git update 8/7/2010

1 files changed, 510 insertions, 511 deletions

diff --git a/libX11/modules/im/ximcp/imTrX.c b/libX11/modules/im/ximcp/imTrX.c
index 9bb353792..83f204d54 100644
--- a/libX11/modules/im/ximcp/imTrX.c
+++ b/libX11/modules/im/ximcp/imTrX.c
@@ -1,511 +1,510 @@
-/*
- * Copyright 1992 Sun Microsystems, Inc.  All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
- */
-/******************************************************************
-
-           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: Hideki Hiura (hhiura@Sun.COM) Sun Microsystems, Inc.
-          Takashi Fujiwara     FUJITSU LIMITED
-                               fujiwara@a80.tech.yk.fujitsu.co.jp
-
-******************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <string.h>
-#include <X11/Xatom.h>
-#define NEED_EVENTS
-#include "Xlibint.h"
-#include "Xlcint.h"
-#include "Ximint.h"
-#include "XimTrInt.h"
-#include "XimTrX.h"
-
-Private Bool
-_XimXRegisterDispatcher(
-    Xim			 im,
-    Bool		 (*callback)(
-				     Xim, INT16, XPointer, XPointer
-				     ),
-    XPointer		 call_data)
-{
-    XIntrCallbackPtr	 rec;
-    XSpecRec		*spec = (XSpecRec *)im->private.proto.spec;
-
-    if (!(rec = (XIntrCallbackPtr)Xmalloc(sizeof(XIntrCallbackRec))))
-        return False;
-
-    rec->func       = callback;
-    rec->call_data  = call_data;
-    rec->next       = spec->intr_cb;
-    spec->intr_cb   = rec;
-    return True;
-}
-
-Private void
-_XimXFreeIntrCallback(
-    Xim			 im)
-{
-    XSpecRec		*spec = (XSpecRec *)im->private.proto.spec;
-    register XIntrCallbackPtr rec, next;
-
-    for (rec = spec->intr_cb; rec;) {
-	next = rec->next;
-	Xfree(rec);
-	rec = next;
-    }
-    return;
-}
-
-Private Bool
-_XimXCallDispatcher(Xim im, INT16 len, XPointer data)
-{
-    register XIntrCallbackRec	*rec;
-    XSpecRec		*spec = (XSpecRec *)im->private.proto.spec;
-
-    for (rec = spec->intr_cb; rec; rec = rec->next) {
-	if ((*rec->func)(im, len, data, rec->call_data))
-	    return True;
-    }
-    return False;
-}
-
-Private Bool
-_XimXFilterWaitEvent(
-    Display	*d,
-    Window	 w,
-    XEvent	*ev,
-    XPointer	 arg)
-{
-    Xim		 im = (Xim)arg;
-    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;
-    Bool ret;
-
-    spec->ev = (XPointer)ev;
-    ret = _XimFilterWaitEvent(im);
-
-    /*
-     * If ev is a pointer to a stack variable, there could be
-     * a coredump later on if the pointer is dereferenced.
-     * Therefore, reset to NULL to force reinitialization in
-     * _XimXRead().
-     *
-     * Keep in mind _XimXRead may be called again when the stack
-     * is very different.
-     */
-     spec->ev = (XPointer)NULL;
-
-     return ret;
-}
-
-Private Bool
-_CheckConnect(
-    Display	*display,
-    XEvent	*event,
-    XPointer	 xim)
-{
-    Xim		 im = (Xim)xim;
-    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;
-
-    if ((event->type == ClientMessage)
-     && (event->xclient.message_type == spec->imconnectid)) {
-	return True;
-    }
-    return False;
-}
-
-Private Bool
-_XimXConnect(Xim im)
-{
-    XEvent	 event;
-    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;
-    CARD32	 major_code;
-    CARD32	 minor_code;
-
-    if (!(spec->lib_connect_wid = XCreateSimpleWindow(im->core.display,
-		DefaultRootWindow(im->core.display), 0, 0, 1, 1, 1, 0, 0))) {
-	return False;
-    }
-
-    event.xclient.type         = ClientMessage;
-    event.xclient.display      = im->core.display;
-    event.xclient.window       = im->private.proto.im_window;
-    event.xclient.message_type = spec->imconnectid;
