xrdp-proprietary/xorg/X11R7.6/rdp/rdpinput.c

/*
Copyright 2005-2013 Jay Sorg

Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

keyboard and mouse stuff

*/

/* control notes */
/* rdesktop sends control before scan code 69 but it doesn't set the
   flags right so control down is used to determine between pause and
   num lock */
/* this should be fixed in rdesktop */
/* g_pause_spe flag for specal control sent by ms client before scan code
   69 is sent to tell that its pause, not num lock.  both pause and num
   lock use scan code 69 */

/* tab notes */
/* mstsc send tab up without a tab down to mark the mstsc has gained focus
   this should have sure control alt and shift are all up
   rdesktop does not do this */
/* this should be fixed in rdesktop */

#include "rdp.h"

#define LOG_LEVEL 1
#define LLOG(_level, _args) \
    do { if (_level < LOG_LEVEL) { ErrorF _args ; } } while (0)
#define LLOGLN(_level, _args) \
    do { if (_level < LOG_LEVEL) { ErrorF _args ; ErrorF("\n"); } } while (0)

extern ScreenPtr g_pScreen; /* in rdpmain.c */
extern DeviceIntPtr g_pointer; /* in rdpmain.c */
extern DeviceIntPtr g_keyboard; /* in rdpmain.c */
extern rdpScreenInfoRec g_rdpScreen; /* from rdpmain.c */

static int g_old_button_mask = 0;
static int g_pause_spe = 0;
static int g_ctrl_down = 0;
static int g_alt_down = 0;
static int g_shift_down = 0;
static int g_tab_down = 0;
/* this is toggled every time num lock key is released, not like the
   above *_down vars */
static int g_scroll_lock_down = 0;
static OsTimerPtr g_kbtimer = 0;

static OsTimerPtr g_timer = 0;
static int g_x = 0;
static int g_y = 0;
static int g_timer_schedualed = 0;
static int g_delay_motion = 1; /* turn on or off */

#define MIN_KEY_CODE 8
#define MAX_KEY_CODE 255
#define NO_OF_KEYS ((MAX_KEY_CODE - MIN_KEY_CODE) + 1)
#define GLYPHS_PER_KEY 2

#define RDPSCAN_Tab         15
#define RDPSCAN_Return      28 /* ext is used to know KP or not */
#define RDPSCAN_Control     29 /* ext is used to know L or R */
#define RDPSCAN_Shift_L     42
#define RDPSCAN_Slash       53
#define RDPSCAN_Shift_R     54
#define RDPSCAN_KP_Multiply 55
#define RDPSCAN_Alt         56 /* ext is used to know L or R */
#define RDPSCAN_Caps_Lock   58
#define RDPSCAN_Pause       69
#define RDPSCAN_Scroll_Lock 70
#define RDPSCAN_KP_7        71 /* KP7 or home */
#define RDPSCAN_KP_8        72 /* KP8 or up */
#define RDPSCAN_KP_9        73 /* KP9 or page up */
#define RDPSCAN_KP_4        75 /* KP4 or left */
#define RDPSCAN_KP_6        77 /* KP6 or right */
#define RDPSCAN_KP_1        79 /* KP1 or home */
#define RDPSCAN_KP_2        80 /* KP2 or up */
#define RDPSCAN_KP_3        81 /* KP3 or page down */
#define RDPSCAN_KP_0        82 /* KP0 or insert */
#define RDPSCAN_KP_Decimal  83 /* KP. or delete */
#define RDPSCAN_89          89
#define RDPSCAN_90          90
#define RDPSCAN_LWin        91
#define RDPSCAN_RWin        92
#define RDPSCAN_Menu        93
#define RDPSCAN_115         115
#define RDPSCAN_126         126

#define XSCAN_Tab         23
#define XSCAN_Return      36 /* above right shift */
#define XSCAN_Control_L   37
#define XSCAN_Shift_L     50
#define XSCAN_slash       61
#define XSCAN_Shift_R     62
#define XSCAN_KP_Multiply 63
#define XSCAN_Alt_L       64
#define XSCAN_Caps_Lock   66 /* caps lock */
#define XSCAN_Num_Lock    77 /* num lock */
#define XSCAN_KP_7        79
#define XSCAN_KP_8        80
#define XSCAN_KP_9        81
#define XSCAN_KP_4        83
#define XSCAN_KP_6        85
#define XSCAN_KP_1        87
#define XSCAN_KP_2        88
#define XSCAN_KP_3        89
#define XSCAN_KP_0        90
#define XSCAN_KP_Decimal  91
#define XSCAN_97          97
#define XSCAN_Enter       104 /* on keypad */
#define XSCAN_Control_R   105
#define XSCAN_KP_Divide   106
#define XSCAN_Print       107
#define XSCAN_Alt_R       108
#define XSCAN_Home        110
#define XSCAN_Up          111
#define XSCAN_Prior       112
#define XSCAN_Left        113
#define XSCAN_Right       114
#define XSCAN_End         115
#define XSCAN_Down        116
#define XSCAN_Next        117
#define XSCAN_Insert      118
#define XSCAN_Delete      119
#define XSCAN_Pause       127
#define XSCAN_129         129
#define XSCAN_LWin        133
#define XSCAN_RWin        134
#define XSCAN_Menu        135
#define XSCAN_LMeta       156
#define XSCAN_RMeta       156

