dlls/winmm/joystick.c - wine - Git at Google

 /*
  * joystick functions
  *
  * Copyright 1997 Andreas Mohr
  *
  * nearly all joystick functions can be regarded as obsolete,
  * as Linux (2.1.x) now supports extended joysticks
  * with a completely new joystick driver interface
  * new driver's docu says:
  * "For backward compatibility the old interface is still included,
  * but will be dropped in the future."
  * Thus we should implement the new interface and at most keep the old
  * routines for backward compatibility.
  */

 #include "config.h"

 #include <unistd.h>
 #include <stdlib.h>
 #include <string.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
 #ifdef HAVE_SYS_ERRNO_H
 #include <sys/errno.h>
 #endif
 #include "winuser.h"
 #include "winbase.h"
 #include "mmsystem.h"
 #include "debugtools.h"

 DEFAULT_DEBUG_CHANNEL(mmsys)

 #define MAXJOYDRIVERS	4

 static int count_use[MAXJOYDRIVERS] = {0, 0, 0, 0};
 static int dev_stat;
 static int joy_nr_open = 0;
 static BOOL16 joyCaptured = FALSE;
 static HWND16 CaptureWnd[MAXJOYDRIVERS] = {0, 0};
 static int joy_dev[MAXJOYDRIVERS] = {-1, -1,-1,-1};
 static JOYINFO16 joyCapData[MAXJOYDRIVERS];
 static unsigned int joy_threshold[MAXJOYDRIVERS] = {0, 0, 0, 0};

 struct js_status
 {
     int buttons;
     int x;
     int y;
 };


 /**************************************************************************
  *                              joyOpenDriver           [internal]
  */
 BOOL16 joyOpenDriver(WORD wID)
 {
 	char dev_name[] = "/dev/js%d";
 	char	buf[20];

 	if (wID>3) return FALSE;
 	if (joy_dev[wID] >= 0) return TRUE;
         sprintf(buf,dev_name,wID);
         if ((joy_dev[wID] = open(buf, O_RDONLY)) >= 0) {
 		joy_nr_open++;
 		return TRUE;
 	} else
 		return FALSE;
 }

 /**************************************************************************
  *                              joyCloseDriver           [internal]
  */
 void joyCloseDriver(WORD wID)
 {
 	if (joy_dev[wID] >= 0) {
 		close(joy_dev[wID]);
 		joy_dev[wID] = -1;
 		joy_nr_open--;
 	}
 }

 /**************************************************************************
  *                              joySendMessages           [internal]
  */
 void joySendMessages(void)
 {
 	int joy;
         struct js_status js;

 	if (joy_nr_open)
         {
             for (joy=0; joy < MAXJOYDRIVERS; joy++)
 		if (joy_dev[joy] >= 0) {
 			if (count_use[joy] > 250) {
 				joyCloseDriver(joy);
 				count_use[joy] = 0;
 			}
 			count_use[joy]++;
 		} else
 			return;
         }
         if (joyCaptured == FALSE) return;

 	TRACE(" --\n");

         for (joy=0; joy < MAXJOYDRIVERS; joy++) {
 		if (joyOpenDriver(joy) == FALSE) continue;
                 dev_stat = read(joy_dev[joy], &js, sizeof(js));
                 if (dev_stat == sizeof(js)) {
                         js.x = js.x<<8;
                         js.y = js.y<<8;
                         if ((joyCapData[joy].wXpos != js.x) || (joyCapData[joy].wYpos != js.y)) {
                                 SendMessageA(CaptureWnd[joy], MM_JOY1MOVE + joy, js.buttons, MAKELONG(js.x, js.y));
                                 joyCapData[joy].wXpos = js.x;
                                 joyCapData[joy].wYpos = js.y;
                         }
                         if (joyCapData[joy].wButtons != js.buttons) {
 				unsigned int ButtonChanged = (WORD)(joyCapData[joy].wButtons ^ js.buttons)<<8;
                                 if (joyCapData[joy].wButtons < js.buttons)
                                 SendMessageA(CaptureWnd[joy], MM_JOY1BUTTONDOWN + joy, ButtonChanged, MAKELONG(js.x, js.y));
 				else
                                 if (joyCapData[joy].wButtons > js.buttons)
                                 SendMessageA(CaptureWnd[joy], MM_JOY1BUTTONUP
 + joy, ButtonChanged, MAKELONG(js.x, js.y));
                                 joyCapData[joy].wButtons = js.buttons;
                         }
                 }
         }
 }


