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Diffstat (limited to 'nxcomp/ChangeGCCompat.cpp')
| -rw-r--r-- | nxcomp/ChangeGCCompat.cpp | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/nxcomp/ChangeGCCompat.cpp b/nxcomp/ChangeGCCompat.cpp deleted file mode 100644 index ca2973774..000000000 --- a/nxcomp/ChangeGCCompat.cpp +++ /dev/null @@ -1,131 +0,0 @@ -/**************************************************************************/ -/* */ -/* 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. */ -/* */ -/**************************************************************************/ - -#include "ChangeGCCompat.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 ChangeGCCompatStore::parseIdentity(Message *message, const unsigned char *buffer, - unsigned int size, int bigEndian) const -{ - ChangeGCCompatMessage *changeGC = (ChangeGCCompatMessage *) message; - - // - // Here is the fingerprint. - // - - changeGC -> gcontext = GetULONG(buffer + 4, bigEndian); - changeGC -> value_mask = GetULONG(buffer + 8, bigEndian); - - // - // Clear the unused bytes carried in the - // payload to increase the effectiveness - // of the caching algorithm. - // - - if ((int) size > dataOffset) - { - #ifdef DEBUG - *logofs << name() << ": Removing unused bytes from the " - << "data payload.\n" << logofs_flush; - #endif - - changeGC -> value_mask &= (1 << 23) - 1; - - unsigned int mask = 0x1; - unsigned char *source = (unsigned char *) buffer + CHANGEGC_DATA_OFFSET; - unsigned long value = 0; - - for (unsigned int i = 0; i < 23; i++) - { - if (changeGC -> value_mask & mask) - { - value = GetULONG(source, bigEndian); - - value &= (0xffffffff >> (32 - CREATEGC_FIELD_WIDTH[i])); - - PutULONG(value, source, bigEndian); - - source += 4; - } - - mask <<= 1; - } - } - - #ifdef DEBUG - *logofs << name() << ": Parsed Identity for message at " - << this << ".\n" << logofs_flush; - #endif - - return 1; -} - -int ChangeGCCompatStore::unparseIdentity(const Message *message, unsigned char *buffer, - unsigned int size, int bigEndian) const -{ - ChangeGCCompatMessage *changeGC = (ChangeGCCompatMessage *) message; - - // - // Fill all the message's fields. - // - - PutULONG(changeGC -> gcontext, buffer + 4, bigEndian); - PutULONG(changeGC -> value_mask, buffer + 8, bigEndian); - - #ifdef DEBUG - *logofs << name() << ": Unparsed identity for message at " - << this << ".\n" << logofs_flush; - #endif - - return 1; -} - -void ChangeGCCompatStore::dumpIdentity(const Message *message) const -{ - #ifdef DUMP - - ChangeGCCompatMessage *changeGC = (ChangeGCCompatMessage *) message; - - *logofs << name() << ": Identity gcontext " << changeGC -> gcontext - << ", mask " << changeGC -> value_mask << ", size " - << changeGC -> size_ << ".\n" << logofs_flush; - #endif -} - -void ChangeGCCompatStore::identityChecksum(const Message *message, const unsigned char *buffer, - unsigned int size, int bigEndian) const -{ - md5_append(md5_state_, buffer + 4, 8); -} |