Imported nxcomp-3.1.0-4.tar.gznxcomp/3.1.0-4

Summary: Imported nxcomp-3.1.0-4.tar.gz
Keywords:

Imported nxcomp-3.1.0-4.tar.gz
into Git repository

1 files changed, 227 insertions, 0 deletions

diff --git a/nxcomp/FillPoly.cpp b/nxcomp/FillPoly.cpp
new file mode 100755
index 000000000..73c08d394
--- /dev/null
+++ b/nxcomp/FillPoly.cpp
@@ -0,0 +1,227 @@
+/**************************************************************************/
+/*                                                                        */
+/* 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 "FillPoly.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 FillPolyStore::parseIdentity(Message *message, const unsigned char *buffer,
+                                     unsigned int size, int bigEndian) const
+{
+  FillPolyMessage *fillPoly = (FillPolyMessage *) message;
+
+  //
+  // Here is the fingerprint.
+  //
+
+  fillPoly -> drawable = GetULONG(buffer + 4, bigEndian);
+  fillPoly -> gcontext = GetULONG(buffer + 8, bigEndian);
+
+  fillPoly -> shape = *(buffer + 12);
+  fillPoly -> mode  = *(buffer + 13);
+
+  if (control -> isProtoStep8() == 1 &&
+          size >= (unsigned int) dataOffset)
+  {
+    fillPoly -> x_origin = GetUINT(buffer + 16, bigEndian);
+    fillPoly -> y_origin = GetUINT(buffer + 18, bigEndian);
+  }
+  else
+  {
+    fillPoly -> x_origin = 0;
+    fillPoly -> y_origin = 0;
+  }
+
+  #ifdef DEBUG
+  *logofs << name() << ": Parsed Identity for message at " << this << ".\n" << logofs_flush;
+  #endif
+
+  return 1;
+}
+
+int FillPolyStore::unparseIdentity(const Message *message, unsigned char *buffer,
+                                       unsigned int size, int bigEndian) const
+{
+  FillPolyMessage *fillPoly = (FillPolyMessage *) message;
+
+  //
+  // Fill all the message's fields.
+  //
+
+  PutULONG(fillPoly -> drawable, buffer + 4, bigEndian);
+  PutULONG(fillPoly -> gcontext, buffer + 8, bigEndian);
+
+  *(buffer + 12) = fillPoly -> shape;
+  *(buffer + 13) = fillPoly -> mode;
+
+  if (control -> isProtoStep8() == 1 &&
+          size >= (unsigned int) dataOffset)
+  {
+    PutUINT(fillPoly -> x_origin, buffer + 16, bigEndian);
+    PutUINT(fillPoly -> y_origin, buffer + 18, bigEndian);
+  }
+
+  #ifdef DEBUG
+  *logofs << name() << ": Unparsed identity for message at " << this << ".\n" << logofs_flush;
+  #endif
+
+  return 1;
+}
+
+void FillPolyStore::dumpIdentity(const Message *message) const
+{
+  #ifdef DUMP
+
+  FillPolyMessage *fillPoly = (FillPolyMessage *) message;
+
+  *logofs << name() << ": Identity drawable " << fillPoly -> drawable
+                    << ", gcontext " << fillPoly -> gcontext << ", shape "
+                    << fillPoly -> shape << ", mode " << fillPoly -> mode
+                    << fillPoly -> size_ << ", x_origin " << fillPoly -> x_origin
+                    << ", y_origin " << fillPoly -> y_origin << ".\n"
+                    << logofs_flush;
+  #endif
+}
+
+void FillPolyStore::identityChecksum(const Message *message, const unsigned char *buffer,
+                                         unsigned int size, int bigEndian) const
+{
+  //
+  // Fields shape, mode.
+  //
+
+  md5_append(md5_state_, buffer + 12, 2);
+}
+
