From 561f10539494ce6cba62d58dab2a6686e04c760b Mon Sep 17 00:00:00 2001
From: "madmaxoft@gmail.com"
 <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>
Date: Sat, 23 Mar 2013 20:53:08 +0000
Subject: CryptoPP: Pruned unused files

git-svn-id: http://mc-server.googlecode.com/svn/trunk@1304 0a769ca7-a7f5-676a-18bf-c427514a06d6
---
 CryptoPP/shark.cpp | 136 -----------------------------------------------------
 1 file changed, 136 deletions(-)
 delete mode 100644 CryptoPP/shark.cpp

(limited to 'CryptoPP/shark.cpp')

diff --git a/CryptoPP/shark.cpp b/CryptoPP/shark.cpp
deleted file mode 100644
index 361147e23..000000000
--- a/CryptoPP/shark.cpp
+++ /dev/null
@@ -1,136 +0,0 @@
-// shark.cpp - written and placed in the public domain by Wei Dai
-
-#include "pch.h"
-#include "shark.h"
-#include "misc.h"
-#include "modes.h"
-#include "gf256.h"
-
-NAMESPACE_BEGIN(CryptoPP)
-
-static word64 SHARKTransform(word64 a)
-{
-	static const byte iG[8][8] = {
-		0xe7, 0x30, 0x90, 0x85, 0xd0, 0x4b, 0x91, 0x41, 
-		0x53, 0x95, 0x9b, 0xa5, 0x96, 0xbc, 0xa1, 0x68, 
-		0x02, 0x45, 0xf7, 0x65, 0x5c, 0x1f, 0xb6, 0x52, 
-		0xa2, 0xca, 0x22, 0x94, 0x44, 0x63, 0x2a, 0xa2, 
-		0xfc, 0x67, 0x8e, 0x10, 0x29, 0x75, 0x85, 0x71, 
-		0x24, 0x45, 0xa2, 0xcf, 0x2f, 0x22, 0xc1, 0x0e, 
-		0xa1, 0xf1, 0x71, 0x40, 0x91, 0x27, 0x18, 0xa5, 
-		0x56, 0xf4, 0xaf, 0x32, 0xd2, 0xa4, 0xdc, 0x71, 
-	};
-
-	word64 result=0;
-	GF256 gf256(0xf5);
-	for (unsigned int i=0; i<8; i++)
-		for(unsigned int j=0; j<8; j++) 
-			result ^= word64(gf256.Multiply(iG[i][j], GF256::Element(a>>(56-8*j)))) << (56-8*i);
-	return result;
-}
-
-void SHARK::Base::UncheckedSetKey(const byte *key, unsigned int keyLen, const NameValuePairs &params)
-{
-	AssertValidKeyLength(keyLen);
-
-	m_rounds = GetRoundsAndThrowIfInvalid(params, this);
-	m_roundKeys.New(m_rounds+1);
-
-	// concatenate key enought times to fill a
-	for (unsigned int i=0; i<(m_rounds+1)*8; i++)
-		((byte *)m_roundKeys.begin())[i] = key[i%keyLen];
-
-	SHARK::Encryption e;
-	e.InitForKeySetup();
-	byte IV[8] = {0,0,0,0,0,0,0,0};
-	CFB_Mode_ExternalCipher::Encryption cfb(e, IV);
-
-	cfb.ProcessString((byte *)m_roundKeys.begin(), (m_rounds+1)*8);
-
-	ConditionalByteReverse(BIG_ENDIAN_ORDER, m_roundKeys.begin(), m_roundKeys.begin(), (m_rounds+1)*8);
-
-	m_roundKeys[m_rounds] = SHARKTransform(m_roundKeys[m_rounds]);
-
-	if (!IsForwardTransformation())
-	{
-		unsigned int i;
-
-		// transform encryption round keys into decryption round keys
-		for (i=0; i<m_rounds/2; i++)
-			std::swap(m_roundKeys[i], m_roundKeys[m_rounds-i]);
