public function testREADME_encoding()
{
$this->expectOutputString('MBgCAwHiQAEB/woBARYLSGVsbG8gd29ybGQxODAYAgMB4kABAf8KAQEWC0hlbGxvIHdvcmxkBQAGBiqBegEQCQYJKoZIhvcNAQEBEwdGb28gYmFy');
$integer = new Integer(123456);
$boolean = new Boolean(true);
$enum = new Enumerated(1);
$ia5String = new IA5String('Hello world');
$asnNull = new NullObject();
$objectIdentifier1 = new ObjectIdentifier('1.2.250.1.16.9');
$objectIdentifier2 = new ObjectIdentifier(OID::RSA_ENCRYPTION);
$printableString = new PrintableString('Foo bar');
$sequence = new Sequence($integer, $boolean, $enum, $ia5String);
$set = new Set($sequence, $asnNull, $objectIdentifier1, $objectIdentifier2, $printableString);
$myBinary = $sequence->getBinary();
$myBinary .= $set->getBinary();
echo base64_encode($myBinary);
}
public function testFromBinaryWithOffset()
{
$originalObject1 = new Set(new Boolean(true), new Integer(123));
$originalObject2 = new Set(new Integer(64), new Boolean(false));
$binaryData = $originalObject1->getBinary();
$binaryData .= $originalObject2->getBinary();
$offset = 0;
$parsedObject = Set::fromBinary($binaryData, $offset);
$this->assertEquals($originalObject1, $parsedObject);
$this->assertEquals(8, $offset);
$parsedObject = Set::fromBinary($binaryData, $offset);
$this->assertEquals($originalObject2, $parsedObject);
$this->assertEquals(16, $offset);
}
public function __construct()
{
$this->innerSequence = new Sequence();
parent::__construct($this->innerSequence);
}
/**
* @param string $binaryData
* @param int $offsetIndex
*
* @throws ParserException
*
* @return \FG\ASN1\Object
*/
public static function fromBinary(&$binaryData, &$offsetIndex = 0)
{
if (strlen($binaryData) <= $offsetIndex) {
throw new ParserException('Can not parse binary from data: Offset index larger than input size', $offsetIndex);
}
$identifierOctet = ord($binaryData[$offsetIndex]);
if (Identifier::isContextSpecificClass($identifierOctet) && Identifier::isConstructed($identifierOctet)) {
return ExplicitlyTaggedObject::fromBinary($binaryData, $offsetIndex);
}
switch ($identifierOctet) {
case Identifier::BITSTRING:
return BitString::fromBinary($binaryData, $offsetIndex);
case Identifier::BOOLEAN:
return Boolean::fromBinary($binaryData, $offsetIndex);
case Identifier::ENUMERATED:
return Enumerated::fromBinary($binaryData, $offsetIndex);
case Identifier::INTEGER:
return Integer::fromBinary($binaryData, $offsetIndex);
case Identifier::NULL:
return NullObject::fromBinary($binaryData, $offsetIndex);
case Identifier::OBJECT_IDENTIFIER:
return ObjectIdentifier::fromBinary($binaryData, $offsetIndex);
case Identifier::RELATIVE_OID:
return RelativeObjectIdentifier::fromBinary($binaryData, $offsetIndex);
case Identifier::OCTETSTRING:
return OctetString::fromBinary($binaryData, $offsetIndex);
case Identifier::SEQUENCE:
return Sequence::fromBinary($binaryData, $offsetIndex);
case Identifier::SET:
return Set::fromBinary($binaryData, $offsetIndex);
case Identifier::UTC_TIME:
return UTCTime::fromBinary($binaryData, $offsetIndex);
case Identifier::GENERALIZED_TIME:
return GeneralizedTime::fromBinary($binaryData, $offsetIndex);
case Identifier::IA5_STRING:
return IA5String::fromBinary($binaryData, $offsetIndex);
case Identifier::PRINTABLE_STRING:
return PrintableString::fromBinary($binaryData, $offsetIndex);
case Identifier::NUMERIC_STRING:
return NumericString::fromBinary($binaryData, $offsetIndex);
case Identifier::UTF8_STRING:
return UTF8String::fromBinary($binaryData, $offsetIndex);
case Identifier::UNIVERSAL_STRING:
return UniversalString::fromBinary($binaryData, $offsetIndex);
case Identifier::CHARACTER_STRING:
return CharacterString::fromBinary($binaryData, $offsetIndex);
case Identifier::GENERAL_STRING:
return GeneralString::fromBinary($binaryData, $offsetIndex);
case Identifier::VISIBLE_STRING:
return VisibleString::fromBinary($binaryData, $offsetIndex);
case Identifier::GRAPHIC_STRING:
return GraphicString::fromBinary($binaryData, $offsetIndex);
case Identifier::BMP_STRING:
return BMPString::fromBinary($binaryData, $offsetIndex);
case Identifier::T61_STRING:
return T61String::fromBinary($binaryData, $offsetIndex);
case Identifier::OBJECT_DESCRIPTOR:
return ObjectDescriptor::fromBinary($binaryData, $offsetIndex);
default:
// At this point the identifier may be >1 byte.
if (Identifier::isConstructed($identifierOctet)) {
return new UnknownConstructedObject($binaryData, $offsetIndex);
} else {
$identifier = self::parseBinaryIdentifier($binaryData, $offsetIndex);
$lengthOfUnknownObject = self::parseContentLength($binaryData, $offsetIndex);
$offsetIndex += $lengthOfUnknownObject;
return new UnknownObject($identifier, $lengthOfUnknownObject);
}
}
}
<?php
require_once __DIR__ . '/../vendor/autoload.php';
use FG\ASN1\OID;
use FG\ASN1\Universal\Integer;
use FG\ASN1\Universal\Boolean;
use FG\ASN1\Universal\Enumerated;
use FG\ASN1\Universal\IA5String;
use FG\ASN1\Universal\ObjectIdentifier;
use FG\ASN1\Universal\PrintableString;
use FG\ASN1\Universal\Sequence;
use FG\ASN1\Universal\Set;
use FG\ASN1\Universal\NullObject;
$integer = new Integer(123456);
$boolean = new Boolean(true);
$enum = new Enumerated(1);
$ia5String = new IA5String('Hello world');
$asnNull = new NullObject();
$objectIdentifier1 = new ObjectIdentifier('1.2.250.1.16.9');
$objectIdentifier2 = new ObjectIdentifier(OID::RSA_ENCRYPTION);
$printableString = new PrintableString('Foo bar');
$sequence = new Sequence($integer, $boolean, $enum, $ia5String);
$set = new Set($sequence, $asnNull, $objectIdentifier1, $objectIdentifier2, $printableString);
$myBinary = $sequence->getBinary();
$myBinary .= $set->getBinary();
echo base64_encode($myBinary);
/**
* @param string|\FG\ASN1\Universal\ObjectIdentifier $objIdentifierString
* @param \FG\ASN1\Object $value
*/
public function __construct($objIdentifierString, Object $value)
{
// TODO: This does only support one element in the RelativeDistinguishedName Set but it it is defined as follows:
// RelativeDistinguishedName ::= SET SIZE (1..MAX) OF AttributeTypeAndValue
parent::__construct(new AttributeTypeAndValue($objIdentifierString, $value));
}
