(PHP ActiveX) 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 ActiveX Downloads ActiveX for 32-bit and 64-bit Windows Note: The php_com_dotnet.dll may need to be enabled inside of php.ini.

<?php

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

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.ScMinidriver')
$scmd = new COM("Chilkat.ScMinidriver");

// 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 == 0) {
    print $scmd->LastErrorText . "\n";
    exit;
}

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.StringTable')
$stCerts = new COM("Chilkat.StringTable");

// 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 == 0) {
    print $scmd->LastErrorText . "\n";
    exit;
}

$numCerts = $stCerts->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 == 0) {
    print $scmd->LastErrorText . "\n";
}


?>