/// <summary>
/// 安装勾子
/// <summary>
/// <param name="hookProcess">外部调用的键盘处理事件</param>
public void InstallHook(ProcessKeyHandle clientMethod)
{
_clientMethod = clientMethod;
// 安装键盘钩子
if (_hHookValue == 0)
{
_KeyBoardHookProcedure = new HookHandle(GetHookProc);
_hookWindowPtr = GetModuleHandle(Process.GetCurrentProcess().MainModule.ModuleName);
_hHookValue = SetWindowsHookEx(
WH_KEYBOARD_LL,
_KeyBoardHookProcedure,
_hookWindowPtr,
0);
//如果设置钩子失败.
if (_hHookValue == 0)
{
UninstallHook();
}
}
}
/// <summary>
/// Releases the keyboard hook.
/// </summary>
public void Unhook()
{
if ((HookHandle.IsInvalid == false) && (HookHandle.IsClosed == false))
{
HookHandle.Close();
}
}
protected override HookHandle Subscribe()
{
return(HookHandle.Create(
HookType.AppMouse,
HookProcedure,
IntPtr.Zero,
ThreadNativeMethods.GetCurrentThreadId()));
}
protected override HookHandle Subscribe()
{
return(HookHandle.Create(
HookType.GlobalMouse,
HookProcedure,
System.Diagnostics.Process.GetCurrentProcess().MainModule.BaseAddress,
0));
}
/// <summary>
/// 注册钩子
/// </summary>
protected void RegistHook()
{
if (hHookValue == 0 || this.HokWindowPtr != this.GetWindowPtr())
{
this.keyBoardHookProcedure = new HookHandle(OnHookProc);
GCHandle.Alloc(this.keyBoardHookProcedure, GCHandleType.Normal);
HokWindowPtr = GetModuleHandle(Process.GetCurrentProcess().MainModule.ModuleName);
hHookValue = SetWindowsHookEx(WH_KEYBOARD_LL, this.keyBoardHookProcedure, HokWindowPtr, 0);
}
}
public void UnHook()
{
if (this.hookHandle != null)
{
this.hookHandle.Close();
}
this.hookHandle = null;
this.hookProcDelegate = null;
}
public static void Demo()
{
var target = typeof(Random).GetConstructor(new[] { typeof(int) });
var subst = typeof(ConstructorExample).GetMethod("CtorSubst");
using (_handle = Intercept.On(target, subst)) {
var rnd = new Random(4);
var num = rnd.Next(); // returns 0
Console.WriteLine();
}
}
public static void Demo()
{
var target = typeof(DirectoryInfo).GetProperty("Exists").GetGetMethod();
var subst = typeof(InstancePropertyGetterExample).GetMethod("Exists_Subst");
using (_handle = Intercept.On(target, subst)) {
var di = new DirectoryInfo("c:\\");
// Exists getter call will be replaced with Exists_Subst call
var r = di.Exists; // r == false
}
}
public static void Demo()
{
var target = typeof(Environment).GetMethod("GetEnvironmentVariable",
BindingFlags.Static | BindingFlags.Public, null, new[] { typeof(string) }, null);
var subst = typeof(StaticMethodsExample).GetMethod("GetEnvironmentVariable_Subst");
using (_handle = Intercept.On(target, subst)) {
var r = Environment.GetEnvironmentVariable("test");
Console.WriteLine("Replaced return value: " + r);
Console.WriteLine();
}
}
#pragma warning restore 169
public static void Demo()
{
var target = typeof(DateTime).GetMethod("ToShortDateString");
var subst = typeof(StructMethodsExample).GetMethod("ToShortDateString_Subst");
using (_handle = Intercept.On(target, subst)) {
var date = DateTime.Now;
var str = date.ToShortDateString();
Console.WriteLine("Replaced result: " + str);
Console.WriteLine();
}
}
public void Register()
{
