| // 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_EDK_SYSTEM_LOCAL_MESSAGE_PIPE_ENDPOINT_H_ |
| #define MOJO_EDK_SYSTEM_LOCAL_MESSAGE_PIPE_ENDPOINT_H_ |
| |
| #include "mojo/edk/system/awakable_list.h" |
| #include "mojo/edk/system/handle_signals_state.h" |
| #include "mojo/edk/system/message_in_transit_queue.h" |
| #include "mojo/edk/system/message_pipe_endpoint.h" |
| #include "mojo/edk/system/system_impl_export.h" |
| #include "mojo/public/cpp/system/macros.h" |
| |
| namespace mojo { |
| namespace system { |
| |
| class MOJO_SYSTEM_IMPL_EXPORT LocalMessagePipeEndpoint final |
| : public MessagePipeEndpoint { |
| public: |
| // If |message_queue| is non-null, its contents will be taken as the queue of |
| // (already-received) messages. |
| explicit LocalMessagePipeEndpoint( |
| MessageInTransitQueue* message_queue = nullptr); |
| ~LocalMessagePipeEndpoint() override; |
| |
| // |MessagePipeEndpoint| implementation: |
| Type GetType() const override; |
| bool OnPeerClose() override; |
| void EnqueueMessage(scoped_ptr<MessageInTransit> message) override; |
| |
| // There's a dispatcher for |LocalMessagePipeEndpoint|s, so we have to |
| // implement/override these: |
| void Close() override; |
| void CancelAllAwakables() override; |
| MojoResult ReadMessage(UserPointer<void> bytes, |
| UserPointer<uint32_t> num_bytes, |
| DispatcherVector* dispatchers, |
| uint32_t* num_dispatchers, |
| MojoReadMessageFlags flags) override; |
| HandleSignalsState GetHandleSignalsState() const override; |
| MojoResult AddAwakable(Awakable* awakable, |
| MojoHandleSignals signals, |
| uint32_t context, |
| HandleSignalsState* signals_state) override; |
| void RemoveAwakable(Awakable* awakable, |
| HandleSignalsState* signals_state) override; |
| |
| // This is only to be used by |MessagePipe|: |
| MessageInTransitQueue* message_queue() { return &message_queue_; } |
| |
| private: |
| bool is_open_; |
| bool is_peer_open_; |
| |
| // Queue of incoming messages. |
| MessageInTransitQueue message_queue_; |
| AwakableList awakable_list_; |
| |
| MOJO_DISALLOW_COPY_AND_ASSIGN(LocalMessagePipeEndpoint); |
| }; |
| |
| } // namespace system |
| } // namespace mojo |
| |
| #endif // MOJO_EDK_SYSTEM_LOCAL_MESSAGE_PIPE_ENDPOINT_H_ |