#define N_PREDEFINED_KEYS \
    (sizeof(g_kbdMap) / (sizeof(KeySym) * GLYPHS_PER_KEY))

/* Copied from Xvnc/lib/font/util/utilbitmap.c */
static unsigned char g_reverse_byte[0x100] =
{
    0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
    0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
    0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
    0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
    0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
    0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
    0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
    0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
    0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
    0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
    0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
    0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
    0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
    0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
    0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
    0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
    0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
    0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
    0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
    0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
    0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
    0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
    0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
    0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
    0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
    0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
    0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
    0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
    0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
    0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
    0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
    0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff
};

static KeySym g_kbdMap[] =
{
    NoSymbol,        NoSymbol,        /* 8 */
    XK_Escape,       NoSymbol,        /* 9 */
    XK_1,            XK_exclam,       /* 10 */
    XK_2,            XK_at,
    XK_3,            XK_numbersign,
    XK_4,            XK_dollar,
    XK_5,            XK_percent,
    XK_6,            XK_asciicircum,
    XK_7,            XK_ampersand,
    XK_8,            XK_asterisk,
    XK_9,            XK_parenleft,
    XK_0,            XK_parenright,
    XK_minus,        XK_underscore,   /* 20 */
    XK_equal,        XK_plus,
    XK_BackSpace,    NoSymbol,
    XK_Tab,          XK_ISO_Left_Tab,
    XK_Q,            NoSymbol,
    XK_W,            NoSymbol,
    XK_E,            NoSymbol,
    XK_R,            NoSymbol,
    XK_T,            NoSymbol,
    XK_Y,            NoSymbol,
    XK_U,            NoSymbol,        /* 30 */
    XK_I,            NoSymbol,
    XK_O,            NoSymbol,
    XK_P,            NoSymbol,
    XK_bracketleft,  XK_braceleft,
    XK_bracketright, XK_braceright,
    XK_Return,       NoSymbol,
    XK_Control_L,    NoSymbol,
    XK_A,            NoSymbol,
    XK_S,            NoSymbol,
    XK_D,            NoSymbol,        /* 40 */
    XK_F,            NoSymbol,
    XK_G,            NoSymbol,
    XK_H,            NoSymbol,
    XK_J,            NoSymbol,
    XK_K,            NoSymbol,
    XK_L,            NoSymbol,
    XK_semicolon,    XK_colon,
    XK_apostrophe,   XK_quotedbl,
    XK_grave,        XK_asciitilde,
    XK_Shift_L,      NoSymbol,        /* 50 */
    XK_backslash,    XK_bar,
    XK_Z,            NoSymbol,
    XK_X,            NoSymbol,
    XK_C,            NoSymbol,
    XK_V,            NoSymbol,
    XK_B,            NoSymbol,
    XK_N,            NoSymbol,
    XK_M,            NoSymbol,
    XK_comma,        XK_less,
    XK_period,       XK_greater,      /* 60 */
    XK_slash,        XK_question,
    XK_Shift_R,      NoSymbol,
    XK_KP_Multiply,  NoSymbol,
    XK_Alt_L,        NoSymbol,
    XK_space,        NoSymbol,
    XK_Caps_Lock,    NoSymbol,
    XK_F1,           NoSymbol,
    XK_F2,           NoSymbol,
    XK_F3,           NoSymbol,
    XK_F4,           NoSymbol,        /* 70 */
    XK_F5,           NoSymbol,
    XK_F6,           NoSymbol,
    XK_F7,           NoSymbol,
    XK_F8,           NoSymbol,
    XK_F9,           NoSymbol,
    XK_F10,          NoSymbol,
    XK_Num_Lock,     NoSymbol,
    XK_Scroll_Lock,  NoSymbol,
    XK_KP_Home,      XK_KP_7,
    XK_KP_Up,        XK_KP_8,         /* 80 */
    XK_KP_Prior,     XK_KP_9,
    XK_KP_Subtract,  NoSymbol,
    XK_KP_Left,      XK_KP_4,
    XK_KP_Begin,     XK_KP_5,
    XK_KP_Right,     XK_KP_6,
    XK_KP_Add,       NoSymbol,
    XK_KP_End,       XK_KP_1,
    XK_KP_Down,      XK_KP_2,
    XK_KP_Next,      XK_KP_3,
    XK_KP_Insert,    XK_KP_0,         /* 90 */
    XK_KP_Delete,    XK_KP_Decimal,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    XK_F11,          NoSymbol,
    XK_F12,          NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,        /* 100 */
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    XK_KP_Enter,     NoSymbol,
    XK_Control_R,    NoSymbol,
    XK_KP_Divide,    NoSymbol,
    XK_Print,        NoSymbol,
    XK_Alt_R,        NoSymbol,
    NoSymbol,        NoSymbol,
    XK_Home,         NoSymbol,        /* 110 */
    XK_Up,           NoSymbol,
    XK_Prior,        NoSymbol,
    XK_Left,         NoSymbol,
    XK_Right,        NoSymbol,
    XK_End,          NoSymbol,
    XK_Down,         NoSymbol,
    XK_Next,         NoSymbol,
    XK_Insert,       NoSymbol,
    XK_Delete,       NoSymbol,
    NoSymbol,        NoSymbol,        /* 120 */
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    XK_Pause,        NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,        /* 130 */
    NoSymbol,        NoSymbol,
    NoSymbol,        NoSymbol,
    XK_Super_L,      NoSymbol,
    XK_Super_R,      NoSymbol,
    XK_Menu,         NoSymbol
};