_hookHandle = NativeMethods.SetWindowsHookEx(HookType.LowLevelKeyboardHook, _hookProcedureFunction, IntPtr.Zero, 0);
if (_hookHandle.IsInvalid)
{
throw new Win32Exception(Marshal.GetLastWin32Error(), "Failed to register low-level keyboard hook.");
}
_mouseHookHandle = NativeMethods.SetWindowsHookEx(HookType.LowLevelMouseHook, _hookProcedureFunction, IntPtr.Zero, 0);
if (_mouseHookHandle.IsInvalid)
{
throw new Win32Exception(Marshal.GetLastWin32Error(), "Failed to register low-level mouse hook.");
}
}
public void Hook()
{
var source = HookNativeMethods.GetModuleHandle(Process.GetCurrentProcess().MainModule.ModuleName);
this.hookProcDelegate = new HookProc(this.OnHookCall);
this.hookHandle = HookNativeMethods.SetWindowsHookEx((int)this.hookId, hookProcDelegate, source, 0);
if (this.hookHandle.IsInvalid)
{
var errorCode = Marshal.GetLastWin32Error();
throw new Win32Exception(errorCode);
}
}
public void InstallHook(ProcessMouseHandle clientMethod)
{
_clientMethod = clientMethod;
if (_hHookValue == 0)
{
_MouseHookProcedure = new HookHandle(OnHookProc);
_hHookValue = SetWindowsHookEx(WH_MOUSE_LL, _MouseHookProcedure, _hookWindowPtr, 0);
if (_hHookValue == 0)
{
UninstallHook();
}
}
}
//安装钩子
public void InstallHook()
{
if (_hHookValue == 0)
{
_KeyBoardHookProcedure = new HookHandle(OnHookProc);
_hookWindowPtr = GetModuleHandle(Process.GetCurrentProcess().MainModule.ModuleName);
_hHookValue = SetWindowsHookEx(WH_KEYBOARD_LL, _KeyBoardHookProcedure, _hookWindowPtr, 0);
}
if (_hHookValue == 0)
{
UnhookWindowsHookEx(_hHookValue);
}
}
public static void Demo()
{
var target = typeof(UriBuilder).GetProperty("Host").GetSetMethod();
var subst = typeof(InstancePropertySetterExample).GetMethod("Host_Subst");
using (_handle = Intercept.On(target, subst)) {
var builder = new UriBuilder();
builder.Scheme = "http";
builder.Host = "localhost";
Console.WriteLine("Result: " + builder);
Console.WriteLine();
}
}
public void InstallHook()
{
if (_hHookValue == 0)
{
_KeyBoardHookProcedure = new HookHandle(OnHookProc);
_hHookValue = SetWindowsHookEx(
WH_KEYBOARD_LL,
_KeyBoardHookProcedure,
_hookWindowPtr,
0);
System.Diagnostics.Debug.WriteLine("install keyboard hook:" + _hHookValue);
}
}
static public void HookRestart(HookHandle hh)
{
HookClear();
hookHandle = hh;
hookState = true;
if (hHook == 0)
{
KeyBoardHookProcedure = KeyBoardHookProc;
hHook = SetWindowsHookEx(WH_KEYBOARD_LL, KeyBoardHookProcedure,
GetModuleHandle(Process.GetCurrentProcess().MainModule.ModuleName), 0);
if (hHook == 0)
{
HookClear();
}
}
}
/// <summary>
/// Attaches the hook.
/// </summary>
public void Attach()
{
if (this.IsAttached)
{
return;
}
lock (this.SyncRoot)
{
if (this.IsAttached)
{
return;
}
this.handle = SafeNativeMethods.InitHook(this.HookId, this.callback);
}
}
/// <summary>
/// 安装勾子
/// </summary>
/// <param name="hookProcess">外部调用的键盘处理事件</param>
public void InstallHook(调用端函数 clientMethod)
{
调用函数引用 = clientMethod;
// 安装键盘钩子
if (是否以安装 == 0)
{
执行函数引用 = new HookHandle(执行函数);
进程块 = GetModuleHandle(Process.GetCurrentProcess().MainModule.ModuleName);
是否以安装 = SetWindowsHookEx(WH_KEYBOARD_LL, 执行函数引用, 进程块, 0);
//如果设置钩子失败.
if (是否以安装 == 0)
{
UninstallHook();
}
}
}
/// <summary>
/// Detaches the hook.
