1 files changed, 70 insertions, 0 deletions
diff --git a/net/http/preconnect.cc b/net/http/preconnect.cc
new file mode 100644
index 0000000..929b627
--- /dev/null
+++ b/net/http/preconnect.cc
@@ -0,0 +1,70 @@
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012, Code Aurora Forum. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "net/http/preconnect.h"
+
+#include "base/logging.h"
+#include "net/proxy/proxy_info.h"
+#include "net/http/http_stream_factory.h"
+#include "net/http/http_network_session.h"
+
+namespace net {
+
+
+// static
+void Preconnect::DoPreconnect(HttpNetworkSession* session,
+    const GURL& url, int count,
+    HttpRequestInfo::RequestMotivation motivation ) {
+  Preconnect* preconnect = new Preconnect(session);
+  preconnect->Connect(url, count, motivation);
+}
+
+Preconnect::Preconnect(HttpNetworkSession* session)
+  : session_(session),
+  ALLOW_THIS_IN_INITIALIZER_LIST(
+      io_callback_(this, &Preconnect::OnPreconnectComplete)) {}
+
+Preconnect::~Preconnect() {}
+
+void Preconnect::Connect(const GURL& url, int count,
+    HttpRequestInfo::RequestMotivation motivation) {
+
+  request_info_.reset(new HttpRequestInfo());
+  request_info_->url = url;
+  request_info_->method = "GET";
+  // It almost doesn't matter whether we use net::LOWEST or net::HIGHEST
+  // priority here, as we won't make a request, and will surrender the created
+  // socket to the pool as soon as we can.  However, we would like to mark the
+  // speculative socket as such, and IF we use a net::LOWEST priority, and if
+  // a navigation asked for a socket (after us) then it would get our socket,
+  // and we'd get its later-arriving socket, which might make us record that
+  // the speculation didn't help :-/.  By using net::HIGHEST, we ensure that
+  // a socket is given to us if "we asked first" and this allows us to mark it
+  // as speculative, and better detect stats (if it gets used).
+  // TODO(jar): histogram to see how often we accidentally use a previously-
+  // unused socket, when a previously used socket was available.
+  request_info_->priority = HIGHEST;
+  request_info_->motivation = motivation;
+
+  // Setup the SSL Configuration.
+  ssl_config_.reset(new SSLConfig());
+  session_->ssl_config_service()->GetSSLConfig(ssl_config_.get());
+  if (session_->http_stream_factory()->next_protos())
+    ssl_config_->next_protos = *session_->http_stream_factory()->next_protos();
+
+  // All preconnects should perform EV certificate verification.
+  ssl_config_->verify_ev_cert = true;
+
+  proxy_info_.reset(new ProxyInfo());
+  HttpStreamFactory* stream_factory = session_->http_stream_factory();
+  stream_factory->PreconnectStreams(count, *(request_info_.get()),
+      *(ssl_config_.get()), net_log_);
+}
+
+void Preconnect::OnPreconnectComplete(int error_code) {
+  delete this;
+}
+
+}  // namespace net