#if 0
/******************************************************************************/
static void
rdpSendBell(void)
{
    LLOGLN(10, ("rdpSendBell:"));
}
#endif

/******************************************************************************/
void
KbdDeviceInit(DeviceIntPtr pDevice, KeySymsPtr pKeySyms, CARD8 *pModMap)
{
    int i;

    LLOGLN(10, ("KbdDeviceInit:"));

    for (i = 0; i < MAP_LENGTH; i++)
    {
        pModMap[i] = NoSymbol;
    }

    pModMap[XSCAN_Shift_L] = ShiftMask;
    pModMap[XSCAN_Shift_R] = ShiftMask;
    pModMap[XSCAN_Caps_Lock] = LockMask;
    pModMap[XSCAN_Control_L] = ControlMask;
    pModMap[XSCAN_Control_R] = ControlMask;
    pModMap[XSCAN_Alt_L] = Mod1Mask;
    pModMap[XSCAN_Alt_R] = Mod1Mask;
    pModMap[XSCAN_Num_Lock] = Mod2Mask;
    pModMap[XSCAN_LWin] = Mod4Mask;
    pModMap[XSCAN_RWin] = Mod4Mask;
    pKeySyms->minKeyCode = MIN_KEY_CODE;
    pKeySyms->maxKeyCode = MAX_KEY_CODE;
    pKeySyms->mapWidth = GLYPHS_PER_KEY;
    i = sizeof(KeySym) * MAP_LENGTH * GLYPHS_PER_KEY;
    pKeySyms->map = (KeySym *)g_malloc(i, 1);

    if (pKeySyms->map == 0)
    {
        rdpLog("KbdDeviceInit g_malloc failed\n");
        exit(1);
    }

    for (i = 0; i < MAP_LENGTH * GLYPHS_PER_KEY; i++)
    {
        pKeySyms->map[i] = NoSymbol;
    }

    for (i = 0; i < N_PREDEFINED_KEYS * GLYPHS_PER_KEY; i++)
    {
        pKeySyms->map[i] = g_kbdMap[i];
    }
}

/******************************************************************************/
void
KbdDeviceOn(void)
{
    LLOGLN(10, ("KbdDeviceOn:"));
}

/******************************************************************************/
void
KbdDeviceOff(void)
{
    LLOGLN(10, ("KbdDeviceOff:"));
}

/******************************************************************************/
void
rdpBell(int volume, DeviceIntPtr pDev, pointer ctrl, int cls)
{
    LLOGLN(0, ("rdpBell:"));
}

/******************************************************************************/
static CARD32
rdpInDeferredUpdateCallback(OsTimerPtr timer, CARD32 now, pointer arg)
{
    LLOGLN(10, ("rdpInDeferredUpdateCallback:"));

    /* our keyboard device */
    XkbSetRepeatKeys(g_keyboard, -1, AutoRepeatModeOff);
    /* the main one for the server */
    XkbSetRepeatKeys(inputInfo.keyboard, -1, AutoRepeatModeOff);

    return 0;
}

/******************************************************************************/
void
rdpChangeKeyboardControl(DeviceIntPtr pDev, KeybdCtrl *ctrl)
{
    XkbControlsPtr ctrls;

