├── linux ├── .gitignore ├── main.cc ├── flutter │ ├── generated_plugin_registrant.h │ ├── generated_plugin_registrant.cc │ ├── generated_plugins.cmake │ └── CMakeLists.txt ├── my_application.h ├── my_application.cc └── CMakeLists.txt ├── ios ├── Flutter │ ├── Debug.xcconfig │ ├── Release.xcconfig │ └── AppFrameworkInfo.plist ├── Runner │ ├── Runner-Bridging-Header.h │ ├── Assets.xcassets │ │ ├── LaunchImage.imageset │ │ │ ├── LaunchImage.png │ │ │ ├── LaunchImage@2x.png │ │ │ ├── LaunchImage@3x.png │ │ │ ├── README.md │ │ │ └── Contents.json │ │ └── AppIcon.appiconset │ │ │ ├── Icon-App-20x20@1x.png │ │ │ ├── Icon-App-20x20@2x.png │ │ │ ├── Icon-App-20x20@3x.png │ │ │ ├── Icon-App-29x29@1x.png │ │ │ ├── Icon-App-29x29@2x.png │ │ │ ├── Icon-App-29x29@3x.png │ │ │ ├── Icon-App-40x40@1x.png │ │ │ ├── Icon-App-40x40@2x.png │ │ │ ├── Icon-App-40x40@3x.png │ │ │ ├── Icon-App-60x60@2x.png │ │ │ ├── Icon-App-60x60@3x.png │ │ │ ├── Icon-App-76x76@1x.png │ │ │ ├── Icon-App-76x76@2x.png │ │ │ ├── Icon-App-1024x1024@1x.png │ │ │ ├── Icon-App-83.5x83.5@2x.png │ │ │ └── Contents.json │ ├── AppDelegate.swift │ ├── Base.lproj │ │ ├── Main.storyboard │ │ └── LaunchScreen.storyboard │ └── Info.plist ├── Runner.xcodeproj │ ├── project.xcworkspace │ │ ├── contents.xcworkspacedata │ │ └── xcshareddata │ │ │ ├── WorkspaceSettings.xcsettings │ │ │ └── IDEWorkspaceChecks.plist │ ├── xcshareddata │ │ └── xcschemes │ │ │ └── Runner.xcscheme │ └── project.pbxproj ├── Runner.xcworkspace │ ├── contents.xcworkspacedata │ └── xcshareddata │ │ ├── WorkspaceSettings.xcsettings │ │ └── IDEWorkspaceChecks.plist ├── RunnerTests │ └── RunnerTests.swift └── .gitignore ├── macos ├── Flutter │ ├── Flutter-Debug.xcconfig │ ├── Flutter-Release.xcconfig │ └── GeneratedPluginRegistrant.swift ├── Runner │ ├── Configs │ │ ├── Debug.xcconfig │ │ ├── Release.xcconfig │ │ ├── Warnings.xcconfig │ │ └── AppInfo.xcconfig │ ├── Assets.xcassets │ │ └── AppIcon.appiconset │ │ │ ├── app_icon_128.png │ │ │ ├── app_icon_16.png │ │ │ ├── app_icon_256.png │ │ │ ├── app_icon_32.png │ │ │ ├── app_icon_512.png │ │ │ ├── app_icon_64.png │ │ │ ├── app_icon_1024.png │ │ │ └── Contents.json │ ├── AppDelegate.swift │ ├── Release.entitlements │ ├── DebugProfile.entitlements │ ├── MainFlutterWindow.swift │ ├── Info.plist │ └── Base.lproj │ │ └── MainMenu.xib ├── .gitignore ├── Runner.xcworkspace │ ├── contents.xcworkspacedata │ └── xcshareddata │ │ └── IDEWorkspaceChecks.plist ├── Runner.xcodeproj │ ├── project.xcworkspace │ │ └── xcshareddata │ │ │ └── IDEWorkspaceChecks.plist │ └── xcshareddata │ │ └── xcschemes │ │ └── Runner.xcscheme └── RunnerTests │ └── RunnerTests.swift ├── web ├── favicon.png ├── icons │ ├── Icon-192.png │ ├── Icon-512.png │ ├── Icon-maskable-192.png │ └── Icon-maskable-512.png ├── manifest.json └── index.html ├── windows ├── runner │ ├── resources │ │ └── app_icon.ico │ ├── resource.h │ ├── runner.exe.manifest │ ├── utils.h │ ├── flutter_window.h │ ├── main.cpp │ ├── CMakeLists.txt │ ├── utils.cpp │ ├── flutter_window.cpp │ ├── Runner.rc │ ├── win32_window.h │ └── win32_window.cpp ├── .gitignore ├── flutter │ ├── generated_plugin_registrant.h │ ├── generated_plugin_registrant.cc │ ├── generated_plugins.cmake │ └── CMakeLists.txt └── CMakeLists.txt ├── screenshot ├── Screenshot_20250113-234042.webp ├── Screenshot_20250113-234053.webp └── Screenshot_20250113-234104.webp ├── android ├── app │ ├── src │ │ ├── main │ │ │ ├── res │ │ │ │ ├── mipmap-hdpi │ │ │ │ │ └── ic_launcher.png │ │ │ │ ├── mipmap-mdpi │ │ │ │ │ └── ic_launcher.png │ │ │ │ ├── mipmap-xhdpi │ │ │ │ │ └── ic_launcher.png │ │ │ │ ├── mipmap-xxhdpi │ │ │ │ │ └── ic_launcher.png │ │ │ │ ├── mipmap-xxxhdpi │ │ │ │ │ └── ic_launcher.png │ │ │ │ ├── drawable │ │ │ │ │ └── launch_background.xml │ │ │ │ ├── drawable-v21 │ │ │ │ │ └── launch_background.xml │ │ │ │ ├── values │ │ │ │ │ └── styles.xml │ │ │ │ └── values-night │ │ │ │ │ └── styles.xml │ │ │ ├── kotlin │ │ │ │ └── com │ │ │ │ │ └── example │ │ │ │ │ └── purity_nat_type_tester │ │ │ │ │ └── MainActivity.kt │ │ │ └── AndroidManifest.xml │ │ ├── debug │ │ │ └── AndroidManifest.xml │ │ └── profile │ │ │ └── AndroidManifest.xml │ └── build.gradle ├── gradle.properties ├── gradle │ └── wrapper │ │ └── gradle-wrapper.properties ├── .gitignore ├── build.gradle └── settings.gradle ├── lib ├── event_bus.dart ├── checker_event.dart ├── main.dart └── nat_checker_rfc_5780.dart ├── test └── widget_test.dart ├── .gitignore ├── analysis_options.yaml ├── .metadata ├── CONTRIBUTING.md ├── README.md ├── pubspec.yaml ├── .github └── workflows │ └── build.yml └── pubspec.lock /linux/.gitignore: -------------------------------------------------------------------------------- 1 | flutter/ephemeral 2 | -------------------------------------------------------------------------------- /ios/Flutter/Debug.xcconfig: -------------------------------------------------------------------------------- 1 | #include "Generated.xcconfig" 2 | -------------------------------------------------------------------------------- /ios/Flutter/Release.xcconfig: -------------------------------------------------------------------------------- 1 | #include "Generated.xcconfig" 2 | -------------------------------------------------------------------------------- /ios/Runner/Runner-Bridging-Header.h: -------------------------------------------------------------------------------- 1 | #import "GeneratedPluginRegistrant.h" 2 | -------------------------------------------------------------------------------- /macos/Flutter/Flutter-Debug.xcconfig: -------------------------------------------------------------------------------- 1 | #include "ephemeral/Flutter-Generated.xcconfig" 2 | -------------------------------------------------------------------------------- /macos/Flutter/Flutter-Release.xcconfig: -------------------------------------------------------------------------------- 1 | #include "ephemeral/Flutter-Generated.xcconfig" 2 | 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-------------------------------------------------------------------------------- 1 | #include "../../Flutter/Flutter-Debug.xcconfig" 2 | #include "Warnings.xcconfig" 3 | -------------------------------------------------------------------------------- /macos/Runner/Configs/Release.xcconfig: -------------------------------------------------------------------------------- 1 | #include "../../Flutter/Flutter-Release.xcconfig" 2 | #include "Warnings.xcconfig" 3 | -------------------------------------------------------------------------------- /web/icons/Icon-maskable-192.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/halifox/PurityNatTypeChecker/HEAD/web/icons/Icon-maskable-192.png -------------------------------------------------------------------------------- /web/icons/Icon-maskable-512.png: -------------------------------------------------------------------------------- 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/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-1024x1024@1x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/halifox/PurityNatTypeChecker/HEAD/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-1024x1024@1x.png -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-83.5x83.5@2x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/halifox/PurityNatTypeChecker/HEAD/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-83.5x83.5@2x.png -------------------------------------------------------------------------------- /linux/main.cc: -------------------------------------------------------------------------------- 1 | #include "my_application.h" 2 | 3 | int main(int argc, char** argv) { 4 | g_autoptr(MyApplication) app = my_application_new(); 5 | return g_application_run(G_APPLICATION(app), argc, argv); 6 | } 7 | -------------------------------------------------------------------------------- /ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /ios/Runner.xcworkspace/contents.xcworkspacedata: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /android/app/src/main/kotlin/com/example/purity_nat_type_tester/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.example.purity_nat_type_tester 2 | 3 | import io.flutter.embedding.android.FlutterActivity 4 | 5 | class MainActivity: FlutterActivity() 6 | -------------------------------------------------------------------------------- /macos/Runner.xcworkspace/contents.xcworkspacedata: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /android/gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | distributionBase=GRADLE_USER_HOME 2 | distributionPath=wrapper/dists 3 | zipStoreBase=GRADLE_USER_HOME 4 | zipStorePath=wrapper/dists 5 | distributionUrl=https\://services.gradle.org/distributions/gradle-8.3-all.zip 6 | -------------------------------------------------------------------------------- /macos/Runner/AppDelegate.swift: -------------------------------------------------------------------------------- 1 | import Cocoa 2 | import FlutterMacOS 3 | 4 | @main 5 | class AppDelegate: FlutterAppDelegate { 6 | override func applicationShouldTerminateAfterLastWindowClosed(_ sender: NSApplication) -> Bool { 7 | return true 8 | } 9 | } 10 | -------------------------------------------------------------------------------- /macos/Runner/Release.entitlements: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | com.apple.security.app-sandbox 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /ios/Runner.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | PreviewsEnabled 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /android/.gitignore: -------------------------------------------------------------------------------- 1 | gradle-wrapper.jar 2 | /.gradle 3 | /captures/ 4 | /gradlew 5 | /gradlew.bat 6 | /local.properties 7 | GeneratedPluginRegistrant.java 8 | 9 | # Remember to never publicly share your keystore. 10 | # See https://flutter.dev/to/reference-keystore 11 | key.properties 12 | **/*.keystore 13 | **/*.jks 14 | -------------------------------------------------------------------------------- /ios/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | IDEDidComputeMac32BitWarning 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /macos/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | IDEDidComputeMac32BitWarning 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | PreviewsEnabled 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | IDEDidComputeMac32BitWarning 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /macos/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | IDEDidComputeMac32BitWarning 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /macos/Flutter/GeneratedPluginRegistrant.swift: -------------------------------------------------------------------------------- 1 | // 2 | // Generated file. Do not edit. 3 | // 4 | 5 | import FlutterMacOS 6 | import Foundation 7 | 8 | import dynamic_color 9 | 10 | func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) { 11 | DynamicColorPlugin.register(with: registry.registrar(forPlugin: "DynamicColorPlugin")) 12 | } 13 | -------------------------------------------------------------------------------- /ios/RunnerTests/RunnerTests.swift: -------------------------------------------------------------------------------- 1 | import Flutter 2 | import UIKit 3 | import XCTest 4 | 5 | class RunnerTests: XCTestCase { 6 | 7 | func testExample() { 8 | // If you add code to the Runner application, consider adding tests here. 9 | // See https://developer.apple.com/documentation/xctest for more information about using XCTest. 10 | } 11 | 12 | } 13 | -------------------------------------------------------------------------------- /macos/RunnerTests/RunnerTests.swift: -------------------------------------------------------------------------------- 1 | import Cocoa 2 | import FlutterMacOS 3 | import XCTest 4 | 5 | class RunnerTests: XCTestCase { 6 | 7 | func testExample() { 8 | // If you add code to the Runner application, consider adding tests here. 9 | // See https://developer.apple.com/documentation/xctest for more information about using XCTest. 10 | } 11 | 12 | } 13 | -------------------------------------------------------------------------------- /windows/.gitignore: -------------------------------------------------------------------------------- 1 | flutter/ephemeral/ 2 | 3 | # Visual Studio user-specific files. 4 | *.suo 5 | *.user 6 | *.userosscache 7 | *.sln.docstates 8 | 9 | # Visual Studio build-related files. 10 | x64/ 11 | x86/ 12 | 13 | # Visual Studio cache files 14 | # files ending in .cache can be ignored 15 | *.[Cc]ache 16 | # but keep track of directories ending in .cache 17 | !*.[Cc]ache/ 18 | -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/LaunchImage.imageset/README.md: -------------------------------------------------------------------------------- 1 | # Launch Screen Assets 2 | 3 | You can customize the launch screen with your own desired assets by replacing the image files in this directory. 4 | 5 | You can also do it by opening your Flutter project's Xcode project with `open ios/Runner.xcworkspace`, selecting `Runner/Assets.xcassets` in the Project Navigator and dropping in the desired images. -------------------------------------------------------------------------------- /linux/flutter/generated_plugin_registrant.h: -------------------------------------------------------------------------------- 1 | // 2 | // Generated file. Do not edit. 3 | // 4 | 5 | // clang-format off 6 | 7 | #ifndef GENERATED_PLUGIN_REGISTRANT_ 8 | #define GENERATED_PLUGIN_REGISTRANT_ 9 | 10 | #include 11 | 12 | // Registers Flutter plugins. 13 | void fl_register_plugins(FlPluginRegistry* registry); 14 | 15 | #endif // GENERATED_PLUGIN_REGISTRANT_ 16 | -------------------------------------------------------------------------------- /windows/flutter/generated_plugin_registrant.h: -------------------------------------------------------------------------------- 1 | // 2 | // Generated file. Do not edit. 3 | // 4 | 5 | // clang-format off 6 | 7 | #ifndef GENERATED_PLUGIN_REGISTRANT_ 8 | #define GENERATED_PLUGIN_REGISTRANT_ 9 | 10 | #include 11 | 12 | // Registers Flutter plugins. 13 | void RegisterPlugins(flutter::PluginRegistry* registry); 14 | 15 | #endif // GENERATED_PLUGIN_REGISTRANT_ 16 | -------------------------------------------------------------------------------- /android/build.gradle: -------------------------------------------------------------------------------- 1 | allprojects { 2 | repositories { 3 | google() 4 | mavenCentral() 5 | } 6 | } 7 | 8 | rootProject.buildDir = "../build" 9 | subprojects { 10 | project.buildDir = "${rootProject.buildDir}/${project.name}" 11 | } 12 | subprojects { 13 | project.evaluationDependsOn(":app") 14 | } 15 | 16 | tasks.register("clean", Delete) { 17 | delete rootProject.buildDir 18 | } 19 | -------------------------------------------------------------------------------- /android/app/src/debug/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /macos/Runner/DebugProfile.entitlements: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | com.apple.security.app-sandbox 6 | 7 | com.apple.security.cs.allow-jit 8 | 9 | com.apple.security.network.server 10 | 11 | 12 | 13 | -------------------------------------------------------------------------------- /windows/flutter/generated_plugin_registrant.cc: -------------------------------------------------------------------------------- 1 | // 2 | // Generated file. Do not edit. 3 | // 4 | 5 | // clang-format off 6 | 7 | #include "generated_plugin_registrant.h" 8 | 9 | #include 10 | 11 | void RegisterPlugins(flutter::PluginRegistry* registry) { 12 | DynamicColorPluginCApiRegisterWithRegistrar( 13 | registry->GetRegistrarForPlugin("DynamicColorPluginCApi")); 14 | } 15 | -------------------------------------------------------------------------------- /android/app/src/profile/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /lib/event_bus.dart: -------------------------------------------------------------------------------- 1 | import 'dart:async'; 2 | 3 | final EventBus bus = EventBus(); 4 | 5 | class EventBus { 6 | static final EventBus _instance = EventBus._internal(); 7 | 8 | factory EventBus() => _instance; 9 | 10 | EventBus._internal(); 11 | 12 | final StreamController _controller = StreamController.broadcast(); 13 | 14 | Stream get stream => _controller.stream; 15 | 16 | void emit(event) => _controller.add(event); 17 | } 18 | -------------------------------------------------------------------------------- /ios/Runner/AppDelegate.swift: -------------------------------------------------------------------------------- 1 | import Flutter 2 | import UIKit 3 | 4 | @main 5 | @objc class AppDelegate: FlutterAppDelegate { 6 | override func application( 7 | _ application: UIApplication, 8 | didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]? 9 | ) -> Bool { 10 | GeneratedPluginRegistrant.register(with: self) 11 | return super.application(application, didFinishLaunchingWithOptions: launchOptions) 12 | } 13 | } 14 | -------------------------------------------------------------------------------- /linux/my_application.h: -------------------------------------------------------------------------------- 1 | #ifndef FLUTTER_MY_APPLICATION_H_ 2 | #define FLUTTER_MY_APPLICATION_H_ 3 | 4 | #include 5 | 6 | G_DECLARE_FINAL_TYPE(MyApplication, my_application, MY, APPLICATION, 7 | GtkApplication) 8 | 9 | /** 10 | * my_application_new: 11 | * 12 | * Creates a new Flutter-based application. 13 | * 14 | * Returns: a new #MyApplication. 