wine/windows/hook.c
Alexandre Julliard c7c217b31c Release 980413
Sun Apr 12 12:22:23 1997  Andreas Mohr <100.30936@germany.net>

	* [files/drive.c]
	Fixed "no free space" problem with partition sizes between 1 and 2 GB
	(cluster_sectors may not exceed 0x40).

	* [windows/msgbox.c] [if1632/user.spec] [include/windows.h]
	Implemented MessageBoxIndirect16, corrected MSGBOXPARAMS16.

	* [loader/task.c]
	DOS environment strings may never exceed 127 chars
	-> truncate Unix environment strings if necessary.

Sun Apr 12 02:51:44 1998  Dimitrie O. Paun  <dimi@mail.cs.toronto.edu>

	* [files/*.c]
	All fprintf statements were converted to appropriate debug
	messages.

	* [tools/find_debug_channels]
	Updated comments at the beginning of the file.

Sat Apr 11 15:27:21 1998  Alexandre Julliard  <julliard@lrc.epfl.ch>

	* [loader/module.c] [loader/task.c] [scheduler/process.c]
	Moved some code around to prepare the ground for CreateProcess().

	* [memory/environ.c] [loader/task.c]
	Moved Win32 environment strings functions to environ.c.
	Unified Win16 and Win32 environment management.

	* [scheduler/handle.c] [scheduler/k32obj.c] [scheduler/*.c]
	Implemented handle inheritance and DuplicateHandle().

	* [scheduler/thread.c]
	Create a 16-bit stack for all threads.

	* [windows/dialog.c]
	Implemented DIALOGEX resource format.

Fri Apr 10 20:21:51 1998  Marcus Meissner <marcus@mud.de>

	* [configure.in][include/acconfig.h][*/*][multimedia/*]
	Cleaned up the OSS detection stuff, added some more checks for
	headerfiles/functions.
	Removed a lot of OS specific #ifdefs.
	Lots of dependend multimedia cleanups.

	* [loader/pe_image.c]
	Enhanced comment, added missing reference count increase.

	* [ole/compobj.c]
	Replaced broken StringFromGUID2 by working one.

	* [misc/winsock.c]
	SO_LINGER uses unsigned 16 bit in Win16 and Win32, but unsigned
	int (32bit) for UNIX.

	* [memory/global.c]
	Allow realloc for lockcount 1 too.

Fri Apr 10 15:27:34 1998  Morten Welinder  <terra@diku.dk>

	* [graphics/x11drv/text.c]
	Handle control characters in trace.  Ignore terminating newline.

	* [multimedia/init.c]
	(MULTIMEDIA_Init): Correct allocations.

	* [tools/examine-relay]
 	Tidy up.

	* [windows/syscolor.c]
	Change highlight colour from lightblue to lightgray.  This
	looks correct for menus.

Fri Apr 10 01:49:58 1998  Douglas Ridgway  <ridgway@winehq.com>

	* [configure.in] [Make.rules.in]
	Add check for c2man before using it.

Fri Apr 10 02:59:21 1998  Douglas Ridgway  <ridgway@winehq.com>

	* [DEVELOPERS-HINTS]
	Simple description of adding API calls.

	* [include/wintypes.h] [include/windows.h]
	Get rid of Winelib16, avoid declaring some illegal functions in
	Winelib, add prototypes for some enhanced metafile functions, fix
	GetTextExtentPoint32 declarations.

	* [relay32/gdi32.spec] [objects/enhmetafile.c]
	Cosmetic and functional improvements.

	* [include/wincon.h] [programs/view/*]
	Fixes, improved compatibility with native compilers.

Thu Apr  9 15:48:49 1998  Ulrich Weigand <weigand@informatik.uni-erlangen.de>

	* [win32/kernel32.c]
	Implemented FT_Thunk / FT_Prolog / FT_Exit / FT_PrologPrime.
	Fixed Common32ThkLS thunk function.

	* [tools/build.c] [relay32/relay386.c] [if1632/relay.c]
	Changed relay code to allow register functions to modify stack layout.

	* [memory/selector.c]
	Implemented AllocMappedBuffer / FreeMappedBuffer.

	* [relay32/kernel32.spec] [if1632/kernel.spec] [win32/ordinals.c]
	Added names for undocumented functions.

	* [loader/module.c]
	Bugfix: LoadLibrary16 should *not* silently load 32-bit DLL.

Thu Apr  9 03:54:58 1998  Jim Peterson <jspeter@birch.ee.vt.edu>

	* [windows/keyboard.c]
	Fix an erroneous test in TranslateAccelerator{16,32} for the end
	of the accelerator table.

Thu Apr  8 20:36:28 1998  Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de> 

	* [misc/crtdll.c]
	Implement getenv.

	* [misc/commdlg.c]
	Make Get[Save/Open]FileName work in most situations.

	* [misc/lstr.c]
	Use wvsprintf32A instead of vsprintf in FormatMessage32X

	* [misc/version]
	Make NT3.50 a recognised version

	* [graphics/x11drv/graphics.c]
	Change the algorithme to draw arcs

	* [loader/resource.c]
	Return an empty buffer in LoadString32A if no resource found.

	* [win32/code_page.c]
	Try harder to get the right size in MultiByteToWideChar.

	* [win32/process.c]
	Call WinExec32 for CreateProcess32A.

	* [windows/user.c]
	Install default Int0 Handler in InitApp().

Thu Apr  8 19:29:48 1998  Eric Kohl <ekohl@abo.rhein-zeitung.de>

	* [misc/imagelist.c]
	Preliminary fix for drawing selected images.
	Various improvements.

	* [controls/progress.c][include/progress.c][include/commctrl.h]
	Added progress bar messages and styles for IE4.01 (dll version 4.72)
	compatibility.
	Fixed led size problem.

	* [controls/updown.c][include/commctrl.h]
	Added UDM_GETRANGE32 and UDM_SETRANGE32.

	* [objects/oembitmaps.c][include/windows.h][include/bitmaps/*]
	Added Win95 icons and fixed Win95 cursor and restore button bug.
	Now they should be visible. Sorry!!!

	* [relay32/comctl32.spec]
	Added most missing function names.

Tue Apr  6 18:48:36 1998  Matthew Becker <mbecker@glasscity.net>

	* [objects/font.c] [if1632/gdi.spec]
	GetOutlineTextMetrics: stub

	* [objects/text.c]
	GetTextCharset should just call GetTextCharsetInfo.

	* [misc/mpr.c] [relay32/mpr.spec]
	WNetCachePassword: stub

	* [scheduler/thread.c] [relay32/user32.spec]
	AttachThreadInput: stub
	Updated documentation.

	* [objects/palette.c]
	Updated documentation.

Tue Mar 31 17:06:30 1998  James Juran <jrj120@psu.edu>

	* [*/*.c]
	Finished fixing USER32 ordinal numbers in function documentation.

Mon Mar 30 20:27:38 1998  Morten Welinder  <terra@diku.dk>

	* [misc/debugstr.c] [include/debugstr.h]
	Moved _dumpstr from relay32/relay386.c.  Improved control
	character handling.

	* [msdos/int21.c]
	Implement 215E00 -- get machine name.

	* [windows/winpos.c]
	SetWindowPos32: Make an extra sync when mapping managed
	windows.  This makes sure the reconfigure event has been
	handled.  See Mshearts' what's-your-name window.