 /**************************************************************************
  * 				JoyGetNumDevs		[MMSYSTEM.101]
  */
 UINT WINAPI joyGetNumDevs(void)
 {
 	return joyGetNumDevs16();
 }

 /**************************************************************************
  * 				JoyGetNumDevs		[MMSYSTEM.101]
  */
 UINT16 WINAPI joyGetNumDevs16(void)
 {
     int joy;
     UINT16 joy_cnt = 0;

     for (joy=0; joy<MAXJOYDRIVERS; joy++)
 	if (joyOpenDriver(joy) == TRUE) {
 		joyCloseDriver(joy);
 		joy_cnt++;
     }
     TRACE("returning %d\n", joy_cnt);
     if (!joy_cnt) ERR("No joystick found - "
 			  "perhaps get joystick-0.8.0.tar.gz and load"
 			  "it as module or use Linux >= 2.1.45 to be "
 			  "able to use joysticks.\n");
     return joy_cnt;
 }

 /**************************************************************************
  * 				JoyGetDevCaps		[WINMM.27]
  */
 MMRESULT WINAPI joyGetDevCapsA(UINT wID, LPJOYCAPSA lpCaps,UINT wSize)
 {
 	JOYCAPS16	jc16;
 	MMRESULT16	ret = joyGetDevCaps16(wID,&jc16,sizeof(jc16));

 	lpCaps->wMid = jc16.wMid;
 	lpCaps->wPid = jc16.wPid;
 	strcpy(lpCaps->szPname,jc16.szPname);
         lpCaps->wXmin = jc16.wXmin;
         lpCaps->wXmax = jc16.wXmax;
         lpCaps->wYmin = jc16.wYmin;
         lpCaps->wYmax = jc16.wYmax;
         lpCaps->wZmin = jc16.wZmin;
         lpCaps->wZmax = jc16.wZmax;
         lpCaps->wNumButtons = jc16.wNumButtons;
         lpCaps->wPeriodMin = jc16.wPeriodMin;
         lpCaps->wPeriodMax = jc16.wPeriodMax;

         lpCaps->wRmin = jc16.wRmin;
         lpCaps->wRmax = jc16.wRmax;
         lpCaps->wUmin = jc16.wUmin;
         lpCaps->wUmax = jc16.wUmax;
         lpCaps->wVmin = jc16.wVmin;
         lpCaps->wVmax = jc16.wVmax;
         lpCaps->wCaps = jc16.wCaps;
         lpCaps->wMaxAxes = jc16.wMaxAxes;
         lpCaps->wNumAxes = jc16.wNumAxes;
         lpCaps->wMaxButtons = jc16.wMaxButtons;
         strcpy(lpCaps->szRegKey,jc16.szRegKey);
         strcpy(lpCaps->szOEMVxD,jc16.szOEMVxD);
 	return ret;
 }

 /**************************************************************************
  * 				JoyGetDevCaps		[WINMM.28]
  */
 MMRESULT WINAPI joyGetDevCapsW(UINT wID, LPJOYCAPSW lpCaps,UINT wSize)
 {
 	JOYCAPS16	jc16;
 	MMRESULT16	ret = joyGetDevCaps16(wID,&jc16,sizeof(jc16));

 	lpCaps->wMid = jc16.wMid;
 	lpCaps->wPid = jc16.wPid;
 	lstrcpyAtoW(lpCaps->szPname,jc16.szPname);
         lpCaps->wXmin = jc16.wXmin;
         lpCaps->wXmax = jc16.wXmax;
         lpCaps->wYmin = jc16.wYmin;
         lpCaps->wYmax = jc16.wYmax;
         lpCaps->wZmin = jc16.wZmin;
         lpCaps->wZmax = jc16.wZmax;
         lpCaps->wNumButtons = jc16.wNumButtons;
         lpCaps->wPeriodMin = jc16.wPeriodMin;
         lpCaps->wPeriodMax = jc16.wPeriodMax;

