Implement the broker process that launches NaCl loader processes on 64-bit Windows systems.

BUG=28176
TEST=none

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=37578
Review URL: http://codereview.chromium.org/542030

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@37720 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 69 insertions, 0 deletions

diff --git a/chrome/browser/nacl_host/nacl_broker_service.cc b/chrome/browser/nacl_host/nacl_broker_service.cc
new file mode 100644
index 0000000..ef659cd
--- /dev/null
+++ b/chrome/browser/nacl_host/nacl_broker_service.cc
@@ -0,0 +1,69 @@
+// Copyright (c) 2010 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.
+
+#include "chrome/browser/nacl_host/nacl_broker_service.h"
+
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/nacl_process_host.h"
+#include "chrome/common/chrome_switches.h"
+
+NaClBrokerService* NaClBrokerService::GetInstance() {
+  return Singleton<NaClBrokerService>::get();
+}
+
+NaClBrokerService::NaClBrokerService()
+    : broker_started_(false),
+      broker_host_(NULL),
+      resource_dispatcher_host_(NULL),
+      initialized_(false) {
+}
+
+void NaClBrokerService::Init(ResourceDispatcherHost* resource_dispatcher_host) {
+  if (initialized_) {
+    return;
+  }
+  resource_dispatcher_host_ = resource_dispatcher_host;
+  StartBroker();
+  initialized_ = true;
+}
+
+bool NaClBrokerService::StartBroker() {
+  broker_host_.reset(new NaClBrokerHost(resource_dispatcher_host_));
+  if (!broker_host_->Init()) {
+    // Initialization failed, we will not retry in the future
+    broker_host_.reset(NULL);
+  }
+  return (broker_host_ != NULL);
+}
+
+bool NaClBrokerService::LaunchLoader(NaClProcessHost* nacl_process_host,
+                                     const std::wstring& loader_channel_id) {
+  if (broker_started_) {
+    broker_host_->LaunchLoader(loader_channel_id);
+  } else {
+    // Add task to the list
+    pending_launches_[loader_channel_id] = nacl_process_host;
+  }
+  return true;
+}
+
+void NaClBrokerService::OnBrokerStarted() {
+  PendingLaunchesMap::iterator it;
+  for (it  = pending_launches_.begin(); it != pending_launches_.end(); it++) {
+    broker_host_->LaunchLoader(it->first);
+  }
+  broker_started_ = true;
+}
+
+void NaClBrokerService::OnLoaderLaunched(const std::wstring& channel_id,
+                                         base::ProcessHandle handle) {
+  NaClProcessHost* client;
+  PendingLaunchesMap::iterator it = pending_launches_.find(channel_id);
+  if (pending_launches_.end() == it) {
+    NOTREACHED();
+  }
+  client = it->second;
+  client->OnProcessLaunchedByBroker(handle);
+  pending_launches_.erase(it);
+}