/**
* @param string $pos
* @return null|string
*/
public function getArgumentPublicKey($pos)
{
$content = Common::getPublicKey($this->getArgumentStringOrFileContent($pos));
$cryptTool = CryptTool::getInstance();
if (null !== $content) {
return $cryptTool->hex2bin($content);
}
return null;
}
public function testGetPublicKey()
{
$realPublicKey = Common::getPublicKey(Constants::myPublicKey);
$this->assertEquals($realPublicKey, Constants::myPublicKeyExtract, 'myPublicKey failed');
}
public function testEncryptImage()
{
$threemaIconContent = file_get_contents(dirname(__FILE__) . '/threema.jpg');
/** @noinspection PhpUnusedParameterInspection */
$this->doTest(function (CryptTool $cryptTool, $prefix) use($threemaIconContent) {
$privateKey = $cryptTool->hex2bin(Common::getPrivateKey(Constants::myPrivateKey));
$publicKey = $cryptTool->hex2bin(Common::getPublicKey(Constants::myPublicKey));
$otherPrivateKey = $cryptTool->hex2bin(Common::getPrivateKey(Constants::otherPrivateKey));
$otherPublicKey = $cryptTool->hex2bin(Common::getPublicKey(Constants::otherPublicKey));
$result = $cryptTool->encryptImage($threemaIconContent, $privateKey, $otherPublicKey);
$decryptedImage = $cryptTool->decryptImage($result->getData(), $publicKey, $otherPrivateKey, $result->getNonce());
$this->assertEquals($decryptedImage, $threemaIconContent, 'decryption of image failed');
});
}
