(Unicode C++) Convert CRL PEM to XML

Loads a CRL (Certificate Revocation List) from the PEM file format and converts to XML to allow for visual examination and parsing.

Note: This example requires Chilkat v9.5.0.77 or greater.

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#include <CkPemW.h>
#include <CkAsnW.h>
#include <CkXmlW.h>

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

    // This example requires Chilkat v9.5.0.77 or greater.
    CkPemW pem;

    pem.put_VerboseLogging(true);
    bool success = pem.LoadPemFile(L"qa_data/crl/sampleCrl.pem",L"password_not_used");
    if (success != true) {
        wprintf(L"%s\n",pem.lastErrorText());
        return;
    }

    int numCrls = pem.get_NumCrls();
    int i = 0;

    CkAsnW asn;
    CkXmlW xml;
    while (i < numCrls) {

        // Get the CRL as base64 (multi-line)
        const wchar_t *crlBase64 = pem.getEncodedItem(L"crl",L"",L"base64_mime",i);
        if (pem.get_LastMethodSuccess() != true) {
            wprintf(L"%s\n",pem.lastErrorText());
            return;
        }

        wprintf(L"%s\n",crlBase64);

        success = asn.LoadEncoded(crlBase64,L"base64");
        if (success != true) {
            wprintf(L"%s\n",asn.lastErrorText());
            return;
        }

        // Convert ASN.1 to XML and load into xml and re-emit for pretty printing..
        xml.LoadXml(asn.asnToXml());
        wprintf(L"%s\n",xml.getXml());

        // Use this online tool to generate parsing code from CRL XML: 
        // Generate Parsing Code from XML

        wprintf(L"-------------------------------------\n");
        i = i + 1;
    }
    }