Mon Mar 30 01:13:50 1998  Alexander V. Lukyanov <lav@long.yar.ru>

	* [Makefile.in]
	Install includes from TOPSRCDIR.
1998-04-13 12:21:30 +00:00

1424 lines
41 KiB
C

/*
* Windows hook functions
*
* Copyright 1994, 1995 Alexandre Julliard
* 1996 Andrew Lewycky
*
* Based on investigations by Alex Korobka
*/
/*
* Warning!
* A HHOOK is a 32-bit handle for compatibility with Windows 3.0 where it was
* a pointer to the next function. Now it is in fact composed of a USER heap
* handle in the low 16 bits and of a HOOK_MAGIC value in the high 16 bits.
*/
#include "windows.h"
#include "hook.h"
#include "queue.h"
#include "user.h"
#include "heap.h"
#include "struct32.h"
#include "winproc.h"
#include "debug.h"
#pragma pack(1)
/* Hook data (pointed to by a HHOOK) */
typedef struct
{
HANDLE16 next; /* 00 Next hook in chain */
HOOKPROC32 proc WINE_PACKED; /* 02 Hook procedure */
INT16 id; /* 06 Hook id (WH_xxx) */
HQUEUE16 ownerQueue; /* 08 Owner queue (0 for system hook) */
HMODULE16 ownerModule; /* 0a Owner module */
WORD flags; /* 0c flags */
} HOOKDATA;
#pragma pack(4)
#define HOOK_MAGIC ((int)'H' | (int)'K' << 8) /* 'HK' */
/* This should probably reside in USER heap */
static HANDLE16 HOOK_systemHooks[WH_NB_HOOKS] = { 0, };
typedef VOID (*HOOK_MapFunc)(INT32, INT32, WPARAM32 *, LPARAM *);
typedef VOID (*HOOK_UnMapFunc)(INT32, INT32, WPARAM32, LPARAM, WPARAM32,
LPARAM);
/***********************************************************************
* HOOK_Map16To32Common
*/
static void HOOK_Map16To32Common(INT32 id, INT32 code, WPARAM32 *pwParam,
LPARAM *plParam, BOOL32 bA )
{
switch( id )
{
case WH_MSGFILTER:
case WH_SYSMSGFILTER:
case WH_GETMESSAGE:
case WH_JOURNALRECORD:
{
LPMSG16 lpmsg16 = PTR_SEG_TO_LIN(*plParam);
LPMSG32 lpmsg32 = HeapAlloc( SystemHeap, 0, sizeof(*lpmsg32) );
STRUCT32_MSG16to32( lpmsg16, lpmsg32 );
*plParam = (LPARAM)lpmsg32;
break;
}
case WH_JOURNALPLAYBACK:
{
LPEVENTMSG16 lpem16 = PTR_SEG_TO_LIN(*plParam);
LPEVENTMSG32 lpem32 = HeapAlloc( SystemHeap, 0, sizeof(*lpem32) );
lpem32->message = lpem16->message;
lpem32->paramL = lpem16->paramL;
lpem32->paramH = lpem16->paramH;
lpem32->time = lpem16->time;
lpem32->hwnd = 0; /* FIXME */
*plParam = (LPARAM)lpem32;
break;
}
case WH_CALLWNDPROC:
{
LPCWPSTRUCT16 lpcwp16 = PTR_SEG_TO_LIN(*plParam);
LPCWPSTRUCT32 lpcwp32 = HeapAlloc( SystemHeap, 0, sizeof(*lpcwp32) );
lpcwp32->hwnd = lpcwp16->hwnd;
lpcwp32->lParam = lpcwp16->lParam;
if (bA) WINPROC_MapMsg16To32A( lpcwp16->message, lpcwp16->wParam,
&lpcwp32->message, &lpcwp32->wParam,
&lpcwp32->lParam );
else WINPROC_MapMsg16To32W( lpcwp16->message, lpcwp16->wParam,
&lpcwp32->message, &lpcwp32->wParam,
&lpcwp32->lParam );
*plParam = (LPARAM)lpcwp32;
break;
}
case WH_CBT:
switch (code)
{
case HCBT_CREATEWND:
{
LPCBT_CREATEWND16 lpcbtcw16 = PTR_SEG_TO_LIN(*plParam);
LPCREATESTRUCT16 lpcs16 = PTR_SEG_TO_LIN(lpcbtcw16->lpcs);
LPCBT_CREATEWND32A lpcbtcw32 = HeapAlloc( SystemHeap, 0,
sizeof(*lpcbtcw32) );
lpcbtcw32->lpcs = HeapAlloc( SystemHeap, 0,
sizeof(*lpcbtcw32->lpcs) );
STRUCT32_CREATESTRUCT16to32A( lpcs16,
(LPCREATESTRUCT32A)lpcbtcw32->lpcs );
if (HIWORD(lpcs16->lpszName))
lpcbtcw32->lpcs->lpszName =
(bA) ? PTR_SEG_TO_LIN(lpcs16->lpszName)
: HEAP_strdupAtoW( SystemHeap, 0,
PTR_SEG_TO_LIN(lpcs16->lpszName) );
else
lpcbtcw32->lpcs->lpszName = (LPCSTR)lpcs16->lpszName;
if (HIWORD(lpcs16->lpszClass))
lpcbtcw32->lpcs->lpszClass =
(bA) ? PTR_SEG_TO_LIN(lpcs16->lpszClass)
: HEAP_strdupAtoW( SystemHeap, 0,
PTR_SEG_TO_LIN(lpcs16->lpszClass) );
else
lpcbtcw32->lpcs->lpszClass = (LPCSTR)lpcs16->lpszClass;
lpcbtcw32->hwndInsertAfter = lpcbtcw16->hwndInsertAfter;
*plParam = (LPARAM)lpcbtcw32;
break;
}
case HCBT_ACTIVATE:
{
LPCBTACTIVATESTRUCT16 lpcas16 = PTR_SEG_TO_LIN(*plParam);
LPCBTACTIVATESTRUCT32 lpcas32 = HeapAlloc( SystemHeap, 0,
sizeof(*lpcas32) );
lpcas32->fMouse = lpcas16->fMouse;
lpcas32->hWndActive = lpcas16->hWndActive;
*plParam = (LPARAM)lpcas32;
break;
}
case HCBT_CLICKSKIPPED:
{
LPMOUSEHOOKSTRUCT16 lpms16 = PTR_SEG_TO_LIN(*plParam);
LPMOUSEHOOKSTRUCT32 lpms32 = HeapAlloc( SystemHeap, 0,
sizeof(*lpms32) );
CONV_POINT16TO32( &lpms16->pt, &lpms32->pt );
/* wHitTestCode may be negative, so convince compiler to do
correct sign extension. Yay. :| */
lpms32->wHitTestCode = (INT32)((INT16)lpms16->wHitTestCode);
lpms32->dwExtraInfo = lpms16->dwExtraInfo;
lpms32->hwnd = lpms16->hwnd;
*plParam = (LPARAM)lpms32;
break;
}
case HCBT_MOVESIZE:
{
LPRECT16 lprect16 = PTR_SEG_TO_LIN(*plParam);
LPRECT32 lprect32 = HeapAlloc( SystemHeap, 0,
sizeof(*lprect32) );
CONV_RECT16TO32( lprect16, lprect32 );
*plParam = (LPARAM)lprect32;
break;
}
}
break;
case WH_MOUSE:
{
LPMOUSEHOOKSTRUCT16 lpms16 = PTR_SEG_TO_LIN(*plParam);
LPMOUSEHOOKSTRUCT32 lpms32 = HeapAlloc( SystemHeap, 0,
sizeof(*lpms32) );
CONV_POINT16TO32( &lpms16->pt, &lpms32->pt );
/* wHitTestCode may be negative, so convince compiler to do
correct sign extension. Yay. :| */
lpms32->wHitTestCode = (INT32)((INT16)lpms16->wHitTestCode);
lpms32->dwExtraInfo = lpms16->dwExtraInfo;
lpms32->hwnd = lpms16->hwnd;
*plParam = (LPARAM)lpms32;
