public function testRipe160() { $data = array(array('somemessage123', '12fd01a7ec6b9ba23b3a5c16fbfab3ac19624a88'), array('', '9c1185a5c5e9fc54612808977ee8f548b2258d31'), array('0000', 'ab20e58c9eeb4776e719deff3158e26ca9edb636')); foreach ($data as $datum) { $this->assertSame($datum[1], Util::ripe160($datum[0])); } }
/** * Generates a Service Identification Number (SIN), see: * https://en.bitcoin.it/wiki/Identity_protocol_v1 * * @return SinKey * @throws \Exception */ public function generate() { if (is_null($this->publicKey)) { throw new \Exception('Public Key has not been set'); } $compressedValue = $this->publicKey; if (empty($compressedValue)) { throw new \Exception('The Public Key needs to be generated.'); } $step1 = Util::sha256(Util::binConv($compressedValue), true); $step2 = Util::ripe160($step1); $step3 = sprintf('%s%s%s', self::SIN_VERSION, self::SIN_TYPE, $step2); $step4 = Util::twoSha256(Util::binConv($step3), true); $step5 = substr(bin2hex($step4), 0, 8); $step6 = $step3 . $step5; $this->value = Base58::encode($step6); return $this; }