diff options
Diffstat (limited to 'libX11/modules/im/ximcp/imTransR.c')
-rw-r--r-- | libX11/modules/im/ximcp/imTransR.c | 624 |
1 files changed, 312 insertions, 312 deletions
diff --git a/libX11/modules/im/ximcp/imTransR.c b/libX11/modules/im/ximcp/imTransR.c index e536bbc9b..b8bad59a4 100644 --- a/libX11/modules/im/ximcp/imTransR.c +++ b/libX11/modules/im/ximcp/imTransR.c @@ -1,312 +1,312 @@ -/* - * 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 "Xlibint.h" -#include "Xlcint.h" -#include "XimTrInt.h" -#include "Ximint.h" - -Public TransportSW _XimTransportRec[] = { - { "X", _XimXConf }, /* 1st entry must be X. - This will be a fallback */ -#ifdef TCPCONN - { "tcp", _XimTransConf }, /* use X transport lib */ -#endif /* TCPCONN */ -#if defined(UNIXCONN) || defined(LOCALCONN) - { "local", _XimTransConf }, /* use X transport lib */ -#endif /* UNIXCONN */ -#ifdef DNETCONN - { "dnet", _XimTransConf }, /* use X transport lib */ -#endif /* DNETCONN */ -#ifdef STREAMSCONN - { "streams", _XimTransConf }, /* use X transport lib */ -#endif /* STREAMSCONN */ - { (char *)NULL, (Bool (*)(Xim, char *))NULL }, -}; - -Public Bool -_XimConnect(Xim im) -{ - return im->private.proto.connect(im); -} - -Public Bool -_XimShutdown(Xim im) -{ - return im->private.proto.shutdown(im); -} - -Public Bool -_XimWrite(Xim im, INT16 len, XPointer data) -{ - return im->private.proto.write(im, len, data); -} - -Private int -_CheckProtocolData( - Xim im, - char *recv_buf) -{ - int data_len; - - data_len = (int)(((*((CARD16 *)recv_buf + 1)) * 4) + XIM_HEADER_SIZE); - return data_len; -} - -Private int -_XimReadData( - Xim im, - INT16 *len, - XPointer buf, - int buf_size) -{ - char *hold_buf; - char *tmp; - int data_len; - int packet_size; - int ret_len; - register int i; - - if (buf_size < XIM_HEADER_SIZE) { - *len = (INT16)XIM_HEADER_SIZE; - return XIM_OVERFLOW; - } - - bzero(buf, buf_size); - packet_size = 0; - data_len = 0; - - if ((hold_buf = im->private.proto.hold_data)) { - data_len = im->private.proto.hold_data_len; - if (data_len >= XIM_HEADER_SIZE) { - packet_size = _CheckProtocolData(im, hold_buf); - if (packet_size > buf_size) { - *len = (INT16)packet_size; - return XIM_OVERFLOW; - } - if (packet_size <= data_len) { - memcpy(buf, hold_buf, packet_size); - for (i = packet_size; i < data_len; i++) { - if (hold_buf[i]) - break; - } - data_len -= i; - - if (data_len) { - if (!(tmp = (char *)Xmalloc(data_len))) { - return XIM_FALSE; - } - memcpy(tmp, &hold_buf[i], data_len); - im->private.proto.hold_data = tmp; - im->private.proto.hold_data_len = data_len; - } else { - im->private.proto.hold_data = 0; - im->private.proto.hold_data_len = 0; - } - Xfree(hold_buf); - *len = (INT16)packet_size; - return XIM_TRUE; - } - } - memcpy(buf, hold_buf, data_len); - buf_size -= data_len; - Xfree(hold_buf); - im->private.proto.hold_data = 0; - im->private.proto.hold_data_len = 0; - } - - if (!packet_size) { - while (data_len < XIM_HEADER_SIZE) { - if (!(im->private.proto.read(im, - (XPointer)&buf[data_len], buf_size, &ret_len))) { - return XIM_FALSE; - } - data_len += ret_len; - buf_size -= ret_len; - } - packet_size = _CheckProtocolData(im, buf); - } - - if (packet_size > buf_size) { - if (!