break;
}
case WH_DEBUG:
{
LPDEBUGHOOKINFO16 lpdh16 = PTR_SEG_TO_LIN(*plParam);
LPDEBUGHOOKINFO32 lpdh32 = HeapAlloc( SystemHeap, 0,
sizeof(*lpdh32) );
lpdh32->idThread = 0; /* FIXME */
lpdh32->idThreadInstaller = 0; /* FIXME */
lpdh32->lParam = lpdh16->lParam; /* FIXME Check for sign ext */
lpdh32->wParam = lpdh16->wParam;
lpdh32->code = lpdh16->code;
/* do sign extension if it was WH_MSGFILTER */
if (*pwParam == 0xffff) *pwParam = WH_MSGFILTER;
*plParam = (LPARAM)lpdh32;
break;
}
case WH_SHELL:
case WH_KEYBOARD:
break;
case WH_HARDWARE:
case WH_FOREGROUNDIDLE:
case WH_CALLWNDPROCRET:
FIXME(hook, "\t[%i] 16to32 translation unimplemented\n", id);
}
}
/***********************************************************************
* HOOK_Map16To32A
*/
static void HOOK_Map16To32A(INT32 id, INT32 code, WPARAM32 *pwParam,
LPARAM *plParam)
{
HOOK_Map16To32Common( id, code, pwParam, plParam, TRUE );
}
/***********************************************************************
* HOOK_Map16To32W
*/
static void HOOK_Map16To32W(INT32 id, INT32 code, WPARAM32 *pwParam,
LPARAM *plParam)
{
HOOK_Map16To32Common( id, code, pwParam, plParam, FALSE );
}
/***********************************************************************
* HOOK_UnMap16To32Common
*/
static void HOOK_UnMap16To32Common(INT32 id, INT32 code, WPARAM32 wParamOrig,
LPARAM lParamOrig, WPARAM32 wParam,
LPARAM lParam, BOOL32 bA)
{
switch (id)
{
case WH_MSGFILTER:
case WH_SYSMSGFILTER:
case WH_JOURNALRECORD:
case WH_JOURNALPLAYBACK:
HeapFree( SystemHeap, 0, (LPVOID)lParam );
break;
case WH_CALLWNDPROC:
{
LPCWPSTRUCT32 lpcwp32 = (LPCWPSTRUCT32)lParam;
if (bA) WINPROC_UnmapMsg16To32A( lpcwp32->message, lpcwp32->wParam,
lpcwp32->lParam, 0 );
else WINPROC_UnmapMsg16To32W( lpcwp32->message, lpcwp32->wParam,
lpcwp32->lParam, 0 );
HeapFree( SystemHeap, 0, lpcwp32 );
break;
}
case WH_GETMESSAGE:
{
LPMSG16 lpmsg16 = PTR_SEG_TO_LIN(lParamOrig);
STRUCT32_MSG32to16( (LPMSG32)lParam, lpmsg16 );
HeapFree( SystemHeap, 0, (LPVOID)lParam );
break;
}
case WH_MOUSE:
case WH_DEBUG:
HeapFree( SystemHeap, 0, (LPVOID)lParam );
break;
case WH_CBT:
switch (code)
{
case HCBT_CREATEWND:
{
LPCBT_CREATEWND32A lpcbtcw32 = (LPCBT_CREATEWND32A)lParam;
LPCBT_CREATEWND16 lpcbtcw16 = PTR_SEG_TO_LIN(lParamOrig);
if( !bA )
{
if (HIWORD(lpcbtcw32->lpcs->lpszName))
HeapFree( SystemHeap, 0, (LPWSTR)lpcbtcw32->lpcs->lpszName );
if (HIWORD(lpcbtcw32->lpcs->lpszClass))
HeapFree( SystemHeap, 0, (LPWSTR)lpcbtcw32->lpcs->lpszClass );
}
lpcbtcw16->hwndInsertAfter = lpcbtcw32->hwndInsertAfter;
HeapFree( SystemHeap, 0, lpcbtcw32->lpcs );
} /* fall through */
case HCBT_ACTIVATE:
case HCBT_CLICKSKIPPED:
case HCBT_MOVESIZE:
HeapFree( SystemHeap, 0, (LPVOID)lParam);
break;
}
break;
case WH_SHELL:
case WH_KEYBOARD:
break;
case WH_HARDWARE:
case WH_FOREGROUNDIDLE:
case WH_CALLWNDPROCRET:
FIXME(hook, "\t[%i] skipping unmap\n", id);
break;
}
}
/***********************************************************************
* HOOK_UnMap16To32A
*/
static void HOOK_UnMap16To32A(INT32 id, INT32 code, WPARAM32 wParamOrig,
LPARAM lParamOrig, WPARAM32 wParam,
LPARAM lParam)
{
HOOK_UnMap16To32Common( id, code, wParamOrig, lParamOrig, wParam,
lParam, TRUE );
}
/***********************************************************************
* HOOK_UnMap16To32W
*/
static void HOOK_UnMap16To32W(INT32 id, INT32 code, WPARAM32 wParamOrig,
LPARAM lParamOrig, WPARAM32 wParam,
LPARAM lParam)
{
HOOK_UnMap16To32Common( id, code, wParamOrig, lParamOrig, wParam,
lParam, FALSE );
}
/***********************************************************************
* HOOK_Map32To16Common
*/
static void HOOK_Map32To16Common(INT32 id, INT32 code, WPARAM32 *pwParam,
LPARAM *plParam, BOOL32 bA)
{
switch (id)
{
case WH_MSGFILTER:
case WH_SYSMSGFILTER:
case WH_GETMESSAGE:
case WH_JOURNALRECORD:
{
LPMSG32 lpmsg32 = (LPMSG32)*plParam;
LPMSG16 lpmsg16 = SEGPTR_NEW( MSG16 );
STRUCT32_MSG32to16( lpmsg32, lpmsg16 );
*plParam = (LPARAM)SEGPTR_GET( lpmsg16 );
break;
}
case WH_JOURNALPLAYBACK:
{
LPEVENTMSG32 lpem32 = (LPEVENTMSG32)*plParam;
LPEVENTMSG16 lpem16 = SEGPTR_NEW( EVENTMSG16 );
lpem16->message = lpem32->message;
lpem16->paramL = lpem32->paramL;
lpem16->paramH = lpem32->paramH;
lpem16->time = lpem32->time;
*plParam = (LPARAM)SEGPTR_GET( lpem16 );
break;
}
case WH_CALLWNDPROC:
{
LPCWPSTRUCT32 lpcwp32 = (LPCWPSTRUCT32)*plParam;
LPCWPSTRUCT16 lpcwp16 = SEGPTR_NEW( CWPSTRUCT16 );
lpcwp16->hwnd = lpcwp32->hwnd;
lpcwp16->lParam = lpcwp32->lParam;
if (bA) WINPROC_MapMsg32ATo16( lpcwp32->hwnd, lpcwp32->message,
lpcwp32->wParam, &lpcwp16->message,
&lpcwp16->wParam, &lpcwp16->lParam );
else WINPROC_MapMsg32WTo16( lpcwp32->hwnd, lpcwp32->message,
lpcwp32->wParam, &lpcwp16->message,
&lpcwp16->wParam, &lpcwp16->lParam );
*plParam = (LPARAM)SEGPTR_GET( lpcwp16 );
break;
}
case WH_CBT:
switch (code)
{
case HCBT_ACTIVATE:
{
LPCBTACTIVATESTRUCT32 lpcas32 = (LPCBTACTIVATESTRUCT32)*plParam;
LPCBTACTIVATESTRUCT16 lpcas16 =SEGPTR_NEW( CBTACTIVATESTRUCT16 );
lpcas16->fMouse = lpcas32->fMouse;
lpcas16->hWndActive = lpcas32->hWndActive;
*plParam = (LPARAM)SEGPTR_GET( lpcas16 );
