66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef MOJO_CORE_EMBEDDER_EMBEDDER_H_
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#define MOJO_CORE_EMBEDDER_EMBEDDER_H_
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#include <stddef.h>
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#include <string>
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#include "base/callback.h"
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#include "base/component_export.h"
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#include "base/memory/ref_counted.h"
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#include "base/memory/shared_memory_handle.h"
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#include "base/process/process_handle.h"
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#include "base/task_runner.h"
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#include "build/build_config.h"
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#include "mojo/core/embedder/configuration.h"
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namespace base {
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class PortProvider;
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}
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namespace mojo {
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namespace core {
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using ProcessErrorCallback = base::Callback<void(const std::string& error)>;
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// Basic configuration/initialization ------------------------------------------
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// Must be called first, or just after setting configuration parameters, to
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// initialize the (global, singleton) system state. There is no corresponding
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// shutdown operation: once the embedder is initialized, public Mojo C API calls
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// remain available for the remainder of the process's lifetime.
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COMPONENT_EXPORT(MOJO_CORE_EMBEDDER)
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void Init(const Configuration& configuration);
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// Like above but uses a default Configuration.
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COMPONENT_EXPORT(MOJO_CORE_EMBEDDER) void Init();
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// Sets a default callback to invoke when an internal error is reported but
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// cannot be associated with a specific child process. Calling this is optional.
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COMPONENT_EXPORT(MOJO_CORE_EMBEDDER)
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void SetDefaultProcessErrorCallback(const ProcessErrorCallback& callback);
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// Initialialization/shutdown for interprocess communication (IPC) -------------
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// Retrieves the TaskRunner used for IPC I/O, as set by ScopedIPCSupport.
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COMPONENT_EXPORT(MOJO_CORE_EMBEDDER)
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scoped_refptr<base::TaskRunner> GetIOTaskRunner();
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#if defined(OS_MACOSX) && !defined(OS_IOS)
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// Set the |base::PortProvider| for this process. Can be called on any thread,
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// but must be set in the root process before any Mach ports can be transferred.
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//
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// If called at all, this must be called while a ScopedIPCSupport exists.
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COMPONENT_EXPORT(MOJO_CORE_EMBEDDER)
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void SetMachPortProvider(base::PortProvider* port_provider);
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#endif
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} // namespace core
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} // namespace mojo
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#endif // MOJO_CORE_EMBEDDER_EMBEDDER_H_
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