libX11 libXext libXft mesa libxcb mkfontscale pixman xserver

xkeyboard-config git update 19 oct 2011

1 files changed, 576 insertions, 576 deletions

diff --git a/libX11/modules/im/ximcp/imExten.c b/libX11/modules/im/ximcp/imExten.c
index 97309136e..65e59bcb4 100644
--- a/libX11/modules/im/ximcp/imExten.c
+++ b/libX11/modules/im/ximcp/imExten.c
@@ -1,576 +1,576 @@
-/******************************************************************

-

-           Copyright 1992, 1993, 1994 by FUJITSU LIMITED

-

-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, and that the name of FUJITSU LIMITED

-not be used in advertising or publicity pertaining to distribution

-of the software without specific, written prior permission.

-FUJITSU LIMITED makes no representations about the suitability of

-this software for any purpose.

-It is provided "as is" without express or implied warranty.

-

-FUJITSU LIMITED DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,

-INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO

-EVENT SHALL FUJITSU LIMITED BE LIABLE FOR ANY SPECIAL, INDIRECT OR

-CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF

-USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR

-OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR

-PERFORMANCE OF THIS SOFTWARE.

-

-  Author: Takashi Fujiwara     FUJITSU LIMITED

-                               fujiwara@a80.tech.yk.fujitsu.co.jp

-

-******************************************************************/

-

-#ifdef HAVE_CONFIG_H

-#include <config.h>

-#endif

-#include <X11/Xatom.h>

-#include "Xlibint.h"

-#include "Xlcint.h"

-#include "Ximint.h"

-

-/*

- * index of extensions

- */

-

-#define	XIM_EXT_SET_EVENT_MASK_IDX	0

-#ifdef EXT_FORWARD

-#define	XIM_EXT_FORWARD_KEYEVENT_IDX	1

-#endif

-#ifdef EXT_MOVE

-#define	XIM_EXT_MOVE_IDX		2

-#endif

-

-typedef struct	_XIM_QueryExtRec {

-    Bool	 is_support;

-    const char	*name;

-    int		 name_len;

-    CARD16	 major_opcode;

-    CARD16	 minor_opcode;

-    int		 idx;

-} XIM_QueryExtRec;

-

-Private XIM_QueryExtRec	extensions[] = {

-	{False, "XIM_EXT_SET_EVENT_MASK", 0, 0, 0,

-					XIM_EXT_SET_EVENT_MASK_IDX},

-#ifdef EXT_FORWARD

-	{False, "XIM_EXT_FORWARD_KEYEVENT", 0, 0, 0,

-					XIM_EXT_FORWARD_KEYEVENT_IDX},

-#endif

-#ifdef EXT_MOVE

-	{False, "XIM_EXT_MOVE", 0, 0, 0, XIM_EXT_MOVE_IDX},

-#endif

-	{False, NULL, 0, 0, 0, 0}		/* dummy */

-};

-

-Private int

-_XimIsSupportExt(

-    int		 idx)

-{

-    register int i;

-    int		 n = XIMNumber(extensions) - 1;

-

-    for (i = 0; i < n; i++) {

-	if (extensions[i].idx == idx) {

-	    if (extensions[i].is_support)

-		return i;

-	    else

-		break;

-	}

-    }

-    return -1;

-}

-

-Private Bool

-_XimProcExtSetEventMask(

-    Xim		 im,

-    Xic		 ic,

-    XPointer	 buf)

-{

-    EVENTMASK	*buf_l = (EVENTMASK *)buf;

-    EVENTMASK	 select_mask = _XimGetWindowEventmask(ic);

-

-    ic->private.proto.filter_event_mask      = buf_l[0];

-    ic->private.proto.intercept_event_mask   = buf_l[1];

-    ic->private.proto.select_event_mask      = buf_l[2];

-    ic->private.proto.forward_event_mask     = buf_l[3];

-    ic->private.proto.synchronous_event_mask = buf_l[4];

-

-    select_mask &= ~ic->private.proto.intercept_event_mask;

-						/* deselected event mask */

-    select_mask |= ic->private.proto.select_event_mask;

-						/* selected event mask */

-    XSelectInput(im->core.display, ic->core.focus_window, select_mask);

-    _XimReregisterFilter(ic);

-

-    if (!(_XimProcSyncReply(im, ic)))

-	return False;

-    return True;

-}

-

-Private Bool

-_XimExtSetEventMaskCallback(

-    Xim		 xim,

-    INT16	 len,

-    XPointer	 data,

-    XPointer	 call_data)

-{

-    CARD16	*buf_s = (CARD16 *)((CARD8 *)data + XIM_HEADER_SIZE);

-    XIMID	 imid = buf_s[0];

-    XICID	 icid = buf_s[1];

-    Xim		 im = (Xim)call_data;

-    Xic		 ic;

-

-    if ((imid == im->private.proto.imid)

-     && (ic = _XimICOfXICID(im, icid))) {

-	(void)_XimProcExtSetEventMask(im, ic, (XPointer)&buf_s[2]);

-	return True;

-    }

-    return False;

-}

-

-#ifdef EXT_FORWARD

-Private Bool

-_XimProcExtForwardKeyEvent(

-    Xim		 im,

-    Xic		 ic,

-    XPointer	 buf)

