/com/wireguard/util/Keyed.java
@@ -1,6 +1,6 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.util;
diff --git a/app/src/main/java/com/wireguard/util/KeyedList.java b/app/src/main/java/com/wireguard/util/KeyedList.java
index 1478dc19..c4ee975e 100644
--- a/app/src/main/java/com/wireguard/util/KeyedList.java
+++ b/app/src/main/java/com/wireguard/util/KeyedList.java
@@ -1,6 +1,6 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.util;
diff --git a/app/src/main/java/com/wireguard/util/SortedKeyedList.java b/app/src/main/java/com/wireguard/util/SortedKeyedList.java
index 85aeecff..f166cd92 100644
--- a/app/src/main/java/com/wireguard/util/SortedKeyedList.java
+++ b/app/src/main/java/com/wireguard/util/SortedKeyedList.java
@@ -1,6 +1,6 @@
 /*
  * Copyright © 2018 Samuel Holland <samuel@sholland.org>
- * SPDX-License-Identifier: GPL-2.0-or-later
+ * SPDX-License-Identifier: Apache-2.0
  */
 
 package com.wireguard.util;
diff --git a/app/tools/CMakeLists.txt b/app/tools/CMakeLists.txt
index dff1770a..32fb65b4 100644
--- a/app/tools/CMakeLists.txt
+++ b/app/tools/CMakeLists.txt
@@ -1,4 +1,4 @@
-# SPDX-License-Identifier: GPL-2.0-or-later
+# SPDX-License-Identifier: Apache-2.0
 #
 # Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
 
diff --git a/app/tools/libwg-go/Makefile b/app/tools/libwg-go/Makefile
index d8767603..31f41a46 100644
--- a/app/tools/libwg-go/Makefile
+++ b/app/tools/libwg-go/Makefile
@@ -1,4 +1,4 @@
-# SPDX-License-Identifier: GPL-2.0
+# SPDX-License-Identifier: Apache-2.0
 #
 # Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
 
diff --git a/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/api-android.go b/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/api-android.go
index 8ef5f21b..d1b53849 100644
--- a/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/api-android.go
+++ b/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/api-android.go
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later
+/* SPDX-License-Identifier: Apache-2.0
  *
  * Copyright (C) 2017-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
  */
diff --git a/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/jni.c b/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/jni.c
index 102c363f..3c4dce5a 100644
--- a/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/jni.c
+++ b/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/jni.c
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later
+/* SPDX-License-Identifier: Apache-2.0
  *
  * Copyright © 2017-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
  */
diff --git a/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/tun/api-android.go b/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/tun/api-android.go
index 3cb5753e..90986c4d 100644
--- a/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/tun/api-android.go
+++ b/app/tools/libwg-go/src/git.zx2c4.com/wireguard-go/tun/api-android.go
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later
+/* SPDX-License-Identifier: Apache-2.0
  *
  * Copyright (C) 2017-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
  */