wine/dlls/dinput/joystick_linux.c
2007-07-30 13:00:01 +02:00

1264 lines
40 KiB
C

/* DirectInput Joystick device
*
* Copyright 1998 Marcus Meissner
* Copyright 1998,1999 Lionel Ulmer
* Copyright 2000-2001 TransGaming Technologies Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/*
* To Do:
* dead zone
* force feedback
*/
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <errno.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#include <sys/fcntl.h>
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif
#include <errno.h>
#ifdef HAVE_SYS_ERRNO_H
# include <sys/errno.h>
#endif
#ifdef HAVE_LINUX_IOCTL_H
# include <linux/ioctl.h>
#endif
#ifdef HAVE_LINUX_JOYSTICK_H
# include <linux/joystick.h>
# undef SW_MAX
#endif
#ifdef HAVE_SYS_POLL_H
# include <sys/poll.h>
#endif
#include "wine/debug.h"
#include "wine/unicode.h"
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "winreg.h"
#include "dinput.h"
#include "dinput_private.h"
#include "device_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(dinput);
#ifdef HAVE_LINUX_22_JOYSTICK_API
#define JOYDEV_NEW "/dev/input/js"
#define JOYDEV_OLD "/dev/js"
typedef struct {
LONG lMin;
LONG lMax;
LONG lDeadZone;
LONG lSaturation;
} ObjProps;
typedef struct {
LONG lX;
LONG lY;
} POV;
typedef struct JoystickImpl JoystickImpl;
static const IDirectInputDevice8AVtbl JoystickAvt;
static const IDirectInputDevice8WVtbl JoystickWvt;
struct JoystickImpl
{
struct IDirectInputDevice2AImpl base;
char dev[32];
/* joystick private */
int joyfd;
DIJOYSTATE2 js; /* wine data */
ObjProps *props;
char *name;
DIDEVCAPS devcaps;
LONG deadzone;
int *axis_map;
int axes;
int buttons;
POV povs[4];
};
static const GUID DInput_Wine_Joystick_GUID = { /* 9e573ed9-7734-11d2-8d4a-23903fb6bdf7 */
0x9e573ed9,
0x7734,
0x11d2,
{0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
};
static void _dump_DIDEVCAPS(const DIDEVCAPS *lpDIDevCaps)
{
TRACE("dwSize: %d\n", lpDIDevCaps->dwSize);
TRACE("dwFlags: %08x\n", lpDIDevCaps->dwFlags);
TRACE("dwDevType: %08x %s\n", lpDIDevCaps->dwDevType,
lpDIDevCaps->dwDevType == DIDEVTYPE_DEVICE ? "DIDEVTYPE_DEVICE" :
lpDIDevCaps->dwDevType == DIDEVTYPE_DEVICE ? "DIDEVTYPE_DEVICE" :
lpDIDevCaps->dwDevType == DIDEVTYPE_MOUSE ? "DIDEVTYPE_MOUSE" :
lpDIDevCaps->dwDevType == DIDEVTYPE_KEYBOARD ? "DIDEVTYPE_KEYBOARD" :
lpDIDevCaps->dwDevType == DIDEVTYPE_JOYSTICK ? "DIDEVTYPE_JOYSTICK" :
lpDIDevCaps->dwDevType == DIDEVTYPE_HID ? "DIDEVTYPE_HID" : "UNKNOWN");
TRACE("dwAxes: %d\n", lpDIDevCaps->dwAxes);
TRACE("dwButtons: %d\n", lpDIDevCaps->dwButtons);
TRACE("dwPOVs: %d\n", lpDIDevCaps->dwPOVs);
if (lpDIDevCaps->dwSize > sizeof(DIDEVCAPS_DX3)) {
TRACE("dwFFSamplePeriod: %d\n", lpDIDevCaps->dwFFSamplePeriod);
TRACE("dwFFMinTimeResolution: %d\n", lpDIDevCaps->dwFFMinTimeResolution);
TRACE("dwFirmwareRevision: %d\n", lpDIDevCaps->dwFirmwareRevision);
TRACE("dwHardwareRevision: %d\n", lpDIDevCaps->dwHardwareRevision);
TRACE("dwFFDriverVersion: %d\n", lpDIDevCaps->dwFFDriverVersion);
}
}
#define MAX_JOYSTICKS 64
static INT joystick_devices_count = -1;
static LPSTR joystick_devices[MAX_JOYSTICKS];
static INT find_joystick_devices(void)
{
INT i;
if (joystick_devices_count != -1) return joystick_devices_count;
for (i = 0; i < MAX_JOYSTICKS; i++)
{
CHAR device_name[MAX_PATH], *str;
INT len;
int fd;
len = sprintf(device_name, "%s%d", JOYDEV_NEW, i) + 1;
if ((fd = open(device_name, O_RDONLY)) < 0)
{
len = sprintf(device_name, "%s%d", JOYDEV_OLD, i) + 1;
if ((fd = open(device_name, O_RDONLY)) < 0) continue;
}
if (!(str = HeapAlloc(GetProcessHeap(), 0, len))) break;
memcpy(str, device_name, len);