         lpCaps->wRmin = jc16.wRmin;
         lpCaps->wRmax = jc16.wRmax;
         lpCaps->wUmin = jc16.wUmin;
         lpCaps->wUmax = jc16.wUmax;
         lpCaps->wVmin = jc16.wVmin;
         lpCaps->wVmax = jc16.wVmax;
         lpCaps->wCaps = jc16.wCaps;
         lpCaps->wMaxAxes = jc16.wMaxAxes;
         lpCaps->wNumAxes = jc16.wNumAxes;
         lpCaps->wMaxButtons = jc16.wMaxButtons;
         lstrcpyAtoW(lpCaps->szRegKey,jc16.szRegKey);
         lstrcpyAtoW(lpCaps->szOEMVxD,jc16.szOEMVxD);
 	return ret;
 }
 /**************************************************************************
  * 				JoyGetDevCaps		[MMSYSTEM.102]
  */
 MMRESULT16 WINAPI joyGetDevCaps16(UINT16 wID, LPJOYCAPS16 lpCaps, UINT16 wSize)
 {
     TRACE("(%04X, %p, %d);\n",
             wID, lpCaps, wSize);
     if (joyOpenDriver(wID) == TRUE) {
         lpCaps->wMid = MM_MICROSOFT;
         lpCaps->wPid = MM_PC_JOYSTICK;
         strcpy(lpCaps->szPname, "WineJoy"); /* joystick product name */
         lpCaps->wXmin = 0; /* FIXME */
         lpCaps->wXmax = 0xffff;
         lpCaps->wYmin = 0;
         lpCaps->wYmax = 0xffff;
         lpCaps->wZmin = 0;
         lpCaps->wZmax = 0xffff;
         lpCaps->wNumButtons = 2;
         lpCaps->wPeriodMin = 0;
         lpCaps->wPeriodMax = 50; /* FIXME end */
 	if (wSize == sizeof(JOYCAPS16)) {
 		/* complete 95 structure */
 		lpCaps->wRmin = 0;
 		lpCaps->wRmax = 0xffff;
 		lpCaps->wUmin = 0;
 		lpCaps->wUmax = 0xffff;
 		lpCaps->wVmin = 0;
 		lpCaps->wVmax = 0xffff;
 		lpCaps->wCaps = 0;
 		lpCaps->wMaxAxes = 6;
 		lpCaps->wNumAxes = 2;
 		lpCaps->wMaxButtons = 3;
 		strcpy(lpCaps->szRegKey,"");
 		strcpy(lpCaps->szOEMVxD,"");
 	}
 	joyCloseDriver(wID);
         return JOYERR_NOERROR;
     }
     else
     return MMSYSERR_NODRIVER;
 }

 /**************************************************************************
  *                              JoyGetPosEx             [WINMM.31]
  */
 MMRESULT WINAPI joyGetPosEx(UINT wID, LPJOYINFOEX lpInfo)
 {
 	/* FIXME: implement it */
 	return MMSYSERR_NODRIVER;
 }

 /**************************************************************************
  *                              JoyGetPosEx             [WINMM.31]
  */
 MMRESULT16 WINAPI joyGetPosEx16(UINT16 wID, LPJOYINFOEX lpInfo)
 {
 	return joyGetPosEx(wID, lpInfo);
 }

 /**************************************************************************
  * 				JoyGetPos	       	[WINMM.30]
  */
 MMRESULT WINAPI joyGetPos(UINT wID, LPJOYINFO lpInfo)
 {
 	JOYINFO16	ji;
 	MMRESULT16	ret = joyGetPos16(wID,&ji);

 	lpInfo->wXpos = ji.wXpos;
 	lpInfo->wYpos = ji.wYpos;
 	lpInfo->wZpos = ji.wZpos;
 	lpInfo->wButtons = ji.wButtons;
 	return ret;
 }

 /**************************************************************************
  * 				JoyGetPos	       	[MMSYSTEM.103]
  */
 MMRESULT16 WINAPI joyGetPos16(UINT16 wID, LPJOYINFO16 lpInfo)
 {
         struct js_status js;

