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-rwxr-xr-xnxcomp/PolyPoint.cpp170
1 files changed, 170 insertions, 0 deletions
diff --git a/nxcomp/PolyPoint.cpp b/nxcomp/PolyPoint.cpp
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+++ b/nxcomp/PolyPoint.cpp
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+/**************************************************************************/
+/* */
+/* Copyright (c) 2001, 2007 NoMachine, http://www.nomachine.com/. */
+/* */
+/* NXCOMP, NX protocol compression and NX extensions to this software */
+/* are copyright of NoMachine. Redistribution and use of the present */
+/* software is allowed according to terms specified in the file LICENSE */
+/* which comes in the source distribution. */
+/* */
+/* Check http://www.nomachine.com/licensing.html for applicability. */
+/* */
+/* NX and NoMachine are trademarks of NoMachine S.r.l. */
+/* */
+/* All rights reserved. */
+/* */
+/**************************************************************************/
+
+#include "PolyPoint.h"
+
+#include "ClientCache.h"
+
+#include "EncodeBuffer.h"
+#include "DecodeBuffer.h"
+
+//
+// Set the verbosity level.
+//
+
+#define PANIC
+#define WARNING
+#undef TEST
+#undef DEBUG
+#undef DUMP
+
+//
+// Here are the methods to handle messages' content.
+//
+
+int PolyPointStore::parseIdentity(Message *message, const unsigned char *buffer,
+ unsigned int size, int bigEndian) const
+{
+ PolyPointMessage *polyPoint = (PolyPointMessage *) message;
+
+ //
+ // Here is the fingerprint.
+ //
+
+ polyPoint -> mode = *(buffer + 1);
+
+ polyPoint -> drawable = GetULONG(buffer + 4, bigEndian);
+ polyPoint -> gcontext = GetULONG(buffer + 8, bigEndian);
+
+ #ifdef DEBUG
+ *logofs << name() << ": Parsed Identity for message at " << this << ".\n" << logofs_flush;
+ #endif
+
+ return 1;
+}
+
+int PolyPointStore::unparseIdentity(const Message *message, unsigned char *buffer,
+ unsigned int size, int bigEndian) const
+{
+ PolyPointMessage *polyPoint = (PolyPointMessage *) message;
+
+ //
+ // Fill all the message's fields.
+ //
+
+ *(buffer + 1) = polyPoint -> mode;
+
+ PutULONG(polyPoint -> drawable, buffer + 4, bigEndian);
+ PutULONG(polyPoint -> gcontext, buffer + 8, bigEndian);
+
+ #ifdef DEBUG
+ *logofs << name() << ": Unparsed identity for message at " << this << ".\n" << logofs_flush;
+ #endif
+
+ return 1;
+}
+
+void PolyPointStore::dumpIdentity(const Message *message) const
+{
+ #ifdef DUMP
+
+ PolyPointMessage *polyPoint = (PolyPointMessage *) message;
+
+ *logofs << name() << ": Identity drawable " << polyPoint -> drawable
+ << ", gcontext " << polyPoint -> gcontext
+ << ", size " << polyPoint -> size_ << ".\n" << logofs_flush;
+ #endif
+}
+
+void PolyPointStore::identityChecksum(const Message *message, const unsigned char *buffer,
+ unsigned int size, int bigEndian) const
+{
+ if (control -> isProtoStep8() == 1)
+ {
+ md5_append(md5_state_, buffer + 1, 1);
+ }
+}
+
+void PolyPointStore::updateIdentity(EncodeBuffer &encodeBuffer, const Message *message,
+ const Message *cachedMessage,
+ ChannelCache *channelCache) const
+{
+ PolyPointMessage *polyPoint = (PolyPointMessage *) message;
+ PolyPointMessage *cachedPolyPoint = (PolyPointMessage *) cachedMessage;
+
+ ClientCache *clientCache = (ClientCache *) channelCache;
+
+ if (control -> isProtoStep8() == 0)
+ {
+ encodeBuffer.encodeBoolValue((unsigned int) polyPoint -> mode);
+ }
+
+ #ifdef TEST
+ *logofs << name() << ": Encoding value " << polyPoint -> drawable
+ << " as drawable field.\n" << logofs_flush;
+ #endif
+
+ encodeBuffer.encodeXidValue(polyPoint -> drawable, clientCache -> drawableCache);
+
+ cachedPolyPoint -> drawable = polyPoint -> drawable;
+
+ #ifdef TEST
+ *logofs << name() << ": Encoding value " << polyPoint -> gcontext
+ << " as gcontext field.\n" << logofs_flush;
+ #endif
+
+ encodeBuffer.encodeXidValue(polyPoint -> gcontext, clientCache -> gcCache);
+
+ cachedPolyPoint -> gcontext = polyPoint -> gcontext;
+}
+
+void PolyPointStore::updateIdentity(DecodeBuffer &decodeBuffer, const Message *message,
+ ChannelCache *channelCache) const
+{
+ PolyPointMessage *polyPoint = (PolyPointMessage *) message;
+
+ ClientCache *clientCache = (ClientCache *) channelCache;
+
+ unsigned int value;
+
+ if (control -> isProtoStep8() == 0)
+ {
+ decodeBuffer.decodeBoolValue(value);
+
+ polyPoint -> mode = value;
+ }
+
+ decodeBuffer.decodeXidValue(value, clientCache -> drawableCache);
+
+ polyPoint -> drawable = value;
+
+ #ifdef DEBUG
+ *logofs << name() << ": Decoded value " << polyPoint -> drawable
+ << " as drawable field.\n" << logofs_flush;
+ #endif
+
+ decodeBuffer.decodeXidValue(value, clientCache -> gcCache);
+
+ polyPoint -> gcontext = value;
+
+ #ifdef DEBUG
+ *logofs << name() << ": Decoded value " << polyPoint -> gcontext
+ << " as gcontext field.\n" << logofs_flush;
+ #endif
+}
+
+