joystick_devices[++joystick_devices_count] = str;
}
return joystick_devices_count;
}
#undef MAX_JOYSTICKS
static BOOL joydev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
{
int fd = -1;
if (id > find_joystick_devices()) return FALSE;
if (dwFlags & DIEDFL_FORCEFEEDBACK) {
WARN("force feedback not supported\n");
return FALSE;
}
if ((dwDevType == 0) ||
((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
(((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))) {
/* check whether we have a joystick */
if ((fd = open(joystick_devices[id], O_RDONLY)) < 0)
{
WARN("open(%s, O_RDONLY) failed: %s\n", joystick_devices[id], strerror(errno));
return FALSE;
}
/* Return joystick */
lpddi->guidInstance = DInput_Wine_Joystick_GUID;
lpddi->guidInstance.Data3 = id;
lpddi->guidProduct = DInput_Wine_Joystick_GUID;
/* we only support traditional joysticks for now */
if (version >= 0x0800)
lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
else
lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
sprintf(lpddi->tszInstanceName, "Joystick %d", id);
#if defined(JSIOCGNAME)
if (ioctl(fd,JSIOCGNAME(sizeof(lpddi->tszProductName)),lpddi->tszProductName) < 0) {
WARN("ioctl(%s,JSIOCGNAME) failed: %s\n", joystick_devices[id], strerror(errno));
strcpy(lpddi->tszProductName, "Wine Joystick");
}
#else
strcpy(lpddi->tszProductName, "Wine Joystick");
#endif
lpddi->guidFFDriver = GUID_NULL;
close(fd);
TRACE("Enumerating the linux Joystick device: %s (%s)\n", joystick_devices[id], lpddi->tszProductName);
return TRUE;
}
return FALSE;
}
static BOOL joydev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
{
int fd = -1;
char name[MAX_PATH];
char friendly[32];
if (id > find_joystick_devices()) return FALSE;
if (dwFlags & DIEDFL_FORCEFEEDBACK) {
WARN("force feedback not supported\n");
return FALSE;
}
if ((dwDevType == 0) ||
((dwDevType == DIDEVTYPE_JOYSTICK) && (version > 0x0300 && version < 0x0800)) ||
(((dwDevType == DI8DEVCLASS_GAMECTRL) || (dwDevType == DI8DEVTYPE_JOYSTICK)) && (version >= 0x0800))) {
/* check whether we have a joystick */
if ((fd = open(joystick_devices[id], O_RDONLY)) < 0)
{
WARN("open(%s,O_RDONLY) failed: %s\n", joystick_devices[id], strerror(errno));
return FALSE;
}
/* Return joystick */
lpddi->guidInstance = DInput_Wine_Joystick_GUID;
lpddi->guidInstance.Data3 = id;
lpddi->guidProduct = DInput_Wine_Joystick_GUID;
/* we only support traditional joysticks for now */
if (version >= 0x0800)
lpddi->dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
else
lpddi->dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
sprintf(friendly, "Joystick %d", id);
MultiByteToWideChar(CP_ACP, 0, friendly, -1, lpddi->tszInstanceName, MAX_PATH);
#if defined(JSIOCGNAME)
if (ioctl(fd,JSIOCGNAME(sizeof(name)),name) < 0) {
WARN("ioctl(%s, JSIOCGNAME) failed: %s\n", joystick_devices[id], strerror(errno));
strcpy(name, "Wine Joystick");
}
#else
strcpy(name, "Wine Joystick");
#endif
MultiByteToWideChar(CP_ACP, 0, name, -1, lpddi->tszProductName, MAX_PATH);
lpddi->guidFFDriver = GUID_NULL;
close(fd);
TRACE("Enumerating the linux Joystick device: %s (%s)\n", joystick_devices[id], name);
return TRUE;
}
return FALSE;
}
/*
* Get a config key from either the app-specific or the default config
*/
static inline DWORD get_config_key( HKEY defkey, HKEY appkey, const char *name,
char *buffer, DWORD size )
{
if (appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE)buffer, &size ))
return 0;
if (defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE)buffer, &size ))
return 0;
return ERROR_FILE_NOT_FOUND;
}
/*
* Setup the dinput options.