-    event.xclient.format       = 32;
-    event.xclient.data.l[0]    = (CARD32)spec->lib_connect_wid;
-    event.xclient.data.l[1]    = spec->major_code;
-    event.xclient.data.l[2]    = spec->minor_code;
-    event.xclient.data.l[3]    = 0;
-    event.xclient.data.l[4]    = 0;
-
-    if(event.xclient.data.l[1] == 1 || event.xclient.data.l[1] == 2) {
-	XWindowAttributes	 atr;
-	long			 event_mask;
-
-	XGetWindowAttributes(im->core.display, spec->lib_connect_wid, &atr);
-	event_mask = atr.your_event_mask | PropertyChangeMask;
-	XSelectInput(im->core.display, spec->lib_connect_wid, event_mask);
-	_XRegisterFilterByType(im->core.display, spec->lib_connect_wid,
-			PropertyNotify, PropertyNotify,
-			 _XimXFilterWaitEvent, (XPointer)im);
-    }
-
-    XSendEvent(im->core.display, im->private.proto.im_window,
-		 False, NoEventMask, &event);
-    XFlush(im->core.display);
-
-    for (;;) {
-	XIfEvent(im->core.display, &event, _CheckConnect, (XPointer)im);
-	if (event.xclient.type != ClientMessage) {
-	    return False;
-	}
-	if (event.xclient.message_type == spec->imconnectid)
-	    break;
-    }
-
-    spec->ims_connect_wid = (Window)event.xclient.data.l[0];
-    major_code = (CARD32)event.xclient.data.l[1];
-    minor_code = (CARD32)event.xclient.data.l[2];
-
-    if (((major_code == 0) && (minor_code <= 2)) ||
-	((major_code == 1) && (minor_code == 0)) ||
-	((major_code == 2) && (minor_code <= 1))) {
-	spec->major_code = major_code;
-	spec->minor_code = minor_code;
-    }
-    if (((major_code == 0) && (minor_code == 2)) ||
-	((major_code == 2) && (minor_code == 1))) {
-	spec->BoundarySize = (CARD32)event.xclient.data.l[3];
-    }
-
-    /* ClientMessage Event Filter */
-    _XRegisterFilterByType(im->core.display, spec->lib_connect_wid,
-			ClientMessage, ClientMessage,
-			 _XimXFilterWaitEvent, (XPointer)im);
-    return True;
-}
-
-Private Bool
-_XimXShutdown(Xim im)
-{
-    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;
-
-    if (!spec)
-	return True;
-
-    /* ClientMessage Event Filter */
-    _XUnregisterFilter(im->core.display,
-	    ((XSpecRec *)im->private.proto.spec)->lib_connect_wid,
-	    _XimXFilterWaitEvent, (XPointer)im);
-    XDestroyWindow(im->core.display,
-	    ((XSpecRec *)im->private.proto.spec)->lib_connect_wid);
-    _XimXFreeIntrCallback(im);
-    Xfree(spec);
-    im->private.proto.spec = 0;
-    return True;
-}
-
-Private char *
-_NewAtom(
-    char	*atomName)
-{
-    static int	 sequence = 0;
-
-    (void)sprintf(atomName, "_client%d", sequence);
-    sequence = ((sequence < 20) ? sequence + 1 : 0);
-    return atomName;
-}
-
-Private Bool
-_XimXWrite(Xim im, INT16 len, XPointer data)
-{
-    Atom	 atom;
-    char	 atomName[16];
-    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;
-    XEvent	 event;
-    CARD8	*p;
-    CARD32	 major_code = spec->major_code;
-    CARD32	 minor_code = spec->minor_code;
-    int		 BoundSize;
-
-    bzero(&event,sizeof(XEvent));
-    event.xclient.type         = ClientMessage;
-    event.xclient.display      = im->core.display;
-    event.xclient.window       = spec->ims_connect_wid;
-    if(major_code == 1 && minor_code == 0) {
-        BoundSize = 0;
-    } else if((major_code == 0 && minor_code == 2) ||
-              (major_code == 2 && minor_code == 1)) {
-        BoundSize = spec->BoundarySize;
-    } else if(major_code == 0 && minor_code == 1) {
-        BoundSize = len;
-    } else {
-        BoundSize = XIM_CM_DATA_SIZE;
-    }
-    if (len > BoundSize) {
-	event.xclient.message_type = spec->improtocolid;