    LLOGLN(0, ("rdpChangeKeyboardControl:"));
    ctrls = 0;
    if (pDev != 0)
    {
        if (pDev->key != 0)
        {
            if (pDev->key->xkbInfo != 0)
            {
                if (pDev->key->xkbInfo->desc != 0)
                {
                    if (pDev->key->xkbInfo->desc->ctrls != 0)
                    {
                        ctrls = pDev->key->xkbInfo->desc->ctrls;
                    }
                }
            }
        }
    }
    if (ctrls != 0)
    {
        if (ctrls->enabled_ctrls & XkbRepeatKeysMask)
        {
            LLOGLN(10, ("rdpChangeKeyboardControl: autoRepeat on"));
            /* schedual to turn off the autorepeat after 100 ms so any app
             * polling it will be happy it's on */
            g_kbtimer = TimerSet(g_kbtimer, 0, 100, rdpInDeferredUpdateCallback, 0);\
        }
        else
        {
            LLOGLN(10, ("rdpChangeKeyboardControl: autoRepeat off"));
        }
    }
}

/******************************************************************************/
int
rdpKeybdProc(DeviceIntPtr pDevice, int onoff)
{
    KeySymsRec keySyms;
    CARD8 modMap[MAP_LENGTH];
    DevicePtr pDev;
    XkbRMLVOSet set;

    LLOGLN(10, ("rdpKeybdProc:"));
    pDev = (DevicePtr)pDevice;

    switch (onoff)
    {
        case DEVICE_INIT:
            KbdDeviceInit(pDevice, &keySyms, modMap);
            memset(&set, 0, sizeof(set));
            set.rules = "evdev"; /* was "base" */
            set.model = "pc104";
            set.layout = "us";
            set.variant = "";
            set.options = "";
            InitKeyboardDeviceStruct(pDevice, &set, rdpBell,
                                     rdpChangeKeyboardControl);
            //XkbDDXChangeControls(pDevice, 0, 0);
            break;
        case DEVICE_ON:
            pDev->on = 1;
            KbdDeviceOn();
            break;
        case DEVICE_OFF:
            pDev->on = 0;
            KbdDeviceOff();
            break;
        case DEVICE_CLOSE:

            if (pDev->on)
            {
                KbdDeviceOff();
            }

            break;
    }

    return Success;
}

/******************************************************************************/
void
PtrDeviceControl(DeviceIntPtr dev, PtrCtrl *ctrl)
{
    LLOGLN(10, ("PtrDeviceControl:"));
}

/******************************************************************************/
void
PtrDeviceInit(void)
{
    LLOGLN(10, ("PtrDeviceInit:"));
}

/******************************************************************************/
void
PtrDeviceOn(DeviceIntPtr pDev)
{
    LLOGLN(10, ("PtrDeviceOn:"));
}

/******************************************************************************/
void
PtrDeviceOff(void)
{
    LLOGLN(10, ("PtrDeviceOff:"));
}

/******************************************************************************/
static void
rdpMouseCtrl(DeviceIntPtr pDevice, PtrCtrl *pCtrl)
{
    LLOGLN(0, ("rdpMouseCtrl:"));
}

/******************************************************************************/
int
rdpMouseProc(DeviceIntPtr pDevice, int onoff)
{
    BYTE map[8];
    DevicePtr pDev;
    Atom btn_labels[8];
    Atom axes_labels[2];

    LLOGLN(10, ("rdpMouseProc:"));
    pDev = (DevicePtr)pDevice;

    switch (onoff)
    {
        case DEVICE_INIT:
            PtrDeviceInit();
            map[0] = 0;
            map[1] = 1;
            map[2] = 2;
            map[3] = 3;
            map[4] = 4;
            map[5] = 5;
            map[6] = 6;
            map[7] = 7;

            btn_labels[0] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_LEFT);
            btn_labels[1] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_MIDDLE);
            btn_labels[2] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_RIGHT);
            btn_labels[3] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_WHEEL_UP);
            btn_labels[4] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_WHEEL_DOWN);
            btn_labels[5] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_HWHEEL_LEFT);
            btn_labels[6] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_HWHEEL_RIGHT);

            axes_labels[0] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_X);
            axes_labels[1] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_Y);

            InitPointerDeviceStruct(pDev, map, 7, btn_labels, rdpMouseCtrl,
                                    GetMotionHistorySize(), 2, axes_labels);

            break;
        case DEVICE_ON:
            pDev->on = 1;
            PtrDeviceOn(pDevice);
            break;
        case DEVICE_OFF:
            pDev->on = 0;
            PtrDeviceOff();
            break;
        case DEVICE_CLOSE:

            if (pDev->on)
            {
                PtrDeviceOff();
            }

            break;
    }

    return Success;
}

/******************************************************************************/
Bool
rdpCursorOffScreen(ScreenPtr *ppScreen, int *x, int *y)
{
    LLOGLN(10, ("rdpCursorOffScreen:"));
    return 0;
}

