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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2011-11-19 15:59:16 +0100
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2011-11-19 15:59:16 +0100
commita48361b11a5abb5a345dac5ec83a8f56c4d50b74 (patch)
treea16fb870a072450bb45ee09ac4df9887bfa7f98e /nxcomp/GetImage.h
parent9997e13bb583de4012914006c7507839a4e11227 (diff)
parent232dfc41d41390bfffa75ec2ed065c109fa03a0e (diff)
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Merge branch 'nxcomp'
Diffstat (limited to 'nxcomp/GetImage.h')
-rw-r--r--nxcomp/GetImage.h182
1 files changed, 182 insertions, 0 deletions
diff --git a/nxcomp/GetImage.h b/nxcomp/GetImage.h
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+/**************************************************************************/
+/* */
+/* Copyright (c) 2001, 2010 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 Medialogic S.p.A. */
+/* */
+/* All rights reserved. */
+/* */
+/**************************************************************************/
+
+#ifndef GetImage_H
+#define GetImage_H
+
+#include "Message.h"
+
+//
+// Set the verbosity level.
+//
+
+#define PANIC
+#define WARNING
+#undef TEST
+#undef DEBUG
+#undef DUMP
+
+//
+// Set default values.
+//
+
+#define GETIMAGE_ENABLE_CACHE 1
+#define GETIMAGE_ENABLE_DATA 0
+#define GETIMAGE_ENABLE_SPLIT 0
+#define GETIMAGE_ENABLE_COMPRESS 0
+
+#define GETIMAGE_DATA_LIMIT 0
+#define GETIMAGE_DATA_OFFSET 20
+
+#define GETIMAGE_CACHE_SLOTS 200
+#define GETIMAGE_CACHE_THRESHOLD 1
+#define GETIMAGE_CACHE_LOWER_THRESHOLD 0
+
+//
+// The message class.
+//
+
+class GetImageMessage : public Message
+{
+ friend class GetImageStore;
+
+ public:
+
+ GetImageMessage()
+ {
+ }
+
+ ~GetImageMessage()
+ {
+ }
+
+ //
+ // Put here the fields which constitute
+ // the 'identity' part of the message.
+ //
+
+ private:
+
+ unsigned char format;
+ unsigned int drawable;
+ unsigned short int x;
+ unsigned short int y;
+ unsigned short int width;
+ unsigned short int height;
+ unsigned int plane_mask;
+};
+
+class GetImageStore : public MessageStore
+{
+ //
+ // Constructors and destructors.
+ //
+
+ public:
+
+ GetImageStore() : MessageStore()
+ {
+ enableCache = GETIMAGE_ENABLE_CACHE;
+ enableData = GETIMAGE_ENABLE_DATA;
+ enableSplit = GETIMAGE_ENABLE_SPLIT;
+ enableCompress = GETIMAGE_ENABLE_COMPRESS;
+
+ dataLimit = GETIMAGE_DATA_LIMIT;
+ dataOffset = GETIMAGE_DATA_OFFSET;
+
+ cacheSlots = GETIMAGE_CACHE_SLOTS;
+ cacheThreshold = GETIMAGE_CACHE_THRESHOLD;
+ cacheLowerThreshold = GETIMAGE_CACHE_LOWER_THRESHOLD;
+
+ messages_ -> resize(cacheSlots);
+
+ for (T_messages::iterator i = messages_ -> begin();
+ i < messages_ -> end(); i++)
+ {
+ *i = NULL;
+ }
+
+ temporary_ = NULL;
+ }
+
+ virtual ~GetImageStore()
+ {
+ for (T_messages::iterator i = messages_ -> begin();
+ i < messages_ -> end(); i++)
+ {
+ destroy(*i);
+ }
+
+ destroy(temporary_);
+ }
+
+ virtual const char *name() const
+ {
+ return "GetImage";
+ }
+
+ virtual unsigned char opcode() const
+ {
+ return X_GetImage;
+ }
+
+ virtual unsigned int storage() const
+ {
+ return sizeof(GetImageMessage);
+ }
+
+ //
+ // Message handling methods.
+ //
+
+ public:
+
+ virtual Message *create() const
+ {
+ return new GetImageMessage();
+ }
+
+ virtual Message *create(const Message &message) const
+ {
+ return new GetImageMessage((const GetImageMessage &) message);
+ }
+
+ virtual void destroy(Message *message) const
+ {
+ delete (GetImageMessage *) message;
+ }
+
+ 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 /* GetImage_H */