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pma/vendor/fgrosse/phpasn1/lib/X509/CSR/Attributes.php

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+<?php
+/*
+ * This file is part of the PHPASN1 library.
+ *
+ * Copyright © Friedrich Große <friedrich.grosse@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace FG\X509\CSR;
+
+use FG\ASN1\ASNObject;
+use FG\X509\CertificateExtensions;
+use FG\ASN1\OID;
+use FG\ASN1\Parsable;
+use FG\ASN1\Construct;
+use FG\ASN1\Identifier;
+use FG\ASN1\Universal\Set;
+use FG\ASN1\Universal\Sequence;
+use FG\ASN1\Universal\ObjectIdentifier;
+
+class Attributes extends Construct implements Parsable
+{
+    public function getType()
+    {
+        return 0xA0;
+    }
+
+    public function addAttribute($objectIdentifier, Set $attribute)
+    {
+        if (is_string($objectIdentifier)) {
+            $objectIdentifier = new ObjectIdentifier($objectIdentifier);
+        }
+        $attributeSequence = new Sequence($objectIdentifier, $attribute);
+        $attributeSequence->getNumberOfLengthOctets();  // length and number of length octets is calculated
+        $this->addChild($attributeSequence);
+    }
+
+    public static function fromBinary(&$binaryData, &$offsetIndex = 0)
+    {
+        self::parseIdentifier($binaryData[$offsetIndex], 0xA0, $offsetIndex++);
+        $contentLength = self::parseContentLength($binaryData, $offsetIndex);
+        $octetsToRead = $contentLength;
+
+        $parsedObject = new self();
+        while ($octetsToRead > 0) {
+            $initialOffset = $offsetIndex; // used to calculate how much bits have been read
+            self::parseIdentifier($binaryData[$offsetIndex], Identifier::SEQUENCE, $offsetIndex++);
+            self::parseContentLength($binaryData, $offsetIndex);
+
+            $objectIdentifier = ObjectIdentifier::fromBinary($binaryData, $offsetIndex);
+            $oidString = $objectIdentifier->getContent();
+            if ($oidString == OID::PKCS9_EXTENSION_REQUEST) {
+                $attribute = CertificateExtensions::fromBinary($binaryData, $offsetIndex);
+            } else {
+                $attribute = ASNObject::fromBinary($binaryData, $offsetIndex);
+            }
+
+            $parsedObject->addAttribute($objectIdentifier, $attribute);
+            $octetsToRead -= ($offsetIndex - $initialOffset);
+        }
+
+        $parsedObject->setContentLength($contentLength);
+
+        return $parsedObject;
+    }
+}

pma/vendor/fgrosse/phpasn1/lib/X509/CSR/CSR.php

@@ -0,0 +1,159 @@
+<?php
+/*
+ * This file is part of the PHPASN1 library.
+ *
+ * Copyright © Friedrich Große <friedrich.grosse@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace FG\X509\CSR;
+
+use FG\ASN1\OID;
+use FG\ASN1\Universal\Integer;
+use FG\ASN1\Universal\BitString;
+use FG\ASN1\Universal\Sequence;
+use FG\X509\CertificateSubject;
+use FG\X509\AlgorithmIdentifier;
+use FG\X509\PublicKey;
+
+class CSR extends Sequence
+{
+    const CSR_VERSION_NR = 0;
+
+    protected $subject;
+    protected $publicKey;
+    protected $signature;
+    protected $signatureAlgorithm;
+
+    protected $startSequence;
+
+    /**
+     * @param string $commonName
+     * @param string $email
+     * @param string $organization
+     * @param string $locality
+     * @param string $state
+     * @param string $country
+     * @param string $organizationalUnit
+     * @param string $publicKey
+     * @param string $signature
+     * @param string $signatureAlgorithm
+     */
+    public function __construct($commonName, $email, $organization, $locality, $state, $country, $organizationalUnit, $publicKey, $signature = null, $signatureAlgorithm = OID::SHA1_WITH_RSA_SIGNATURE)
+    {
+        $this->subject = new CertificateSubject(
+            $commonName,
+            $email,
+            $organization,
+            $locality,
+            $state,
+            $country,
+            $organizationalUnit
+        );
+        $this->publicKey = $publicKey;
+        $this->signature = $signature;
+        $this->signatureAlgorithm = $signatureAlgorithm;
+
+        if (isset($signature)) {
+            $this->createCSRSequence();
+        }
+    }
+
+    protected function createCSRSequence()
+    {
+        $versionNr            = new Integer(self::CSR_VERSION_NR);
+        $publicKey            = new PublicKey($this->publicKey);
+        $signature            = new BitString($this->signature);
+        $signatureAlgorithm    = new AlgorithmIdentifier($this->signatureAlgorithm);
+
+        $certRequestInfo  = new Sequence($versionNr, $this->subject, $publicKey);
+
+        // Clear the underlying Construct
+        $this->rewind();
+        $this->children = [];
+        $this->addChild($certRequestInfo);
+        $this->addChild($signatureAlgorithm);
+        $this->addChild($signature);
+    }
+
+    public function getSignatureSubject()
+    {
+        $versionNr            = new Integer(self::CSR_VERSION_NR);
+        $publicKey            = new PublicKey($this->publicKey);
+
+        $certRequestInfo  = new Sequence($versionNr, $this->subject, $publicKey);
+        return $certRequestInfo->getBinary();
+    }
+
+    public function setSignature($signature, $signatureAlgorithm = OID::SHA1_WITH_RSA_SIGNATURE)
+    {
+        $this->signature = $signature;
+        $this->signatureAlgorithm = $signatureAlgorithm;
+
+        $this->createCSRSequence();
+    }
+
+    public function __toString()
+    {
+        $tmp = base64_encode($this->getBinary());
+
+        for ($i = 0; $i < strlen($tmp); $i++) {
+            if (($i + 2) % 65 == 0) {
+                $tmp = substr($tmp, 0, $i + 1)."\n".substr($tmp, $i + 1);
+            }
+        }
+
+        $result = '-----BEGIN CERTIFICATE REQUEST-----'.PHP_EOL;
+        $result .= $tmp.PHP_EOL;
+        $result .= '-----END CERTIFICATE REQUEST-----';
+
+        return $result;
+    }
+
+    public function getVersion()
+    {
+        return self::CSR_VERSION_NR;
+    }
+
+    public function getOrganizationName()
+    {
+        return $this->subject->getOrganization();
+    }
+
+    public function getLocalName()
+    {
+        return $this->subject->getLocality();
+    }
+
+    public function getState()
+    {
+        return $this->subject->getState();
+    }
+
+    public function getCountry()
+    {
+        return $this->subject->getCountry();
+    }
+
+    public function getOrganizationalUnit()
+    {
+        return $this->subject->getOrganizationalUnit();
+    }
+
+    public function getPublicKey()
+    {
+        return $this->publicKey;
+    }
+
+    public function getSignature()
+    {
+        return $this->signature;
+    }
+
+    public function getSignatureAlgorithm()
+    {
+        return $this->signatureAlgorithm;
+    }
+}