(PHP Extension) ScMinidriver - List Certificates on a Smart Card or USB Token

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Gets a list of certificates contained on a smart card or USB token.

Chilkat PHP Downloads PHP Extension for Windows, Linux, MacOS, Alpine Linux, Solaris

<?php

// The version number (9_5_0) should match version of the Chilkat extension used, omitting the micro-version number.
// For example, if using Chilkat v9.5.0.48, then include as shown here:
include("chilkat_9_5_0.php");

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

$scmd = new CkScMinidriver();

// Reader names (smart card readers or USB tokens) can be discovered
// via PCSC List Readers or PCSC Find Smart Cards
$readerName = 'SCM Microsystems Inc. SCR33x USB Smart Card Reader 0';
$success = $scmd->AcquireContext($readerName);
if ($success == false) {
    print $scmd->lastErrorText() . "\n";
    exit;
}

$stCerts = new CkStringTable();

// We can choose one of the following items of information to get for each certificate:
// "subjectDN" -- Return the full distinguished name of the cert.
// "subjectDN_withTags" -- Same as above, but in a format that includes the subject part tags, such as the "CN=" in "CN=something"
// "subjectCN" -- Return just the common name part of the certificate's subject.
// "serial" -- Return the certificate serial number.
// "serial:issuerCN" -- return the certificate serial number + the issuer's common name, delimited with a colon char.
$certPart = 'subjectCN';

$success = $scmd->ListCerts($certPart,$stCerts);
if ($success == false) {
    print $scmd->lastErrorText() . "\n";
    exit;
}

$numCerts = $stCerts->get_Count();
$i = 0;
while ($i < $numCerts) {
    print $i . ': ' . $stCerts->stringAt($i) . "\n";
    $i = $i + 1;
}

// Delete the context when finished with the card.
$success = $scmd->DeleteContext();
if ($success == false) {
    print $scmd->lastErrorText() . "\n";
}


?>