*/
static HRESULT setup_dinput_options(JoystickImpl * device)
{
char buffer[MAX_PATH+16];
HKEY hkey, appkey = 0;
DWORD len;
buffer[MAX_PATH]='\0';
/* @@ Wine registry key: HKCU\Software\Wine\DirectInput */
if (RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\DirectInput", &hkey)) hkey = 0;
len = GetModuleFileNameA( 0, buffer, MAX_PATH );
if (len && len < MAX_PATH) {
HKEY tmpkey;
/* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\DirectInput */
if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
{
char *p, *appname = buffer;
if ((p = strrchr( appname, '/' ))) appname = p + 1;
if ((p = strrchr( appname, '\\' ))) appname = p + 1;
strcat( appname, "\\DirectInput" );
if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
RegCloseKey( tmpkey );
}
}
/* get options */
if (!get_config_key( hkey, appkey, "DefaultDeadZone", buffer, MAX_PATH )) {
device->deadzone = atoi(buffer);
TRACE("setting default deadzone to: \"%s\" %d\n", buffer, device->deadzone);
}
if (!get_config_key( hkey, appkey, device->name, buffer, MAX_PATH )) {
int tokens = 0;
int axis = 0;
int pov = 0;
const char *delim = ",";
char * ptr;
TRACE("\"%s\" = \"%s\"\n", device->name, buffer);
device->axis_map = HeapAlloc(GetProcessHeap(), 0, device->axes * sizeof(int));
if (device->axis_map == 0)
return DIERR_OUTOFMEMORY;
if ((ptr = strtok(buffer, delim)) != NULL) {
do {
if (strcmp(ptr, "X") == 0) {
device->axis_map[tokens] = 0;
axis++;
} else if (strcmp(ptr, "Y") == 0) {
device->axis_map[tokens] = 1;
axis++;
} else if (strcmp(ptr, "Z") == 0) {
device->axis_map[tokens] = 2;
axis++;
} else if (strcmp(ptr, "Rx") == 0) {
device->axis_map[tokens] = 3;
axis++;
} else if (strcmp(ptr, "Ry") == 0) {
device->axis_map[tokens] = 4;
axis++;
} else if (strcmp(ptr, "Rz") == 0) {
device->axis_map[tokens] = 5;
axis++;
} else if (strcmp(ptr, "Slider1") == 0) {
device->axis_map[tokens] = 6;
axis++;
} else if (strcmp(ptr, "Slider2") == 0) {
device->axis_map[tokens] = 7;
axis++;
} else if (strcmp(ptr, "POV1") == 0) {
device->axis_map[tokens++] = 8;
device->axis_map[tokens] = 8;
pov++;
} else if (strcmp(ptr, "POV2") == 0) {
device->axis_map[tokens++] = 9;
device->axis_map[tokens] = 9;
pov++;
} else if (strcmp(ptr, "POV3") == 0) {
device->axis_map[tokens++] = 10;
device->axis_map[tokens] = 10;
pov++;
} else if (strcmp(ptr, "POV4") == 0) {
device->axis_map[tokens++] = 11;
device->axis_map[tokens] = 11;
pov++;
} else {
ERR("invalid joystick axis type: %s\n", ptr);
device->axis_map[tokens] = tokens;
axis++;
}
tokens++;
} while ((ptr = strtok(NULL, delim)) != NULL);
if (tokens != device->devcaps.dwAxes) {
ERR("not all joystick axes mapped: %d axes(%d,%d), %d arguments\n", device->axes, axis, pov,tokens);
while (tokens < device->axes) {
device->axis_map[tokens] = tokens;
tokens++;
}
}
}
device->devcaps.dwAxes = axis;
device->devcaps.dwPOVs = pov;
}
if (appkey)
RegCloseKey( appkey );
if (hkey)
RegCloseKey( hkey );
return DI_OK;
}
static HRESULT alloc_device(REFGUID rguid, const void *jvt, IDirectInputImpl *dinput, LPDIRECTINPUTDEVICEA* pdev)
{
DWORD i;
JoystickImpl* newDevice;
char name[MAX_PATH];
HRESULT hr;
LPDIDATAFORMAT df = NULL;
int idx = 0;
newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(JoystickImpl));
if (newDevice == 0) {
WARN("out of memory\n");
*pdev = 0;
return DIERR_OUTOFMEMORY;
}
if (!lstrcpynA(newDevice->dev, joystick_devices[rguid->Data3], sizeof(newDevice->dev)) ||
(newDevice->joyfd = open(newDevice->dev, O_RDONLY)) < 0)
{
WARN("open(%s, O_RDONLY) failed: %s\n", newDevice->dev, strerror(errno));
HeapFree(GetProcessHeap(), 0, newDevice);
return DIERR_DEVICENOTREG;
}
/* get the device name */
#if defined(JSIOCGNAME)
if (ioctl(newDevice->joyfd,JSIOCGNAME(MAX_PATH),name) < 0) {
WARN("ioctl(%s,JSIOCGNAME) failed: %s\n", newDevice->dev, strerror(errno));
strcpy(name, "Wine Joystick");
}
#else
strcpy(name, "Wine Joystick");
#endif
/* copy the device name */
newDevice->name = HeapAlloc(GetProcessHeap(),0,strlen(name) + 1);
strcpy(newDevice->name, name);
#ifdef JSIOCGAXES
if (ioctl(newDevice->joyfd,JSIOCGAXES,&newDevice->axes) < 0) {
WARN("ioctl(%s,JSIOCGAXES) failed: %s, defauting to 2\n", newDevice->dev, strerror(errno));
newDevice->axes = 2;
}
#endif
#ifdef JSIOCGBUTTONS
if (ioctl(newDevice->joyfd,JSIOCGBUTTONS,&newDevice->buttons) < 0) {
WARN("ioctl(%s,JSIOCGBUTTONS) failed: %s, defauting to 2\n", newDevice->dev, strerror(errno));
newDevice->buttons = 2;
}
#endif
newDevice->base.lpVtbl = jvt;
newDevice->base.ref = 1;
newDevice->base.dinput = dinput;
CopyMemory(&newDevice->base.guid, rguid, sizeof(*rguid));
InitializeCriticalSection(&newDevice->base.crit);
newDevice->base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": JoystickImpl*->base.crit");
