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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_SYSTEM_PLATFORM_HANDLE_DISPATCHER_H_
#define MOJO_SYSTEM_PLATFORM_HANDLE_DISPATCHER_H_
#include "base/macros.h"
#include "mojo/embedder/scoped_platform_handle.h"
#include "mojo/system/simple_dispatcher.h"
#include "mojo/system/system_impl_export.h"
namespace mojo {
namespace system {
// A dispatcher that simply wraps/transports a |PlatformHandle| (only for use by
// the embedder).
class MOJO_SYSTEM_IMPL_EXPORT PlatformHandleDispatcher
: public SimpleDispatcher {
public:
explicit PlatformHandleDispatcher(
embedder::ScopedPlatformHandle platform_handle);
embedder::ScopedPlatformHandle PassPlatformHandle();
// |Dispatcher| public methods:
virtual Type GetType() const OVERRIDE;
// The "opposite" of |SerializeAndClose()|. (Typically this is called by
// |Dispatcher::Deserialize()|.)
static scoped_refptr<PlatformHandleDispatcher> Deserialize(
Channel* channel,
const void* source,
size_t size,
embedder::PlatformHandleVector* platform_handles);
private:
virtual ~PlatformHandleDispatcher();
// |Dispatcher| protected methods:
virtual void CloseImplNoLock() OVERRIDE;
virtual scoped_refptr<Dispatcher>
CreateEquivalentDispatcherAndCloseImplNoLock() OVERRIDE;
virtual void StartSerializeImplNoLock(Channel* channel,
size_t* max_size,
size_t* max_platform_handles) OVERRIDE;
virtual bool EndSerializeAndCloseImplNoLock(
Channel* channel,
void* destination,
size_t* actual_size,
embedder::PlatformHandleVector* platform_handles) OVERRIDE;
// |SimpleDispatcher| method:
virtual HandleSignalsState GetHandleSignalsStateNoLock() const OVERRIDE;
embedder::ScopedPlatformHandle platform_handle_;
DISALLOW_COPY_AND_ASSIGN(PlatformHandleDispatcher);
};
} // namespace system
} // namespace mojo
#endif // MOJO_SYSTEM_PLATFORM_HANDLE_DISPATCHER_H_