/******************************************************************************/
void
rdpCrossScreen(ScreenPtr pScreen, Bool entering)
{
    LLOGLN(10, ("rdpCrossScreen:"));
}

/******************************************************************************/
void
rdpPointerWarpCursor(DeviceIntPtr pDev, ScreenPtr pScr, int x, int y)
{
    LLOGLN(0, ("rdpPointerWarpCursor:"));
    miPointerWarpCursor(pDev, pScr, x, y);
}

/******************************************************************************/
void
rdpPointerEnqueueEvent(DeviceIntPtr pDev, InternalEvent *event)
{
    LLOGLN(0, ("rdpPointerEnqueueEvent:"));
}

/******************************************************************************/
void
rdpPointerNewEventScreen(DeviceIntPtr pDev, ScreenPtr pScr, Bool fromDIX)
{
    LLOGLN(0, ("rdpPointerNewEventScreen:"));
}

/******************************************************************************/
Bool
rdpSpriteRealizeCursor(DeviceIntPtr pDev, ScreenPtr pScr, CursorPtr pCurs)
{
    LLOGLN(10, ("rdpSpriteRealizeCursor:"));
    return 1;
}

/******************************************************************************/
Bool
rdpSpriteUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr pScr, CursorPtr pCurs)
{
    LLOGLN(10, ("rdpSpriteUnrealizeCursor:"));
    return 1;
}

/******************************************************************************/
int
get_pixel_safe(char *data, int x, int y, int width, int height, int bpp)
{
    int start;
    int shift;
    int c;
    unsigned int *src32;

    if (x < 0)
    {
        return 0;
    }

    if (y < 0)
    {
        return 0;
    }

    if (x >= width)
    {
        return 0;
    }

    if (y >= height)
    {
        return 0;
    }

    if (bpp == 1)
    {
        width = (width + 7) / 8;
        start = (y * width) + x / 8;
        shift = x % 8;
        c = (unsigned char)(data[start]);
#if (X_BYTE_ORDER == X_LITTLE_ENDIAN)
        return (g_reverse_byte[c] & (0x80 >> shift)) != 0;
#else
        return (c & (0x80 >> shift)) != 0;
#endif
    }
    else if (bpp == 32)
    {
        src32 = (unsigned int*)data;
        return src32[y * width + x];
    }

    return 0;
}

/******************************************************************************/
void
set_pixel_safe(char *data, int x, int y, int width, int height, int bpp,
               int pixel)
{
    int start;
    int shift;
    unsigned int *dst32;

    if (x < 0)
    {
        return;
    }

    if (y < 0)
    {
        return;
    }

    if (x >= width)
    {
        return;
    }

    if (y >= height)
    {
        return;
    }

    if (bpp == 1)
    {
        width = (width + 7) / 8;
        start = (y * width) + x / 8;
        shift = x % 8;

        if (pixel & 1)
        {
            data[start] = data[start] | (0x80 >> shift);
        }
        else
        {
            data[start] = data[start] & ~(0x80 >> shift);
        }
    }
    else if (bpp == 24)
    {
        *(data + (3 * (y * width + x)) + 0) = pixel >> 0;
        *(data + (3 * (y * width + x)) + 1) = pixel >> 8;
        *(data + (3 * (y * width + x)) + 2) = pixel >> 16;
    }
    else if (bpp == 32)
    {
        dst32 = (unsigned int*)data;
        dst32[y * width + x] = pixel;
    }
}

/******************************************************************************/
void
rdpSpriteSetCursor(DeviceIntPtr pDev, ScreenPtr pScr, CursorPtr pCurs,
                   int x, int y)
{
    char cur_data[32 * (32 * 4)];
    char cur_mask[32 * (32 / 8)];
    char *mask;
    char *data;
    int i;
    int j;
    int w;
    int h;
    int p;
    int xhot;
    int yhot;
    int paddedRowBytes;
    int fgcolor;
    int bgcolor;
    int bpp;

    if (pCurs == 0)
    {
        return;
    }

    if (pCurs->bits == 0)
    {
        return;
    }

    w = pCurs->bits->width;
    h = pCurs->bits->height;
    if ((pCurs->bits->argb != 0) &&
        (g_rdpScreen.client_info.pointer_flags & 1))
    {
        bpp = 32;
        paddedRowBytes = PixmapBytePad(w, 32);
        xhot = pCurs->bits->xhot;
        yhot = pCurs->bits->yhot;
        data = (char *)(pCurs->bits->argb);
        memset(cur_data, 0, sizeof(cur_data));
        memset(cur_mask, 0, sizeof(cur_mask));