-{

-    CARD8	*buf_b = (CARD8 *)buf;

-    CARD16	*buf_s = (CARD16 *)buf;

-    CARD32	*buf_l = (CARD32 *)buf;

-    XEvent	 ev;

-    XKeyEvent	*kev = (XKeyEvent *)&ev;

-

-    bzero(&ev, sizeof(XEvent));

-    kev->send_event	= False;

-    kev->display	= im->core.display;

-    kev->serial		= buf_s[1];		/* sequence number */

-    kev->type		= buf_b[4] & 0x7f;	/* xEvent.u.u.type */

-    kev->keycode	= buf_b[5];		/* Keycode */

-    kev->state		= buf_s[3];		/* state */

-    kev->time		= buf_l[2];		/* time */

-

-    XPutBackEvent(im->core.display, &ev);

-

-    _XimRespSyncReply(ic, buf_s[0]);

-    MARK_FABLICATED(ic);

-

-    return True;

-}

-

-Private Bool

-_XimExtForwardKeyEventCallback(

-    Xim		 xim,

-    INT16	 len,

-    XPointer	 data,

-    XPointer	 call_data)

-{

-    CARD16	*buf_s = (CARD16 *)((CARD8 *)data + XIM_HEADER_SIZE);

-    XIMID	 imid = buf_s[0];

-    XICID	 icid = buf_s[1];

-    Xim		 im = (Xim)call_data;

-    Xic		 ic;

-

-    if ((imid == im->private.proto.imid)

-     && (ic = _XimICOfXICID(im, icid))) {

-	(void)_XimProcExtForwardKeyEvent(im, ic, (XPointer)&buf_s[2]);

-	return True;

-    }

-    return False;

-}

-

-Private Bool

-_XimExtForwardKeyEventCheck(

-    Xim          im,

-    INT16        len,

-    XPointer	 data,

-    XPointer     arg)

-{

-    Xic		 ic  = (Xic)arg;

-    CARD16	*buf_s = (CARD16 *)((CARD8 *)data + XIM_HEADER_SIZE);

-    CARD8	 major_opcode = *((CARD8 *)data);

-    CARD8	 minor_opcode = *((CARD8 *)data + 1);

-    XIMID	 imid = buf_s[0];

-    XICID	 icid = buf_s[1];

-

-    if ((major_opcode == XIM_SYNC_REPLY)

-     && (minor_opcode == 0)

-     && (imid == im->private.proto.imid)

-     && (icid == ic->private.proto.icid))

-    if ((major_opcode == XIM_ERROR)

-     && (minor_opcode == 0)

-     && (buf_s[2] & XIM_IMID_VALID)

-     && (imid == im->private.proto.imid)

-     && (buf_s[2] & XIM_ICID_VALID)

-     && (icid == ic->private.proto.icid))

-	return True;

-    return False;

-}

-

-Public Bool

-_XimExtForwardKeyEvent(

-    Xic		 ic,

-    XKeyEvent	*ev,

-    Bool	 sync)

-{

-    Xim		 im = (Xim) ic->core.im;

-    CARD32	 buf32[BUFSIZE/4];

-    CARD8	*buf = (CARD8 *)buf32;

-    CARD8	*buf_b = &buf[XIM_HEADER_SIZE];

-    CARD16	*buf_s = (CARD16 *)buf_b;

-    CARD32	*buf_l = (CARD32 *)buf_b;

-    CARD32	 reply32[BUFSIZE/4];

-    char	*reply = (char *)reply32;

-    XPointer	preply;

-    int		buf_size;

-    int		ret_code;

-    INT16	len;

-    int		idx;

-

-    if ((idx = _XimIsSupportExt(XIM_EXT_FORWARD_KEYEVENT_IDX)) < 0)

-	return False;

-

-    buf_s[0] = im->private.proto.imid;		/* imid */

-    buf_s[1] = ic->private.proto.icid;		/* icid */

-    buf_s[2] = sync ? XimSYNCHRONUS : 0;	/* flag */

-    buf_s[3] = (CARD16)(((XAnyEvent *)ev)->serial & ((unsigned long) 0xffff));

-						/* sequence number */

-    buf_b[8] = ev->type;			/* xEvent.u.u.type */

-    buf_b[9] = ev->keycode;			/* keycode */

-    buf_s[5] = ev->state;			/* state */

-    buf_l[3] = ev->time;			/* time */

-    len = sizeof(CARD16)			/* sizeof imid */

-	+ sizeof(CARD16)			/* sizeof icid */

-	+ sizeof(BITMASK16)			/* sizeof flag */

-	+ sizeof(CARD16)			/* sizeof sequence number */

-	+ sizeof(BYTE)				/* sizeof xEvent.u.u.type */

-	+ sizeof(BYTE)				/* sizeof keycode */

-	+ sizeof(CARD16)			/* sizeof state */

-	+ sizeof(CARD32);			/* sizeof time */

-

-    _XimSetHeader((XPointer)buf,

-		extensions[idx].major_opcode,

-		extensions[idx].minor_opcode, &len);

-    if (!(_XimWrite(im, len, (XPointer)buf)))

-	return False;

-    _XimFlush(im);

-    if (sync) {

-    	buf_size = BUFSIZE;

-    	ret_code = _XimRead(im, &len, (XPointer)reply, buf_size,

-    				_XimExtForwardKeyEventCheck, (XPointer)ic);

