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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2017-06-30 20:13:51 +0200
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2017-07-26 10:12:43 +0200
commitf76c82403888bb498973ec974dbfd20e4edb02fe (patch)
treebe0cb6c112d9d9fb46387fbd114727510197ddec /nxcomp/ShapeExtension.cpp
parent9193d11eeeea933e293acd5e0f03fa4e9887186b (diff)
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nxcomp: Switch to autoreconf.
Diffstat (limited to 'nxcomp/ShapeExtension.cpp')
-rw-r--r--nxcomp/ShapeExtension.cpp301
1 files changed, 0 insertions, 301 deletions
diff --git a/nxcomp/ShapeExtension.cpp b/nxcomp/ShapeExtension.cpp
deleted file mode 100644
index be3b9a903..000000000
--- a/nxcomp/ShapeExtension.cpp
+++ /dev/null
@@ -1,301 +0,0 @@
-/**************************************************************************/
-/* */
-/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */
-/* Copyright (c) 2008-2014 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */
-/* Copyright (c) 2014-2016 Ulrich Sibiller <uli42@gmx.de> */
-/* Copyright (c) 2014-2016 Mihai Moldovan <ionic@ionic.de> */
-/* Copyright (c) 2011-2016 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/
-/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */
-/* */
-/* NXCOMP, NX protocol compression and NX extensions to this software */
-/* are copyright of the aforementioned persons and companies. */
-/* */
-/* Redistribution and use of the present software is allowed according */
-/* to terms specified in the file LICENSE.nxcomp which comes in the */
-/* source distribution. */
-/* */
-/* All rights reserved. */
-/* */
-/* NOTE: This software has received contributions from various other */
-/* contributors, only the core maintainers and supporters are listed as */
-/* copyright holders. Please contact us, if you feel you should be listed */
-/* as copyright holder, as well. */
-/* */
-/**************************************************************************/
-
-#include "ShapeExtension.h"
-
-#include "ClientCache.h"
-
-#include "EncodeBuffer.h"
-#include "DecodeBuffer.h"
-
-#include "WriteBuffer.h"
-
-//
-// Set the verbosity level.
-//
-
-#define PANIC
-#define WARNING
-#undef TEST
-#undef DEBUG
-#undef DUMP
-
-//
-// Constructors and destructors.
-//
-
-ShapeExtensionStore::ShapeExtensionStore(StaticCompressor *compressor)
-
- : MessageStore(compressor)
-{
- enableCache = SHAPEEXTENSION_ENABLE_CACHE;
- enableData = SHAPEEXTENSION_ENABLE_DATA;
- enableSplit = SHAPEEXTENSION_ENABLE_SPLIT;
-
- // Since ProtoStep7 (#issue 108)
- enableCompress = SHAPEEXTENSION_ENABLE_COMPRESS_IF_PROTO_STEP_7;
-
- dataLimit = SHAPEEXTENSION_DATA_LIMIT;
- dataOffset = SHAPEEXTENSION_DATA_OFFSET;
-
- cacheSlots = SHAPEEXTENSION_CACHE_SLOTS;
- cacheThreshold = SHAPEEXTENSION_CACHE_THRESHOLD;
- cacheLowerThreshold = SHAPEEXTENSION_CACHE_LOWER_THRESHOLD;
-
- opcode_ = X_NXInternalShapeExtension;
-
- messages_ -> resize(cacheSlots);
-
- for (T_messages::iterator i = messages_ -> begin();
- i < messages_ -> end(); i++)
- {
- *i = NULL;
- }
-
- temporary_ = NULL;
-}
-
-ShapeExtensionStore::~ShapeExtensionStore()
-{
- for (T_messages::iterator i = messages_ -> begin();
- i < messages_ -> end(); i++)
- {
- destroy(*i);
- }
-
- destroy(temporary_);
-}
-
-//
-// Here are the methods to handle messages' content.
-//
-
-int ShapeExtensionStore::encodeIdentity(EncodeBuffer &encodeBuffer, const unsigned char *buffer,
- const unsigned int size, int bigEndian,
- ChannelCache *channelCache) const
-{
- //
- // Handle this extension in a way similar to shape.
- //
-
- ClientCache *clientCache = (ClientCache *) channelCache;
-
- #ifdef DEBUG
- *logofs << name() << ": Encoding full message identity.\n" << logofs_flush;
- #endif
-
- //
- // We handle all possible requests of this extension
- // using the same opcode. We give to message a data
- // offset of 4 (or 16 if proto is >= 3) and handle
- // the first 16 bytes through an array of caches.
