Dart

ScMinidriver - List Certificates on a Smart Card or USB Token

See more ScMinidriver Examples

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

import 'package:chilkat/chilkat.dart';

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

  final scmd = CkScMinidriver();

  // Reader names (smart card readers or USB tokens) can be discovered
  // via PCSC List Readers or PCSC Find Smart Cards
  final readerName = 'SCM Microsystems Inc. SCR33x USB Smart Card Reader 0';
  try {
    scmd.acquireContext(readerName);
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  final stCerts = 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.
  final certPart = 'subjectCN';

  try {
    scmd.listCerts(certPart, stCerts);
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  final numCerts = stCerts.count;
  var i = 0;
  while (i < numCerts) {
    print('$i: ${stCerts.stringAt(i)}');
    i++;
  }

  // Delete the context when finished with the card.
  try {
    scmd.deleteContext();
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
  }
}