Add settings screen. Move export as zip to settings screen.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

9 files changed, 253 insertions, 41 deletions

diff --git a/WireGuard.xcodeproj/project.pbxproj b/WireGuard.xcodeproj/project.pbxproj
index 90a3150..15830f6 100644
--- a/WireGuard.xcodeproj/project.pbxproj
+++ b/WireGuard.xcodeproj/project.pbxproj
@@ -10,6 +10,7 @@
 		48CF751B34E9703133F1B1AF /* Pods_WireGuard.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 861983CAE8FDC13BC83E7E04 /* Pods_WireGuard.framework */; };
 		4A430E802139DC8F0078172C /* icon_20pt@3x.png in Resources */ = {isa = PBXBuildFile; fileRef = 4A430E7F2139DC8F0078172C /* icon_20pt@3x.png */; };
 		4A430E842139DCFB0078172C /* icon_60pt@3x.png in Resources */ = {isa = PBXBuildFile; fileRef = 4A430E832139DCFB0078172C /* icon_60pt@3x.png */; };
+		4A4349752151865E00EF92F8 /* libwg-go.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 4AD0900120DC4171000E9CF5 /* libwg-go.a */; };
 		4A4351592124956200261999 /* Validators.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4A4351582124956200261999 /* Validators.swift */; };
 		4A43515A2124956200261999 /* Validators.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4A4351582124956200261999 /* Validators.swift */; };
 		4A43515C21249E5700261999 /* ValidatorsTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4A43515B21249E5700261999 /* ValidatorsTests.swift */; };
@@ -46,6 +47,7 @@
 		4AD095C820DC4190000E9CF5 /* libwg-go.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 4AD0900120DC4171000E9CF5 /* libwg-go.a */; };
 		4AEAC32920F14B3B007B67AB /* Log.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4AEAC32820F14B3B007B67AB /* Log.swift */; };
 		4AEAC32B20F14BA9007B67AB /* Log.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4AEAC32A20F14BA9007B67AB /* Log.swift */; };
+		4AFB99C42150545500A745DA /* SetttingsTableViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4AFB99C32150545500A745DA /* SetttingsTableViewController.swift */; };
 		5FA1D4CB21249F7D00DBA2E6 /* Peer+Extension.swift in Sources */ = {isa = PBXBuildFile; fileRef = 5FA1D4CA21249F7D00DBA2E6 /* Peer+Extension.swift */; };
 		5FA1D4CD2124A05C00DBA2E6 /* Interface+Extension.swift in Sources */ = {isa = PBXBuildFile; fileRef = 5FA1D4CC2124A05C00DBA2E6 /* Interface+Extension.swift */; };
 		5FA1D5102124D80C00DBA2E6 /* String+Arrays.swift in Sources */ = {isa = PBXBuildFile; fileRef = 5FA1D50F2124D80C00DBA2E6 /* String+Arrays.swift */; };
@@ -134,6 +136,7 @@
 		4AD095C920DC42CD000E9CF5 /* WireGuardNetworkExtension-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "WireGuardNetworkExtension-Bridging-Header.h"; sourceTree = "<group>"; };
 		4AEAC32820F14B3B007B67AB /* Log.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Log.swift; sourceTree = "<group>"; };
 		4AEAC32A20F14BA9007B67AB /* Log.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Log.swift; sourceTree = "<group>"; };
+		4AFB99C32150545500A745DA /* SetttingsTableViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SetttingsTableViewController.swift; sourceTree = "<group>"; };
 		5FA1D4CA21249F7D00DBA2E6 /* Peer+Extension.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "Peer+Extension.swift"; sourceTree = "<group>"; };
 		5FA1D4CC2124A05C00DBA2E6 /* Interface+Extension.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "Interface+Extension.swift"; sourceTree = "<group>"; };
 		5FA1D50F2124D80C00DBA2E6 /* String+Arrays.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "String+Arrays.swift"; sourceTree = "<group>"; };
@@ -149,6 +152,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				4ABFFEA3212D3C8300107136 /* Security.framework in Frameworks */,
+				4A4349752151865E00EF92F8 /* libwg-go.a in Frameworks */,
 				48CF751B34E9703133F1B1AF /* Pods_WireGuard.framework in Frameworks */,
 				4A61D83520D98D25006C7A76 /* NetworkExtension.framework in Frameworks */,
 			);
@@ -257,6 +261,7 @@
 				4ABF718D214D8B0300A1E0BF /* TunnelInfoTableViewController.swift */,
 				4A4BA6D720B73CBA00223AB8 /* TunnelConfigurationTableViewController.swift */,
 				5FCC4342212B3092009A9C58 /* QRScanViewController.swift */,
+				4AFB99C32150545500A745DA /* SetttingsTableViewController.swift */,
 			);
 			path = ViewControllers;
 			sourceTree = "<group>";
@@ -593,6 +598,7 @@
 				5FA1D4CB21249F7D00DBA2E6 /* Peer+Extension.swift in Sources */,
 				5FA1D5122124DA6400DBA2E6 /* String+Base64.swift in Sources */,
 				4AC5462E2116306F00749D21 /* Tunnel+Extension.swift in Sources */,
+				4AFB99C42150545500A745DA /* SetttingsTableViewController.swift in Sources */,
 				5FCC4343212B3092009A9C58 /* QRScanViewController.swift in Sources */,
 				4ABF718E214D8B0300A1E0BF /* TunnelInfoTableViewController.swift in Sources */,
 				4A4BAD0E20B5F6C300F12B28 /* Coordinator.swift in Sources */,
@@ -796,6 +802,10 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
+				LIBRARY_SEARCH_PATHS = (
+					"$(inherited)",
+					"$(PROJECT_DIR)/wireguard-go-bridge",
+				);
 				PRODUCT_BUNDLE_IDENTIFIER = com.wireguard.ios;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "WireGuard Development";
@@ -823,6 +833,10 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
+				LIBRARY_SEARCH_PATHS = (
+					"$(inherited)",
+					"$(PROJECT_DIR)/wireguard-go-bridge",
+				);
 				PRODUCT_BUNDLE_IDENTIFIER = com.wireguard.ios;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "WireGuard Development";
diff --git a/WireGuard/Base.lproj/Main.storyboard b/WireGuard/Base.lproj/Main.storyboard
index 5d8e3f5..bae91f9 100644
--- a/WireGuard/Base.lproj/Main.storyboard
+++ b/WireGuard/Base.lproj/Main.storyboard
@@ -89,14 +89,14 @@