        for (j = 0; j < 32; j++)
        {
            for (i = 0; i < 32; i++)
            {
                p = get_pixel_safe(data, i, j, paddedRowBytes / 4, h, 32);
                set_pixel_safe(cur_data, i, 31 - j, 32, 32, 32, p);
            }
        }
    }
    else
    {
        bpp = 0;
        paddedRowBytes = PixmapBytePad(w, 1);
        xhot = pCurs->bits->xhot;
        yhot = pCurs->bits->yhot;
        data = (char *)(pCurs->bits->source);
        mask = (char *)(pCurs->bits->mask);
        fgcolor = (((pCurs->foreRed >> 8) & 0xff) << 16) |
                  (((pCurs->foreGreen >> 8) & 0xff) << 8) |
                  ((pCurs->foreBlue >> 8) & 0xff);
        bgcolor = (((pCurs->backRed >> 8) & 0xff) << 16) |
                  (((pCurs->backGreen >> 8) & 0xff) << 8) |
                  ((pCurs->backBlue >> 8) & 0xff);
        memset(cur_data, 0, sizeof(cur_data));
        memset(cur_mask, 0, sizeof(cur_mask));

        for (j = 0; j < 32; j++)
        {
            for (i = 0; i < 32; i++)
            {
                p = get_pixel_safe(mask, i, j, paddedRowBytes * 8, h, 1);
                set_pixel_safe(cur_mask, i, 31 - j, 32, 32, 1, !p);

                if (p != 0)
                {
                    p = get_pixel_safe(data, i, j, paddedRowBytes * 8, h, 1);
                    p = p ? fgcolor : bgcolor;
                    set_pixel_safe(cur_data, i, 31 - j, 32, 32, 24, p);
                }
            }
        }
    }

    rdpup_begin_update();
    rdpup_set_cursor_ex(xhot, yhot, cur_data, cur_mask, bpp);
    rdpup_end_update();
}

/******************************************************************************/
void
rdpSpriteMoveCursor(DeviceIntPtr pDev, ScreenPtr pScr, int x, int y)
{
    LLOGLN(10, ("rdpSpriteMoveCursor:"));
}

/******************************************************************************/
Bool
rdpSpriteDeviceCursorInitialize(DeviceIntPtr pDev, ScreenPtr pScr)
{
    LLOGLN(0, ("rdpSpriteDeviceCursorInitialize:"));
    return 1;
}

/******************************************************************************/
void
rdpSpriteDeviceCursorCleanup(DeviceIntPtr pDev, ScreenPtr pScr)
{
    LLOGLN(0, ("rdpSpriteDeviceCursorCleanup:"));
}

/******************************************************************************/
static void
rdpEnqueueMotion(int x, int y)
{
    int i;
    int n;
    int valuators[2];
    EventListPtr rdp_events;
    xEvent *pev;

    LLOGLN(10, ("rdpEnqueueMotion: x %d y %d", x, y));
# if 0

    if (x < 128)
    {
        rdpup_begin_update();
        rdpup_send_area(0, 0, 0, 1024, 768);
        rdpup_end_update();
    }

#endif
    miPointerSetPosition(g_pointer, &x, &y);
    valuators[0] = x;
    valuators[1] = y;

    GetEventList(&rdp_events);
    n = GetPointerEvents(rdp_events, g_pointer, MotionNotify, 0,
                         POINTER_ABSOLUTE | POINTER_SCREEN,
                         0, 2, valuators);

    for (i = 0; i < n; i++)
    {
        pev = (rdp_events + i)->event;
        mieqEnqueue(g_pointer, (InternalEvent *)pev);
    }
}

/******************************************************************************/
static void
rdpEnqueueButton(int type, int buttons)
{
    int i;
    int n;
    EventListPtr rdp_events;
    xEvent *pev;

    LLOGLN(10, ("rdpEnqueueButton:"));
    i = GetEventList(&rdp_events);
    n = GetPointerEvents(rdp_events, g_pointer, type, buttons, 0, 0, 0, 0);

    for (i = 0; i < n; i++)
    {
        pev = (rdp_events + i)->event;
        mieqEnqueue(g_pointer, (InternalEvent *)pev);
    }
}

/******************************************************************************/
static void
rdpEnqueueKey(int type, int scancode)
{
    int i;
    int n;
    EventListPtr rdp_events;
    xEvent *pev;

    i = GetEventList(&rdp_events);
    n = GetKeyboardEvents(rdp_events, g_keyboard, type, scancode);

    for (i = 0; i < n; i++)
    {
        pev = (rdp_events + i)->event;
        mieqEnqueue(g_keyboard, (InternalEvent *)pev);
    }
}

/******************************************************************************/
static CARD32
rdpDeferredInputCallback(OsTimerPtr timer, CARD32 now, pointer arg)
{
    LLOGLN(10, ("rdpDeferredInputCallback:"));
    g_timer_schedualed = 0;
    rdpEnqueueMotion(g_x, g_y);
    return 0;
}