-	atom = XInternAtom(im->core.display, _NewAtom(atomName), False);
-	XChangeProperty(im->core.display, spec->ims_connect_wid,
-			atom, XA_STRING, 8, PropModeAppend,
-			(unsigned char *)data, len);
-	if(major_code == 0) {
-	    event.xclient.format = 32;
-	    event.xclient.data.l[0] = (long)len;
-	    event.xclient.data.l[1] = (long)atom;
-	    XSendEvent(im->core.display, spec->ims_connect_wid,
-					False, NoEventMask, &event);
-	}
-    } else {
-	int		 length;
-
-	event.xclient.format = 8;
-	for(length = 0 ; length < len ; length += XIM_CM_DATA_SIZE) {
-	    p = (CARD8 *)&event.xclient.data.b[0];
-	    if((length + XIM_CM_DATA_SIZE) >= len) {
-		event.xclient.message_type = spec->improtocolid;
-		bzero(p, XIM_CM_DATA_SIZE);
-		memcpy((char *)p, (data + length), (len - length));
-	    } else {
-		event.xclient.message_type = spec->immoredataid;
-		memcpy((char *)p, (data + length), XIM_CM_DATA_SIZE);
-	    }
-	    XSendEvent(im->core.display, spec->ims_connect_wid,
-					False, NoEventMask, &event);
-	}
-    }
-
-    return True;
-}
-
-Private Bool
-_XimXGetReadData(
-    Xim			  im,
-    char		 *buf,
-    int			  buf_len,
-    int			 *ret_len,
-    XEvent		 *event)
-{
-    char		 *data;
-    int			  len;
-
-    char		  tmp_buf[XIM_CM_DATA_SIZE];
-    XSpecRec		 *spec = (XSpecRec *)im->private.proto.spec;
-    unsigned long	  length;
-    Atom		  prop;
-    int			  return_code;
-    Atom		  type_ret;
-    int			  format_ret;
-    unsigned long	  nitems;
-    unsigned long	  bytes_after_ret;
-    unsigned char	 *prop_ret;
-
-    if ((event->type == ClientMessage) &&
-        !((event->xclient.message_type == spec->improtocolid) ||
-          (event->xclient.message_type == spec->immoredataid))) {
-         /* This event has nothing to do with us,
-          * FIXME should not have gotten here then...
-          */
-         return False;
-    } else if ((event->type == ClientMessage) && (event->xclient.format == 8)) {
-        data = event->xclient.data.b;
-	if (buf_len >= XIM_CM_DATA_SIZE) {
-	    (void)memcpy(buf, data, XIM_CM_DATA_SIZE);
-	    *ret_len = XIM_CM_DATA_SIZE;
-	} else {
-	    (void)memcpy(buf, data, buf_len);
-	    len = XIM_CM_DATA_SIZE - buf_len;
-	    (void)memcpy(tmp_buf, &data[buf_len], len);
-	    bzero(data, XIM_CM_DATA_SIZE);
-	    (void)memcpy(data, tmp_buf, len);
-	    XPutBackEvent(im->core.display, event);
-	    *ret_len = buf_len;
-	}
-    } else if ((event->type == ClientMessage)
-				&& (event->xclient.format == 32)) {
-	length = (unsigned long)event->xclient.data.l[0];
-	prop   = (Atom)event->xclient.data.l[1];
-	return_code = XGetWindowProperty(im->core.display,
-		spec->lib_connect_wid, prop, 0L,
-		(long)((length + 3)/ 4), True, AnyPropertyType,
-		&type_ret, &format_ret, &nitems, &bytes_after_ret, &prop_ret);
-	if (return_code != Success || format_ret == 0 || nitems == 0) {
-	    if (return_code == Success)
-		XFree(prop_ret);
-	    return False;
-	}
-	if (buf_len >= length) {
-	    (void)memcpy(buf, prop_ret, (int)nitems);
-	    *ret_len  = (int)nitems;
-	    if (bytes_after_ret > 0) {
-		XFree(prop_ret);
-	        XGetWindowProperty(im->core.display,
-		    spec->lib_connect_wid, prop, 0L,
-		    ((length + bytes_after_ret + 3)/ 4), True, AnyPropertyType,
-		    &type_ret, &format_ret, &nitems, &bytes_after_ret,
-		    &prop_ret);
-	        XChangeProperty(im->core.display, spec->lib_connect_wid, prop,
-		    XA_STRING, 8, PropModePrepend, &prop_ret[length],
-		    (nitems - length));
-	    }
-	} else {
-	    (void)memcpy(buf, prop_ret, buf_len);
-	    *ret_len  = buf_len;
-	    len = nitems - buf_len;
-
