Port Kalyna to big-endian (Issue 411)
Tested on GCC110 from the GCC compile farm. Performance is comparable to AES on GCC110.pull/416/head
Jeffrey Walton
parent
c35e616cbf
commit
1d7dfc6927
191
kalyna.cpp
191
kalyna.cpp
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@ -4,9 +4,10 @@
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// Standard of Ukraine: The Kalyna Block Cipher" (http://eprint.iacr.org/2015/650.pdf). Second
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// was Roman Oliynykov and Oleksandr Kazymyrov's GitHub with the reference implementation
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// (http://github.com/Roman-Oliynykov/Kalyna-reference). The third and most utilized resource
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// was Keru Kuro's implementation of Kalyna in CppCrypto (http://sourceforge.net/projects/cppcrypto/).
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// Kuro has an outstanding implementation that performed better than the reference implementation
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// and out intial attempts.
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// was Keru Kuro's public domain implementation of Kalyna in CppCrypto
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// (http://sourceforge.net/projects/cppcrypto/). Kuro has an outstanding implementation that
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// performed better than the reference implementation and out intial attempts. The only downside
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// was the missing big endian port.
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#include "pch.h"
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#include "config.h"
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@ -20,7 +21,7 @@ NAMESPACE_BEGIN(CryptoPP)
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NAMESPACE_BEGIN(KalynaTab)
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// T can be shared between Kupyna and Kalyna; IT, S and IS are Kalyna specific
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extern const word64 T[8][256]; // Substitution
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extern const word64 T[8][256]; // Columns
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extern const word64 IT[8][256]; // Inverse
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extern const byte S[4][256]; // Substitution
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extern const byte IS[4][256]; // Inverse
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@ -31,10 +32,54 @@ NAMESPACE_END
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ANONYMOUS_NAMESPACE_BEGIN
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using CryptoPP::word64;
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using CryptoPP::KalynaTab::S;
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using CryptoPP::KalynaTab::T;
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using CryptoPP::KalynaTab::IS;
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using CryptoPP::KalynaTab::S;
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using CryptoPP::KalynaTab::IT;
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using CryptoPP::KalynaTab::IS;
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template <unsigned int NB>
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inline void MakeOddKey(const word64 evenkey[NB], word64 oddkey[NB])
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{
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#if defined(IS_BIG_ENDIAN)
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if (NB == 2)
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{
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oddkey[0] = (evenkey[1] << 8) | (evenkey[0] >> 56);
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oddkey[1] = (evenkey[0] << 8) | (evenkey[1] >> 56);
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}
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else if (NB == 4)
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{
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oddkey[0] = (evenkey[2] << 40) | (evenkey[1] >> 24);
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oddkey[1] = (evenkey[3] << 40) | (evenkey[2] >> 24);
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oddkey[2] = (evenkey[0] << 40) | (evenkey[3] >> 24);
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oddkey[3] = (evenkey[1] << 40) | (evenkey[0] >> 24);
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}
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else if (NB == 8)
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{
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oddkey[0] = (evenkey[3] << 40) | (evenkey[2] >> 24);
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oddkey[1] = (evenkey[4] << 40) | (evenkey[3] >> 24);
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oddkey[2] = (evenkey[5] << 40) | (evenkey[4] >> 24);
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oddkey[3] = (evenkey[6] << 40) | (evenkey[5] >> 24);
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oddkey[4] = (evenkey[7] << 40) | (evenkey[6] >> 24);
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oddkey[5] = (evenkey[0] << 40) | (evenkey[7] >> 24);
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oddkey[6] = (evenkey[1] << 40) | (evenkey[0] >> 24);
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oddkey[7] = (evenkey[2] << 40) | (evenkey[1] >> 24);
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}
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else
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{
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CRYPTOPP_ASSERT(0);
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}
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#else
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static const unsigned int S = (NB == 2) ? 16 : (NB == 4) ? 32 : (NB == 8) ? 64 : -1;
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static const unsigned int T = (NB == 2) ? 7 : (NB == 4) ? 11 : (NB == 8) ? 19 : -1;
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const byte* even = reinterpret_cast<const byte*>(evenkey);
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byte* odd = reinterpret_cast<byte*>(oddkey);
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memcpy(odd, even + T, S - T);
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memcpy(odd + S - T, even, T);
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#endif
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}
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template <unsigned int NB>
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inline void SwapBlocks(word64 k[NB])
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@ -362,19 +407,6 @@ inline void G512(const word64 x[8], word64 y[8], const word64 k[8])
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T[4][(byte)(x[3] >> 32)] ^ T[5][(byte)(x[2] >> 40)] ^ T[6][(byte)(x[1] >> 48)] ^ T[7][(byte)(x[0] >> 56)];
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}
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template <unsigned int NB>
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inline void MakeOddKey(const word64 evenkey[NB], word64 oddkey[NB])
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{
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static const unsigned int S = (NB == 2) ? 16 : (NB == 4) ? 32 : (NB == 8) ? 64 : -1;
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static const unsigned int T = (NB == 2) ? 7 : (NB == 4) ? 11 : (NB == 8) ? 19 : -1;
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const byte* even = reinterpret_cast<const byte*>(evenkey);
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byte* odd = reinterpret_cast<byte*>(oddkey);
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memcpy(odd, even + T, S - T);
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memcpy(odd + S - T, even, T);