15 | */ 16 | MyApplication* my_application_new(); 17 | 18 | #endif // FLUTTER_MY_APPLICATION_H_ 19 | -------------------------------------------------------------------------------- /macos/Runner/MainFlutterWindow.swift: -------------------------------------------------------------------------------- 1 | import Cocoa 2 | import FlutterMacOS 3 | 4 | class MainFlutterWindow: NSWindow { 5 | override func awakeFromNib() { 6 | let flutterViewController = FlutterViewController() 7 | let windowFrame = self.frame 8 | self.contentViewController = flutterViewController 9 | self.setFrame(windowFrame, display: true) 10 | 11 | RegisterGeneratedPlugins(registry: flutterViewController) 12 | 13 | super.awakeFromNib() 14 | } 15 | } 16 | -------------------------------------------------------------------------------- /windows/runner/resource.h: -------------------------------------------------------------------------------- 1 | //{{NO_DEPENDENCIES}} 2 | // Microsoft Visual C++ generated include file. 3 | // Used by Runner.rc 4 | // 5 | #define IDI_APP_ICON 101 6 | 7 | // Next default values for new objects 8 | // 9 | #ifdef APSTUDIO_INVOKED 10 | #ifndef APSTUDIO_READONLY_SYMBOLS 11 | #define _APS_NEXT_RESOURCE_VALUE 102 12 | #define _APS_NEXT_COMMAND_VALUE 40001 13 | #define _APS_NEXT_CONTROL_VALUE 1001 14 | #define _APS_NEXT_SYMED_VALUE 101 15 | #endif 16 | #endif 17 | -------------------------------------------------------------------------------- /linux/flutter/generated_plugin_registrant.cc: -------------------------------------------------------------------------------- 1 | // 2 | // Generated file. Do not edit. 3 | // 4 | 5 | // clang-format off 6 | 7 | #include "generated_plugin_registrant.h" 8 | 9 | #include 10 | 11 | void fl_register_plugins(FlPluginRegistry* registry) { 12 | g_autoptr(FlPluginRegistrar) dynamic_color_registrar = 13 | fl_plugin_registry_get_registrar_for_plugin(registry, "DynamicColorPlugin"); 14 | dynamic_color_plugin_register_with_registrar(dynamic_color_registrar); 15 | } 16 | -------------------------------------------------------------------------------- /android/app/src/main/res/drawable/launch_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 12 | 13 | -------------------------------------------------------------------------------- /android/app/src/main/res/drawable-v21/launch_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 12 | 13 | -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/LaunchImage.imageset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "idiom" : "universal", 5 | "filename" : "LaunchImage.png", 6 | "scale" : "1x" 7 | }, 8 | { 9 | "idiom" : "universal", 10 | "filename" : "LaunchImage@2x.png", 11 | "scale" : "2x" 12 | }, 13 | { 14 | "idiom" : "universal", 15 | "filename" : "LaunchImage@3x.png", 16 | "scale" : "3x" 17 | } 18 | ], 19 | "info" : { 20 | "version" : 1, 21 | "author" : "xcode" 22 | } 23 | } 24 | -------------------------------------------------------------------------------- /test/widget_test.dart: -------------------------------------------------------------------------------- 1 | // This is a basic Flutter widget test. 2 | // 3 | // To perform an interaction with a widget in your test, use the WidgetTester 4 | // utility in the flutter_test package. For example, you can send tap and scroll 5 | // gestures. You can also use WidgetTester to find child widgets in the widget 6 | // tree, read text, and verify that the values of widget properties are correct. 7 | 8 | import 'package:flutter/material.dart'; 9 | import 'package:flutter_test/flutter_test.dart'; 10 | 11 | import 'package:purity_nat_type_tester/main.dart'; 12 | 13 | void main() { 14 | 15 | } 16 | -------------------------------------------------------------------------------- /macos/Runner/Configs/Warnings.xcconfig: -------------------------------------------------------------------------------- 1 | WARNING_CFLAGS = -Wall -Wconditional-uninitialized -Wnullable-to-nonnull-conversion -Wmissing-method-return-type -Woverlength-strings 2 | GCC_WARN_UNDECLARED_SELECTOR = YES 3 | CLANG_UNDEFINED_BEHAVIOR_SANITIZER_NULLABILITY = YES 4 | CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE 5 | CLANG_WARN__DUPLICATE_METHOD_MATCH = YES 6 | CLANG_WARN_PRAGMA_PACK = YES 7 | CLANG_WARN_STRICT_PROTOTYPES = YES 8 | CLANG_WARN_COMMA = YES 9 | GCC_WARN_STRICT_SELECTOR_MATCH = YES 10 | CLANG_WARN_OBJC_REPEATED_USE_OF_WEAK = YES 11 | CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES 12 | GCC_WARN_SHADOW = YES 13 | CLANG_WARN_UNREACHABLE_CODE = YES 14 | -------------------------------------------------------------------------------- /windows/runner/runner.exe.manifest: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | PerMonitorV2 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | -------------------------------------------------------------------------------- /macos/Runner/Configs/AppInfo.xcconfig: -------------------------------------------------------------------------------- 1 | // Application-level settings for the Runner target. 2 | // 3 | // This may be replaced with something auto-generated from metadata (e.g., pubspec.yaml) in the 4 | // future. If not, the values below would default to using the project name when this becomes a 5 | // 'flutter create' template. 6 | 7 | // The application's name. By default this is also the title of the Flutter window. 8 | PRODUCT_NAME = purity_nat_type_tester 9 | 10 | // The application's bundle identifier 11 | PRODUCT_BUNDLE_IDENTIFIER = com.example.purityNatTypeTester 12 | 13 | // The copyright displayed in application information 14 | PRODUCT_COPYRIGHT = Copyright © 2024 com.example. All rights reserved. 15 | -------------------------------------------------------------------------------- /ios/.gitignore: -------------------------------------------------------------------------------- 1 | **/dgph 2 | *.mode1v3 3 | *.mode2v3 4 | *.moved-aside 5 | *.pbxuser 6 | *.perspectivev3 7 | **/*sync/ 8 | .sconsign.dblite 9 | .tags* 10 | **/.vagrant/ 11 | **/DerivedData/ 12 | Icon? 13 | **/Pods/ 14 | **/.symlinks/ 15 | profile 16 | xcuserdata 17 | **/.generated/ 18 | Flutter/App.framework 19 | Flutter/Flutter.framework 20 | Flutter/Flutter.podspec 21 | Flutter/Generated.xcconfig 22 | Flutter/ephemeral/ 23 | Flutter/app.flx 24 | Flutter/app.zip 25 | Flutter/flutter_assets/ 26 | Flutter/flutter_export_environment.sh 27 | ServiceDefinitions.json 28 | Runner/GeneratedPluginRegistrant.* 29 | 30 | # Exceptions to above rules. 31 | !default.mode1v3 32 | !default.mode2v3 33 | !default.pbxuser 34 | !default.perspectivev3 35 | -------------------------------------------------------------------------------- /windows/runner/utils.h: -------------------------------------------------------------------------------- 1 | #ifndef RUNNER_UTILS_H_ 2 | #define RUNNER_UTILS_H_ 3 | 4 | #include 5 | #include 6 | 7 | // Creates a console for the process, and redirects stdout and stderr to 8 | // it for both the runner and the Flutter library. 9 | void CreateAndAttachConsole(); 10 | 11 | // Takes a null-terminated wchar_t* encoded in UTF-16 and returns a std::string 12 | // encoded in UTF-8. Returns an empty std::string on failure. 13 | std::string Utf8FromUtf16(const wchar_t* utf16_string); 14 | 15 | // Gets the command line arguments passed in as a std::vector, 16 | // encoded in UTF-8. Returns an empty std::vector on failure. 17 | std::vector GetCommandLineArguments(); 18 | 19 | #endif // RUNNER_UTILS_H_ 20 | -------------------------------------------------------------------------------- /android/settings.gradle: -------------------------------------------------------------------------------- 1 | pluginManagement { 2 | def flutterSdkPath = { 3 | def properties = new Properties() 4 | file("local.properties").withInputStream { properties.load(it) } 5 | def flutterSdkPath = properties.getProperty("flutter.sdk") 6 | assert flutterSdkPath != null, "flutter.sdk not set in local.properties" 7 | return flutterSdkPath 8 | }() 9 | 10 | includeBuild("$flutterSdkPath/packages/flutter_tools/gradle") 11 | 12 | repositories { 13 | google() 14 | mavenCentral() 15 | gradlePluginPortal() 16 | } 17 | } 18 | 19 | plugins { 20 | id "dev.flutter.flutter-plugin-loader" version "1.0.0" 21 | id "com.android.application" version "8.1.0" apply false 22 | id "org.jetbrains.kotlin.android" version "1.8.22" apply false 23 | } 24 | 25 | include ":app" 26 | -------------------------------------------------------------------------------- /linux/flutter/generated_plugins.cmake: -------------------------------------------------------------------------------- 1 | # 2 | # Generated file, do not edit. 3 | # 4 | 5 | list(APPEND FLUTTER_PLUGIN_LIST 6 | dynamic_color 7 | ) 8 | 9 | list(APPEND FLUTTER_FFI_PLUGIN_LIST 10 | ) 11 | 12 | set(PLUGIN_BUNDLED_LIBRARIES) 13 | 14 | foreach(plugin ${FLUTTER_PLUGIN_LIST}) 15 | add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/linux plugins/${plugin}) 16 | target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin) 17 | list(APPEND PLUGIN_BUNDLED_LIBRARIES $) 18 | list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries}) 19 | endforeach(plugin) 20 | 21 | foreach(ffi_plugin ${FLUTTER_FFI_PLUGIN_LIST}) 22 | add_subdirectory(flutter/ephemeral/.plugin_symlinks/${ffi_plugin}/linux plugins/${ffi_plugin}) 23 | list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${ffi_plugin}_bundled_libraries}) 24 | endforeach(ffi_plugin) 25 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # Miscellaneous 2 | *.class 3 | *.log 4 | *.pyc 5 | *.swp 6 | .DS_Store 7 | .atom/ 8 | .buildlog/ 9 | .history 10 | .svn/ 11 | migrate_working_dir/ 12 | 13 | # IntelliJ related 14 | *.iml 15 | *.ipr 16 | *.iws 17 | .idea/ 18 | 19 | # The .vscode folder contains launch configuration and tasks you configure in 20 | # VS Code which you may wish to be included in version control, so this line 21 | # is commented out by default. 22 | #.vscode/ 23 | 24 | # Flutter/Dart/Pub related 25 | **/doc/api/ 26 | **/ios/Flutter/.last_build_id 27 | .dart_tool/ 28 | .flutter-plugins 29 | .flutter-plugins-dependencies 30 | .pub-cache/ 31 | .pub/ 32 | /build/ 33 | 34 | # Symbolication related 35 | app.*.symbols 36 | 37 | # Obfuscation related 38 | app.*.map.json 39 | 40 | # Android Studio will place build artifacts here 41 | /android/app/debug 42 | /android/app/profile 43 | /android/app/release 44 | -------------------------------------------------------------------------------- /windows/flutter/generated_plugins.cmake: -------------------------------------------------------------------------------- 1 | # 2 | # Generated file, do not edit. 3 | # 4 | 5 | list(APPEND FLUTTER_PLUGIN_LIST 6 | dynamic_color 7 | ) 8 | 9 | list(APPEND FLUTTER_FFI_PLUGIN_LIST 10 | ) 11 | 12 | set(PLUGIN_BUNDLED_LIBRARIES) 13 | 14 | foreach(plugin ${FLUTTER_PLUGIN_LIST}) 15 | add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/windows plugins/${plugin}) 16 | target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin) 17 | list(APPEND PLUGIN_BUNDLED_LIBRARIES $) 18 | list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries}) 19 | endforeach(plugin) 20 | 21 | foreach(ffi_plugin ${FLUTTER_FFI_PLUGIN_LIST}) 22 | add_subdirectory(flutter/ephemeral/.plugin_symlinks/${ffi_plugin}/windows plugins/${ffi_plugin}) 23 | list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${ffi_plugin}_bundled_libraries}) 24 | endforeach(ffi_plugin) 25 | -------------------------------------------------------------------------------- /ios/Flutter/AppFrameworkInfo.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | en 7 | CFBundleExecutable 8 | App 9 | CFBundleIdentifier 10 | io.flutter.flutter.app 11 | CFBundleInfoDictionaryVersion 12 | 6.0 13 | CFBundleName 14 | App 15 | CFBundlePackageType 16 | FMWK 17 | CFBundleShortVersionString 18 | 1.0 19 | CFBundleSignature 20 | ???? 21 | CFBundleVersion 22 | 1.0 23 | MinimumOSVersion 24 | 12.0 25 | 26 | 27 | -------------------------------------------------------------------------------- /web/manifest.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "Purity NAT Type Tester", 3 | "short_name": "Purity NAT Type Tester", 4 | "start_url": ".", 5 | "display": "standalone", 6 | "background_color": "#0175C2", 7 | "theme_color": "#0175C2", 8 | "description": "A new Flutter project.", 9 | "orientation": "portrait-primary", 10 | "prefer_related_applications": false, 11 | "icons": [ 12 | { 13 | "src": "icons/Icon-192.png", 14 | "sizes": "192x192", 15 | "type": "image/png" 16 | }, 17 | { 18 | "src": "icons/Icon-512.png", 19 | "sizes": "512x512", 20 | "type": "image/png" 21 | }, 22 | { 23 | "src": "icons/Icon-maskable-192.png", 24 | "sizes": "192x192", 25 | "type": "image/png", 26 | "purpose": "maskable" 27 | }, 28 | { 29 | "src": "icons/Icon-maskable-512.png", 30 | "sizes": "512x512", 31 | "type": "image/png", 32 | "purpose": "maskable" 33 | } 34 | ] 35 | } -------------------------------------------------------------------------------- /windows/runner/flutter_window.h: -------------------------------------------------------------------------------- 1 | #ifndef RUNNER_FLUTTER_WINDOW_H_ 2 | #define RUNNER_FLUTTER_WINDOW_H_ 3 | 4 | #include 5 | #include 6 | 7 | #include 8 | 9 | #include "win32_window.h" 10 | 11 | // A window that does nothing but host a Flutter view. 12 | class FlutterWindow : public Win32Window { 13 | public: 14 | // Creates a new FlutterWindow hosting a Flutter view running |project|. 15 | explicit FlutterWindow(const flutter::DartProject& project); 16 | virtual ~FlutterWindow(); 17 | 18 | protected: 19 | // Win32Window: 20 | bool OnCreate() override; 21 | void OnDestroy() override; 22 | LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam, 23 | LPARAM const lparam) noexcept override; 24 | 25 | private: 26 | // The project to run. 27 | flutter::DartProject project_; 28 | 29 | // The Flutter instance hosted by this window. 30 | std::unique_ptr flutter_controller_; 31 | }; 32 | 33 | #endif // RUNNER_FLUTTER_WINDOW_H_ 34 | -------------------------------------------------------------------------------- /android/app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 9 | 15 | 18 | 19 | -------------------------------------------------------------------------------- /android/app/src/main/res/values-night/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 9 | 15 | 18 | 19 | -------------------------------------------------------------------------------- /macos/Runner/Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | $(DEVELOPMENT_LANGUAGE) 7 | CFBundleExecutable 8 | $(EXECUTABLE_NAME) 9 | CFBundleIconFile 10 | 11 | CFBundleIdentifier 12 | $(PRODUCT_BUNDLE_IDENTIFIER) 13 | CFBundleInfoDictionaryVersion 14 | 6.0 15 | CFBundleName 16 | $(PRODUCT_NAME) 17 | CFBundlePackageType 18 | APPL 19 | CFBundleShortVersionString 20 | $(FLUTTER_BUILD_NAME) 21 | CFBundleVersion 22 | $(FLUTTER_BUILD_NUMBER) 23 | LSMinimumSystemVersion 24 | $(MACOSX_DEPLOYMENT_TARGET) 25 | NSHumanReadableCopyright 26 | $(PRODUCT_COPYRIGHT) 27 | NSMainNibFile 28 | MainMenu 29 | NSPrincipalClass 30 | NSApplication 31 | 32 | 33 | -------------------------------------------------------------------------------- /web/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | purity_nat_type_tester 33 | 34 | 35 | 36 | 37 | 38 | 39 | -------------------------------------------------------------------------------- /lib/checker_event.dart: -------------------------------------------------------------------------------- 1 | import 'event_bus.dart'; 2 | 3 | enum EventState { idle, running, success, timeout, error, never } 4 | 5 | CheckerEvent checkerEvent = CheckerEvent(); 6 | 7 | void updateCheckerEvent() { 8 | bus.emit(checkerEvent); 9 | } 10 | 11 | class CheckerEvent { 12 | EventState initializeLocalAddresses = EventState.idle; 13 | EventState performPhase1MappingTest = EventState.idle; 14 | EventState performPhase2MappingTest = EventState.idle; 15 | EventState performPhase3MappingTest = EventState.idle; 16 | EventState performPhase1FilteringTest = EventState.idle; 17 | EventState performPhase2FilteringTest = EventState.idle; 18 | EventState result = EventState.idle; 19 | 20 | clear() { 21 | initializeLocalAddresses = EventState.idle; 22 | performPhase1MappingTest = EventState.idle; 23 | performPhase2MappingTest = EventState.idle; 24 | performPhase3MappingTest = EventState.idle; 25 | performPhase1FilteringTest = EventState.idle; 26 | performPhase2FilteringTest = EventState.idle; 27 | } 28 | 29 | @override 30 | String toString() { 31 | return 'CheckerEvent{initializeLocalAddresses: $initializeLocalAddresses, performPhase1MappingTest: $performPhase1MappingTest, performPhase2MappingTest: $performPhase2MappingTest, performPhase3MappingTest: $performPhase3MappingTest, performPhase1FilteringTest: $performPhase1FilteringTest, performPhase2FilteringTest: $performPhase2FilteringTest}'; 32 | } 33 | } 34 | -------------------------------------------------------------------------------- /windows/runner/main.cpp: -------------------------------------------------------------------------------- 1 | #include 2 | #include 3 | #include 4 | 5 | #include "flutter_window.h" 6 | #include "utils.h" 7 | 8 | int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev, 9 | _In_ wchar_t *command_line, _In_ int show_command) { 10 | // Attach to console when present (e.g., 'flutter run') or create a 11 | // new console when running with a debugger. 12 | if (!::AttachConsole(ATTACH_PARENT_PROCESS) && ::IsDebuggerPresent()) { 13 | CreateAndAttachConsole(); 14 | } 15 | 16 | // Initialize COM, so that it is available for use in the library and/or 17 | // plugins. 