MadWizard\WebAuthn\Attestation\Fido\FidoAaguidExtension::getFidoAaguidExtensionValue()

Complexity

Conditions	4
Paths	5

Size

Total Lines	16
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	10
CRAP Score	4

Importance

Changes	1
Bugs	1	Features	0

<?php
    private static function getFidoAaguidExtensionValue(CertificateDetailsInterface $cert): ?Aaguid
    {
        $extension = $cert->getExtensionData(self::OID_FIDO_GEN_CE_AAGUID);
        if ($extension === null) {
            return null;
        }

        if ($extension->isCritical()) {
            throw new VerificationException('FIDO AAGUID extension must not be critical.');
        }

        try {
            $rawAaguid = UnspecifiedType::fromDER($extension->getValue()->getBinaryString())->asOctetString()->string();
            return new Aaguid(new ByteBuffer($rawAaguid));
        } catch (Exception $e) {
            throw new ParseException('Failed to parse AAGUID extension', 0, $e);
        }