/******************************************************************************/
void
PtrAddEvent(int buttonMask, int x, int y)
{
    int i;
    int type;
    int buttons;
    int send_now;

    LLOGLN(10, ("PtrAddEvent: x %d y %d", x, y));
    send_now = (buttonMask ^ g_old_button_mask) || (g_delay_motion == 0);
    LLOGLN(10, ("PtrAddEvent: send_now %d g_timer_schedualed %d",
           send_now, g_timer_schedualed));
    if (send_now)
    {
        if (g_timer_schedualed)
        {
            g_timer_schedualed = 0;
            TimerCancel(g_timer);
        }
        rdpEnqueueMotion(x, y);
        for (i = 0; i < 5; i++)
        {
            if ((buttonMask ^ g_old_button_mask) & (1 << i))
            {
                if (buttonMask & (1 << i))
                {
                    type = ButtonPress;
                    buttons = i + 1;
                    rdpEnqueueButton(type, buttons);
                }
                else
                {
                    type = ButtonRelease;
                    buttons = i + 1;
                    rdpEnqueueButton(type, buttons);
                }
            }
        }
        g_old_button_mask = buttonMask;
    }
    else
    {
        g_x = x;
        g_y = y;
        if (!g_timer_schedualed)
        {
            g_timer_schedualed = 1;
            g_timer = TimerSet(g_timer, 0, 60, rdpDeferredInputCallback, 0);
        }
    }
}

/******************************************************************************/
void
check_keysa(void)
{
    if (g_ctrl_down != 0)
    {
        rdpEnqueueKey(KeyRelease, g_ctrl_down);
        g_ctrl_down = 0;
    }

    if (g_alt_down != 0)
    {
        rdpEnqueueKey(KeyRelease, g_alt_down);
        g_alt_down = 0;
    }

    if (g_shift_down != 0)
    {
        rdpEnqueueKey(KeyRelease, g_shift_down);
        g_shift_down = 0;
    }
}

/******************************************************************************/
void
sendDownUpKeyEvent(int type, int x_scancode)
{
    /* if type is keydown, send keyup + keydown */
    if (type == KeyPress)
    {
        rdpEnqueueKey(KeyRelease, x_scancode);
        rdpEnqueueKey(KeyPress, x_scancode);
    }
    else
    {
        rdpEnqueueKey(KeyRelease, x_scancode);
    }
}

/**
 * @param down   - true for KeyDown events, false otherwise
 * @param param1 - ASCII code of pressed key
 * @param param2 -
 * @param param3 - scancode of pressed key
 * @param param4 -
 ******************************************************************************/
void
KbdAddEvent(int down, int param1, int param2, int param3, int param4)
{
    int rdp_scancode;
    int x_scancode;
    int is_ext;
    int is_spe;
    int type;

    LLOGLN(10, ("KbdAddEvent: down=0x%x param1=0x%x param2=0x%x param3=0x%x "
           "param4=0x%x", down, param1, param2, param3, param4));
    type = down ? KeyPress : KeyRelease;
    rdp_scancode = param3;
    is_ext = param4 & 256; /* 0x100 */
    is_spe = param4 & 512; /* 0x200 */
    x_scancode = 0;

    switch (rdp_scancode)
    {
        case RDPSCAN_Caps_Lock:   /* caps lock             */
        case RDPSCAN_Shift_L:     /* left shift            */
        case RDPSCAN_Shift_R:     /* right shift           */
        case RDPSCAN_Scroll_Lock: /* scroll lock           */
            x_scancode = rdp_scancode + MIN_KEY_CODE;

            if (x_scancode > 0)
            {
                /* left or right shift */
                if ((rdp_scancode == RDPSCAN_Shift_L) ||
                    (rdp_scancode == RDPSCAN_Shift_R))
                {
                    g_shift_down = down ? x_scancode : 0;
                }
                rdpEnqueueKey(type, x_scancode);
            }
            break;

        case RDPSCAN_Alt: /* left - right alt button */

            if (is_ext)
            {
                x_scancode = XSCAN_Alt_R; /* right alt button */
            }
            else
            {
                x_scancode = XSCAN_Alt_L;  /* left alt button   */
            }

            g_alt_down = down ? x_scancode : 0;
            rdpEnqueueKey(type, x_scancode);
            break;

        case RDPSCAN_Tab: /* tab */

            if (!down && !g_tab_down)
            {
                check_keysa(); /* leave x_scancode 0 here, we don't want the tab key up */
            }
            else
            {
                sendDownUpKeyEvent(type, XSCAN_Tab);
            }

            g_tab_down = down;
            break;

        case RDPSCAN_Control: /* left or right ctrl */

            /* this is to handle special case with pause key sending control first */
            if (is_spe)
            {
                if (down)
                {
                    g_pause_spe = 1;
                    /* leave x_scancode 0 here, we don't want the control key down */
                }
            }
            else
            {
                x_scancode = is_ext ? XSCAN_Control_R : XSCAN_Control_L;
                g_ctrl_down = down ? x_scancode : 0;
                rdpEnqueueKey(type, x_scancode);
            }

