(Unicode C++) Load Certificate from PFX (PKCS#12)

Loads a digital certificate (and private key, if available) from a PFX file.(also known as PKCS#12)

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#include <CkCertW.h>
#include <CkPrivateKeyW.h>

void ChilkatSample(void)
    {
    CkCertW cert;

    bool success;

    // Load from the PFX file
    const wchar_t *pfxFilename = L"/Users/chilkat/testData/pfx/chilkat_ssl_pwd_is_test.pfx";
    const wchar_t *pfxPassword = L"test";

    // A PFX typically contains certificates in the chain of authentication.
    // The Chilkat cert object will choose the certificate w/
    // private key farthest from the root authority cert.
    // To access all the certificates in a PFX, use the 
    // Chilkat certificate store object instead.
    success = cert.LoadPfxFile(pfxFilename,pfxPassword);
    if (success != true) {
        wprintf(L"%s\n",cert.lastErrorText());
        return;
    }

    // Get some information about the digital certificate, 
    // then get the private key...

    // DN = "Distinguished Name"
    wprintf(L"SubjectDN:%s\n",cert.subjectDN());

    wprintf(L"Common Name:%s\n",cert.subjectCN());
    wprintf(L"Issuer Common Name:%s\n",cert.issuerCN());

    wprintf(L"Serial Number:%s\n",cert.serialNumber());

    // Now for the private key...
    CkPrivateKeyW *privKey = 0;

    privKey = cert.ExportPrivateKey();
    if (cert.get_LastMethodSuccess() == false) {
        wprintf(L"%s\n",cert.lastErrorText());
        return;
    }

    // The private key object may be used in any Chilkat methods
    // (in other objects/classes) that expect a private key argument.

    // In this case, save the private key to a PKCS8 Encrypted PEM format file:
    const wchar_t *pemPassword = L"secret";
    const wchar_t *pemPath = L"/Users/chilkat/testData/pem/chilkat_privKey.pem";
    success = privKey->SavePkcs8EncryptedPemFile(pemPassword,pemPath);
    if (success != true) {
        wprintf(L"%s\n",privKey->lastErrorText());
        delete privKey;
        return;
    }

    delete privKey;
    wprintf(L"Private key saved to PKCS8 Encrypted PEM...\n");
    }