mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-11-24 06:16:30 +03:00
53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
// Copyright 2015 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 BASE_TRACE_EVENT_MEMORY_DUMP_PROVIDER_H_
|
|
#define BASE_TRACE_EVENT_MEMORY_DUMP_PROVIDER_H_
|
|
|
|
#include "base/base_export.h"
|
|
#include "base/macros.h"
|
|
#include "base/process/process_handle.h"
|
|
#include "base/trace_event/memory_dump_request_args.h"
|
|
|
|
namespace base {
|
|
namespace trace_event {
|
|
|
|
class ProcessMemoryDump;
|
|
|
|
// The contract interface that memory dump providers must implement.
|
|
class BASE_EXPORT MemoryDumpProvider {
|
|
public:
|
|
// Optional arguments for MemoryDumpManager::RegisterDumpProvider().
|
|
struct Options {
|
|
Options() : dumps_on_single_thread_task_runner(false) {}
|
|
|
|
// |dumps_on_single_thread_task_runner| is true if the dump provider runs on
|
|
// a SingleThreadTaskRunner, which is usually the case. It is faster to run
|
|
// all providers that run on the same thread together without thread hops.
|
|
bool dumps_on_single_thread_task_runner;
|
|
};
|
|
|
|
virtual ~MemoryDumpProvider() = default;
|
|
|
|
// Called by the MemoryDumpManager when generating memory dumps.
|
|
// The |args| specify if the embedder should generate light/heavy dumps on
|
|
// dump requests. The embedder should return true if the |pmd| was
|
|
// successfully populated, false if something went wrong and the dump should
|
|
// be considered invalid.
|
|
// (Note, the MemoryDumpManager has a fail-safe logic which will disable the
|
|
// MemoryDumpProvider for the entire trace session if it fails consistently).
|
|
virtual bool OnMemoryDump(const MemoryDumpArgs& args,
|
|
ProcessMemoryDump* pmd) = 0;
|
|
|
|
protected:
|
|
MemoryDumpProvider() = default;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(MemoryDumpProvider);
|
|
};
|
|
|
|
} // namespace trace_event
|
|
} // namespace base
|
|
|
|
#endif // BASE_TRACE_EVENT_MEMORY_DUMP_PROVIDER_H_
|