Mono.Tools.CertSync.Process C# (CSharp) Method

        static int Process()
        {
            X509CertificateCollection roots = DecodeCollection ();
            if (roots == null) {
                return 1;
            } else if (roots.Count == 0) {
                WriteLine ("No certificates were found.");
                return 0;
            }

            X509Stores stores = userStore ? X509StoreManager.CurrentUser : X509StoreManager.LocalMachine;
            X509CertificateCollection trusted = stores.TrustedRoot.Certificates;
            int additions = 0;
            WriteLine ("I already trust {0}, your new list has {1}", trusted.Count, roots.Count);
            foreach (X509Certificate root in roots) {
                if (!trusted.Contains (root)) {
                    try {
                        stores.TrustedRoot.Import (root);
                        WriteLine ("Certificate added: {0}", root.SubjectName);
                        additions++;
                    } catch (Exception e) {
                        WriteLine ("Warning: Could not import {0}", root.SubjectName);
                        WriteLine (e.ToString ());
                    }
                }
            }
            if (additions > 0)
                WriteLine ("{0} new root certificates were added to your trust store.", additions);

            X509CertificateCollection removed = new X509CertificateCollection ();
            foreach (X509Certificate trust in trusted) {
                if (!roots.Contains (trust)) {
                    removed.Add (trust);
                }
            }
            if (removed.Count > 0) {
                WriteLine ("{0} previously trusted certificates were removed.", removed.Count);

                foreach (X509Certificate old in removed) {
                    stores.TrustedRoot.Remove (old);
                    WriteLine ("Certificate removed: {0}", old.SubjectName);
                }
            }
            WriteLine ("Import process completed.");
            return 0;
        }