-	    if (bytes_after_ret > 0) {
-		XFree(prop_ret);
-	        XGetWindowProperty(im->core.display,
-		spec->lib_connect_wid, prop, 0L,
-		((length + bytes_after_ret + 3)/ 4), True, AnyPropertyType,
-		&type_ret, &format_ret, &nitems, &bytes_after_ret, &prop_ret);
-	    }
-	    XChangeProperty(im->core.display, spec->lib_connect_wid, prop,
-		    XA_STRING, 8, PropModePrepend, &prop_ret[buf_len], len);
-	    event->xclient.data.l[0] = (long)len;
-	    event->xclient.data.l[1] = (long)prop;
-	    XPutBackEvent(im->core.display, event);
-	}
-	XFree(prop_ret);
-    } else if (event->type == PropertyNotify) {
-	prop = event->xproperty.atom;
-	return_code = XGetWindowProperty(im->core.display,
-		spec->lib_connect_wid, prop, 0L,
-		1000000L, True, AnyPropertyType,
-		&type_ret, &format_ret, &nitems, &bytes_after_ret, &prop_ret);
-	if (return_code != Success || format_ret == 0 || nitems == 0) {
-	    if (return_code == Success)
-		XFree(prop_ret);
-	    return False;
-	}
-	if (buf_len >= nitems) {
-	    (void)memcpy(buf, prop_ret, (int)nitems);
-	    *ret_len  = (int)nitems;
-	} else {
-	    (void)memcpy(buf, prop_ret, buf_len);
-	    *ret_len  = buf_len;
-	    len = nitems - buf_len;
-	    XChangeProperty(im->core.display, spec->lib_connect_wid, prop,
-		XA_STRING, 8, PropModePrepend, &prop_ret[buf_len], len);
-	}
-	XFree(prop_ret);
-    }
-    return True;
-}
-
-Private Bool
-_CheckCMEvent(
-    Display	*display,
-    XEvent	*event,
-    XPointer	 xim)
-{
-    Xim		 im = (Xim)xim;
-    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;
-    CARD32	 major_code = spec->major_code;
-
-    if ((event->type == ClientMessage)
-     &&((event->xclient.message_type == spec->improtocolid) ||
-        (event->xclient.message_type == spec->immoredataid)))
-	return True;
-    if((major_code == 1 || major_code == 2) &&
-       (event->type == PropertyNotify) &&
-       (event->xproperty.state == PropertyNewValue))
-	return True;
-    return False;
-}
-
-Private Bool
-_XimXRead(Xim im, XPointer recv_buf, int buf_len, int *ret_len)
-{
-    XEvent	*ev;
-    XEvent	 event;
-    int		 len = 0;
-    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;
-    XPointer	  arg = spec->ev;
-
-    if (!arg) {
-	bzero(&event, sizeof(XEvent));
-	ev = &event;
-	XIfEvent(im->core.display, ev, _CheckCMEvent, (XPointer)im);
-    } else {
-	ev = (XEvent *)arg;
-	spec->ev = (XPointer)NULL;
-    }
-    if (!(_XimXGetReadData(im, recv_buf, buf_len, &len, ev)))
-	return False;
-    *ret_len = len;
-    return True;
-}
-
-Private void
-_XimXFlush(Xim im)
-{
-    XFlush(im->core.display);
-    return;
-}
-
-Public Bool
-_XimXConf(Xim im, char *address)
-{
-    XSpecRec	*spec;
-
-    if (!(spec = (XSpecRec *)Xmalloc(sizeof(XSpecRec))))
-	return False;
-    bzero(spec, sizeof(XSpecRec));
-
-    spec->improtocolid = XInternAtom(im->core.display, _XIM_PROTOCOL, False);
-    spec->imconnectid  = XInternAtom(im->core.display, _XIM_XCONNECT, False);
-    spec->immoredataid = XInternAtom(im->core.display, _XIM_MOREDATA, False);
-    spec->major_code = MAJOR_TRANSPORT_VERSION;
-    spec->minor_code = MINOR_TRANSPORT_VERSION;
-
-    im->private.proto.spec     = (XPointer)spec;
-    im->private.proto.connect  = _XimXConnect;
-    im->private.proto.shutdown = _XimXShutdown;
-    im->private.proto.write    = _XimXWrite;
-    im->private.proto.read     = _XimXRead;
-    im->private.proto.flush    = _XimXFlush;
-    im->private.proto.register_dispatcher  = _XimXRegisterDispatcher;
-    im->private.proto.call_dispatcher = _XimXCallDispatcher;
-
-    return True;
-}
+/*

