public function toPEM()
{
if ($this->isPublic()) {
$der = ASN1::encodeDER(ASN1::SEQUENCE, ASN1::encodeDER(ASN1::SEQUENCE, ASN1::encodeDER(ASN1::OID, ASN1::encodeOID(self::OID)) . ASN1::encodeDER(ASN1::NULL_TYPE), false) . ASN1::encodeDER(ASN1::BIT_STRING, chr(0x0) . ASN1::encodeDER(ASN1::SEQUENCE, ASN1::encodeDER(ASN1::INTEGER_TYPE, Util::base64url_decode($this->data['n'])) . ASN1::encodeDER(ASN1::INTEGER_TYPE, Util::base64url_decode($this->data['e'])), false)), false);
return wordwrap("-----BEGIN PUBLIC KEY-----\n" . base64_encode($der) . "\n-----END PUBLIC KEY-----\n", 64, "\n", true);
} else {
$der = ASN1::encodeDER(ASN1::SEQUENCE, ASN1::encodeDER(ASN1::INTEGER_TYPE, chr(0)) . ASN1::encodeDER(ASN1::INTEGER_TYPE, Util::base64url_decode($this->data['n'])) . ASN1::encodeDER(ASN1::INTEGER_TYPE, Util::base64url_decode($this->data['e'])) . ASN1::encodeDER(ASN1::INTEGER_TYPE, Util::base64url_decode($this->data['d'])) . ASN1::encodeDER(ASN1::INTEGER_TYPE, Util::base64url_decode($this->data['p'])) . ASN1::encodeDER(ASN1::INTEGER_TYPE, Util::base64url_decode($this->data['q'])) . ASN1::encodeDER(ASN1::INTEGER_TYPE, Util::base64url_decode($this->data['dp'])) . ASN1::encodeDER(ASN1::INTEGER_TYPE, Util::base64url_decode($this->data['dq'])) . ASN1::encodeDER(ASN1::INTEGER_TYPE, Util::base64url_decode($this->data['qi'])), false);
return wordwrap("-----BEGIN RSA PRIVATE KEY-----\n" . base64_encode($der) . "\n-----END RSA PRIVATE KEY-----\n", 64, "\n", true);
}
}
public function toPEM()
{
$oid = $this->getOID($this->data['crv']);
if ($oid == null) {
throw new KeyException('Unrecognised EC curve');
}
if ($this->isPublic()) {
$der = ASN1::encodeDER(ASN1::SEQUENCE, ASN1::encodeDER(ASN1::SEQUENCE, ASN1::encodeDER(ASN1::OID, ASN1::encodeOID(self::EC_OID)) . ASN1::encodeDER(ASN1::OID, ASN1::encodeOID($oid)), false) . ASN1::encodeDER(ASN1::BIT_STRING, chr(0x0) . chr(0x4) . Util::base64url_decode($this->data['x']) . Util::base64url_decode($this->data['y'])), false);
return wordwrap("-----BEGIN PUBLIC KEY-----\n" . base64_encode($der) . "\n-----END PUBLIC KEY-----\n", 64, "\n", true);
} else {
$der = ASN1::encodeDER(ASN1::SEQUENCE, ASN1::encodeDER(ASN1::INTEGER_TYPE, chr(0x1)) . ASN1::encodeDER(ASN1::OCTET_STRING, Util::base64url_decode($this->data['d'])) . ASN1::encodeDER(0x0, ASN1::encodeDER(ASN1::OID, ASN1::encodeOID($oid)), false, ASN1::CONTEXT_CLASS) . ASN1::encodeDER(0x1, ASN1::encodeDER(ASN1::BIT_STRING, chr(0x0) . chr(0x4) . Util::base64url_decode($this->data['x']) . Util::base64url_decode($this->data['y'])), false, ASN1::CONTEXT_CLASS), false);
return wordwrap("-----BEGIN EC PRIVATE KEY-----\n" . base64_encode($der) . "\n-----END EC PRIVATE KEY-----\n", 64, "\n", true);
}
}
