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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_NAMED_MOJO_IPC_SERVER_IPC_SERVER_H_
#define COMPONENTS_NAMED_MOJO_IPC_SERVER_IPC_SERVER_H_
#include "base/functional/callback.h"
#include "base/process/process_handle.h"
#include "mojo/public/cpp/bindings/receiver_set.h"
namespace named_mojo_ipc_server {
// An interface for MojoIpcServer to allow mocking in unittests.
class IpcServer {
public:
virtual ~IpcServer() = default;
// Starts sending out mojo invitations and accepting IPCs. No-op if the server
// is already started.
virtual void StartServer() = 0;
// Stops sending out mojo invitations and accepting IPCs. No-op if the server
// is already stopped.
virtual void StopServer() = 0;
// Close the receiver identified by |id| and disconnect the remote. No-op if
// |id| doesn't exist or the receiver is already closed.
virtual void Close(mojo::ReceiverId id) = 0;
// Sets a callback to be invoked any time a receiver is disconnected. You may
// find out which receiver is being disconnected by calling
// |current_receiver()|.
virtual void set_disconnect_handler(base::RepeatingClosure handler) = 0;
// Call this method to learn which receiver has received the incoming IPC or
// which receiver is being disconnected.
virtual mojo::ReceiverId current_receiver() const = 0;
// Call this method to learn the peer process' PID.
virtual base::ProcessId current_peer_pid() const = 0;
};
} // namespace named_mojo_ipc_server
#endif // COMPONENTS_NAMED_MOJO_IPC_SERVER_IPC_SERVER_H_
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