diff options
Diffstat (limited to 'vendor/web-token/jwt-signature-algorithm-ecdsa/ECDSA.php')
-rw-r--r-- | vendor/web-token/jwt-signature-algorithm-ecdsa/ECDSA.php | 158 |
1 files changed, 79 insertions, 79 deletions
diff --git a/vendor/web-token/jwt-signature-algorithm-ecdsa/ECDSA.php b/vendor/web-token/jwt-signature-algorithm-ecdsa/ECDSA.php index f3e2790..4f6d617 100644 --- a/vendor/web-token/jwt-signature-algorithm-ecdsa/ECDSA.php +++ b/vendor/web-token/jwt-signature-algorithm-ecdsa/ECDSA.php @@ -1,79 +1,79 @@ -<?php - -declare(strict_types=1); - -/* - * The MIT License (MIT) - * - * Copyright (c) 2014-2018 Spomky-Labs - * - * This software may be modified and distributed under the terms - * of the MIT license. See the LICENSE file for details. - */ - -namespace Jose\Component\Signature\Algorithm; - -use Jose\Component\Core\JWK; -use Jose\Component\Core\Util\ECKey; -use Jose\Component\Core\Util\ECSignature; - -abstract class ECDSA implements SignatureAlgorithm -{ - public function __construct() - { - if (!\defined('OPENSSL_KEYTYPE_EC')) { - throw new \RuntimeException('Elliptic Curve key type not supported by your environment.'); - } - } - - public function allowedKeyTypes(): array - { - return ['EC']; - } - - public function sign(JWK $key, string $input): string - { - $this->checkKey($key); - if (!$key->has('d')) { - throw new \InvalidArgumentException('The EC key is not private'); - } - - $pem = ECKey::convertPrivateKeyToPEM($key); - $result = \openssl_sign($input, $signature, $pem, $this->getHashAlgorithm()); - if (false === $result) { - throw new \RuntimeException('Signature failed.'); - } - - return ECSignature::fromDER($signature, $this->getSignaturePartLength()); - } - - public function verify(JWK $key, string $input, string $signature): bool - { - $this->checkKey($key); - - try { - $der = ECSignature::toDER($signature, $this->getSignaturePartLength()); - $pem = ECKey::convertPublicKeyToPEM($key); - - return 1 === \openssl_verify($input, $der, $pem, $this->getHashAlgorithm()); - } catch (\Exception $e) { - return false; - } - } - - abstract protected function getHashAlgorithm(): string; - - abstract protected function getSignaturePartLength(): int; - - private function checkKey(JWK $key) - { - if (!\in_array($key->get('kty'), $this->allowedKeyTypes(), true)) { - throw new \InvalidArgumentException('Wrong key type.'); - } - foreach (['x', 'y', 'crv'] as $k) { - if (!$key->has($k)) { - throw new \InvalidArgumentException(\sprintf('The key parameter "%s" is missing.', $k)); - } - } - } -} +<?php
+
+declare(strict_types=1);
+
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2014-2018 Spomky-Labs
+ *
+ * This software may be modified and distributed under the terms
+ * of the MIT license. See the LICENSE file for details.
+ */
+
+namespace Jose\Component\Signature\Algorithm;
+
+use Jose\Component\Core\JWK;
+use Jose\Component\Core\Util\ECKey;
+use Jose\Component\Core\Util\ECSignature;
+
+abstract class ECDSA implements SignatureAlgorithm
+{
+ public function __construct()
+ {
+ if (!\defined('OPENSSL_KEYTYPE_EC')) {
+ throw new \RuntimeException('Elliptic Curve key type not supported by your environment.');
+ }
+ }
+
+ public function allowedKeyTypes(): array
+ {
+ return ['EC'];
+ }
+
+ public function sign(JWK $key, string $input): string
+ {
+ $this->checkKey($key);
+ if (!$key->has('d')) {
+ throw new \InvalidArgumentException('The EC key is not private');
+ }
+
+ $pem = ECKey::convertPrivateKeyToPEM($key);
+ $result = \openssl_sign($input, $signature, $pem, $this->getHashAlgorithm());
+ if (false === $result) {
+ throw new \RuntimeException('Signature failed.');
+ }
+
+ return ECSignature::fromDER($signature, $this->getSignaturePartLength());
+ }
+
+ public function verify(JWK $key, string $input, string $signature): bool
+ {
+ $this->checkKey($key);
+
+ try {
+ $der = ECSignature::toDER($signature, $this->getSignaturePartLength());
+ $pem = ECKey::convertPublicKeyToPEM($key);
+
+ return 1 === \openssl_verify($input, $der, $pem, $this->getHashAlgorithm());
+ } catch (\Exception $e) {
+ return false;
+ }
+ }
+
+ abstract protected function getHashAlgorithm(): string;
+
+ abstract protected function getSignaturePartLength(): int;
+
+ private function checkKey(JWK $key)
+ {
+ if (!\in_array($key->get('kty'), $this->allowedKeyTypes(), true)) {
+ throw new \InvalidArgumentException('Wrong key type.');
+ }
+ foreach (['x', 'y', 'crv'] as $k) {
+ if (!$key->has($k)) {
+ throw new \InvalidArgumentException(\sprintf('The key parameter "%s" is missing.', $k));
+ }
+ }
+ }
+}
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