         TRACE("(%04X, %p)\n", wID, lpInfo);
         if (joyOpenDriver(wID) == FALSE) return MMSYSERR_NODRIVER;
 	dev_stat = read(joy_dev[wID], &js, sizeof(js));
 	if (dev_stat != sizeof(js)) {
 		joyCloseDriver(wID);
 		return JOYERR_UNPLUGGED; /* FIXME: perhaps wrong, but what should I return else ? */
 	}
 	count_use[wID] = 0;
 	js.x = js.x<<8;
 	js.y = js.y<<8;
 	lpInfo->wXpos = js.x;   /* FIXME: perhaps multiply it somehow ? */
 	lpInfo->wYpos = js.y;
 	lpInfo->wZpos = 0; /* FIXME: Don't know what to do with this value as joystick driver doesn't provide a Z value */
 	lpInfo->wButtons = js.buttons;
 	TRACE("x: %d, y: %d, buttons: %d\n", js.x, js.y, js.buttons);
 	return JOYERR_NOERROR;
 }

 /**************************************************************************
  * 				JoyGetThreshold		[WINMM.32]
  */
 MMRESULT WINAPI joyGetThreshold(UINT wID, LPUINT lpThreshold)
 {
 	UINT16		thresh;
 	MMRESULT16	ret = joyGetThreshold16(wID,&thresh);

 	*lpThreshold = thresh;
 	return ret;
 }

 /**************************************************************************
  * 				JoyGetThreshold		[MMSYSTEM.104]
  */
 MMRESULT16 WINAPI joyGetThreshold16(UINT16 wID, LPUINT16 lpThreshold)
 {
     TRACE("(%04X, %p);\n", wID, lpThreshold);
     if (wID >= MAXJOYDRIVERS) return JOYERR_PARMS;
     *lpThreshold = joy_threshold[wID];
     return JOYERR_NOERROR;
 }

 /**************************************************************************
  * 				JoyReleaseCapture	[WINMM.33]
  */
 MMRESULT WINAPI joyReleaseCapture(UINT wID)
 {
 	return joyReleaseCapture16(wID);
 }

 /**************************************************************************
  * 				JoyReleaseCapture	[MMSYSTEM.105]
  */
 MMRESULT16 WINAPI joyReleaseCapture16(UINT16 wID)
 {
     TRACE("(%04X);\n", wID);
     joyCaptured = FALSE;
     joyCloseDriver(wID);
     joy_dev[wID] = -1;
     CaptureWnd[wID] = 0;
     return JOYERR_NOERROR;
 }

 /**************************************************************************
  * 				JoySetCapture		[MMSYSTEM.106]
  */
 MMRESULT WINAPI joySetCapture(HWND hWnd,UINT wID,UINT wPeriod,BOOL bChanged)
 {
 	return joySetCapture16(hWnd,wID,wPeriod,bChanged);
 }

 /**************************************************************************
  * 				JoySetCapture		[MMSYSTEM.106]
  */
 MMRESULT16 WINAPI joySetCapture16(HWND16 hWnd,UINT16 wID,UINT16 wPeriod,BOOL16 bChanged)
 {

     TRACE("(%04X, %04X, %d, %d);\n",
 	    hWnd, wID, wPeriod, bChanged);

     if (!CaptureWnd[wID]) {
 	if (joyOpenDriver(wID) == FALSE) return MMSYSERR_NODRIVER;
 	joyCaptured = TRUE;
 	CaptureWnd[wID] = hWnd;
 	return JOYERR_NOERROR;
     }
     else
     return JOYERR_NOCANDO; /* FIXME: what should be returned ? */
 }

 /**************************************************************************
  * 				JoySetThreshold		[WINMM.35]
  */
 MMRESULT WINAPI joySetThreshold(UINT wID, UINT wThreshold)
 {
 	return joySetThreshold16(wID,wThreshold);
 }
 /**************************************************************************
  * 				JoySetThreshold		[MMSYSTEM.107]
  */
 MMRESULT16 WINAPI joySetThreshold16(UINT16 wID, UINT16 wThreshold)
 {
     TRACE("(%04X, %d);\n", wID, wThreshold);

     if (wID > 3) return JOYERR_PARMS;
     joy_threshold[wID] = wThreshold;
     return JOYERR_NOERROR;
 }

