コード例 #1
0
        private Stream Decode(System.IO.Stream inStream)
        {
            Stream outStream = inStream;
            string inFile    = Path.GetTempFileName();
            string outFile   = Path.ChangeExtension(inFile, "txt");

            try
            {
                FileStreamReadWrite.DumpStreamToFile(inStream, inFile);

                GnuPGWrapper GPG        = new GnuPGWrapper(_gnupgbindir);
                GnuPGCommand GPGCommand = GPG.Command;
                GPGCommand.Command    = Commands.Decrypt;
                GPGCommand.InputFile  = inFile;
                GPGCommand.OutputFile = outFile;
                GPGCommand.Passphrase = _passphrase;
                // TODO: support encrypted passphrase, no passphrase is a security risk

                GPG.Execute(null);

                outStream = FileStreamReadWrite.ReadFileToMemoryStream(outFile);
            }
            catch (Exception ex)
            {
                System.Diagnostics.Debug.WriteLine(ex);
            }
            finally
            {
                if (File.Exists(inFile))
                {
                    File.Delete(inFile);
                }

                if (File.Exists(outFile))
                {
                    File.Delete(outFile);
                }
            }

            return(outStream);
        }
コード例 #2
0
        private Stream Encode(Stream inStream)
        {
            Stream outStream = inStream;
            string inFile    = Path.GetTempFileName();
            string outFile   = Path.ChangeExtension(inFile, "gpg");

            try
            {
                FileStreamReadWrite.DumpStreamToFile(inStream, inFile);

                GnuPGWrapper GPG        = new GnuPGWrapper(_gnupgbindir);
                GnuPGCommand GPGCommand = GPG.Command;
                GPGCommand.Command    = Commands.Encrypt;
                GPGCommand.Recipient  = _recipient;
                GPGCommand.Armor      = true;
                GPGCommand.InputFile  = inFile;
                GPGCommand.OutputFile = outFile;

                GPG.Execute(null);

                outStream = FileStreamReadWrite.ReadFileToMemoryStream(outFile);
            }
            catch (Exception ex)
            {
                System.Diagnostics.Debug.WriteLine(ex);
            }
            finally
            {
                if (File.Exists(inFile))
                {
                    File.Delete(inFile);
                }

                if (File.Exists(outFile))
                {
                    File.Delete(outFile);
                }
            }

            return(outStream);
        }