break;
}
case HCBT_CLICKSKIPPED:
{
LPMOUSEHOOKSTRUCT32 lpms32 = (LPMOUSEHOOKSTRUCT32)*plParam;
LPMOUSEHOOKSTRUCT16 lpms16 = SEGPTR_NEW( MOUSEHOOKSTRUCT16 );
CONV_POINT32TO16( &lpms32->pt, &lpms16->pt );
lpms16->hwnd = lpms32->hwnd;
lpms16->wHitTestCode = lpms32->wHitTestCode;
lpms16->dwExtraInfo = lpms32->dwExtraInfo;
*plParam = (LPARAM)SEGPTR_GET( lpms16 );
break;
}
case HCBT_MOVESIZE:
{
LPRECT32 lprect32 = (LPRECT32)*plParam;
LPRECT16 lprect16 = SEGPTR_NEW( RECT16 );
CONV_RECT32TO16( lprect32, lprect16 );
*plParam = (LPARAM)SEGPTR_GET( lprect16 );
break;
}
}
break;
case WH_MOUSE:
{
LPMOUSEHOOKSTRUCT32 lpms32 = (LPMOUSEHOOKSTRUCT32)*plParam;
LPMOUSEHOOKSTRUCT16 lpms16 = SEGPTR_NEW( MOUSEHOOKSTRUCT16 );
CONV_POINT32TO16( &lpms32->pt, &lpms16->pt );
lpms16->hwnd = lpms32->hwnd;
lpms16->wHitTestCode = lpms32->wHitTestCode;
lpms16->dwExtraInfo = lpms32->dwExtraInfo;
*plParam = (LPARAM)SEGPTR_GET( lpms16 );
break;
}
case WH_DEBUG:
{
LPDEBUGHOOKINFO32 lpdh32 = (LPDEBUGHOOKINFO32)*plParam;
LPDEBUGHOOKINFO16 lpdh16 = SEGPTR_NEW( DEBUGHOOKINFO16 );
lpdh16->hModuleHook = 0; /* FIXME */
lpdh16->reserved = 0;
lpdh16->lParam = lpdh32->lParam;
lpdh16->wParam = lpdh32->wParam;
lpdh16->code = lpdh32->code;
*plParam = (LPARAM)SEGPTR_GET( lpdh16 );
break;
}
case WH_SHELL:
case WH_KEYBOARD:
break;
case WH_HARDWARE:
case WH_FOREGROUNDIDLE:
case WH_CALLWNDPROCRET:
FIXME(hook,"\t[%i] 32to16 translation unimplemented\n", id);
}
}
/***********************************************************************
* HOOK_Map32ATo16
*/
static void HOOK_Map32ATo16(INT32 id, INT32 code, WPARAM32 *pwParam,
LPARAM *plParam)
{
if (id == WH_CBT && code == HCBT_CREATEWND)
{
LPCBT_CREATEWND32A lpcbtcw32 = (LPCBT_CREATEWND32A)*plParam;
LPCBT_CREATEWND16 lpcbtcw16 = SEGPTR_NEW( CBT_CREATEWND16 );
LPCREATESTRUCT16 lpcs16 = SEGPTR_NEW( CREATESTRUCT16 );
lpcbtcw16->lpcs = (LPCREATESTRUCT16)SEGPTR_GET( lpcs16 );
STRUCT32_CREATESTRUCT32Ato16( lpcbtcw32->lpcs, lpcs16 );
if (HIWORD(lpcbtcw32->lpcs->lpszName))
lpcs16->lpszName =
SEGPTR_GET( SEGPTR_STRDUP( lpcbtcw32->lpcs->lpszName ) );
else
lpcs16->lpszName = (SEGPTR)lpcbtcw32->lpcs->lpszName;
if (HIWORD(lpcbtcw32->lpcs->lpszClass))
lpcs16->lpszClass =
SEGPTR_GET( SEGPTR_STRDUP( lpcbtcw32->lpcs->lpszClass ) );
else
lpcs16->lpszClass = (SEGPTR)lpcbtcw32->lpcs->lpszClass;
lpcbtcw16->hwndInsertAfter = lpcbtcw32->hwndInsertAfter;
*plParam = (LPARAM)SEGPTR_GET( lpcbtcw16 );
}
else HOOK_Map32To16Common(id, code, pwParam, plParam, TRUE);
}
/***********************************************************************
* HOOK_Map32WTo16
*/
static void HOOK_Map32WTo16(INT32 id, INT32 code, WPARAM32 *pwParam,
LPARAM *plParam)
{
if (id == WH_CBT && code == HCBT_CREATEWND)
{
LPSTR name, cls;
LPCBT_CREATEWND32W lpcbtcw32 = (LPCBT_CREATEWND32W)*plParam;
LPCBT_CREATEWND16 lpcbtcw16 = SEGPTR_NEW( CBT_CREATEWND16 );
LPCREATESTRUCT16 lpcs16 = SEGPTR_NEW( CREATESTRUCT16 );
lpcbtcw16->lpcs = (LPCREATESTRUCT16)SEGPTR_GET( lpcs16 );
STRUCT32_CREATESTRUCT32Ato16( (LPCREATESTRUCT32A)lpcbtcw32->lpcs,
lpcs16 );
name = SEGPTR_STRDUP_WtoA( lpcbtcw32->lpcs->lpszName );
cls = SEGPTR_STRDUP_WtoA( lpcbtcw32->lpcs->lpszClass );
lpcs16->lpszName = SEGPTR_GET( name );
lpcs16->lpszClass = SEGPTR_GET( cls );
lpcbtcw16->hwndInsertAfter = lpcbtcw32->hwndInsertAfter;
*plParam = (LPARAM)SEGPTR_GET( lpcbtcw16 );
}
else HOOK_Map32To16Common(id, code, pwParam, plParam, FALSE);
}
/***********************************************************************
* HOOK_UnMap32To16Common
*/
static void HOOK_UnMap32To16Common(INT32 id, INT32 code, WPARAM32 wParamOrig,
LPARAM lParamOrig, WPARAM32 wParam,
LPARAM lParam, BOOL32 bA)
{
switch (id)
{
case WH_MSGFILTER:
case WH_SYSMSGFILTER:
case WH_JOURNALRECORD:
case WH_JOURNALPLAYBACK:
case WH_MOUSE:
case WH_DEBUG:
SEGPTR_FREE( PTR_SEG_TO_LIN(lParam) );
break;
case WH_CALLWNDPROC:
{
LPCWPSTRUCT16 lpcwp16 = (LPCWPSTRUCT16)PTR_SEG_TO_LIN(lParam);
LPCWPSTRUCT32 lpcwp32 = (LPCWPSTRUCT32)lParamOrig;
MSGPARAM16 mp16 = { lpcwp16->wParam, lpcwp16->lParam, 0 };
if (bA) WINPROC_UnmapMsg32ATo16( lpcwp32->message, lpcwp32->wParam,
lpcwp32->lParam, &mp16 );
else WINPROC_UnmapMsg32WTo16( lpcwp32->message, lpcwp32->wParam,
lpcwp32->lParam, &mp16 );
SEGPTR_FREE( PTR_SEG_TO_LIN(lParam) );
break;
}
case WH_GETMESSAGE:
{
LPMSG32 lpmsg32 = (LPMSG32)lParamOrig;
STRUCT32_MSG16to32( (LPMSG16)PTR_SEG_TO_LIN(lParam), lpmsg32 );
SEGPTR_FREE( PTR_SEG_TO_LIN(lParam) );
break;
}
case WH_CBT:
switch (code)
{
case HCBT_CREATEWND:
{
LPCBT_CREATEWND32A lpcbtcw32 = (LPCBT_CREATEWND32A)(lParamOrig);
LPCBT_CREATEWND16 lpcbtcw16 = PTR_SEG_TO_LIN(lParam);
LPCREATESTRUCT16 lpcs16 = PTR_SEG_TO_LIN(lpcbtcw16->lpcs);
if (HIWORD(lpcs16->lpszName))
SEGPTR_FREE( PTR_SEG_TO_LIN(lpcs16->lpszName) );
if (HIWORD(lpcs16->lpszClass))
SEGPTR_FREE( PTR_SEG_TO_LIN(lpcs16->lpszClass) );
lpcbtcw32->hwndInsertAfter = lpcbtcw16->hwndInsertAfter;
SEGPTR_FREE( lpcs16 );
} /* fall through */
case HCBT_ACTIVATE:
case HCBT_CLICKSKIPPED:
case HCBT_MOVESIZE:
SEGPTR_FREE( PTR_SEG_TO_LIN(lParam) );
break;
}
break;
case WH_SHELL:
