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, 166 insertions, 0 deletions

diff --git a/nxcomp/PutImage.h b/nxcomp/PutImage.h
new file mode 100755
index 000000000..510d4f220
--- /dev/null
+++ b/nxcomp/PutImage.h
@@ -0,0 +1,166 @@
+/**************************************************************************/
+/*                                                                        */
+/* 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.                                                   */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef PutImage_H
+#define PutImage_H
+
+#include "Message.h"
+
+//
+// Set the verbosity level.
+//
+
+#define PANIC
+#define WARNING
+#undef  TEST
+#undef  DEBUG
+#undef  DUMP
+
+//
+// Set default values.
+//
+
+#define PUTIMAGE_ENABLE_CACHE                            1
+#define PUTIMAGE_ENABLE_DATA                             1
+#define PUTIMAGE_ENABLE_SPLIT                            1
+#define PUTIMAGE_ENABLE_COMPRESS                         1
+
+#define PUTIMAGE_DATA_LIMIT                              262144 - 24
+#define PUTIMAGE_DATA_OFFSET                             24
+
+#define PUTIMAGE_CACHE_SLOTS                             6000
+#define PUTIMAGE_CACHE_THRESHOLD                         70
+#define PUTIMAGE_CACHE_LOWER_THRESHOLD                   50
+
+#define PUTIMAGE_ENABLE_COMPRESS_IF_PROTO_STEP_7         0
+
+#define PUTIMAGE_CACHE_THRESHOLD_IF_PACKED               10
+#define PUTIMAGE_CACHE_LOWER_THRESHOLD_IF_PACKED         5
+
+#define PUTIMAGE_CACHE_THRESHOLD_IF_SHADOW               97
+#define PUTIMAGE_CACHE_LOWER_THRESHOLD_IF_SHADOW         90
+
+#define PUTIMAGE_ENABLE_SPLIT_IF_PROTO_STEP_8            0
+
+//
+// The message class.
+//
+
+class PutImageMessage : public Message
+{
+  friend class PutImageStore;
+
+  public:
+
+  PutImageMessage()
+  {
+  }
+
+  ~PutImageMessage()
+  {
+  }
+
+  //
+  // Put here the fields which constitute 
+  // the 'identity' part of the message.
+  //
+
+  private:
+
+  unsigned char  format;
+  unsigned char  depth;
+  unsigned char  left_pad;
+  unsigned short width;
+  unsigned short height;
+  unsigned int   drawable;
+  unsigned int   gcontext;
+  unsigned short pos_x;
+  unsigned short pos_y;
+};
+
+class PutImageStore : public MessageStore
+{
+  public:
+
+  PutImageStore(StaticCompressor *compressor);
+
+  virtual ~PutImageStore();
+
+  virtual const char *name() const
+  {
+    return "PutImage";
+  }
+
+  virtual unsigned char opcode() const
+  {
+    return X_PutImage;
+  }
+
+  virtual unsigned int storage() const
+  {
+    return sizeof(PutImageMessage);
+  }
+
+  //
+  // Message handling methods.
+  //
+
+  protected:
+
+  virtual Message *create() const
+  {
+    return new PutImageMessage();
+  }
+
+  virtual Message *create(const Message &message) const
+  {
+    return new PutImageMessage((const PutImageMessage &) message);
+  }
+
+  virtual void destroy(Message *message) const
+  {
+    delete (PutImageMessage *) message;
+  }
+
+  virtual int encodeIdentity(EncodeBuffer &encodeBuffer, const unsigned char *buffer,
+                                 const unsigned int size, int bigEndian,
+                                     ChannelCache *channelCache) const;
+
+  virtual int decodeIdentity(DecodeBuffer &decodeBuffer, unsigned char *&buffer,
+                                 unsigned int &size, int bigEndian, WriteBuffer *writeBuffer,
+                                     ChannelCache *channelCache) const;
+
+  virtual int parseIdentity(Message *message, const unsigned char *buffer, 
+                                unsigned int size, int bigEndian) const;
+
+  virtual int unparseIdentity(const Message *message, unsigned char *buffer, 
+                                  unsigned int size, int bigEndian) const;
+
+  virtual void updateIdentity(EncodeBuffer &encodeBuffer, const Message *message,
+                                  const Message *cachedMessage,
+                                      ChannelCache *channelCache) const;
+
+  virtual void updateIdentity(DecodeBuffer &decodeBuffer, const Message *message,
+                                  ChannelCache *channelCache) const;
+
+  virtual void identityChecksum(const Message *message, const unsigned char *buffer, 
+                                    unsigned int size, int bigEndian) const;
+
+  virtual void dumpIdentity(const Message *message) const;
+};
+
+#endif /* PutImage_H */