-    	if(ret_code == XIM_TRUE) {

-    	    preply = reply;

-    	} else if(ret_code == XIM_OVERFLOW) {

-    	    if(len <= 0) {

-    		preply = reply;

-    	    } else {

-    		buf_sizex = len;

-    		preply = (XPointer)Xmalloc(buf_size);

-    		ret_code = _XimRead(im, &len, preply, buf_size,

-    				_XimExtForwardKeyEventCheck, (XPointer)ic);

-    		if(ret_code != XIM_TRUE) {

-		    Xfree(preply);

-    		    return False;

-		}

-    	    }

-    	} else

-	    return False;

-    	buf_s = (CARD16 *)((char *)preply + XIM_HEADER_SIZE);

-    	if (*((CARD8 *)preply) == XIM_ERROR) {

-	    _XimProcError(im, 0, (XPointer)&buf_s[3]);

-    	    if(reply != preply)

-    		Xfree(preply);

-	    return False;

-	}

-    	if(reply != preply)

-    	    Xfree(preply);

-    }

-    return True;

-}

-#endif /* EXT_FORWARD */

-

-Private int

-_XimCheckExtensionListSize(void)

-{

-    register int i;

-    int		 len;

-    int		 total = 0;

-    int		 n = XIMNumber(extensions) - 1;

-

-    for (i = 0; i < n; i++) {

-	len = strlen(extensions[i].name);

-	extensions[i].name_len = len;

-	len += sizeof(BYTE);

-	total += len;

-    }

-    return total;

-}

-

-Private void

-_XimSetExtensionList(

-    CARD8	*buf)

-{

-    register int i;

-    int		 len;

-    int		 n = XIMNumber(extensions) - 1;

-

-    for (i = 0; i < n; i++) {

-	len = extensions[i].name_len;

-	buf[0] = (BYTE)len;

-	(void)strcpy((char *)&buf[1], extensions[i].name);

-	len += sizeof(BYTE);

-	buf += len;

-    }

-    return;

-}

-

-Private unsigned int

-_XimCountNumberOfExtension(

-    INT16	 total,

-    CARD8	*ext)

-{

-    unsigned int n;

-    INT16	 len;

-    INT16	 min_len = sizeof(CARD8)

-			 + sizeof(CARD8)

-			 + sizeof(INT16);

-

-    n = 0;

-    while (total > min_len) {

-	len = *((INT16 *)(&ext[2]));

-	len += (min_len + XIM_PAD(len));

-	total -= len;

-	ext += len;

-	n++;

-    }

-    return n;

-}

-

-Private Bool

-_XimParseExtensionList(

-    Xim			 im,

-    CARD16		*data)

-{

-    int			 num = XIMNumber(extensions) - 1;

-    unsigned int	 n;

-    CARD8		*buf;

-    register int	 i;

-    register int	 j;

-    INT16		 len;

-

-    if (!(n = _XimCountNumberOfExtension(data[0], (CARD8 *)&data[1])))

-	return True;

-

-    buf = (CARD8 *)&data[1];;

-    for (i = 0; i < n; i++) {

-	len = *((INT16 *)(&buf[2]));

-	for (j = 0; j < num; j++) {

-	    if (!(strncmp(extensions[j].name, (char *)&buf[4], len))) {

-		extensions[j].major_opcode = buf[0];

-		extensions[j].minor_opcode = buf[1];

-		extensions[j].is_support   = True;

-		break;

-	    }

-	}

-	len += sizeof(CARD8)		/* sizeof major_opcode */

-	     + sizeof(CARD8)		/* sizeof minor_opcode */

-	     + sizeof(INT16)		/* sizeof length */

-	     + XIM_PAD(len);		/* sizeof pad */

-	buf += len;

-    }

-

-    return True;

-}

-

-Private Bool

-_XimQueryExtensionCheck(

-    Xim          im,

-    INT16        len,

-    XPointer	 data,

-    XPointer     arg)

-{

-    CARD16	*buf_s = (CARD16 *)((CARD8 *)data + XIM_HEADER_SIZE);

-    CARD8	 major_opcode = *((CARD8 *)data);

-    CARD8	 minor_opcode = *((CARD8 *)data + 1);

-    XIMID	 imid = buf_s[0];

-

-    if ((major_opcode == XIM_QUERY_EXTENSION_REPLY)

-     && (minor_opcode == 0)

-     && (imid == im->private.proto.imid))

-	return True;

-    if ((major_opcode == XIM_ERROR)

-     && (minor_opcode == 0)

-     && (buf_s[2] & XIM_IMID_VALID)

-     && (imid == im->private.proto.imid))

-	return True;

-    return False;

-}

-

-Public Bool

-_XimExtension(

-    Xim		 im)

-{

-    CARD8	*buf;

-    CARD16	*buf_s;

-    int		 buf_len;

-    INT16	 len;

-    CARD32	 reply32[BUFSIZE/4];

-    char	*reply = (char *)reply32;

-    XPointer	 preply;

-    int		 buf_size;

-    int		 ret_code;

-    int		 idx;

-

-    if (!(len = _XimCheckExtensionListSize()))

-	return True;

-

-    buf_len = XIM_HEADER_SIZE

-	    + sizeof(CARD16)