18 | ::CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED); 19 | 20 | flutter::DartProject project(L"data"); 21 | 22 | std::vector command_line_arguments = 23 | GetCommandLineArguments(); 24 | 25 | project.set_dart_entrypoint_arguments(std::move(command_line_arguments)); 26 | 27 | FlutterWindow window(project); 28 | Win32Window::Point origin(10, 10); 29 | Win32Window::Size size(1280, 720); 30 | if (!window.Create(L"Purity NAT Type Tester", origin, size)) { 31 | return EXIT_FAILURE; 32 | } 33 | window.SetQuitOnClose(true); 34 | 35 | ::MSG msg; 36 | while (::GetMessage(&msg, nullptr, 0, 0)) { 37 | ::TranslateMessage(&msg); 38 | ::DispatchMessage(&msg); 39 | } 40 | 41 | ::CoUninitialize(); 42 | return EXIT_SUCCESS; 43 | } 44 | -------------------------------------------------------------------------------- /analysis_options.yaml: -------------------------------------------------------------------------------- 1 | # This file configures the analyzer, which statically analyzes Dart code to 2 | # check for errors, warnings, and lints. 3 | # 4 | # The issues identified by the analyzer are surfaced in the UI of Dart-enabled 5 | # IDEs (https://dart.dev/tools#ides-and-editors). The analyzer can also be 6 | # invoked from the command line by running `flutter analyze`. 7 | 8 | # The following line activates a set of recommended lints for Flutter apps, 9 | # packages, and plugins designed to encourage good coding practices. 10 | include: package:flutter_lints/flutter.yaml 11 | 12 | linter: 13 | # The lint rules applied to this project can be customized in the 14 | # section below to disable rules from the `package:flutter_lints/flutter.yaml` 15 | # included above or to enable additional rules. A list of all available lints 16 | # and their documentation is published at https://dart.dev/lints. 17 | # 18 | # Instead of disabling a lint rule for the entire project in the 19 | # section below, it can also be suppressed for a single line of code 20 | # or a specific dart file by using the `// ignore: name_of_lint` and 21 | # `// ignore_for_file: name_of_lint` syntax on the line or in the file 22 | # producing the lint. 23 | rules: 24 | # avoid_print: false # Uncomment to disable the `avoid_print` rule 25 | # prefer_single_quotes: true # Uncomment to enable the `prefer_single_quotes` rule 26 | 27 | # Additional information about this file can be found at 28 | # https://dart.dev/guides/language/analysis-options 29 | -------------------------------------------------------------------------------- /android/app/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id "com.android.application" 3 | id "kotlin-android" 4 | // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins. 5 | id "dev.flutter.flutter-gradle-plugin" 6 | } 7 | 8 | android { 9 | namespace = "com.example.purity_nat_type_tester" 10 | compileSdk = flutter.compileSdkVersion 11 | ndkVersion = flutter.ndkVersion 12 | 13 | compileOptions { 14 | sourceCompatibility = JavaVersion.VERSION_1_8 15 | targetCompatibility = JavaVersion.VERSION_1_8 16 | } 17 | 18 | kotlinOptions { 19 | jvmTarget = JavaVersion.VERSION_1_8 20 | } 21 | 22 | defaultConfig { 23 | // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html). 24 | applicationId = "com.example.purity_nat_type_tester" 25 | // You can update the following values to match your application needs. 26 | // For more information, see: https://flutter.dev/to/review-gradle-config. 27 | minSdk = flutter.minSdkVersion 28 | targetSdk = flutter.targetSdkVersion 29 | versionCode = flutter.versionCode 30 | versionName = flutter.versionName 31 | } 32 | 33 | buildTypes { 34 | release { 35 | // TODO: Add your own signing config for the release build. 36 | // Signing with the debug keys for now, so `flutter run --release` works. 37 | signingConfig = signingConfigs.debug 38 | } 39 | } 40 | } 41 | 42 | flutter { 43 | source = "../.." 44 | } 45 | -------------------------------------------------------------------------------- /macos/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "size" : "16x16", 5 | "idiom" : "mac", 6 | "filename" : "app_icon_16.png", 7 | "scale" : "1x" 8 | }, 9 | { 10 | "size" : "16x16", 11 | "idiom" : "mac", 12 | "filename" : "app_icon_32.png", 13 | "scale" : "2x" 14 | }, 15 | { 16 | "size" : "32x32", 17 | "idiom" : "mac", 18 | "filename" : "app_icon_32.png", 19 | "scale" : "1x" 20 | }, 21 | { 22 | "size" : "32x32", 23 | "idiom" : "mac", 24 | "filename" : "app_icon_64.png", 25 | "scale" : "2x" 26 | }, 27 | { 28 | "size" : "128x128", 29 | "idiom" : "mac", 30 | "filename" : "app_icon_128.png", 31 | "scale" : "1x" 32 | }, 33 | { 34 | "size" : "128x128", 35 | "idiom" : "mac", 36 | "filename" : "app_icon_256.png", 37 | "scale" : "2x" 38 | }, 39 | { 40 | "size" : "256x256", 41 | "idiom" : "mac", 42 | "filename" : "app_icon_256.png", 43 | "scale" : "1x" 44 | }, 45 | { 46 | "size" : "256x256", 47 | "idiom" : "mac", 48 | "filename" : "app_icon_512.png", 49 | "scale" : "2x" 50 | }, 51 | { 52 | "size" : "512x512", 53 | "idiom" : "mac", 54 | "filename" : "app_icon_512.png", 55 | "scale" : "1x" 56 | }, 57 | { 58 | "size" : "512x512", 59 | "idiom" : "mac", 60 | "filename" : "app_icon_1024.png", 61 | "scale" : "2x" 62 | } 63 | ], 64 | "info" : { 65 | "version" : 1, 66 | "author" : "xcode" 67 | } 68 | } 69 | -------------------------------------------------------------------------------- /ios/Runner/Base.lproj/Main.storyboard: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | -------------------------------------------------------------------------------- /ios/Runner/Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | $(DEVELOPMENT_LANGUAGE) 7 | CFBundleDisplayName 8 | Purity NAT Type Tester 9 | CFBundleExecutable 10 | $(EXECUTABLE_NAME) 11 | CFBundleIdentifier 12 | $(PRODUCT_BUNDLE_IDENTIFIER) 13 | CFBundleInfoDictionaryVersion 14 | 6.0 15 | CFBundleName 16 | purity_nat_type_tester 17 | CFBundlePackageType 18 | APPL 19 | CFBundleShortVersionString 20 | $(FLUTTER_BUILD_NAME) 21 | CFBundleSignature 22 | ???? 23 | CFBundleVersion 24 | $(FLUTTER_BUILD_NUMBER) 25 | LSRequiresIPhoneOS 26 | 27 | UILaunchStoryboardName 28 | LaunchScreen 29 | UIMainStoryboardFile 30 | Main 31 | UISupportedInterfaceOrientations 32 | 33 | UIInterfaceOrientationPortrait 34 | UIInterfaceOrientationLandscapeLeft 35 | UIInterfaceOrientationLandscapeRight 36 | 37 | UISupportedInterfaceOrientations~ipad 38 | 39 | UIInterfaceOrientationPortrait 40 | UIInterfaceOrientationPortraitUpsideDown 41 | UIInterfaceOrientationLandscapeLeft 42 | UIInterfaceOrientationLandscapeRight 43 | 44 | CADisableMinimumFrameDurationOnPhone 45 | 46 | UIApplicationSupportsIndirectInputEvents 47 | 48 | 49 | -------------------------------------------------------------------------------- /.metadata: -------------------------------------------------------------------------------- 1 | # This file tracks properties of this Flutter project. 2 | # Used by Flutter tool to assess capabilities and perform upgrades etc. 3 | # 4 | # This file should be version controlled and should not be manually edited. 5 | 6 | version: 7 | revision: "2663184aa79047d0a33a14a3b607954f8fdd8730" 8 | channel: "stable" 9 | 10 | project_type: app 11 | 12 | # Tracks metadata for the flutter migrate command 13 | migration: 14 | platforms: 15 | - platform: root 16 | create_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 17 | base_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 18 | - platform: android 19 | create_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 20 | base_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 21 | - platform: ios 22 | create_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 23 | base_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 24 | - platform: linux 25 | create_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 26 | base_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 27 | - platform: macos 28 | create_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 29 | base_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 30 | - platform: web 31 | create_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 32 | base_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 33 | - platform: windows 34 | create_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 35 | base_revision: 2663184aa79047d0a33a14a3b607954f8fdd8730 36 | 37 | # User provided section 38 | 39 | # List of Local paths (relative to this file) that should be 40 | # ignored by the migrate tool. 41 | # 42 | # Files that are not part of the templates will be ignored by default. 43 | unmanaged_files: 44 | - 'lib/main.dart' 45 | - 'ios/Runner.xcodeproj/project.pbxproj' 46 | -------------------------------------------------------------------------------- /windows/runner/CMakeLists.txt: -------------------------------------------------------------------------------- 1 | cmake_minimum_required(VERSION 3.14) 2 | project(runner LANGUAGES CXX) 3 | 4 | # Define the application target. To change its name, change BINARY_NAME in the 5 | # top-level CMakeLists.txt, not the value here, or `flutter run` will no longer 6 | # work. 7 | # 8 | # Any new source files that you add to the application should be added here. 9 | add_executable(${BINARY_NAME} WIN32 10 | "flutter_window.cpp" 11 | "main.cpp" 12 | "utils.cpp" 13 | "win32_window.cpp" 14 | "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc" 15 | "Runner.rc" 16 | "runner.exe.manifest" 17 | ) 18 | 19 | # Apply the standard set of build settings. This can be removed for applications 20 | # that need different build settings. 21 | apply_standard_settings(${BINARY_NAME}) 22 | 23 | # Add preprocessor definitions for the build version. 24 | target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION=\"${FLUTTER_VERSION}\"") 25 | target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_MAJOR=${FLUTTER_VERSION_MAJOR}") 26 | target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_MINOR=${FLUTTER_VERSION_MINOR}") 27 | target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_PATCH=${FLUTTER_VERSION_PATCH}") 28 | target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_BUILD=${FLUTTER_VERSION_BUILD}") 29 | 30 | # Disable Windows macros that collide with C++ standard library functions. 31 | target_compile_definitions(${BINARY_NAME} PRIVATE "NOMINMAX") 32 | 33 | # Add dependency libraries and include directories. Add any application-specific 34 | # dependencies here. 35 | target_link_libraries(${BINARY_NAME} PRIVATE flutter flutter_wrapper_app) 36 | target_link_libraries(${BINARY_NAME} PRIVATE "dwmapi.lib") 37 | target_include_directories(${BINARY_NAME} PRIVATE "${CMAKE_SOURCE_DIR}") 38 | 39 | # Run the Flutter tool portions of the build. This must not be removed. 40 | add_dependencies(${BINARY_NAME} flutter_assemble) 41 | -------------------------------------------------------------------------------- /CONTRIBUTING.md: -------------------------------------------------------------------------------- 1 | # Contributing 2 | 3 | 感谢您对 **此项目** 的兴趣！我们欢迎社区贡献并鼓励您参与其中。以下是有关如何贡献代码、报告问题和提出功能建议的指导。 4 | 5 | ## 参与方式 6 | 7 | ### 1. 提交 Bug 报告 🐞 8 | 如果您发现了 Bug，请提供以下信息来帮助我们快速定位问题： 9 | - **问题描述**：简洁明了地描述 Bug。 10 | - **重现步骤**：列出清晰的步骤，说明如何触发该问题。 11 | - **期望结果**：您期望的行为是什么。 12 | - **实际结果**：当前行为或错误信息。 13 | - **环境**：操作系统版本、应用版本、依赖的库等。 14 | 15 | ### 2. 提出功能请求 🚀 16 | 如果您有想法来增强功能，请提供以下信息： 17 | - **功能描述**：简洁描述功能请求。 18 | - **使用场景**：您希望如何使用该功能，或解决什么问题。 19 | - **优先级**：此功能对您有多重要？是否可以延后？ 20 | 21 | ### 3. 提交代码 🧑‍💻 22 | 如果您想直接为项目贡献代码，请遵循以下步骤： 23 | 24 | #### 步骤 1：Fork 本项目 25 | - 点击右上角的 **Fork** 按钮，将本仓库复制到您的 GitHub 账户下。 26 | 27 | #### 步骤 2：克隆到本地 28 | ```bash 29 | git clone https://github.com/您的用户名/项目名称.git 30 | ``` 31 | 32 | #### 步骤 3：创建分支 33 | 请为您的修改创建一个新的分支： 34 | ```bash 35 | git checkout -b feature/您的功能名 36 | ``` 37 | 38 | #### 步骤 4：进行修改 39 | 在本地进行代码更改或修复 Bug。确保按照项目的代码风格和开发规范进行编写。 40 | 41 | #### 步骤 5：提交更改 42 | 提交您的更改，并写出清晰的提交信息： 43 | ```bash 44 | git add . 45 | git commit -m "简短描述您的更改" 46 | ``` 47 | 48 | #### 步骤 6：推送到远程 49 | 将您的更改推送到 GitHub： 50 | ```bash 51 | git push origin feature/您的功能名 52 | ``` 53 | 54 | #### 步骤 7：创建 Pull Request 55 | - 进入您的 Fork 仓库，点击 **Compare & Pull Request** 按钮。 56 | - 选择目标分支（通常为 `main` 或 `master`），并添加清晰的描述说明您的更改。 57 | - 提交 Pull Request，等待维护者审查。 58 | 59 | ## 提交代码规范 60 | 61 | - 请确保您的代码通过了项目的测试用例（如果有）。 62 | - 确保遵循代码风格和格式，尽量避免修改与您更改无关的部分。 63 | - 提交信息应简洁明了，描述清楚您所做的更改。 64 | - 如果您的更改涉及到文档更新，请同时更新相关文档。 65 | 66 | ## 代码风格 67 | 68 | - 使用统一的缩进（如 2 或 4 个空格，保持一致）。 69 | - 变量命名应简洁且有描述性，遵循适当的命名规则。 70 | - 代码行长度尽量保持在 80-120 个字符以内。 71 | - 使用注释来解释复杂的逻辑。 72 | 73 | ## 文档贡献 📚 74 | 75 | 如果您希望改善文档，欢迎提交 PR。文档的改进对新用户非常重要，您可以帮助我们： 76 | - 改进安装说明 77 | - 添加/更新功能文档 78 | - 改进教程或示例代码 79 | 80 | ## 社区行为准则 81 | 82 | 在提交问题、PR 或其他任何形式的贡献时，请遵守以下行为准则： 83 | 84 | - 尊重他人：无论在报告问题、请求功能，还是代码审查过程中，都要始终保持尊重与友好。 85 | - 贡献开放性：欢迎任何形式的贡献，不论大小，每一份贡献都值得重视。 86 | - 保持建设性：保持讨论的建设性和积极性，避免无意义的批评。 87 | 88 | ## 许可证 89 | 90 | 本项目遵循 [LGPL-3.0 License](LICENSE)。 91 | 92 | --- 93 | 94 | 我们非常感谢您的贡献，期待您的加入！如果您有任何问题，随时可以在 Issues 区域提问，或者直接联系项目维护者。 95 | -------------------------------------------------------------------------------- /windows/runner/utils.cpp: -------------------------------------------------------------------------------- 1 | #include "utils.h" 2 | 3 | #include 4 | #include 5 | #include 6 | #include 7 | 8 | #include 9 | 10 | void CreateAndAttachConsole() { 11 | if (::AllocConsole()) { 12 | FILE *unused; 13 | if (freopen_s(&unused, "CONOUT$", "w", stdout)) { 14 | _dup2(_fileno(stdout), 1); 15 | } 16 | if (freopen_s(&unused, "CONOUT$", "w", stderr)) { 17 | _dup2(_fileno(stdout), 2); 18 | } 19 | std::ios::sync_with_stdio(); 20 | FlutterDesktopResyncOutputStreams(); 21 | } 22 | } 23 | 24 | std::vector GetCommandLineArguments() { 25 | // Convert the UTF-16 command line arguments to UTF-8 for the Engine to use. 26 | int argc; 27 | wchar_t** argv = ::CommandLineToArgvW(::GetCommandLineW(), &argc); 28 | if (argv == nullptr) { 29 | return std::vector(); 30 | } 31 | 32 | std::vector command_line_arguments; 33 | 34 | // Skip the first argument as it's the binary name. 35 | for (int i = 1; i < argc; i++) { 36 | command_line_arguments.push_back(Utf8FromUtf16(argv[i])); 37 | } 38 | 39 | ::LocalFree(argv); 40 | 41 | return command_line_arguments; 42 | } 43 | 44 | std::string Utf8FromUtf16(const wchar_t* utf16_string) { 45 | if (utf16_string == nullptr) { 46 | return std::string(); 47 | } 48 | unsigned int target_length = ::WideCharToMultiByte( 49 | CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string, 50 | -1, nullptr, 0, nullptr, nullptr) 51 | -1; // remove the trailing null character 52 | int input_length = (int)wcslen(utf16_string); 53 | std::string utf8_string; 54 | if (target_length == 0 || target_length > utf8_string.max_size()) { 55 | return utf8_string; 56 | } 57 | utf8_string.resize(target_length); 58 | int converted_length = ::WideCharToMultiByte( 59 | CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string, 60 | input_length, utf8_string.data(), target_length, nullptr, nullptr); 61 | if (converted_length == 0) { 62 | return std::string(); 63 | } 64 | return utf8_string; 65 | } 66 | -------------------------------------------------------------------------------- /windows/runner/flutter_window.cpp: -------------------------------------------------------------------------------- 1 | #include "flutter_window.h" 2 | 3 | #include 4 | 5 | #include "flutter/generated_plugin_registrant.h" 6 | 7 | FlutterWindow::FlutterWindow(const flutter::DartProject& project) 8 | : project_(project) {} 9 | 10 | FlutterWindow::~FlutterWindow() {} 11 | 12 | bool FlutterWindow::OnCreate() { 13 | if (!Win32Window::OnCreate()) { 14 | return false; 15 | } 16 | 17 | RECT frame = GetClientArea(); 18 | 19 | // The size here must match the window dimensions to avoid unnecessary surface 20 | // creation / destruction in the startup path. 21 | flutter_controller_ = std::make_unique( 22 | frame.right - frame.left, frame.bottom - frame.top, project_); 23 | // Ensure that basic setup of the controller was successful. 24 | if (!flutter_controller_->engine() || !flutter_controller_->view()) { 25 | return false; 26 | } 27 | RegisterPlugins(flutter_controller_->engine()); 28 | SetChildContent(flutter_controller_->view()->GetNativeWindow()); 29 | 30 | flutter_controller_->engine()->SetNextFrameCallback([&]() { 31 | this->Show(); 32 | }); 33 | 34 | // Flutter can complete the first frame before the "show window" callback is 35 | // registered. The following call ensures a frame is pending to ensure the 36 | // window is shown. It is a no-op if the first frame hasn't completed yet. 37 | flutter_controller_->ForceRedraw(); 38 | 39 | return true; 40 | } 41 | 42 | void FlutterWindow::OnDestroy() { 43 | if (flutter_controller_) { 44 | flutter_controller_ = nullptr; 45 | } 46 | 47 | Win32Window::OnDestroy(); 48 | } 49 | 50 | LRESULT 51 | FlutterWindow::MessageHandler(HWND hwnd, UINT const message, 52 | WPARAM const wparam, 53 | LPARAM const lparam) noexcept { 54 | // Give Flutter, including plugins, an opportunity to handle window messages. 55 | if (flutter_controller_) { 56 | std::optional result = 57 | flutter_controller_->HandleTopLevelWindowProc(hwnd, message, wparam, 58 | lparam); 59 | if (result) { 60 | return *result; 61 | } 62 | } 63 | 64 | switch (message) { 65 | case WM_FONTCHANGE: 66 | flutter_controller_->engine()->ReloadSystemFonts(); 67 | break; 68 | } 69 | 70 | return Win32Window::MessageHandler(hwnd, message, wparam, lparam); 71 | } 72 | -------------------------------------------------------------------------------- /ios/Runner/Base.lproj/LaunchScreen.storyboard: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | -------------------------------------------------------------------------------- /android/app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 8 | 17 | 21 | 25 | 26 | 27 | 28 | 29 | 30 | 32 | 35 | 36 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Purity NAT Type Checker 2 | 3 | 一款基于 RFC 5780 的 NAT 类型检测工具，帮助开发者和网络管理员快速识别网络环境中的 NAT 类型。该工具专注于简洁、可靠，提供精确的检测结果，助力网络配置和性能优化。 4 | 5 | --- 6 | 7 | ## ✨ 功能 8 | 9 | - 🌐 提供 NAT 类型检测功能。 10 | - 🎨 简洁美观的用户界面，易于操作。 11 | - 🛑 完全离线，不依赖互联网连接。 12 | - 🚫 无非必要的权限请求，尊重用户隐私。 13 | - 📱 支持多平台（Windows、Mac、Linux、Android、iOS、Web）。 14 | 15 | --- 16 | 17 | ## 不支持Web平台 18 | 19 | 由于浏览器在通过 WebSockets 使用 UDP 时存在限制，此应用程序不支持网页平台。欲了解更多信息，请参阅以下链接： 20 | 21 | - [Why can't I send UDP packets from a browser?](https://gafferongames.com/post/why_cant_i_send_udp_packets_from_a_browser/) 22 | - [JavaScript WebSockets with UDP?](https://stackoverflow.com/questions/4657033/javascript-websockets-with-udp) 23 | - [Reading from UDP port in browser](https://www.codeease.net/programming/questions/reading-from-udp-port-in-browser) 24 | 25 | --- 26 | 27 | ## 📸 截图 28 | 29 |

