#pragma once

#define HOOK_THREAD_REFERENCED	(0x1)
#define HOOKID_TO_INDEX(HookId) (HookId - WH_MINHOOK)
#define HOOKID_TO_FLAG(HookId) (1 << ((HookId) + 1))
#define ISITHOOKED(HookId) (((PTHREADINFO)PsGetCurrentThreadWin32Thread())->fsHooks & HOOKID_TO_FLAG(HookId))

/* NOTE: The following definition is not a real hook but
         a pseudo-id that will be used only for 
         injecting user api hook module to all processes.
         It is used internally in win32k */
#define WH_APIHOOK WH_MAX + 1


typedef struct tagEVENTHOOK
{
  THROBJHEAD     head;
  LIST_ENTRY     Chain;      /* Event chain entry */
  UINT           eventMin;
  UINT           eventMax; 
  DWORD          idProcess;
  DWORD          idThread;
  WINEVENTPROC   Proc;       /* Event function */
  ULONG          Flags;      /* Some internal flags */
  ULONG_PTR      offPfn;
  INT_PTR        ihmod;
} EVENTHOOK, *PEVENTHOOK;

typedef struct tagEVENTTABLE
{
  LIST_ENTRY Events;
  UINT       Counts;
} EVENTTABLE, *PEVENTTABLE;

typedef struct _NOTIFYEVENT
{
   DWORD event;
   LONG  idObject;
   LONG  idChild;
   DWORD flags; 
} NOTIFYEVENT, *PNOTIFYEVENT;

LRESULT APIENTRY co_CallHook(INT HookId, INT Code, WPARAM wParam, LPARAM lParam);
LRESULT APIENTRY co_HOOK_CallHooks(INT HookId, INT Code, WPARAM wParam, LPARAM lParam);
LRESULT APIENTRY co_EVENT_CallEvents(DWORD, HWND, UINT_PTR, LONG_PTR);
PHOOK FASTCALL IntGetHookObject(HHOOK);
PHOOK FASTCALL IntGetNextHook(PHOOK Hook);
LRESULT APIENTRY UserCallNextHookEx( PHOOK pHook, int Code, WPARAM wParam, LPARAM lParam, BOOL Ansi);
BOOL FASTCALL IntUnhookWindowsHook(int,HOOKPROC);
BOOLEAN IntRemoveHook(PVOID Object);
BOOLEAN IntRemoveEvent(PVOID Object);

BOOL FASTCALL UserLoadApiHook(VOID);
BOOL IntLoadHookModule(int iHookID, HHOOK hHook, BOOL Unload);
BOOL FASTCALL UserUnregisterUserApiHook(VOID);

extern PPROCESSINFO ppiUahServer;

/* EOF */