-	    + sizeof(INT16)

-	    + len

-	    + XIM_PAD(len);

-

-    if (!(buf = (CARD8 *)Xmalloc(buf_len)))

-	return False;

-    buf_s = (CARD16 *)&buf[XIM_HEADER_SIZE];

-

-    buf_s[0] = im->private.proto.imid;	/* imid */

-    buf_s[1] = len;			/* length of Extensions */

-    _XimSetExtensionList((CARD8 *)&buf_s[2]);

-					/* extensions supported */

-    XIM_SET_PAD(&buf_s[2], len);	/* pad */

-    len += sizeof(CARD16)		/* sizeof imid */

-	 + sizeof(INT16);		/* sizeof length of extensions */

-

-    _XimSetHeader((XPointer)buf, XIM_QUERY_EXTENSION, 0, &len);

-    if (!(_XimWrite(im, len, (XPointer)buf))) {

-        XFree(buf);

-	return False;

-    }

-    XFree(buf);

-    _XimFlush(im);

-    buf_size = BUFSIZE;

-    ret_code = _XimRead(im, &len, (XPointer)reply, buf_size,

-    					_XimQueryExtensionCheck, 0);

-    if(ret_code == XIM_TRUE) {

-    	preply = reply;

-    } else if(ret_code == XIM_OVERFLOW) {

-    	if(len <= 0) {

-    	    preply = reply;

-    	} else {

-    	    buf_size = len;

-    	    preply = (XPointer)Xmalloc(buf_size);

-    	    ret_code = _XimRead(im, &len, reply, buf_size,

-    					_XimQueryExtensionCheck, 0);

-    	    if(ret_code != XIM_TRUE) {

-		Xfree(preply);

-    		return False;

-	    }

-    	}

-    } else

-	return False;

-    buf_s = (CARD16 *)((char *)preply + XIM_HEADER_SIZE);

-    if (*((CARD8 *)preply) == XIM_ERROR) {

-	_XimProcError(im, 0, (XPointer)&buf_s[3]);

-    	if(reply != preply)

-    	    Xfree(preply);

-	return False;

-    }

-

-    if (!(_XimParseExtensionList(im, &buf_s[1]))) {

-    	if(reply != preply)

-    	    Xfree(preply);

-	return False;

-    }

-    if(reply != preply)

-    	Xfree(preply);

-

-    if ((idx = _XimIsSupportExt(XIM_EXT_SET_EVENT_MASK_IDX)) >= 0)

-	_XimRegProtoIntrCallback(im,

-	 	extensions[idx].major_opcode,

-	 	extensions[idx].minor_opcode,

-		_XimExtSetEventMaskCallback, (XPointer)im);

-#ifdef EXT_FORWARD

-    if ((idx = _XimIsSupportExt(XIM_EXT_FORWARD_KEYEVENT_IDX)) >= 0)

-	_XimRegProtoIntrCallback(im,

-		extensions[idx].major_opcode,

-		extensions[idx].minor_opcode,

-		_XimExtForwardKeyEventCallback, (XPointer)im);

-#endif

-

-    return True;

-}

-

-#ifdef EXT_MOVE

-/* flag of ExtenArgCheck */

-#define	EXT_XNSPOTLOCATION	(1L<<0)

-

-/* macro for ExtenArgCheck */

-#define SET_EXT_XNSPOTLOCATION(flag) (flag |= EXT_XNSPOTLOCATION)

-#define IS_EXT_XNSPOTLOCATION(flag)  (flag & EXT_XNSPOTLOCATION)

-

-/* length of XPoint attribute */

-#define	XIM_Xpoint_length	12

-

-Private Bool

-_XimExtMove(

-    Xim		 im,

-    Xic		 ic,

-    CARD16	 x,

-    CARD16	 y)

-{

-    CARD32	 buf32[BUFSIZE/4];

-    CARD8	*buf = (CARD8 *)buf32;

-    CARD16	*buf_s = (CARD16 *)&buf[XIM_HEADER_SIZE];

-    INT16	 len;

-    int		idx;

-

-    if ((idx = _XimIsSupportExt(XIM_EXT_MOVE_IDX)) < 0)

-	return False;

-

-    buf_s[0] = im->private.proto.imid;	/* imid */

-    buf_s[1] = ic->private.proto.icid;	/* icid */

-    buf_s[2] = x;			/* X */

-    buf_s[3] = y;			/* Y */

-    len = sizeof(CARD16)		/* sizeof imid */

-	+ sizeof(CARD16)		/* sizeof icid */

-	+ sizeof(INT16)			/* sizeof X */

-	+ sizeof(INT16);		/* sizeof Y */

-

-    _XimSetHeader((XPointer)buf, extensions[idx].major_opcode,

-			extensions[idx].minor_opcode, &len);

-    if (!(_XimWrite(im, len, (XPointer)buf)))

-	return False;

-    _XimFlush(im);

-    return True;

-}

-

-Public BITMASK32

-_XimExtenArgCheck(

-    XIMArg	*arg)

-{

-    CARD32	flag = 0L;

-    if (!strcmp(arg->name, XNSpotLocation))

-	SET_EXT_XNSPOTLOCATION(flag);

-    return flag;