/* setup_dinput_options may change these */
newDevice->deadzone = 0;
newDevice->devcaps.dwButtons = newDevice->buttons;
newDevice->devcaps.dwAxes = newDevice->axes;
newDevice->devcaps.dwPOVs = 0;
/* do any user specified configuration */
hr = setup_dinput_options(newDevice);
if (hr != DI_OK)
goto FAILED1;
if (newDevice->axis_map == 0) {
newDevice->axis_map = HeapAlloc(GetProcessHeap(), 0, newDevice->axes * sizeof(int));
if (newDevice->axis_map == 0)
goto FAILED;
for (i = 0; i < newDevice->axes; i++)
newDevice->axis_map[i] = i;
}
/* Create copy of default data format */
if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIJoystick2.dwSize))) goto FAILED;
memcpy(df, &c_dfDIJoystick2, c_dfDIJoystick2.dwSize);
/* Axes include POVs */
df->dwNumObjs = newDevice->axes + newDevice->buttons;
if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto FAILED;
for (i = 0; i < newDevice->axes; i++)
{
int wine_obj = newDevice->axis_map[i];
memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[wine_obj], df->dwObjSize);
if (wine_obj < 8)
df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(wine_obj) | DIDFT_ABSAXIS;
else
df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(wine_obj - 8) | DIDFT_POV;
}
for (i = 0; i < newDevice->buttons; i++)
{
memcpy(&df->rgodf[idx], &c_dfDIJoystick2.rgodf[i + 12], df->dwObjSize);
df->rgodf[idx++].dwType = DIDFT_MAKEINSTANCE(i) | DIDFT_PSHBUTTON;
}
newDevice->base.data_format.wine_df = df;
/* create default properties */
newDevice->props = HeapAlloc(GetProcessHeap(),0,c_dfDIJoystick2.dwNumObjs*sizeof(ObjProps));
if (newDevice->props == 0)
goto FAILED;
/* initialize default properties */
for (i = 0; i < c_dfDIJoystick2.dwNumObjs; i++) {
newDevice->props[i].lMin = 0;
newDevice->props[i].lMax = 0xffff;
newDevice->props[i].lDeadZone = newDevice->deadzone; /* % * 1000 */
newDevice->props[i].lSaturation = 0;
}
IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->base.dinput);
newDevice->devcaps.dwSize = sizeof(newDevice->devcaps);
newDevice->devcaps.dwFlags = DIDC_ATTACHED;
if (newDevice->base.dinput->dwVersion >= 0x0800)
newDevice->devcaps.dwDevType = DI8DEVTYPE_JOYSTICK | (DI8DEVTYPEJOYSTICK_STANDARD << 8);
else
newDevice->devcaps.dwDevType = DIDEVTYPE_JOYSTICK | (DIDEVTYPEJOYSTICK_TRADITIONAL << 8);
newDevice->devcaps.dwFFSamplePeriod = 0;
newDevice->devcaps.dwFFMinTimeResolution = 0;
newDevice->devcaps.dwFirmwareRevision = 0;
newDevice->devcaps.dwHardwareRevision = 0;
newDevice->devcaps.dwFFDriverVersion = 0;
if (TRACE_ON(dinput)) {
_dump_DIDATAFORMAT(newDevice->base.data_format.wine_df);
for (i = 0; i < (newDevice->axes); i++)
TRACE("axis_map[%d] = %d\n", i, newDevice->axis_map[i]);
_dump_DIDEVCAPS(&newDevice->devcaps);
}
*pdev = (LPDIRECTINPUTDEVICEA)newDevice;
return DI_OK;
FAILED:
hr = DIERR_OUTOFMEMORY;
FAILED1:
if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
HeapFree(GetProcessHeap(), 0, df);
release_DataFormat(&newDevice->base.data_format);
HeapFree(GetProcessHeap(),0,newDevice->axis_map);
HeapFree(GetProcessHeap(),0,newDevice->name);
HeapFree(GetProcessHeap(),0,newDevice->props);
HeapFree(GetProcessHeap(),0,newDevice);
*pdev = 0;
return hr;
}
static BOOL IsJoystickGUID(REFGUID guid)
{
GUID wine_joystick = DInput_Wine_Joystick_GUID;
GUID dev_guid = *guid;
wine_joystick.Data3 = 0;
dev_guid.Data3 = 0;
return IsEqualGUID(&wine_joystick, &dev_guid);
}
static HRESULT joydev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
{
if ((IsEqualGUID(&GUID_Joystick,rguid)) ||
(IsJoystickGUID(rguid))) {
if ((riid == NULL) ||
IsEqualGUID(&IID_IDirectInputDeviceA,riid) ||
IsEqualGUID(&IID_IDirectInputDevice2A,riid) ||
IsEqualGUID(&IID_IDirectInputDevice7A,riid) ||
IsEqualGUID(&IID_IDirectInputDevice8A,riid)) {
return alloc_device(rguid, &JoystickAvt, dinput, pdev);
} else {
WARN("no interface\n");
*pdev = 0;
return DIERR_NOINTERFACE;
}
}
WARN("invalid device GUID\n");
*pdev = 0;
return DIERR_DEVICENOTREG;
}
static HRESULT joydev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
{
if ((IsEqualGUID(&GUID_Joystick,rguid)) ||
(IsJoystickGUID(rguid))) {
if ((riid == NULL) ||
IsEqualGUID(&IID_IDirectInputDeviceW,riid) ||
IsEqualGUID(&IID_IDirectInputDevice2W,riid) ||
IsEqualGUID(&IID_IDirectInputDevice7W,riid) ||
IsEqualGUID(&IID_IDirectInputDevice8W,riid)) {
return alloc_device(rguid, &JoystickWvt, dinput, (LPDIRECTINPUTDEVICEA *)pdev);
} else {
WARN("no interface\n");
*pdev = 0;
return DIERR_NOINTERFACE;
}
}
WARN("invalid device GUID\n");
*pdev = 0;
return DIERR_DEVICENOTREG;
}
const struct dinput_device joystick_linux_device = {
"Wine Linux joystick driver",
joydev_enum_deviceA,
joydev_enum_deviceW,
joydev_create_deviceA,