case WH_KEYBOARD:
break;
case WH_HARDWARE:
case WH_FOREGROUNDIDLE:
case WH_CALLWNDPROCRET:
FIXME(hook, "\t[%i] skipping unmap\n", id);
}
}
/***********************************************************************
* HOOK_UnMap32ATo16
*/
static void HOOK_UnMap32ATo16(INT32 id, INT32 code, WPARAM32 wParamOrig,
LPARAM lParamOrig, WPARAM32 wParam,
LPARAM lParam)
{
HOOK_UnMap32To16Common( id, code, wParamOrig, lParamOrig, wParam,
lParam, TRUE );
}
/***********************************************************************
* HOOK_UnMap32WTo16
*/
static void HOOK_UnMap32WTo16(INT32 id, INT32 code, WPARAM32 wParamOrig,
LPARAM lParamOrig, WPARAM32 wParam,
LPARAM lParam)
{
HOOK_UnMap32To16Common( id, code, wParamOrig, lParamOrig, wParam,
lParam, FALSE );
}
/***********************************************************************
* HOOK_Map32ATo32W
*/
static void HOOK_Map32ATo32W(INT32 id, INT32 code, WPARAM32 *pwParam,
LPARAM *plParam)
{
if (id == WH_CBT && code == HCBT_CREATEWND)
{
LPCBT_CREATEWND32A lpcbtcwA = (LPCBT_CREATEWND32A)*plParam;
LPCBT_CREATEWND32W lpcbtcwW = HeapAlloc( SystemHeap, 0,
sizeof(*lpcbtcwW) );
lpcbtcwW->lpcs = HeapAlloc( SystemHeap, 0, sizeof(*lpcbtcwW->lpcs) );
lpcbtcwW->hwndInsertAfter = lpcbtcwA->hwndInsertAfter;
*lpcbtcwW->lpcs = *(LPCREATESTRUCT32W)lpcbtcwA->lpcs;
if (HIWORD(lpcbtcwA->lpcs->lpszName))
{
lpcbtcwW->lpcs->lpszName = HEAP_strdupAtoW( SystemHeap, 0,
lpcbtcwA->lpcs->lpszName );
}
else
lpcbtcwW->lpcs->lpszName = (LPWSTR)lpcbtcwA->lpcs->lpszName;
if (HIWORD(lpcbtcwA->lpcs->lpszClass))
{
lpcbtcwW->lpcs->lpszClass = HEAP_strdupAtoW( SystemHeap, 0,
lpcbtcwA->lpcs->lpszClass );
}
else
lpcbtcwW->lpcs->lpszClass = (LPCWSTR)lpcbtcwA->lpcs->lpszClass;
*plParam = (LPARAM)lpcbtcwW;
}
return;
}
/***********************************************************************
* HOOK_UnMap32ATo32W
*/
static void HOOK_UnMap32ATo32W(INT32 id, INT32 code, WPARAM32 wParamOrig,
LPARAM lParamOrig, WPARAM32 wParam,
LPARAM lParam)
{
if (id == WH_CBT && code == HCBT_CREATEWND)
{
LPCBT_CREATEWND32W lpcbtcwW = (LPCBT_CREATEWND32W)lParam;
if (HIWORD(lpcbtcwW->lpcs->lpszName))
HeapFree( SystemHeap, 0, (LPWSTR)lpcbtcwW->lpcs->lpszName );
if (HIWORD(lpcbtcwW->lpcs->lpszClass))
HeapFree( SystemHeap, 0, (LPWSTR)lpcbtcwW->lpcs->lpszClass );
HeapFree( SystemHeap, 0, lpcbtcwW->lpcs );
HeapFree( SystemHeap, 0, lpcbtcwW );
}
return;
}
/***********************************************************************
* HOOK_Map32WTo32A
*/
static void HOOK_Map32WTo32A(INT32 id, INT32 code, WPARAM32 *pwParam,
LPARAM *plParam)
{
if (id == WH_CBT && code == HCBT_CREATEWND)
{
LPCBT_CREATEWND32W lpcbtcwW = (LPCBT_CREATEWND32W)*plParam;
LPCBT_CREATEWND32A lpcbtcwA = HeapAlloc( SystemHeap, 0,
sizeof(*lpcbtcwA) );
lpcbtcwA->lpcs = HeapAlloc( SystemHeap, 0, sizeof(*lpcbtcwA->lpcs) );
lpcbtcwA->hwndInsertAfter = lpcbtcwW->hwndInsertAfter;
*lpcbtcwA->lpcs = *(LPCREATESTRUCT32A)lpcbtcwW->lpcs;
if (HIWORD(lpcbtcwW->lpcs->lpszName))
lpcbtcwA->lpcs->lpszName = HEAP_strdupWtoA( SystemHeap, 0,
lpcbtcwW->lpcs->lpszName );
else
lpcbtcwA->lpcs->lpszName = (LPSTR)lpcbtcwW->lpcs->lpszName;
if (HIWORD(lpcbtcwW->lpcs->lpszClass))
lpcbtcwA->lpcs->lpszClass = HEAP_strdupWtoA( SystemHeap, 0,
lpcbtcwW->lpcs->lpszClass );
else
lpcbtcwA->lpcs->lpszClass = (LPSTR)lpcbtcwW->lpcs->lpszClass;
*plParam = (LPARAM)lpcbtcwA;
}
return;
}
/***********************************************************************
* HOOK_UnMap32WTo32A
*/
static void HOOK_UnMap32WTo32A(INT32 id, INT32 code, WPARAM32 wParamOrig,
LPARAM lParamOrig, WPARAM32 wParam,
LPARAM lParam)
{
if (id == WH_CBT && code == HCBT_CREATEWND)
{
LPCBT_CREATEWND32A lpcbtcwA = (LPCBT_CREATEWND32A)lParam;
if (HIWORD(lpcbtcwA->lpcs->lpszName))
HeapFree( SystemHeap, 0, (LPSTR)lpcbtcwA->lpcs->lpszName );
if (HIWORD(lpcbtcwA->lpcs->lpszClass))
HeapFree( SystemHeap, 0, (LPSTR)lpcbtcwA->lpcs->lpszClass );
HeapFree( SystemHeap, 0, lpcbtcwA->lpcs );
HeapFree( SystemHeap, 0, lpcbtcwA );
}
return;
}
/***********************************************************************
* Map Function Tables
*/
static const HOOK_MapFunc HOOK_MapFuncs[3][3] =
{
{ NULL, HOOK_Map16To32A, HOOK_Map16To32W },
{ HOOK_Map32ATo16, NULL, HOOK_Map32ATo32W },
{ HOOK_Map32WTo16, HOOK_Map32WTo32A, NULL }
};
static const HOOK_UnMapFunc HOOK_UnMapFuncs[3][3] =
{
{ NULL, HOOK_UnMap16To32A, HOOK_UnMap16To32W },
{ HOOK_UnMap32ATo16, NULL, HOOK_UnMap32ATo32W },
{ HOOK_UnMap32WTo16, HOOK_UnMap32WTo32A, NULL }
};
/***********************************************************************
* Internal Functions
*/
/***********************************************************************
* HOOK_GetNextHook
*
* Get the next hook of a given hook.
*/
static HANDLE16 HOOK_GetNextHook( HANDLE16 hook )
{
HOOKDATA *data = (HOOKDATA *)USER_HEAP_LIN_ADDR( hook );
if (!data || !hook) return 0;
if (data->next) return data->next;
if (!data->ownerQueue) return 0; /* Already system hook */
/* Now start enumerating the system hooks */
return HOOK_systemHooks[data->id - WH_MINHOOK];
}
/***********************************************************************
