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author | Jeffrey Walton <noloader@gmail.com> | 2015-11-05 01:59:46 -0500 |
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committer | Jeffrey Walton <noloader@gmail.com> | 2015-11-05 01:59:46 -0500 |
commit | 48809d4e85c125814425c621d8d0d89f95405924 (patch) | |
tree | 1010fd16c4b1199f3d27dd726dda241a2bd29f83 /des.h | |
parent | 025337a94aceb75d188149db70c2094673772816 (diff) | |
download | cryptopp-git-48809d4e85c125814425c621d8d0d89f95405924.tar.gz |
CRYPTOPP 5.6.3 RC6 checkin
Diffstat (limited to 'des.h')
-rw-r--r-- | des.h | 288 |
1 files changed, 144 insertions, 144 deletions
@@ -1,144 +1,144 @@ -#ifndef CRYPTOPP_DES_H -#define CRYPTOPP_DES_H - -/** \file -*/ - -#include "seckey.h" -#include "secblock.h" - -NAMESPACE_BEGIN(CryptoPP) - -class CRYPTOPP_DLL RawDES -{ -public: - void RawSetKey(CipherDir direction, const byte *userKey); - void RawProcessBlock(word32 &l, word32 &r) const; - -protected: - static const word32 Spbox[8][64]; - - FixedSizeSecBlock<word32, 32> k; -}; - -//! _ -struct DES_Info : public FixedBlockSize<8>, public FixedKeyLength<8> -{ - // disable DES in DLL version by not exporting this function - static const char * StaticAlgorithmName() {return "DES";} -}; - -/// <a href="http://www.weidai.com/scan-mirror/cs.html#DES">DES</a> -/*! The DES implementation in Crypto++ ignores the parity bits - (the least significant bits of each byte) in the key. However - you can use CheckKeyParityBits() and CorrectKeyParityBits() to - check or correct the parity bits if you wish. */ -class DES : public DES_Info, public BlockCipherDocumentation -{ - class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<DES_Info>, public RawDES - { - public: - void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms); - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - }; - -public: - //! check DES key parity bits - static bool CheckKeyParityBits(const byte *key); - //! correct DES key parity bits - static void CorrectKeyParityBits(byte *key); - - typedef BlockCipherFinal<ENCRYPTION, Base> Encryption; - typedef BlockCipherFinal<DECRYPTION, Base> Decryption; -}; - -//! _ -struct DES_EDE2_Info : public FixedBlockSize<8>, public FixedKeyLength<16> -{ - CRYPTOPP_DLL static const char * CRYPTOPP_API StaticAlgorithmName() {return "DES-EDE2";} -}; - -/// <a href="http://www.weidai.com/scan-mirror/cs.html#DESede">DES-EDE2</a> -class DES_EDE2 : public DES_EDE2_Info, public BlockCipherDocumentation -{ - class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<DES_EDE2_Info> - { - public: - void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms); - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - - protected: - RawDES m_des1, m_des2; - }; - -public: - typedef BlockCipherFinal<ENCRYPTION, Base> Encryption; - typedef BlockCipherFinal<DECRYPTION, Base> Decryption; -}; - -//! _ -struct DES_EDE3_Info : public FixedBlockSize<8>, public FixedKeyLength<24> -{ - CRYPTOPP_DLL static const char * CRYPTOPP_API StaticAlgorithmName() {return "DES-EDE3";} -}; - -/// <a href="http://www.weidai.com/scan-mirror/cs.html#DESede">DES-EDE3</a> -class DES_EDE3 : public DES_EDE3_Info, public BlockCipherDocumentation -{ - class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<DES_EDE3_Info> - { - public: - void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms); - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - - protected: - RawDES m_des1, m_des2, m_des3; - }; - -public: - typedef BlockCipherFinal<ENCRYPTION, Base> Encryption; - typedef BlockCipherFinal<DECRYPTION, Base> Decryption; -}; - -//! _ -struct DES_XEX3_Info : public FixedBlockSize<8>, public FixedKeyLength<24> -{ - static const char *StaticAlgorithmName() {return "DES-XEX3";} -}; - -/// <a href="http://www.weidai.com/scan-mirror/cs.html#DESX">DES-XEX3</a>, AKA DESX -class DES_XEX3 : public DES_XEX3_Info, public BlockCipherDocumentation -{ - class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<DES_XEX3_Info> - { - public: - void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms); - void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; - - protected: - FixedSizeSecBlock<byte, BLOCKSIZE> m_x1, m_x3; - // VS2005 workaround: calling modules compiled with /clr gets unresolved external symbol DES::Base::ProcessAndXorBlock - // if we use DES::Encryption here directly without value_ptr. - value_ptr<DES::Encryption> m_des; - }; - -public: - typedef BlockCipherFinal<ENCRYPTION, Base> Encryption; - typedef BlockCipherFinal<DECRYPTION, Base> Decryption; -}; - -typedef DES::Encryption DESEncryption; -typedef DES::Decryption DESDecryption; - -typedef DES_EDE2::Encryption DES_EDE2_Encryption; -typedef DES_EDE2::Decryption DES_EDE2_Decryption; - -typedef DES_EDE3::Encryption DES_EDE3_Encryption; -typedef DES_EDE3::Decryption DES_EDE3_Decryption; - -typedef DES_XEX3::Encryption DES_XEX3_Encryption; -typedef DES_XEX3::Decryption DES_XEX3_Decryption; - -NAMESPACE_END - -#endif +#ifndef CRYPTOPP_DES_H
