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Merge pull request #627 from terrafrost/x509-custom-extensions

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X509: make it so you can use File_ASN1_Element for custom X.509 extensions

* terrafrost/x509-custom-extensions:
  Tests/X509: add unit test
  X509: make it so you can use File_ASN1_Element for custom X.509 extensions
This commit is contained in:
Andreas Fischer 2015-03-10 13:43:11 +01:00
commit f960410b77
2 changed files with 67 additions and 0 deletions
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4
phpseclib/File/X509.php
View File

@ -1612,6 +1612,10 @@ class File_X509
if (is_array($extensions)) {
$size = count($extensions);
for ($i = 0; $i < $size; $i++) {
if (is_object($extensions[$i]) && strtolower(get_class($extensions[$i])) == 'file_asn1_element') {
continue;
}
$id = $extensions[$i]['extnId'];
$value = &$extensions[$i]['extnValue'];

63
tests/Unit/File/X509/X509Test.php
View File

@ -57,4 +57,67 @@ k6m17mi63YW/+iPCGOWZ2qXmY5HPEyyF2L4L4IDryFJ+8xLyw3pH9/yp5aHZDtp6
$this->assertEquals('MDUwDgYIKoZIhvcNAwICAgCAMA4GCCqGSIb3DQMEAgIAgDAHBgUrDgMCBzAKBggqhkiG9w0DBw==', $cert['tbsCertificate']['extensions'][8]['extnValue']);
}
public function testSaveUnsupportedExtension()
{
$x509 = new File_X509();
$cert = $x509->loadX509('-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----');
$asn1 = new File_ASN1();
$value = $this->encodeOID('1.2.3.4');
$ext = chr(FILE_ASN1_TYPE_OBJECT_IDENTIFIER) . $asn1->_encodeLength(strlen($value)) . $value;
$value = 'zzzzzzzzz';
$ext.= chr(FILE_ASN1_TYPE_OCTET_STRING) . $asn1->_encodeLength(strlen($value)) . $value;
$ext = chr(FILE_ASN1_TYPE_SEQUENCE | 0x20) . $asn1->_encodeLength(strlen($ext)) . $ext;
$cert['tbsCertificate']['extensions'][4] = new File_ASN1_Element($ext);
$result = $x509->loadX509($x509->saveX509($cert));
$this->assertCount(5, $result['tbsCertificate']['extensions']);
}
function encodeOID($oid)
{
if ($oid === false) {
user_error('Invalid OID');
return false;
}
$value = '';
$parts = explode('.', $oid);
$value = chr(40 * $parts[0] + $parts[1]);
for ($i = 2; $i < count($parts); $i++) {
$temp = '';
if (!$parts[$i]) {
$temp = "\0";
} else {
while ($parts[$i]) {
$temp = chr(0x80 | ($parts[$i] & 0x7F)) . $temp;
$parts[$i] >>= 7;
}
$temp[strlen($temp) - 1] = $temp[strlen($temp) - 1] & chr(0x7F);
}
$value.= $temp;
}
return $value;
}
}