                     <navigationItem key="navigationItem" title="WireGuard" largeTitleDisplayMode="always" id="j0L-5U-jDs">
                         <barButtonItem key="backBarButtonItem" title="Tunnels" id="pxL-gR-QXU"/>
                         <rightBarButtonItems>
-                            <barButtonItem systemItem="add" id="h2H-H8-3Tn">
+                            <barButtonItem title=" ⚙︎" id="DZP-sp-Hsg">
                                 <connections>
-                                    <action selector="addProvider:" destination="kTU-BV-32R" id="xSg-ap-3Fx"/>
+                                    <action selector="showSettings:" destination="kTU-BV-32R" id="UfC-XY-zhW"/>
                                 </connections>
                             </barButtonItem>
-                            <barButtonItem systemItem="action" id="zxB-ao-5JR">
+                            <barButtonItem systemItem="add" id="h2H-H8-3Tn">
                                 <connections>
-                                    <action selector="exportTunnels:" destination="kTU-BV-32R" id="PwM-I1-n6B"/>
+                                    <action selector="addProvider:" destination="kTU-BV-32R" id="xSg-ap-3Fx"/>
                                 </connections>
                             </barButtonItem>
                         </rightBarButtonItems>
@@ -548,27 +548,26 @@
                     </tableView>
                     <navigationItem key="navigationItem" title="Tunnel settings" id="PPu-rX-T38">
                         <rightBarButtonItems>
-                            <barButtonItem systemItem="save" id="mft-1l-bWa">
+                            <barButtonItem title=" ⚙︎" id="Ph6-EV-NlT">
                                 <connections>
-                                    <action selector="saveTunnelConfiguration:" destination="0VM-73-EPX" id="Hni-0w-hFF"/>
+                                    <action selector="showSettings:" destination="0VM-73-EPX" id="wx3-3w-OhG"/>
                                 </connections>
                             </barButtonItem>
-                            <barButtonItem systemItem="action" id="uim-Mz-omJ">
+                            <barButtonItem systemItem="save" id="mft-1l-bWa">
                                 <connections>
-                                    <action selector="exportTunnel:" destination="0VM-73-EPX" id="oVI-TL-4o9"/>
+                                    <action selector="saveTunnelConfiguration:" destination="0VM-73-EPX" id="Hni-0w-hFF"/>
                                 </connections>
                             </barButtonItem>
                         </rightBarButtonItems>
                     </navigationItem>
                     <simulatedNavigationBarMetrics key="simulatedTopBarMetrics" prompted="NO"/>
                     <connections>
-                        <outlet property="exportButton" destination="uim-Mz-omJ" id="1Tq-ie-xo7"/>
                         <outlet property="saveButton" destination="mft-1l-bWa" id="Uif-KZ-isx"/>
                     </connections>
                 </tableViewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="j96-PK-ghN" userLabel="First Responder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="916" y="-263"/>
+            <point key="canvasLocation" x="-671" y="-1262"/>
         </scene>
         <!--Tunnel info-->
         <scene sceneID="jJx-Qm-bKA">
@@ -802,11 +801,18 @@
                         </connections>
                     </tableView>
                     <navigationItem key="navigationItem" title="Tunnel info" id="Eh1-Vi-78e">
-                        <barButtonItem key="rightBarButtonItem" systemItem="edit" id="YRj-Ox-eKc">
-                            <connections>
-                                <action selector="editTunnelConfiguration:" destination="h8W-vj-IcI" id="f1k-Y6-4c3"/>
-                            </connections>
-                        </barButtonItem>
+                        <rightBarButtonItems>
+                            <barButtonItem title=" ⚙︎" id="OME-id-5vt">
+                                <connections>
+                                    <action selector="showSettings:" destination="h8W-vj-IcI" id="mZN-SL-gZJ"/>
+                                </connections>
+                            </barButtonItem>
+                            <barButtonItem systemItem="edit" id="YRj-Ox-eKc">
+                                <connections>
+                                    <action selector="editTunnelConfiguration:" destination="h8W-vj-IcI" id="f1k-Y6-4c3"/>
+                                </connections>
+                            </barButtonItem>
+                        </rightBarButtonItems>
                     </navigationItem>
                     <simulatedNavigationBarMetrics key="simulatedTopBarMetrics" prompted="NO"/>
                     <connections>
@@ -815,7 +821,7 @@
                 </tableViewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="cXx-q2-SBO" userLabel="First Responder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="121" y="-263"/>
+            <point key="canvasLocation" x="-671" y="-469"/>
         </scene>
         <!--Scan Code-->
         <scene sceneID="gKN-k2-HoW">
@@ -845,7 +851,126 @@
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="TQ2-zp-o40" userLabel="First Responder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="121" y="461"/>
+            <point key="canvasLocation" x="162" y="793"/>
+        </scene>
+        <!--Settings-->
+        <scene sceneID="LLL-0v-1Z9">
+            <objects>
+                <tableViewController storyboardIdentifier="SettingsTableViewController" id="0L2-ND-Twh" customClass="SettingsTableViewController" customModule="WireGuard" customModuleProvider="target" sceneMemberID="viewController">