joydev_create_deviceW
};
/******************************************************************************
* Acquire : gets exclusive control of the joystick
*/
static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
{
JoystickImpl *This = (JoystickImpl *)iface;
TRACE("(%p)\n",This);
if (This->base.acquired) {
WARN("already acquired\n");
return S_FALSE;
}
/* open the joystick device */
if (This->joyfd==-1) {
TRACE("opening joystick device %s\n", This->dev);
This->joyfd=open(This->dev,O_RDONLY);
if (This->joyfd==-1) {
ERR("open(%s) failed: %s\n", This->dev, strerror(errno));
return DIERR_NOTFOUND;
}
}
This->base.acquired = 1;
return DI_OK;
}
/******************************************************************************
* Unacquire : frees the joystick
*/
static HRESULT WINAPI JoystickAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
{
JoystickImpl *This = (JoystickImpl *)iface;
HRESULT res;
TRACE("(%p)\n",This);
if ((res = IDirectInputDevice2AImpl_Unacquire(iface)) != DI_OK) return res;
if (This->joyfd!=-1) {
TRACE("closing joystick device\n");
close(This->joyfd);
This->joyfd = -1;
return DI_OK;
}
return DI_NOEFFECT;
}
static LONG map_axis(JoystickImpl * This, short val, short index)
{
double fval = val;
double fmin = This->props[index].lMin;
double fmax = This->props[index].lMax;
double fret;
fret = (((fval + 32767.0) * (fmax - fmin)) / (32767.0*2.0)) + fmin;
if (fret >= 0.0)
fret += 0.5;
else
fret -= 0.5;
return fret;
}
static LONG calculate_pov(JoystickImpl *This, int index)
{
if (This->povs[index].lX < -16384) {
if (This->povs[index].lY < -16384)
This->js.rgdwPOV[index] = 31500;
else if (This->povs[index].lY > 16384)
This->js.rgdwPOV[index] = 22500;
else
This->js.rgdwPOV[index] = 27000;
} else if (This->povs[index].lX > 16384) {
if (This->povs[index].lY < -16384)
This->js.rgdwPOV[index] = 4500;
else if (This->povs[index].lY > 16384)
This->js.rgdwPOV[index] = 13500;
else
This->js.rgdwPOV[index] = 9000;
} else {
if (This->povs[index].lY < -16384)
This->js.rgdwPOV[index] = 0;
else if (This->povs[index].lY > 16384)
This->js.rgdwPOV[index] = 18000;
else
This->js.rgdwPOV[index] = -1;
}
return This->js.rgdwPOV[index];
}
static void joy_polldev(JoystickImpl *This) {
struct pollfd plfd;
struct js_event jse;
TRACE("(%p)\n", This);
if (This->joyfd==-1) {
WARN("no device\n");
return;
}
while (1)
{
LONG value;
int inst_id = -1;
plfd.fd = This->joyfd;
plfd.events = POLLIN;
if (poll(&plfd,1,0) != 1)
return;
/* we have one event, so we can read */
if (sizeof(jse)!=read(This->joyfd,&jse,sizeof(jse))) {
return;
}
TRACE("js_event: type 0x%x, number %d, value %d\n",
jse.type,jse.number,jse.value);
if (jse.type & JS_EVENT_BUTTON)
{
inst_id = DIDFT_MAKEINSTANCE(jse.number) | DIDFT_PSHBUTTON;
This->js.rgbButtons[jse.number] = value = jse.value ? 0x80 : 0x00;
}
else if (jse.type & JS_EVENT_AXIS)
{
int number = This->axis_map[jse.number]; /* wine format object index */
if (number < 12)
{
inst_id = DIDFT_MAKEINSTANCE(jse.number) | (number < 8 ? DIDFT_ABSAXIS : DIDFT_POV);
value = map_axis(This, jse.value, number);
/* FIXME do deadzone and saturation here */
TRACE("changing axis %d => %d\n", jse.number, number);
switch (number) {
case 0:
This->js.lX = value;
break;
case 1:
This->js.lY = value;
break;
case 2:
This->js.lZ = value;
break;
case 3:
This->js.lRx = value;
break;
case 4:
This->js.lRy = value;
break;
case 5:
This->js.lRz = value;
break;
case 6:
This->js.rglSlider[0] = value;
break;
case 7:
This->js.rglSlider[1] = value;
break;
case 8:
/* FIXME don't go off array */
if (This->axis_map[jse.number + 1] == number)
This->povs[0].lX = jse.value;
else if (This->axis_map[jse.number - 1] == number)
This->povs[0].lY = jse.value;
value = calculate_pov(This, 0);
break;
case 9:
if (This->axis_map[jse.number + 1] == number)
This->povs[1].lX = jse.value;
else if (This->axis_map[jse.number - 1] == number)
This->povs[1].lY = jse.value;
value = calculate_pov(This, 1);
break;
case 10:
if (This->axis_map[jse.number + 1] == number)
This->povs[2].lX = jse.value;
else if (This->axis_map[jse.number - 1] == number)
This->povs[2].lY = jse.value;
value = calculate_pov(This, 2);
break;
case 11:
if (This->axis_map[jse.number + 1] == number)
This->povs[3].lX = jse.value;
else if (This->axis_map[jse.number - 1] == number)
This->povs[3].lY = jse.value;
value = calculate_pov(This, 3);
break;
}
} else
WARN("axis %d not supported\n", number);
}
if (inst_id >= 0)
queue_event((LPDIRECTINPUTDEVICE8A)This,
id_to_offset(&This->base.data_format, inst_id),
value, jse.time, This->base.dinput->evsequence++);
}
}
/******************************************************************************
* GetDeviceState : returns the "state" of the joystick.