+ * Copyright 1992 Sun Microsystems, Inc.  All rights reserved.

+ *

+ * Permission is hereby granted, free of charge, to any person obtaining a

+ * copy of this software and associated documentation files (the "Software"),

+ * to deal in the Software without restriction, including without limitation

+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,

+ * and/or sell copies of the Software, and to permit persons to whom the

+ * Software is furnished to do so, subject to the following conditions:

+ *

+ * The above copyright notice and this permission notice (including the next

+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.

+ */

+/******************************************************************

+

+           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: Hideki Hiura (hhiura@Sun.COM) Sun Microsystems, Inc.

+          Takashi Fujiwara     FUJITSU LIMITED

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

+

+******************************************************************/

+

+#ifdef HAVE_CONFIG_H

+#include <config.h>

+#endif

+#include <string.h>

+#include <X11/Xatom.h>

+#include "Xlibint.h"

+#include "Xlcint.h"

+#include "Ximint.h"

+#include "XimTrInt.h"

+#include "XimTrX.h"

+

+Private Bool

+_XimXRegisterDispatcher(

+    Xim			 im,

+    Bool		 (*callback)(

+				     Xim, INT16, XPointer, XPointer

+				     ),

+    XPointer		 call_data)

+{

+    XIntrCallbackPtr	 rec;

+    XSpecRec		*spec = (XSpecRec *)im->private.proto.spec;

+

+    if (!(rec = (XIntrCallbackPtr)Xmalloc(sizeof(XIntrCallbackRec))))

+        return False;

+

+    rec->func       = callback;

+    rec->call_data  = call_data;

+    rec->next       = spec->intr_cb;

+    spec->intr_cb   = rec;

+    return True;

+}

+

+Private void

+_XimXFreeIntrCallback(

+    Xim			 im)

+{

+    XSpecRec		*spec = (XSpecRec *)im->private.proto.spec;

+    register XIntrCallbackPtr rec, next;

+

+    for (rec = spec->intr_cb; rec;) {

+	next = rec->next;

+	Xfree(rec);

+	rec = next;

+    }

+    return;

+}

+

+Private Bool

+_XimXCallDispatcher(Xim im, INT16 len, XPointer data)

+{

+    register XIntrCallbackRec	*rec;

+    XSpecRec		*spec = (XSpecRec *)im->private.proto.spec;

+

+    for (rec = spec->intr_cb; rec; rec = rec->next) {

+	if ((*rec->func)(im, len, data, rec->call_data))

+	    return True;

+    }

+    return False;

+}

+

+Private Bool

+_XimXFilterWaitEvent(

+    Display	*d,

+    Window	 w,

+    XEvent	*ev,

+    XPointer	 arg)

+{

+    Xim		 im = (Xim)arg;

+    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;

+    Bool ret;

+

+    spec->ev = (XPointer)ev;

+    ret = _XimFilterWaitEvent(im);

+

+    /*

+     * If ev is a pointer to a stack variable, there could be

+     * a coredump later on if the pointer is dereferenced.

+     * Therefore, reset to NULL to force reinitialization in

+     * _XimXRead().

+     *

+     * Keep in mind _XimXRead may be called again when the stack

+     * is very different.

+     */

+     spec->ev = (XPointer)NULL;

+

+     return ret;

+}

+

+Private Bool

+_CheckConnect(

+    Display	*display,

+    XEvent	*event,

+    XPointer	 xim)

+{

+    Xim		 im = (Xim)xim;

+    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;

+

+    if ((event->type == ClientMessage)

+     && (event->xclient.message_type == spec->imconnectid)) {

+	return True;

+    }

+    return False;

+}

+

+Private Bool

+_XimXConnect(Xim im)

+{

+    XEvent	 event;

+    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;

+    CARD32	 major_code;

+    CARD32	 minor_code;

+

+    if (!(spec->lib_connect_wid = XCreateSimpleWindow(im->core.display,

+		DefaultRootWindow(im->core.display), 0, 0, 1, 1, 1, 0, 0))) {

+	return False;

+    }

+

+    event.xclient.type         = ClientMessage;

+    event.xclient.display      = im->core.display;

+    event.xclient.window       = im->private.proto.im_window;

+    event.xclient.message_type = spec->imconnectid;

+    event.xclient.format       = 32;

+    event.xclient.data.l[0]    = (CARD32)spec->lib_connect_wid;

+    event.xclient.data.l[1]    = spec->major_code;

+    event.xclient.data.l[2]    = spec->minor_code;

