abstract base class for key derivation function More...

#include <hkdf.h>

Inheritance diagram for KeyDerivationFunction:

Public Member Functions
virtual size_t	MaxDerivedKeyLength () const =0
	maximum number of bytes which can be produced under a secuirty context More...

virtual bool	Usesinfo () const =0

virtual unsigned int	DeriveKey (byte derived, size_t derivedLen, const byte secret, size_t secretLen, const byte salt, size_t saltLen, const byte info=NULL, size_t infoLen=0) const =0
	derive a key from secret More...

virtual	~KeyDerivationFunction ()

Detailed Description

abstract base class for key derivation function

Definition at line 18 of file hkdf.h.

Constructor & Destructor Documentation

virtual KeyDerivationFunction::~KeyDerivationFunction ( )

inlinevirtual

Definition at line 27 of file hkdf.h.

virtual unsigned int KeyDerivationFunction::DeriveKey	(	byte *	derived,
		size_t	derivedLen,
		const byte *	secret,
		size_t	secretLen,
		const byte *	salt,
		size_t	saltLen,
		const byte *	info = `NULL`,
		size_t	infoLen = `0`
	)		const

pure virtual

derive a key from secret

Implemented in HKDF< T >.

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virtual size_t KeyDerivationFunction::MaxDerivedKeyLength ( ) const

pure virtual

maximum number of bytes which can be produced under a secuirty context

Implemented in HKDF< T >.

virtual bool KeyDerivationFunction::Usesinfo ( ) const

pure virtual

Implemented in HKDF< T >.

The documentation for this class was generated from the following file: