Unicode C

ScMinidriver - Import a Certificate and Private Key to a Smart Card or USB Token

See more ScMinidriver Examples

Demonstrates how to import a certificate and its private key to a key container on a smart card or USB token.

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

Note: The ScMinidriver functionality is for Windows-only because ScMinidriver DLLs only exist on Windows.

Unicode C

#include <C_CkScMinidriverW.h>
#include <C_CkCertW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkScMinidriverW scmd;
    const wchar_t *readerName;
    const wchar_t *pinId;
    int retval;
    HCkCertW cert;
    const wchar_t *password;
    int containerIndex;
    const wchar_t *keySpec;

    success = FALSE;

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

    scmd = CkScMinidriverW_Create();

    // Reader names (smart card readers or USB tokens) can be discovered
    // via List Readers or Find Smart Cards
    readerName = L"SCM Microsystems Inc. SCR33x USB Smart Card Reader 0";
    success = CkScMinidriverW_AcquireContext(scmd,readerName);
    if (success == FALSE) {
        wprintf(L"%s\n",CkScMinidriverW_lastErrorText(scmd));
        CkScMinidriverW_Dispose(scmd);
        return;
    }

    // If successful, the name of the currently inserted smart card is available:
    wprintf(L"Card name: %s\n",CkScMinidriverW_cardName(scmd));

    // To import a cert + private key, we'll need to be PIN authenticated.
    // For more details about smart card PIN authentication, see the Smart Card PIN Authentication Example
    pinId = L"user";
    retval = CkScMinidriverW_PinAuthenticate(scmd,pinId,L"000000");
    if (retval != 0) {
        wprintf(L"PIN Authentication failed.\n");
        CkScMinidriverW_DeleteContext(scmd);
        CkScMinidriverW_Dispose(scmd);
        return;
    }

    cert = CkCertW_Create();

    // Load the cert + private key from a .p12/.pfx
    // We got this .p12 from https://badssl.com/download/
    password = L"badssl.com";
    success = CkCertW_LoadPfxFile(cert,L"qa_data/pfx/badssl.com-client.p12",password);
    if (success == FALSE) {
        wprintf(L"%s\n",CkCertW_lastErrorText(cert));
        CkScMinidriverW_DeleteContext(scmd);
        CkScMinidriverW_Dispose(scmd);
        CkCertW_Dispose(cert);
        return;
    }

    // Let's import this certificate as the "signature" key/cert in key container #6.
    containerIndex = 6;
    keySpec = L"sig";
    success = CkScMinidriverW_ImportCert(scmd,cert,containerIndex,keySpec,pinId);
    if (success == FALSE) {
        wprintf(L"%s\n",CkScMinidriverW_lastErrorText(scmd));
    }
    else {
        wprintf(L"Successfully imported the cert + private key onto the smart card.\n");
    }

    // When finished with operations that required authentication, you may if you wish, deauthenticate the session.
    success = CkScMinidriverW_PinDeauthenticate(scmd,L"user");
    if (success == FALSE) {
        wprintf(L"%s\n",CkScMinidriverW_lastErrorText(scmd));
    }

    // Delete the context when finished with the card.
    success = CkScMinidriverW_DeleteContext(scmd);
    if (success == FALSE) {
        wprintf(L"%s\n",CkScMinidriverW_lastErrorText(scmd));
    }



    CkScMinidriverW_Dispose(scmd);
    CkCertW_Dispose(cert);

    }