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authormadmaxoft <github@xoft.cz>2014-01-22 22:26:40 +0100
committermadmaxoft <github@xoft.cz>2014-01-22 22:26:40 +0100
commit34f13d589a2ebbcae9230732c7a763b3cdd88b41 (patch)
tree4f7bad4f90ca8f7a896d83951804f0207082cafb /lib/cryptopp/seckey.h
parentReplacing CryptoPP with PolarSSL. (diff)
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Diffstat (limited to 'lib/cryptopp/seckey.h')
-rw-r--r--lib/cryptopp/seckey.h221
1 files changed, 0 insertions, 221 deletions
diff --git a/lib/cryptopp/seckey.h b/lib/cryptopp/seckey.h
deleted file mode 100644
index 35046a61b..000000000
--- a/lib/cryptopp/seckey.h
+++ /dev/null
@@ -1,221 +0,0 @@
-// seckey.h - written and placed in the public domain by Wei Dai
-
-// This file contains helper classes/functions for implementing secret key algorithms.
-
-#ifndef CRYPTOPP_SECKEY_H
-#define CRYPTOPP_SECKEY_H
-
-#include "cryptlib.h"
-#include "misc.h"
-#include "simple.h"
-
-NAMESPACE_BEGIN(CryptoPP)
-
-inline CipherDir ReverseCipherDir(CipherDir dir)
-{
- return (dir == ENCRYPTION) ? DECRYPTION : ENCRYPTION;
-}
-
-//! to be inherited by block ciphers with fixed block size
-template <unsigned int N>
-class FixedBlockSize
-{
-public:
- CRYPTOPP_CONSTANT(BLOCKSIZE = N)
-};
-
-// ************** rounds ***************
-
-//! to be inherited by ciphers with fixed number of rounds
-template <unsigned int R>
-class FixedRounds
-{
-public:
- CRYPTOPP_CONSTANT(ROUNDS = R)
-};
-
-//! to be inherited by ciphers with variable number of rounds
-template <unsigned int D, unsigned int N=1, unsigned int M=INT_MAX> // use INT_MAX here because enums are treated as signed ints
-class VariableRounds
-{
-public:
- CRYPTOPP_CONSTANT(DEFAULT_ROUNDS = D)
- CRYPTOPP_CONSTANT(MIN_ROUNDS = N)
- CRYPTOPP_CONSTANT(MAX_ROUNDS = M)
- static unsigned int StaticGetDefaultRounds(size_t keylength) {return DEFAULT_ROUNDS;}
-
-protected:
- inline void ThrowIfInvalidRounds(int rounds, const Algorithm *alg)
- {
- if (rounds < MIN_ROUNDS || rounds > MAX_ROUNDS)
- throw InvalidRounds(alg->AlgorithmName(), rounds);
- }
-
- inline unsigned int GetRoundsAndThrowIfInvalid(const NameValuePairs &param, const Algorithm *alg)
- {
- int rounds = param.GetIntValueWithDefault("Rounds", DEFAULT_ROUNDS);
- ThrowIfInvalidRounds(rounds, alg);
- return (unsigned int)rounds;
- }
-};
-
-// ************** key length ***************
-
-//! to be inherited by keyed algorithms with fixed key length
-template <unsigned int N, unsigned int IV_REQ = SimpleKeyingInterface::NOT_RESYNCHRONIZABLE, unsigned int IV_L = 0>
-class FixedKeyLength
-{
-public:
- CRYPTOPP_CONSTANT(KEYLENGTH=N)
- CRYPTOPP_CONSTANT(MIN_KEYLENGTH=N)
- CRYPTOPP_CONSTANT(MAX_KEYLENGTH=N)
- CRYPTOPP_CONSTANT(DEFAULT_KEYLENGTH=N)
- CRYPTOPP_CONSTANT(IV_REQUIREMENT = IV_REQ)
- CRYPTOPP_CONSTANT(IV_LENGTH = IV_L)
- static size_t CRYPTOPP_API StaticGetValidKeyLength(size_t) {return KEYLENGTH;}
-};
-
-/// support query of variable key length, template parameters are default, min, max, multiple (default multiple 1)
-template <unsigned int D, unsigned int N, unsigned int M, unsigned int Q = 1, unsigned int IV_REQ = SimpleKeyingInterface::NOT_RESYNCHRONIZABLE, unsigned int IV_L = 0>
-class VariableKeyLength
-{
- // make these private to avoid Doxygen documenting them in all derived classes
- CRYPTOPP_COMPILE_ASSERT(Q > 0);
- CRYPTOPP_COMPILE_ASSERT(N % Q == 0);
- CRYPTOPP_COMPILE_ASSERT(M % Q == 0);
- CRYPTOPP_COMPILE_ASSERT(N < M);
- CRYPTOPP_COMPILE_ASSERT(D >= N);
- CRYPTOPP_COMPILE_ASSERT(M >= D);
-
-public:
- CRYPTOPP_CONSTANT(MIN_KEYLENGTH=N)
- CRYPTOPP_CONSTANT(MAX_KEYLENGTH=M)
- CRYPTOPP_CONSTANT(DEFAULT_KEYLENGTH=D)
- CRYPTOPP_CONSTANT(KEYLENGTH_MULTIPLE=Q)
- CRYPTOPP_CONSTANT(IV_REQUIREMENT=IV_REQ)
- CRYPTOPP_CONSTANT(IV_LENGTH=IV_L)
-
- static size_t CRYPTOPP_API StaticGetValidKeyLength(size_t n)
- {
- if (n < (size_t)MIN_KEYLENGTH)
- return MIN_KEYLENGTH;
- else if (n > (size_t)MAX_KEYLENGTH)
- return (size_t)MAX_KEYLENGTH;
- else
- {
- n += KEYLENGTH_MULTIPLE-1;
- return n - n%KEYLENGTH_MULTIPLE;
- }
- }
-};
-
-/// support query of key length that's the same as another class
