PHP

PC/SC List Smart Card Readers (and USB Tokens)

See more SCard Examples

Demonstrates how to list the smart card readers and USB tokens connected to the computer.

Note: This functionality was introduced in Chilkat v9.5.0.87.

Chilkat2 PHP

<?php

use Chilkat2\SCard;
use Chilkat2\StringTable;

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

$scard = new SCard();

// First establish a context to the PC/SC Resource Manager
try {
    $scard->EstablishContext('user');

    $stReaders = new StringTable();
    $scard->ListReaders($stReaders);
} catch (\Chilkat2\Exception $e) {
    echo $e->getMessage(), "\n";
    exit;
}

$numReaders = $stReaders->Count;
$i = 0;
while ($i < $numReaders) {
    echo $i, ': ', $stReaders->StringAt($i), "\n";
    $i = $i + 1;
}

// Sample output:
// 0: Alcor Micro USB Smart Card Reader 0
// 1: FS USB Token 0
// 2: FT Java Token 0
// 3: SCM Microsystems Inc. SCR33x USB Smart Card Reader 0
// 4: Yubico YubiKey OTP+FIDO+CCID 0

// Applications should always release the context when finished.
try {
    $scard->ReleaseContext();
} catch (\Chilkat2\Exception $e) {
    echo $e->getMessage(), "\n";
}