-}

-

-Public Bool

-_XimExtenMove(

-    Xim		 im,

-    Xic		 ic,

-    CARD32	 flag,

-    CARD16	*buf,

-    INT16	 length)

-{

-    if ((IS_EXT_XNSPOTLOCATION(flag)) && (length == XIM_Xpoint_length))

-	return _XimExtMove(im, ic, buf[4], buf[5]);

-    return False;

-}

-#endif /* EXT_MOVE */

+/******************************************************************
+
+           Copyright 1992, 1993, 1994 by FUJITSU LIMITED
+
+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, and that the name of FUJITSU LIMITED
+not be used in advertising or publicity pertaining to distribution
+of the software without specific, written prior permission.
+FUJITSU LIMITED makes no representations about the suitability of
+this software for any purpose.
+It is provided "as is" without express or implied warranty.
+
+FUJITSU LIMITED DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+EVENT SHALL FUJITSU LIMITED BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
+USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+PERFORMANCE OF THIS SOFTWARE.
+
+  Author: Takashi Fujiwara     FUJITSU LIMITED
+                               fujiwara@a80.tech.yk.fujitsu.co.jp
+
+******************************************************************/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/Xatom.h>
+#include "Xlibint.h"
+#include "Xlcint.h"
+#include "Ximint.h"
+
+/*
+ * index of extensions
+ */
+
+#define	XIM_EXT_SET_EVENT_MASK_IDX	0
+#ifdef EXT_FORWARD
+#define	XIM_EXT_FORWARD_KEYEVENT_IDX	1
+#endif
+#ifdef EXT_MOVE
+#define	XIM_EXT_MOVE_IDX		2
+#endif
+
+typedef struct	_XIM_QueryExtRec {
+    Bool	 is_support;
+    const char	*name;
+    int		 name_len;
+    CARD16	 major_opcode;
+    CARD16	 minor_opcode;
+    int		 idx;
+} XIM_QueryExtRec;
+
+Private XIM_QueryExtRec	extensions[] = {
+	{False, "XIM_EXT_SET_EVENT_MASK", 0, 0, 0,
+					XIM_EXT_SET_EVENT_MASK_IDX},
+#ifdef EXT_FORWARD
+	{False, "XIM_EXT_FORWARD_KEYEVENT", 0, 0, 0,
+					XIM_EXT_FORWARD_KEYEVENT_IDX},
+#endif
+#ifdef EXT_MOVE
+	{False, "XIM_EXT_MOVE", 0, 0, 0, XIM_EXT_MOVE_IDX},
+#endif
+	{False, NULL, 0, 0, 0, 0}		/* dummy */
+};
+
+Private int
+_XimIsSupportExt(
+    int		 idx)
+{
+    register int i;
+    int		 n = XIMNumber(extensions) - 1;
+
+    for (i = 0; i < n; i++) {
+	if (extensions[i].idx == idx) {
+	    if (extensions[i].is_support)
+		return i;
+	    else
+		break;
+	}
+    }
+    return -1;
+}
+
+Private Bool
+_XimProcExtSetEventMask(
+    Xim		 im,
+    Xic		 ic,
+    XPointer	 buf)
+{
+    EVENTMASK	*buf_l = (EVENTMASK *)buf;
+    EVENTMASK	 select_mask = _XimGetWindowEventmask(ic);
+
+    ic->private.proto.filter_event_mask      = buf_l[0];
+    ic->private.proto.intercept_event_mask   = buf_l[1];
+    ic->private.proto.select_event_mask      = buf_l[2];
+    ic->private.proto.forward_event_mask     = buf_l[3];
+    ic->private.proto.synchronous_event_mask = buf_l[4];
+
+    select_mask &= ~ic->private.proto.intercept_event_mask;
+						/* deselected event mask */
+    select_mask |= ic->private.proto.select_event_mask;
+						/* selected event mask */
+    XSelectInput(im->core.display, ic->core.focus_window, select_mask);
+    _XimReregisterFilter(ic);
+
+    if (!(_XimProcSyncReply(im, ic)))
+	return False;
+    return True;
+}
+
+Private Bool
+_XimExtSetEventMaskCallback(
+    Xim		 xim,
+    INT16	 len,
+    XPointer	 data,
+    XPointer	 call_data)
+{
+    CARD16	*buf_s = (CARD16 *)((CARD8 *)data + XIM_HEADER_SIZE);
+    XIMID	 imid = buf_s[0];
+    XICID	 icid = buf_s[1];
+    Xim		 im = (Xim)call_data;
+    Xic		 ic;
+
+    if ((imid == im->private.proto.imid)
+     && (ic = _XimICOfXICID(im, icid))) {
+	(void)_XimProcExtSetEventMask(im, ic, (XPointer)&buf_s[2]);
+	return True;
+    }
+    return False;
+}
+