(tmp = (char *)Xmalloc(data_len))) { - return XIM_FALSE; - } - memcpy(tmp, buf, data_len); - bzero(buf, data_len); - im->private.proto.hold_data = tmp; - im->private.proto.hold_data_len = data_len; - *len = (INT16)packet_size; - return XIM_OVERFLOW; - } - - while (data_len < packet_size) { - if (!(im->private.proto.read(im, - (XPointer)&buf[data_len], buf_size, &ret_len))) { - return XIM_FALSE; - } - data_len += ret_len; - buf_size -= ret_len; - } - - for (i = packet_size; i < data_len; i++) { - if (buf[i]) - break; - } - data_len -= i; - - if (data_len) { - if (!(tmp = (char *)Xmalloc(data_len))) { - return XIM_FALSE; - } - memcpy(tmp, &buf[i], data_len); - bzero(&buf[i], data_len); - im->private.proto.hold_data = tmp; - im->private.proto.hold_data_len = data_len; - } else { - im->private.proto.hold_data = 0; - im->private.proto.hold_data_len = 0; - } - *len = (INT16)packet_size; - return XIM_TRUE; -} - -Private Bool -_XimCallDispatcher( - Xim im, - INT16 len, - XPointer data) -{ - return im->private.proto.call_dispatcher(im, len, data); -} - -Public int -_XimRead(Xim im, INT16 *len, XPointer buf, int buf_size, - Bool (*predicate)(Xim, INT16, XPointer, XPointer), XPointer arg) -{ - INT16 read_len; - int ret_code; - - for (;;) { - ret_code = _XimReadData(im, &read_len, buf, buf_size); - if(ret_code != XIM_TRUE) { - return ret_code; - } - if ((*predicate)(im, read_len, buf, arg)) - break; - if (_XimCallDispatcher(im, read_len, buf)) - continue; - _XimError(im, 0, XIM_BadProtocol, (INT16)0, (CARD16)0, (char *)NULL); - } - *len = read_len; - return True; -} - -Public Bool -_XimRegisterDispatcher( - Xim im, - Bool (*callback)( - Xim, INT16, XPointer, XPointer - ), - XPointer call_data) -{ - return im->private.proto.register_dispatcher(im, callback, call_data); -} - -Public void -_XimFlush(Xim im) -{ - im->private.proto.flush(im); - return; -} - -Public Bool -_XimFilterWaitEvent(Xim im) -{ - INT16 read_len; - CARD32 reply32[BUFSIZE/4]; - char *reply = (char *)reply32; - XPointer preply; - int buf_size; - int ret_code; - - buf_size = BUFSIZE; - ret_code = _XimReadData(im, &read_len, (XPointer)reply, buf_size); - if(ret_code == XIM_TRUE) { - preply = reply; - } else if(ret_code == XIM_OVERFLOW) { - if(read_len <= 0) { - preply = reply; - } else { - buf_size = (int)read_len; - preply = (XPointer)Xmalloc(buf_size); - ret_code = _XimReadData(im, &read_len, preply, buf_size); - if(ret_code != XIM_TRUE) { - if (preply != reply) - Xfree(preply); - return False; - } - } - } else { - return False; - } - if (_XimCallDispatcher(im, read_len, preply)) { - if(reply != preply) - Xfree(preply); - return True; - } - _XimError(im, 0, XIM_BadProtocol, (INT16)0, (CARD16)0, (char *)NULL); - if(reply != preply) - Xfree(preply); - 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 "Xlibint.h"
+#include "Xlcint.h"
+#include "XimTrInt.h"
+#include "Ximint.h"
+
+Public TransportSW _XimTransportRec[] = {
+ { "X", _XimXConf }, /* 1st entry must be X.