 /**************************************************************************
  * 				JoySetCalibration	[MMSYSTEM.109]
  */
 MMRESULT16 WINAPI joySetCalibration16(UINT16 wID)
 {
     FIXME("(%04X): stub.\n", wID);
     return JOYERR_NOCANDO;
 }
	/*
	* joystick functions
	*
	* Copyright 1997 Andreas Mohr
	*
	* nearly all joystick functions can be regarded as obsolete,
	* as Linux (2.1.x) now supports extended joysticks
	* with a completely new joystick driver interface
	* new driver's docu says:
	* "For backward compatibility the old interface is still included,
	* but will be dropped in the future."
	* Thus we should implement the new interface and at most keep the old
	* routines for backward compatibility.
	*/

	#include "config.h"

	#include <unistd.h>
	#include <stdlib.h>
	#include <string.h>
	#include <fcntl.h>
	#include <sys/ioctl.h>
	#ifdef HAVE_SYS_ERRNO_H
	#include <sys/errno.h>
	#endif
	#include "winuser.h"
	#include "winbase.h"
	#include "mmsystem.h"
	#include "debugtools.h"

	DEFAULT_DEBUG_CHANNEL(mmsys)

	#define MAXJOYDRIVERS 4

	static int count_use[MAXJOYDRIVERS] = {0, 0, 0, 0};
	static int dev_stat;
	static int joy_nr_open = 0;
	static BOOL16 joyCaptured = FALSE;
	static HWND16 CaptureWnd[MAXJOYDRIVERS] = {0, 0};
	static int joy_dev[MAXJOYDRIVERS] = {-1, -1,-1,-1};
	static JOYINFO16 joyCapData[MAXJOYDRIVERS];
	static unsigned int joy_threshold[MAXJOYDRIVERS] = {0, 0, 0, 0};

	struct js_status
	{
	int buttons;
	int x;
	int y;
	};


	/**************************************************************************
	* joyOpenDriver [internal]
	*/
	BOOL16 joyOpenDriver(WORD wID)
	{
	char dev_name[] = "/dev/js%d";
	char buf[20];

	if (wID>3) return FALSE;
	if (joy_dev[wID] >= 0) return TRUE;
	sprintf(buf,dev_name,wID);
	if ((joy_dev[wID] = open(buf, O_RDONLY)) >= 0) {
	joy_nr_open++;
	return TRUE;
	} else
	return FALSE;
	}

	/**************************************************************************
	* joyCloseDriver [internal]
	*/
	void joyCloseDriver(WORD wID)
	{
	if (joy_dev[wID] >= 0) {
	close(joy_dev[wID]);
	joy_dev[wID] = -1;
	joy_nr_open--;
	}
	}

	/**************************************************************************
	* joySendMessages [internal]
	*/
	void joySendMessages(void)
	{
	int joy;
	struct js_status js;

	if (joy_nr_open)
	{
	for (joy=0; joy < MAXJOYDRIVERS; joy++)
	if (joy_dev[joy] >= 0) {
	if (count_use[joy] > 250) {
	joyCloseDriver(joy);
	count_use[joy] = 0;
	}
	count_use[joy]++;
	} else
	return;
	}
	if (joyCaptured == FALSE) return;

	TRACE(" --\n");

	for (joy=0; joy < MAXJOYDRIVERS; joy++) {
	if (joyOpenDriver(joy) == FALSE) continue;
	dev_stat = read(joy_dev[joy], &js, sizeof(js));
	if (dev_stat == sizeof(js)) {
	js.x = js.x<<8;
	js.y = js.y<<8;
	if ((joyCapData[joy].wXpos != js.x) \|\| (joyCapData[joy].wYpos != js.y)) {
	SendMessageA(CaptureWnd[joy], MM_JOY1MOVE + joy, js.buttons, MAKELONG(js.x, js.y));
	joyCapData[joy].wXpos = js.x;
	joyCapData[joy].wYpos = js.y;
	}
	if (joyCapData[joy].wButtons != js.buttons) {
	unsigned int ButtonChanged = (WORD)(joyCapData[joy].wButtons ^ js.buttons)<<8;
	if (joyCapData[joy].wButtons < js.buttons)
	SendMessageA(CaptureWnd[joy], MM_JOY1BUTTONDOWN + joy, ButtonChanged, MAKELONG(js.x, js.y));
	else
	if (joyCapData[joy].wButtons > js.buttons)
	SendMessageA(CaptureWnd[joy], MM_JOY1BUTTONUP
	+ joy, ButtonChanged, MAKELONG(js.x, js.y));
	joyCapData[joy].wButtons = js.buttons;
	}
	}
	}
	}


	/**************************************************************************
	* JoyGetNumDevs [MMSYSTEM.101]
	*/
	UINT WINAPI joyGetNumDevs(void)
	{
	return joyGetNumDevs16();
	}

	/**************************************************************************
	* JoyGetNumDevs [MMSYSTEM.101]
	*/
	UINT16 WINAPI joyGetNumDevs16(void)
	{
	int joy;
	UINT16 joy_cnt = 0;

	for (joy=0; joy<MAXJOYDRIVERS; joy++)
	if (joyOpenDriver(joy) == TRUE) {
	joyCloseDriver(joy);
	joy_cnt++;
	}
	TRACE("returning %d\n", joy_cnt);
	if (!joy_cnt) ERR("No joystick found - "
	"perhaps get joystick-0.8.0.tar.gz and load"
	"it as module or use Linux >= 2.1.45 to be "
	"able to use joysticks.\n");
	return joy_cnt;
	}

	/**************************************************************************
	* JoyGetDevCaps [WINMM.27]
	*/
	MMRESULT WINAPI joyGetDevCapsA(UINT wID, LPJOYCAPSA lpCaps,UINT wSize)
	{
	JOYCAPS16 jc16;
	MMRESULT16 ret = joyGetDevCaps16(wID,&jc16,sizeof(jc16));

	lpCaps->wMid = jc16.wMid;
	lpCaps->wPid = jc16.wPid;
	strcpy(lpCaps->szPname,jc16.szPname);
	lpCaps->wXmin = jc16.wXmin;
	lpCaps->wXmax = jc16.wXmax;
	lpCaps->wYmin = jc16.wYmin;
	lpCaps->wYmax = jc16.wYmax;
	lpCaps->wZmin = jc16.wZmin;
	lpCaps->wZmax = jc16.wZmax;
	lpCaps->wNumButtons = jc16.wNumButtons;
	lpCaps->wPeriodMin = jc16.wPeriodMin;
	lpCaps->wPeriodMax = jc16.wPeriodMax;

	lpCaps->wRmin = jc16.wRmin;
	lpCaps->wRmax = jc16.wRmax;
	lpCaps->wUmin = jc16.wUmin;
	lpCaps->wUmax = jc16.wUmax;
	lpCaps->wVmin = jc16.wVmin;
	lpCaps->wVmax = jc16.wVmax;
	lpCaps->wCaps = jc16.wCaps;
	lpCaps->wMaxAxes = jc16.wMaxAxes;
	lpCaps->wNumAxes = jc16.wNumAxes;
	lpCaps->wMaxButtons = jc16.wMaxButtons;
	strcpy(lpCaps->szRegKey,jc16.szRegKey);
	strcpy(lpCaps->szOEMVxD,jc16.szOEMVxD);
	return ret;
	}

	/**************************************************************************
	* JoyGetDevCaps [WINMM.28]
	*/
	MMRESULT WINAPI joyGetDevCapsW(UINT wID, LPJOYCAPSW lpCaps,UINT wSize)
	{
	JOYCAPS16 jc16;
	MMRESULT16 ret = joyGetDevCaps16(wID,&jc16,sizeof(jc16));

	lpCaps->wMid = jc16.wMid;
	lpCaps->wPid = jc16.wPid;
	lstrcpyAtoW(lpCaps->szPname,jc16.szPname);
	lpCaps->wXmin = jc16.wXmin;
	lpCaps->wXmax = jc16.wXmax;
	lpCaps->wYmin = jc16.wYmin;
	lpCaps->wYmax = jc16.wYmax;
	lpCaps->wZmin = jc16.wZmin;
	lpCaps->wZmax = jc16.wZmax;
	lpCaps->wNumButtons = jc16.wNumButtons;
	lpCaps->wPeriodMin = jc16.wPeriodMin;
	lpCaps->wPeriodMax = jc16.wPeriodMax;

