aboutsummaryrefslogtreecommitdiff
path: root/nxcomp/ClientReadBuffer.cpp
diff options
context:
space:
mode:
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/ClientReadBuffer.cpp
parent9193d11eeeea933e293acd5e0f03fa4e9887186b (diff)
downloadnx-libs-f76c82403888bb498973ec974dbfd20e4edb02fe.tar.gz
nx-libs-f76c82403888bb498973ec974dbfd20e4edb02fe.tar.bz2
nx-libs-f76c82403888bb498973ec974dbfd20e4edb02fe.zip
nxcomp: Switch to autoreconf.
Diffstat (limited to 'nxcomp/ClientReadBuffer.cpp')
-rw-r--r--nxcomp/ClientReadBuffer.cpp174
1 files changed, 0 insertions, 174 deletions
diff --git a/nxcomp/ClientReadBuffer.cpp b/nxcomp/ClientReadBuffer.cpp
deleted file mode 100644
index 37502038f..000000000
--- a/nxcomp/ClientReadBuffer.cpp
+++ /dev/null
@@ -1,174 +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 "ClientReadBuffer.h"
-
-#include "ClientChannel.h"
-
-#define PANIC
-#define WARNING
-#undef TEST
-#undef DEBUG
-
-unsigned int ClientReadBuffer::suggestedLength(unsigned int pendingLength)
-{
- //
- // Even if the pending data is not
- // enough to make a complete message,
- // resize the buffer to accommodate
- // it all.
- //
-
- unsigned int readLength = pendingLength;
-
- if (pendingLength < remaining_)
- {
- readLength = remaining_;
- }
-
- return readLength;
-}
-
-int ClientReadBuffer::locateMessage(const unsigned char *start,
- const unsigned char *end,
- unsigned int &controlLength,
- unsigned int &dataLength,
- unsigned int &trailerLength)
-{
- unsigned int size = end - start;
-
- #ifdef TEST
- *logofs << "ClientReadBuffer: Locating message for FD#"
- << transport_ -> fd() << " with " << size
- << " bytes.\n" << logofs_flush;
- #endif
-
- if (firstMessage_)
- {
- if (size < 12)
- {
- remaining_ = 12 - size;
-
- #ifdef TEST
- *logofs << "ClientReadBuffer: No message was located "
- << "with remaining " << remaining_ << ".\n"
- << logofs_flush;
- #endif
-
- return 0;
- }
-
- if (*start == 0x42)
- {
- bigEndian_ = 1;
- }
- else
- {
- bigEndian_ = 0;
- }
-
- channel_ -> setBigEndian(bigEndian_);
-
- dataLength = 12 + RoundUp4(GetUINT(start + 6, bigEndian_)) +
- RoundUp4(GetUINT(start + 8, bigEndian_));
-
- //
- // Send the data immediately if this is unlikely
- // to be a X connection attempt.
- //
-
- if (dataLength > 4096)
- {
- #ifdef WARNING
- *logofs << "ClientReadBuffer: WARNING! Flushing suspicious X "
- << "connection with first request of " << dataLength
- << " bytes.\n" << logofs_flush;
- #endif
-
- dataLength = size;
- }
- }
- else
- {
- if (size < 4)
- {
- remaining_ = 4 - size;
-
- #ifdef TEST
- *logofs << "ClientReadBuffer: No message was located "
- << "with remaining " << remaining_ << ".\n"
- << logofs_flush;
- #endif
-
- return 0;
- }
-
- dataLength = (GetUINT(start + 2, bigEndian_) << 2);
-
- if (dataLength < 4)
- {
- #ifdef TEST
- *logofs << "ClientReadBuffer: WARNING! Assuming length 4 "
- << "for suspicious message of length " << dataLength
- << ".\n" << logofs_flush;
- #endif
-
- dataLength = 4;
- }
- }
-
- #ifdef TEST
- *logofs << "ClientReadBuffer: Length of the next message is "
- << dataLength << ".\n" << logofs_flush;
- #endif
-
- if (size < dataLength)
- {
- remaining_ = dataLength - size;
-
- #ifdef TEST
- *logofs << "ClientReadBuffer: No message was located "
- << "with remaining " << remaining_ << ".\n"
- << logofs_flush;
- #endif
-
- return 0;
- }
-
- firstMessage_ = 0;
-
- controlLength = 0;
- trailerLength = 0;
-
- remaining_ = 0;
-
- #ifdef TEST
- *logofs << "ClientReadBuffer: Located message with "
- << "remaining " << remaining_ << ".\n"
- << logofs_flush;
- #endif
-
- return 1;
-}