+                    <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="static" style="grouped" separatorStyle="default" rowHeight="-1" estimatedRowHeight="-1" sectionHeaderHeight="18" sectionFooterHeight="18" id="xce-Ka-TsV">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" cocoaTouchSystemColor="groupTableViewBackgroundColor"/>
+                        <sections>
+                            <tableViewSection headerTitle="Version Information" id="zRZ-jm-jpm">
+                                <cells>
+                                    <tableViewCell clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" id="4T9-BK-cKk">
+                                        <rect key="frame" x="0.0" y="55.5" width="375" height="44"/>
+                                        <autoresizingMask key="autoresizingMask"/>
+                                        <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="4T9-BK-cKk" id="oh2-fj-cpB">
+                                            <rect key="frame" x="0.0" y="0.0" width="375" height="43.5"/>
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <subviews>
+                                                <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="WireGuard for iOS" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" minimumFontSize="9" translatesAutoresizingMaskIntoConstraints="NO" id="9LF-1X-BRX">
+                                                    <rect key="frame" x="16" y="11.5" width="139" height="21"/>
+                                                    <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                                    <nil key="textColor"/>
+                                                    <nil key="highlightedColor"/>
+                                                </label>
+                                                <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="(x.y.z)" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="64F-sz-1fb">
+                                                    <rect key="frame" x="313" y="11.5" width="46" height="21"/>
+                                                    <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                                    <nil key="textColor"/>
+                                                    <nil key="highlightedColor"/>
+                                                </label>
+                                            </subviews>
+                                            <constraints>
+                                                <constraint firstItem="9LF-1X-BRX" firstAttribute="centerY" secondItem="oh2-fj-cpB" secondAttribute="centerY" id="0vh-j4-spD"/>
+                                                <constraint firstItem="64F-sz-1fb" firstAttribute="centerY" secondItem="oh2-fj-cpB" secondAttribute="centerY" id="30t-Be-YBk"/>
+                                                <constraint firstItem="64F-sz-1fb" firstAttribute="leading" relation="greaterThanOrEqual" secondItem="9LF-1X-BRX" secondAttribute="trailing" constant="16" id="Nl3-vZ-7lQ"/>
+                                                <constraint firstItem="9LF-1X-BRX" firstAttribute="leading" secondItem="oh2-fj-cpB" secondAttribute="leadingMargin" id="atb-WE-sm5"/>
+                                                <constraint firstItem="64F-sz-1fb" firstAttribute="trailing" secondItem="oh2-fj-cpB" secondAttribute="trailingMargin" id="omW-fc-mV3"/>
+                                            </constraints>
+                                        </tableViewCellContentView>
+                                    </tableViewCell>
+                                    <tableViewCell clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" id="7To-1u-V41">
+                                        <rect key="frame" x="0.0" y="99.5" width="375" height="44"/>
+                                        <autoresizingMask key="autoresizingMask"/>
+                                        <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="7To-1u-V41" id="R1k-wj-XjQ">
+                                            <rect key="frame" x="0.0" y="0.0" width="375" height="43.5"/>
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <subviews>
+                                                <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Go userspace backend" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" minimumFontSize="9" translatesAutoresizingMaskIntoConstraints="NO" id="ZrW-kK-iNG">
+                                                    <rect key="frame" x="16" y="11.5" width="175.5" height="21"/>
+                                                    <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                                    <nil key="textColor"/>
+                                                    <nil key="highlightedColor"/>
+                                                </label>
+                                                <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="(x.y.z)" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="ZLF-fc-FG0">
+                                                    <rect key="frame" x="313" y="11.5" width="46" height="21"/>
+                                                    <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                                    <nil key="textColor"/>
+                                                    <nil key="highlightedColor"/>
+                                                </label>
+                                            </subviews>
+                                            <constraints>