+#ifdef EXT_FORWARD
+Private Bool
+_XimProcExtForwardKeyEvent(
+    Xim		 im,
+    Xic		 ic,
+    XPointer	 buf)
+{
+    CARD8	*buf_b = (CARD8 *)buf;
+    CARD16	*buf_s = (CARD16 *)buf;
+    CARD32	*buf_l = (CARD32 *)buf;
+    XEvent	 ev;
+    XKeyEvent	*kev = (XKeyEvent *)&ev;
+
+    bzero(&ev, sizeof(XEvent));
+    kev->send_event	= False;
+    kev->display	= im->core.display;
+    kev->serial		= buf_s[1];		/* sequence number */
+    kev->type		= buf_b[4] & 0x7f;	/* xEvent.u.u.type */
+    kev->keycode	= buf_b[5];		/* Keycode */
+    kev->state		= buf_s[3];		/* state */
+    kev->time		= buf_l[2];		/* time */
+
+    XPutBackEvent(im->core.display, &ev);
+
+    _XimRespSyncReply(ic, buf_s[0]);
+    MARK_FABRICATED(im);
+
+    return True;
+}
+
+Private Bool
+_XimExtForwardKeyEventCallback(
+    Xim		 xim,
+    INT16	 len,
+    XPointer	 data,
+    XPointer	 call_data)
+{
+    CARD16	*buf_s = (CARD16 *)((CARD8 *)data + XIM_HEADER_SIZE);
+    XIMID	 imid = buf_s[0];
+    XICID	 icid = buf_s[1];
+    Xim		 im = (Xim)call_data;
+    Xic		 ic;
+
+    if ((imid == im->private.proto.imid)
+     && (ic = _XimICOfXICID(im, icid))) {
+	(void)_XimProcExtForwardKeyEvent(im, ic, (XPointer)&buf_s[2]);
+	return True;
+    }
+    return False;
+}
+
+Private Bool
+_XimExtForwardKeyEventCheck(
+    Xim          im,
+    INT16        len,
+    XPointer	 data,
+    XPointer     arg)
+{
+    Xic		 ic  = (Xic)arg;
+    CARD16	*buf_s = (CARD16 *)((CARD8 *)data + XIM_HEADER_SIZE);
+    CARD8	 major_opcode = *((CARD8 *)data);
+    CARD8	 minor_opcode = *((CARD8 *)data + 1);
+    XIMID	 imid = buf_s[0];
+    XICID	 icid = buf_s[1];
+
+    if ((major_opcode == XIM_SYNC_REPLY)
+     && (minor_opcode == 0)
+     && (imid == im->private.proto.imid)
+     && (icid == ic->private.proto.icid))
+    if ((major_opcode == XIM_ERROR)
+     && (minor_opcode == 0)
+     && (buf_s[2] & XIM_IMID_VALID)
+     && (imid == im->private.proto.imid)
+     && (buf_s[2] & XIM_ICID_VALID)
+     && (icid == ic->private.proto.icid))
+	return True;
+    return False;
+}
+
+Public Bool
+_XimExtForwardKeyEvent(
+    Xic		 ic,
+    XKeyEvent	*ev,
+    Bool	 sync)
+{
+    Xim		 im = (Xim) ic->core.im;
+    CARD32	 buf32[BUFSIZE/4];
+    CARD8	*buf = (CARD8 *)buf32;
+    CARD8	*buf_b = &buf[XIM_HEADER_SIZE];
+    CARD16	*buf_s = (CARD16 *)buf_b;
+    CARD32	*buf_l = (CARD32 *)buf_b;
+    CARD32	 reply32[BUFSIZE/4];
+    char	*reply = (char *)reply32;
+    XPointer	preply;
+    int		buf_size;
+    int		ret_code;
+    INT16	len;
+    int		idx;
+
+    if ((idx = _XimIsSupportExt(XIM_EXT_FORWARD_KEYEVENT_IDX)) < 0)
+	return False;
+
+    buf_s[0] = im->private.proto.imid;		/* imid */
+    buf_s[1] = ic->private.proto.icid;		/* icid */
+    buf_s[2] = sync ? XimSYNCHRONUS : 0;	/* flag */
+    buf_s[3] = (CARD16)(((XAnyEvent *)ev)->serial & ((unsigned long) 0xffff));
+						/* sequence number */
+    buf_b[8] = ev->type;			/* xEvent.u.u.type */
+    buf_b[9] = ev->keycode;			/* keycode */
+    buf_s[5] = ev->state;			/* state */
+    buf_l[3] = ev->time;			/* time */
+    len = sizeof(CARD16)			/* sizeof imid */
+	+ sizeof(CARD16)			/* sizeof icid */
+	+ sizeof(BITMASK16)			/* sizeof flag */
+	+ sizeof(CARD16)			/* sizeof sequence number */
+	+ sizeof(BYTE)				/* sizeof xEvent.u.u.type */
+	+ sizeof(BYTE)				/* sizeof keycode */
+	+ sizeof(CARD16)			/* sizeof state */
+	+ sizeof(CARD32);			/* sizeof time */
+
+    _XimSetHeader((XPointer)buf,
+		extensions[idx].major_opcode,
+		extensions[idx].minor_opcode, &len);
+    if (!(_XimWrite(im, len, (XPointer)buf)))
+	return False;
+    _XimFlush(im);
+    if (sync) {
+    	buf_size = BUFSIZE;
+    	ret_code = _XimRead(im, &len, (XPointer)reply, buf_size,
+    				_XimExtForwardKeyEventCheck, (XPointer)ic);