/// </summary>
public void Detach()
{
if (!this.IsAttached)
{
return;
}
lock (this.SyncRoot)
{
if (!this.IsAttached)
{
return;
}
bool released = SafeNativeMethods.ReleaseHook(this.handle);
if (released)
{
this.handle = null;
}
}
}
public static ObjectNetworkedProperties Hook(object Obj, SetOverrideAction SetOverride)
{
PropertyInfo[] Props = Obj.GetType().GetProperties().Where((P) => P.GetCustomAttribute(typeof(NetworkedAttribute)) != null).ToArray();
ObjectNetworkedProperties NetworkedProps = new ObjectNetworkedProperties();
TypeBuilder TypeBuilder = ModBuilder.DefineType("Overrides" + Rnd.Next().ToString() + Rnd.Next().ToString(), TypeAttributes.Public);
string[] PropOverrideNames = new string[Props.Length];
for (int i = 0; i < Props.Length; i++)
{
PropOverrideNames[i] = "_" + Rnd.Next().ToString() + Rnd.Next().ToString();
MethodBuilder MethBuilder = TypeBuilder.DefineMethod(PropOverrideNames[i], MethodAttributes.Public | MethodAttributes.Static,
typeof(void), new Type[] { typeof(object), Props[i].PropertyType });
FieldInfo OverridesField = typeof(PropertyHooks).GetField(nameof(Overrides));
PropertyInfo OverridesFieldIndexer = OverridesField.FieldType.GetProperties().Where((P) => P.GetIndexParameters().Length > 0).FirstOrDefault();
MemberExpression OverrideMember = Expression.MakeMemberAccess(null, OverridesField);
IndexExpression OverrideVal = Expression.MakeIndex(OverrideMember, OverridesFieldIndexer, new Expression[] { Expression.Constant(Overrides.Count + i) });
ParameterExpression This = Expression.Parameter(typeof(object), "This");
ParameterExpression Val = Expression.Parameter(Props[i].PropertyType, "Val");
UnaryExpression ValAsObject = Expression.Convert(Val, typeof(object));
MethodCallExpression SetOverrideCall = Expression.Call(SetOverride.GetMethodInfo(), This, ValAsObject, OverrideVal);
Expression.Lambda(SetOverrideCall, This, Val).CompileToMethod(MethBuilder);
}
Type OverridesType = TypeBuilder.CreateType();
for (int i = 0; i < Props.Length; i++)
{
MethodInfo SetMethodInfo = Props[i].GetSetMethod(true);
Overrides.Add(new PropertyOverride(HookHandle.CreateHook(SetMethodInfo, OverridesType.GetMethod(PropOverrideNames[i])).Hook(), NetworkedProps.Add(Props[i]), Obj));
}
return(NetworkedProps);
}
public bool Equals(Crane other)
{
if (other == null)
{
return(false);
}
return(Handle.Equals(other.Handle) &&
HookHandle.Equals(other.HookHandle) &&
AudioHandle.Equals(other.AudioHandle) &&
PickupX1.Equals(other.PickupX1) &&
PickupX2.Equals(other.PickupX2) &&
PickupY1.Equals(other.PickupY1) &&
PickupY2.Equals(other.PickupY2) &&
DropoffTarget.Equals(other.DropoffTarget) &&
DropoffHeading.Equals(other.DropoffHeading) &&
PickupAngle.Equals(other.PickupAngle) &&
DropoffAngle.Equals(other.DropoffAngle) &&
PickupDistance.Equals(other.PickupDistance) &&
DropoffDistance.Equals(other.DropoffDistance) &&
PickupHeight.Equals(other.PickupHeight) &&
DropoffHeight.Equals(other.DropoffHeight) &&
HookAngle.Equals(other.HookAngle) &&
HookDistance.Equals(other.HookDistance) &&
HookHeight.Equals(other.HookHeight) &&
HookInitialPosition.Equals(other.HookInitialPosition) &&
HookCurrentPosition.Equals(other.HookCurrentPosition) &&
HookVelocity.Equals(other.HookVelocity) &&
VehiclePickedUpHandle.Equals(other.VehiclePickedUpHandle) &&
TimeForNextCheck.Equals(other.TimeForNextCheck) &&
Status.Equals(other.Status) &&
State.Equals(other.State) &&
VehiclesCollected.Equals(other.VehiclesCollected) &&
IsCrusher.Equals(other.IsCrusher) &&
IsMilitaryCrane.Equals(other.IsMilitaryCrane) &&
WasMilitaryCrane.Equals(other.WasMilitaryCrane) &&
IsTop.Equals(other.IsTop));
}
public static extern int SetWindowsHookEx(int idHook, HookHandle lpfn, IntPtr hInstance, int threadId);
public PropertyOverride(HookHandle Hook, PropertyInfo Property, object Origin)
{
this.Property = Property;
this.Hook = Hook;
this.Origin = Origin;
}
private static extern int SetWindowsHookEx(int idHook, HookHandle lpfn, IntPtr hInstance, int threadId);
public static extern IntPtr CallNextHookEx(HookHandle idHook, int nCode, IntPtr wParam, IntPtr lParam);
public static extern IntPtr CallNextHookEx(HookHandle idHook, int nCode, IntPtr wParam, IntPtr lParam);