+                                                <constraint firstItem="ZLF-fc-FG0" firstAttribute="centerY" secondItem="R1k-wj-XjQ" secondAttribute="centerY" id="COd-8Q-MkD"/>
+                                                <constraint firstItem="ZLF-fc-FG0" firstAttribute="leading" relation="greaterThanOrEqual" secondItem="ZrW-kK-iNG" secondAttribute="trailing" constant="16" id="mZA-b5-OXz"/>
+                                                <constraint firstItem="ZrW-kK-iNG" firstAttribute="leading" secondItem="R1k-wj-XjQ" secondAttribute="leadingMargin" id="v9L-hc-VeV"/>
+                                                <constraint firstItem="ZLF-fc-FG0" firstAttribute="trailing" secondItem="R1k-wj-XjQ" secondAttribute="trailingMargin" id="vbt-K7-zSd"/>
+                                                <constraint firstItem="ZrW-kK-iNG" firstAttribute="centerY" secondItem="R1k-wj-XjQ" secondAttribute="centerY" id="zMO-S4-aZv"/>
+                                            </constraints>
+                                        </tableViewCellContentView>
+                                    </tableViewCell>
+                                </cells>
+                            </tableViewSection>
+                            <tableViewSection headerTitle="Export" id="A0i-t0-uNU">
+                                <cells>
+                                    <tableViewCell clipsSubviews="YES" contentMode="scaleToFill" preservesSuperviewLayoutMargins="YES" selectionStyle="default" indentationWidth="10" textLabel="Xti-BC-KTP" detailTextLabel="qYk-Nl-mLx" style="IBUITableViewCellStyleSubtitle" id="J1T-67-jcC">
+                                        <rect key="frame" x="0.0" y="199.5" width="375" height="44"/>
+                                        <autoresizingMask key="autoresizingMask"/>
+                                        <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" preservesSuperviewLayoutMargins="YES" insetsLayoutMarginsFromSafeArea="NO" tableViewCell="J1T-67-jcC" id="OTJ-zk-hYF">
+                                            <rect key="frame" x="0.0" y="0.0" width="375" height="43.5"/>
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <subviews>
+                                                <label opaque="NO" multipleTouchEnabled="YES" contentMode="left" insetsLayoutMarginsFromSafeArea="NO" text="Export tunnels to zip file" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="Xti-BC-KTP">
+                                                    <rect key="frame" x="16" y="5" width="185" height="20.5"/>
+                                                    <autoresizingMask key="autoresizingMask"/>
+                                                    <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                                    <nil key="textColor"/>
+                                                    <nil key="highlightedColor"/>
+                                                </label>
+                                                <label opaque="NO" multipleTouchEnabled="YES" contentMode="left" insetsLayoutMarginsFromSafeArea="NO" text="Zip file should be shared with a location for storage." textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="qYk-Nl-mLx">
+                                                    <rect key="frame" x="16" y="25.5" width="294.5" height="14.5"/>
+                                                    <autoresizingMask key="autoresizingMask"/>
+                                                    <fontDescription key="fontDescription" type="system" pointSize="12"/>
+                                                    <nil key="textColor"/>
+                                                    <nil key="highlightedColor"/>
+                                                </label>
+                                            </subviews>
+                                        </tableViewCellContentView>
+                                    </tableViewCell>
+                                </cells>
+                            </tableViewSection>
+                        </sections>
+                        <connections>
+                            <outlet property="dataSource" destination="0L2-ND-Twh" id="iHC-iG-by3"/>
+                            <outlet property="delegate" destination="0L2-ND-Twh" id="nAg-yY-JmZ"/>
+                        </connections>
+                    </tableView>
+                    <navigationItem key="navigationItem" title="Settings" id="jxD-pO-Xgu"/>
+                    <simulatedNavigationBarMetrics key="simulatedTopBarMetrics" prompted="NO"/>
+                    <connections>
+                        <outlet property="exportCell" destination="J1T-67-jcC" id="VZX-ue-ZCE"/>
+                        <outlet property="goVersionInfoCell" destination="7To-1u-V41" id="CeX-R9-6Qh"/>
+                        <outlet property="goVersionInfoLabel" destination="ZLF-fc-FG0" id="5si-K0-QJL"/>
+                        <outlet property="versionInfoCell" destination="4T9-BK-cKk" id="QrQ-73-Cpq"/>
+                        <outlet property="versionInfoLabel" destination="64F-sz-1fb" id="O1J-1X-GvV"/>
+                    </connections>
+                </tableViewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="DXL-eC-zr0" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="726" y="-469"/>
         </scene>
     </scenes>
     <resources>
diff --git a/WireGuard/Coordinators/AppCoordinator.swift b/WireGuard/Coordinators/AppCoordinator.swift
index 8649c1d..9281907 100644
--- a/WireGuard/Coordinators/AppCoordinator.swift
+++ b/WireGuard/Coordinators/AppCoordinator.swift
@@ -137,7 +137,7 @@ class AppCoordinator: RootViewCoordinator {
     }
 