* HOOK_GetHook
*
* Get the first hook for a given type.
*/
static HANDLE16 HOOK_GetHook( INT16 id, HQUEUE16 hQueue )
{
MESSAGEQUEUE *queue;
HANDLE16 hook = 0;
if ((queue = (MESSAGEQUEUE *)GlobalLock16( hQueue )) != NULL)
hook = queue->hooks[id - WH_MINHOOK];
if (!hook) hook = HOOK_systemHooks[id - WH_MINHOOK];
return hook;
}
/***********************************************************************
* HOOK_SetHook
*
* Install a given hook.
*/
static HANDLE16 HOOK_SetHook( INT16 id, LPVOID proc, INT32 type,
HINSTANCE16 hInst, HTASK16 hTask )
{
HOOKDATA *data;
HANDLE16 handle;
HQUEUE16 hQueue = 0;
if ((id < WH_MINHOOK) || (id > WH_MAXHOOK)) return 0;
TRACE(hook, "Setting hook %d: %08x %04x %04x\n",
id, (UINT32)proc, hInst, hTask );
if (!hInst && (type!=HOOK_WIN16))
hInst = GetModuleHandle32A(NULL);/*FIXME: correct? probably not */
if (id == WH_JOURNALPLAYBACK) EnableHardwareInput(FALSE);
if (hTask) /* Task-specific hook */
{
if ((id == WH_JOURNALRECORD) || (id == WH_JOURNALPLAYBACK) ||
(id == WH_SYSMSGFILTER)) return 0; /* System-only hooks */
if (!(hQueue = GetTaskQueue( hTask ))) return 0;
}
/* Create the hook structure */
if (!(handle = USER_HEAP_ALLOC( sizeof(HOOKDATA) ))) return 0;
data = (HOOKDATA *) USER_HEAP_LIN_ADDR( handle );
data->proc = proc;
data->id = id;
data->ownerQueue = hQueue;
data->ownerModule = hInst;
data->flags = type;
/* Insert it in the correct linked list */
if (hQueue)
{
MESSAGEQUEUE *queue = (MESSAGEQUEUE *)GlobalLock16( hQueue );
data->next = queue->hooks[id - WH_MINHOOK];
queue->hooks[id - WH_MINHOOK] = handle;
}
else
{
data->next = HOOK_systemHooks[id - WH_MINHOOK];
HOOK_systemHooks[id - WH_MINHOOK] = handle;
}
TRACE(hook, "Setting hook %d: ret=%04x [next=%04x]\n",
id, handle, data->next );
return handle;
}
/***********************************************************************
* HOOK_RemoveHook
*
* Remove a hook from the list.
*/
static BOOL32 HOOK_RemoveHook( HANDLE16 hook )
{
HOOKDATA *data;
HANDLE16 *prevHook;
TRACE(hook, "Removing hook %04x\n", hook );
if (!(data = (HOOKDATA *)USER_HEAP_LIN_ADDR(hook))) return FALSE;
if (data->flags & HOOK_INUSE)
{
/* Mark it for deletion later on */
WARN(hook, "Hook still running, deletion delayed\n" );
data->proc = (HOOKPROC32)0;
return TRUE;
}
if (data->id == WH_JOURNALPLAYBACK) EnableHardwareInput(TRUE);
/* Remove it from the linked list */
if (data->ownerQueue)
{
MESSAGEQUEUE *queue = (MESSAGEQUEUE *)GlobalLock16( data->ownerQueue );
if (!queue) return FALSE;
prevHook = &queue->hooks[data->id - WH_MINHOOK];
}
else prevHook = &HOOK_systemHooks[data->id - WH_MINHOOK];
while (*prevHook && *prevHook != hook)
prevHook = &((HOOKDATA *)USER_HEAP_LIN_ADDR(*prevHook))->next;
if (!*prevHook) return FALSE;
*prevHook = data->next;
USER_HEAP_FREE( hook );
return TRUE;
}
/***********************************************************************
* HOOK_FindValidHook
*/
static HANDLE16 HOOK_FindValidHook( HANDLE16 hook )
{
HOOKDATA *data;
for (;;)
{
if (!(data = (HOOKDATA *)USER_HEAP_LIN_ADDR(hook))) return 0;
if (data->proc) return hook;
hook = data->next;
}
}
/***********************************************************************
* HOOK_CallHook
*
* Call a hook procedure.
*/
static LRESULT HOOK_CallHook( HANDLE16 hook, INT32 fromtype, INT32 code,
WPARAM32 wParam, LPARAM lParam )
{
MESSAGEQUEUE *queue;
HANDLE16 prevHook;
HOOKDATA *data = (HOOKDATA *)USER_HEAP_LIN_ADDR(hook);
LRESULT ret;
WPARAM32 wParamOrig = wParam;
LPARAM lParamOrig = lParam;
HOOK_MapFunc MapFunc;
HOOK_UnMapFunc UnMapFunc;
MapFunc = HOOK_MapFuncs[fromtype][data->flags & HOOK_MAPTYPE];
UnMapFunc = HOOK_UnMapFuncs[fromtype][data->flags & HOOK_MAPTYPE];
if (MapFunc)
MapFunc( data->id, code, &wParam, &lParam );
/* Now call it */
if (!(queue = (MESSAGEQUEUE *)GlobalLock16( GetTaskQueue(0) ))) return 0;
prevHook = queue->hCurHook;
queue->hCurHook = hook;
data->flags |= HOOK_INUSE;
TRACE(hook, "Calling hook %04x: %d %08x %08lx\n",
hook, code, wParam, lParam );
ret = data->proc(code, wParam, lParam);
TRACE(hook, "Ret hook %04x = %08lx\n", hook, ret );
data->flags &= ~HOOK_INUSE;
queue->hCurHook = prevHook;
if (UnMapFunc)
UnMapFunc( data->id, code, wParamOrig, lParamOrig, wParam, lParam );
if (!data->proc) HOOK_RemoveHook( hook );
return ret;
}
/***********************************************************************
* Exported Functions & APIs
*/
/***********************************************************************
* HOOK_GetProc16
*
* Don't call this unless you are the if1632/thunk.c.
*/
HOOKPROC16 HOOK_GetProc16( HHOOK hhook )
{
HOOKDATA *data;
if (HIWORD(hhook) != HOOK_MAGIC) return NULL;
if (!(data = (HOOKDATA *)USER_HEAP_LIN_ADDR( LOWORD(hhook) ))) return NULL;
if ((data->flags & HOOK_MAPTYPE) != HOOK_WIN16) return NULL;
return (HOOKPROC16)data->proc;
}
/***********************************************************************
* HOOK_IsHooked
*
* Replacement for calling HOOK_GetHook from other modules.
*/
BOOL32 HOOK_IsHooked( INT16 id )
{
return HOOK_GetHook( id, GetTaskQueue(0) ) != 0;
}
/***********************************************************************
