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/3way.cpp | 139 ------------------------------------------------------
 1 file changed, 139 deletions(-)
 delete mode 100644 CryptoPP/3way.cpp

(limited to 'CryptoPP/3way.cpp')

diff --git a/CryptoPP/3way.cpp b/CryptoPP/3way.cpp
deleted file mode 100644
index 725b682ea..000000000
--- a/CryptoPP/3way.cpp
+++ /dev/null
@@ -1,139 +0,0 @@
-// 3way.cpp - modifed by Wei Dai from Joan Daemen's 3way.c
-// The original code and all modifications are in the public domain.
-
-#include "pch.h"
-#include "3way.h"
-#include "misc.h"
-
-NAMESPACE_BEGIN(CryptoPP)
-
-void ThreeWay_TestInstantiations()
-{
-	ThreeWay::Encryption x1;
-	ThreeWay::Decryption x2;
-}
-
-static const word32 START_E = 0x0b0b; // round constant of first encryption round
-static const word32 START_D = 0xb1b1; // round constant of first decryption round
-static const word32 RC_MODULUS = 0x11011;
-
-static inline word32 reverseBits(word32 a)
-{
-	a = ((a & 0xAAAAAAAA) >> 1) | ((a & 0x55555555) << 1);
-	a = ((a & 0xCCCCCCCC) >> 2) | ((a & 0x33333333) << 2);
-	return ((a & 0xF0F0F0F0) >> 4) | ((a & 0x0F0F0F0F) << 4);
-}
-
-#define mu(a0, a1, a2)				\
-{									\
-	a1 = reverseBits(a1);			\
-	word32 t = reverseBits(a0);		\
-	a0 = reverseBits(a2);			\
-	a2 = t;							\
-}
-
-#define pi_gamma_pi(a0, a1, a2)		\
-{									\
-	word32 b0, b2;					\
-	b2 = rotlFixed(a2, 1U);				\
-	b0 = rotlFixed(a0, 22U);				\
-	a0 = rotlFixed(b0 ^ (a1|(~b2)), 1U);	\
-	a2 = rotlFixed(b2 ^ (b0|(~a1)), 22U);\
-	a1 ^= (b2|(~b0));				\
-}
-
-// thanks to Paulo Barreto for this optimized theta()
-#define theta(a0, a1, a2)									\
-{ 															\
-	word32 b0, b1, c; 										\
-	c = a0 ^ a1 ^ a2; 										\
-	c = rotlFixed(c, 16U) ^ rotlFixed(c, 8U);				\
-	b0 = (a0 << 24) ^ (a2 >> 8) ^ (a1 << 8) ^ (a0 >> 24); 	\
-	b1 = (a1 << 24) ^ (a0 >> 8) ^ (a2 << 8) ^ (a1 >> 24); 	\
-	a0 ^= c ^ b0; 											\
-	a1 ^= c ^ b1; 											\
-	a2 ^= c ^ (b0 >> 16) ^ (b1 << 16); 						\
-}															
-
-#define rho(a0, a1, a2)			\
-{								\
-	theta(a0, a1, a2);			\
-	pi_gamma_pi(a0, a1, a2);	\
-}											
-
-void ThreeWay::Base::UncheckedSetKey(const byte *uk, unsigned int length, const NameValuePairs &params)
-{
-	AssertValidKeyLength(length);
-
-	m_rounds = GetRoundsAndThrowIfInvalid(params, this);
-
-	for (unsigned int i=0; i<3; i++)
-		m_k[i] = (word32)uk[4*i+3] | ((word32)uk[4*i+2]<<8) | ((word32)uk[4*i+1]<<16) | ((word32)uk[4*i]<<24);
-
-	if (!IsForwardTransformation())
-	{
-		theta(m_k[0], m_k[1], m_k[2]);
-		mu(m_k[0], m_k[1], m_k[2]);
-		m_k[0] = ByteReverse(m_k[0]);
-		m_k[1] = ByteReverse(m_k[1]);
-		m_k[2] = ByteReverse(m_k[2]);
-	}
-}
-
-void ThreeWay::Enc::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
-{
-	typedef BlockGetAndPut<word32, BigEndian> Block;
-
-	word32 a0, a1, a2;
-	Block::Get(inBlock)(a0)(a1)(a2);
-
-	word32 rc = START_E;
-
-	for(unsigned i=0; i<m_rounds; i++)
-	{
-		a0 ^= m_k[0] ^ (rc<<16);
-		a1 ^= m_k[1];
-		a2 ^= m_k[2] ^ rc;
-		rho(a0, a1, a2);
-
-		rc <<= 1;
-		if (rc&0x10000) rc ^= 0x11011;
-	}
-	a0 ^= m_k[0] ^ (rc<<16);
-	a1 ^= m_k[1];
-	a2 ^= m_k[2] ^ rc;
-	theta(a0, a1, a2);
-
-	Block::Put(xorBlock, outBlock)(a0)(a1)(a2);
-}
-
-void ThreeWay::Dec::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
-{
-	typedef BlockGetAndPut<word32, LittleEndian> Block;
-
-	word32 a0, a1, a2;
-	Block::Get(inBlock)(a0)(a1)(a2);
-
-	word32 rc = START_D;
-
-	mu(a0, a1, a2);
-	for(unsigned i=0; i<m_rounds; i++)
-	{
-		a0 ^= m_k[0] ^ (rc<<16);
-		a1 ^= m_k[1];
-		a2 ^= m_k[2] ^ rc;
-		rho(a0, a1, a2);
-
-		rc <<= 1;
-		if (rc&0x10000) rc ^= 0x11011;
-	}
-	a0 ^= m_k[0] ^ (rc<<16);
-	a1 ^= m_k[1];
-	a2 ^= m_k[2] ^ rc;
-	theta(a0, a1, a2);
-	mu(a0, a1, a2);
-
-	Block::Put(xorBlock, outBlock)(a0)(a1)(a2);
-}
-
-NAMESPACE_END
-- 
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