     // swiftlint:disable next function_body_length
-    func exportConfigs(barButtonItem: UIBarButtonItem) {
+    func exportConfigs(sourceView: UIView) {
         guard let path = FileManager.default
             .urls(for: .documentDirectory, in: .userDomainMask).first else {
                 return
@@ -196,7 +196,7 @@ class AppCoordinator: RootViewCoordinator {
             activityItems: [saveFileURL],
             applicationActivities: nil)
         if let popoverPresentationController = activityViewController.popoverPresentationController {
-            popoverPresentationController.barButtonItem = barButtonItem
+            popoverPresentationController.sourceView = sourceView
         }
         navigationController.present(activityViewController, animated: true) {
         }
@@ -273,6 +273,14 @@ class AppCoordinator: RootViewCoordinator {
         self.navigationController.pushViewController(tunnelConfigurationViewController, animated: true)
     }
 
+    func showSettings() {
+        let settingsTableViewController = storyboard.instantiateViewController(type: SettingsTableViewController.self)
+
+        settingsTableViewController.delegate = self
+
+        self.navigationController.pushViewController(settingsTableViewController, animated: true)
+    }
+
     public func showError(_ error: Error) {
         showAlert(title: NSLocalizedString("Error", comment: "Error alert title"), message: error.localizedDescription)
     }
@@ -316,10 +324,6 @@ extension AppCoordinator: TunnelInfoTableViewControllerDelegate {
 }
 
