diff --git a/USB Lockdown/App.config b/USB Lockdown/App.config new file mode 100644 index 0000000..8e15646 --- /dev/null +++ b/USB Lockdown/App.config @@ -0,0 +1,6 @@ + + + + + + \ No newline at end of file diff --git a/USB Lockdown/Form1.Designer.cs b/USB Lockdown/Form1.Designer.cs new file mode 100644 index 0000000..14e7539 --- /dev/null +++ b/USB Lockdown/Form1.Designer.cs @@ -0,0 +1,39 @@ +namespace USB_Lockdown +{ + partial class Form1 + { + /// + /// Required designer variable. + /// + private System.ComponentModel.IContainer components = null; + + /// + /// Clean up any resources being used. + /// + /// true if managed resources should be disposed; otherwise, false. + protected override void Dispose(bool disposing) + { + if (disposing && (components != null)) + { + components.Dispose(); + } + base.Dispose(disposing); + } + + #region Windows Form Designer generated code + + /// + /// Required method for Designer support - do not modify + /// the contents of this method with the code editor. + /// + private void InitializeComponent() + { + this.components = new System.ComponentModel.Container(); + this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; + this.Text = "Form1"; + } + + #endregion + } +} + diff --git a/USB Lockdown/Form1.cs b/USB Lockdown/Form1.cs new file mode 100644 index 0000000..0df705d --- /dev/null +++ b/USB Lockdown/Form1.cs @@ -0,0 +1,20 @@ +using System; +using System.Collections.Generic; +using System.ComponentModel; +using System.Data; +using System.Drawing; +using System.Linq; +using System.Text; +using System.Threading.Tasks; +using System.Windows.Forms; + +namespace USB_Lockdown +{ + public partial class Form1 : Form + { + public Form1() + { + InitializeComponent(); + } + } +} diff --git a/USB Lockdown/Program.cs b/USB Lockdown/Program.cs new file mode 100644 index 0000000..9b6a4a1 --- /dev/null +++ b/USB Lockdown/Program.cs @@ -0,0 +1,22 @@ +using System; +using System.Collections.Generic; +using System.Linq; +using System.Threading.Tasks; +using System.Windows.Forms; + +namespace USB_Lockdown +{ + static class Program + { + /// + /// The main entry point for the application. + /// + [STAThread] + static void Main() + { + Application.EnableVisualStyles(); + Application.SetCompatibleTextRenderingDefault(false); + Application.Run(new Form1()); + } + } +} diff --git a/USB Lockdown/Properties/AssemblyInfo.cs b/USB Lockdown/Properties/AssemblyInfo.cs new file mode 100644 index 0000000..bc9e69b --- /dev/null +++ b/USB Lockdown/Properties/AssemblyInfo.cs @@ -0,0 +1,36 @@ +using System.Reflection; +using System.Runtime.CompilerServices; +using System.Runtime.InteropServices; + +// General Information about an assembly is controlled through the following +// set of attributes. Change these attribute values to modify the information +// associated with an assembly. +[assembly: AssemblyTitle("USB Lockdown")] +[assembly: AssemblyDescription("")] +[assembly: AssemblyConfiguration("")] +[assembly: AssemblyCompany("")] +[assembly: AssemblyProduct("USB Lockdown")] +[assembly: AssemblyCopyright("Copyright © 2014")] +[assembly: AssemblyTrademark("")] +[assembly: AssemblyCulture("")] + +// Setting ComVisible to false makes the types in this assembly not visible +// to COM components. If you need to access a type in this assembly from +// COM, set the ComVisible attribute to true on that type. +[assembly: ComVisible(false)] + +// The following GUID is for the ID of the typelib if this project is exposed to COM +[assembly: Guid("ffd4cfc3-e927-47b0-bf44-086a4c339ece")] + +// Version information for an assembly consists of the following four values: +// +// Major Version +// Minor Version +// Build Number +// Revision +// +// You can specify all the values or you can default the Build and Revision Numbers +// by using the '*' as shown below: +// [assembly: AssemblyVersion("1.0.