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https://github.com/shadps4-emu/ext-cryptopp.git
synced 2024-11-23 01:49:41 +00:00
Revert BlowfishCompat changes (PR #877)
This commit is contained in:
Jeffrey Walton
parent
dd005c4bc3
commit
b91ce07bfb
14
bfinit.cpp
14
bfinit.cpp
@ -3,18 +3,16 @@
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NAMESPACE_BEGIN(CryptoPP)
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template<class Info, class ByteOrder>
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const word32 Blowfish_Base<Info, ByteOrder>::p_init[Info::ROUNDS+2] =
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const word32 Blowfish::Base::p_init[Blowfish::ROUNDS+2] =
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{
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608135816U, 2242054355U, 320440878U, 57701188U,
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2752067618U, 698298832U, 137296536U, 3964562569U,
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1160258022U, 953160567U, 3193202383U, 887688300U,
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3232508343U, 3380367581U, 1065670069U, 3041331479U,
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2450970073U, 2306472731U
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};
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} ;
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template<class Info, class ByteOrder>
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const word32 Blowfish_Base<Info, ByteOrder>::s_init[4*256] = {
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const word32 Blowfish::Base::s_init[4*256] = {
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3509652390U, 2564797868U, 805139163U, 3491422135U,
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3101798381U, 1780907670U, 3128725573U, 4046225305U,
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614570311U, 3012652279U, 134345442U, 2240740374U,
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@ -276,10 +274,4 @@ const word32 Blowfish_Base<Info, ByteOrder>::s_init[4*256] = {
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3075367218U, 3463963227U, 1469046755U, 985887462U
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};
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template const word32 Blowfish_Base<Blowfish_Info, BigEndian>::p_init[Blowfish_Info::ROUNDS+2];
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template const word32 Blowfish_Base<Blowfish_Info, BigEndian>::s_init[4*256];
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template const word32 Blowfish_Base<BlowfishCompat_Info, LittleEndian>::p_init[BlowfishCompat_Info::ROUNDS+2];
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template const word32 Blowfish_Base<BlowfishCompat_Info, LittleEndian>::s_init[4*256];
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NAMESPACE_END
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44
blowfish.cpp
44
blowfish.cpp
@ -6,16 +6,9 @@
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NAMESPACE_BEGIN(CryptoPP)
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extern template const word32 Blowfish_Base<Blowfish_Info, BigEndian>::p_init[Blowfish_Info::ROUNDS+2];
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extern template const word32 Blowfish_Base<Blowfish_Info, BigEndian>::s_init[4*256];
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extern template const word32 Blowfish_Base<BlowfishCompat_Info, LittleEndian>::p_init[BlowfishCompat_Info::ROUNDS+2];
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extern template const word32 Blowfish_Base<BlowfishCompat_Info, LittleEndian>::s_init[4*256];
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template<class Info, class ByteOrder>
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void Blowfish_Base<Info, ByteOrder>::UncheckedSetKey(const byte *key_string, unsigned int keylength, const NameValuePairs &)
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void Blowfish::Base::UncheckedSetKey(const byte *key_string, unsigned int keylength, const NameValuePairs &)
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{
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this->AssertValidKeyLength(keylength);
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AssertValidKeyLength(keylength);
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unsigned i, j=0, k;
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word32 data, dspace[2] = {0, 0};
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@ -24,7 +17,7 @@ void Blowfish_Base<Info, ByteOrder>::UncheckedSetKey(const byte *key_string, uns
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memcpy(sbox, s_init, sizeof(s_init));
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// Xor key string into encryption key vector
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for (i=0 ; i<Info::ROUNDS+2 ; ++i)
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for (i=0 ; i<ROUNDS+2 ; ++i)
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{
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data = 0 ;
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for (k=0 ; k<4 ; ++k )
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@ -34,22 +27,21 @@ void Blowfish_Base<Info, ByteOrder>::UncheckedSetKey(const byte *key_string, uns
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crypt_block(dspace, pbox);
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for (i=0; i<Info::ROUNDS; i+=2)
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for (i=0; i<ROUNDS; i+=2)
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crypt_block(pbox+i, pbox+i+2);
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crypt_block(pbox+Info::ROUNDS, sbox);
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crypt_block(pbox+ROUNDS, sbox);
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for (i=0; i<4*256-2; i+=2)
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crypt_block(sbox+i, sbox+i+2);
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if (!this->IsForwardTransformation())
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for (i=0; i<(Info::ROUNDS+2)/2; i++)
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std::swap(pbox[i], pbox[Info::ROUNDS+1-i]);
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if (!IsForwardTransformation())
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for (i=0; i<(ROUNDS+2)/2; i++)
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std::swap(pbox[i], pbox[ROUNDS+1-i]);
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}
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// this version is only used to make pbox and sbox
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template<class Info, class ByteOrder>
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void Blowfish_Base<Info, ByteOrder>::crypt_block(const word32 in[2], word32 out[2]) const
