_ Git - BoarSSL/blob - SSLTLS/IServerPolicy.cs

   1 /*
   2  * Copyright (c) 2017 Thomas Pornin <pornin@bolet.org>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining
   5  * a copy of this software and associated documentation files (the
   6  * "Software"), to deal in the Software without restriction, including
   7  * without limitation the rights to use, copy, modify, merge, publish,
   8  * distribute, sublicense, and/or sell copies of the Software, and to
   9  * permit persons to whom the Software is furnished to do so, subject to
  10  * the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  */
  24
  25 using System;
  26 using System.IO;
  27
  28 namespace SSLTLS {
  29
  30 /*
  31  * An IServerPolicy instance is a callback object that selects the
  32  * cipher suite and certificate chain to send to the client, and
  33  * implements the private key operation (signature or key exchange).
  34  */
  35
  36 public interface IServerPolicy {
  37
  38         /*
  39          * Get the server policy choices for the provided connection.
  40          * In the 'server' object, the following are already set:
  41          *
  42          *   Version               Selected protocol version.
  43          *
  44          *   CommonCipherSuites    Common cipher suites.
  45          *
  46          *   ClientCurves          Elliptic curve supported by the client.
  47          *
  48          *   CommonCurves          Common supported curves.
  49          *
  50          *   ClientHashAndSign     Common hash and signature algorithms.
  51          *
  52          * Returned value is a callback object that embodies the choices
  53          * and will perform private key operations.
  54          */
  55         IServerChoices Apply(SSLServer server);
  56 }
  57
  58 }