(Unicode C) Load P7B and List Certificates

Demonstrates how to load a .p7b containing certificates and accesses each individual certificate.

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#include <C_CkGlobalW.h>
#include <C_CkPemW.h>
#include <C_CkCertW.h>

void ChilkatSample(void)
    {
    HCkGlobalW chilkatGlob;
    BOOL success;
    HCkPemW pem;
    int i;
    int numCerts;
    HCkCertW cert;

    // Unlock the Chilkat API.
    // Starting in v9.5.0.49, all Chilkat classes can be unlocked at once at the beginning of a program
    // by calling UnlockBundle.  It requires a Bundle unlock code.
    chilkatGlob = CkGlobalW_Create();
    success = CkGlobalW_UnlockBundle(chilkatGlob,L"Anything for 30-day trial.");
    if (success != TRUE) {
        wprintf(L"%s\n",CkGlobalW_lastErrorText(chilkatGlob));
        CkGlobalW_Dispose(chilkatGlob);
        return;
    }

    pem = CkPemW_Create();

    // Load the .p7b from a file.
    success = CkPemW_LoadP7bFile(pem,L"/Users/chilkat/testData/p7b/myCerts.p7b");
    if (success != TRUE) {
        wprintf(L"%s\n",CkPemW_lastErrorText(pem));
        CkGlobalW_Dispose(chilkatGlob);
        CkPemW_Dispose(pem);
        return;
    }

    numCerts = CkPemW_getNumCerts(pem);
    if (numCerts == 0) {
        wprintf(L"%s\n",(L"Error: Expected the .p7b to contain certificates."));
        CkGlobalW_Dispose(chilkatGlob);
        CkPemW_Dispose(pem);
        return;
    }

    // Access each certificate and show the DN (Distinguished Name)
    for (i = 1; i <= numCerts; i++) {
        cert = CkPemW_GetCert(pem,i - 1);
        wprintf(L"%d: %s\n",i,CkCertW_subjectDN(cert));
        CkCertW_Dispose(cert);
    }



    CkGlobalW_Dispose(chilkatGlob);
    CkPemW_Dispose(pem);

    }