+void FillPolyStore::updateIdentity(EncodeBuffer &encodeBuffer, const Message *message,
+                                       const Message *cachedMessage,
+                                           ChannelCache *channelCache) const
+{
+  FillPolyMessage *fillPoly       = (FillPolyMessage *) message;
+  FillPolyMessage *cachedFillPoly = (FillPolyMessage *) cachedMessage;
+
+  ClientCache *clientCache = (ClientCache *) channelCache;
+
+  #ifdef TEST
+  *logofs << name() << ": Encoding value " << fillPoly -> drawable
+          << " as drawable field.\n" << logofs_flush;
+  #endif
+
+  encodeBuffer.encodeXidValue(fillPoly -> drawable, clientCache -> drawableCache);
+
+  cachedFillPoly -> drawable = fillPoly -> drawable;
+
+  #ifdef TEST
+  *logofs << name() << ": Encoding value " << fillPoly -> gcontext
+          << " as gcontext field.\n" << logofs_flush;
+  #endif
+
+  encodeBuffer.encodeXidValue(fillPoly -> gcontext, clientCache -> gcCache);
+
+  cachedFillPoly -> gcontext = fillPoly -> gcontext;
+
+  if (control -> isProtoStep8() == 1 &&
+          fillPoly -> size_ >= dataOffset)
+  {
+    #ifdef TEST
+    *logofs << name() << ": Encoding value " << fillPoly -> x_origin
+        << " as x_origin field.\n" << logofs_flush;
+    #endif
+
+    encodeBuffer.encodeCachedValue(fillPoly -> x_origin, 16,
+                 *clientCache -> fillPolyXAbsCache[0], 8);
+
+    cachedFillPoly -> x_origin = fillPoly -> x_origin;
+
+    #ifdef TEST
+    *logofs << name() << ": Encoding value " << fillPoly -> y_origin
+            << " as y_origin field.\n" << logofs_flush;
+    #endif
+
+    encodeBuffer.encodeCachedValue(fillPoly -> y_origin, 16,
+                 *clientCache -> fillPolyYAbsCache[0], 8);
+
+    cachedFillPoly -> y_origin = fillPoly -> y_origin;
+  }
+}
+
+void FillPolyStore::updateIdentity(DecodeBuffer &decodeBuffer, const Message *message,
+                                       ChannelCache *channelCache) const
+{
+  FillPolyMessage *fillPoly = (FillPolyMessage *) message;
+
+  ClientCache *clientCache = (ClientCache *) channelCache;
+
+  decodeBuffer.decodeXidValue(fillPoly -> drawable, clientCache -> drawableCache);
+
+  #ifdef TEST
+  *logofs << name() << ": Decoded value " << fillPoly -> drawable
+          << " as drawable field.\n" << logofs_flush;
+  #endif
+
+  decodeBuffer.decodeXidValue(fillPoly -> gcontext, clientCache -> gcCache);
+
+  #ifdef TEST
+  *logofs << name() << ": Decoded value " << fillPoly -> gcontext
+          << " as gcontext field.\n" << logofs_flush;
+  #endif
+
+  if (control -> isProtoStep8() == 1 &&
+          fillPoly -> size_ >= dataOffset)
+  {
+    unsigned int value;
+
+    decodeBuffer.decodeCachedValue(value, 16,
+                 *clientCache -> fillPolyXAbsCache[0], 8);
+
+    fillPoly -> x_origin = value;
+
+    #ifdef TEST
+    *logofs << name() << ": Decoded value " << fillPoly -> x_origin
+            << " as x_origin field.\n" << logofs_flush;
+    #endif
+
+    decodeBuffer.decodeCachedValue(value, 16,
+                 *clientCache -> fillPolyYAbsCache[0], 8);
+
+    fillPoly -> y_origin = value;
+
+    #ifdef TEST
+    *logofs << name() << ": Decoded value " << fillPoly -> y_origin
+            << " as y_origin field.\n" << logofs_flush;
+    #endif
+  }
+}
+
+