- //
-
- encodeBuffer.encodeValue(size >> 2, 16, 10);
-
- encodeBuffer.encodeCachedValue(*(buffer + 1), 8,
- clientCache -> shapeOpcodeCache);
-
- for (unsigned int i = 0; i < 8 && (i * 2 + 4) < size; i++)
- {
- encodeBuffer.encodeCachedValue(GetUINT(buffer + (i * 2) + 4, bigEndian), 16,
- *clientCache -> shapeDataCache[i]);
- }
-
- #ifdef DEBUG
- *logofs << name() << ": Encoded full message identity.\n" << logofs_flush;
- #endif
-
- return 1;
-}
-
-int ShapeExtensionStore::decodeIdentity(DecodeBuffer &decodeBuffer, unsigned char *&buffer,
- unsigned int &size, int bigEndian, WriteBuffer *writeBuffer,
- ChannelCache *channelCache) const
-{
- ClientCache *clientCache = (ClientCache *) channelCache;
-
- #ifdef DEBUG
- *logofs << name() << ": Decoding full message identity.\n" << logofs_flush;
- #endif
-
- decodeBuffer.decodeValue(size, 16, 10);
-
- size <<= 2;
-
- buffer = writeBuffer -> addMessage(size);
-
- decodeBuffer.decodeCachedValue(*(buffer + 1), 8,
- clientCache -> shapeOpcodeCache);
-
- unsigned int value;
-
- for (unsigned int i = 0; i < 8 && (i * 2 + 4) < size; i++)
- {
- decodeBuffer.decodeCachedValue(value, 16,
- *clientCache -> shapeDataCache[i]);
-
- PutUINT(value, buffer + 4 + (i * 2), bigEndian);
- }
-
- #ifdef DEBUG
- *logofs << name() << ": Decoded full message identity.\n" << logofs_flush;
- #endif
-
- return 1;
-}
-
-int ShapeExtensionStore::parseIdentity(Message *message, const unsigned char *buffer,
- unsigned int size, int bigEndian) const
-{
- ShapeExtensionMessage *shapeExtension = (ShapeExtensionMessage *) message;
-
- shapeExtension -> opcode = *(buffer + 1);
-
- for (unsigned int i = 0; i < 8; i++)
- {
- if ((i * 2 + 4) < size)
- {
- shapeExtension -> data[i] = GetUINT(buffer + i * 2 + 4, bigEndian);
-
- #ifdef DEBUG
- *logofs << name() << ": Parsed data[" << i << "].\n"
- << logofs_flush;
- #endif
- }
- else
- {
- shapeExtension -> data[i] = 0;
- }
- }
-
- #ifdef DEBUG
- *logofs << name() << ": Parsed identity for message at "
- << this << ".\n" << logofs_flush;
- #endif
-
- return 1;
-}
-
-int ShapeExtensionStore::unparseIdentity(const Message *message, unsigned char *buffer,
- unsigned int size, int bigEndian) const
-{
- ShapeExtensionMessage *shapeExtension = (ShapeExtensionMessage *) message;
-
- *(buffer + 1) = shapeExtension -> opcode;
-
- for (unsigned int i = 0; i < 8 && (i * 2 + 4) < size; i++)
- {
- PutUINT(shapeExtension -> data[i], buffer + i * 2 + 4, bigEndian);
- }
-
- #ifdef DEBUG
- *logofs << name() << ": Unparsed identity for message at "
- << this << ".\n" << logofs_flush;
- #endif
-
- return 1;
-}
-
-void ShapeExtensionStore::dumpIdentity(const Message *message) const
-{
- #ifdef DUMP
-
- ShapeExtensionMessage *shapeExtension = (ShapeExtensionMessage *) message;
-
- *logofs << name() << ": Identity opcode " << (unsigned) shapeExtension -> opcode;
-
- for (int i = 0; i < 8; i++)
- {
- *logofs << ", data[" << i << "] " << shapeExtension -> data[i];
- }
-
- *logofs << ", size " << shapeExtension -> size_ << ".\n" << logofs_flush;
-
- #endif
-}
-
-void ShapeExtensionStore::identityChecksum(const Message *message, const unsigned char *buffer,
- unsigned int size, int bigEndian) const
-{
- //
- // Include minor opcode in the checksum. As data
- // offset can be beyond the real end of message,
- // we need to include size or we will match any
- // message of size less or equal to data offset.
- //
-
- md5_append(md5_state_, buffer + 1, 3);
-}
-
-void ShapeExtensionStore::updateIdentity(EncodeBuffer &encodeBuffer, const Message *message,
- const Message *cachedMessage,
- ChannelCache *channelCache) const
-{
- //
- // Encode the variant part.
- //
-
- ShapeExtensionMessage *shapeExtension = (ShapeExtensionMessage *) message;
- ShapeExtensionMessage *cachedShapeExtension = (ShapeExtensionMessage *) cachedMessage;
-
- ClientCache *clientCache = (ClientCache *) channelCache;
-
- for (int i = 0; i < 8 && (i * 2 + 4) < shapeExtension -> size_; i++)
- {
- #ifdef TEST
- *logofs << name() << ": Encoding value " << shapeExtension -> data[i]
- << " as data[" << i << "] field.\n" << logofs_flush;
- #endif
-
- encodeBuffer.encodeCachedValue((unsigned int) shapeExtension -> data[i], 16,
- *clientCache -> shapeDataCache[i]);
-
- cachedShapeExtension -> data[i] = shapeExtension -> data[i];
- }
-}
-
-void ShapeExtensionStore::updateIdentity(DecodeBuffer &decodeBuffer, const Message *message,
- ChannelCache *channelCache) const
-{
- ShapeExtensionMessage *shapeExtension = (ShapeExtensionMessage *) message;
-
- ClientCache *clientCache = (ClientCache *) channelCache;
-
- unsigned int value;
-
- for (int i = 0; i < 8 && (i * 2 + 4) < shapeExtension -> size_; i++)
- {
- decodeBuffer.decodeCachedValue(value, 16,
- *clientCache -> shapeDataCache[i]);
-
- shapeExtension -> data[i] = (unsigned short) value;
-
- #ifdef TEST
- *logofs << name() << ": Decoded value " << shapeExtension -> data[i]
- << " as data[" << i << "] field.\n" << logofs_flush;
- #endif
- }
-}