LoadTiming implementation in net, part 1.

net/socket/client_socket_handle.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 NET_SOCKET_CLIENT_SOCKET_HANDLE_H_
 #define NET_SOCKET_CLIENT_SOCKET_HANDLE_H_
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time.h"
 #include "net/base/completion_callback.h"
 #include "net/base/load_states.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_export.h"
 #include "net/base/net_log.h"
 #include "net/base/request_priority.h"
 #include "net/http/http_response_info.h"
 #include "net/socket/client_socket_pool.h"
+#include "net/socket/connect_timing.h"
 #include "net/socket/stream_socket.h"
 
 namespace net {
 
+struct LoadTimingInfo;
+
 // A container for a StreamSocket.
 //
 // The handle's |group_name| uniquely identifies the origin and type of the
 // connection.  It is used by the ClientSocketPool to group similar connected
 // client socket objects.
 //
 class NET_EXPORT ClientSocketHandle {
  public:
   enum SocketReuseType {
     UNUSED = 0,   // unused socket that just finished connecting
@@ skipping 63 matching lines @@
 
   // Returns true when Init() has completed successfully.
   bool is_initialized() const { return is_initialized_; }
 
   // Returns the time tick when Init() was called.
   base::TimeTicks init_time() const { return init_time_; }
 
   // Returns the time between Init() and when is_initialized() becomes true.
   base::TimeDelta setup_time() const { return setup_time_; }
 
+  // Sets the portion of LoadTimingInfo related to connection establishment, and
+  // the socket id.  |is_reused| is needed because the handle may not have full
+  // information.  |load_timing_info| must have all default values when called.
+  // Returns false and makes no changes to |load_timing_info| when |socket_| is
+  // NULL.
+  bool GetLoadTimingInfo(bool is_reused,
+                         LoadTimingInfo* load_timing_info) const;
+
   // Used by ClientSocketPool to initialize the ClientSocketHandle.
   void set_is_reused(bool is_reused) { is_reused_ = is_reused; }
   void set_socket(StreamSocket* s) { socket_.reset(s); }
   void set_idle_time(base::TimeDelta idle_time) { idle_time_ = idle_time; }
   void set_pool_id(int id) { pool_id_ = id; }
   void set_is_ssl_error(bool is_ssl_error) { is_ssl_error_ = is_ssl_error; }
   void set_ssl_error_response_info(const HttpResponseInfo& ssl_error_state) {
     ssl_error_response_info_ = ssl_error_state;
   }
   void set_pending_http_proxy_connection(ClientSocketHandle* connection) {
@@ skipping 24 matching lines @@
   base::TimeDelta idle_time() const { return idle_time_; }
   SocketReuseType reuse_type() const {
     if (is_reused()) {
       return REUSED_IDLE;
     } else if (idle_time() == base::TimeDelta()) {
       return UNUSED;
     } else {
       return UNUSED_IDLE;
     }
   }
+  const ConnectTiming& connect_timing() const { return connect_timing_; }
+  void set_connect_timing(const ConnectTiming& connect_timing) {
+    connect_timing_ = connect_timing;
+  }
 
  private:
   // Called on asynchronous completion of an Init() request.
   void OnIOComplete(int result);
 
   // Called on completion (both asynchronous & synchronous) of an Init()
   // request.
   void HandleInitCompletion(int result);
 
   // Resets the state of the ClientSocketHandle.  |cancel| indicates whether or
@@ skipping 15 matching lines @@
   base::TimeDelta idle_time_;
   int pool_id_;  // See ClientSocketPool::ReleaseSocket() for an explanation.
   bool is_ssl_error_;
   HttpResponseInfo ssl_error_response_info_;
   scoped_ptr<ClientSocketHandle> pending_http_proxy_connection_;
   base::TimeTicks init_time_;
   base::TimeDelta setup_time_;
 
   NetLog::Source requesting_source_;
 
+  // Timing information is set when a connection is successfully established.
+  ConnectTiming connect_timing_;
+
   DISALLOW_COPY_AND_ASSIGN(ClientSocketHandle);
 };
 
 // Template function implementation:
 template <typename SocketParams, typename PoolType>
 int ClientSocketHandle::Init(const std::string& group_name,
                              const scoped_refptr<SocketParams>& socket_params,
                              RequestPriority priority,
                              const CompletionCallback& callback,
                              PoolType* pool,
@@ skipping 16 matching lines @@
     user_callback_ = callback;
   } else {
     HandleInitCompletion(rv);
   }
   return rv;
 }
 
 }  // namespace net
 
 #endif  // NET_SOCKET_CLIENT_SOCKET_HANDLE_H_