*")] +[assembly: AssemblyVersion("1.0.0.0")] +[assembly: AssemblyFileVersion("1.0.0.0")] diff --git a/USB Lockdown/Properties/Resources.Designer.cs b/USB Lockdown/Properties/Resources.Designer.cs new file mode 100644 index 0000000..9779d50 --- /dev/null +++ b/USB Lockdown/Properties/Resources.Designer.cs @@ -0,0 +1,71 @@ +//------------------------------------------------------------------------------ +// +// This code was generated by a tool. +// Runtime Version:4.0.30319.34014 +// +// Changes to this file may cause incorrect behavior and will be lost if +// the code is regenerated. +// +//------------------------------------------------------------------------------ + +namespace USB_Lockdown.Properties +{ + + + /// + /// A strongly-typed resource class, for looking up localized strings, etc. + /// + // This class was auto-generated by the StronglyTypedResourceBuilder + // class via a tool like ResGen or Visual Studio. + // To add or remove a member, edit your .ResX file then rerun ResGen + // with the /str option, or rebuild your VS project. + [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0")] + [global::System.Diagnostics.DebuggerNonUserCodeAttribute()] + [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()] + internal class Resources + { + + private static global::System.Resources.ResourceManager resourceMan; + + private static global::System.Globalization.CultureInfo resourceCulture; + + [global::System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")] + internal Resources() + { + } + + /// + /// Returns the cached ResourceManager instance used by this class. + /// + [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)] + internal static global::System.Resources.ResourceManager ResourceManager + { + get + { + if ((resourceMan == null)) + { + global::System.Resources.ResourceManager temp = new global::System.Resources.ResourceManager("USB_Lockdown.Properties.Resources", typeof(Resources).Assembly); + resourceMan = temp; + } + return resourceMan; + } + } + + /// + /// Overrides the current thread's CurrentUICulture property for all + /// resource lookups using this strongly typed resource class. + /// + [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)] + internal static global::System.Globalization.CultureInfo Culture + { + get + { + return resourceCulture; + } + set + { + resourceCulture = value; + } + } + } +} diff --git a/USB Lockdown/Properties/Resources.resx b/USB Lockdown/Properties/Resources.resx new file mode 100644 index 0000000..af7dbeb --- /dev/null +++ b/USB Lockdown/Properties/Resources.resx @@ -0,0 +1,117 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + text/microsoft-resx + + + 2.0 + + + System.Resources.ResXResourceReader, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 + + + System.Resources.ResXResourceWriter, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 + + \ No newline at end of file diff --git a/USB Lockdown/Properties/Settings.Designer.cs b/USB Lockdown/Properties/Settings.Designer.cs new file mode 100644 index 0000000..925e397 --- /dev/null +++ b/USB Lockdown/Properties/Settings.Designer.cs @@ -0,0 +1,30 @@ +//------------------------------------------------------------------------------ +// +// This code was generated by a tool. +// Runtime Version:4.0.30319.34014 +// +// Changes to this file may cause incorrect behavior and will be lost if +// the code is regenerated. +// +//------------------------------------------------------------------------------ + +namespace USB_Lockdown.Properties +{ + + + [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()] + [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "11.0.0.0")] + internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase + { + + private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings()))); + + public static Settings Default + { + get + { + return defaultInstance; + } + } + } +} diff --git a/USB Lockdown/Properties/Settings.settings b/USB Lockdown/Properties/Settings.settings new file mode 100644 index 0000000..3964565 --- /dev/null +++ b/USB Lockdown/Properties/Settings.settings @@ -0,0 +1,7 @@ + + + + + + + diff --git a/USB Lockdown/USB Lockdown.csproj b/USB Lockdown/USB Lockdown.csproj new file mode 100644 index 0000000..9889927 --- /dev/null +++ b/USB Lockdown/USB Lockdown.csproj @@ -0,0 +1,86 @@ + + + + + Debug + AnyCPU + {347CAF7D-5114-4295-AC5D-13F5ABEC4D1D} + WinExe + Properties + USB_Lockdown + USB Lockdown + v4.5 + 512 + + + AnyCPU + true + full + false + bin\Debug\ + DEBUG;TRACE + prompt + 4 + + + AnyCPU + pdbonly + true + bin\Release\ + TRACE + prompt + 4 + + + + + + + + + + + + + + + + Form + + + Form1.cs + + + + + + ResXFileCodeGenerator + Resources.Designer.cs + Designer + + + True + Resources.resx + + + SettingsSingleFileGenerator + Settings.Designer.cs + + + True + Settings.settings + True + + + + + + + + \ No newline at end of file diff --git a/USB Lockdown/USB Lockdown.sln b/USB Lockdown/USB Lockdown.sln new file mode 100644 index 0000000..b4ecc0b --- /dev/null +++ b/USB Lockdown/USB Lockdown.sln @@ -0,0 +1,22 @@ + +Microsoft Visual Studio Solution File, Format Version 12.00 +# Visual Studio Express 2013 for Windows Desktop +VisualStudioVersion = 12.0.21005.1 +MinimumVisualStudioVersion = 10.0.40219.1 +Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "USB Lockdown", "USB Lockdown.csproj", "{347CAF7D-5114-4295-AC5D-13F5ABEC4D1D}" +EndProject +Global + GlobalSection(SolutionConfigurationPlatforms) = preSolution + Debug|Any CPU = Debug|Any CPU + Release|Any CPU = Release|Any CPU + EndGlobalSection + GlobalSection(ProjectConfigurationPlatforms) = postSolution + {347CAF7D-5114-4295-AC5D-13F5ABEC4D1D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU + {347CAF7D-5114-4295-AC5D-13F5ABEC4D1D}.Debug|Any CPU.Build.0 = Debug|Any CPU + {347CAF7D-5114-4295-AC5D-13F5ABEC4D1D}.Release|Any CPU.ActiveCfg = Release|Any CPU + {347CAF7D-5114-4295-AC5D-13F5ABEC4D1D}.Release|Any CPU.Build.0 = Release|Any CPU + EndGlobalSection + GlobalSection(SolutionProperties) = preSolution + HideSolutionNode = FALSE + EndGlobalSection +EndGlobal diff --git a/USB Lockdown/keyboardDisable.cs b/USB Lockdown/keyboardDisable.cs new file mode 100644 index 0000000..4a219d2 --- /dev/null +++ b/USB Lockdown/keyboardDisable.cs @@ -0,0 +1,382 @@ +/// KEYBOARD.CS +/// (c) 2006 by Emma Burrows +/// This file contains the following items: +/// - KeyboardHook: class to enable low-level keyboard hook using +/// the Windows API. +/// - KeyboardHookEventHandler: delegate to handle the KeyIntercepted +/// event raised by the KeyboardHook class. +/// - KeyboardHookEventArgs: EventArgs class to contain the information +/// returned by the KeyIntercepted event. +/// +/// Change history: +/// 17/06/06: 1.0 - First version. +/// 18/06/06: 1.1 - Modified proc assignment in constructor to make class backward +/// compatible with 2003. +/// 10/07/06: 1.2 - Added support for modifier keys: +/// -Changed filter in HookCallback to WM_KEYUP instead of WM_KEYDOWN +/// -Imported GetKeyState from user32.dll +/// -Moved native DLL imports to a separate internal class as this +/// is a Good Idea according to Microsoft's guidelines +/// 13/02/07: 1.3 - Improved modifier key support: +/// -Added CheckModifiers() method +/// -Deleted LoWord/HiWord methods as they weren't necessary +/// -Implemented Barry Dorman's suggestion to AND GetKeyState +/// values with 0x8000 to get their result +/// 23/03/07: 1.4 - Fixed bug which made the Alt key appear stuck +/// - Changed the line +/// if (nCode >= 0 && (wParam == (IntPtr)WM_KEYUP || wParam == (IntPtr)WM_SYSKEYUP)) +/// to +/// if (nCode >= 0) +/// { +/// if (wParam == (IntPtr)WM_KEYUP || wParam == (IntPtr)WM_SYSKEYUP) +/// ... +/// Many thanks to "Scottie Numbnuts" for the solution. + + +using System; +using System.Diagnostics; +using System.Windows.Forms; +using System.Runtime.InteropServices; +using System.Text; + +/// +/// Low-level keyboard intercept class to trap and suppress system