            break;

        case RDPSCAN_Pause: /* Pause or Num Lock */

            if (g_pause_spe)
            {
                x_scancode = XSCAN_Pause;

                if (!down)
                {
                    g_pause_spe = 0;
                }
            }
            else
            {
                x_scancode = g_ctrl_down ? XSCAN_Pause : XSCAN_Num_Lock;
            }

            rdpEnqueueKey(type, x_scancode);
            break;

        case RDPSCAN_Return: /* Enter or Return */
            x_scancode = is_ext ? XSCAN_Enter : XSCAN_Return;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_Slash: /* / */
            x_scancode = is_ext ? XSCAN_KP_Divide : XSCAN_slash;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_Multiply: /* * on KP or Print Screen */
            x_scancode = is_ext ? XSCAN_Print : XSCAN_KP_Multiply;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_7: /* 7 or Home */
            x_scancode = is_ext ? XSCAN_Home : XSCAN_KP_7;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_8: /* 8 or Up */
            x_scancode = is_ext ? XSCAN_Up : XSCAN_KP_8;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_9: /* 9 or PgUp */
            x_scancode = is_ext ? XSCAN_Prior : XSCAN_KP_9;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_4: /* 4 or Left */
            x_scancode = is_ext ? XSCAN_Left : XSCAN_KP_4;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_6: /* 6 or Right */
            x_scancode = is_ext ? XSCAN_Right : XSCAN_KP_6;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_1: /* 1 or End */
            x_scancode = is_ext ? XSCAN_End : XSCAN_KP_1;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_2: /* 2 or Down */
            x_scancode = is_ext ? XSCAN_Down : XSCAN_KP_2;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_3: /* 3 or PgDn */
            x_scancode = is_ext ? XSCAN_Next : XSCAN_KP_3;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_0: /* 0 or Insert */
            x_scancode = is_ext ? XSCAN_Insert : XSCAN_KP_0;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_KP_Decimal: /* . or Delete */
            x_scancode = is_ext ? XSCAN_Delete : XSCAN_KP_Decimal;
            sendDownUpKeyEvent(type, x_scancode);
            break;

        case RDPSCAN_LWin: /* left win key */
            rdpEnqueueKey(type, XSCAN_LWin);
            break;

        case RDPSCAN_RWin: /* right win key */
            rdpEnqueueKey(type, XSCAN_RWin);
            break;

        case RDPSCAN_Menu: /* menu key */
            rdpEnqueueKey(type, XSCAN_Menu);
            break;

        case RDPSCAN_89: /* left meta */
            rdpEnqueueKey(type, XSCAN_LMeta);
            break;

        case RDPSCAN_90: /* right meta */
            rdpEnqueueKey(type, XSCAN_RMeta);
            break;

        case RDPSCAN_115:
            rdpEnqueueKey(type, XSCAN_97); /* "/ ?" on br keybaord */
            break;

        case RDPSCAN_126:
            rdpEnqueueKey(type, XSCAN_129); /* . on br keypad */
            break;

        default:
            x_scancode = rdp_scancode + MIN_KEY_CODE;

            if (x_scancode > 0)
            {
                LLOGLN(10, ("KbdAddEvent: rdp_scancode %d x_scancode %d",
                       rdp_scancode, x_scancode));
                sendDownUpKeyEvent(type, x_scancode);
            }

            break;
    }
}

/******************************************************************************/
/* notes -
     scroll lock doesn't seem to be a modifier in X
*/
void
KbdSync(int param1)
{
    int xkb_state;

    xkb_state = XkbStateFieldFromRec(&(g_keyboard->key->xkbInfo->state));

    if ((!(xkb_state & 0x02)) != (!(param1 & 4))) /* caps lock */
    {
        LLOGLN(0, ("KbdSync: toggling caps lock"));
        KbdAddEvent(1, 58, 0, 58, 0);
        KbdAddEvent(0, 58, 49152, 58, 49152);
    }

    if ((!(xkb_state & 0x10)) != (!(param1 & 2))) /* num lock */
    {
        LLOGLN(0, ("KbdSync: toggling num lock"));
        KbdAddEvent(1, 69, 0, 69, 0);
        KbdAddEvent(0, 69, 49152, 69, 49152);
    }

    if ((!(g_scroll_lock_down)) != (!(param1 & 1))) /* scroll lock */
    {
        LLOGLN(0, ("KbdSync: toggling scroll lock"));
        KbdAddEvent(1, 70, 0, 70, 0);
        KbdAddEvent(0, 70, 49152, 70, 49152);
    }
}