/// <summary>
/// Example of a certificate verify function
/// </summary>
/// <param name="preverify"></param>
/// <param name="store">pointer to a WOLFSSL_X509_STORE_CTX</param>
/// <returns>size of key set</returns>
public static int my_verify_cb(int preverify, IntPtr store)
{
if (store == IntPtr.Zero)
{
Console.WriteLine("store is null");
}
Console.WriteLine("Status of certificate verify = " + preverify);
Console.WriteLine("Error value for cert store is " + wolfssl.X509_STORE_CTX_get_error(store));
/* look at the current cert in store */
try
{
X509 x509 = wolfssl.X509_STORE_CTX_get_current_cert(store);
Console.WriteLine("Issuer : " + x509.Issuer);
Console.WriteLine("Subject : " + x509.Subject);
Console.WriteLine("PEM of certificate:");
Console.WriteLine(System.Text.Encoding.UTF8.GetString(x509.Export()));
Console.WriteLine("DER of certificate:");
Console.WriteLine(BitConverter.ToString(x509.Export(wolfssl.SSL_FILETYPE_ASN1)));
Console.WriteLine("Public key:");
Console.WriteLine(BitConverter.ToString(x509.GetPublicKey()));
}
catch (Exception e)
{
Console.WriteLine("Unable to get X509's" + e);
}
/* list all certs in store */
try
{
int i;
X509[] x509 = wolfssl.X509_STORE_CTX_get_certs(store);
for (i = 0; i < x509.Length; i++)
{
Console.WriteLine("CERT[" + i + "]");
Console.WriteLine("Issuer : " + x509[i].Issuer);
Console.WriteLine("Subject : " + x509[i].Subject);
Console.WriteLine("");
}
}
catch (Exception e)
{
Console.WriteLine("Unable to get X509's" + e);
}
/* by returning 1 here we override any failure and report success */
return(preverify);
}
