net/socket/ssl_socket.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_SSL_SOCKET_H_
   6 #define NET_SOCKET_SSL_SOCKET_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/strings/string_piece.h"
  10 #include "net/socket/stream_socket.h"
  11
  12 namespace net {
  13
  14 // SSLSocket interface defines method that are common between client
  15 // and server SSL sockets.
  16 class NET_EXPORT SSLSocket : public StreamSocket {
  17 public:
  18  ~SSLSocket() override {}
  19
  20   // Exports data derived from the SSL master-secret (see RFC 5705).
  21   // If |has_context| is false, uses the no-context construction from the
  22   // RFC and |context| is ignored.  The call will fail with an error if
  23   // the socket is not connected or the SSL implementation does not
  24   // support the operation.
  25   virtual int ExportKeyingMaterial(const base::StringPiece& label,
  26                                    bool has_context,
  27                                    const base::StringPiece& context,
  28                                    unsigned char* out,
  29                                    unsigned int outlen) = 0;
  30
  31   // Stores the the tls-unique channel binding (see RFC 5929) in |*out|.
  32   virtual int GetTLSUniqueChannelBinding(std::string* out) = 0;
  33 };
  34
  35 }  // namespace net
  36
  37 #endif  // NET_SOCKET_SSL_SOCKET_H_