Experimental support for SSL in platform apps sockets.

chrome/browser/extensions/api/socket/ssl_socket.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_EXTENSIONS_API_SOCKET_TCP_SOCKET_H_
-#define CHROME_BROWSER_EXTENSIONS_API_SOCKET_TCP_SOCKET_H_
+#ifndef CHROME_BROWSER_EXTENSIONS_API_SOCKET_SSL_SOCKET_H_
+#define CHROME_BROWSER_EXTENSIONS_API_SOCKET_SSL_SOCKET_H_
 #pragma once
 
 #include <string>
 
+#include "chrome/browser/extensions/api/api_resource_event_notifier.h"
 #include "chrome/browser/extensions/api/socket/socket.h"
 
-// This looks like it should be forward-declarable, but it does some tricky
-// moves that make it easier to just include it.
+#include "net/socket/ssl_client_socket.h"
 #include "net/socket/tcp_client_socket.h"
 
-namespace net {
-class Socket;
-}
-
 namespace extensions {
 
-class APIResourceEventNotifier;
-
-class TCPSocket : public Socket {
+class SSLSocket : public Socket {
  public:
-  explicit TCPSocket(APIResourceEventNotifier* event_notifier);
-  virtual ~TCPSocket();
+  explicit SSLSocket(extensions::APIResourceEventNotifier* event_notifier);
+  virtual ~SSLSocket();
 
   virtual void Connect(const std::string& address,
                        int port,
                        const CompletionCallback& callback) OVERRIDE;
+  virtual void PerformSSLHandshake(
+      const std::string& ssl_hostname,
+      int ssl_port,
+      const CompletionCallback& callback) OVERRIDE;
   virtual void Disconnect() OVERRIDE;
   virtual int Bind(const std::string& address, int port) OVERRIDE;
   virtual void Read(int count,
                     const ReadCompletionCallback& callback) OVERRIDE;
   virtual void RecvFrom(int count,
                         const RecvFromCompletionCallback& callback) OVERRIDE;
   virtual void SendTo(scoped_refptr<net::IOBuffer> io_buffer,
                       int byte_count,
                       const std::string& address,
                       int port,
                       const CompletionCallback& callback) OVERRIDE;
   virtual bool SetKeepAlive(bool enable, int delay) OVERRIDE;
   virtual bool SetNoDelay(bool no_delay) OVERRIDE;
 
-  static TCPSocket* CreateSocketForTesting(
+  static SSLSocket* CreateSocketForTesting(
       net::TCPClientSocket* tcp_client_socket,
       APIResourceEventNotifier* event_notifier);
 
  protected:
   virtual int WriteImpl(net::IOBuffer* io_buffer,
                         int io_buffer_size,
                         const net::CompletionCallback& callback) OVERRIDE;
 
+  virtual void OnWriteComplete(int result) OVERRIDE;
+
  private:
+  enum SSLState {
+    SSLSTATE_NONE,
+    SSLSTATE_WAIT,
+    SSLSTATE_CONNECTED,
+    SSLSTATE_ERROR
+  };
+
   void OnConnectComplete(int result);
+  void OnHandshakeComplete(int result);
   void OnReadComplete(scoped_refptr<net::IOBuffer> io_buffer,
                       int result);
 
-  TCPSocket(net::TCPClientSocket* tcp_client_socket,
+  void AttemptSSLHandshake();
+
+  SSLSocket(net::TCPClientSocket* tcp_client_socket,
             APIResourceEventNotifier* event_notifier);
 
+  // See remoting/jingle_glue/ssl_socket_adapter.h:
+  // |cert_verifier_| must be defined before |ssl_socket_| so that it's
+  // destroyed after |ssl_socket_|.
+  scoped_ptr<net::CertVerifier> cert_verifier_;
+  scoped_ptr<net::SSLClientSocket> ssl_socket_;
   scoped_ptr<net::TCPClientSocket> socket_;
 
+  SSLState ssl_state_;
+  int ssl_port_;
+  std::string ssl_hostname_;
+
   CompletionCallback connect_callback_;
+  CompletionCallback handshake_callback_;
 
   ReadCompletionCallback read_callback_;
 };
 
 }  //  namespace extensions
 
-#endif  // CHROME_BROWSER_EXTENSIONS_API_SOCKET_TCP_SOCKET_H_
+#endif  // CHROME_BROWSER_EXTENSIONS_API_SOCKET_SSL_SOCKET_H_