diff options
Diffstat (limited to 'vendor/web-token/jwt-key-mgmt/KeyConverter/RSAKey.php')
-rw-r--r-- | vendor/web-token/jwt-key-mgmt/KeyConverter/RSAKey.php | 488 |
1 files changed, 244 insertions, 244 deletions
diff --git a/vendor/web-token/jwt-key-mgmt/KeyConverter/RSAKey.php b/vendor/web-token/jwt-key-mgmt/KeyConverter/RSAKey.php index f76b5d4..146ec53 100644 --- a/vendor/web-token/jwt-key-mgmt/KeyConverter/RSAKey.php +++ b/vendor/web-token/jwt-key-mgmt/KeyConverter/RSAKey.php @@ -1,244 +1,244 @@ -<?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\KeyManagement\KeyConverter; - -use Base64Url\Base64Url; -use Jose\Component\Core\JWK; -use Jose\Component\Core\Util\BigInteger; - -/** - * @internal - */ -class RSAKey -{ - /** - * @var array - */ - private $values = []; - - /** - * RSAKey constructor. - */ - private function __construct(array $data) - { - $this->loadJWK($data); - } - - /** - * @return RSAKey - */ - public static function createFromKeyDetails(array $details): self - { - $values = ['kty' => 'RSA']; - $keys = [ - 'n' => 'n', - 'e' => 'e', - 'd' => 'd', - 'p' => 'p', - 'q' => 'q', - 'dp' => 'dmp1', - 'dq' => 'dmq1', - 'qi' => 'iqmp', - ]; - foreach ($details as $key => $value) { - if (\in_array($key, $keys, true)) { - $value = Base64Url::encode($value); - $values[\array_search($key, $keys, true)] = $value; - } - } - - return new self($values); - } - - /** - * @return RSAKey - */ - public static function createFromPEM(string $pem): self - { - $res = \openssl_pkey_get_private($pem); - if (false === $res) { - $res = \openssl_pkey_get_public($pem); - } - if (false === $res) { - throw new \InvalidArgumentException('Unable to load the key.'); - } - - $details = \openssl_pkey_get_details($res); - \openssl_free_key($res); - if (!\array_key_exists('rsa', $details)) { - throw new \InvalidArgumentException('Unable to load the key.'); - } - - return self::createFromKeyDetails($details['rsa']); - } - - /** - * @return RSAKey - */ - public static function createFromJWK(JWK $jwk): self - { - return new self($jwk->all()); - } - - public function isPublic(): bool - { - return !\array_key_exists('d', $this->values); - } - - /** - * @param RSAKey $private - * - * @return RSAKey - */ - public static function toPublic(self $private): self - { - $data = $private->toArray(); - $keys = ['p', 'd', 'q', 'dp', 'dq', 'qi']; - foreach ($keys as $key) { - if (\array_key_exists($key, $data)) { - unset($data[$key]); - } - } - - return new self($data); - } - - public function toArray(): array - { - return $this->values; - } - - private function loadJWK(array $jwk) - { - if (!\array_key_exists('kty', $jwk)) { - throw new \InvalidArgumentException('The key parameter "kty" is missing.'); - } - if ('RSA' !== $jwk['kty']) { - throw new \InvalidArgumentException('The JWK is not a RSA key.'); - } - - $this->values = $jwk; - } - - public function toJwk(): JWK - { - return new JWK($this->values); - } - - /** - * This method will try to add Chinese Remainder Theorem (CRT) parameters. - * With those primes, the decryption process is really fast. - */ - public function optimize() - { - if (\array_key_exists('d', $this->values)) { - $this->populateCRT(); - } - } - - /** - * This method adds Chinese Remainder Theorem (CRT) parameters if primes 'p' and 'q' are available. - */ - private function populateCRT() - { - if (!\array_key_exists('p', $this->values) && !\array_key_exists('q', $this->values)) { - $d = BigInteger::createFromBinaryString(Base64Url::decode($this->values['d'])); - $e = BigInteger::createFromBinaryString(Base64Url::decode($this->values['e'])); - $n = BigInteger::createFromBinaryString(Base64Url::decode($this->values['n'])); - - list($p, $q) = $this->findPrimeFactors($d, $e, $n); - $this->values['p'] = Base64Url::encode($p->toBytes()); - $this->values['q'] = Base64Url::encode($q->toBytes()); - } - - if (\array_key_exists('dp', $this->values) && \array_key_exists('dq', $this->values) && \array_key_exists('qi', $this->values)) { - return; - } - - $one = BigInteger::createFromDecimal(1); - $d = BigInteger::createFromBinaryString(Base64Url::decode($this->values['d'])); - $p = BigInteger::createFromBinaryString(Base64Url::decode($this->values['p'])); - $q = BigInteger::createFromBinaryString(Base64Url::decode($this->values['q'])); - - $this->values['dp'] = Base64Url::encode($d->mod($p->subtract($one))->toBytes()); - $this->values['dq'] = Base64Url::encode($d->mod($q->subtract($one))->toBytes()); - $this->values['qi'] = Base64Url::encode($q->modInverse($p)->toBytes()); - } - - /** - * @return BigInteger[] - */ - private function findPrimeFactors(BigInteger $d, BigInteger $e, BigInteger $n): array - { - $zero = BigInteger::createFromDecimal(0); - $one = BigInteger::createFromDecimal(1); - $two = BigInteger::createFromDecimal(2); - - $k = $d->multiply($e)->subtract($one); - - if ($k->isEven()) { - $r = $k; - $t = $zero; - - do { - $r = $r->divide($two); - $t = $t->add($one); - } while ($r->isEven()); - - $found = false; - $y = null; - - for ($i = 1; $i <= 100; ++$i) { - $g = BigInteger::random($n->subtract($one)); - $y = $g->modPow($r, $n); - - if ($y->equals($one) || $y->equals($n->subtract($one))) { - continue; - } - - for ($j = $one; $j->lowerThan($t->subtract($one)); $j = $j->add($one)) { - $x = $y->modPow($two, $n); - - if ($x->equals($one)) { - $found = true; - - break; - } - - if ($x->equals($n->subtract($one))) { - continue; - } - - $y = $x; - } - - $x = $y->modPow($two, $n); - if ($x->equals($one)) { - $found = true; - - break; - } - } - - if (true === $found) { - $p = $y->subtract($one)->gcd($n); - $q = $n->divide($p); - - return [$p, $q]; - } - } - - throw new \InvalidArgumentException('Unable to find prime factors.'); - } -} +<?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\KeyManagement\KeyConverter;
+
+use Base64Url\Base64Url;
+use Jose\Component\Core\JWK;
+use Jose\Component\Core\Util\BigInteger;
+
+/**
+ * @internal
+ */
+class RSAKey
+{
+ /**
+ * @var array
+ */
+ private $values = [];
+
+ /**
+ * RSAKey constructor.
+ */
+ private function __construct(array $data)
+ {
+ $this->loadJWK($data);
+ }
+
+ /**
+ * @return RSAKey
+ */
+ public static function createFromKeyDetails(array $details): self
+ {
+ $values = ['kty' => 'RSA'];
+ $keys = [
+ 'n' => 'n',
+ 'e' => 'e',
+ 'd' => 'd',
+ 'p' => 'p',
+ 'q' => 'q',
+ 'dp' => 'dmp1',
+ 'dq' => 'dmq1',
+ 'qi' => 'iqmp',
+ ];
+ foreach ($details as $key => $value) {
+ if (\in_array($key, $keys, true)) {
+ $value = Base64Url::encode($value);
+ $values[\array_search($key, $keys, true)] = $value;
+ }
+ }
+
+ return new self($values);
+ }
+
+ /**
+ * @return RSAKey
+ */
+ public static function createFromPEM(string $pem): self
+ {
+ $res = \openssl_pkey_get_private($pem);
+ if (false === $res) {
+ $res = \openssl_pkey_get_public($pem);
+ }
+ if (false === $res) {
+ throw new \InvalidArgumentException('Unable to load the key.');
+ }
+
+ $details = \openssl_pkey_get_details($res);
+ \openssl_free_key($res);
+ if (!\array_key_exists('rsa', $details)) {
+ throw new \InvalidArgumentException('Unable to load the key.');
+ }
+
+ return self::createFromKeyDetails($details['rsa']);
+ }
+
+ /**
+ * @return RSAKey
+ */
+ public static function createFromJWK(JWK $jwk): self
+ {
+ return new self($jwk->all());
+ }
+
+ public function isPublic(): bool
+ {
+ return !\array_key_exists('d', $this->values);
+ }
+
+ /**
+ * @param RSAKey $private
+ *
+ * @return RSAKey
+ */
+ public static function toPublic(self $private): self
+ {
+ $data = $private->toArray();
+ $keys = ['p', 'd', 'q', 'dp', 'dq', 'qi'];
+ foreach ($keys as $key) {
+ if (\array_key_exists($key, $data)) {
+ unset($data[$key]);
+ }
+ }
+
+ return new self($data);
+ }
+
+ public function toArray(): array
+ {
+ return $this->values;
+ }
+
+ private function loadJWK(array $jwk)
+ {
+ if (!\array_key_exists('kty', $jwk)) {
+ throw new \InvalidArgumentException('The key parameter "kty" is missing.');
+ }
+ if ('RSA' !== $jwk['kty']) {
+ throw new \InvalidArgumentException('The JWK is not a RSA key.');
+ }
+
+ $this->values = $jwk;
+ }
+
+ public function toJwk(): JWK
+ {
+ return new JWK($this->values);
+ }
+
+ /**
+ * This method will try to add Chinese Remainder Theorem (CRT) parameters.