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void Blowfish::Base::crypt_block(const word32 in[2], word32 out[2]) const
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{
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word32 left = in[0];
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word32 right = in[1];
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@ -59,7 +51,7 @@ void Blowfish_Base<Info, ByteOrder>::crypt_block(const word32 in[2], word32 out[
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left ^= p[0];
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for (unsigned i=0; i<Info::ROUNDS/2; i++)
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for (unsigned i=0; i<ROUNDS/2; i++)
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{
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right ^= (((s[GETBYTE(left,3)] + s[256+GETBYTE(left,2)])
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^ s[2*256+GETBYTE(left,1)]) + s[3*256+GETBYTE(left,0)])
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@ -70,16 +62,15 @@ void Blowfish_Base<Info, ByteOrder>::crypt_block(const word32 in[2], word32 out[
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^ p[2*i+2];
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}
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right ^= p[Info::ROUNDS+1];
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right ^= p[ROUNDS+1];
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out[0] = right;
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out[1] = left;
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}
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template<class Info, class ByteOrder>
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void Blowfish_Base<Info, ByteOrder>::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
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void Blowfish::Base::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
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{
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typedef BlockGetAndPut<word32, ByteOrder> Block;
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typedef BlockGetAndPut<word32, BigEndian> Block;
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word32 left, right;
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Block::Get(inBlock)(left)(right);
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@ -89,7 +80,7 @@ void Blowfish_Base<Info, ByteOrder>::ProcessAndXorBlock(const byte *inBlock, con
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left ^= p[0];
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for (unsigned i=0; i<Info::ROUNDS/2; i++)
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for (unsigned i=0; i<ROUNDS/2; i++)
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{
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right ^= (((s[GETBYTE(left,3)] + s[256+GETBYTE(left,2)])
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^ s[2*256+GETBYTE(left,1)]) + s[3*256+GETBYTE(left,0)])
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@ -100,12 +91,9 @@ void Blowfish_Base<Info, ByteOrder>::ProcessAndXorBlock(const byte *inBlock, con
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^ p[2*i+2];
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}
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right ^= p[Info::ROUNDS+1];
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right ^= p[ROUNDS+1];
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typename Block::Put(xorBlock, outBlock)(right)(left);
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Block::Put(xorBlock, outBlock)(right)(left);
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}
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template class Blowfish_Base<Blowfish_Info, BigEndian>;
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template class Blowfish_Base<BlowfishCompat_Info, LittleEndian>;
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NAMESPACE_END
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60
blowfish.h
60
blowfish.h
@ -11,25 +11,6 @@
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NAMESPACE_BEGIN(CryptoPP)
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/// \brief Class specific implementation and overrides used to operate the cipher.
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/// \details Implementations and overrides in \p Base apply to both \p ENCRYPTION and \p DECRYPTION directions
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template<class Info, class ByteOrder>
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class CRYPTOPP_NO_VTABLE Blowfish_Base : public BlockCipherImpl<Info>
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{
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public:
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void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
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void UncheckedSetKey(const byte *key_string, unsigned int keylength, const NameValuePairs ¶ms);
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private:
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void crypt_block(const word32 in[2], word32 out[2]) const;
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static const word32 p_init[Info::ROUNDS+2];
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static const word32 s_init[4*256];
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FixedSizeSecBlock<word32, Info::ROUNDS+2> pbox;
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FixedSizeSecBlock<word32, 4*256> sbox;
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};
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/// \brief Blowfish block cipher information
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struct Blowfish_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 4, 56>, public FixedRounds<16>
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{
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@ -40,31 +21,34 @@ struct Blowfish_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 4,
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/// \brief Blowfish block cipher
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/// \since Crypto++ 1.0
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struct Blowfish : public Blowfish_Info, public BlockCipherDocumentation
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class Blowfish : public Blowfish_Info, public BlockCipherDocumentation
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{
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typedef BlockCipherFinal<ENCRYPTION, Blowfish_Base<Blowfish_Info, BigEndian> > Encryption;
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typedef BlockCipherFinal<DECRYPTION, Blowfish_Base<Blowfish_Info, BigEndian> > Decryption;
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/// \brief Class specific implementation and overrides used to operate the cipher.