* HOOK_CallHooks16
*
* Call a hook chain.
*/
LRESULT HOOK_CallHooks16( INT16 id, INT16 code, WPARAM16 wParam,
LPARAM lParam )
{
HANDLE16 hook;
if (!(hook = HOOK_GetHook( id , GetTaskQueue(0) ))) return 0;
if (!(hook = HOOK_FindValidHook(hook))) return 0;
return HOOK_CallHook( hook, HOOK_WIN16, code, wParam, lParam );
}
/***********************************************************************
* HOOK_CallHooks32A
*
* Call a hook chain.
*/
LRESULT HOOK_CallHooks32A( INT32 id, INT32 code, WPARAM32 wParam,
LPARAM lParam )
{
HANDLE16 hook;
if (!(hook = HOOK_GetHook( id , GetTaskQueue(0) ))) return 0;
if (!(hook = HOOK_FindValidHook(hook))) return 0;
return HOOK_CallHook( hook, HOOK_WIN32A, code, wParam, lParam );
}
/***********************************************************************
* HOOK_CallHooks32W
*
* Call a hook chain.
*/
LRESULT HOOK_CallHooks32W( INT32 id, INT32 code, WPARAM32 wParam,
LPARAM lParam )
{
HANDLE16 hook;
if (!(hook = HOOK_GetHook( id , GetTaskQueue(0) ))) return 0;
if (!(hook = HOOK_FindValidHook(hook))) return 0;
return HOOK_CallHook( hook, HOOK_WIN32W, code, wParam,
lParam );
}
/***********************************************************************
* HOOK_ResetQueueHooks
*/
void HOOK_ResetQueueHooks( HQUEUE16 hQueue )
{
MESSAGEQUEUE *queue;
if ((queue = (MESSAGEQUEUE *)GlobalLock16( hQueue )) != NULL)
{
HOOKDATA* data;
HHOOK hook;
int id;
for( id = WH_MINHOOK; id <= WH_MAXHOOK; id++ )
{
hook = queue->hooks[id - WH_MINHOOK];
while( hook )
{
if( (data = (HOOKDATA *)USER_HEAP_LIN_ADDR(hook)) )
{
data->ownerQueue = hQueue;
hook = data->next;
} else break;
}
}
}
}
/***********************************************************************
* HOOK_FreeModuleHooks
*/
void HOOK_FreeModuleHooks( HMODULE16 hModule )
{
/* remove all system hooks registered by this module */
HOOKDATA* hptr;
HHOOK hook, next;
int id;
for( id = WH_MINHOOK; id <= WH_MAXHOOK; id++ )
{
hook = HOOK_systemHooks[id - WH_MINHOOK];
while( hook )
if( (hptr = (HOOKDATA *)USER_HEAP_LIN_ADDR(hook)) )
{
next = hptr->next;
if( hptr->ownerModule == hModule )
{
hptr->flags &= HOOK_MAPTYPE;
HOOK_RemoveHook(hook);
}
hook = next;
}
else hook = 0;
}
}
/***********************************************************************
* HOOK_FreeQueueHooks
*/
void HOOK_FreeQueueHooks( HQUEUE16 hQueue )
{
/* remove all hooks registered by this queue */
HOOKDATA* hptr = NULL;
HHOOK hook, next;
int id;
for( id = WH_MINHOOK; id <= WH_MAXHOOK; id++ )
{
hook = HOOK_GetHook( id, hQueue );
while( hook )
{
next = HOOK_GetNextHook(hook);
hptr = (HOOKDATA *)USER_HEAP_LIN_ADDR(hook);
if( hptr && hptr->ownerQueue == hQueue )
{
hptr->flags &= HOOK_MAPTYPE;
HOOK_RemoveHook(hook);
}
hook = next;
}
}
}
/***********************************************************************
* SetWindowsHook16 (USER.121)
*/
FARPROC16 WINAPI SetWindowsHook16( INT16 id, HOOKPROC16 proc )
{
HANDLE16 handle;
HINSTANCE16 hInst = __winelib ? 0 : FarGetOwner( HIWORD(proc) );
/* WH_MSGFILTER is the only task-specific hook for SetWindowsHook() */
HTASK16 hTask = (id == WH_MSGFILTER) ? GetCurrentTask() : 0;
if (id == WH_DEBUG)
{
FIXME(hook, "WH_DEBUG is broken in 16-bit Windows.\n");
return 0;
}
handle = HOOK_SetHook( id, proc, HOOK_WIN16, GetExePtr(hInst), hTask );
return (handle) ? (FARPROC16)MAKELONG( handle, HOOK_MAGIC ) : NULL;
}
/***********************************************************************
* SetWindowsHook32A (USER32.525)
*
* FIXME: I don't know if this is correct
*/
HHOOK WINAPI SetWindowsHook32A( INT32 id, HOOKPROC32 proc )
{
HINSTANCE16 hInst = __winelib ? 0 : FarGetOwner( HIWORD(proc) );
/* WH_MSGFILTER is the only task-specific hook for SetWindowsHook() */
HTASK16 hTask = (id == WH_MSGFILTER) ? GetCurrentTask() : 0;
HANDLE16 handle = HOOK_SetHook( id, proc, HOOK_WIN32A, hInst, hTask );
return (handle) ? (HHOOK)MAKELONG( handle, HOOK_MAGIC ) : 0;
}
/***********************************************************************
* SetWindowsHook32W (USER32.528)
*
* FIXME: I don't know if this is correct
*/
HHOOK WINAPI SetWindowsHook32W( INT32 id, HOOKPROC32 proc )
{
HINSTANCE16 hInst = __winelib ? 0 : FarGetOwner( HIWORD(proc) );
/* WH_MSGFILTER is the only task-specific hook for SetWindowsHook() */
HTASK16 hTask = (id == WH_MSGFILTER) ? GetCurrentTask() : 0;
HANDLE16 handle = HOOK_SetHook( id, proc, HOOK_WIN32W, hInst, hTask );
return (handle) ? (HHOOK)MAKELONG( handle, HOOK_MAGIC ) : 0;
}
/***********************************************************************
* SetWindowsHookEx16 (USER.291)
*/
HHOOK WINAPI SetWindowsHookEx16( INT16 id, HOOKPROC16 proc, HINSTANCE16 hInst,
HTASK16 hTask )
{
HANDLE16 handle = HOOK_SetHook( id, proc, HOOK_WIN16, GetExePtr(hInst), hTask );
return (handle) ? (HHOOK)MAKELONG( handle, HOOK_MAGIC ) : (HHOOK)NULL;
}
/***********************************************************************
* SetWindowsHookEx32A (USER32.526)
*/
HHOOK WINAPI SetWindowsHookEx32A( INT32 id, HOOKPROC32 proc, HINSTANCE32 hInst,
DWORD dwThreadID )
{
HANDLE16 handle;
HTASK16 hTask;
if (dwThreadID == GetCurrentThreadId())
