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 b8bad59a4..1fd008870 100644 --- a/libX11/modules/im/ximcp/imTransR.c +++ b/libX11/modules/im/ximcp/imTransR.c @@ -1,312 +1,312 @@ -/*
- * 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;
-}
+/* + * 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" + +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 }, +}; + +Bool +_XimConnect(Xim im) +{ + return im->private.proto.connect(im); +} + +Bool +_XimShutdown(Xim im) +{ + return im->private.proto.shutdown(im); +} + +Bool +_XimWrite(Xim im, INT16 len, XPointer data) +{ + return im->private.proto.write(im, len, data); +} + +static int +_CheckProtocolData( + Xim im, + char *recv_buf) +{ + int data_len; + + data_len = (int)(((*((CARD16 *)recv_buf + 1)) * 4) + XIM_HEADER_SIZE); + return data_len; +} + +static 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; +} + +static Bool +_XimCallDispatcher( + Xim im, + INT16 len, + XPointer data) +{ + return im->private.proto.call_dispatcher(im, len, data); +} + +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; +} + +Bool +_XimRegisterDispatcher( + Xim im, + Bool (*callback)( + Xim, INT16, XPointer, XPointer + ), + XPointer call_data) +{ + return im->private.proto.register_dispatcher(im, callback, call_data); +} + +void +_XimFlush(Xim im) +{ + im->private.proto.flush(im); + return; +} + +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; +} |