+    event.xclient.data.l[3]    = 0;

+    event.xclient.data.l[4]    = 0;

+

+    if(event.xclient.data.l[1] == 1 || event.xclient.data.l[1] == 2) {

+	XWindowAttributes	 atr;

+	long			 event_mask;

+

+	XGetWindowAttributes(im->core.display, spec->lib_connect_wid, &atr);

+	event_mask = atr.your_event_mask | PropertyChangeMask;

+	XSelectInput(im->core.display, spec->lib_connect_wid, event_mask);

+	_XRegisterFilterByType(im->core.display, spec->lib_connect_wid,

+			PropertyNotify, PropertyNotify,

+			 _XimXFilterWaitEvent, (XPointer)im);

+    }

+

+    XSendEvent(im->core.display, im->private.proto.im_window,

+		 False, NoEventMask, &event);

+    XFlush(im->core.display);

+

+    for (;;) {

+	XIfEvent(im->core.display, &event, _CheckConnect, (XPointer)im);

+	if (event.xclient.type != ClientMessage) {

+	    return False;

+	}

+	if (event.xclient.message_type == spec->imconnectid)

+	    break;

+    }

+

+    spec->ims_connect_wid = (Window)event.xclient.data.l[0];

+    major_code = (CARD32)event.xclient.data.l[1];

+    minor_code = (CARD32)event.xclient.data.l[2];

+

+    if (((major_code == 0) && (minor_code <= 2)) ||

+	((major_code == 1) && (minor_code == 0)) ||

+	((major_code == 2) && (minor_code <= 1))) {

+	spec->major_code = major_code;

+	spec->minor_code = minor_code;

+    }

+    if (((major_code == 0) && (minor_code == 2)) ||

+	((major_code == 2) && (minor_code == 1))) {

+	spec->BoundarySize = (CARD32)event.xclient.data.l[3];

+    }

+

+    /* ClientMessage Event Filter */

+    _XRegisterFilterByType(im->core.display, spec->lib_connect_wid,

+			ClientMessage, ClientMessage,

+			 _XimXFilterWaitEvent, (XPointer)im);

+    return True;

+}

+

+Private Bool

+_XimXShutdown(Xim im)

+{

+    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;

+

+    if (!spec)

+	return True;

+

+    /* ClientMessage Event Filter */

+    _XUnregisterFilter(im->core.display,

+	    ((XSpecRec *)im->private.proto.spec)->lib_connect_wid,

+	    _XimXFilterWaitEvent, (XPointer)im);

+    XDestroyWindow(im->core.display,

+	    ((XSpecRec *)im->private.proto.spec)->lib_connect_wid);

+    _XimXFreeIntrCallback(im);

+    Xfree(spec);

+    im->private.proto.spec = 0;

+    return True;

+}

+

+Private char *

+_NewAtom(

+    char	*atomName)

+{

+    static int	 sequence = 0;

+

+    (void)sprintf(atomName, "_client%d", sequence);

+    sequence = ((sequence < 20) ? sequence + 1 : 0);

+    return atomName;

+}

+

+Private Bool

+_XimXWrite(Xim im, INT16 len, XPointer data)

+{

+    Atom	 atom;

+    char	 atomName[16];

+    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;

+    XEvent	 event;

+    CARD8	*p;

+    CARD32	 major_code = spec->major_code;

+    CARD32	 minor_code = spec->minor_code;

+    int		 BoundSize;

+

+    bzero(&event,sizeof(XEvent));

+    event.xclient.type         = ClientMessage;

+    event.xclient.display      = im->core.display;

+    event.xclient.window       = spec->ims_connect_wid;

+    if(major_code == 1 && minor_code == 0) {

+        BoundSize = 0;

+    } else if((major_code == 0 && minor_code == 2) ||

+              (major_code == 2 && minor_code == 1)) {

+        BoundSize = spec->BoundarySize;

+    } else if(major_code == 0 && minor_code == 1) {

+        BoundSize = len;

+    } else {

+        BoundSize = XIM_CM_DATA_SIZE;

+    }

+    if (len > BoundSize) {

+	event.xclient.message_type = spec->improtocolid;

+	atom = XInternAtom(im->core.display, _NewAtom(atomName), False);

+	XChangeProperty(im->core.display, spec->ims_connect_wid,

+			atom, XA_STRING, 8, PropModeAppend,

+			(unsigned char *)data, len);

+	if(major_code == 0) {

+	    event.xclient.format = 32;

+	    event.xclient.data.l[0] = (long)len;