+    	if(ret_code == XIM_TRUE) {
+    	    preply = reply;
+    	} else if(ret_code == XIM_OVERFLOW) {
+    	    if(len <= 0) {
+    		preply = reply;
+    	    } else {
+    		buf_sizex = len;
+    		preply = (XPointer)Xmalloc(buf_size);
+    		ret_code = _XimRead(im, &len, preply, buf_size,
+    				_XimExtForwardKeyEventCheck, (XPointer)ic);
+    		if(ret_code != XIM_TRUE) {
+		    Xfree(preply);
+    		    return False;
+		}
+    	    }
+    	} else
+	    return False;
+    	buf_s = (CARD16 *)((char *)preply + XIM_HEADER_SIZE);
+    	if (*((CARD8 *)preply) == XIM_ERROR) {
+	    _XimProcError(im, 0, (XPointer)&buf_s[3]);
+    	    if(reply != preply)
+    		Xfree(preply);
+	    return False;
+	}
+    	if(reply != preply)
+    	    Xfree(preply);
+    }
+    return True;
+}
+#endif /* EXT_FORWARD */
+
+Private int
+_XimCheckExtensionListSize(void)
+{
+    register int i;
+    int		 len;
+    int		 total = 0;
+    int		 n = XIMNumber(extensions) - 1;
+
+    for (i = 0; i < n; i++) {
+	len = strlen(extensions[i].name);
+	extensions[i].name_len = len;
+	len += sizeof(BYTE);
+	total += len;
+    }
+    return total;
+}
+
+Private void
+_XimSetExtensionList(
+    CARD8	*buf)
+{
+    register int i;
+    int		 len;
+    int		 n = XIMNumber(extensions) - 1;
+
+    for (i = 0; i < n; i++) {
+	len = extensions[i].name_len;
+	buf[0] = (BYTE)len;
+	(void)strcpy((char *)&buf[1], extensions[i].name);
+	len += sizeof(BYTE);
+	buf += len;
+    }
+    return;
+}
+
+Private unsigned int
+_XimCountNumberOfExtension(
+    INT16	 total,
+    CARD8	*ext)
+{
+    unsigned int n;
+    INT16	 len;
+    INT16	 min_len = sizeof(CARD8)
+			 + sizeof(CARD8)
+			 + sizeof(INT16);
+
+    n = 0;
+    while (total > min_len) {
+	len = *((INT16 *)(&ext[2]));
+	len += (min_len + XIM_PAD(len));
+	total -= len;
+	ext += len;
+	n++;
+    }
+    return n;
+}
+
+Private Bool
+_XimParseExtensionList(
+    Xim			 im,
+    CARD16		*data)
+{
+    int			 num = XIMNumber(extensions) - 1;
+    unsigned int	 n;
+    CARD8		*buf;
+    register int	 i;
+    register int	 j;
+    INT16		 len;
+
+    if (!(n = _XimCountNumberOfExtension(data[0], (CARD8 *)&data[1])))
+	return True;
+
+    buf = (CARD8 *)&data[1];;
+    for (i = 0; i < n; i++) {
+	len = *((INT16 *)(&buf[2]));
+	for (j = 0; j < num; j++) {
+	    if (!(strncmp(extensions[j].name, (char *)&buf[4], len))) {
+		extensions[j].major_opcode = buf[0];
+		extensions[j].minor_opcode = buf[1];
+		extensions[j].is_support   = True;
+		break;
+	    }
+	}
+	len += sizeof(CARD8)		/* sizeof major_opcode */
+	     + sizeof(CARD8)		/* sizeof minor_opcode */
+	     + sizeof(INT16)		/* sizeof length */
+	     + XIM_PAD(len);		/* sizeof pad */
+	buf += len;
+    }
+
+    return True;
+}
+
+Private Bool
+_XimQueryExtensionCheck(
+    Xim          im,
+    INT16        len,
+    XPointer	 data,
+    XPointer     arg)
+{
+    CARD16	*buf_s = (CARD16 *)((CARD8 *)data + XIM_HEADER_SIZE);
+    CARD8	 major_opcode = *((CARD8 *)data);
+    CARD8	 minor_opcode = *((CARD8 *)data + 1);
+    XIMID	 imid = buf_s[0];
+
+    if ((major_opcode == XIM_QUERY_EXTENSION_REPLY)
+     && (minor_opcode == 0)
+     && (imid == im->private.proto.imid))
+	return True;
+    if ((major_opcode == XIM_ERROR)
+     && (minor_opcode == 0)
+     && (buf_s[2] & XIM_IMID_VALID)
+     && (imid == im->private.proto.imid))
+	return True;
+    return False;
+}
+
+Public Bool
+_XimExtension(
+    Xim		 im)
+{
+    CARD8	*buf;
+    CARD16	*buf_s;
+    int		 buf_len;
+    INT16	 len;
+    CARD32	 reply32[BUFSIZE/4];
+    char	*reply = (char *)reply32;
+    XPointer	 preply;
+    int		 buf_size;
+    int		 ret_code;
+    int		 idx;
+
+    if (!(len = _XimCheckExtensionListSize()))
+	return True;
+
+    buf_len = XIM_HEADER_SIZE
+	    + sizeof(CARD16)
