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// Copyright 2013 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_LOCAL_MESSAGE_PIPE_ENDPOINT_H_
#define MOJO_SYSTEM_LOCAL_MESSAGE_PIPE_ENDPOINT_H_
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "mojo/public/c/system/core.h"
#include "mojo/system/message_in_transit_queue.h"
#include "mojo/system/message_pipe_endpoint.h"
#include "mojo/system/system_impl_export.h"
#include "mojo/system/waiter_list.h"
namespace mojo {
namespace system {
class MOJO_SYSTEM_IMPL_EXPORT LocalMessagePipeEndpoint
: public MessagePipeEndpoint {
public:
LocalMessagePipeEndpoint();
virtual ~LocalMessagePipeEndpoint();
// |MessagePipeEndpoint| implementation:
virtual Type GetType() const OVERRIDE;
virtual bool OnPeerClose() OVERRIDE;
virtual void EnqueueMessage(scoped_ptr<MessageInTransit> message) OVERRIDE;
// There's a dispatcher for |LocalMessagePipeEndpoint|s, so we have to
// implement/override these:
virtual void Close() OVERRIDE;
virtual void CancelAllWaiters() OVERRIDE;
virtual MojoResult ReadMessage(void* bytes,
uint32_t* num_bytes,
DispatcherVector* dispatchers,
uint32_t* num_dispatchers,
MojoReadMessageFlags flags) OVERRIDE;
virtual MojoResult AddWaiter(Waiter* waiter,
MojoWaitFlags flags,
MojoResult wake_result) OVERRIDE;
virtual void RemoveWaiter(Waiter* waiter) OVERRIDE;
// This is only to be used by |ProxyMessagePipeEndpoint|:
MessageInTransitQueue* message_queue() { return &message_queue_; }
private:
MojoWaitFlags SatisfiedFlags();
MojoWaitFlags SatisfiableFlags();
bool is_open_;
bool is_peer_open_;
// Queue of incoming messages.
MessageInTransitQueue message_queue_;
WaiterList waiter_list_;
DISALLOW_COPY_AND_ASSIGN(LocalMessagePipeEndpoint);
};
} // namespace system
} // namespace mojo
#endif // MOJO_SYSTEM_LOCAL_MESSAGE_PIPE_ENDPOINT_H_
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