-template <class T, unsigned int IV_REQ = SimpleKeyingInterface::NOT_RESYNCHRONIZABLE, unsigned int IV_L = 0>
-class SameKeyLengthAs
-{
-public:
- CRYPTOPP_CONSTANT(MIN_KEYLENGTH=T::MIN_KEYLENGTH)
- CRYPTOPP_CONSTANT(MAX_KEYLENGTH=T::MAX_KEYLENGTH)
- CRYPTOPP_CONSTANT(DEFAULT_KEYLENGTH=T::DEFAULT_KEYLENGTH)
- CRYPTOPP_CONSTANT(IV_REQUIREMENT=IV_REQ)
- CRYPTOPP_CONSTANT(IV_LENGTH=IV_L)
-
- static size_t CRYPTOPP_API StaticGetValidKeyLength(size_t keylength)
- {return T::StaticGetValidKeyLength(keylength);}
-};
-
-// ************** implementation helper for SimpleKeyed ***************
-
-//! _
-template <class BASE, class INFO = BASE>
-class CRYPTOPP_NO_VTABLE SimpleKeyingInterfaceImpl : public BASE
-{
-public:
- size_t MinKeyLength() const {return INFO::MIN_KEYLENGTH;}
- size_t MaxKeyLength() const {return (size_t)INFO::MAX_KEYLENGTH;}
- size_t DefaultKeyLength() const {return INFO::DEFAULT_KEYLENGTH;}
- size_t GetValidKeyLength(size_t n) const {return INFO::StaticGetValidKeyLength(n);}
- SimpleKeyingInterface::IV_Requirement IVRequirement() const {return (SimpleKeyingInterface::IV_Requirement)INFO::IV_REQUIREMENT;}
- unsigned int IVSize() const {return INFO::IV_LENGTH;}
-};
-
-template <class INFO, class BASE = BlockCipher>
-class CRYPTOPP_NO_VTABLE BlockCipherImpl : public AlgorithmImpl<SimpleKeyingInterfaceImpl<TwoBases<BASE, INFO> > >
-{
-public:
- unsigned int BlockSize() const {return this->BLOCKSIZE;}
-};
-
-//! _
-template <CipherDir DIR, class BASE>
-class BlockCipherFinal : public ClonableImpl<BlockCipherFinal<DIR, BASE>, BASE>
-{
-public:
- BlockCipherFinal() {}
- BlockCipherFinal(const byte *key)
- {this->SetKey(key, this->DEFAULT_KEYLENGTH);}
- BlockCipherFinal(const byte *key, size_t length)
- {this->SetKey(key, length);}
- BlockCipherFinal(const byte *key, size_t length, unsigned int rounds)
- {this->SetKeyWithRounds(key, length, rounds);}
-
- bool IsForwardTransformation() const {return DIR == ENCRYPTION;}
-};
-
-//! _
-template <class BASE, class INFO = BASE>
-class MessageAuthenticationCodeImpl : public AlgorithmImpl<SimpleKeyingInterfaceImpl<BASE, INFO>, INFO>
-{
-};
-
-//! _
-template <class BASE>
-class MessageAuthenticationCodeFinal : public ClonableImpl<MessageAuthenticationCodeFinal<BASE>, MessageAuthenticationCodeImpl<BASE> >
-{
-public:
- MessageAuthenticationCodeFinal() {}
- MessageAuthenticationCodeFinal(const byte *key)
- {this->SetKey(key, this->DEFAULT_KEYLENGTH);}
- MessageAuthenticationCodeFinal(const byte *key, size_t length)
- {this->SetKey(key, length);}
-};
-
-// ************** documentation ***************
-
-//! These objects usually should not be used directly. See CipherModeDocumentation instead.
-/*! Each class derived from this one defines two types, Encryption and Decryption,
- both of which implement the BlockCipher interface. */
-struct BlockCipherDocumentation
-{
- //! implements the BlockCipher interface
- typedef BlockCipher Encryption;
- //! implements the BlockCipher interface
- typedef BlockCipher Decryption;
-};
-
-/*! \brief Each class derived from this one defines two types, Encryption and Decryption,
- both of which implement the SymmetricCipher interface. Two types of classes derive
- from this class: stream ciphers and block cipher modes. Stream ciphers can be used
- alone, cipher mode classes need to be used with a block cipher. See CipherModeDocumentation
- for more for information about using cipher modes and block ciphers. */
-struct SymmetricCipherDocumentation
-{
- //! implements the SymmetricCipher interface
- typedef SymmetricCipher Encryption;
- //! implements the SymmetricCipher interface
- typedef SymmetricCipher Decryption;
-};
-
-/*! \brief Each class derived from this one defines two types, Encryption and Decryption,
- both of which implement the AuthenticatedSymmetricCipher interface. */
-struct AuthenticatedSymmetricCipherDocumentation
-{
- //! implements the AuthenticatedSymmetricCipher interface
- typedef AuthenticatedSymmetricCipher Encryption;
- //! implements the AuthenticatedSymmetricCipher interface
- typedef AuthenticatedSymmetricCipher Decryption;
-};
-
-NAMESPACE_END
-
-#endif