Hmac Class Reference

PHP implementation of the RFC 2104 Hash based Message Authentication Code. More...

Static Public Member Functions
static	compute ($key, $hash, $data, $output=self::OUTPUT_STRING)
	Performs a HMAC computation given relevant details such as Key, Hashing algorithm, the data to compute MAC of, and an output format of String, or Binary.
static	getOutputSize ($hash, $output=self::OUTPUT_STRING)
	Get the output size according to the hash algorithm and the output format.
static	getSupportedAlgorithms ()
	Get the supported algorithm.
static	isSupported ($algorithm)
	Is the hash algorithm supported?
static	clearLastAlgorithmCache ()
	Clear the cache of last algorithm supported.

Public Attributes
const	OUTPUT_STRING = false
const	OUTPUT_BINARY = true

Static Protected Attributes
static	$lastAlgorithmSupported

Detailed Description

PHP implementation of the RFC 2104 Hash based Message Authentication Code.

Member Function Documentation

static clearLastAlgorithmCache ( )

static

Clear the cache of last algorithm supported.

static compute (   $key,   $hash,   $data,   $output = self::OUTPUT_STRING  )

static

Performs a HMAC computation given relevant details such as Key, Hashing algorithm, the data to compute MAC of, and an output format of String, or Binary.

Parameters

string	$key
string	$hash
string	$data
bool	$output

Exceptions

Exception\InvalidArgumentException

Returns

string

static getOutputSize (   $hash,   $output = self::OUTPUT_STRING  )

static

Get the output size according to the hash algorithm and the output format.

Parameters

string	$hash
bool	$output

Returns

int

static getSupportedAlgorithms ( )

static

Get the supported algorithm.

Returns

array

static isSupported (   $algorithm )

static

Is the hash algorithm supported?

Parameters

string

$algorithm

Returns

bool

Member Data Documentation

$lastAlgorithmSupported

staticprotected

const OUTPUT_BINARY = true

const OUTPUT_STRING = false