	lpCaps->wRmin = jc16.wRmin;
	lpCaps->wRmax = jc16.wRmax;
	lpCaps->wUmin = jc16.wUmin;
	lpCaps->wUmax = jc16.wUmax;
	lpCaps->wVmin = jc16.wVmin;
	lpCaps->wVmax = jc16.wVmax;
	lpCaps->wCaps = jc16.wCaps;
	lpCaps->wMaxAxes = jc16.wMaxAxes;
	lpCaps->wNumAxes = jc16.wNumAxes;
	lpCaps->wMaxButtons = jc16.wMaxButtons;
	lstrcpyAtoW(lpCaps->szRegKey,jc16.szRegKey);
	lstrcpyAtoW(lpCaps->szOEMVxD,jc16.szOEMVxD);
	return ret;
	}
	/**************************************************************************
	* JoyGetDevCaps [MMSYSTEM.102]
	*/
	MMRESULT16 WINAPI joyGetDevCaps16(UINT16 wID, LPJOYCAPS16 lpCaps, UINT16 wSize)
	{
	TRACE("(%04X, %p, %d);\n",
	wID, lpCaps, wSize);
	if (joyOpenDriver(wID) == TRUE) {
	lpCaps->wMid = MM_MICROSOFT;
	lpCaps->wPid = MM_PC_JOYSTICK;
	strcpy(lpCaps->szPname, "WineJoy"); /* joystick product name */
	lpCaps->wXmin = 0; /* FIXME */
	lpCaps->wXmax = 0xffff;
	lpCaps->wYmin = 0;
	lpCaps->wYmax = 0xffff;
	lpCaps->wZmin = 0;
	lpCaps->wZmax = 0xffff;
	lpCaps->wNumButtons = 2;
	lpCaps->wPeriodMin = 0;
	lpCaps->wPeriodMax = 50; /* FIXME end */
	if (wSize == sizeof(JOYCAPS16)) {
	/* complete 95 structure */
	lpCaps->wRmin = 0;
	lpCaps->wRmax = 0xffff;
	lpCaps->wUmin = 0;
	lpCaps->wUmax = 0xffff;
	lpCaps->wVmin = 0;
	lpCaps->wVmax = 0xffff;
	lpCaps->wCaps = 0;
	lpCaps->wMaxAxes = 6;
	lpCaps->wNumAxes = 2;
	lpCaps->wMaxButtons = 3;
	strcpy(lpCaps->szRegKey,"");
	strcpy(lpCaps->szOEMVxD,"");
	}
	joyCloseDriver(wID);
	return JOYERR_NOERROR;
	}
	else
	return MMSYSERR_NODRIVER;
	}

	/**************************************************************************
	* JoyGetPosEx [WINMM.31]
	*/
	MMRESULT WINAPI joyGetPosEx(UINT wID, LPJOYINFOEX lpInfo)
	{
	/* FIXME: implement it */
	return MMSYSERR_NODRIVER;
	}

	/**************************************************************************
	* JoyGetPosEx [WINMM.31]
	*/
	MMRESULT16 WINAPI joyGetPosEx16(UINT16 wID, LPJOYINFOEX lpInfo)
	{
	return joyGetPosEx(wID, lpInfo);
	}

	/**************************************************************************
	* JoyGetPos [WINMM.30]
	*/
	MMRESULT WINAPI joyGetPos(UINT wID, LPJOYINFO lpInfo)
	{
	JOYINFO16 ji;
	MMRESULT16 ret = joyGetPos16(wID,&ji);

	lpInfo->wXpos = ji.wXpos;
	lpInfo->wYpos = ji.wYpos;
	lpInfo->wZpos = ji.wZpos;
	lpInfo->wButtons = ji.wButtons;
	return ret;
	}

	/**************************************************************************
	* JoyGetPos [MMSYSTEM.103]
	*/
	MMRESULT16 WINAPI joyGetPos16(UINT16 wID, LPJOYINFO16 lpInfo)
	{
	struct js_status js;

