(C#) Load P7B and List Certificates

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

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// 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.
Chilkat.Global chilkatGlob = new Chilkat.Global();
bool success = chilkatGlob.UnlockBundle("Anything for 30-day trial.");
if (success != true) {
    Debug.WriteLine(chilkatGlob.LastErrorText);
    return;
}

Chilkat.Pem pem = new Chilkat.Pem();

// Load the .p7b from a file.
success = pem.LoadP7bFile("/Users/chilkat/testData/p7b/myCerts.p7b");
if (success != true) {
    Debug.WriteLine(pem.LastErrorText);
    return;
}

int i;
int numCerts = pem.NumCerts;
if (numCerts == 0) {
    Debug.WriteLine(("Error: Expected the .p7b to contain certificates."));
    return;
}

// Access each certificate and show the DN (Distinguished Name)
for (i = 1; i <= numCerts; i++) {
    Chilkat.Cert cert = pem.GetCert(i - 1);
    Debug.WriteLine(Convert.ToString(i) + ": " + cert.SubjectDN);

}