*
*/
static HRESULT WINAPI JoystickAImpl_GetDeviceState(
LPDIRECTINPUTDEVICE8A iface,
DWORD len,
LPVOID ptr)
{
JoystickImpl *This = (JoystickImpl *)iface;
TRACE("(%p,0x%08x,%p)\n", This, len, ptr);
if (!This->base.acquired) {
WARN("not acquired\n");
return DIERR_NOTACQUIRED;
}
/* update joystick state */
joy_polldev(This);
/* convert and copy data to user supplied buffer */
fill_DataFormat(ptr, &This->js, &This->base.data_format);
return DI_OK;
}
/******************************************************************************
* SetProperty : change input device properties
*/
static HRESULT WINAPI JoystickAImpl_SetProperty(
LPDIRECTINPUTDEVICE8A iface,
REFGUID rguid,
LPCDIPROPHEADER ph)
{
JoystickImpl *This = (JoystickImpl *)iface;
int i;
TRACE("(%p,%s,%p)\n",This,debugstr_guid(rguid),ph);
if (ph == NULL) {
WARN("invalid parameter: ph == NULL\n");
return DIERR_INVALIDPARAM;
}
if (TRACE_ON(dinput))
_dump_DIPROPHEADER(ph);
if (!HIWORD(rguid)) {
switch (LOWORD(rguid)) {
case (DWORD)DIPROP_RANGE: {
LPCDIPROPRANGE pr = (LPCDIPROPRANGE)ph;
if (ph->dwHow == DIPH_DEVICE) {
TRACE("proprange(%d,%d) all\n", pr->lMin, pr->lMax);
for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++) {
This->props[i].lMin = pr->lMin;
This->props[i].lMax = pr->lMax;
}
} else {
int obj = find_property(&This->base.data_format, ph);
TRACE("proprange(%d,%d) obj=%d\n", pr->lMin, pr->lMax, obj);
if (obj >= 0) {
This->props[obj].lMin = pr->lMin;
This->props[obj].lMax = pr->lMax;
return DI_OK;
}
}
break;
}
case (DWORD)DIPROP_DEADZONE: {
LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
if (ph->dwHow == DIPH_DEVICE) {
TRACE("deadzone(%d) all\n", pd->dwData);
for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++)
This->props[i].lDeadZone = pd->dwData;
} else {
int obj = find_property(&This->base.data_format, ph);
TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
if (obj >= 0) {
This->props[obj].lDeadZone = pd->dwData;
return DI_OK;
}
}
break;
}
case (DWORD)DIPROP_SATURATION: {
LPCDIPROPDWORD pd = (LPCDIPROPDWORD)ph;
if (ph->dwHow == DIPH_DEVICE) {
TRACE("saturation(%d) all\n", pd->dwData);
for (i = 0; i < This->base.data_format.wine_df->dwNumObjs; i++)
This->props[i].lSaturation = pd->dwData;
} else {
int obj = find_property(&This->base.data_format, ph);
TRACE("saturation(%d) obj=%d\n", pd->dwData, obj);
if (obj >= 0) {
This->props[obj].lSaturation = pd->dwData;
return DI_OK;
}
}
break;
}
default:
return IDirectInputDevice2AImpl_SetProperty(iface, rguid, ph);
}
}
return DI_OK;
}
static HRESULT WINAPI JoystickAImpl_GetCapabilities(
LPDIRECTINPUTDEVICE8A iface,
LPDIDEVCAPS lpDIDevCaps)
{
JoystickImpl *This = (JoystickImpl *)iface;
int size;
TRACE("%p->(%p)\n",iface,lpDIDevCaps);
if (lpDIDevCaps == NULL) {
WARN("invalid pointer\n");
return E_POINTER;
}
size = lpDIDevCaps->dwSize;
if (!(size == sizeof(DIDEVCAPS) || size == sizeof(DIDEVCAPS_DX3))) {
WARN("invalid parameter\n");
return DIERR_INVALIDPARAM;
}
CopyMemory(lpDIDevCaps, &This->devcaps, size);
lpDIDevCaps->dwSize = size;
if (TRACE_ON(dinput))
_dump_DIDEVCAPS(lpDIDevCaps);
return DI_OK;
}
static HRESULT WINAPI JoystickAImpl_Poll(LPDIRECTINPUTDEVICE8A iface)
{
JoystickImpl *This = (JoystickImpl *)iface;
TRACE("(%p)\n",This);
if (!This->base.acquired) {
WARN("not acquired\n");
return DIERR_NOTACQUIRED;
}
joy_polldev(This);
return DI_OK;
}
/******************************************************************************
* GetProperty : get input device properties
*/
static HRESULT WINAPI JoystickAImpl_GetProperty(
LPDIRECTINPUTDEVICE8A iface,
REFGUID rguid,
LPDIPROPHEADER pdiph)
{
JoystickImpl *This = (JoystickImpl *)iface;
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(rguid), pdiph);
if (TRACE_ON(dinput))
_dump_DIPROPHEADER(pdiph);
if (!HIWORD(rguid)) {
switch (LOWORD(rguid)) {
case (DWORD) DIPROP_RANGE: {
LPDIPROPRANGE pr = (LPDIPROPRANGE)pdiph;
int obj = find_property(&This->base.data_format, pdiph);
