join::Hmacbuf Class Reference

HMAC stream buffer. More...

#include <hmac.hpp>

Inheritance diagram for join::Hmacbuf:

Collaboration diagram for join::Hmacbuf:

Public Member Functions
	Hmacbuf (const std::string &algo, const std::string &key)
	create HMAC stream buffer instance.
	Hmacbuf (const Hmacbuf &other)=delete
	copy constructor.
Hmacbuf &	operator= (const Hmacbuf &other)=delete
	copy assignment operator.
	Hmacbuf (Hmacbuf &&other)
	move constructor.
Hmacbuf &	operator= (Hmacbuf &&other)
	move assignment operator.
virtual	~Hmacbuf ()=default
	destroy HMAC stream buffer instance.
BytesArray	finalize ()
	get keyed-hash message authentication code.

Protected Member Functions
virtual int_type	overflow (int_type c=traits_type::eof()) override
	writes characters to the associated output sequence from the put area.

Protected Attributes
std::unique_ptr< char[]>	_buf
	internal buffer.
const EVP_MD *	_md
	message digest.
HmacCtxPtr	_ctx
	context.
std::string	_key
	key.

Static Protected Attributes
static const std::streamsize	_bufsize = 256
	internal buffer size.

Detailed Description

HMAC stream buffer.

Constructor & Destructor Documentation

Hmacbuf() [1/3]

Hmacbuf::Hmacbuf	(	const std::string &	algo,
		const std::string &	key )

create HMAC stream buffer instance.

Parameters

algo	the message digest algorithm used.
key	key.

Hmacbuf() [2/3]

join::Hmacbuf::Hmacbuf ( const Hmacbuf & other )

delete

copy constructor.

Parameters

other

other object to copy.

Hmacbuf() [3/3]

Hmacbuf::Hmacbuf

(

Hmacbuf &&

other

)

move constructor.

Parameters

other

other object to move.

~Hmacbuf()

virtual join::Hmacbuf::~Hmacbuf ( )

virtualdefault

destroy HMAC stream buffer instance.

Member Function Documentation

finalize()

BytesArray Hmacbuf::finalize

(

)

get keyed-hash message authentication code.

Returns

keyed-hash message authentication code.

operator=() [1/2]

Hmacbuf & join::Hmacbuf::operator= ( const Hmacbuf & other )

delete

copy assignment operator.

Parameters

other

other object to assign.

Returns

current object.

operator=() [2/2]

Hmacbuf & Hmacbuf::operator=

(

Hmacbuf &&

other

)

move assignment operator.

Parameters

other

other object to assign.

Returns

current object.

overflow()

Hmacbuf::int_type Hmacbuf::overflow ( int_type c = traits_type::eof () )

overrideprotectedvirtual

writes characters to the associated output sequence from the put area.

Parameters

c	the character to store in the put area.

Returns

EOF on failure, some other value on success.

Member Data Documentation

_buf

std::unique_ptr<char []> join::Hmacbuf::_buf

protected

internal buffer.

_bufsize

const std::streamsize join::Hmacbuf::_bufsize = 256

staticprotected

internal buffer size.

_ctx

HmacCtxPtr join::Hmacbuf::_ctx

protected

context.

_key

std::string join::Hmacbuf::_key

protected

key.

_md

const EVP_MD* join::Hmacbuf::_md

protected

message digest.

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

• crypto/include/join/hmac.hpp
• crypto/src/hmac.cpp