GpuArcVideoService

components/arc/arc_bridge_bootstrap.h

 // Copyright 2015 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 COMPONENTS_ARC_ARC_BRIDGE_BOOTSTRAP_H_
 #define COMPONENTS_ARC_ARC_BRIDGE_BOOTSTRAP_H_
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/process/process_handle.h"
 #include "base/sequenced_task_runner.h"
 #include "base/single_thread_task_runner.h"
 #include "components/arc/common/arc_bridge.mojom.h"
 
 namespace arc {
 
+// Child process may be created in the different namespace, thus we don't have
+// its real PID. Since Mojo in POSIX only uses the value as identifier for the
+// routing table, we can give it fake value as long as it is unique.
+// Chrome OS uses default pid_max of 32k, so we can safely shift the pid range
+// by kPidBase and don't conflict with legitimate process.
+base::ProcessHandle RemapChildPid(uint32_t pid);
+
 // Starts the ARC instance and bootstraps the bridge connection.
 // Clients should implement the Delegate to be notified upon communications
 // being available.
 class ArcBridgeBootstrap {
  public:
   class Delegate {
    public:
     virtual void OnConnectionEstablished(ArcBridgeInstancePtr instance_ptr) = 0;
     virtual void OnStopped() = 0;
   };
@@ skipping 20 matching lines @@
   // Owned by the caller.
   Delegate* delegate_ = nullptr;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ArcBridgeBootstrap);
 };
 
 }  // namespace arc
 
 #endif  // COMPONENTS_ARC_ARC_BRIDGE_BOOTSTRAP_H_