private function generateSignature($header, $payload, $algorithm, $secret)
{
if (!array_key_exists($algorithm, self::$supportedAlgorithm)) {
throw new \Exception('unsupported algorithm');
}
if (preg_match('/^HS/', $algorithm)) {
$signature = hash_hmac(self::$supportedAlgorithm[$algorithm], CBOREncoder::encode(array($header, $payload)), $secret, true);
} elseif (preg_match('/^RS/', $algorithm)) {
$signature = $this->encryptRsa(self::$supportedAlgorithm[$algorithm], CBOREncoder::encode(array($header, $payload)), $secret);
} else {
throw new \Exception('unsupported algorithm');
}
return $signature;
}
<?php
include "src/CBOR/CBOREncoder.php";
include "src/CBOR/CBORExceptions.php";
include "src/CBOR/Types/CBORByteString.php";
//target for encode
$target = array(true, array("variable1" => 100000, "variable2" => "Hello, World!", "Hello!"), 0.234, 0, null, 590834290589032580);
//encoded string
$encoded_data = \CBOR\CBOREncoder::encode($target);
//debug info output
$byte_arr = unpack("C*", $encoded_data);
echo "Byte hex map = " . implode(" ", array_map(function ($byte) {
return "0x" . strtoupper(dechex($byte));
}, $byte_arr)) . PHP_EOL;
echo "Byte dec map = " . implode(" ", $byte_arr) . PHP_EOL;
//decode
$decoded_variable = \CBOR\CBOREncoder::decode($encoded_data);
//output
var_dump($decoded_variable);
/**
* @param string $data
* @param string $format
* @param array $context
*
* @return mixed
*/
public function decode($data, $format, array $context = array())
{
return Encoder::decode($data);
}