 extension AppCoordinator: TunnelsTableViewControllerDelegate {
-    func exportTunnels(tunnelsTableViewController: TunnelsTableViewController, barButtonItem: UIBarButtonItem) {
-        self.exportConfigs(barButtonItem: barButtonItem)
-    }
-
     func status(for tunnel: Tunnel, tunnelsTableViewController: TunnelsTableViewController) -> NEVPNStatus {
         let session = self.providerManager(for: tunnel)?.connection as? NETunnelProviderSession
         return session?.status ?? .invalid
@@ -495,14 +499,9 @@ extension AppCoordinator: TunnelsTableViewControllerDelegate {
 }
 
 extension AppCoordinator: TunnelConfigurationTableViewControllerDelegate {
-    func export(tunnel: Tunnel, barButtonItem: UIBarButtonItem) {
-        exportConfig(tunnel: tunnel, barButtonItem: barButtonItem)
-    }
-
     func didSave(tunnel: Tunnel, tunnelConfigurationTableViewController: TunnelConfigurationTableViewController) {
         saveTunnel(tunnel)
     }
-
 }
 
 extension AppCoordinator: QRScanViewControllerDelegate {
@@ -510,3 +509,9 @@ extension AppCoordinator: QRScanViewControllerDelegate {
         showTunnelConfigurationViewController(tunnel: tunnel, context: tunnel.managedObjectContext!)
     }
 }
+
+extension AppCoordinator: SettingsTableViewControllerDelegate {
+    func exportTunnels(settingsTableViewController: SettingsTableViewController, sourceView: UIView) {
+        self.exportConfigs(sourceView: sourceView)
+    }
+}
diff --git a/WireGuard/ViewControllers/SetttingsTableViewController.swift b/WireGuard/ViewControllers/SetttingsTableViewController.swift
new file mode 100644
index 0000000..a009403
--- /dev/null
+++ b/WireGuard/ViewControllers/SetttingsTableViewController.swift
@@ -0,0 +1,65 @@
+//
+//  Copyright © 2018 WireGuard LLC. All rights reserved.
+//
+
+import UIKit
+
+protocol SettingsTableViewControllerDelegate: class {
+    func exportTunnels(settingsTableViewController: SettingsTableViewController, sourceView: UIView)
+}
+
+class SettingsTableViewController: UITableViewController {
+
+    weak var delegate: SettingsTableViewControllerDelegate?
+    @IBOutlet weak var versionInfoCell: UITableViewCell!
+    @IBOutlet weak var goVersionInfoCell: UITableViewCell!
+    @IBOutlet weak var exportCell: UITableViewCell!
+
+    @IBOutlet weak var versionInfoLabel: UILabel!
+    @IBOutlet weak var goVersionInfoLabel: UILabel!
+
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        versionInfoLabel.text = versionInformation
+        goVersionInfoLabel.text = goVersionInformation
+    }
+
+    override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
+        if let cell = tableView.cellForRow(at: indexPath) {
+            switch cell {
+            case versionInfoCell, goVersionInfoCell:
+                UIPasteboard.general.string = ["WireGuard for iOS:", versionInformation, "Go userspace backend:", goVersionInformation].joined(separator: "\n")
+                showCopyConfirmation()
+            case exportCell:
+                delegate?.exportTunnels(settingsTableViewController: self, sourceView: exportCell)
+            default:
+                ()
+            }
+            tableView.deselectRow(at: indexPath, animated: true)
+        }
+    }
+
+    var versionInformation: String {
+        var versionElements: [String] = []
+        if let appBuildNumber = Bundle.main.infoDictionary!["CFBundleVersion"] as? String, let appVersion = Bundle.main.infoDictionary!["CFBundleShortVersionString"] as? String {
+            versionElements.append(appVersion)
+            versionElements.append("(\(appBuildNumber))")
+        }
+
+        return versionElements.joined(separator: " ")
+    }
+
+    var goVersionInformation: String {
+        return wgVersion().flatMap { String(cString: $0) } ?? ""
+    }
+
+    private func showCopyConfirmation() {
+        let confirmationAlertController = UIAlertController(title: NSLocalizedString("Copied version information", comment: ""), message: UIPasteboard.general.string, preferredStyle: .alert)
+        confirmationAlertController.addAction(UIAlertAction(title: NSLocalizedString("Ok", comment: "Generic OK button"), style: .default, handler: nil))
+
+        present(confirmationAlertController, animated: true, completion: nil)
+
+    }
+}
+
+extension SettingsTableViewController: Identifyable {}
diff --git a/WireGuard/ViewControllers/TunnelConfigurationTableViewController.swift b/WireGuard/ViewControllers/TunnelConfigurationTableViewController.swift
index d5b0740..bf6ad14 100644
--- a/WireGuard/ViewControllers/TunnelConfigurationTableViewController.swift
+++ b/WireGuard/ViewControllers/TunnelConfigurationTableViewController.swift
@@ -9,13 +9,12 @@ import PromiseKit
 
