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Jeffrey Walton 2016-05-20 12:36:25 -04:00
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blake2.h
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@ -5,14 +5,14 @@
//! \file blake2.h //! \file blake2.h
//! \brief Classes for BLAKE2b and BLAKE2s message digests and keyed message digests //! \brief Classes for BLAKE2b and BLAKE2s message digests and keyed message digests
//! \details This implmentation follows Aumasson, Neves, Wilcox-O’Hearn and Winnerlein's //! \details This implmentation follows Aumasson, Neves, Wilcox-O'Hearn and Winnerlein's
//! <A HREF="http://blake2.net/blake2.pdf">BLAKE2: simpler, smaller, fast as MD5</A> (2013.01.29). //! <A HREF="http://blake2.net/blake2.pdf">BLAKE2: simpler, smaller, fast as MD5</A> (2013.01.29).
//! Static algorithm names return either "BLAKE2b" or "BLAKE2s". An object algorithm name follows //! Static algorithm name return either "BLAKE2b" or "BLAKE2s". An object algorithm name follows
//! the naming described in <A HREF="http://tools.ietf.org/html/rfc7693#section-4">RFC 7693, The //! the naming described in <A HREF="http://tools.ietf.org/html/rfc7693#section-4">RFC 7693, The
//! BLAKE2 Cryptographic Hash and Message Authentication Code (MAC)</A>. //! BLAKE2 Cryptographic Hash and Message Authentication Code (MAC)</A>.
//! \details The library provides specialized SSE2, SSE4 and NEON version of the BLAKE2 compression //! \details The library provides specialized SSE2, SSE4 and NEON version of the BLAKE2 compression
//! function. For best results under ARM NEON, specify both an architecture and cpu. For example: //! function. For best results under ARM NEON, specify both an architecture and cpu. For example:
//! <pre>export CXXFLAGS="-DNDEBUG -g2 -O3 -march=armv8-a+crc -mcpu=cortex-a53"</pre> //! <pre>CXXFLAGS="-DNDEBUG -march=armv8-a+crc -mcpu=cortex-a53 ..."</pre>
#ifndef CRYPTOPP_BLAKE2_H #ifndef CRYPTOPP_BLAKE2_H
#define CRYPTOPP_BLAKE2_H #define CRYPTOPP_BLAKE2_H
@ -221,8 +221,8 @@ protected:
void UncheckedSetKey(const byte* key, unsigned int length, const CryptoPP::NameValuePairs& params); void UncheckedSetKey(const byte* key, unsigned int length, const CryptoPP::NameValuePairs& params);
private: private:
FixedSizeAlignedSecBlock<State,sizeof(State),true> m_state; FixedSizeAlignedSecBlock<State,sizeof(State)> m_state;
FixedSizeAlignedSecBlock<ParameterBlock,sizeof(ParameterBlock),true> m_block; FixedSizeAlignedSecBlock<ParameterBlock,sizeof(ParameterBlock)> m_block;
AlignedSecByteBlock m_key; AlignedSecByteBlock m_key;
word32 m_digestSize; word32 m_digestSize;
bool m_treeMode; bool m_treeMode;
@ -234,7 +234,7 @@ private:
//! want a keyed hash, then use the constuctor that accpts the key as a parameter. //! want a keyed hash, then use the constuctor that accpts the key as a parameter.
//! Once a key and digest size are selected, its effectively immutable. The Restart() //! Once a key and digest size are selected, its effectively immutable. The Restart()
//! method that accepts a ParameterBlock does not allow you to change it. //! method that accepts a ParameterBlock does not allow you to change it.
//! \sa Aumasson, Neves, Wilcox-O’Hearn and Winnerlein's //! \sa Aumasson, Neves, Wilcox-O'Hearn and Winnerlein's
//! <A HREF="http://blake2.net/blake2.pdf">BLAKE2: simpler, smaller, fast as MD5</A> (2013.01.29). //! <A HREF="http://blake2.net/blake2.pdf">BLAKE2: simpler, smaller, fast as MD5</A> (2013.01.29).
class BLAKE2b : public BLAKE2_Base<word64, true> class BLAKE2b : public BLAKE2_Base<word64, true>
{ {
@ -269,7 +269,7 @@ public:
//! want a keyed hash, then use the constuctor that accpts the key as a parameter. //! want a keyed hash, then use the constuctor that accpts the key as a parameter.
//! Once a key and digest size are selected, its effectively immutable. The Restart() //! Once a key and digest size are selected, its effectively immutable. The Restart()
//! method that accepts a ParameterBlock does not allow you to change it. //! method that accepts a ParameterBlock does not allow you to change it.
//! \sa Aumasson, Neves, Wilcox-O’Hearn and Winnerlein's //! \sa Aumasson, Neves, Wilcox-O'Hearn and Winnerlein's
//! <A HREF="http://blake2.net/blake2.pdf">BLAKE2: simpler, smaller, fast as MD5</A> (2013.01.29). //! <A HREF="http://blake2.net/blake2.pdf">BLAKE2: simpler, smaller, fast as MD5</A> (2013.01.29).
class BLAKE2s : public BLAKE2_Base<word32, false> class BLAKE2s : public BLAKE2_Base<word32, false>
{ {