30 | 31 | 32 | 33 |

34 | 35 | --- 36 | 37 | ## 📥 安装 38 | 39 | 1. 从 [releases 页面](https://github.com/halifox/PurityNatTypeChecker/releases) 下载适用于您平台的安装包。 40 | 2. 按照系统提示进行安装，无需联网即可使用。 41 | 42 | --- 43 | 44 | ## ❓常见问题 45 | 46 | Q1: 什么是 NAT？ 47 | A1: NAT（网络地址转换）是将私有网络地址映射为公共网络地址的技术，广泛应用于家庭和企业网络。NAT 类型会影响应用程序的网络性能和连接能力。 48 | 49 | Q2: 为什么需要检测 NAT 类型？ 50 | A2: 不同的 NAT 类型会对网络连接造成不同程度的限制，了解 NAT 类型有助于优化网络配置，提升应用程序的连接性能，特别是在 VoIP、在线游戏和 P2P 应用中。 51 | 52 | Q3: 检测 NAT 类型时遇到超时怎么办？ 53 | A3: 确保您提供的 STUN 服务器地址是可用的，并检查网络防火墙或路由器是否阻止了 UDP 流量。 54 | 55 | --- 56 | 57 | ## 🤝 贡献 58 | 59 | 我们欢迎任何形式的社区贡献！ 60 | 请阅读 [贡献指南 (CONTRIBUTING.md)](CONTRIBUTING.md)，了解如何提交 Issue、请求功能或贡献代码。 61 | 62 | --- 63 | 64 | ## 📜 许可证 65 | 66 | 本项目遵循 [GPL-3.0 License](LICENSE)。 67 | 68 | --- 69 | 70 | ## 🙏 致谢 71 | 72 | - [dart-stun](https://github.com/halifox/dart_stun) 73 | - [P2P Technology Explained (Part 1): NAT in Depth](http://www.52im.net/thread-50-1-1.html) 74 | - [P2P Technology Explained (Part 2): NAT Traversal Methods](http://www.52im.net/thread-542-1-1.html) 75 | - [P2P Technology Explained (Part 3): Advanced NAT Traversal](http://www.52im.net/thread-2872-1-1.html) 76 | - [Netmanias Comparison of RFC 3489 and STUN (RFC 5389/5780)](https://netmanias.com/en/post/techdocs/6065/nat-network-protocol/stun-rfc-3489-vs-stun-rfc-5389-5780) 77 | - [RFC 3489](https://datatracker.ietf.org/doc/html/rfc3489) 78 | - [RFC 5389](https://datatracker.ietf.org/doc/html/rfc5389) 79 | - [RFC 5780](https://datatracker.ietf.org/doc/html/rfc5780) 80 | 81 | 82 | ## 📢 法律声明 83 | 84 | 本开源项目仅供个人技术学习与参考。由于可能涉及专利或版权相关内容，请在使用前确保已充分理解相关法律法规。未经授权，**请勿将本工具用于商业用途或进行任何形式的传播**。 85 | 86 | 本项目的所有代码和相关内容仅供个人技术学习与参考，任何使用产生的法律责任由使用者自行承担。 87 | 88 | 感谢您的理解与支持。 -------------------------------------------------------------------------------- /linux/flutter/CMakeLists.txt: -------------------------------------------------------------------------------- 1 | # This file controls Flutter-level build steps. It should not be edited. 2 | cmake_minimum_required(VERSION 3.10) 3 | 4 | set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral") 5 | 6 | # Configuration provided via flutter tool. 7 | include(${EPHEMERAL_DIR}/generated_config.cmake) 8 | 9 | # TODO: Move the rest of this into files in ephemeral. See 10 | # https://github.com/flutter/flutter/issues/57146. 11 | 12 | # Serves the same purpose as list(TRANSFORM ... PREPEND ...), 13 | # which isn't available in 3.10. 14 | function(list_prepend LIST_NAME PREFIX) 15 | set(NEW_LIST "") 16 | foreach(element ${${LIST_NAME}}) 17 | list(APPEND NEW_LIST "${PREFIX}${element}") 18 | endforeach(element) 19 | set(${LIST_NAME} "${NEW_LIST}" PARENT_SCOPE) 20 | endfunction() 21 | 22 | # === Flutter Library === 23 | # System-level dependencies. 24 | find_package(PkgConfig REQUIRED) 25 | pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0) 26 | pkg_check_modules(GLIB REQUIRED IMPORTED_TARGET glib-2.0) 27 | pkg_check_modules(GIO REQUIRED IMPORTED_TARGET gio-2.0) 28 | 29 | set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/libflutter_linux_gtk.so") 30 | 31 | # Published to parent scope for install step. 32 | set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE) 33 | set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE) 34 | set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE) 35 | set(AOT_LIBRARY "${PROJECT_DIR}/build/lib/libapp.so" PARENT_SCOPE) 36 | 37 | list(APPEND FLUTTER_LIBRARY_HEADERS 38 | "fl_basic_message_channel.h" 39 | "fl_binary_codec.h" 40 | "fl_binary_messenger.h" 41 | "fl_dart_project.h" 42 | "fl_engine.h" 43 | "fl_json_message_codec.h" 44 | "fl_json_method_codec.h" 45 | "fl_message_codec.h" 46 | "fl_method_call.h" 47 | "fl_method_channel.h" 48 | "fl_method_codec.h" 49 | "fl_method_response.h" 50 | "fl_plugin_registrar.h" 51 | "fl_plugin_registry.h" 52 | "fl_standard_message_codec.h" 53 | "fl_standard_method_codec.h" 54 | "fl_string_codec.h" 55 | "fl_value.h" 56 | "fl_view.h" 57 | "flutter_linux.h" 58 | ) 59 | list_prepend(FLUTTER_LIBRARY_HEADERS "${EPHEMERAL_DIR}/flutter_linux/") 60 | add_library(flutter INTERFACE) 61 | target_include_directories(flutter INTERFACE 62 | "${EPHEMERAL_DIR}" 63 | ) 64 | target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}") 65 | target_link_libraries(flutter INTERFACE 66 | PkgConfig::GTK 67 | PkgConfig::GLIB 68 | PkgConfig::GIO 69 | ) 70 | add_dependencies(flutter flutter_assemble) 71 | 72 | # === Flutter tool backend === 73 | # _phony_ is a non-existent file to force this command to run every time, 74 | # since currently there's no way to get a full input/output list from the 75 | # flutter tool. 76 | add_custom_command( 77 | OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS} 78 | ${CMAKE_CURRENT_BINARY_DIR}/_phony_ 79 | COMMAND ${CMAKE_COMMAND} -E env 80 | ${FLUTTER_TOOL_ENVIRONMENT} 81 | "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.sh" 82 | ${FLUTTER_TARGET_PLATFORM} ${CMAKE_BUILD_TYPE} 83 | VERBATIM 84 | ) 85 | add_custom_target(flutter_assemble DEPENDS 86 | "${FLUTTER_LIBRARY}" 87 | ${FLUTTER_LIBRARY_HEADERS} 88 | ) 89 | -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "size" : "20x20", 5 | "idiom" : "iphone", 6 | "filename" : "Icon-App-20x20@2x.png", 7 | "scale" : "2x" 8 | }, 9 | { 10 | "size" : "20x20", 11 | "idiom" : "iphone", 12 | "filename" : "Icon-App-20x20@3x.png", 13 | "scale" : "3x" 14 | }, 15 | { 16 | "size" : "29x29", 17 | "idiom" : "iphone", 18 | "filename" : "Icon-App-29x29@1x.png", 19 | "scale" : "1x" 20 | }, 21 | { 22 | "size" : "29x29", 23 | "idiom" : "iphone", 24 | "filename" : "Icon-App-29x29@2x.png", 25 | "scale" : "2x" 26 | }, 27 | { 28 | "size" : "29x29", 29 | "idiom" : "iphone", 30 | "filename" : "Icon-App-29x29@3x.png", 31 | "scale" : "3x" 32 | }, 33 | { 34 | "size" : "40x40", 35 | "idiom" : "iphone", 36 | "filename" : "Icon-App-40x40@2x.png", 37 | "scale" : "2x" 38 | }, 39 | { 40 | "size" : "40x40", 41 | "idiom" : "iphone", 42 | "filename" : "Icon-App-40x40@3x.png", 43 | "scale" : "3x" 44 | }, 45 | { 46 | "size" : "60x60", 47 | "idiom" : "iphone", 48 | "filename" : "Icon-App-60x60@2x.png", 49 | "scale" : "2x" 50 | }, 51 | { 52 | "size" : "60x60", 53 | "idiom" : "iphone", 54 | "filename" : "Icon-App-60x60@3x.png", 55 | "scale" : "3x" 56 | }, 57 | { 58 | "size" : "20x20", 59 | "idiom" : "ipad", 60 | "filename" : "Icon-App-20x20@1x.png", 61 | "scale" : "1x" 62 | }, 63 | { 64 | "size" : "20x20", 65 | "idiom" : "ipad", 66 | "filename" : "Icon-App-20x20@2x.png", 67 | "scale" : "2x" 68 | }, 69 | { 70 | "size" : "29x29", 71 | "idiom" : "ipad", 72 | "filename" : "Icon-App-29x29@1x.png", 73 | "scale" : "1x" 74 | }, 75 | { 76 | "size" : "29x29", 77 | "idiom" : "ipad", 78 | "filename" : "Icon-App-29x29@2x.png", 79 | "scale" : "2x" 80 | }, 81 | { 82 | "size" : "40x40", 83 | "idiom" : "ipad", 84 | "filename" : "Icon-App-40x40@1x.png", 85 | "scale" : "1x" 86 | }, 87 | { 88 | "size" : "40x40", 89 | "idiom" : "ipad", 90 | "filename" : "Icon-App-40x40@2x.png", 91 | "scale" : "2x" 92 | }, 93 | { 94 | "size" : "76x76", 95 | "idiom" : "ipad", 96 | "filename" : "Icon-App-76x76@1x.png", 97 | "scale" : "1x" 98 | }, 99 | { 100 | "size" : "76x76", 101 | "idiom" : "ipad", 102 | "filename" : "Icon-App-76x76@2x.png", 103 | "scale" : "2x" 104 | }, 105 | { 106 | "size" : "83.5x83.5", 107 | "idiom" : "ipad", 108 | "filename" : "Icon-App-83.5x83.5@2x.png", 109 | "scale" : "2x" 110 | }, 111 | { 112 | "size" : "1024x1024", 113 | "idiom" : "ios-marketing", 114 | "filename" : "Icon-App-1024x1024@1x.png", 115 | "scale" : "1x" 116 | } 117 | ], 118 | "info" : { 119 | "version" : 1, 120 | "author" : "xcode" 121 | } 122 | } 123 | -------------------------------------------------------------------------------- /windows/runner/Runner.rc: -------------------------------------------------------------------------------- 1 | // Microsoft Visual C++ generated resource script. 2 | // 3 | #pragma code_page(65001) 4 | #include "resource.h" 5 | 6 | #define APSTUDIO_READONLY_SYMBOLS 7 | ///////////////////////////////////////////////////////////////////////////// 8 | // 9 | // Generated from the TEXTINCLUDE 2 resource. 10 | // 11 | #include "winres.h" 12 | 13 | ///////////////////////////////////////////////////////////////////////////// 14 | #undef APSTUDIO_READONLY_SYMBOLS 15 | 16 | ///////////////////////////////////////////////////////////////////////////// 17 | // English (United States) resources 18 | 19 | #if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU) 20 | LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US 21 | 22 | #ifdef APSTUDIO_INVOKED 23 | ///////////////////////////////////////////////////////////////////////////// 24 | // 25 | // TEXTINCLUDE 26 | // 27 | 28 | 1 TEXTINCLUDE 29 | BEGIN 30 | "resource.h\0" 31 | END 32 | 33 | 2 TEXTINCLUDE 34 | BEGIN 35 | "#include ""winres.h""\r\n" 36 | "\0" 37 | END 38 | 39 | 3 TEXTINCLUDE 40 | BEGIN 41 | "\r\n" 42 | "\0" 43 | END 44 | 45 | #endif // APSTUDIO_INVOKED 46 | 47 | 48 | ///////////////////////////////////////////////////////////////////////////// 49 | // 50 | // Icon 51 | // 52 | 53 | // Icon with lowest ID value placed first to ensure application icon 54 | // remains consistent on all systems. 55 | IDI_APP_ICON ICON "resources\\app_icon.ico" 56 | 57 | 58 | ///////////////////////////////////////////////////////////////////////////// 59 | // 60 | // Version 61 | // 62 | 63 | #if defined(FLUTTER_VERSION_MAJOR) && defined(FLUTTER_VERSION_MINOR) && defined(FLUTTER_VERSION_PATCH) && defined(FLUTTER_VERSION_BUILD) 64 | #define VERSION_AS_NUMBER FLUTTER_VERSION_MAJOR,FLUTTER_VERSION_MINOR,FLUTTER_VERSION_PATCH,FLUTTER_VERSION_BUILD 65 | #else 66 | #define VERSION_AS_NUMBER 1,0,0,0 67 | #endif 68 | 69 | #if defined(FLUTTER_VERSION) 70 | #define VERSION_AS_STRING FLUTTER_VERSION 71 | #else 72 | #define VERSION_AS_STRING "1.0.0" 73 | #endif 74 | 75 | VS_VERSION_INFO VERSIONINFO 76 | FILEVERSION VERSION_AS_NUMBER 77 | PRODUCTVERSION VERSION_AS_NUMBER 78 | FILEFLAGSMASK VS_FFI_FILEFLAGSMASK 79 | #ifdef _DEBUG 80 | FILEFLAGS VS_FF_DEBUG 81 | #else 82 | FILEFLAGS 0x0L 83 | #endif 84 | FILEOS VOS__WINDOWS32 85 | FILETYPE VFT_APP 86 | FILESUBTYPE 0x0L 87 | BEGIN 88 | BLOCK "StringFileInfo" 89 | BEGIN 90 | BLOCK "040904e4" 91 | BEGIN 92 | VALUE "CompanyName", "com.example" "\0" 93 | VALUE "FileDescription", "purity_nat_type_tester" "\0" 94 | VALUE "FileVersion", VERSION_AS_STRING "\0" 95 | VALUE "InternalName", "purity_nat_type_tester" "\0" 96 | VALUE "LegalCopyright", "Copyright (C) 2024 com.example. All rights reserved." "\0" 97 | VALUE "OriginalFilename", "purity_nat_type_tester.exe" "\0" 98 | VALUE "ProductName", "purity_nat_type_tester" "\0" 99 | VALUE "ProductVersion", VERSION_AS_STRING "\0" 100 | END 101 | END 102 | BLOCK "VarFileInfo" 103 | BEGIN 104 | VALUE "Translation", 0x409, 1252 105 | END 106 | END 107 | 108 | #endif // English (United States) resources 109 | ///////////////////////////////////////////////////////////////////////////// 110 | 111 | 112 | 113 | #ifndef APSTUDIO_INVOKED 114 | ///////////////////////////////////////////////////////////////////////////// 115 | // 116 | // Generated from the TEXTINCLUDE 3 resource. 117 | // 118 | 119 | 120 | ///////////////////////////////////////////////////////////////////////////// 121 | #endif // not APSTUDIO_INVOKED 122 | -------------------------------------------------------------------------------- /windows/runner/win32_window.h: -------------------------------------------------------------------------------- 1 | #ifndef RUNNER_WIN32_WINDOW_H_ 2 | #define RUNNER_WIN32_WINDOW_H_ 3 | 4 | #include 5 | 6 | #include 7 | #include 8 | #include 9 | 10 | // A class abstraction for a high DPI-aware Win32 Window. Intended to be 11 | // inherited from by classes that wish to specialize with custom 12 | // rendering and input handling 13 | class Win32Window { 14 | public: 15 | struct Point { 16 | unsigned int x; 17 | unsigned int y; 18 | Point(unsigned int x, unsigned int y) : x(x), y(y) {} 19 | }; 20 | 21 | struct Size { 22 | unsigned int width; 23 | unsigned int height; 24 | Size(unsigned int width, unsigned int height) 25 | : width(width), height(height) {} 26 | }; 27 | 28 | Win32Window(); 29 | virtual ~Win32Window(); 30 | 31 | // Creates a win32 window with |title| that is positioned and sized using 32 | // |origin| and |size|. New windows are created on the default monitor. Window 33 | // sizes are specified to the OS in physical pixels, hence to ensure a 34 | // consistent size this function will scale the inputted width and height as 35 | // as appropriate for the default monitor. The window is invisible until 36 | // |Show| is called. Returns true if the window was created successfully. 37 | bool Create(const std::wstring& title, const Point& origin, const Size& size); 38 | 39 | // Show the current window. Returns true if the window was successfully shown. 40 | bool Show(); 41 | 42 | // Release OS resources associated with window. 43 | void Destroy(); 44 | 45 | // Inserts |content| into the window tree. 46 | void SetChildContent(HWND content); 47 | 48 | // Returns the backing Window handle to enable clients to set icon and other 49 | // window properties. Returns nullptr if the window has been destroyed. 50 | HWND GetHandle(); 51 | 52 | // If true, closing this window will quit the application. 53 | void SetQuitOnClose(bool quit_on_close); 54 | 55 | // Return a RECT representing the bounds of the current client area. 56 | RECT GetClientArea(); 57 | 58 | protected: 59 | // Processes and route salient window messages for mouse handling, 60 | // size change and DPI. Delegates handling of these to member overloads that 61 | // inheriting classes can handle. 62 | virtual LRESULT MessageHandler(HWND window, 63 | UINT const message, 64 | WPARAM const wparam, 65 | LPARAM const lparam) noexcept; 66 | 67 | // Called when CreateAndShow is called, allowing subclass window-related 68 | // setup. Subclasses should return false if setup fails. 69 | virtual bool OnCreate(); 70 | 71 | // Called when Destroy is called. 72 | virtual void OnDestroy(); 73 | 74 | private: 75 | friend class WindowClassRegistrar; 76 | 77 | // OS callback called by message pump. Handles the WM_NCCREATE message which 78 | // is passed when the non-client area is being created and enables automatic 79 | // non-client DPI scaling so that the non-client area automatically 80 | // responds to changes in DPI. All other messages are handled by 81 | // MessageHandler. 82 | static LRESULT CALLBACK WndProc(HWND const window, 83 | UINT const message, 84 | WPARAM const wparam, 85 | LPARAM const lparam) noexcept; 86 | 87 | // Retrieves a class instance pointer for |window| 88 | static Win32Window* GetThisFromHandle(HWND const window) noexcept; 89 | 90 | // Update the window frame's theme to match the system theme. 91 | static void UpdateTheme(HWND const window); 92 | 93 | bool quit_on_close_ = false; 94 | 95 | // window handle for top level window. 96 | HWND window_handle_ = nullptr; 97 | 98 | // window handle for hosted content. 99 | HWND child_content_ = nullptr; 100 | }; 101 | 102 | #endif // RUNNER_WIN32_WINDOW_H_ 103 | -------------------------------------------------------------------------------- /ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme: -------------------------------------------------------------------------------- 1 | 2 | 5 | 8 | 9 | 15 | 21 | 22 | 23 | 24 | 25 | 30 | 31 | 37 | 38 | 39 | 40 | 43 | 49 | 50 | 51 | 52 | 53 | 63 | 65 | 71 | 72 | 73 | 74 | 80 | 82 | 88 | 89 | 90 | 91 | 93 | 94 | 97 | 98 | 99 | -------------------------------------------------------------------------------- /macos/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme: -------------------------------------------------------------------------------- 1 | 2 | 5 | 8 | 9 | 15 | 21 | 22 | 23 | 24 | 25 | 30 | 31 | 37 | 38 | 39 | 40 | 43 | 49 | 50 | 51 | 52 | 53 | 63 | 65 | 71 | 72 | 73 | 74 | 80 | 82 | 88 | 89 | 90 | 91 | 93 | 94 | 97 | 98 | 99 | -------------------------------------------------------------------------------- /windows/flutter/CMakeLists.txt: -------------------------------------------------------------------------------- 1 | # This file controls Flutter-level build steps. It should not be edited. 2 | cmake_minimum_required(VERSION 3.14) 3 | 4 | set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral") 5 | 6 | # Configuration provided via flutter tool. 7 | include(${EPHEMERAL_DIR}/generated_config.cmake) 8 | 9 | # TODO: Move the rest of this into files in ephemeral. See 10 | # https://github.com/flutter/flutter/issues/57146. 