 protocol TunnelConfigurationTableViewControllerDelegate: class {
     func didSave(tunnel: Tunnel, tunnelConfigurationTableViewController: TunnelConfigurationTableViewController)
-    func export(tunnel: Tunnel, barButtonItem: UIBarButtonItem)
+    func showSettings()
 }
 
 class TunnelConfigurationTableViewController: UITableViewController {
 
     @IBOutlet weak var saveButton: UIBarButtonItem!
-    @IBOutlet weak var exportButton: UIBarButtonItem!
 
     private var viewContext: NSManagedObjectContext!
     private weak var delegate: TunnelConfigurationTableViewControllerDelegate?
@@ -41,6 +40,10 @@ class TunnelConfigurationTableViewController: UITableViewController {
         return tunnel
     }
 
+    @IBAction func showSettings(_ sender: Any) {
+        delegate?.showSettings()
+    }
+
     @IBAction func addPeer(_ sender: Any) {
         if let moc = tunnel.managedObjectContext {
             tableView.beginUpdates()
@@ -55,10 +58,6 @@ class TunnelConfigurationTableViewController: UITableViewController {
         }
     }
 
-    @IBAction func exportTunnel(_ sender: UIBarButtonItem) {
-        self.delegate?.export(tunnel: tunnel, barButtonItem: sender)
-    }
-
     override func numberOfSections(in tableView: UITableView) -> Int {
         return 3
     }
diff --git a/WireGuard/ViewControllers/TunnelInfoTableViewController.swift b/WireGuard/ViewControllers/TunnelInfoTableViewController.swift
index 094114a..cf1f05f 100644
--- a/WireGuard/ViewControllers/TunnelInfoTableViewController.swift
+++ b/WireGuard/ViewControllers/TunnelInfoTableViewController.swift
@@ -9,6 +9,7 @@ import PromiseKit
 
 protocol TunnelInfoTableViewControllerDelegate: class {
     func configure(tunnel: Tunnel, tunnelInfoTableViewController: TunnelInfoTableViewController)
+    func showSettings()
 }
 
 class TunnelInfoTableViewController: UITableViewController {
@@ -63,6 +64,10 @@ class TunnelInfoTableViewController: UITableViewController {
         }
     }
 
