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-rw-r--r--vendor/fgrosse/phpasn1/lib/ASN1/Universal/NullObject.php54
1 files changed, 54 insertions, 0 deletions
diff --git a/vendor/fgrosse/phpasn1/lib/ASN1/Universal/NullObject.php b/vendor/fgrosse/phpasn1/lib/ASN1/Universal/NullObject.php
new file mode 100644
index 0000000..b5293e4
--- /dev/null
+++ b/vendor/fgrosse/phpasn1/lib/ASN1/Universal/NullObject.php
@@ -0,0 +1,54 @@
+<?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\ASN1\Universal;
+
+use FG\ASN1\ASNObject;
+use FG\ASN1\Parsable;
+use FG\ASN1\Identifier;
+use FG\ASN1\Exception\ParserException;
+
+class NullObject extends ASNObject implements Parsable
+{
+ public function getType()
+ {
+ return Identifier::NULL;
+ }
+
+ protected function calculateContentLength()
+ {
+ return 0;
+ }
+
+ protected function getEncodedValue()
+ {
+ return null;
+ }
+
+ public function getContent()
+ {
+ return 'NULL';
+ }
+
+ public static function fromBinary(&$binaryData, &$offsetIndex = 0)
+ {
+ self::parseIdentifier($binaryData[$offsetIndex], Identifier::NULL, $offsetIndex++);
+ $contentLength = self::parseContentLength($binaryData, $offsetIndex);
+
+ if ($contentLength != 0) {
+ throw new ParserException("An ASN.1 Null should not have a length other than zero. Extracted length was {$contentLength}", $offsetIndex);
+ }
+
+ $parsedObject = new self();
+ $parsedObject->setContentLength(0);
+
+ return $parsedObject;
+ }
+}