1 // Copyright 2015 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef MOJO_PUBLIC_CPP_BINDINGS_LIB_CONTROL_MESSAGE_HANDLER_H_ 6 #define MOJO_PUBLIC_CPP_BINDINGS_LIB_CONTROL_MESSAGE_HANDLER_H_ 7 8 #include <stdint.h> 9 10 #include "base/macros.h" 11 #include "mojo/public/cpp/bindings/lib/serialization_context.h" 12 #include "mojo/public/cpp/bindings/message.h" 13 14 namespace mojo { 15 namespace internal { 16 17 // Handlers for request messages defined in interface_control_messages.mojom. 18 class ControlMessageHandler : public MessageReceiverWithResponderStatus { 19 public: 20 static bool IsControlMessage(const Message* message); 21 22 explicit ControlMessageHandler(uint32_t interface_version); 23 ~ControlMessageHandler() override; 24 25 // Call the following methods only if IsControlMessage() returned true. 26 bool Accept(Message* message) override; 27 // Takes ownership of |responder|. 28 bool AcceptWithResponder(Message* message, 29 MessageReceiverWithStatus* responder) override; 30 31 private: 32 bool Run(Message* message, MessageReceiverWithStatus* responder); 33 bool RunOrClosePipe(Message* message); 34 35 uint32_t interface_version_; 36 SerializationContext context_; 37 38 DISALLOW_COPY_AND_ASSIGN(ControlMessageHandler); 39 }; 40 41 } // namespace internal 42 } // namespace mojo 43 44 #endif // MOJO_PUBLIC_CPP_BINDINGS_LIB_CONTROL_MESSAGE_HANDLER_H_ 45