+    @IBAction func showSettings(_ sender: Any) {
+        delegate?.showSettings()
+    }
+
     @IBAction func editTunnelConfiguration(_ sender: Any) {
         delegate?.configure(tunnel: self.tunnel, tunnelInfoTableViewController: self)
     }
diff --git a/WireGuard/ViewControllers/TunnelsTableViewController.swift b/WireGuard/ViewControllers/TunnelsTableViewController.swift
index a66d3e3..8cc26e8 100644
--- a/WireGuard/ViewControllers/TunnelsTableViewController.swift
+++ b/WireGuard/ViewControllers/TunnelsTableViewController.swift
@@ -10,13 +10,13 @@ import BNRCoreDataStack
 import NetworkExtension
 
 protocol TunnelsTableViewControllerDelegate: class {
-    func exportTunnels(tunnelsTableViewController: TunnelsTableViewController, barButtonItem: UIBarButtonItem)
     func addProvider(tunnelsTableViewController: TunnelsTableViewController)
     func connect(tunnel: Tunnel, tunnelsTableViewController: TunnelsTableViewController)
     func disconnect(tunnel: Tunnel, tunnelsTableViewController: TunnelsTableViewController)
     func info(tunnel: Tunnel, tunnelsTableViewController: TunnelsTableViewController)
     func delete(tunnel: Tunnel, tunnelsTableViewController: TunnelsTableViewController)
     func status(for tunnel: Tunnel, tunnelsTableViewController: TunnelsTableViewController) -> NEVPNStatus
+    func showSettings()
 }
 
 class TunnelsTableViewController: UITableViewController {
@@ -66,8 +66,8 @@ class TunnelsTableViewController: UITableViewController {
         tableView.tableFooterView = UIView(frame: CGRect.zero)
     }
 
-    @IBAction func exportTunnels(_ sender: UIBarButtonItem) {
-        delegate?.exportTunnels(tunnelsTableViewController: self, barButtonItem: sender)
+    @IBAction func showSettings(_ sender: Any) {
+        delegate?.showSettings()
     }
 
     @IBAction func addProvider(_ sender: UIBarButtonItem) {
diff --git a/WireGuard/WireGuard-Bridging-Header.h b/WireGuard/WireGuard-Bridging-Header.h
index 8c77009..95922cc 100644
--- a/WireGuard/WireGuard-Bridging-Header.h
+++ b/WireGuard/WireGuard-Bridging-Header.h
@@ -3,3 +3,4 @@
 //
 
 #import "Crypto/x25519.h"
+#import "../wireguard-go-bridge/wireguard.h"
diff --git a/WireGuardNetworkExtension/PacketTunnelProvider.swift b/WireGuardNetworkExtension/PacketTunnelProvider.swift
index f413eec..ee6493b 100644
--- a/WireGuardNetworkExtension/PacketTunnelProvider.swift
+++ b/WireGuardNetworkExtension/PacketTunnelProvider.swift
@@ -135,8 +135,7 @@ class PacketTunnelProvider: NEPacketTunnelProvider {
     private func connect(interfaceName: String, settings: String) -> Int32 { // swiftlint:disable:this cyclomatic_complexity
         return withStringsAsGoStrings(interfaceName, settings) { (nameGoStr, settingsGoStr) -> Int32 in
             return withUnsafeMutablePointer(to: &wgContext) { (wgCtxPtr) -> Int32 in
-                return wgTurnOn(nameGoStr, settingsGoStr,
-                    { (wgCtxPtr, buf, len) -> Int in
+                return wgTurnOn(nameGoStr, settingsGoStr, { (wgCtxPtr, buf, len) -> Int in
                         // read_fn: Read from the TUN interface and pass it on to WireGuard
                         guard let wgCtxPtr = wgCtxPtr else { return 0 }
                         guard let buf = buf else { return 0 }
@@ -150,8 +149,7 @@ class PacketTunnelProvider: NEPacketTunnelProvider {
                             return packetData.count
                         }
                         return 0
-                },
-                    { (wgCtxPtr, buf, len) -> Int in
+                }, { (wgCtxPtr, buf, len) -> Int in
                         // write_fn: Receive packets from WireGuard and write to the TUN interface
                         guard let wgCtxPtr = wgCtxPtr else { return 0 }
                         guard let buf = buf else { return 0 }