+ This will be a fallback */
+#ifdef TCPCONN
+ { "tcp", _XimTransConf }, /* use X transport lib */
+#endif /* TCPCONN */
+#if defined(UNIXCONN) || defined(LOCALCONN)
+ { "local", _XimTransConf }, /* use X transport lib */
+#endif /* UNIXCONN */
+#ifdef DNETCONN
+ { "dnet", _XimTransConf }, /* use X transport lib */
+#endif /* DNETCONN */
+#ifdef STREAMSCONN
+ { "streams", _XimTransConf }, /* use X transport lib */
+#endif /* STREAMSCONN */
+ { (char *)NULL, (Bool (*)(Xim, char *))NULL },
+};
+
+Public Bool
+_XimConnect(Xim im)
+{
+ return im->private.proto.connect(im);
+}
+
+Public Bool
+_XimShutdown(Xim im)
+{
+ return im->private.proto.shutdown(im);
+}
+
+Public Bool
+_XimWrite(Xim im, INT16 len, XPointer data)
+{
+ return im->private.proto.write(im, len, data);
+}
+
+Private int
+_CheckProtocolData(
+ Xim im,
+ char *recv_buf)
+{
+ int data_len;
+
+ data_len = (int)(((*((CARD16 *)recv_buf + 1)) * 4) + XIM_HEADER_SIZE);
+ return data_len;
+}
+
+Private int
+_XimReadData(
+ Xim im,
+ INT16 *len,
+ XPointer buf,
+ int buf_size)
+{
+ char *hold_buf;
+ char *tmp;
+ int data_len;
+ int packet_size;
+ int ret_len;
+ register int i;
+
+ if (buf_size < XIM_HEADER_SIZE) {
+ *len = (INT16)XIM_HEADER_SIZE;
+ return XIM_OVERFLOW;
+ }
+
+ bzero(buf, buf_size);
+ packet_size = 0;
+ data_len = 0;
+
+ if ((hold_buf = im->private.proto.hold_data)) {
+ data_len = im->private.proto.hold_data_len;
+ if (data_len >= XIM_HEADER_SIZE) {
+ packet_size = _CheckProtocolData(im, hold_buf);
+ if (packet_size > buf_size) {
+ *len = (INT16)packet_size;
+ return XIM_OVERFLOW;
+ }
+ if (packet_size <= data_len) {
+ memcpy(buf, hold_buf, packet_size);
+ for (i = packet_size; i < data_len; i++) {
+ if (hold_buf[i])
+ break;
+ }
+ data_len -= i;
+
+ if (data_len) {
+ if (!(tmp = (char *)Xmalloc(data_len))) {
+ return XIM_FALSE;
+ }
+ memcpy(tmp, &hold_buf[i], data_len);
+ im->private.proto.hold_data = tmp;
+ im->private.proto.hold_data_len = data_len;
+ } else {
+ im->private.proto.hold_data = 0;
+ im->private.proto.hold_data_len = 0;
+ }
+ Xfree(hold_buf);
+ *len = (INT16)packet_size;
+ return XIM_TRUE;
+ }
+ }
+ memcpy(buf, hold_buf, data_len);
+ buf_size -= data_len;
+ Xfree(hold_buf);
+ im->private.proto.hold_data = 0;
+ im->private.proto.hold_data_len = 0;
+ }
+
+ if (!packet_size) {
+ while (data_len < XIM_HEADER_SIZE) {
+ if (!(im->private.proto.read(im,
+ (XPointer)&buf[data_len], buf_size, &ret_len))) {
+ return XIM_FALSE;
+ }
+ data_len += ret_len;
+ buf_size -= ret_len;
+ }
+ packet_size = _CheckProtocolData(im, buf);
+ }
+
+ if (packet_size > buf_size) {
+ if (!(tmp = (char *)Xmalloc(data_len))) {
+ return XIM_FALSE;
+ }
+ memcpy(tmp, buf, data_len);
+ bzero(buf, data_len);
