protected override void OnCreate(Bundle bundle)
{
TabLayoutResource = Resource.Layout.Tabbar;
ToolbarResource = Resource.Layout.Toolbar;
base.OnCreate(bundle);
var env = new Cryoprison.Ex.Env();
env.Reporter.OnJailbreakReported = (id) => {
Console.WriteLine($"Jailbreak: {id ?? "<null>"}");
};
env.Reporter.OnExceptionReported = (message, exception) => {
Console.WriteLine($"Jailbreak Error: {message}");
Console.WriteLine(exception.ToString());
};
this.jailbreakDetector = new Cryoprison.Android.JailbreakDetector(env);
SampleApp.App.IsJailBroken = () =>
{
return(this.jailbreakDetector.IsJailbroken);
};
SampleApp.App.JailBreaks = () =>
{
return(this.jailbreakDetector.Violations);
};
global::Xamarin.Forms.Forms.Init(this, bundle);
LoadApplication(new App());
}
//
// This method is invoked when the application has loaded and is ready to run. In this
// method you should instantiate the window, load the UI into it and then make the window
// visible.
//
// You have 17 seconds to return from this method, or iOS will terminate your application.
//
public override bool FinishedLaunching(UIApplication app, NSDictionary options)
{
var env = new Cryoprison.Ex.Env();
env.Reporter.OnJailbreakReported = (id) => {
Console.WriteLine($"Jailbreak: {id ?? "<null>"}");
};
env.Reporter.OnExceptionReported = (message, exception) => {
Console.WriteLine($"Jailbreak Error: {message}");
Console.WriteLine(exception.ToString());
};
this.jailbreakDetector = new Cryoprison.iOS.JailbreakDetector(env);
SampleApp.App.IsJailBroken = () =>
{
return(this.jailbreakDetector.IsJailbroken);
};
SampleApp.App.JailBreaks = () =>
{
return(this.jailbreakDetector.Violations);
};
global::Xamarin.Forms.Forms.Init();
LoadApplication(new App());
return(base.FinishedLaunching(app, options));
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Cryoprison.Android.JailbreakDetector"/> class.
/// By default, the jailbreak detector will be 'simulator friendly'
/// when built in debug mode, and hostile towards the simulator in release
/// builds. This is intended to aid debugging, since the simulator will
/// appear to be jailbroken due to installed debugging tools.
/// </summary>
/// <param name="simulatorFriendly">Simulator friendly.</param>
public JailbreakDetector(Cryoprison.Ex.Env env, bool?simulatorFriendly = null)
: base(env)
{
if (simulatorFriendly == null)
{
#if DEBUG
simulatorFriendly = true;
#else
simulatorFriendly = false;
#endif
}
if (!simulatorFriendly.Value)
{
this.AddInspectors(PropsShouldNotBeSetUnlessDebugging.GetInspectors <ShouldNotHavePropValues>());
}
this.AddInspectors(ExecutablesShouldNotBeFound.GetInspectors <ShouldNotBeAbleToLocateFile>());
this.AddInspectors(BuildTagsShouldNotBeFound.GetInspectors <ShouldNotHaveSpecificBuildTags>());
this.AddInspectors(RootAppsShouldNotBeInstalled.GetInspectors <ShouldNotHavePackageInstalled>());
this.AddInspectors(DangerousAppsShouldNotBeInstalled.GetInspectors <ShouldNotHavePackageInstalled>());
this.AddInspectors(RootCloakingAppsShouldNotBeInstalled.GetInspectors <ShouldNotHavePackageInstalled>());
this.AddInspectors(DangerousExecutablesShouldNotBeInstalled.GetInspectors <FileNotPresent>());
this.AddInspectors(PathsShouldNotBeWritable.GetInspectors <FileNotDestructivelyWritable>());
this.AddInspectors(PropsShouldNotBeSet.GetInspectors <ShouldNotHavePropValues>());
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Cryoprison.iOS.JailbreakDetector"/> class.
/// By default, the jailbreak detector will be 'simulator friendly'
/// when built in debug mode, and hostile towards the simulator in release
/// builds. This is intended to aid debugging, since the simulator will
/// appear to be jailbroken due to installed debugging tools.
/// </summary>
/// <param name="simulatorFriendly">Simulator friendly.</param>
public JailbreakDetector(Cryoprison.Ex.Env env, bool?simulatorFriendly = null)
: base(env)
{
if (simulatorFriendly == null)
{
#if DEBUG
simulatorFriendly = true;
#else
simulatorFriendly = false;
#endif
}
// TODO: There is some interesting obfuscated logic here
// that would be worth investigating further. Might be some
// cool tricks there.
// https://github.com/masbog/isJB/blob/master/JailbreakDetection/JBDetect.m
//
// later: add forking, info plist and exe modification detection
//
// maybe: obfuscate self to hide from sneaky jailbreaks.
if (!simulatorFriendly.Value)
{
this.AddInspectors(new[] { new ShouldBeMobileProvisioned() });
}
this.AddInspectors(PathsShouldNotBeSymbolicLinks.GetInspectors <Cryoprison.iOS.PlatformSpecific.PathNotSymbolicLink>());
this.AddInspectors(FilesShouldNotBePresent.GetInspectors <FileNotPresent>());
this.AddInspectors(FilesShouldNotBeAccessible.GetInspectors <FileNotAccessible>());
if (!simulatorFriendly.Value)
{
this.AddInspectors(DeveloperFilesShouldNotBePresent.GetInspectors <FileNotPresent>());
this.AddInspectors(DeveloperFilesShouldNotBeAccessible.GetInspectors <FileNotAccessible>());
}
this.AddInspectors(DirectoriesShouldNotBePresent.GetInspectors <DirectoryNotPresent>());
this.AddInspectors(FilesShouldNotBeDestructivelyWritable.GetInspectors <FileNotDestructivelyWritable>());
this.AddInspectors(UrlsShouldNotBeOpenable.GetInspectors <Cryoprison.iOS.PlatformSpecific.UrlNotOpenable>());
}
protected override void OnCreate(Bundle savedInstanceState)
{
Cryoprison.Ex.Env env = new Cryoprison.Ex.Env();
Cryoprison.Android.JailbreakDetector jbDetect = new Cryoprison.Android.JailbreakDetector(env, true);
var isJailbroken = jbDetect.IsJailbroken;
if (!isJailbroken)
{
TabLayoutResource = Resource.Layout.Tabbar;
ToolbarResource = Resource.Layout.Toolbar;
base.OnCreate(savedInstanceState);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
LoadApplication(new App());
}
else
{
var activity = (Activity)Android.App.Application.Context;
activity.FinishAffinity();
}
}