keys. +/// +namespace USB_Lockdown +{ + internal class KeyboardLock // ##Made by me! (Needs testing) + { + private static KeyboardHook KH; + + internal static void enable() + { + KH = new KeyboardHook(); + } + + internal static void disable() + { + KH.Dispose(); + KH = null; + } + } + public class KeyboardHook : IDisposable + { + /// + /// Parameters accepted by the KeyboardHook constructor. + /// + public enum Parameters + { + None, + AllowAltTab, + AllowWindowsKey, + AllowAltTabAndWindows, + PassAllKeysToNextApp + } + + //Internal parameters + private bool PassAllKeysToNextApp = false; + private bool AllowAltTab = false; + private bool AllowWindowsKey = false; + + //Keyboard API constants + private const int WH_KEYBOARD_LL = 13; + private const int WM_KEYUP = 0x0101; + private const int WM_SYSKEYUP = 0x0105; + + //Modifier key constants + private const int VK_SHIFT = 0x10; + private const int VK_CONTROL = 0x11; + private const int VK_MENU = 0x12; + private const int VK_CAPITAL = 0x14; + + //Variables used in the call to SetWindowsHookEx + private HookHandlerDelegate proc; + private IntPtr hookID = IntPtr.Zero; + internal delegate IntPtr HookHandlerDelegate( + int nCode, IntPtr wParam, ref KBDLLHOOKSTRUCT lParam); + + /// + /// Event triggered when a keystroke is intercepted by the + /// low-level hook. + /// + public event KeyboardHookEventHandler KeyIntercepted; + + // Structure returned by the hook whenever a key is pressed + internal struct KBDLLHOOKSTRUCT + { + public int vkCode; + int scanCode; + public int flags; + int time; + int dwExtraInfo; + } + + #region Constructors + /// + /// Sets up a keyboard hook to trap all keystrokes without + /// passing any to other applications. + /// + public KeyboardHook() + { + proc = new HookHandlerDelegate(HookCallback); + using (Process curProcess = Process.GetCurrentProcess()) + using (ProcessModule curModule = curProcess.MainModule) + { + hookID = NativeMethods.SetWindowsHookEx(WH_KEYBOARD_LL, proc, + NativeMethods.GetModuleHandle(curModule.ModuleName), 0); + } + } + + /// + /// Sets up a keyboard hook with custom parameters. + /// + /// A valid name from the Parameter enum; otherwise, the + /// default parameter Parameter.None will be used. + public KeyboardHook(string param) + : this() + { + if (!String.IsNullOrEmpty(param) && Enum.IsDefined(typeof(Parameters), param)) + { + SetParameters((Parameters)Enum.Parse(typeof(Parameters), param)); + } + } + + /// + /// Sets up a keyboard hook with custom parameters. + /// + /// A value from the Parameters enum. + public KeyboardHook(Parameters param) + : this() + { + SetParameters(param); + } + + private void SetParameters(Parameters param) + { + switch (param) + { + case Parameters.None: + break; + case Parameters.AllowAltTab: + AllowAltTab = true; + break; + case Parameters.AllowWindowsKey: + AllowWindowsKey = true; + break; + case Parameters.AllowAltTabAndWindows: + AllowAltTab = true; + AllowWindowsKey = true; + break; + case Parameters.PassAllKeysToNextApp: + PassAllKeysToNextApp = true; + break; + } + } + #endregion + + #region Check Modifier keys + /// + /// Checks whether Alt, Shift, Control or CapsLock + /// is enabled at the same time as another key. + /// Modify the relevant sections and return type + /// depending on what you want to do with modifier keys. + /// + private void CheckModifiers() + { + StringBuilder sb = new StringBuilder(); + + if ((NativeMethods.GetKeyState(VK_CAPITAL) & 0x0001) != 0) + { + //CAPSLOCK is ON + sb.AppendLine("Capslock is enabled."); + } + + if ((NativeMethods.GetKeyState(VK_SHIFT) & 0x8000) != 0) + { + //SHIFT is pressed + sb.AppendLine("Shift is pressed."); + } + if ((NativeMethods.GetKeyState(VK_CONTROL) & 0x8000) != 0) + { + //CONTROL is pressed + sb.AppendLine("Control is pressed."); + } + if ((NativeMethods.GetKeyState(VK_MENU) & 0x8000) != 0) + { + //ALT is pressed + sb.AppendLine("Alt is pressed."); + } + Console.WriteLine(sb.ToString()); + } + #endregion