11 | set(WRAPPER_ROOT "${EPHEMERAL_DIR}/cpp_client_wrapper") 12 | 13 | # Set fallback configurations for older versions of the flutter tool. 14 | if (NOT DEFINED FLUTTER_TARGET_PLATFORM) 15 | set(FLUTTER_TARGET_PLATFORM "windows-x64") 16 | endif() 17 | 18 | # === Flutter Library === 19 | set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/flutter_windows.dll") 20 | 21 | # Published to parent scope for install step. 22 | set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE) 23 | set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE) 24 | set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE) 25 | set(AOT_LIBRARY "${PROJECT_DIR}/build/windows/app.so" PARENT_SCOPE) 26 | 27 | list(APPEND FLUTTER_LIBRARY_HEADERS 28 | "flutter_export.h" 29 | "flutter_windows.h" 30 | "flutter_messenger.h" 31 | "flutter_plugin_registrar.h" 32 | "flutter_texture_registrar.h" 33 | ) 34 | list(TRANSFORM FLUTTER_LIBRARY_HEADERS PREPEND "${EPHEMERAL_DIR}/") 35 | add_library(flutter INTERFACE) 36 | target_include_directories(flutter INTERFACE 37 | "${EPHEMERAL_DIR}" 38 | ) 39 | target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}.lib") 40 | add_dependencies(flutter flutter_assemble) 41 | 42 | # === Wrapper === 43 | list(APPEND CPP_WRAPPER_SOURCES_CORE 44 | "core_implementations.cc" 45 | "standard_codec.cc" 46 | ) 47 | list(TRANSFORM CPP_WRAPPER_SOURCES_CORE PREPEND "${WRAPPER_ROOT}/") 48 | list(APPEND CPP_WRAPPER_SOURCES_PLUGIN 49 | "plugin_registrar.cc" 50 | ) 51 | list(TRANSFORM CPP_WRAPPER_SOURCES_PLUGIN PREPEND "${WRAPPER_ROOT}/") 52 | list(APPEND CPP_WRAPPER_SOURCES_APP 53 | "flutter_engine.cc" 54 | "flutter_view_controller.cc" 55 | ) 56 | list(TRANSFORM CPP_WRAPPER_SOURCES_APP PREPEND "${WRAPPER_ROOT}/") 57 | 58 | # Wrapper sources needed for a plugin. 59 | add_library(flutter_wrapper_plugin STATIC 60 | ${CPP_WRAPPER_SOURCES_CORE} 61 | ${CPP_WRAPPER_SOURCES_PLUGIN} 62 | ) 63 | apply_standard_settings(flutter_wrapper_plugin) 64 | set_target_properties(flutter_wrapper_plugin PROPERTIES 65 | POSITION_INDEPENDENT_CODE ON) 66 | set_target_properties(flutter_wrapper_plugin PROPERTIES 67 | CXX_VISIBILITY_PRESET hidden) 68 | target_link_libraries(flutter_wrapper_plugin PUBLIC flutter) 69 | target_include_directories(flutter_wrapper_plugin PUBLIC 70 | "${WRAPPER_ROOT}/include" 71 | ) 72 | add_dependencies(flutter_wrapper_plugin flutter_assemble) 73 | 74 | # Wrapper sources needed for the runner. 75 | add_library(flutter_wrapper_app STATIC 76 | ${CPP_WRAPPER_SOURCES_CORE} 77 | ${CPP_WRAPPER_SOURCES_APP} 78 | ) 79 | apply_standard_settings(flutter_wrapper_app) 80 | target_link_libraries(flutter_wrapper_app PUBLIC flutter) 81 | target_include_directories(flutter_wrapper_app PUBLIC 82 | "${WRAPPER_ROOT}/include" 83 | ) 84 | add_dependencies(flutter_wrapper_app flutter_assemble) 85 | 86 | # === Flutter tool backend === 87 | # _phony_ is a non-existent file to force this command to run every time, 88 | # since currently there's no way to get a full input/output list from the 89 | # flutter tool. 90 | set(PHONY_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/_phony_") 91 | set_source_files_properties("${PHONY_OUTPUT}" PROPERTIES SYMBOLIC TRUE) 92 | add_custom_command( 93 | OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS} 94 | ${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_PLUGIN} 95 | ${CPP_WRAPPER_SOURCES_APP} 96 | ${PHONY_OUTPUT} 97 | COMMAND ${CMAKE_COMMAND} -E env 98 | ${FLUTTER_TOOL_ENVIRONMENT} 99 | "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.bat" 100 | ${FLUTTER_TARGET_PLATFORM} $ 101 | VERBATIM 102 | ) 103 | add_custom_target(flutter_assemble DEPENDS 104 | "${FLUTTER_LIBRARY}" 105 | ${FLUTTER_LIBRARY_HEADERS} 106 | ${CPP_WRAPPER_SOURCES_CORE} 107 | ${CPP_WRAPPER_SOURCES_PLUGIN} 108 | ${CPP_WRAPPER_SOURCES_APP} 109 | ) 110 | -------------------------------------------------------------------------------- /pubspec.yaml: -------------------------------------------------------------------------------- 1 | name: purity_nat_type_tester 2 | description: "A new Flutter project." 3 | # The following line prevents the package from being accidentally published to 4 | # pub.dev using `flutter pub publish`. This is preferred for private packages. 5 | publish_to: 'none' # Remove this line if you wish to publish to pub.dev 6 | 7 | # The following defines the version and build number for your application. 8 | # A version number is three numbers separated by dots, like 1.2.43 9 | # followed by an optional build number separated by a +. 10 | # Both the version and the builder number may be overridden in flutter 11 | # build by specifying --build-name and --build-number, respectively. 12 | # In Android, build-name is used as versionName while build-number used as versionCode. 13 | # Read more about Android versioning at https://developer.android.com/studio/publish/versioning 14 | # In iOS, build-name is used as CFBundleShortVersionString while build-number is used as CFBundleVersion. 15 | # Read more about iOS versioning at 16 | # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html 17 | # In Windows, build-name is used as the major, minor, and patch parts 18 | # of the product and file versions while build-number is used as the build suffix. 19 | version: 2.0.1 20 | 21 | environment: 22 | sdk: ^3.5.3 23 | 24 | # Dependencies specify other packages that your package needs in order to work. 25 | # To automatically upgrade your package dependencies to the latest versions 26 | # consider running `flutter pub upgrade --major-versions`. Alternatively, 27 | # dependencies can be manually updated by changing the version numbers below to 28 | # the latest version available on pub.dev. To see which dependencies have newer 29 | # versions available, run `flutter pub outdated`. 30 | dependencies: 31 | flutter: 32 | sdk: flutter 33 | 34 | 35 | # The following adds the Cupertino Icons font to your application. 36 | # Use with the CupertinoIcons class for iOS style icons. 37 | cupertino_icons: ^1.0.8 38 | dynamic_color: ^1.7.0 39 | stun: 40 | # path: C:\Users\user\AndroidStudioProjects\dart_stun 41 | git: 42 | url: https://github.com/halifox/dart_stun 43 | ref: 2.0.3 44 | dev_dependencies: 45 | flutter_test: 46 | sdk: flutter 47 | 48 | # The "flutter_lints" package below contains a set of recommended lints to 49 | # encourage good coding practices. The lint set provided by the package is 50 | # activated in the `analysis_options.yaml` file located at the root of your 51 | # package. See that file for information about deactivating specific lint 52 | # rules and activating additional ones. 53 | flutter_lints: ^4.0.0 54 | 55 | # For information on the generic Dart part of this file, see the 56 | # following page: https://dart.dev/tools/pub/pubspec 57 | 58 | # The following section is specific to Flutter packages. 59 | flutter: 60 | 61 | # The following line ensures that the Material Icons font is 62 | # included with your application, so that you can use the icons in 63 | # the material Icons class. 64 | uses-material-design: true 65 | 66 | # To add assets to your application, add an assets section, like this: 67 | # assets: 68 | # - images/a_dot_burr.jpeg 69 | # - images/a_dot_ham.jpeg 70 | 71 | # An image asset can refer to one or more resolution-specific "variants", see 72 | # https://flutter.dev/to/resolution-aware-images 73 | 74 | # For details regarding adding assets from package dependencies, see 75 | # https://flutter.dev/to/asset-from-package 76 | 77 | # To add custom fonts to your application, add a fonts section here, 78 | # in this "flutter" section. Each entry in this list should have a 79 | # "family" key with the font family name, and a "fonts" key with a 80 | # list giving the asset and other descriptors for the font. For 81 | # example: 82 | # fonts: 83 | # - family: Schyler 84 | # fonts: 85 | # - asset: fonts/Schyler-Regular.ttf 86 | # - asset: fonts/Schyler-Italic.ttf 87 | # style: italic 88 | # - family: Trajan Pro 89 | # fonts: 90 | # - asset: fonts/TrajanPro.ttf 91 | # - asset: fonts/TrajanPro_Bold.ttf 92 | # weight: 700 93 | # 94 | # For details regarding fonts from package dependencies, 95 | # see https://flutter.dev/to/font-from-package 96 | -------------------------------------------------------------------------------- /windows/CMakeLists.txt: -------------------------------------------------------------------------------- 1 | # Project-level configuration. 2 | cmake_minimum_required(VERSION 3.14) 3 | project(purity_nat_type_tester LANGUAGES CXX) 4 | 5 | # The name of the executable created for the application. Change this to change 6 | # the on-disk name of your application. 7 | set(BINARY_NAME "purity_nat_type_tester") 8 | 9 | # Explicitly opt in to modern CMake behaviors to avoid warnings with recent 10 | # versions of CMake. 11 | cmake_policy(VERSION 3.14...3.25) 12 | 13 | # Define build configuration option. 14 | get_property(IS_MULTICONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG) 15 | if(IS_MULTICONFIG) 16 | set(CMAKE_CONFIGURATION_TYPES "Debug;Profile;Release" 17 | CACHE STRING "" FORCE) 18 | else() 19 | if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES) 20 | set(CMAKE_BUILD_TYPE "Debug" CACHE 21 | STRING "Flutter build mode" FORCE) 22 | set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS 23 | "Debug" "Profile" "Release") 24 | endif() 25 | endif() 26 | # Define settings for the Profile build mode. 27 | set(CMAKE_EXE_LINKER_FLAGS_PROFILE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}") 28 | set(CMAKE_SHARED_LINKER_FLAGS_PROFILE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE}") 29 | set(CMAKE_C_FLAGS_PROFILE "${CMAKE_C_FLAGS_RELEASE}") 30 | set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS_RELEASE}") 31 | 32 | # Use Unicode for all projects. 33 | add_definitions(-DUNICODE -D_UNICODE) 34 | 35 | # Compilation settings that should be applied to most targets. 36 | # 37 | # Be cautious about adding new options here, as plugins use this function by 38 | # default. In most cases, you should add new options to specific targets instead 39 | # of modifying this function. 40 | function(APPLY_STANDARD_SETTINGS TARGET) 41 | target_compile_features(${TARGET} PUBLIC cxx_std_17) 42 | target_compile_options(${TARGET} PRIVATE /W4 /WX /wd"4100") 43 | target_compile_options(${TARGET} PRIVATE /EHsc) 44 | target_compile_definitions(${TARGET} PRIVATE "_HAS_EXCEPTIONS=0") 45 | target_compile_definitions(${TARGET} PRIVATE "$<$:_DEBUG>") 46 | endfunction() 47 | 48 | # Flutter library and tool build rules. 49 | set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter") 50 | add_subdirectory(${FLUTTER_MANAGED_DIR}) 51 | 52 | # Application build; see runner/CMakeLists.txt. 53 | add_subdirectory("runner") 54 | 55 | 56 | # Generated plugin build rules, which manage building the plugins and adding 57 | # them to the application. 58 | include(flutter/generated_plugins.cmake) 59 | 60 | 61 | # === Installation === 62 | # Support files are copied into place next to the executable, so that it can 63 | # run in place. This is done instead of making a separate bundle (as on Linux) 64 | # so that building and running from within Visual Studio will work. 65 | set(BUILD_BUNDLE_DIR "$") 66 | # Make the "install" step default, as it's required to run. 67 | set(CMAKE_VS_INCLUDE_INSTALL_TO_DEFAULT_BUILD 1) 68 | if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT) 69 | set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE) 70 | endif() 71 | 72 | set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data") 73 | set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}") 74 | 75 | install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}" 76 | COMPONENT Runtime) 77 | 78 | install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" 79 | COMPONENT Runtime) 80 | 81 | install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" 82 | COMPONENT Runtime) 83 | 84 | if(PLUGIN_BUNDLED_LIBRARIES) 85 | install(FILES "${PLUGIN_BUNDLED_LIBRARIES}" 86 | DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" 87 | COMPONENT Runtime) 88 | endif() 89 | 90 | # Copy the native assets provided by the build.dart from all packages. 91 | set(NATIVE_ASSETS_DIR "${PROJECT_BUILD_DIR}native_assets/windows/") 92 | install(DIRECTORY "${NATIVE_ASSETS_DIR}" 93 | DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" 94 | COMPONENT Runtime) 95 | 96 | # Fully re-copy the assets directory on each build to avoid having stale files 97 | # from a previous install. 98 | set(FLUTTER_ASSET_DIR_NAME "flutter_assets") 99 | install(CODE " 100 | file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\") 101 | " COMPONENT Runtime) 102 | install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}" 103 | DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime) 104 | 105 | # Install the AOT library on non-Debug builds only. 106 | install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" 107 | CONFIGURATIONS Profile;Release 108 | COMPONENT Runtime) 109 | -------------------------------------------------------------------------------- /linux/my_application.cc: -------------------------------------------------------------------------------- 1 | #include "my_application.h" 2 | 3 | #include 4 | #ifdef GDK_WINDOWING_X11 5 | #include 6 | #endif 7 | 8 | #include "flutter/generated_plugin_registrant.h" 9 | 10 | struct _MyApplication { 11 | GtkApplication parent_instance; 12 | char** dart_entrypoint_arguments; 13 | }; 14 | 15 | G_DEFINE_TYPE(MyApplication, my_application, GTK_TYPE_APPLICATION) 16 | 17 | // Implements GApplication::activate. 18 | static void my_application_activate(GApplication* application) { 19 | MyApplication* self = MY_APPLICATION(application); 20 | GtkWindow* window = 21 | GTK_WINDOW(gtk_application_window_new(GTK_APPLICATION(application))); 22 | 23 | // Use a header bar when running in GNOME as this is the common style used 24 | // by applications and is the setup most users will be using (e.g. Ubuntu 25 | // desktop). 26 | // If running on X and not using GNOME then just use a traditional title bar 27 | // in case the window manager does more exotic layout, e.g. tiling. 28 | // If running on Wayland assume the header bar will work (may need changing 29 | // if future cases occur). 30 | gboolean use_header_bar = TRUE; 31 | #ifdef GDK_WINDOWING_X11 32 | GdkScreen* screen = gtk_window_get_screen(window); 33 | if (GDK_IS_X11_SCREEN(screen)) { 34 | const gchar* wm_name = gdk_x11_screen_get_window_manager_name(screen); 35 | if (g_strcmp0(wm_name, "GNOME Shell") != 0) { 36 | use_header_bar = FALSE; 37 | } 38 | } 39 | #endif 40 | if (use_header_bar) { 41 | GtkHeaderBar* header_bar = GTK_HEADER_BAR(gtk_header_bar_new()); 42 | gtk_widget_show(GTK_WIDGET(header_bar)); 43 | gtk_header_bar_set_title(header_bar, "Purity NAT Type Tester"); 44 | gtk_header_bar_set_show_close_button(header_bar, TRUE); 45 | gtk_window_set_titlebar(window, GTK_WIDGET(header_bar)); 46 | } else { 47 | gtk_window_set_title(window, "Purity NAT Type Tester"); 48 | } 49 | 50 | gtk_window_set_default_size(window, 1280, 720); 51 | gtk_widget_show(GTK_WIDGET(window)); 52 | 53 | g_autoptr(FlDartProject) project = fl_dart_project_new(); 54 | fl_dart_project_set_dart_entrypoint_arguments(project, self->dart_entrypoint_arguments); 55 | 56 | FlView* view = fl_view_new(project); 57 | gtk_widget_show(GTK_WIDGET(view)); 58 | gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(view)); 59 | 60 | fl_register_plugins(FL_PLUGIN_REGISTRY(view)); 61 | 62 | gtk_widget_grab_focus(GTK_WIDGET(view)); 63 | } 64 | 65 | // Implements GApplication::local_command_line. 66 | static gboolean my_application_local_command_line(GApplication* application, gchar*** arguments, int* exit_status) { 67 | MyApplication* self = MY_APPLICATION(application); 68 | // Strip out the first argument as it is the binary name. 69 | self->dart_entrypoint_arguments = g_strdupv(*arguments + 1); 70 | 71 | g_autoptr(GError) error = nullptr; 72 | if (!g_application_register(application, nullptr, &error)) { 73 | g_warning("Failed to register: %s", error->message); 74 | *exit_status = 1; 75 | return TRUE; 76 | } 77 | 78 | g_application_activate(application); 79 | *exit_status = 0; 80 | 81 | return TRUE; 82 | } 83 | 84 | // Implements GApplication::startup. 85 | static void my_application_startup(GApplication* application) { 86 | //MyApplication* self = MY_APPLICATION(object); 87 | 88 | // Perform any actions required at application startup. 89 | 90 | G_APPLICATION_CLASS(my_application_parent_class)->startup(application); 91 | } 92 | 93 | // Implements GApplication::shutdown. 94 | static void my_application_shutdown(GApplication* application) { 95 | //MyApplication* self = MY_APPLICATION(object); 96 | 97 | // Perform any actions required at application shutdown. 98 | 99 | G_APPLICATION_CLASS(my_application_parent_class)->shutdown(application); 100 | } 101 | 102 | // Implements GObject::dispose. 103 | static void my_application_dispose(GObject* object) { 104 | MyApplication* self = MY_APPLICATION(object); 105 | g_clear_pointer(&self->dart_entrypoint_arguments, g_strfreev); 106 | G_OBJECT_CLASS(my_application_parent_class)->dispose(object); 107 | } 108 | 109 | static void my_application_class_init(MyApplicationClass* klass) { 110 | G_APPLICATION_CLASS(klass)->activate = my_application_activate; 111 | G_APPLICATION_CLASS(klass)->local_command_line = my_application_local_command_line; 112 | G_APPLICATION_CLASS(klass)->startup = my_application_startup; 113 | G_APPLICATION_CLASS(klass)->shutdown = my_application_shutdown; 114 | G_OBJECT_CLASS(klass)->dispose = my_application_dispose; 115 | } 116 | 117 | static void my_application_init(MyApplication* self) {} 118 | 119 | MyApplication* my_application_new() { 120 | return MY_APPLICATION(g_object_new(my_application_get_type(), 121 | "application-id", APPLICATION_ID, 122 | "flags", G_APPLICATION_NON_UNIQUE, 123 | nullptr)); 124 | } 125 | -------------------------------------------------------------------------------- /linux/CMakeLists.txt: -------------------------------------------------------------------------------- 1 | # Project-level configuration. 2 | cmake_minimum_required(VERSION 3.10) 3 | project(runner LANGUAGES CXX) 4 | 5 | # The name of the executable created for the application. Change this to change 6 | # the on-disk name of your application. 