/* The app is querying the current range of the axis
* return the lMin and lMax values */
if (obj >= 0) {
pr->lMin = This->props[obj].lMin;
pr->lMax = This->props[obj].lMax;
TRACE("range(%d, %d) obj=%d\n", pr->lMin, pr->lMax, obj);
return DI_OK;
}
break;
}
case (DWORD) DIPROP_DEADZONE: {
LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
int obj = find_property(&This->base.data_format, pdiph);
if (obj >= 0) {
pd->dwData = This->props[obj].lDeadZone;
TRACE("deadzone(%d) obj=%d\n", pd->dwData, obj);
return DI_OK;
}
break;
}
case (DWORD) DIPROP_SATURATION: {
LPDIPROPDWORD pd = (LPDIPROPDWORD)pdiph;
int obj = find_property(&This->base.data_format, pdiph);
if (obj >= 0) {
pd->dwData = This->props[obj].lSaturation;
TRACE("saturation(%d) obj=%d\n", pd->dwData, obj);
return DI_OK;
}
break;
}
default:
return IDirectInputDevice2AImpl_GetProperty(iface, rguid, pdiph);
}
}
return DI_OK;
}
/******************************************************************************
* GetObjectInfo : get object info
*/
static HRESULT WINAPI JoystickWImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8W iface,
LPDIDEVICEOBJECTINSTANCEW pdidoi, DWORD dwObj, DWORD dwHow)
{
static const WCHAR axisW[] = {'A','x','i','s',' ','%','d',0};
static const WCHAR povW[] = {'P','O','V',' ','%','d',0};
static const WCHAR buttonW[] = {'B','u','t','t','o','n',' ','%','d',0};
HRESULT res;
res = IDirectInputDevice2WImpl_GetObjectInfo(iface, pdidoi, dwObj, dwHow);
if (res != DI_OK) return res;
if (pdidoi->dwType & DIDFT_AXIS)
sprintfW(pdidoi->tszName, axisW, DIDFT_GETINSTANCE(pdidoi->dwType));
else if (pdidoi->dwType & DIDFT_POV)
sprintfW(pdidoi->tszName, povW, DIDFT_GETINSTANCE(pdidoi->dwType));
else if (pdidoi->dwType & DIDFT_BUTTON)
sprintfW(pdidoi->tszName, buttonW, DIDFT_GETINSTANCE(pdidoi->dwType));
_dump_OBJECTINSTANCEW(pdidoi);
return res;
}
static HRESULT WINAPI JoystickAImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8A iface,
LPDIDEVICEOBJECTINSTANCEA pdidoi, DWORD dwObj, DWORD dwHow)
{
HRESULT res;
DIDEVICEOBJECTINSTANCEW didoiW;
DWORD dwSize = pdidoi->dwSize;
didoiW.dwSize = sizeof(didoiW);
res = JoystickWImpl_GetObjectInfo((LPDIRECTINPUTDEVICE8W)iface, &didoiW, dwObj, dwHow);
if (res != DI_OK) return res;
memset(pdidoi, 0, pdidoi->dwSize);
memcpy(pdidoi, &didoiW, FIELD_OFFSET(DIDEVICEOBJECTINSTANCEW, tszName));
pdidoi->dwSize = dwSize;
WideCharToMultiByte(CP_ACP, 0, didoiW.tszName, -1, pdidoi->tszName,
sizeof(pdidoi->tszName), NULL, NULL);
return res;
}
/******************************************************************************
* GetDeviceInfo : get information about a device's identity
*/
static HRESULT WINAPI JoystickAImpl_GetDeviceInfo(
LPDIRECTINPUTDEVICE8A iface,
LPDIDEVICEINSTANCEA pdidi)
{
JoystickImpl *This = (JoystickImpl *)iface;
TRACE("(%p,%p)\n", iface, pdidi);
if (pdidi == NULL) {
WARN("invalid pointer\n");
return E_POINTER;
}
if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3A)) &&
(pdidi->dwSize != sizeof(DIDEVICEINSTANCEA))) {
WARN("invalid parameter: pdidi->dwSize = %d != %d or %d\n",
pdidi->dwSize, sizeof(DIDEVICEINSTANCE_DX3A),
sizeof(DIDEVICEINSTANCEA));
return DIERR_INVALIDPARAM;
}
/* Return joystick */
pdidi->guidInstance = GUID_Joystick;
pdidi->guidProduct = DInput_Wine_Joystick_GUID;
/* we only support traditional joysticks for now */
pdidi->dwDevType = This->devcaps.dwDevType;
strcpy(pdidi->tszInstanceName, "Joystick");
strcpy(pdidi->tszProductName, This->name);
if (pdidi->dwSize > sizeof(DIDEVICEINSTANCE_DX3A)) {
pdidi->guidFFDriver = GUID_NULL;
pdidi->wUsagePage = 0;
pdidi->wUsage = 0;
}
return DI_OK;
}
/******************************************************************************
* GetDeviceInfo : get information about a device's identity
*/
static HRESULT WINAPI JoystickWImpl_GetDeviceInfo(
LPDIRECTINPUTDEVICE8W iface,
LPDIDEVICEINSTANCEW pdidi)
{
JoystickImpl *This = (JoystickImpl *)iface;