-
-		for (i=1; i<m_rounds; i++)
-			m_roundKeys[i] = SHARKTransform(m_roundKeys[i]);
-	}
-
-#ifdef IS_LITTLE_ENDIAN
-	m_roundKeys[0] = ByteReverse(m_roundKeys[0]);
-	m_roundKeys[m_rounds] = ByteReverse(m_roundKeys[m_rounds]);
-#endif
-}
-
-// construct an SHARK_Enc object with fixed round keys, to be used to initialize actual round keys
-void SHARK::Enc::InitForKeySetup()
-{
-	m_rounds = DEFAULT_ROUNDS;
-	m_roundKeys.New(DEFAULT_ROUNDS+1);
-
-	for (unsigned int i=0; i<DEFAULT_ROUNDS; i++)
-		m_roundKeys[i] = cbox[0][i];
-
-	m_roundKeys[DEFAULT_ROUNDS] = SHARKTransform(cbox[0][DEFAULT_ROUNDS]);
-
-#ifdef IS_LITTLE_ENDIAN
-	m_roundKeys[0] = ByteReverse(m_roundKeys[0]);
-	m_roundKeys[m_rounds] = ByteReverse(m_roundKeys[m_rounds]);
-#endif
-}
-
-typedef word64 ArrayOf256Word64s[256];
-
-template <const byte *sbox, const ArrayOf256Word64s *cbox>
-struct SharkProcessAndXorBlock{		// VC60 workaround: problem with template functions
-inline SharkProcessAndXorBlock(const word64 *roundKeys, unsigned int rounds, const byte *inBlock, const byte *xorBlock, byte *outBlock)
-{
-	word64 tmp = *(word64 *)inBlock ^ roundKeys[0];
-
-	ByteOrder order = GetNativeByteOrder();
-	tmp = cbox[0][GetByte(order, tmp, 0)] ^ cbox[1][GetByte(order, tmp, 1)] 
-		^ cbox[2][GetByte(order, tmp, 2)] ^ cbox[3][GetByte(order, tmp, 3)] 
-		^ cbox[4][GetByte(order, tmp, 4)] ^ cbox[5][GetByte(order, tmp, 5)] 
-		^ cbox[6][GetByte(order, tmp, 6)] ^ cbox[7][GetByte(order, tmp, 7)]
-		^ roundKeys[1];
-
-	for(unsigned int i=2; i<rounds; i++) 
-	{
-		tmp = cbox[0][GETBYTE(tmp, 7)] ^ cbox[1][GETBYTE(tmp, 6)] 
-			^ cbox[2][GETBYTE(tmp, 5)] ^ cbox[3][GETBYTE(tmp, 4)] 
-			^ cbox[4][GETBYTE(tmp, 3)] ^ cbox[5][GETBYTE(tmp, 2)] 
-			^ cbox[6][GETBYTE(tmp, 1)] ^ cbox[7][GETBYTE(tmp, 0)]
-			^ roundKeys[i];
-	}
-
-	PutBlock<byte, BigEndian>(xorBlock, outBlock)
-		(sbox[GETBYTE(tmp, 7)])
-		(sbox[GETBYTE(tmp, 6)])
-		(sbox[GETBYTE(tmp, 5)])
-		(sbox[GETBYTE(tmp, 4)])
-		(sbox[GETBYTE(tmp, 3)])
-		(sbox[GETBYTE(tmp, 2)])
-		(sbox[GETBYTE(tmp, 1)])
-		(sbox[GETBYTE(tmp, 0)]);
-
-	*(word64 *)outBlock ^= roundKeys[rounds];
-}};
-
-void SHARK::Enc::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
-{
-	SharkProcessAndXorBlock<sbox, cbox>(m_roundKeys, m_rounds, inBlock, xorBlock, outBlock);
-}
-
-void SHARK::Dec::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
-{
-	SharkProcessAndXorBlock<sbox, cbox>(m_roundKeys, m_rounds, inBlock, xorBlock, outBlock);
-}
-
-NAMESPACE_END
-- 
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