7 | set(BINARY_NAME "purity_nat_type_tester") 8 | # The unique GTK application identifier for this application. See: 9 | # https://wiki.gnome.org/HowDoI/ChooseApplicationID 10 | set(APPLICATION_ID "com.example.purity_nat_type_tester") 11 | 12 | # Explicitly opt in to modern CMake behaviors to avoid warnings with recent 13 | # versions of CMake. 14 | cmake_policy(SET CMP0063 NEW) 15 | 16 | # Load bundled libraries from the lib/ directory relative to the binary. 17 | set(CMAKE_INSTALL_RPATH "$ORIGIN/lib") 18 | 19 | # Root filesystem for cross-building. 20 | if(FLUTTER_TARGET_PLATFORM_SYSROOT) 21 | set(CMAKE_SYSROOT ${FLUTTER_TARGET_PLATFORM_SYSROOT}) 22 | set(CMAKE_FIND_ROOT_PATH ${CMAKE_SYSROOT}) 23 | set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) 24 | set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY) 25 | set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) 26 | set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) 27 | endif() 28 | 29 | # Define build configuration options. 30 | if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES) 31 | set(CMAKE_BUILD_TYPE "Debug" CACHE 32 | STRING "Flutter build mode" FORCE) 33 | set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS 34 | "Debug" "Profile" "Release") 35 | endif() 36 | 37 | # Compilation settings that should be applied to most targets. 38 | # 39 | # Be cautious about adding new options here, as plugins use this function by 40 | # default. In most cases, you should add new options to specific targets instead 41 | # of modifying this function. 42 | function(APPLY_STANDARD_SETTINGS TARGET) 43 | target_compile_features(${TARGET} PUBLIC cxx_std_14) 44 | target_compile_options(${TARGET} PRIVATE -Wall -Werror) 45 | target_compile_options(${TARGET} PRIVATE "$<$>:-O3>") 46 | target_compile_definitions(${TARGET} PRIVATE "$<$>:NDEBUG>") 47 | endfunction() 48 | 49 | # Flutter library and tool build rules. 50 | set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter") 51 | add_subdirectory(${FLUTTER_MANAGED_DIR}) 52 | 53 | # System-level dependencies. 54 | find_package(PkgConfig REQUIRED) 55 | pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0) 56 | 57 | add_definitions(-DAPPLICATION_ID="${APPLICATION_ID}") 58 | 59 | # Define the application target. To change its name, change BINARY_NAME above, 60 | # not the value here, or `flutter run` will no longer work. 61 | # 62 | # Any new source files that you add to the application should be added here. 63 | add_executable(${BINARY_NAME} 64 | "main.cc" 65 | "my_application.cc" 66 | "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc" 67 | ) 68 | 69 | # Apply the standard set of build settings. This can be removed for applications 70 | # that need different build settings. 71 | apply_standard_settings(${BINARY_NAME}) 72 | 73 | # Add dependency libraries. Add any application-specific dependencies here. 74 | target_link_libraries(${BINARY_NAME} PRIVATE flutter) 75 | target_link_libraries(${BINARY_NAME} PRIVATE PkgConfig::GTK) 76 | 77 | # Run the Flutter tool portions of the build. This must not be removed. 78 | add_dependencies(${BINARY_NAME} flutter_assemble) 79 | 80 | # Only the install-generated bundle's copy of the executable will launch 81 | # correctly, since the resources must in the right relative locations. To avoid 82 | # people trying to run the unbundled copy, put it in a subdirectory instead of 83 | # the default top-level location. 84 | set_target_properties(${BINARY_NAME} 85 | PROPERTIES 86 | RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/intermediates_do_not_run" 87 | ) 88 | 89 | 90 | # Generated plugin build rules, which manage building the plugins and adding 91 | # them to the application. 92 | include(flutter/generated_plugins.cmake) 93 | 94 | 95 | # === Installation === 96 | # By default, "installing" just makes a relocatable bundle in the build 97 | # directory. 98 | set(BUILD_BUNDLE_DIR "${PROJECT_BINARY_DIR}/bundle") 99 | if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT) 100 | set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE) 101 | endif() 102 | 103 | # Start with a clean build bundle directory every time. 104 | install(CODE " 105 | file(REMOVE_RECURSE \"${BUILD_BUNDLE_DIR}/\") 106 | " COMPONENT Runtime) 107 | 108 | set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data") 109 | set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib") 110 | 111 | install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}" 112 | COMPONENT Runtime) 113 | 114 | install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" 115 | COMPONENT Runtime) 116 | 117 | install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" 118 | COMPONENT Runtime) 119 | 120 | foreach(bundled_library ${PLUGIN_BUNDLED_LIBRARIES}) 121 | install(FILES "${bundled_library}" 122 | DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" 123 | COMPONENT Runtime) 124 | endforeach(bundled_library) 125 | 126 | # Copy the native assets provided by the build.dart from all packages. 127 | set(NATIVE_ASSETS_DIR "${PROJECT_BUILD_DIR}native_assets/linux/") 128 | install(DIRECTORY "${NATIVE_ASSETS_DIR}" 129 | DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" 130 | COMPONENT Runtime) 131 | 132 | # Fully re-copy the assets directory on each build to avoid having stale files 133 | # from a previous install. 134 | set(FLUTTER_ASSET_DIR_NAME "flutter_assets") 135 | install(CODE " 136 | file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\") 137 | " COMPONENT Runtime) 138 | install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}" 139 | DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime) 140 | 141 | # Install the AOT library on non-Debug builds only. 142 | if(NOT CMAKE_BUILD_TYPE MATCHES "Debug") 143 | install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" 144 | COMPONENT Runtime) 145 | endif() 146 | -------------------------------------------------------------------------------- /.github/workflows/build.yml: -------------------------------------------------------------------------------- 1 | name: Flutter Build 2 | 3 | on: 4 | workflow_dispatch: 5 | push: 6 | tags: 7 | - '*' 8 | 9 | 10 | jobs: 11 | web: 12 | runs-on: ubuntu-latest 13 | steps: 14 | - name: Set up repository 15 | uses: actions/checkout@v4 16 | 17 | - name: Set up Flutter 18 | uses: subosito/flutter-action@v2 19 | 20 | - name: Install dependencies 21 | run: flutter pub get 22 | 23 | - name: Build web 24 | run: flutter build web --release 25 | 26 | - name: Upload build artifacts 27 | uses: actions/upload-artifact@v4 28 | with: 29 | name: web-build 30 | path: build/web/ 31 | 32 | - name: Create ZIP of compiled files 33 | run: tar -czvf web.tar.gz -C build/web . 34 | 35 | - name: Publish release 36 | uses: softprops/action-gh-release@v2 37 | if: startsWith(github.ref, 'refs/tags/') 38 | with: 39 | files: web.tar.gz 40 | tag_name: ${{ github.ref_name }} 41 | name: Release ${{ github.ref_name }} 42 | draft: false 43 | prerelease: false 44 | 45 | linux: 46 | runs-on: ubuntu-latest 47 | steps: 48 | - name: Set up repository 49 | uses: actions/checkout@v4 50 | 51 | - name: Set up Flutter 52 | uses: subosito/flutter-action@v2 53 | 54 | - name: Install dependencies 55 | run: | 56 | sudo apt-get update -y 57 | sudo apt-get install -y ninja-build libgtk-3-dev 58 | 59 | - name: Install dependencies 60 | run: flutter pub get 61 | 62 | - name: Build for Linux 63 | run: flutter build linux --release 64 | 65 | - name: Upload build artifacts 66 | uses: actions/upload-artifact@v4 67 | with: 68 | name: linux-build 69 | path: build/linux/x64/release/bundle/ 70 | 71 | - name: Create tar.gz archive 72 | run: tar -czvf linux-x86_64.tar.gz -C build/linux/x64/release/bundle . 73 | 74 | - name: Publish release 75 | uses: softprops/action-gh-release@v2 76 | if: startsWith(github.ref, 'refs/tags/') 77 | with: 78 | files: linux-x86_64.tar.gz 79 | tag_name: ${{ github.ref_name }} 80 | name: Release ${{ github.ref_name }} 81 | draft: false 82 | prerelease: false 83 | android: 84 | runs-on: ubuntu-latest 85 | steps: 86 | - name: Set up repository 87 | uses: actions/checkout@v4 88 | 89 | - name: Set up Java 90 | uses: actions/setup-java@v4 91 | with: 92 | distribution: 'temurin' 93 | java-version: '17' 94 | 95 | - name: Set up Flutter 96 | uses: subosito/flutter-action@v2 97 | 98 | - name: Install dependencies 99 | run: flutter pub get 100 | 101 | - name: Build APK 102 | run: flutter build apk --release 103 | 104 | - name: Build split APKs 105 | run: flutter build apk --split-per-abi 106 | 107 | - name: Build App Bundle 108 | run: flutter build appbundle --release 109 | 110 | - name: Upload build artifacts 111 | uses: actions/upload-artifact@v4 112 | with: 113 | name: android-build 114 | path: build/app/outputs/ 115 | 116 | - name: Rename APKs and AABs 117 | run: | 118 | mv build/app/outputs/flutter-apk/app-release.apk build/app/outputs/flutter-apk/app-universal-release.apk 119 | mv build/app/outputs/bundle/release/app-release.aab build/app/outputs/bundle/release/app-universal-release.aab 120 | 121 | - name: Publish release 122 | uses: softprops/action-gh-release@v2 123 | if: startsWith(github.ref, 'refs/tags/') 124 | with: 125 | files: | 126 | build/app/outputs/flutter-apk/app-universal-release.apk 127 | build/app/outputs/flutter-apk/app-armeabi-v7a-release.apk 128 | build/app/outputs/flutter-apk/app-arm64-v8a-release.apk 129 | build/app/outputs/flutter-apk/app-x86_64-release.apk 130 | build/app/outputs/bundle/release/app-universal-release.aab 131 | tag_name: ${{ github.ref_name }} 132 | name: Release ${{ github.ref_name }} 133 | draft: false 134 | prerelease: false 135 | 136 | windows: 137 | runs-on: windows-latest 138 | steps: 139 | - name: Set up repository 140 | uses: actions/checkout@v4 141 | 142 | - name: Set up Flutter 143 | uses: subosito/flutter-action@v2 144 | 145 | - name: Install dependencies 146 | run: flutter pub get 147 | 148 | - name: Build for Windows 149 | run: flutter build windows --release 150 | 151 | - name: Upload build artifacts 152 | uses: actions/upload-artifact@v4 153 | with: 154 | name: windows-build 155 | path: build/windows/ 156 | 157 | - name: Zip compiled files 158 | run: Compress-Archive -Path build/windows/x64/runner/Release/* -DestinationPath windows-x86_64.zip 159 | 160 | - name: Publish release 161 | uses: softprops/action-gh-release@v2 162 | if: startsWith(github.ref, 'refs/tags/') 163 | with: 164 | files: windows-x86_64.zip 165 | tag_name: ${{ github.ref_name }} 166 | name: Release ${{ github.ref_name }} 167 | draft: false 168 | prerelease: false 169 | macos: 170 | runs-on: macos-latest 171 | steps: 172 | - name: Set up repository 173 | uses: actions/checkout@v4 174 | 175 | - name: Set up Flutter 176 | uses: subosito/flutter-action@v2 177 | 178 | - name: Install dependencies 179 | run: flutter pub get 180 | 181 | - name: Build for macOS 182 | run: flutter build macos --release 183 | 184 | - name: Upload build artifacts 185 | uses: actions/upload-artifact@v4 186 | with: 187 | name: macos-build 188 | path: build/macos/ 189 | 190 | - name: Zip compiled files 191 | run: zip -r macos-universal-release.zip build/macos/Build/Products/Release/purity_nat_type_tester.app 192 | 193 | - name: Publish release 194 | uses: softprops/action-gh-release@v2 195 | if: startsWith(github.ref, 'refs/tags/') 196 | with: 197 | files: macos-universal-release.zip 198 | tag_name: ${{ github.ref_name }} 199 | name: Release ${{ github.ref_name }} 200 | draft: false 201 | prerelease: false 202 | ios: 203 | runs-on: macos-latest 204 | steps: 205 | - name: Set up repository 206 | uses: actions/checkout@v4 207 | 208 | - name: Set up Flutter 209 | uses: subosito/flutter-action@v2 210 | 211 | - name: Install dependencies 212 | run: flutter pub get 213 | 214 | - name: Build for iOS 215 | run: flutter build ios --release --no-codesign 216 | 217 | - name: Upload build artifacts 218 | uses: actions/upload-artifact@v4 219 | with: 220 | name: ios-build 221 | path: build/ios/ 222 | 223 | - name: Zip compiled files 224 | run: zip -r ios-universal-release.zip build/ios/iphoneos/Runner.app 225 | 226 | - name: Publish release 227 | uses: softprops/action-gh-release@v2 228 | if: startsWith(github.ref, 'refs/tags/') 229 | with: 230 | files: ios-universal-release.zip 231 | tag_name: ${{ github.ref_name }} 232 | name: Release ${{ github.ref_name }} 233 | draft: false 234 | prerelease: false 235 | -------------------------------------------------------------------------------- /pubspec.lock: -------------------------------------------------------------------------------- 1 | # Generated by pub 2 | # See https://dart.dev/tools/pub/glossary#lockfile 3 | packages: 4 | async: 5 | dependency: transitive 6 | description: 7 | name: async 8 | sha256: "947bfcf187f74dbc5e146c9eb9c0f10c9f8b30743e341481c1e2ed3ecc18c20c" 9 | url: "https://pub.dev" 10 | source: hosted 11 | version: "2.11.0" 12 | bit_buffer: 13 | dependency: transitive 14 | description: 15 | path: "." 16 | ref: "1.0.6" 17 | resolved-ref: "1ce0348216a96e1b35580ec9ea21631d0892096d" 18 | url: "https://github.com/halifox/dart_bit_buffer" 19 | source: git 20 | version: "1.0.6" 21 | boolean_selector: 22 | dependency: transitive 23 | description: 24 | name: boolean_selector 25 | sha256: "6cfb5af12253eaf2b368f07bacc5a80d1301a071c73360d746b7f2e32d762c66" 26 | url: "https://pub.dev" 27 | source: hosted 28 | version: "2.1.1" 29 | characters: 30 | dependency: transitive 31 | description: 32 | name: characters 33 | sha256: "04a925763edad70e8443c99234dc3328f442e811f1d8fd1a72f1c8ad0f69a605" 34 | url: "https://pub.dev" 35 | source: hosted 36 | version: "1.3.0" 37 | clock: 38 | dependency: transitive 39 | description: 40 | name: clock 41 | sha256: cb6d7f03e1de671e34607e909a7213e31d7752be4fb66a86d29fe1eb14bfb5cf 42 | url: "https://pub.dev" 43 | source: hosted 44 | version: "1.1.1" 45 | collection: 46 | dependency: transitive 47 | description: 48 | name: collection 49 | sha256: a1ace0a119f20aabc852d165077c036cd864315bd99b7eaa10a60100341941bf 50 | url: "https://pub.dev" 51 | source: hosted 52 | version: "1.19.0" 53 | cupertino_icons: 54 | dependency: "direct main" 55 | description: 56 | name: cupertino_icons 57 | sha256: ba631d1c7f7bef6b729a622b7b752645a2d076dba9976925b8f25725a30e1ee6 58 | url: "https://pub.dev" 59 | source: hosted 60 | version: "1.0.8" 61 | dynamic_color: 62 | dependency: "direct main" 63 | description: 64 | name: dynamic_color 65 | sha256: eae98052fa6e2826bdac3dd2e921c6ce2903be15c6b7f8b6d8a5d49b5086298d 66 | url: "https://pub.dev" 67 | source: hosted 68 | version: "1.7.0" 69 | fake_async: 70 | dependency: transitive 71 | description: 72 | name: fake_async 73 | sha256: "511392330127add0b769b75a987850d136345d9227c6b94c96a04cf4a391bf78" 74 | url: "https://pub.dev" 75 | source: hosted 76 | version: "1.3.1" 77 | flutter: 78 | dependency: "direct main" 79 | description: flutter 80 | source: sdk 81 | version: "0.0.0" 82 | flutter_lints: 83 | dependency: "direct dev" 84 | description: 85 | name: flutter_lints 86 | sha256: "3f41d009ba7172d5ff9be5f6e6e6abb4300e263aab8866d2a0842ed2a70f8f0c" 87 | url: "https://pub.dev" 88 | source: hosted 89 | version: "4.0.0" 90 | flutter_test: 91 | dependency: "direct dev" 92 | description: flutter 93 | source: sdk 94 | version: "0.0.0" 95 | leak_tracker: 96 | dependency: transitive 97 | description: 98 | name: leak_tracker 99 | sha256: "7bb2830ebd849694d1ec25bf1f44582d6ac531a57a365a803a6034ff751d2d06" 100 | url: "https://pub.dev" 101 | source: hosted 102 | version: "10.0.7" 103 | leak_tracker_flutter_testing: 104 | dependency: transitive 105 | description: 106 | name: leak_tracker_flutter_testing 107 | sha256: "9491a714cca3667b60b5c420da8217e6de0d1ba7a5ec322fab01758f6998f379" 108 | url: "https://pub.dev" 109 | source: hosted 110 | version: "3.0.8" 111 | leak_tracker_testing: 112 | dependency: transitive 113 | description: 114 | name: leak_tracker_testing 115 | sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3" 116 | url: "https://pub.dev" 117 | source: hosted 118 | version: "3.0.1" 119 | lints: 120 | dependency: transitive 121 | description: 122 | name: lints 123 | sha256: "976c774dd944a42e83e2467f4cc670daef7eed6295b10b36ae8c85bcbf828235" 124 | url: "https://pub.dev" 125 | source: hosted 126 | version: "4.0.0" 127 | matcher: 128 | dependency: transitive 129 | description: 130 | name: matcher 131 | sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb 132 | url: "https://pub.dev" 133 | source: hosted 134 | version: "0.12.16+1" 135 | material_color_utilities: 136 | dependency: transitive 137 | description: 138 | name: material_color_utilities 139 | sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec 140 | url: "https://pub.dev" 141 | source: hosted 142 | version: "0.11.1" 143 | meta: 144 | dependency: transitive 145 | description: 146 | name: meta 147 | sha256: bdb68674043280c3428e9ec998512fb681678676b3c54e773629ffe74419f8c7 148 | url: "https://pub.dev" 149 | source: hosted 150 | version: "1.15.0" 151 | path: 152 | dependency: transitive 153 | description: 154 | name: path 155 | sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af" 156 | url: "https://pub.dev" 157 | source: hosted 158 | version: "1.9.0" 159 | sky_engine: 160 | dependency: transitive 161 | description: flutter 162 | source: sdk 163 | version: "0.0.0" 164 | source_span: 165 | dependency: transitive 166 | description: 167 | name: source_span 168 | sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c" 169 | url: "https://pub.dev" 170 | source: hosted 171 | version: "1.10.0" 172 | stack_trace: 173 | dependency: transitive 174 | description: 175 | name: stack_trace 176 | sha256: "9f47fd3630d76be3ab26f0ee06d213679aa425996925ff3feffdec504931c377" 177 | url: "https://pub.dev" 178 | source: hosted 179 | version: "1.12.0" 180 | stream_channel: 181 | dependency: transitive 182 | description: 183 | name: stream_channel 184 | sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7 185 | url: "https://pub.dev" 186 | source: hosted 187 | version: "2.1.2" 188 | string_scanner: 189 | dependency: transitive 190 | description: 191 | name: string_scanner 192 | sha256: "688af5ed3402a4bde5b3a6c15fd768dbf2621a614950b17f04626c431ab3c4c3" 193 | url: "https://pub.dev" 194 | source: hosted 195 | version: "1.3.0" 196 | stun: 197 | dependency: "direct main" 198 | description: 199 | path: "." 