hTask = GetCurrentTask();
else
hTask = LOWORD(dwThreadID);
handle = HOOK_SetHook( id, proc, HOOK_WIN32A, hInst, hTask );
return (handle) ? (HHOOK)MAKELONG( handle, HOOK_MAGIC ) : (HHOOK)NULL;
}
/***********************************************************************
* SetWindowsHookEx32W (USER32.527)
*/
HHOOK WINAPI SetWindowsHookEx32W( INT32 id, HOOKPROC32 proc, HINSTANCE32 hInst,
DWORD dwThreadID )
{
HANDLE16 handle;
HTASK16 hTask;
if (dwThreadID == GetCurrentThreadId())
hTask = GetCurrentTask();
else
hTask = LOWORD(dwThreadID);
handle = HOOK_SetHook( id, proc, HOOK_WIN32W, hInst, hTask );
return (handle) ? (HHOOK)MAKELONG( handle, HOOK_MAGIC ) : (HHOOK)NULL;
}
/***********************************************************************
* UnhookWindowsHook16 (USER.234)
*/
BOOL16 WINAPI UnhookWindowsHook16( INT16 id, HOOKPROC16 proc )
{
HANDLE16 hook = HOOK_GetHook( id , GetTaskQueue(0) );
TRACE(hook, "%d %08lx\n", id, (DWORD)proc );
while (hook)
{
HOOKDATA *data = (HOOKDATA *)USER_HEAP_LIN_ADDR(hook);
if (data->proc == (HOOKPROC32)proc) break;
hook = HOOK_GetNextHook( hook );
}
if (!hook) return FALSE;
return HOOK_RemoveHook( hook );
}
/***********************************************************************
* UnhookWindowsHook32 (USER32.557)
*/
BOOL32 WINAPI UnhookWindowsHook32( INT32 id, HOOKPROC32 proc )
{
HANDLE16 hook = HOOK_GetHook( id , GetTaskQueue(0) );
TRACE(hook, "%d %08lx\n", id, (DWORD)proc );
while (hook)
{
HOOKDATA *data = (HOOKDATA *)USER_HEAP_LIN_ADDR(hook);
if (data->proc == proc) break;
hook = HOOK_GetNextHook( hook );
}
if (!hook) return FALSE;
return HOOK_RemoveHook( hook );
}
/***********************************************************************
* UnhookWindowHookEx16 (USER.292)
*/
BOOL16 WINAPI UnhookWindowsHookEx16( HHOOK hhook )
{
if (HIWORD(hhook) != HOOK_MAGIC) return FALSE; /* Not a new format hook */
return HOOK_RemoveHook( LOWORD(hhook) );
}
/***********************************************************************
* UnhookWindowHookEx32 (USER32.558)
*/
BOOL32 WINAPI UnhookWindowsHookEx32( HHOOK hhook )
{
return UnhookWindowsHookEx16( hhook );
}
/***********************************************************************
* CallNextHookEx16 (USER.293)
*
* I wouldn't have separated this into 16 and 32 bit versions, but I
* need a way to figure out if I need to do a mapping or not.
*/
LRESULT WINAPI CallNextHookEx16( HHOOK hhook, INT16 code, WPARAM16 wParam,
LPARAM lParam )
{
HANDLE16 next;
if (HIWORD(hhook) != HOOK_MAGIC) return 0; /* Not a new format hook */
if (!(next = HOOK_GetNextHook( LOWORD(hhook) ))) return 0;
return HOOK_CallHook( next, HOOK_WIN16, code, wParam, lParam );
}
/***********************************************************************
* CallNextHookEx32 (USER32.17)
*
* There aren't ANSI and UNICODE versions of this.
*/
LRESULT WINAPI CallNextHookEx32( HHOOK hhook, INT32 code, WPARAM32 wParam,
LPARAM lParam )
{
HANDLE16 next;
INT32 fromtype; /* figure out Ansi/Unicode */
HOOKDATA *oldhook;
if (HIWORD(hhook) != HOOK_MAGIC) return 0; /* Not a new format hook */
if (!(next = HOOK_GetNextHook( LOWORD(hhook) ))) return 0;
oldhook = (HOOKDATA *)USER_HEAP_LIN_ADDR( LOWORD(hhook) );
fromtype = oldhook->flags & HOOK_MAPTYPE;
if (fromtype == HOOK_WIN16)
ERR(hook, "called from 16bit hook!\n");
return HOOK_CallHook( next, fromtype, code, wParam, lParam );
}
/***********************************************************************
* DefHookProc16 (USER.235)
*/
LRESULT WINAPI DefHookProc16( INT16 code, WPARAM16 wParam, LPARAM lParam,
HHOOK *hhook )
{
/* Note: the *hhook parameter is never used, since we rely on the
* current hook value from the task queue to find the next hook. */
MESSAGEQUEUE *queue;
if (!(queue = (MESSAGEQUEUE *)GlobalLock16( GetTaskQueue(0) ))) return 0;
return CallNextHookEx16( queue->hCurHook, code, wParam, lParam );
}
/***********************************************************************
* CallMsgFilter16 (USER.123)
*/
BOOL16 WINAPI CallMsgFilter16( SEGPTR msg, INT16 code )
{
if (GetSysModalWindow16()) return FALSE;
if (HOOK_CallHooks16( WH_SYSMSGFILTER, code, 0, (LPARAM)msg )) return TRUE;
return HOOK_CallHooks16( WH_MSGFILTER, code, 0, (LPARAM)msg );
}
/***********************************************************************
* CallMsgFilter32A (USER32.15)
*/
/*
* FIXME: There are ANSI and UNICODE versions of this, plus an unspecified
* version, plus USER (the 16bit one) has a CallMsgFilter32 function.
*/
BOOL32 WINAPI CallMsgFilter32A( LPMSG32 msg, INT32 code )
{
if (GetSysModalWindow16()) return FALSE; /* ??? */
if (HOOK_CallHooks32A( WH_SYSMSGFILTER, code, 0, (LPARAM)msg ))
return TRUE;
return HOOK_CallHooks32A( WH_MSGFILTER, code, 0, (LPARAM)msg );
}
/***********************************************************************
* CallMsgFilter32W (USER32.16)
*/
BOOL32 WINAPI CallMsgFilter32W( LPMSG32 msg, INT32 code )
{
if (GetSysModalWindow16()) return FALSE; /* ??? */
if (HOOK_CallHooks32W( WH_SYSMSGFILTER, code, 0, (LPARAM)msg ))
return TRUE;
return HOOK_CallHooks32W( WH_MSGFILTER, code, 0, (LPARAM)msg );
}