Finish an asynchronous lookup of a certificate by its handle. See TlsDatabase.lookupCertificateForHandle for more information.
If the handle is no longer valid, or does not point to a certificate in this database, then NULL will be returned.
a GAsyncResult
a newly allocated gio.TlsCertificate object. Use g_object_unref() to release the certificate.
GException on failure.
2.30
Finish an asynchronous lookup of a certificate by its handle. See TlsDatabase.lookupCertificateForHandle for more information.
If the handle is no longer valid, or does not point to a certificate in this database, then NULL will be returned.