Support a user-provided string for the TLS ALPN extension.

webrtc/rtc_base/openssladapter.h

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 20 matching lines @@
 class OpenSSLAdapter : public SSLAdapter, public MessageHandler {
  public:
   static bool InitializeSSL(VerificationCallback callback);
   static bool InitializeSSLThread();
   static bool CleanupSSL();
 
   explicit OpenSSLAdapter(AsyncSocket* socket,
                           OpenSSLAdapterFactory* factory = nullptr);
   ~OpenSSLAdapter() override;
 
+  void SetIgnoreBadCert(bool ignore) override;
+  void SetAlpnProtocols(const std::vector<std::string>& protos) override;
+
   void SetMode(SSLMode mode) override;
   void SetIdentity(SSLIdentity* identity) override;
   void SetRole(SSLRole role) override;
   AsyncSocket* Accept(SocketAddress* paddr) override;
   int StartSSL(const char* hostname, bool restartable) override;
   int Send(const void* pv, size_t cb) override;
   int SendTo(const void* pv, size_t cb, const SocketAddress& addr) override;
   int Recv(void* pv, size_t cb, int64_t* timestamp) override;
   int RecvFrom(void* pv,
                size_t cb,
@@ skipping 71 matching lines @@
   // This buffer is used if SSL_write fails with SSL_ERROR_WANT_WRITE, which
   // means we need to keep retrying with *the same exact data* until it
   // succeeds. Afterwards it will be cleared.
   Buffer pending_data_;
 
   SSL* ssl_;
   SSL_CTX* ssl_ctx_;
   std::string ssl_host_name_;
   // Do DTLS or not
   SSLMode ssl_mode_;
+  // If true, the server certificate need not match the configured hostname.
+  bool ignore_bad_cert_;
+  // List of protocols to be used in the TLS ALPN extension.
+  std::vector<std::string> alpn_protocols_;
 
   bool custom_verification_succeeded_;
 };
 
+std::string TransformAlpnProtocols(const std::vector<std::string>& protos);
+
+/////////////////////////////////////////////////////////////////////////////
 class OpenSSLAdapterFactory : public SSLAdapterFactory {
  public:
   OpenSSLAdapterFactory();
   ~OpenSSLAdapterFactory() override;
 
   void SetMode(SSLMode mode) override;
   OpenSSLAdapter* CreateAdapter(AsyncSocket* socket) override;
 
   static OpenSSLAdapterFactory* Create();
 
@@ skipping 11 matching lines @@
   SSL_CTX* ssl_ctx_;
   // Map of hostnames to SSL_SESSIONs; holds references to the SSL_SESSIONs,
   // which are cleaned up when the factory is destroyed.
   // TODO(juberti): Add LRU eviction to keep the cache from growing forever.
   std::map<std::string, SSL_SESSION*> sessions_;
 };
 
 }  // namespace rtc
 
 #endif  // WEBRTC_RTC_BASE_OPENSSLADAPTER_H_