net/socket/next_proto.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef NET_SOCKET_NEXT_PROTO_H_
   6 #define NET_SOCKET_NEXT_PROTO_H_
   7
   8 namespace net {
   9
  10 // Next Protocol Negotiation (NPN), if successful, results in agreement on an
  11 // application-level string that specifies the application level protocol to
  12 // use over the TLS connection. NextProto enumerates the application level
  13 // protocols that we recognise.
  14 enum NextProto {
  15   kProtoUnknown = 0,
  16   kProtoHTTP11 = 1,
  17   kProtoMinimumVersion = kProtoHTTP11,
  18
  19   // TODO(akalin): Stop advertising SPDY/1 and remove this.
  20   kProtoSPDY1 = 2,
  21   kProtoSPDYMinimumVersion = kProtoSPDY1,
  22   kProtoSPDY2 = 3,
  23   // TODO(akalin): Stop adverising SPDY/2.1, too.
  24   kProtoSPDY21 = 4,
  25   kProtoSPDY3 = 5,
  26   kProtoSPDY31 = 6,
  27   kProtoSPDY4a2 = 7,
  28   // We lump in HTTP/2 with the SPDY protocols for now.
  29   kProtoHTTP2Draft04 = 8,
  30   kProtoSPDYMaximumVersion = kProtoHTTP2Draft04,
  31
  32   kProtoQUIC1SPDY3 = 9,
  33
  34   kProtoMaximumVersion = kProtoQUIC1SPDY3,
  35 };
  36
  37 }  // namespace net
  38
  39 #endif  // NET_SOCKET_NEXT_PROTO_H_