/// <summary>
/// This constructor is intended to create a new X509Alias pointing to the specified encryption certificate
/// </summary>
/// <param name="Name">The desired identifier for the alias</param>
/// <param name="Thumbprint">The SHA1 thumbprint of the certificate to be used for cryptographic operations. Must exist in the specified Context</param>
/// <param name="Context">The context in which to create the alias</param>
/// <param name="complainIfExists">If set to true, an exception is thrown if an existing alias identifier is specified for "Name"</param>
public X509Alias(string Name, string Thumbprint, X509Context Context, bool complainIfExists)
: this(Context)
{
this.Name = Name;
this.Thumbprint = Thumbprint;
LoadIfExists(complainIfExists);
if (!X509CryptoAgent.CertificateExists(Thumbprint, Context))
{
throw new X509CryptoCertificateNotFoundException(Thumbprint, Context);
}
}
/// <summary>
/// Updates this X509Alias to use a new encryption certificate and key pair. The old certificate and key pair must still be available to perform this operation.
/// </summary>
/// <param name="newThumbprint">The SHA1 thumbprint of the new encryption certificate. The certificate and associated key pair must exist and be available in the specified X509Context</param>
/// <param name="newContext">The X509Context where the new encryption certificate and key pair is located</param>
public void ReEncrypt(string newThumbprint, X509Context newContext = null)
{
if (newContext == null)
{
newContext = Context;
}
newThumbprint = newThumbprint.RemoveNonHexChars();
if (!X509CryptoAgent.CertificateExists(newThumbprint, newContext))
{
throw new X509CryptoException($"A valid encryption certificate with thumbprint {newThumbprint} was not found in the {Context.Name} context");
}
foreach (X509Secret secret in Secrets)
{
secret.ReEncrypt(this, newThumbprint, newContext);
}
Thumbprint = newThumbprint;
Context = newContext;
Commit();
}
internal static Dictionary <string, X509Certificate2> GetAll(X509Context Context)
{
Dictionary <string, X509Certificate2> Aliases = new Dictionary <string, X509Certificate2>();
X509Certificate2Collection CertStore = GetCertificates(Context);
X509Alias CurrentAlias;
foreach (string aliasName in Context.GetAliasNames())
{
CurrentAlias = new X509Alias(aliasName, Context);
if (X509CryptoAgent.CertificateExists(CurrentAlias.Thumbprint, Context))
{
foreach (X509Certificate2 Cert in CertStore)
{
if (Cert.Thumbprint.Matches(CurrentAlias.Thumbprint))
{
Aliases.Add(aliasName, Cert);
break;
}
}
}
}
return(Aliases);
}