+	    event.xclient.data.l[1] = (long)atom;

+	    XSendEvent(im->core.display, spec->ims_connect_wid,

+					False, NoEventMask, &event);

+	}

+    } else {

+	int		 length;

+

+	event.xclient.format = 8;

+	for(length = 0 ; length < len ; length += XIM_CM_DATA_SIZE) {

+	    p = (CARD8 *)&event.xclient.data.b[0];

+	    if((length + XIM_CM_DATA_SIZE) >= len) {

+		event.xclient.message_type = spec->improtocolid;

+		bzero(p, XIM_CM_DATA_SIZE);

+		memcpy((char *)p, (data + length), (len - length));

+	    } else {

+		event.xclient.message_type = spec->immoredataid;

+		memcpy((char *)p, (data + length), XIM_CM_DATA_SIZE);

+	    }

+	    XSendEvent(im->core.display, spec->ims_connect_wid,

+					False, NoEventMask, &event);

+	}

+    }

+

+    return True;

+}

+

+Private Bool

+_XimXGetReadData(

+    Xim			  im,

+    char		 *buf,

+    int			  buf_len,

+    int			 *ret_len,

+    XEvent		 *event)

+{

+    char		 *data;

+    int			  len;

+

+    char		  tmp_buf[XIM_CM_DATA_SIZE];

+    XSpecRec		 *spec = (XSpecRec *)im->private.proto.spec;

+    unsigned long	  length;

+    Atom		  prop;

+    int			  return_code;

+    Atom		  type_ret;

+    int			  format_ret;

+    unsigned long	  nitems;

+    unsigned long	  bytes_after_ret;

+    unsigned char	 *prop_ret;

+

+    if ((event->type == ClientMessage) &&

+        !((event->xclient.message_type == spec->improtocolid) ||

+          (event->xclient.message_type == spec->immoredataid))) {

+         /* This event has nothing to do with us,

+          * FIXME should not have gotten here then...

+          */

+         return False;

+    } else if ((event->type == ClientMessage) && (event->xclient.format == 8)) {

+        data = event->xclient.data.b;

+	if (buf_len >= XIM_CM_DATA_SIZE) {

+	    (void)memcpy(buf, data, XIM_CM_DATA_SIZE);

+	    *ret_len = XIM_CM_DATA_SIZE;

+	} else {

+	    (void)memcpy(buf, data, buf_len);

+	    len = XIM_CM_DATA_SIZE - buf_len;

+	    (void)memcpy(tmp_buf, &data[buf_len], len);

+	    bzero(data, XIM_CM_DATA_SIZE);

+	    (void)memcpy(data, tmp_buf, len);

+	    XPutBackEvent(im->core.display, event);

+	    *ret_len = buf_len;

+	}

+    } else if ((event->type == ClientMessage)

+				&& (event->xclient.format == 32)) {

+	length = (unsigned long)event->xclient.data.l[0];

+	prop   = (Atom)event->xclient.data.l[1];

+	return_code = XGetWindowProperty(im->core.display,

+		spec->lib_connect_wid, prop, 0L,

+		(long)((length + 3)/ 4), True, AnyPropertyType,

+		&type_ret, &format_ret, &nitems, &bytes_after_ret, &prop_ret);

+	if (return_code != Success || format_ret == 0 || nitems == 0) {

+	    if (return_code == Success)

+		XFree(prop_ret);

+	    return False;

+	}

+	if (buf_len >= length) {

+	    (void)memcpy(buf, prop_ret, (int)nitems);

+	    *ret_len  = (int)nitems;

+	    if (bytes_after_ret > 0) {

+		XFree(prop_ret);

+	        XGetWindowProperty(im->core.display,

+		    spec->lib_connect_wid, prop, 0L,

+		    ((length + bytes_after_ret + 3)/ 4), True, AnyPropertyType,

+		    &type_ret, &format_ret, &nitems, &bytes_after_ret,

+		    &prop_ret);

+	        XChangeProperty(im->core.display, spec->lib_connect_wid, prop,

+		    XA_STRING, 8, PropModePrepend, &prop_ret[length],

+		    (nitems - length));

+	    }

+	} else {

+	    (void)memcpy(buf, prop_ret, buf_len);

+	    *ret_len  = buf_len;

+	    len = nitems - buf_len;

+

+	    if (bytes_after_ret > 0) {

+		XFree(prop_ret);

