(Java) 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.

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import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

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

    CkScMinidriver scmd = new CkScMinidriver();

    // Reader names (smart card readers or USB tokens) can be discovered
    // via PCSC List Readers or PCSC Find Smart Cards
    String readerName = "SCM Microsystems Inc. SCR33x USB Smart Card Reader 0";
    boolean success = scmd.AcquireContext(readerName);
    if (success == false) {
        System.out.println(scmd.lastErrorText());
        return;
        }

    CkStringTable 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.
    String certPart = "subjectCN";

    success = scmd.ListCerts(certPart,stCerts);
    if (success == false) {
        System.out.println(scmd.lastErrorText());
        return;
        }

    int numCerts = stCerts.get_Count();
    int i = 0;
    while (i < numCerts) {
        System.out.println(i + ": " + stCerts.stringAt(i));
        i = i+1;
        }

    // Delete the context when finished with the card.
    success = scmd.DeleteContext();
    if (success == false) {
        System.out.println(scmd.lastErrorText());
        }
  }
}