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authorwatcherhd <watcherhd@e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb>2011-11-26 14:19:43 +0000
committerwatcherhd <watcherhd@e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb>2011-11-26 14:19:43 +0000
commit7aff1e4cb053394db57c2814d5fe1e6493e0cc75 (patch)
treec8585e44049b37e4da152495c954242204c2c38d /cryptopp/crypto/zlib.cpp
parent6f3d69266933ef120d229e0daf2da164b77214d0 (diff)
Project folders rename part 2
git-svn-id: http://miranda-plugins.googlecode.com/svn/trunk@214 e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb
Diffstat (limited to 'cryptopp/crypto/zlib.cpp')
-rw-r--r--cryptopp/crypto/zlib.cpp90
1 files changed, 0 insertions, 90 deletions
diff --git a/cryptopp/crypto/zlib.cpp b/cryptopp/crypto/zlib.cpp
deleted file mode 100644
index 528f809..0000000
--- a/cryptopp/crypto/zlib.cpp
+++ /dev/null
@@ -1,90 +0,0 @@
-// zlib.cpp - written and placed in the public domain by Wei Dai
-
-// "zlib" is the name of a well known C language compression library
-// (http://www.zlib.org) and also the name of a compression format
-// (RFC 1950) that the library implements. This file is part of a
-// complete reimplementation of the zlib compression format.
-
-#include "pch.h"
-#include "zlib.h"
-#include "zdeflate.h"
-#include "zinflate.h"
-
-NAMESPACE_BEGIN(CryptoPP)
-
-static const byte DEFLATE_METHOD = 8;
-static const byte FDICT_FLAG = 1 << 5;
-
-// *************************************************************
-
-void ZlibCompressor::WritePrestreamHeader()
-{
- m_adler32.Restart();
- byte cmf = DEFLATE_METHOD | ((GetLog2WindowSize()-8) << 4);
- byte flags = GetCompressionLevel() << 6;
- AttachedTransformation()->PutWord16(RoundUpToMultipleOf(cmf*256+flags, 31));
-}
-
-void ZlibCompressor::ProcessUncompressedData(const byte *inString, size_t length)
-{
- m_adler32.Update(inString, length);
-}
-
-void ZlibCompressor::WritePoststreamTail()
-{
- FixedSizeSecBlock<byte, 4> adler32;
- m_adler32.Final(adler32);
- AttachedTransformation()->Put(adler32, 4);
-}
-
-unsigned int ZlibCompressor::GetCompressionLevel() const
-{
- static const unsigned int deflateToCompressionLevel[] = {0, 1, 1, 1, 2, 2, 2, 2, 2, 3};
- return deflateToCompressionLevel[GetDeflateLevel()];
-}
-
-// *************************************************************
-
-ZlibDecompressor::ZlibDecompressor(BufferedTransformation *attachment, bool repeat, int propagation)
- : Inflator(attachment, repeat, propagation)
-{
-}
-
-void ZlibDecompressor::ProcessPrestreamHeader()
-{
- m_adler32.Restart();
-
- byte cmf;
- byte flags;
-
- if (!m_inQueue.Get(cmf) || !m_inQueue.Get(flags))
- throw HeaderErr();
-
- if ((cmf*256+flags) % 31 != 0)
- throw HeaderErr(); // if you hit this exception, you're probably trying to decompress invalid data
-
- if ((cmf & 0xf) != DEFLATE_METHOD)
- throw UnsupportedAlgorithm();
-
- if (flags & FDICT_FLAG)
- throw UnsupportedPresetDictionary();
-
- m_log2WindowSize = 8 + (cmf >> 4);
-}
-
-void ZlibDecompressor::ProcessDecompressedData(const byte *inString, size_t length)
-{
- AttachedTransformation()->Put(inString, length);
- m_adler32.Update(inString, length);
-}
-
-void ZlibDecompressor::ProcessPoststreamTail()
-{
- FixedSizeSecBlock<byte, 4> adler32;
- if (m_inQueue.Get(adler32, 4) != 4)
- throw Adler32Err();
- if (!m_adler32.Verify(adler32))
- throw Adler32Err();
-}
-
-NAMESPACE_END