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// Copyright 2014 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 MOJO_EDK_SYSTEM_PLATFORM_HANDLE_DISPATCHER_H_
#define MOJO_EDK_SYSTEM_PLATFORM_HANDLE_DISPATCHER_H_
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/synchronization/lock.h"
#include "mojo/edk/embedder/scoped_platform_handle.h"
#include "mojo/edk/system/dispatcher.h"
#include "mojo/edk/system/system_impl_export.h"
namespace mojo {
namespace edk {
class MOJO_SYSTEM_IMPL_EXPORT PlatformHandleDispatcher : public Dispatcher {
public:
static scoped_refptr<PlatformHandleDispatcher> Create(
ScopedPlatformHandle platform_handle);
ScopedPlatformHandle PassPlatformHandle();
// Dispatcher:
Type GetType() const override;
MojoResult Close() override;
void StartSerialize(uint32_t* num_bytes,
uint32_t* num_ports,
uint32_t* num_handles) override;
bool EndSerialize(void* destination,
ports::PortName* ports,
PlatformHandle* handles) override;
bool BeginTransit() override;
void CompleteTransitAndClose() override;
void CancelTransit() override;
static scoped_refptr<PlatformHandleDispatcher> Deserialize(
const void* bytes,
size_t num_bytes,
const ports::PortName* ports,
size_t num_ports,
PlatformHandle* handles,
size_t num_handles);
private:
PlatformHandleDispatcher(ScopedPlatformHandle platform_handle);
~PlatformHandleDispatcher() override;
base::Lock lock_;
bool in_transit_ = false;
bool is_closed_ = false;
ScopedPlatformHandle platform_handle_;
DISALLOW_COPY_AND_ASSIGN(PlatformHandleDispatcher);
};
} // namespace edk
} // namespace mojo
#endif // MOJO_EDK_SYSTEM_PLATFORM_HANDLE_DISPATCHER_H_
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