	TRACE("(%04X, %p)\n", wID, lpInfo);
	if (joyOpenDriver(wID) == FALSE) return MMSYSERR_NODRIVER;
	dev_stat = read(joy_dev[wID], &js, sizeof(js));
	if (dev_stat != sizeof(js)) {
	joyCloseDriver(wID);
	return JOYERR_UNPLUGGED; /* FIXME: perhaps wrong, but what should I return else ? */
	}
	count_use[wID] = 0;
	js.x = js.x<<8;
	js.y = js.y<<8;
	lpInfo->wXpos = js.x; /* FIXME: perhaps multiply it somehow ? */
	lpInfo->wYpos = js.y;
	lpInfo->wZpos = 0; /* FIXME: Don't know what to do with this value as joystick driver doesn't provide a Z value */
	lpInfo->wButtons = js.buttons;
	TRACE("x: %d, y: %d, buttons: %d\n", js.x, js.y, js.buttons);
	return JOYERR_NOERROR;
	}

	/**************************************************************************
	* JoyGetThreshold [WINMM.32]
	*/
	MMRESULT WINAPI joyGetThreshold(UINT wID, LPUINT lpThreshold)
	{
	UINT16 thresh;
	MMRESULT16 ret = joyGetThreshold16(wID,&thresh);

	*lpThreshold = thresh;
	return ret;
	}

	/**************************************************************************
	* JoyGetThreshold [MMSYSTEM.104]
	*/
	MMRESULT16 WINAPI joyGetThreshold16(UINT16 wID, LPUINT16 lpThreshold)
	{
	TRACE("(%04X, %p);\n", wID, lpThreshold);
	if (wID >= MAXJOYDRIVERS) return JOYERR_PARMS;
	*lpThreshold = joy_threshold[wID];
	return JOYERR_NOERROR;
	}

	/**************************************************************************
	* JoyReleaseCapture [WINMM.33]
	*/
	MMRESULT WINAPI joyReleaseCapture(UINT wID)
	{
	return joyReleaseCapture16(wID);
	}

	/**************************************************************************
	* JoyReleaseCapture [MMSYSTEM.105]
	*/
	MMRESULT16 WINAPI joyReleaseCapture16(UINT16 wID)
	{
	TRACE("(%04X);\n", wID);
	joyCaptured = FALSE;
	joyCloseDriver(wID);
	joy_dev[wID] = -1;
	CaptureWnd[wID] = 0;
	return JOYERR_NOERROR;
	}

	/**************************************************************************
	* JoySetCapture [MMSYSTEM.106]
	*/
	MMRESULT WINAPI joySetCapture(HWND hWnd,UINT wID,UINT wPeriod,BOOL bChanged)
	{
	return joySetCapture16(hWnd,wID,wPeriod,bChanged);
	}

	/**************************************************************************
	* JoySetCapture [MMSYSTEM.106]
	*/
	MMRESULT16 WINAPI joySetCapture16(HWND16 hWnd,UINT16 wID,UINT16 wPeriod,BOOL16 bChanged)
	{

	TRACE("(%04X, %04X, %d, %d);\n",
	hWnd, wID, wPeriod, bChanged);

	if (!CaptureWnd[wID]) {
	if (joyOpenDriver(wID) == FALSE) return MMSYSERR_NODRIVER;
	joyCaptured = TRUE;
	CaptureWnd[wID] = hWnd;
	return JOYERR_NOERROR;
	}
	else
	return JOYERR_NOCANDO; /* FIXME: what should be returned ? */
	}

	/**************************************************************************
	* JoySetThreshold [WINMM.35]
	*/
	MMRESULT WINAPI joySetThreshold(UINT wID, UINT wThreshold)
	{
	return joySetThreshold16(wID,wThreshold);
	}
	/**************************************************************************
	* JoySetThreshold [MMSYSTEM.107]
	*/
	MMRESULT16 WINAPI joySetThreshold16(UINT16 wID, UINT16 wThreshold)
	{
	TRACE("(%04X, %d);\n", wID, wThreshold);

	if (wID > 3) return JOYERR_PARMS;
	joy_threshold[wID] = wThreshold;
	return JOYERR_NOERROR;
	}

	/**************************************************************************
	* JoySetCalibration [MMSYSTEM.109]
	*/
	MMRESULT16 WINAPI joySetCalibration16(UINT16 wID)
	{
	FIXME("(%04X): stub.\n", wID);
	return JOYERR_NOCANDO;
	}