Perl Requires Chilkat v9.5.0.91+

CSR Get Extension Request

See more CSR Examples

If a CSR contains a 1.2.840.113549.1.9.14 extensionRequest, then this method will return the extension request in XML format. Chilkat2 Perl

use strict;
use warnings;
use Chilkat2;

# This requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

my $csr = Chilkat2::Csr->new;

# Load a CSR PEM file.  The file should contain content that looks like this:
#
#     -----BEGIN CERTIFICATE REQUEST-----
#     MII...
#     ....
#     ....
#     ....
#     -----END CERTIFICATE REQUEST-----

my $fac = Chilkat2::FileAccess->new;
my $csrPem = $fac->ReadEntireTextFile('qa_data/csr/sample.pem', 'utf-8');

my $success = $csr->LoadCsrPem($csrPem);
if (!$success) {
    print $csr->LastErrorText, "\n";
    exit;
}

my $xml = Chilkat2::Xml->new;

$success = $csr->GetExtensionRequest($xml);
if (!$success) {
    print "CSR has no extensionRequest.\n";
    exit;
}

my $xmlStr = $xml->GetXml();
print $xmlStr, "\n";

# Sample output:

# <?xml version="1.0" encoding="utf-8"?>
# <set>
#     <sequence>
#         <sequence>
#             <oid>1.3.6.1.4.1.311.20.2</oid>
#             <asnOctets>
#                 <printable>ZATCA-Code-Signing</printable>
#             </asnOctets>
#         </sequence>
#         <sequence>
#             <oid>2.5.29.17</oid>
#             <asnOctets>
#                 <sequence>
#                     <contextSpecific tag="4" constructed="1">
#                         <sequence>
#                             <set>
#                                 <sequence>
#                                     <oid>2.5.4.4</oid>
#                                     <utf8>334623324234325</utf8>
#                                 </sequence>
#                             </set>
#                             <set>
#                                 <sequence>
#                                     <oid>0.9.2342.19200300.100.1.1</oid>
#                                     <utf8>310122393500003</utf8>
#                                 </sequence>
#                             </set>
#                             <set>
#                                 <sequence>
#                                     <oid>2.5.4.12</oid>
#                                     <utf8>0000</utf8>
#                                 </sequence>
#                             </set>
#                             <set>
#                                 <sequence>
#                                     <oid>2.5.4.26</oid>
#                                     <utf8>Sample E</utf8>
#                                 </sequence>
#                             </set>
#                             <set>
#                                 <sequence>
#                                     <oid>2.5.4.15</oid>
#                                     <utf8>Sample Business</utf8>
#                                 </sequence>
#                             </set>
#                         </sequence>
#                     </contextSpecific>
#                 </sequence>
#             </asnOctets>
#         </sequence>
#     </sequence>
# </set>

# Use this online tool to generate parsing code from sample XML:
# Generate Parsing Code from XML