TRACE("(%p,%p)\n", iface, pdidi);
if ((pdidi->dwSize != sizeof(DIDEVICEINSTANCE_DX3W)) &&
(pdidi->dwSize != sizeof(DIDEVICEINSTANCEW))) {
WARN("invalid parameter: pdidi->dwSize = %d != %d or %d\n",
pdidi->dwSize, sizeof(DIDEVICEINSTANCE_DX3W),
sizeof(DIDEVICEINSTANCEW));
return DIERR_INVALIDPARAM;
}
/* Return joystick */
pdidi->guidInstance = GUID_Joystick;
pdidi->guidProduct = DInput_Wine_Joystick_GUID;
/* we only support traditional joysticks for now */
pdidi->dwDevType = This->devcaps.dwDevType;
MultiByteToWideChar(CP_ACP, 0, "Joystick", -1, pdidi->tszInstanceName, MAX_PATH);
MultiByteToWideChar(CP_ACP, 0, This->name, -1, pdidi->tszProductName, MAX_PATH);
if (pdidi->dwSize > sizeof(DIDEVICEINSTANCE_DX3W)) {
pdidi->guidFFDriver = GUID_NULL;
pdidi->wUsagePage = 0;
pdidi->wUsage = 0;
}
return DI_OK;
}
static const IDirectInputDevice8AVtbl JoystickAvt =
{
IDirectInputDevice2AImpl_QueryInterface,
IDirectInputDevice2AImpl_AddRef,
IDirectInputDevice2AImpl_Release,
JoystickAImpl_GetCapabilities,
IDirectInputDevice2AImpl_EnumObjects,
JoystickAImpl_GetProperty,
JoystickAImpl_SetProperty,
JoystickAImpl_Acquire,
JoystickAImpl_Unacquire,
JoystickAImpl_GetDeviceState,
IDirectInputDevice2AImpl_GetDeviceData,
IDirectInputDevice2AImpl_SetDataFormat,
IDirectInputDevice2AImpl_SetEventNotification,
IDirectInputDevice2AImpl_SetCooperativeLevel,
JoystickAImpl_GetObjectInfo,
JoystickAImpl_GetDeviceInfo,
IDirectInputDevice2AImpl_RunControlPanel,
IDirectInputDevice2AImpl_Initialize,
IDirectInputDevice2AImpl_CreateEffect,
IDirectInputDevice2AImpl_EnumEffects,
IDirectInputDevice2AImpl_GetEffectInfo,
IDirectInputDevice2AImpl_GetForceFeedbackState,
IDirectInputDevice2AImpl_SendForceFeedbackCommand,
IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
IDirectInputDevice2AImpl_Escape,
JoystickAImpl_Poll,
IDirectInputDevice2AImpl_SendDeviceData,
IDirectInputDevice7AImpl_EnumEffectsInFile,
IDirectInputDevice7AImpl_WriteEffectToFile,
IDirectInputDevice8AImpl_BuildActionMap,
IDirectInputDevice8AImpl_SetActionMap,
IDirectInputDevice8AImpl_GetImageInfo
};
#if !defined(__STRICT_ANSI__) && defined(__GNUC__)
# define XCAST(fun) (typeof(JoystickWvt.fun))
#else
# define XCAST(fun) (void*)
#endif
static const IDirectInputDevice8WVtbl JoystickWvt =
{
IDirectInputDevice2WImpl_QueryInterface,
XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
XCAST(Release)IDirectInputDevice2AImpl_Release,
XCAST(GetCapabilities)JoystickAImpl_GetCapabilities,
IDirectInputDevice2WImpl_EnumObjects,
XCAST(GetProperty)JoystickAImpl_GetProperty,
XCAST(SetProperty)JoystickAImpl_SetProperty,
XCAST(Acquire)JoystickAImpl_Acquire,
XCAST(Unacquire)JoystickAImpl_Unacquire,
XCAST(GetDeviceState)JoystickAImpl_GetDeviceState,
XCAST(GetDeviceData)IDirectInputDevice2AImpl_GetDeviceData,
XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
IDirectInputDevice2WImpl_GetObjectInfo,
JoystickWImpl_GetDeviceInfo,
XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
XCAST(CreateEffect)IDirectInputDevice2AImpl_CreateEffect,
IDirectInputDevice2WImpl_EnumEffects,
IDirectInputDevice2WImpl_GetEffectInfo,
XCAST(GetForceFeedbackState)IDirectInputDevice2AImpl_GetForceFeedbackState,
XCAST(SendForceFeedbackCommand)IDirectInputDevice2AImpl_SendForceFeedbackCommand,
XCAST(EnumCreatedEffectObjects)IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
XCAST(Escape)IDirectInputDevice2AImpl_Escape,
XCAST(Poll)JoystickAImpl_Poll,
XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
IDirectInputDevice7WImpl_EnumEffectsInFile,
IDirectInputDevice7WImpl_WriteEffectToFile,
IDirectInputDevice8WImpl_BuildActionMap,
IDirectInputDevice8WImpl_SetActionMap,
IDirectInputDevice8WImpl_GetImageInfo
};
#undef XCAST
#else /* HAVE_LINUX_22_JOYSTICK_API */
const struct dinput_device joystick_linux_device = {
"Wine Linux joystick driver",
NULL,
NULL,
NULL,
NULL
};
#endif /* HAVE_LINUX_22_JOYSTICK_API */