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/// \details Implementations and overrides in \p Base apply to both \p ENCRYPTION and \p DECRYPTION directions
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class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Blowfish_Info>
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{
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public:
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void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
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void UncheckedSetKey(const byte *key_string, unsigned int keylength, const NameValuePairs ¶ms);
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private:
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void crypt_block(const word32 in[2], word32 out[2]) const;
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static const word32 p_init[ROUNDS+2];
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static const word32 s_init[4*256];
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FixedSizeSecBlock<word32, ROUNDS+2> pbox;
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FixedSizeSecBlock<word32, 4*256> sbox;
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};
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public:
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typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;
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typedef BlockCipherFinal<DECRYPTION, Base> Decryption;
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};
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typedef Blowfish::Encryption BlowfishEncryption;
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typedef Blowfish::Decryption BlowfishDecryption;
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/// \brief BlowfishCompat block cipher information
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struct BlowfishCompat_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 4, 56>, public FixedRounds<16>
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{
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CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "BlowfishCompat";}
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};
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/// \brief BlowfishCompat block cipher
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struct BlowfishCompat : public BlowfishCompat_Info, public BlockCipherDocumentation
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{
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typedef BlockCipherFinal<ENCRYPTION, Blowfish_Base<BlowfishCompat_Info, LittleEndian> > Encryption;
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typedef BlockCipherFinal<DECRYPTION, Blowfish_Base<BlowfishCompat_Info, LittleEndian> > Decryption;
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};
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typedef BlowfishCompat::Encryption BlowfishCompatEncryption;
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typedef BlowfishCompat::Decryption BlowfishCompatDecryption;
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NAMESPACE_END
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#endif
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1
test.cpp
1
test.cpp
@ -1025,7 +1025,6 @@ bool Validate(int alg, bool thorough)
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case 101: result = ValidateSIMECK(); break;
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case 102: result = ValidateSIMON(); break;
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case 103: result = ValidateSPECK(); break;
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case 104: result = ValidateBlowfishCompat(); break;
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case 110: result = ValidateSHA3(); break;
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case 111: result = ValidateSHAKE(); break;
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@ -135,7 +135,6 @@ bool ValidateAll(bool thorough)
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pass=ValidateARC4() && pass;
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pass=ValidateRC5() && pass;
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pass=ValidateBlowfish() && pass;
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pass=ValidateBlowfishCompat() && pass;
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pass=ValidateThreeWay() && pass;
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pass=ValidateGOST() && pass;
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pass=ValidateSHARK() && pass;
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63
validat4.cpp
63
validat4.cpp
@ -1126,69 +1126,6 @@ bool ValidateBlowfish()
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return pass1 && pass2 && pass3;
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}
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bool ValidateBlowfishCompat()
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{
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std::cout << "\nBlowfishCompat validation suite running...\n\n";
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bool pass1 = true, pass2 = true, pass3 = true, fail;
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BlowfishCompatEncryption enc1; // 32 to 448-bits (4 to 56-bytes)
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pass1 = enc1.StaticGetValidKeyLength(3) == 4 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(4) == 4 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(5) == 5 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(8) == 8 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(16) == 16 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(24) == 24 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(32) == 32 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(56) == 56 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(57) == 56 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(60) == 56 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(64) == 56 && pass1;
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pass1 = enc1.StaticGetValidKeyLength(128) == 56 && pass1;
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BlowfishCompatDecryption dec1; // 32 to 448-bits (4 to 56-bytes)
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pass2 = dec1.StaticGetValidKeyLength(3) == 4 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(4) == 4 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(5) == 5 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(8) == 8 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(16) == 16 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(24) == 24 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(32) == 32 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(56) == 56 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(57) == 56 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(60) == 56 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(64) == 56 && pass2;
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pass2 = dec1.StaticGetValidKeyLength(128) == 56 && pass2;
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std::cout << (pass1 && pass2 ? "passed:" : "FAILED:") << " Algorithm key lengths\n";
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HexEncoder output(new FileSink(std::cout));
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const char *key[]={"abcdefghijklmnopqrstuvwxyz", "Who is John Galt?"};
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byte *plain[]={(byte *)"BLOWFISH", (byte *)"\xfe\xdc\xba\x98\x76\x54\x32\x10"};
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byte *cipher[]={(byte *)"\x82\x4d\x92\x0d\x00\x4d\x7e\xe3", (byte *)"\xd4\xf9\xb0\x06\xd3\x84\x92\x7e"};
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byte out[8], outplain[8];
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for (int i=0; i<2; i++)
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{
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ECB_Mode<BlowfishCompat>::Encryption enc2((byte *)key[i], strlen(key[i]));
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enc2.ProcessData(out, plain[i], 8);
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fail = memcmp(out, cipher[i], 8) != 0;
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ECB_Mode<BlowfishCompat>::Decryption dec2((byte *)key[i], strlen(key[i]));
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dec2.ProcessData(outplain, cipher[i], 8);
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fail = fail || memcmp(outplain, plain[i], 8);
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pass3 = pass3 && !fail;
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std::cout << (fail ? "FAILED " : "passed ");
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std::cout << '\"' << key[i] << '\"';
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for (int j=0; j<(signed int)(30-strlen(key[i])); j++)
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std::cout << ' ';
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output.Put(outplain, 8);
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std::cout << " ";
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output.Put(out, 8);
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std::cout << std::endl;
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}
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return pass1 && pass2 && pass3;
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}
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bool ValidateThreeWay()
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{
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std::cout << "\n3-WAY validation suite running...\n\n";
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