+ * With those primes, the decryption process is really fast.
+ */
+ public function optimize()
+ {
+ if (\array_key_exists('d', $this->values)) {
+ $this->populateCRT();
+ }
+ }
+
+ /**
+ * This method adds Chinese Remainder Theorem (CRT) parameters if primes 'p' and 'q' are available.
+ */
+ private function populateCRT()
+ {
+ if (!\array_key_exists('p', $this->values) && !\array_key_exists('q', $this->values)) {
+ $d = BigInteger::createFromBinaryString(Base64Url::decode($this->values['d']));
+ $e = BigInteger::createFromBinaryString(Base64Url::decode($this->values['e']));
+ $n = BigInteger::createFromBinaryString(Base64Url::decode($this->values['n']));
+
+ list($p, $q) = $this->findPrimeFactors($d, $e, $n);
+ $this->values['p'] = Base64Url::encode($p->toBytes());
+ $this->values['q'] = Base64Url::encode($q->toBytes());
+ }
+
+ if (\array_key_exists('dp', $this->values) && \array_key_exists('dq', $this->values) && \array_key_exists('qi', $this->values)) {
+ return;
+ }
+
+ $one = BigInteger::createFromDecimal(1);
+ $d = BigInteger::createFromBinaryString(Base64Url::decode($this->values['d']));
+ $p = BigInteger::createFromBinaryString(Base64Url::decode($this->values['p']));
+ $q = BigInteger::createFromBinaryString(Base64Url::decode($this->values['q']));
+
+ $this->values['dp'] = Base64Url::encode($d->mod($p->subtract($one))->toBytes());
+ $this->values['dq'] = Base64Url::encode($d->mod($q->subtract($one))->toBytes());
+ $this->values['qi'] = Base64Url::encode($q->modInverse($p)->toBytes());
+ }
+
+ /**
+ * @return BigInteger[]
+ */
+ private function findPrimeFactors(BigInteger $d, BigInteger $e, BigInteger $n): array
+ {
+ $zero = BigInteger::createFromDecimal(0);
+ $one = BigInteger::createFromDecimal(1);
+ $two = BigInteger::createFromDecimal(2);
+
+ $k = $d->multiply($e)->subtract($one);
+
+ if ($k->isEven()) {
+ $r = $k;
+ $t = $zero;
+
+ do {
+ $r = $r->divide($two);
+ $t = $t->add($one);
+ } while ($r->isEven());
+
+ $found = false;
+ $y = null;
+
+ for ($i = 1; $i <= 100; ++$i) {
+ $g = BigInteger::random($n->subtract($one));
+ $y = $g->modPow($r, $n);
+
+ if ($y->equals($one) || $y->equals($n->subtract($one))) {
+ continue;
+ }
+
+ for ($j = $one; $j->lowerThan($t->subtract($one)); $j = $j->add($one)) {
+ $x = $y->modPow($two, $n);
+
+ if ($x->equals($one)) {
+ $found = true;
+
+ break;
+ }
+
+ if ($x->equals($n->subtract($one))) {
+ continue;
+ }
+
+ $y = $x;
+ }
+
+ $x = $y->modPow($two, $n);
+ if ($x->equals($one)) {
+ $found = true;
+
+ break;
+ }
+ }
+
+ if (true === $found) {
+ $p = $y->subtract($one)->gcd($n);
+ $q = $n->divide($p);
+
+ return [$p, $q];
+ }
+ }
+
+ throw new \InvalidArgumentException('Unable to find prime factors.');
+ }
+}
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