+#define CRYPTOPP_DES_H
+
+/** \file
+*/
+
+#include "seckey.h"
+#include "secblock.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+class CRYPTOPP_DLL RawDES
+{
+public:
+ void RawSetKey(CipherDir direction, const byte *userKey);
+ void RawProcessBlock(word32 &l, word32 &r) const;
+
+protected:
+ static const word32 Spbox[8][64];
+
+ FixedSizeSecBlock<word32, 32> k;
+};
+
+//! _
+struct DES_Info : public FixedBlockSize<8>, public FixedKeyLength<8>
+{
+ // disable DES in DLL version by not exporting this function
+ static const char * StaticAlgorithmName() {return "DES";}
+};
+
+/// <a href="http://www.weidai.com/scan-mirror/cs.html#DES">DES</a>
+/*! The DES implementation in Crypto++ ignores the parity bits
+ (the least significant bits of each byte) in the key. However
+ you can use CheckKeyParityBits() and CorrectKeyParityBits() to
+ check or correct the parity bits if you wish. */
+class DES : public DES_Info, public BlockCipherDocumentation
+{
+ class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<DES_Info>, public RawDES
+ {
+ public:
+ void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms);
+ void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+ };
+
+public:
+ //! check DES key parity bits
+ static bool CheckKeyParityBits(const byte *key);
+ //! correct DES key parity bits
+ static void CorrectKeyParityBits(byte *key);
+
+ typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;
+ typedef BlockCipherFinal<DECRYPTION, Base> Decryption;
+};
+
+//! _
+struct DES_EDE2_Info : public FixedBlockSize<8>, public FixedKeyLength<16>
+{
+ CRYPTOPP_DLL static const char * CRYPTOPP_API StaticAlgorithmName() {return "DES-EDE2";}
+};
+
+/// <a href="http://www.weidai.com/scan-mirror/cs.html#DESede">DES-EDE2</a>
+class DES_EDE2 : public DES_EDE2_Info, public BlockCipherDocumentation
+{
+ class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<DES_EDE2_Info>
+ {
+ public:
+ void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms);
+ void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+
+ protected:
+ RawDES m_des1, m_des2;
+ };
+
+public:
+ typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;
+ typedef BlockCipherFinal<DECRYPTION, Base> Decryption;
+};
+
+//! _
+struct DES_EDE3_Info : public FixedBlockSize<8>, public FixedKeyLength<24>
+{
+ CRYPTOPP_DLL static const char * CRYPTOPP_API StaticAlgorithmName() {return "DES-EDE3";}
+};
+
+/// <a href="http://www.weidai.com/scan-mirror/cs.html#DESede">DES-EDE3</a>
+class DES_EDE3 : public DES_EDE3_Info, public BlockCipherDocumentation
+{
+ class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<DES_EDE3_Info>
+ {
+ public:
+ void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms);
+ void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+
+ protected:
+ RawDES m_des1, m_des2, m_des3;
+ };
+
+public:
+ typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;
+ typedef BlockCipherFinal<DECRYPTION, Base> Decryption;
+};
+
+//! _
+struct DES_XEX3_Info : public FixedBlockSize<8>, public FixedKeyLength<24>
+{
+ static const char *StaticAlgorithmName() {return "DES-XEX3";}
+};
+
+/// <a href="http://www.weidai.com/scan-mirror/cs.html#DESX">DES-XEX3</a>, AKA DESX
+class DES_XEX3 : public DES_XEX3_Info, public BlockCipherDocumentation
+{
+ class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<DES_XEX3_Info>
+ {
+ public:
+ void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms);
+ void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+
+ protected:
+ FixedSizeSecBlock<byte, BLOCKSIZE> m_x1, m_x3;
+ // VS2005 workaround: calling modules compiled with /clr gets unresolved external symbol DES::Base::ProcessAndXorBlock
+ // if we use DES::Encryption here directly without value_ptr.
+ value_ptr<DES::Encryption> m_des;
+ };
+
+public:
+ typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;
+ typedef BlockCipherFinal<DECRYPTION, Base> Decryption;
+};
+
+typedef DES::Encryption DESEncryption;
+typedef DES::Decryption DESDecryption;
+
+typedef DES_EDE2::Encryption DES_EDE2_Encryption;
+typedef DES_EDE2::Decryption DES_EDE2_Decryption;
+
+typedef DES_EDE3::Encryption DES_EDE3_Encryption;
+typedef DES_EDE3::Decryption DES_EDE3_Decryption;
+
+typedef DES_XEX3::Encryption DES_XEX3_Encryption;
+typedef DES_XEX3::Decryption DES_XEX3_Decryption;
+
+NAMESPACE_END
+
+#endif
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