200 | ref: "2.0.3" 201 | resolved-ref: ba2cd866d3180ce6345906f4a2f31a5e143007f6 202 | url: "https://github.com/halifox/dart_stun" 203 | source: git 204 | version: "2.0.3" 205 | term_glyph: 206 | dependency: transitive 207 | description: 208 | name: term_glyph 209 | sha256: a29248a84fbb7c79282b40b8c72a1209db169a2e0542bce341da992fe1bc7e84 210 | url: "https://pub.dev" 211 | source: hosted 212 | version: "1.2.1" 213 | test_api: 214 | dependency: transitive 215 | description: 216 | name: test_api 217 | sha256: "664d3a9a64782fcdeb83ce9c6b39e78fd2971d4e37827b9b06c3aa1edc5e760c" 218 | url: "https://pub.dev" 219 | source: hosted 220 | version: "0.7.3" 221 | vector_math: 222 | dependency: transitive 223 | description: 224 | name: vector_math 225 | sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803" 226 | url: "https://pub.dev" 227 | source: hosted 228 | version: "2.1.4" 229 | vm_service: 230 | dependency: transitive 231 | description: 232 | name: vm_service 233 | sha256: f6be3ed8bd01289b34d679c2b62226f63c0e69f9fd2e50a6b3c1c729a961041b 234 | url: "https://pub.dev" 235 | source: hosted 236 | version: "14.3.0" 237 | sdks: 238 | dart: ">=3.6.0 <4.0.0" 239 | flutter: ">=3.18.0-18.0.pre.54" 240 | -------------------------------------------------------------------------------- /windows/runner/win32_window.cpp: -------------------------------------------------------------------------------- 1 | #include "win32_window.h" 2 | 3 | #include 4 | #include 5 | 6 | #include "resource.h" 7 | 8 | namespace { 9 | 10 | /// Window attribute that enables dark mode window decorations. 11 | /// 12 | /// Redefined in case the developer's machine has a Windows SDK older than 13 | /// version 10.0.22000.0. 14 | /// See: https://docs.microsoft.com/windows/win32/api/dwmapi/ne-dwmapi-dwmwindowattribute 15 | #ifndef DWMWA_USE_IMMERSIVE_DARK_MODE 16 | #define DWMWA_USE_IMMERSIVE_DARK_MODE 20 17 | #endif 18 | 19 | constexpr const wchar_t kWindowClassName[] = L"FLUTTER_RUNNER_WIN32_WINDOW"; 20 | 21 | /// Registry key for app theme preference. 22 | /// 23 | /// A value of 0 indicates apps should use dark mode. A non-zero or missing 24 | /// value indicates apps should use light mode. 25 | constexpr const wchar_t kGetPreferredBrightnessRegKey[] = 26 | L"Software\\Microsoft\\Windows\\CurrentVersion\\Themes\\Personalize"; 27 | constexpr const wchar_t kGetPreferredBrightnessRegValue[] = L"AppsUseLightTheme"; 28 | 29 | // The number of Win32Window objects that currently exist. 30 | static int g_active_window_count = 0; 31 | 32 | using EnableNonClientDpiScaling = BOOL __stdcall(HWND hwnd); 33 | 34 | // Scale helper to convert logical scaler values to physical using passed in 35 | // scale factor 36 | int Scale(int source, double scale_factor) { 37 | return static_cast(source * scale_factor); 38 | } 39 | 40 | // Dynamically loads the |EnableNonClientDpiScaling| from the User32 module. 41 | // This API is only needed for PerMonitor V1 awareness mode. 42 | void EnableFullDpiSupportIfAvailable(HWND hwnd) { 43 | HMODULE user32_module = LoadLibraryA("User32.dll"); 44 | if (!user32_module) { 45 | return; 46 | } 47 | auto enable_non_client_dpi_scaling = 48 | reinterpret_cast( 49 | GetProcAddress(user32_module, "EnableNonClientDpiScaling")); 50 | if (enable_non_client_dpi_scaling != nullptr) { 51 | enable_non_client_dpi_scaling(hwnd); 52 | } 53 | FreeLibrary(user32_module); 54 | } 55 | 56 | } // namespace 57 | 58 | // Manages the Win32Window's window class registration. 59 | class WindowClassRegistrar { 60 | public: 61 | ~WindowClassRegistrar() = default; 62 | 63 | // Returns the singleton registrar instance. 64 | static WindowClassRegistrar* GetInstance() { 65 | if (!instance_) { 66 | instance_ = new WindowClassRegistrar(); 67 | } 68 | return instance_; 69 | } 70 | 71 | // Returns the name of the window class, registering the class if it hasn't 72 | // previously been registered. 73 | const wchar_t* GetWindowClass(); 74 | 75 | // Unregisters the window class. Should only be called if there are no 76 | // instances of the window. 77 | void UnregisterWindowClass(); 78 | 79 | private: 80 | WindowClassRegistrar() = default; 81 | 82 | static WindowClassRegistrar* instance_; 83 | 84 | bool class_registered_ = false; 85 | }; 86 | 87 | WindowClassRegistrar* WindowClassRegistrar::instance_ = nullptr; 88 | 89 | const wchar_t* WindowClassRegistrar::GetWindowClass() { 90 | if (!class_registered_) { 91 | WNDCLASS window_class{}; 92 | window_class.hCursor = LoadCursor(nullptr, IDC_ARROW); 93 | window_class.lpszClassName = kWindowClassName; 94 | window_class.style = CS_HREDRAW | CS_VREDRAW; 95 | window_class.cbClsExtra = 0; 96 | window_class.cbWndExtra = 0; 97 | window_class.hInstance = GetModuleHandle(nullptr); 98 | window_class.hIcon = 99 | LoadIcon(window_class.hInstance, MAKEINTRESOURCE(IDI_APP_ICON)); 100 | window_class.hbrBackground = 0; 101 | window_class.lpszMenuName = nullptr; 102 | window_class.lpfnWndProc = Win32Window::WndProc; 103 | RegisterClass(&window_class); 104 | class_registered_ = true; 105 | } 106 | return kWindowClassName; 107 | } 108 | 109 | void WindowClassRegistrar::UnregisterWindowClass() { 110 | UnregisterClass(kWindowClassName, nullptr); 111 | class_registered_ = false; 112 | } 113 | 114 | Win32Window::Win32Window() { 115 | ++g_active_window_count; 116 | } 117 | 118 | Win32Window::~Win32Window() { 119 | --g_active_window_count; 120 | Destroy(); 121 | } 122 | 123 | bool Win32Window::Create(const std::wstring& title, 124 | const Point& origin, 125 | const Size& size) { 126 | Destroy(); 127 | 128 | const wchar_t* window_class = 129 | WindowClassRegistrar::GetInstance()->GetWindowClass(); 130 | 131 | const POINT target_point = {static_cast(origin.x), 132 | static_cast(origin.y)}; 133 | HMONITOR monitor = MonitorFromPoint(target_point, MONITOR_DEFAULTTONEAREST); 134 | UINT dpi = FlutterDesktopGetDpiForMonitor(monitor); 135 | double scale_factor = dpi / 96.0; 136 | 137 | HWND window = CreateWindow( 138 | window_class, title.c_str(), WS_OVERLAPPEDWINDOW, 139 | Scale(origin.x, scale_factor), Scale(origin.y, scale_factor), 140 | Scale(size.width, scale_factor), Scale(size.height, scale_factor), 141 | nullptr, nullptr, GetModuleHandle(nullptr), this); 142 | 143 | if (!window) { 144 | return false; 145 | } 146 | 147 | UpdateTheme(window); 148 | 149 | return OnCreate(); 150 | } 151 | 152 | bool Win32Window::Show() { 153 | return ShowWindow(window_handle_, SW_SHOWNORMAL); 154 | } 155 | 156 | // static 157 | LRESULT CALLBACK Win32Window::WndProc(HWND const window, 158 | UINT const message, 159 | WPARAM const wparam, 160 | LPARAM const lparam) noexcept { 161 | if (message == WM_NCCREATE) { 162 | auto window_struct = reinterpret_cast(lparam); 163 | SetWindowLongPtr(window, GWLP_USERDATA, 164 | reinterpret_cast(window_struct->lpCreateParams)); 165 | 166 | auto that = static_cast(window_struct->lpCreateParams); 167 | EnableFullDpiSupportIfAvailable(window); 168 | that->window_handle_ = window; 169 | } else if (Win32Window* that = GetThisFromHandle(window)) { 170 | return that->MessageHandler(window, message, wparam, lparam); 171 | } 172 | 173 | return DefWindowProc(window, message, wparam, lparam); 174 | } 175 | 176 | LRESULT 177 | Win32Window::MessageHandler(HWND hwnd, 178 | UINT const message, 179 | WPARAM const wparam, 180 | LPARAM const lparam) noexcept { 181 | switch (message) { 182 | case WM_DESTROY: 183 | window_handle_ = nullptr; 184 | Destroy(); 185 | if (quit_on_close_) { 186 | PostQuitMessage(0); 187 | } 188 | return 0; 189 | 190 | case WM_DPICHANGED: { 191 | auto newRectSize = reinterpret_cast(lparam); 192 | LONG newWidth = newRectSize->right - newRectSize->left; 193 | LONG newHeight = newRectSize->bottom - newRectSize->top; 194 | 195 | SetWindowPos(hwnd, nullptr, newRectSize->left, newRectSize->top, newWidth, 196 | newHeight, SWP_NOZORDER | SWP_NOACTIVATE); 197 | 198 | return 0; 199 | } 200 | case WM_SIZE: { 201 | RECT rect = GetClientArea(); 202 | if (child_content_ != nullptr) { 203 | // Size and position the child window. 204 | MoveWindow(child_content_, rect.left, rect.top, rect.right - rect.left, 205 | rect.bottom - rect.top, TRUE); 206 | } 207 | return 0; 208 | } 209 | 210 | case WM_ACTIVATE: 211 | if (child_content_ != nullptr) { 212 | SetFocus(child_content_); 213 | } 214 | return 0; 215 | 216 | case WM_DWMCOLORIZATIONCOLORCHANGED: 217 | UpdateTheme(hwnd); 218 | return 0; 219 | } 220 | 221 | return DefWindowProc(window_handle_, message, wparam, lparam); 222 | } 223 | 224 | void Win32Window::Destroy() { 225 | OnDestroy(); 226 | 227 | if (window_handle_) { 228 | DestroyWindow(window_handle_); 229 | window_handle_ = nullptr; 230 | } 231 | if (g_active_window_count == 0) { 232 | WindowClassRegistrar::GetInstance()->UnregisterWindowClass(); 233 | } 234 | } 235 | 236 | Win32Window* Win32Window::GetThisFromHandle(HWND const window) noexcept { 237 | return reinterpret_cast( 238 | GetWindowLongPtr(window, GWLP_USERDATA)); 239 | } 240 | 241 | void Win32Window::SetChildContent(HWND content) { 242 | child_content_ = content; 243 | SetParent(content, window_handle_); 244 | RECT frame = GetClientArea(); 245 | 246 | MoveWindow(content, frame.left, frame.top, frame.right - frame.left, 247 | frame.bottom - frame.top, true); 248 | 249 | SetFocus(child_content_); 250 | } 251 | 252 | RECT Win32Window::GetClientArea() { 253 | RECT frame; 254 | GetClientRect(window_handle_, &frame); 255 | return frame; 256 | } 257 | 258 | HWND Win32Window::GetHandle() { 259 | return window_handle_; 260 | } 261 | 262 | void Win32Window::SetQuitOnClose(bool quit_on_close) { 263 | quit_on_close_ = quit_on_close; 264 | } 265 | 266 | bool Win32Window::OnCreate() { 267 | // No-op; provided for subclasses. 268 | return true; 269 | } 270 | 271 | void Win32Window::OnDestroy() { 272 | // No-op; provided for subclasses. 273 | } 274 | 275 | void Win32Window::UpdateTheme(HWND const window) { 276 | DWORD light_mode; 277 | DWORD light_mode_size = sizeof(light_mode); 278 | LSTATUS result = RegGetValue(HKEY_CURRENT_USER, kGetPreferredBrightnessRegKey, 279 | kGetPreferredBrightnessRegValue, 280 | RRF_RT_REG_DWORD, nullptr, &light_mode, 281 | &light_mode_size); 282 | 283 | if (result == ERROR_SUCCESS) { 284 | BOOL enable_dark_mode = light_mode == 0; 285 | DwmSetWindowAttribute(window, DWMWA_USE_IMMERSIVE_DARK_MODE, 286 | &enable_dark_mode, sizeof(enable_dark_mode)); 287 | } 288 | } 289 | -------------------------------------------------------------------------------- /lib/main.dart: -------------------------------------------------------------------------------- 1 | import 'dart:io'; 2 | 3 | import 'package:dynamic_color/dynamic_color.dart'; 4 | import 'package:flutter/foundation.dart'; 5 | import 'package:flutter/material.dart'; 6 | import 'package:flutter/services.dart'; 7 | import 'package:purity_nat_type_tester/checker_event.dart'; 8 | 9 | import 'event_bus.dart'; 10 | import 'nat_checker_rfc_5780.dart'; 11 | 12 | void main() { 13 | runApp(const MyApp()); 14 | } 15 | 16 | class MyApp extends StatelessWidget { 17 | const MyApp({super.key}); 18 | 19 | @override 20 | Widget build(BuildContext context) { 21 | return DynamicColorBuilder( 22 | builder: (lightDynamic, darkDynamic) => MaterialApp( 23 | title: 'Purity NAT Type Tester', 24 | debugShowCheckedModeBanner: false, 25 | themeMode: ThemeMode.system, 26 | theme: ThemeData( 27 | brightness: Brightness.light, 28 | colorScheme: lightDynamic, 29 | ), 30 | darkTheme: ThemeData( 31 | brightness: Brightness.dark, 32 | colorScheme: darkDynamic, 33 | ), 34 | home: const HomePage(), 35 | ), 36 | ); 37 | } 38 | } 39 | 40 | class HomePage extends StatefulWidget { 41 | const HomePage({super.key}); 42 | 43 | @override 44 | State createState() => _HomePageState(); 45 | } 46 | 47 | class _HomePageState extends State { 48 | final String pattern = r'^([a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)+):([1-9][0-9]{0,4})$'; 49 | TextEditingController stunController = TextEditingController(text: "stun.hot-chilli.net:3478"); 50 | 51 | NatMappingBehavior? natMappingBehavior; 52 | NatFilteringBehavior? natFilteringBehavior; 53 | 54 | CheckerEvent event = CheckerEvent(); 55 | bool isRunning = false; 56 | 57 | String get natMappingBehaviorMessage { 58 | return switch (natMappingBehavior) { 59 | null => "等待", 60 | NatMappingBehavior.Block => "Block", 61 | NatMappingBehavior.EndpointIndependent => "Endpoint-Independent Mapping", 62 | NatMappingBehavior.AddressDependent => "Address and Port-Dependent Mapping", 63 | NatMappingBehavior.AddressAndPortDependent => "Address-Dependent Mapping", 64 | }; 65 | } 66 | 67 | String get natFilteringBehaviorMessage { 68 | return switch (natFilteringBehavior) { 69 | null => "等待", 70 | NatFilteringBehavior.Block => "Block", 71 | NatFilteringBehavior.EndpointIndependent => "Endpoint-Independent Filtering", 72 | NatFilteringBehavior.AddressDependent => "Address and Port-Dependent Filtering", 73 | NatFilteringBehavior.AddressAndPortDependent => "Address-Dependent Filtering", 74 | }; 75 | } 76 | 77 | String get rfc3489Message { 78 | if (natMappingBehavior == NatMappingBehavior.EndpointIndependent && natFilteringBehavior == NatFilteringBehavior.EndpointIndependent) { 79 | return "对应于RFC3489中的Full Cone NAT"; 80 | } 81 | if (natMappingBehavior == NatMappingBehavior.EndpointIndependent && natFilteringBehavior == NatFilteringBehavior.AddressDependent) { 82 | return "对应于RFC3489中的Restricted Cone NAT"; 83 | } 84 | if (natMappingBehavior == NatMappingBehavior.EndpointIndependent && natFilteringBehavior == NatFilteringBehavior.AddressAndPortDependent) { 85 | return "对应于RFC3489中的Port Restricted Cone NAT"; 86 | } 87 | if (natMappingBehavior == NatMappingBehavior.AddressAndPortDependent && natFilteringBehavior == NatFilteringBehavior.AddressAndPortDependent) { 88 | return "对应于RFC3489中的Symmetric NAT"; 89 | } 90 | return "不对应于RFC3489中任何类型;RFC3489只描述了9种NAT组合行为类型中的4种。"; 91 | } 92 | 93 | String get message { 94 | return switch (event.result) { 95 | EventState.idle => "等待", 96 | EventState.running => "运行中", 97 | EventState.success => "结果:\n映射规则:${natMappingBehaviorMessage}\n过滤规则:${natFilteringBehaviorMessage}\n${rfc3489Message}", 98 | EventState.timeout => "超时", 99 | EventState.error => "错误", 100 | EventState.never => "异常", 101 | }; 102 | } 103 | 104 | @override 105 | void initState() { 106 | bus.stream.listen((event) { 107 | if (event is CheckerEvent) { 108 | setState(() { 109 | this.event = event; 110 | }); 111 | } 112 | }); 113 | super.initState(); 114 | } 115 | 116 | Widget StateIcon(EventState state) { 117 | return switch (state) { 118 | EventState.idle => Icon(Icons.trip_origin), 119 | EventState.running => Icon(Icons.timelapse), 120 | EventState.success => Icon(Icons.check), 121 | EventState.timeout => Icon(Icons.running_with_errors), 122 | EventState.error => Icon(Icons.error_outline), 123 | EventState.never => Icon(Icons.block), 124 | }; 125 | } 126 | 127 | Widget StateItem(EventState state, String message) { 128 | return Padding( 129 | padding: EdgeInsets.symmetric(vertical: 4, horizontal: 0), 130 | child: Container( 131 | padding: EdgeInsets.symmetric(vertical: 8, horizontal: 12), 132 | decoration: BoxDecoration( 133 | borderRadius: BorderRadius.circular(20), 134 | color: state == EventState.idle ? Theme.of(context).colorScheme.secondaryContainer : Theme.of(context).colorScheme.primaryContainer, 135 | ), 136 | child: Row( 137 | children: [ 138 | StateIcon(state), 139 | SizedBox(width: 8), 140 | Expanded( 141 | child: Text(message), 142 | ), 143 | ], 144 | ), 145 | ), 146 | ); 147 | } 148 | 149 | @override 150 | Widget build(BuildContext context) { 151 | if (!kIsWeb && Platform.isAndroid) { 152 | SystemChrome.setSystemUIOverlayStyle(SystemUiOverlayStyle( 153 | systemNavigationBarColor: Theme.of(context).colorScheme.surface, 154 | systemNavigationBarDividerColor: Theme.of(context).colorScheme.surface, 155 | systemNavigationBarIconBrightness: Theme.of(context).colorScheme.brightness, 156 | statusBarColor: Colors.transparent, 157 | statusBarBrightness: Theme.of(context).colorScheme.brightness, 158 | statusBarIconBrightness: (Theme.of(context).colorScheme.brightness == Brightness.dark) ? Brightness.light : Brightness.dark, //MIUI的这个行为有异常 159 | )); 160 | } 161 | return Scaffold( 162 | body: SingleChildScrollView( 163 | physics: const BouncingScrollPhysics(parent: AlwaysScrollableScrollPhysics()), 164 | child: SafeArea( 165 | child: Padding( 166 | padding: const EdgeInsets.all(16), 167 | child: Column( 168 | mainAxisAlignment: MainAxisAlignment.start, 169 | crossAxisAlignment: CrossAxisAlignment.start, 170 | children: [ 171 | StateItem(event.result, message), 172 | StateItem(event.initializeLocalAddresses, "本机网络接口检测"), 173 | StateItem(event.performPhase1MappingTest, "本地公网地址检测"), 174 | StateItem(event.performPhase2MappingTest, "独立端点映射检测"), 175 | StateItem(event.performPhase3MappingTest, "地址依赖映射检测"), 176 | StateItem(event.performPhase1FilteringTest, "独立端点过滤检测"), 177 | StateItem(event.performPhase2FilteringTest, "地址依赖过滤检测"), 178 | SizedBox(height: 8), 179 | buildStunEditText(), 180 | buildStunChipGroup(), 181 | ], 182 | ), 183 | ), 184 | ), 185 | ), 186 | floatingActionButton: FloatingActionButton.extended( 187 | icon: Icon(isRunning ? Icons.timelapse : Icons.play_arrow), 188 | label: Text(isRunning ? "等待结果" : "开始检查"), 189 | onPressed: startCheck, 190 | ), 191 | ); 192 | } 193 | 194 | void startCheck() async { 195 | if (isRunning) return; 196 | try { 197 | setState(() { 198 | isRunning = true; 199 | }); 200 | checkerEvent.clear(); 201 | updateCheckerEvent(); 202 | 203 | String input = stunController.text; 204 | 205 | RegExpMatch? match = RegExp(pattern).firstMatch(input); 206 | if (match == null) { 207 | ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text("STUN 输入错误"))); 208 | return; 209 | } 210 | 211 | String host = match.group(1)!; 212 | int port = int.parse(match.group(3) ?? "3478"); 213 | NatChecker checker = NatChecker( 214 | serverHost: host, 215 | serverPort: port, 216 | ); 217 | var (natMappingBehavior, natFilteringBehavior) = await checker.check(); 218 | setState(() { 219 | this.natMappingBehavior = natMappingBehavior; 220 | this.natFilteringBehavior = natFilteringBehavior; 221 | }); 222 | } catch (e) { 223 | showErrorDialog(context, "${e}"); 224 | } finally { 225 | setState(() { 226 | isRunning = false; 227 | }); 228 | } 229 | } 230 | 231 | void showErrorDialog(BuildContext context, String message) { 232 | showDialog( 233 | context: context, 234 | builder: (context) { 235 | return AlertDialog( 236 | title: Text("error"), 237 | content: Text(message), 238 | actions: [ 239 | ElevatedButton( 240 | onPressed: () { 241 | Navigator.pop(context); 242 | }, 243 | child: Text("back"), 244 | ), 245 | ], 246 | ); 247 | }, 248 | ); 249 | } 250 | 251 | Widget buildStunEditText() { 252 | return TextField( 253 | controller: stunController, 254 | decoration: InputDecoration( 255 | labelText: "STUN", 256 | border: const OutlineInputBorder( 257 | borderSide: BorderSide(), 258 | borderRadius: BorderRadius.all(Radius.circular(8.0)), 259 | gapPadding: 8.0, 260 | ), 261 | ), 262 | ); 263 | } 264 | 265 | Widget buildStunChipGroup() { 266 | return Wrap( 267 | children: [ 268 | buildStunChip("stun.hot-chilli.net:3478"), 269 | buildStunChip("stun.l.google.com:19302"), 270 | buildStunChip("stun.stunprotocol.org:3478"), 271 | buildStunChip("stun.ekiga.net:3478"), 272 | buildStunChip("stun.sipgate.net:3478"), 273 | buildStunChip("stun.xten.com:3478"), 274 | buildStunChip("stun.voipbuster.com:3478"), 275 | ], 276 | ); 277 | } 278 | 279 | Widget buildStunChip(String server) { 280 | return Padding( 281 | padding: EdgeInsets.fromLTRB(0, 0, 8, 0), 282 | child: ActionChip( 283 | label: Text(server), 284 | onPressed: () { 285 | stunController.text = server; 286 | }, 287 | ), 288 | ); 289 | } 290 | } 291 | -------------------------------------------------------------------------------- /lib/nat_checker_rfc_5780.dart: -------------------------------------------------------------------------------- 1 | import 'dart:async'; 2 | import 'dart:io'; 3 | 4 | import 'package:purity_nat_type_tester/checker_event.dart'; 5 | import 'package:stun/stun.dart'; 6 | 7 | /// Mapping Behavior： 8 | /// 9 | /// 1）Endpoint-Independent Mapping： 10 | /// 对于一个内网的EndpointP，其映射的外网EndpointG是基本固定的，不会随着通信外部主机的不同而变化。 11 | /// 12 | /// 2）Address and Port-Dependent Mapping： 13 | /// 对于一个内网的EndpointP，如果与之通信的外部为EndpointGB1，那么EndpointP就会被NAT映射成EndpointG1； 14 | /// 如果与之通信的外部为EndpointGB2，那么EndpointP就会被NAT映射成EndpointG2。 15 | /// 也就是只要之通信的外部为EndpointGB发生变化，那么映射的外网EndpointG就会变化。 16 | /// 17 | /// 3）Address-Dependent Mapping： 18 | /// 对于一个内网的EndpointP，如果与之通信的外部为EndpointGB1，那么EndpointP就会被NAT映射成EndpointG1； 19 | /// 如果与之通信的外部为EndpointGB2(如果EndpointGB2的IP和EndpointGB1的相同)， 20 | /// 那么EndpointP同样会被NAT映射成EndpointG1，否则就会被NAT映射成EndpointG2。 21 | /// 也就是只要之通信的外部为EndpointGB的IP发生变化，那么映射的外网EndpointG就会变化。 22 | enum NatMappingBehavior { 23 | Block, 24 | EndpointIndependent, 25 | AddressDependent, 26 | AddressAndPortDependent, 27 | } 28 | 29 | /// Filtering Behavior： 30 | /// 31 | /// 1）Endpoint-Independent Filtering： 32 | /// 对于这种过滤类型，NAT在在自己的一个外网EndpointG1收到数据包，只要找到与之对应的内网EndpointP1， 33 | /// NAT就会转发这个数据包给相应的内网EndpointP1，不管这个数据包的来源是那里。(一般来说，这样过滤规则的NAT是比较少的，因为这样的安全系数比较低) 34 | /// 35 | /// 2）Address and Port-Dependent Filtering： 36 | /// 对于这种过滤类型，NAT在自己的一个外网EndpointG1收到来源是EndpointGA1数据包， 37 | /// 这个时候NAT要判断自己是否曾经通过自己的EndpointG1给EndpointGA1发送过数据包， 38 | /// 如果曾经发过，那么NAT就允许该数据包通过NAT并路由给内网与之对于的内网EndpointP1； 39 | /// 如果没发过，那么NAT会不允许该数据包通过NAT。 40 | /// 41 | /// 3）Address-Dependent Filtering： 42 | /// 对于这种过滤类型，NAT在自己的一个外网EndpointG1收到来源是EndpointGA1数据包， 43 | /// 这个时候NAT要判断自己是否曾经通过自己的EndpointG1给和EndpointGA1的IP相同的机器发送过数据包(这里会忽略端口)， 44 | /// 如果曾经发过，那么NAT就允许该数据包通过NAT并路由给内网与之对于的内网EndpointP1； 45 | /// 如果没发过，那么NAT会不允许该数据包通过NAT。 46 | enum NatFilteringBehavior { 47 | Block, 48 | EndpointIndependent, 49 | AddressDependent, 50 | AddressAndPortDependent, 51 | } 52 | 53 | /// 要进行NAT类型的侦测，需要一个具有双公网IP的服务器来协助侦测，我们称该服务器为STUN Server。假设STUN Server的双IP分别为IP_SA(125.227.152.3)和IP_SB(125.227.152.4) 监听的两个端口分别为PORT_SA(4777)和PORT_SB(4888)，客户端A的内网和端口分别为IP_CA(10.70.142.12)和PORT_CA(1234)。 54 | /// 55 | /// 1）客户端A以IP_CA: PORT_CA给STUN Server的IP_SA: PORT_SA发送一个bind请求，STUN server以IP_SA: PORT_SA给客户端A的IP_CA: PORT_CA回复响应，响应内容大体为：（NAT映射后的IP地址和端口为：IP_MCA1: PORT_MCA1，STUN Server的另外一个IP地址和端口为：IP_SB: PORT_SB）。这个时候客户端判断，如果IP_CA: PORT_CA == IP_MCA1: PORT_MCA1，那么该客户端是拥有公网IP的，NAT类型侦测结束。 56 | /// 57 | /// 2）客户端A以IP_CA: PORT_CA给STUN server的IP_SB: PORT_SA(相对步骤1 ip改变了)发送一个bind请求，STUN server以IP_SB: PORT_SA给客户端A的IP_CA: PORT_CA回复响应，响应内容大体为：（NAT映射后的IP地址和端口为：IP_MCA2: PORT_MCA2）。这个时候客户端判断，如果IP_MCA1: PORT_MCA1 == IP_MCA2: PORT_MCA2，那么NAT是Endpoint Independent Mapping的映射规则，也就是同样的内网地址IP_CA: PORT_CA经过这种NAT映射后的IP_M: PORT_M是固定不变的；如果IP_MCA1: PORT_MCA1 != IP_MCA2: PORT_MCA2,那么就要进行下面的第3步测试。 58 | /// 59 | /// 3）客户端A以IP_CA: PORT_CA给STUN server的IP_SB: PORT_SB(相对步骤1 ip和port改变了)发送一个bind请求，STUN server以IP_SB: PORT_SB给客户端A的IP_CA: PORT_CA回复响应，响应内容大体为：（NAT映射后的IP地址和端口为：IP_MCA3: PORT_MCA3）。这个时候客户端判断，如果IP_MCA2: PORT_MCA2== IP_MCA3: PORT_MCA3，那么NAT是Address Dependent Mapping的映射规则，也就是只要是目的IP是相同的，那么同样的内网地址IP_CA: PORT_CA经过这种NAT映射后的IP_M: PORT_M是固定不变的；如果IP_MCA2: PORT_MCA2!= IP_MCA3: PORT_MCA3，那么NAT是Address and Port Dependent Mapping，只要目的IP和PORT中有一个不一样，那么同样的内网地址IP_CA: PORT_CA经过这种NAT映射后的IP_M: PORT_M是不一样的。 60 | /// 61 | /// 以上三个步骤是进行Mapping Behavior的侦测，下面两个步骤是进行Filtering Behavior侦测： 62 | /// 63 | /// 4）客户端A以IP_CA: PORT_CA给STUN server的IP_SA: PORT_SA发送一个bind请求（请求中带CHANGE-REQUEST attribute来要求stun server改变IP和PORT来响应），STUN server以IP_SB: PORT_SB给客户端A的IP_CA: PORT_CA回复响应。如果客户端A能收到STUN server的响应，那么NAT是Endpoint-Independent Filtering的过滤规则，也就是只要给客户端A的IP_CA: PORT_CA映射后的IP_MCA: PORT_MCA地址发送数据都能通过NAT到达客户端A的IP_CA: PORT_CA（这种过滤规则的NAT估计很少）。如果不能收到STUN server的响应，那么需要进行下面的第五步测试。 64 | /// 65 | /// 5）客户端A以IP_CA: PORT_CA给STUN server的IP_SA: PORT_SA发送一个bind请求（请求中带CHANGE-REQUEST attribute来要求stun server改变PORT来响应），STUN server以IP_SA: PORT_SB给客户端A的IP_CA: PORT_CA回复响应。如果客户端A能收到STUN server的响应，NAT是Address-Dependent Filtering的过滤规则，也就是只要之前客户端A以IP_CA: PORT_CA给IP为IP_D的主机发送过数据，那么在NAT映射的有效期内，IP为IP_D的主机以任何端口给客户端A的IP_CA: PORT_CA映射后的IP_MCA: PORT_MCA地址发送数据都能通过NAT到达客户端A的IP_CA: PORT_CA；如果不能收到响应，NAT是Address and Port-Dependent Filtering的过滤规则，也即是只有之前客户端A以IP_CA: PORT_CA给目的主机的IP_D: PORT_D发送过数据，那么在NAT映射的有效期内，只有以IP_D: PORT_D给客户端A的IP_CA: PORT_CA映射后的IP_MCA: PORT_MCA地址发送数据才能通过NAT到达客户端A的IP_CA: PORT_CA。 66 | /// 67 | /// 通过以上5个步骤就能完成完整的NAT类型侦测。 68 | /// 69 | /// 将NAT映射规则和过滤规则组合起来就形成9中不同的NAT行为类型： 70 | /// 71 | /// 1）Endpoint Independent Mapping和Endpoint-Independent Filtering组合对应于RFC3489中的Full Cone NAT； 72 | /// 2）Endpoint Independent Mapping和Address-Dependent Filtering组合对应于RFC3489中的Restricted Cone NAT； 73 | /// 3）Endpoint Independent Mapping和Address and Port-Dependent Filtering组合对应于RFC3489中的Port Restricted Cone NAT； 74 | /// 4）Address and Port-Dependent Mapping和Address and Port-Dependent Filtering组合是RFC3489中所说的Symmetric NAT。 75 | /// 76 | /// 77 | /// 可见RFC3489只描述了9种NAT组合行为类型中的4种。最后一个文档rfc5769，定义了一些STUN协议的测试数据用于测试STUN server的正确性。 78 | class NatChecker { 79 | String serverHost; 80 | int serverPort; 81 | String localIp; 82 | int localPort; 83 | 84 | NatChecker({ 85 | this.serverHost = "stun.hot-chilli.net", 86 | this.serverPort = 3478, 87 | this.localIp = "0.0.0.0", 88 | this.localPort = 54320, 89 | }); 90 | 91 | List _localAddresses = []; 92 | 93 | late StunClient _stunClient = StunClient.create( 94 | transport: Transport.udp, 95 | serverHost: serverHost, 96 | serverPort: serverPort, 97 | localIp: localIp, 98 | localPort: localPort, 99 | stunProtocol: StunProtocol.RFC5780, 100 | ); 101 | 102 | Future<(NatMappingBehavior, NatFilteringBehavior)> check() async { 103 | checkerEvent.result = EventState.running; 104 | _localAddresses = await _initializeLocalAddresses(); 105 | NatMappingBehavior natMappingBehavior = await _performPhase1MappingTest(); 106 | NatFilteringBehavior natFilteringBehavior = await _performPhase1FilteringTest(); 107 | checkerEvent.result = EventState.success; 108 | return (natMappingBehavior, natFilteringBehavior); 109 | } 110 | 111 | Future> _initializeLocalAddresses() async { 112 | try { 113 | checkerEvent.initializeLocalAddresses = EventState.running; 114 | updateCheckerEvent(); 115 | List addresses = []; 116 | for (NetworkInterface networkInterface in await NetworkInterface.list()) { 117 | for (InternetAddress internetAddress in networkInterface.addresses) { 118 | addresses.add(internetAddress.address); 119 | } 120 | } 121 | checkerEvent.initializeLocalAddresses = EventState.success; 122 | updateCheckerEvent(); 123 | return addresses; 124 | } catch (e) { 125 | checkerEvent.initializeLocalAddresses = EventState.error; 126 | updateCheckerEvent(); 127 | rethrow; 128 | } 129 | } 130 | 131 | Future _performPhase1MappingTest() async { 132 | try { 133 | checkerEvent.performPhase1MappingTest = EventState.running; 134 | updateCheckerEvent(); 135 | //1）客户端A以IP_CA: PORT_CA给STUN Server的IP_SA: PORT_SA发送一个bind请求，STUN server以IP_SA: PORT_SA给客户端A的IP_CA: PORT_CA回复响应， 136 | // 响应内容大体为：（NAT映射后的IP地址和端口为：IP_MCA1: PORT_MCA1，STUN Server的另外一个IP地址和端口为：IP_SB: PORT_SB）。 137 | // 这个时候客户端判断，如果IP_CA: PORT_CA == IP_MCA1: PORT_MCA1，那么该客户端是拥有公网IP的，NAT类型侦测结束。 138 | StunMessageRfc5780 message = await _stunClient.sendAndAwait(_stunClient.createBindingStunMessage(), isAutoClose: true) as StunMessageRfc5780; 139 | 140 | if (!message.attributes.any((e) => e.type == StunAttributes.TYPE_XOR_MAPPED_ADDRESS)) { 141 | //服务器不支持rfc5780 142 | throw Exception('服务器不支持 RFC5780 协议'); 143 | } 144 | if (_localAddresses.contains(message.xorMappedAddressAttribute.addressDisplayName) && message.xorMappedAddressAttribute.port == serverPort) { 145 | checkerEvent.performPhase1MappingTest = EventState.success; 146 | checkerEvent.performPhase2MappingTest = EventState.never; 147 | checkerEvent.performPhase3MappingTest = EventState.never; 148 | updateCheckerEvent(); 149 | return NatMappingBehavior.EndpointIndependent; 150 | } 151 | checkerEvent.performPhase1MappingTest = EventState.success; 152 | updateCheckerEvent(); 153 | return _performPhase2MappingTest(message); 154 | } on TimeoutException catch (e) { 155 | checkerEvent.performPhase1MappingTest = EventState.timeout; 156 | checkerEvent.performPhase2MappingTest = EventState.never; 157 | checkerEvent.performPhase3MappingTest = EventState.never; 158 | updateCheckerEvent(); 159 | return NatMappingBehavior.Block; 160 | } catch (e, stackTrace) { 161 | checkerEvent.performPhase1MappingTest = EventState.error; 162 | checkerEvent.performPhase2MappingTest = EventState.never; 163 | checkerEvent.performPhase3MappingTest = EventState.never; 164 | updateCheckerEvent(); 165 | rethrow; 166 | } 167 | } 168 | 169 | Future _performPhase2MappingTest(StunMessageRfc5780 message1) async { 170 | try { 171 | checkerEvent.performPhase2MappingTest = EventState.running; 172 | updateCheckerEvent(); 173 | // 2）客户端A以IP_CA: PORT_CA给STUN server的IP_SB: PORT_SA(相对步骤1 ip改变了)发送一个bind请求，STUN server以IP_SB: PORT_SA给客户端A的IP_CA: PORT_CA回复响应， 174 | // 响应内容大体为：（NAT映射后的IP地址和端口为：IP_MCA2: PORT_MCA2）。 175 | // 这个时候客户端判断， 176 | // 如果IP_MCA1: PORT_MCA1 == IP_MCA2: PORT_MCA2，那么NAT是Endpoint Independent Mapping的映射规则，也就是同样的内网地址IP_CA: PORT_CA经过这种NAT映射后的IP_M: PORT_M是固定不变的； 177 | // 如果IP_MCA1: PORT_MCA1 != IP_MCA2: PORT_MCA2,那么就要进行下面的第3步测试。 178 | _stunClient.serverHost = message1.otherAddress.addressDisplayName!; 179 | StunMessageRfc5780 message = await _stunClient.sendAndAwait(_stunClient.createBindingStunMessage(), isAutoClose: true) as StunMessageRfc5780; 180 | if (!message.attributes.any((e) => e.type == StunAttributes.TYPE_XOR_MAPPED_ADDRESS)) { 181 | //服务器不支持rfc5780 182 | throw Exception('服务器不支持 RFC5780 协议'); 183 | } 184 | if (message.xorMappedAddressAttribute == message1.xorMappedAddressAttribute) { 185 | checkerEvent.performPhase2MappingTest = EventState.success; 186 | checkerEvent.performPhase3MappingTest = EventState.never; 187 | updateCheckerEvent(); 188 | return NatMappingBehavior.EndpointIndependent; 189 | } 190 | checkerEvent.performPhase2MappingTest = EventState.success; 191 | updateCheckerEvent(); 192 | return _performPhase3MappingTest(message1, message); 193 | } on TimeoutException catch (e) { 194 | checkerEvent.performPhase2MappingTest = EventState.timeout; 195 | checkerEvent.performPhase3MappingTest = EventState.never; 196 | updateCheckerEvent(); 197 | return NatMappingBehavior.Block; 198 | } catch (e, stackTrace) { 199 | checkerEvent.performPhase2MappingTest = EventState.error; 200 | checkerEvent.performPhase3MappingTest = EventState.never; 201 | updateCheckerEvent(); 202 | rethrow; 203 | } 204 | } 205 | 206 | Future _performPhase3MappingTest(StunMessageRfc5780 message1, StunMessageRfc5780 message2) async { 207 | try { 208 | checkerEvent.performPhase3MappingTest = EventState.running; 209 | updateCheckerEvent(); 210 | // 3）客户端A以IP_CA: PORT_CA给STUN server的IP_SB: PORT_SB(相对步骤1 ip和port改变了)发送一个bind请求，STUN server以IP_SB: PORT_SB给客户端A的IP_CA: PORT_CA回复响应， 211 | // 响应内容大体为：（NAT映射后的IP地址和端口为：IP_MCA3: PORT_MCA3）。 212 | // 这个时候客户端判断， 213 | // 如果IP_MCA2: PORT_MCA2== IP_MCA3: PORT_MCA3，那么NAT是Address Dependent Mapping的映射规则，也就是只要是目的IP是相同的，那么同样的内网地址IP_CA: PORT_CA经过这种NAT映射后的IP_M: PORT_M是固定不变的； 214 | // 如果IP_MCA2: PORT_MCA2!= IP_MCA3: PORT_MCA3，那么NAT是Address and Port Dependent Mapping，只要目的IP和PORT中有一个不一样，那么同样的内网地址IP_CA: PORT_CA经过这种NAT映射后的IP_M: PORT_M是不一样的。 215 | _stunClient.serverHost = message1.otherAddress.addressDisplayName!; 216 | _stunClient.serverPort = message1.otherAddress.port; 217 | StunMessageRfc5780 message = await _stunClient.sendAndAwait(_stunClient.createBindingStunMessage(), isAutoClose: true) as StunMessageRfc5780; 218 | if (!message.attributes.any((e) => e.type == StunAttributes.TYPE_XOR_MAPPED_ADDRESS)) { 219 | //服务器不支持rfc5780 220 | throw Exception('服务器不支持 RFC5780 协议'); 221 | } 222 | if (message.xorMappedAddressAttribute == message2.xorMappedAddressAttribute) { 223 | checkerEvent.performPhase3MappingTest = EventState.success; 224 | updateCheckerEvent(); 225 | return NatMappingBehavior.AddressDependent; 226 | } else { 227 | checkerEvent.performPhase3MappingTest = EventState.success; 228 | updateCheckerEvent(); 229 | return NatMappingBehavior.AddressAndPortDependent; 230 | } 231 | } on TimeoutException catch (e) { 232 | checkerEvent.performPhase3MappingTest = EventState.timeout; 233 | updateCheckerEvent(); 234 | return NatMappingBehavior.Block; 235 | } catch (e, stackTrace) { 236 | checkerEvent.performPhase3MappingTest = EventState.error; 237 | updateCheckerEvent(); 238 | rethrow; 239 | } 240 | } 241 | 242 | Future _performPhase1FilteringTest() async { 243 | try { 244 | checkerEvent.performPhase1FilteringTest = EventState.running; 245 | updateCheckerEvent(); 246 | // 4）客户端A以IP_CA: PORT_CA给STUN server的IP_SA: PORT_SA发送一个bind请求（请求中带CHANGE-REQUEST attribute来要求stun server改变IP和PORT来响应），STUN server以IP_SB: PORT_SB给客户端A的IP_CA: PORT_CA回复响应。 247 | // 如果客户端A能收到STUN server的响应，那么NAT是Endpoint-Independent Filtering的过滤规则，也就是只要给客户端A的IP_CA: PORT_CA映射后的IP_MCA: PORT_MCA地址发送数据都能通过NAT到达客户端A的IP_CA: PORT_CA（这种过滤规则的NAT估计很少）。 248 | // 如果不能收到STUN server的响应，那么需要进行下面的第五步测试。 249 | StunMessage message = await _stunClient.sendAndAwait(_stunClient.createChangeStunMessage(flagChangeIp: true, flagChangePort: true), isAutoClose: true); 250 | checkerEvent.performPhase1FilteringTest = EventState.success; 251 | checkerEvent.performPhase2FilteringTest = EventState.never; 252 | updateCheckerEvent(); 253 | return NatFilteringBehavior.EndpointIndependent; 254 | } on TimeoutException catch (e) { 255 | checkerEvent.performPhase1FilteringTest = EventState.timeout; 256 | updateCheckerEvent(); 257 | return _performPhase2FilteringTest(); 258 | } catch (e, stackTrace) { 259 | checkerEvent.performPhase1FilteringTest = EventState.error; 260 | checkerEvent.performPhase2FilteringTest = EventState.never; 261 | updateCheckerEvent(); 262 | rethrow; 263 | } 264 | } 265 | 266 | Future _performPhase2FilteringTest() async { 267 | try { 268 | checkerEvent.performPhase2FilteringTest = EventState.running; 269 | updateCheckerEvent(); 270 | // 5）客户端A以IP_CA: PORT_CA给STUN server的IP_SA: PORT_SA发送一个bind请求（请求中带CHANGE-REQUEST attribute来要求stun server改变PORT来响应），STUN server以IP_SA: PORT_SB给客户端A的IP_CA: PORT_CA回复响应。 271 | // 如果客户端A能收到STUN server的响应，NAT是Address-Dependent Filtering的过滤规则，也就是只要之前客户端A以IP_CA: PORT_CA给IP为IP_D的主机发送过数据， 272 | // 那么在NAT映射的有效期内，IP为IP_D的主机以任何端口给客户端A的IP_CA: PORT_CA映射后的IP_MCA: PORT_MCA地址发送数据都能通过NAT到达客户端A的IP_CA: PORT_CA； 273 | // 如果不能收到响应，NAT是Address and Port-Dependent Filtering的过滤规则，也即是只有之前客户端A以IP_CA: PORT_CA给目的主机的IP_D: PORT_D发送过数据， 274 | // 那么在NAT映射的有效期内，只有以IP_D: PORT_D给客户端A的IP_CA: PORT_CA映射后的IP_MCA: PORT_MCA地址发送数据才能通过NAT到达客户端A的IP_CA: PORT_CA。 275 | StunMessage message = await _stunClient.sendAndAwait(_stunClient.createChangeStunMessage(flagChangeIp: false, flagChangePort: true), isAutoClose: true); 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