Check Modifier keys + + #region Hook Callback Method + /// + /// Processes the key event captured by the hook. + /// + private IntPtr HookCallback( + int nCode, IntPtr wParam, ref KBDLLHOOKSTRUCT lParam) + { + bool AllowKey = PassAllKeysToNextApp; + + //Filter wParam for KeyUp events only + if (nCode >= 0) + { + if (wParam == (IntPtr)WM_KEYUP || wParam == (IntPtr)WM_SYSKEYUP) + { + + // Check for modifier keys, but only if the key being + // currently processed isn't a modifier key (in other + // words, CheckModifiers will only run if Ctrl, Shift, + // CapsLock or Alt are active at the same time as + // another key) + if (!(lParam.vkCode >= 160 && lParam.vkCode <= 164)) + { + CheckModifiers(); + } + + // Check for key combinations that are allowed to + // get through to Windows + // + // Ctrl+Esc or Windows key + if (AllowWindowsKey) + { + switch (lParam.flags) + { + //Ctrl+Esc + case 0: + if (lParam.vkCode == 27) + AllowKey = true; + break; + + //Windows keys + case 1: + if ((lParam.vkCode == 91) || (lParam.vkCode == 92)) + AllowKey = true; + break; + } + } + // Alt+Tab + if (AllowAltTab) + { + if ((lParam.flags == 32) && (lParam.vkCode == 9)) + AllowKey = true; + } + + OnKeyIntercepted(new KeyboardHookEventArgs(lParam.vkCode, AllowKey)); + } + + //If this key is being suppressed, return a dummy value + if (AllowKey == false) + return (System.IntPtr)1; + } + //Pass key to next application + return NativeMethods.CallNextHookEx(hookID, nCode, wParam, ref lParam); + + } + #endregion + + #region Event Handling + /// + /// Raises the KeyIntercepted event. + /// + /// An instance of KeyboardHookEventArgs + public void OnKeyIntercepted(KeyboardHookEventArgs e) + { + if (KeyIntercepted != null) + KeyIntercepted(e); + } + + /// + /// Delegate for KeyboardHook event handling. + /// + /// An instance of InterceptKeysEventArgs. + public delegate void KeyboardHookEventHandler(KeyboardHookEventArgs e); + + /// + /// Event arguments for the KeyboardHook class's KeyIntercepted event. + /// + public class KeyboardHookEventArgs : System.EventArgs + { + + private string keyName; + private int keyCode; + private bool passThrough; + + /// + /// The name of the key that was pressed. + /// + public string KeyName + { + get { return keyName; } + } + + /// + /// The virtual key code of the key that was pressed. + /// + public int KeyCode + { + get { return keyCode; } + } + + /// + /// True if this key combination was passed to other applications, + /// false if it was trapped. + /// + public bool PassThrough + { + get { return passThrough; } + } + + public KeyboardHookEventArgs(int evtKeyCode, bool evtPassThrough) + { + keyName = ((Keys)evtKeyCode).ToString(); + keyCode = evtKeyCode; + passThrough = evtPassThrough; + } + + } + + #endregion + + #region IDisposable Members + /// + /// Releases the keyboard hook. + /// + public void Dispose() + { + NativeMethods.UnhookWindowsHookEx(hookID); + } + #endregion + + #region Native methods + + [ComVisibleAttribute(false), + System.Security.SuppressUnmanagedCodeSecurity()] + internal class NativeMethods + { + [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)] + public static extern IntPtr GetModuleHandle(string lpModuleName); + + [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)] + public static extern IntPtr SetWindowsHookEx(int idHook, + HookHandlerDelegate lpfn, IntPtr hMod, uint dwThreadId); + + [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)] + [return: MarshalAs(UnmanagedType.Bool)] + public static extern bool UnhookWindowsHookEx(IntPtr hhk); + + [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)] + public static extern IntPtr CallNextHookEx(IntPtr hhk, int nCode, + IntPtr wParam, ref KBDLLHOOKSTRUCT lParam); + + [DllImport("user32.dll", CharSet = CharSet.Auto, ExactSpelling = true, CallingConvention = CallingConvention.Winapi)] + public static extern short GetKeyState(int keyCode); + + } + + + #endregion + } +} +