+	    + sizeof(INT16)
+	    + len
+	    + XIM_PAD(len);
+
+    if (!(buf = (CARD8 *)Xmalloc(buf_len)))
+	return False;
+    buf_s = (CARD16 *)&buf[XIM_HEADER_SIZE];
+
+    buf_s[0] = im->private.proto.imid;	/* imid */
+    buf_s[1] = len;			/* length of Extensions */
+    _XimSetExtensionList((CARD8 *)&buf_s[2]);
+					/* extensions supported */
+    XIM_SET_PAD(&buf_s[2], len);	/* pad */
+    len += sizeof(CARD16)		/* sizeof imid */
+	 + sizeof(INT16);		/* sizeof length of extensions */
+
+    _XimSetHeader((XPointer)buf, XIM_QUERY_EXTENSION, 0, &len);
+    if (!(_XimWrite(im, len, (XPointer)buf))) {
+        XFree(buf);
+	return False;
+    }
+    XFree(buf);
+    _XimFlush(im);
+    buf_size = BUFSIZE;
+    ret_code = _XimRead(im, &len, (XPointer)reply, buf_size,
+    					_XimQueryExtensionCheck, 0);
+    if(ret_code == XIM_TRUE) {
+    	preply = reply;
+    } else if(ret_code == XIM_OVERFLOW) {
+    	if(len <= 0) {
+    	    preply = reply;
+    	} else {
+    	    buf_size = len;
+    	    preply = (XPointer)Xmalloc(buf_size);
+    	    ret_code = _XimRead(im, &len, reply, buf_size,
+    					_XimQueryExtensionCheck, 0);
+    	    if(ret_code != XIM_TRUE) {
+		Xfree(preply);
+    		return False;
+	    }
+    	}
+    } else
+	return False;
+    buf_s = (CARD16 *)((char *)preply + XIM_HEADER_SIZE);
+    if (*((CARD8 *)preply) == XIM_ERROR) {
+	_XimProcError(im, 0, (XPointer)&buf_s[3]);
+    	if(reply != preply)
+    	    Xfree(preply);
+	return False;
+    }
+
+    if (!(_XimParseExtensionList(im, &buf_s[1]))) {
+    	if(reply != preply)
+    	    Xfree(preply);
+	return False;
+    }
+    if(reply != preply)
+    	Xfree(preply);
+
+    if ((idx = _XimIsSupportExt(XIM_EXT_SET_EVENT_MASK_IDX)) >= 0)
+	_XimRegProtoIntrCallback(im,
+	 	extensions[idx].major_opcode,
+	 	extensions[idx].minor_opcode,
+		_XimExtSetEventMaskCallback, (XPointer)im);
+#ifdef EXT_FORWARD
+    if ((idx = _XimIsSupportExt(XIM_EXT_FORWARD_KEYEVENT_IDX)) >= 0)
+	_XimRegProtoIntrCallback(im,
+		extensions[idx].major_opcode,
+		extensions[idx].minor_opcode,
+		_XimExtForwardKeyEventCallback, (XPointer)im);
+#endif
+
+    return True;
+}
+
+#ifdef EXT_MOVE
+/* flag of ExtenArgCheck */
+#define	EXT_XNSPOTLOCATION	(1L<<0)
+
+/* macro for ExtenArgCheck */
+#define SET_EXT_XNSPOTLOCATION(flag) (flag |= EXT_XNSPOTLOCATION)
+#define IS_EXT_XNSPOTLOCATION(flag)  (flag & EXT_XNSPOTLOCATION)
+
+/* length of XPoint attribute */
+#define	XIM_Xpoint_length	12
+
+Private Bool
+_XimExtMove(
+    Xim		 im,
+    Xic		 ic,
+    CARD16	 x,
+    CARD16	 y)
+{
+    CARD32	 buf32[BUFSIZE/4];
+    CARD8	*buf = (CARD8 *)buf32;
+    CARD16	*buf_s = (CARD16 *)&buf[XIM_HEADER_SIZE];
+    INT16	 len;
+    int		idx;
+
+    if ((idx = _XimIsSupportExt(XIM_EXT_MOVE_IDX)) < 0)
+	return False;
+
+    buf_s[0] = im->private.proto.imid;	/* imid */
+    buf_s[1] = ic->private.proto.icid;	/* icid */
+    buf_s[2] = x;			/* X */
+    buf_s[3] = y;			/* Y */
+    len = sizeof(CARD16)		/* sizeof imid */
+	+ sizeof(CARD16)		/* sizeof icid */
+	+ sizeof(INT16)			/* sizeof X */
+	+ sizeof(INT16);		/* sizeof Y */
+
+    _XimSetHeader((XPointer)buf, extensions[idx].major_opcode,
+			extensions[idx].minor_opcode, &len);
+    if (!(_XimWrite(im, len, (XPointer)buf)))
+	return False;
+    _XimFlush(im);
+    return True;
+}
+
+Public BITMASK32
+_XimExtenArgCheck(
+    XIMArg	*arg)
+{
+    CARD32	flag = 0L;
+    if (!strcmp(arg->name, XNSpotLocation))
+	SET_EXT_XNSPOTLOCATION(flag);
+    return flag;
+}
+
+Public Bool
+_XimExtenMove(
+    Xim		 im,
+    Xic		 ic,
+    CARD32	 flag,
+    CARD16	*buf,
+    INT16	 length)
+{
+    if ((IS_EXT_XNSPOTLOCATION(flag)) && (length == XIM_Xpoint_length))
+	return _XimExtMove(im, ic, buf[4], buf[5]);
+    return False;
+}
+#endif /* EXT_MOVE */