(Unicode C++) Find a Certificate by it's SHA-1 Thumbprint

Finds a certificate by it's SHA-1 hex thumbprint. Parts of this example are specific to Windows because it searches the Windows Current User certificate store.

Chilkat C/C++ Library Downloads
MS Visual C/C++ Linux/CentOS C/C++ Alpine Linux C/C++ MAC OS X C/C++	armhf/aarch64 C/C++ C++ Builder iOS C/C++ Android C/C++	Solaris C/C++ MinGW C/C++

#include <CkCertStoreW.h>
#include <CkCertW.h>

void ChilkatSample(void)
    {
    CkCertStoreW certStore;

    const wchar_t *thumbprint = L"12c1dd8015f3f03f7b1fa619dc24e2493ca8b4b2";

    // This part of the example is specific to Windows because it is opening the Windows Current-User certificate store.
    bool bReadOnly = true;
    bool success = certStore.OpenCurrentUserStore(bReadOnly);
    if (success != true) {
        wprintf(L"%s\n",certStore.lastErrorText());
        return;
    }

    // Find the certificate with the desired thumbprint
    CkCertW *cert = certStore.FindCertBySha1Thumbprint(thumbprint);
    if (certStore.get_LastMethodSuccess() != true) {
        wprintf(L"Failed to find the certificate.\n");
        return;
    }

    wprintf(L"Found: %s\n",cert->subjectCN());
    delete cert;

    // -------------------------------------------------------------------------------------
    // Alternatively, one could load a certificate store object with certs from a PEM file,
    // and do the same thing..
    CkCertStoreW certStorePem;

    success = certStorePem.LoadPemFile(L"pemFiles/certificates.pem");
    if (success != true) {
        wprintf(L"%s\n",certStorePem.lastErrorText());
        return;
    }

    cert = certStorePem.FindCertBySha1Thumbprint(thumbprint);
    if (certStorePem.get_LastMethodSuccess() != true) {
        wprintf(L"Failed to find the certificate.\n");
        return;
    }

    wprintf(L"Found: %s\n",cert->subjectCN());
    delete cert;
    }