+ im->private.proto.hold_data = tmp;
+ im->private.proto.hold_data_len = data_len;
+ *len = (INT16)packet_size;
+ return XIM_OVERFLOW;
+ }
+
+ while (data_len < packet_size) {
+ if (!(im->private.proto.read(im,
+ (XPointer)&buf[data_len], buf_size, &ret_len))) {
+ return XIM_FALSE;
+ }
+ data_len += ret_len;
+ buf_size -= ret_len;
+ }
+
+ for (i = packet_size; i < data_len; i++) {
+ if (buf[i])
+ break;
+ }
+ data_len -= i;
+
+ if (data_len) {
+ if (!(tmp = (char *)Xmalloc(data_len))) {
+ return XIM_FALSE;
+ }
+ memcpy(tmp, &buf[i], data_len);
+ bzero(&buf[i], data_len);
+ im->private.proto.hold_data = tmp;
+ im->private.proto.hold_data_len = data_len;
+ } else {
+ im->private.proto.hold_data = 0;
+ im->private.proto.hold_data_len = 0;
+ }
+ *len = (INT16)packet_size;
+ return XIM_TRUE;
+}
+
+Private Bool
+_XimCallDispatcher(
+ Xim im,
+ INT16 len,
+ XPointer data)
+{
+ return im->private.proto.call_dispatcher(im, len, data);
+}
+
+Public int
+_XimRead(Xim im, INT16 *len, XPointer buf, int buf_size,
+ Bool (*predicate)(Xim, INT16, XPointer, XPointer), XPointer arg)
+{
+ INT16 read_len;
+ int ret_code;
+
+ for (;;) {
+ ret_code = _XimReadData(im, &read_len, buf, buf_size);
+ if(ret_code != XIM_TRUE) {
+ return ret_code;
+ }
+ if ((*predicate)(im, read_len, buf, arg))
+ break;
+ if (_XimCallDispatcher(im, read_len, buf))
+ continue;
+ _XimError(im, 0, XIM_BadProtocol, (INT16)0, (CARD16)0, (char *)NULL);
+ }
+ *len = read_len;
+ return True;
+}
+
+Public Bool
+_XimRegisterDispatcher(
+ Xim im,
+ Bool (*callback)(
+ Xim, INT16, XPointer, XPointer
+ ),
+ XPointer call_data)
+{
+ return im->private.proto.register_dispatcher(im, callback, call_data);
+}
+
+Public void
+_XimFlush(Xim im)
+{
+ im->private.proto.flush(im);
+ return;
+}
+
+Public Bool
+_XimFilterWaitEvent(Xim im)
+{
+ INT16 read_len;
+ CARD32 reply32[BUFSIZE/4];
+ char *reply = (char *)reply32;
+ XPointer preply;
+ int buf_size;
+ int ret_code;
+
+ buf_size = BUFSIZE;
+ ret_code = _XimReadData(im, &read_len, (XPointer)reply, buf_size);
+ if(ret_code == XIM_TRUE) {
+ preply = reply;
+ } else if(ret_code == XIM_OVERFLOW) {
+ if(read_len <= 0) {
+ preply = reply;
+ } else {
+ buf_size = (int)read_len;
+ preply = (XPointer)Xmalloc(buf_size);
+ ret_code = _XimReadData(im, &read_len, preply, buf_size);
+ if(ret_code != XIM_TRUE) {
+ if (preply != reply)
+ Xfree(preply);
+ return False;
+ }
+ }
+ } else {
+ return False;
+ }
+ if (_XimCallDispatcher(im, read_len, preply)) {
+ if(reply != preply)
+ Xfree(preply);
+ return True;
+ }
+ _XimError(im, 0, XIM_BadProtocol, (INT16)0, (CARD16)0, (char *)NULL);
+ if(reply != preply)
+ Xfree(preply);
+ return True;
+}
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