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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_THREADING_CROSS_PROCESS_PLATFORM_THREAD_DELEGATE_H_
#define BASE_THREADING_CROSS_PROCESS_PLATFORM_THREAD_DELEGATE_H_
#include "base/base_export.h"
#include "base/threading/platform_thread.h"
namespace base {
// A CrossProcessPlatformThreadDelegate can intercept thread type changes for
// threads including other processes. This can be used for ChromeOS so that the
// browser process can proxy thread type updates of child processes received
// from SandboxedProcessThreadTypeHandler to D-Bus because child processes don't
// have access to D-Bus.
class BASE_EXPORT CrossProcessPlatformThreadDelegate {
public:
CrossProcessPlatformThreadDelegate() = default;
CrossProcessPlatformThreadDelegate(
const CrossProcessPlatformThreadDelegate&) = delete;
CrossProcessPlatformThreadDelegate& operator=(
const CrossProcessPlatformThreadDelegate&) = delete;
virtual ~CrossProcessPlatformThreadDelegate() = default;
// Invoked on thread type change. Returns true if the delegate handles
// adjusting thread properties.
virtual bool HandleThreadTypeChange(ProcessId process_id,
PlatformThreadId thread_id,
ThreadType thread_type) = 0;
};
} // namespace base
#endif // BASE_THREADING_CROSS_PROCESS_PLATFORM_THREAD_DELEGATE_H_
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