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}
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ANONYMOUS_NAMESPACE_END
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NAMESPACE_BEGIN(CryptoPP)
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@ -562,7 +594,7 @@ void Kalyna::Base::SetKey_44(const word64 key[4])
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word64 *ks = m_wspace+0, *ksc = m_wspace+4, *t1 = m_wspace+8;
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word64 *t2 = m_wspace+12, *k = m_wspace+16;
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memset(t1, 0, 4*8);
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memset(t1, 0, 32);
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t1[0] = (256 + 256 + 64) / 64;
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AddKey<4>(t1, t2, key);
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@ -904,7 +936,18 @@ void Kalyna::Base::SetKey_88(const word64 key[8])
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void Kalyna::Base::ProcessBlock_22(const word64 inBlock[2], word64 outBlock[2]) const
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{
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word64 *t1 = m_wspace+0, *t2 = m_wspace+2;
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#if defined(IS_BIG_ENDIAN)
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word64 *t1 = m_wspace+0, *t2 = m_wspace+2, *msg = m_wspace+4;
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block block(inBlock);
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block(msg[0])(msg[1]);
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inBlock = msg;
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}
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#else
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word64 *t1 = outBlock, *t2 = m_wspace+2;
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#endif
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if (IsForwardTransformation())
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{
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AddKey<2>(inBlock, t1, m_rkeys);
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@ -935,12 +978,29 @@ void Kalyna::Base::ProcessBlock_22(const word64 inBlock[2], word64 outBlock[2])
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IGL128(t2, t1, &m_rkeys[0]);
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}
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memcpy(outBlock, t1, 16);
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#if defined(IS_BIG_ENDIAN)
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block block(t1);
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block(outBlock[0])(outBlock[1]);
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}
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#endif
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}
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void Kalyna::Base::ProcessBlock_24(const word64 inBlock[2], word64 outBlock[2]) const
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{
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word64 *t1 = m_wspace+0, *t2 = m_wspace+2;
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#if defined(IS_BIG_ENDIAN)
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word64 *t1 = m_wspace+0, *t2 = m_wspace+2, *msg = m_wspace+4;
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block block(inBlock);
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block(msg[0])(msg[1]);
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inBlock = msg;
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}
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#else
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word64 *t1 = outBlock, *t2 = m_wspace+2;
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#endif
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if (IsForwardTransformation())
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{
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AddKey<2>(inBlock, t1, m_rkeys);
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@ -979,12 +1039,29 @@ void Kalyna::Base::ProcessBlock_24(const word64 inBlock[2], word64 outBlock[2])
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IGL128(t2, t1, &m_rkeys[0]);
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}
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memcpy(outBlock, t1, 16);
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#if defined(IS_BIG_ENDIAN)
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block block(t1);
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block(outBlock[0])(outBlock[1]);
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}
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#endif
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}
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void Kalyna::Base::ProcessBlock_44(const word64 inBlock[4], word64 outBlock[4]) const
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{
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word64 *t1 = m_wspace+0, *t2 = m_wspace+4;
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#if defined(IS_BIG_ENDIAN)
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word64 *t1 = m_wspace+0, *t2 = m_wspace+4, *msg = m_wspace+8;
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block block(inBlock);
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block(msg[0])(msg[1])(msg[2])(msg[3]);
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inBlock = msg;
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}
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#else
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word64 *t1 = outBlock, *t2 = m_wspace+4;
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#endif
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if (IsForwardTransformation())
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{
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AddKey<4>(inBlock, t1, m_rkeys);
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@ -1023,13 +1100,27 @@ void Kalyna::Base::ProcessBlock_44(const word64 inBlock[4], word64 outBlock[4])
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IGL256(t2, t1, &m_rkeys[0]);
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}
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memcpy(outBlock, t1, 32);
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#if defined(IS_BIG_ENDIAN)
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block block(t1); block(outBlock[0])(outBlock[1])(outBlock[2])(outBlock[3]);
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}
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#endif
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}
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void Kalyna::Base::ProcessBlock_48(const word64 inBlock[4], word64 outBlock[4]) const
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{
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// word64 t1[4], t2[4];
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word64 *t1 = m_wspace+0, *t2 = m_wspace+4;
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#if defined(IS_BIG_ENDIAN)
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word64 *t1 = m_wspace+0, *t2 = m_wspace+4, *msg = m_wspace+8;
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block block(inBlock);
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block(msg[0])(msg[1])(msg[2])(msg[3]);
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inBlock = msg;
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}
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#else
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word64 *t1 = outBlock, *t2 = m_wspace+4;
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#endif
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if (IsForwardTransformation())
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{
