diff options
Diffstat (limited to 'libX11/modules/im/ximcp/imTrX.c')
| -rw-r--r-- | libX11/modules/im/ximcp/imTrX.c | 1037 |
1 files changed, 518 insertions, 519 deletions
diff --git a/libX11/modules/im/ximcp/imTrX.c b/libX11/modules/im/ximcp/imTrX.c index edcaf0852..27ef03e21 100644 --- a/libX11/modules/im/ximcp/imTrX.c +++ b/libX11/modules/im/ximcp/imTrX.c @@ -1,519 +1,518 @@ -/* - * Copyright 1992 Oracle and/or its affiliates. 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); - if (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) == Success) { - XChangeProperty(im->core.display, spec->lib_connect_wid, prop, - XA_STRING, 8, PropModePrepend, &prop_ret[length], - (nitems - length)); - } else { - return False; - } - } - } else { - (void)memcpy(buf, prop_ret, buf_len); - *ret_len = buf_len; - len = nitems - buf_len; - - if (bytes_after_ret > 0) { - XFree(prop_ret); - if (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) != Success) { - return False; - } - } - 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 Oracle and/or its affiliates. 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);
+ if (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) == Success) {
+ XChangeProperty(im->core.display, spec->lib_connect_wid, prop,
+ XA_STRING, 8, PropModePrepend, &prop_ret[length],
+ (nitems - length));
+ } else {
+ return False;
+ }
+ }
+ } else {
+ (void)memcpy(buf, prop_ret, buf_len);
+ *ret_len = buf_len;
+ len = nitems - buf_len;
+
+ if (bytes_after_ret > 0) {
+ XFree(prop_ret);
+ if (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) != Success) {
+ return False;
+ }
+ }
+ 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 = Xcalloc(1, sizeof(XSpecRec))))
+ return False;
+
+ 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;
+}
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