+	        XGetWindowProperty(im->core.display,

+		spec->lib_connect_wid, prop, 0L,

+		((length + bytes_after_ret + 3)/ 4), True, AnyPropertyType,

+		&type_ret, &format_ret, &nitems, &bytes_after_ret, &prop_ret);

+	    }

+	    XChangeProperty(im->core.display, spec->lib_connect_wid, prop,

+		    XA_STRING, 8, PropModePrepend, &prop_ret[buf_len], len);

+	    event->xclient.data.l[0] = (long)len;

+	    event->xclient.data.l[1] = (long)prop;

+	    XPutBackEvent(im->core.display, event);

+	}

+	XFree(prop_ret);

+    } else if (event->type == PropertyNotify) {

+	prop = event->xproperty.atom;

+	return_code = XGetWindowProperty(im->core.display,

+		spec->lib_connect_wid, prop, 0L,

+		1000000L, True, AnyPropertyType,

+		&type_ret, &format_ret, &nitems, &bytes_after_ret, &prop_ret);

+	if (return_code != Success || format_ret == 0 || nitems == 0) {

+	    if (return_code == Success)

+		XFree(prop_ret);

+	    return False;

+	}

+	if (buf_len >= nitems) {

+	    (void)memcpy(buf, prop_ret, (int)nitems);

+	    *ret_len  = (int)nitems;

+	} else {

+	    (void)memcpy(buf, prop_ret, buf_len);

+	    *ret_len  = buf_len;

+	    len = nitems - buf_len;

+	    XChangeProperty(im->core.display, spec->lib_connect_wid, prop,

+		XA_STRING, 8, PropModePrepend, &prop_ret[buf_len], len);

+	}

+	XFree(prop_ret);

+    }

+    return True;

+}

+

+Private Bool

+_CheckCMEvent(

+    Display	*display,

+    XEvent	*event,

+    XPointer	 xim)

+{

+    Xim		 im = (Xim)xim;

+    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;

+    CARD32	 major_code = spec->major_code;

+

+    if ((event->type == ClientMessage)

+     &&((event->xclient.message_type == spec->improtocolid) ||

+        (event->xclient.message_type == spec->immoredataid)))

+	return True;

+    if((major_code == 1 || major_code == 2) &&

+       (event->type == PropertyNotify) &&

+       (event->xproperty.state == PropertyNewValue))

+	return True;

+    return False;

+}

+

+Private Bool

+_XimXRead(Xim im, XPointer recv_buf, int buf_len, int *ret_len)

+{

+    XEvent	*ev;

+    XEvent	 event;

+    int		 len = 0;

+    XSpecRec	*spec = (XSpecRec *)im->private.proto.spec;

+    XPointer	  arg = spec->ev;

+

+    if (!arg) {

+	bzero(&event, sizeof(XEvent));

+	ev = &event;

+	XIfEvent(im->core.display, ev, _CheckCMEvent, (XPointer)im);

+    } else {

+	ev = (XEvent *)arg;

+	spec->ev = (XPointer)NULL;

+    }

+    if (!(_XimXGetReadData(im, recv_buf, buf_len, &len, ev)))

+	return False;

+    *ret_len = len;

+    return True;

+}

+

+Private void

+_XimXFlush(Xim im)

+{

+    XFlush(im->core.display);

+    return;

+}

+

+Public Bool

+_XimXConf(Xim im, char *address)

+{

+    XSpecRec	*spec;

+

+    if (!(spec = (XSpecRec *)Xmalloc(sizeof(XSpecRec))))

+	return False;

+    bzero(spec, sizeof(XSpecRec));

+

+    spec->improtocolid = XInternAtom(im->core.display, _XIM_PROTOCOL, False);

+    spec->imconnectid  = XInternAtom(im->core.display, _XIM_XCONNECT, False);

+    spec->immoredataid = XInternAtom(im->core.display, _XIM_MOREDATA, False);

+    spec->major_code = MAJOR_TRANSPORT_VERSION;

+    spec->minor_code = MINOR_TRANSPORT_VERSION;

+

+    im->private.proto.spec     = (XPointer)spec;

+    im->private.proto.connect  = _XimXConnect;

+    im->private.proto.shutdown = _XimXShutdown;

+    im->private.proto.write    = _XimXWrite;

+    im->private.proto.read     = _XimXRead;

+    im->private.proto.flush    = _XimXFlush;

+    im->private.proto.register_dispatcher  = _XimXRegisterDispatcher;

+    im->private.proto.call_dispatcher = _XimXCallDispatcher;

+

+    return True;

+}