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@ -1077,13 +1168,28 @@ void Kalyna::Base::ProcessBlock_48(const word64 inBlock[4], word64 outBlock[4])
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IGL256(t2, t1, &m_rkeys[0]);
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}
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memcpy(outBlock, t1, 32);
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#if defined(IS_BIG_ENDIAN)
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block block(t1);
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block(outBlock[0])(outBlock[1])(outBlock[2])(outBlock[3]);
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}
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#endif
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}
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void Kalyna::Base::ProcessBlock_88(const word64 inBlock[8], word64 outBlock[8]) const
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{
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// word64 t1[8], t2[8];
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word64 *t1 = m_wspace+0, *t2 = m_wspace+8;
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#if defined(IS_BIG_ENDIAN)
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word64 *t1 = m_wspace+0, *t2 = m_wspace+8, *msg = m_wspace+16;
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block block(inBlock);
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block(msg[0])(msg[1])(msg[2])(msg[3])(msg[4])(msg[5])(msg[6])(msg[7]);
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inBlock = msg;
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}
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#else
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word64 *t1 = outBlock, *t2 = m_wspace+8;
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#endif
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if (IsForwardTransformation())
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{
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@ -1131,7 +1237,14 @@ void Kalyna::Base::ProcessBlock_88(const word64 inBlock[8], word64 outBlock[8])
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IGL512(t2, t1, &m_rkeys[0]);
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}
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memcpy(outBlock, t1, 64);
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#if defined(IS_BIG_ENDIAN)
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block block(t1);
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block(outBlock[0])(outBlock[1])(outBlock[2])(outBlock[3])
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(outBlock[4])(outBlock[5])(outBlock[6])(outBlock[7]);
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}
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#endif
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}
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// *********************** Library routines *********************** //
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@ -1139,7 +1252,7 @@ void Kalyna::Base::ProcessBlock_88(const word64 inBlock[8], word64 outBlock[8])
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void Kalyna::Base::UncheckedSetKey(const byte *key, unsigned int keylen, const NameValuePairs ¶ms)
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{
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typedef GetBlock<word64, LittleEndian, false> Block;
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Block userkey(key);
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Block block(key);
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switch (keylen)
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{
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@ -1169,7 +1282,7 @@ void Kalyna::Base::UncheckedSetKey(const byte *key, unsigned int keylen, const N
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m_rkeys.New(11*2);
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m_wspace.New(2*6);
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userkey(m_mkey[0])(m_mkey[1]);
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block(m_mkey[0])(m_mkey[1]);
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SetKey_22(m_mkey.data());
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break;
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case (2 << 8) | 4: // 256 key, 128 block
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@ -1177,7 +1290,7 @@ void Kalyna::Base::UncheckedSetKey(const byte *key, unsigned int keylen, const N
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m_rkeys.New(15*2);
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m_wspace.New(6*2+4);
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userkey(m_mkey[0])(m_mkey[1])(m_mkey[2])(m_mkey[3]);
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block(m_mkey[0])(m_mkey[1])(m_mkey[2])(m_mkey[3]);
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SetKey_24(m_mkey.data());
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break;
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case (4 << 8) | 4: // 256 key, 256 block
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@ -1185,7 +1298,7 @@ void Kalyna::Base::UncheckedSetKey(const byte *key, unsigned int keylen, const N
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m_rkeys.New(15*4);
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m_wspace.New(5*4);
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userkey(m_mkey[0])(m_mkey[1])(m_mkey[2])(m_mkey[3]);
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block(m_mkey[0])(m_mkey[1])(m_mkey[2])(m_mkey[3]);
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SetKey_44(m_mkey.data());
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break;
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case (4 << 8) | 8: // 512 key, 256 block
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@ -1193,7 +1306,7 @@ void Kalyna::Base::UncheckedSetKey(const byte *key, unsigned int keylen, const N
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m_rkeys.New(19*4);
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m_wspace.New(6*4+8);
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userkey(m_mkey[0])(m_mkey[1])(m_mkey[2])(m_mkey[3])
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block(m_mkey[0])(m_mkey[1])(m_mkey[2])(m_mkey[3])
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(m_mkey[4])(m_mkey[5])(m_mkey[6])(m_mkey[7]);
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SetKey_48(m_mkey.data());
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break;
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@ -1202,7 +1315,7 @@ void Kalyna::Base::UncheckedSetKey(const byte *key, unsigned int keylen, const N
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m_rkeys.New(19*8);
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m_wspace.New(5*8);
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userkey(m_mkey[0])(m_mkey[1])(m_mkey[2])(m_mkey[3])
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block(m_mkey[0])(m_mkey[1])(m_mkey[2])(m_mkey[3])
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(m_mkey[4])(m_mkey[5])(m_mkey[6])(m_mkey[7]);
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SetKey_88(m_mkey.data());
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break;
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@ -1218,7 +1331,7 @@ void Kalyna::Base::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock,
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volatile word32 _u = 0;
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word32 u = _u;
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for (unsigned int i=0; i<COUNTOF(KalynaTab::S); i+=cacheLineSize)
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for (unsigned int i=0; i<256; i+=cacheLineSize)
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u &= *reinterpret_cast<const word32*>(KalynaTab::S+i);
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m_wspace[0] = u;
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