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// Copyright (c) 2012 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.
// Common IPC messages used for child processes.
// Multiply-included message file, hence no include guard.
#include <stdint.h>
#include <string>
#include <vector>
#include "base/memory/shared_memory.h"
#include "base/tracked_objects.h"
#include "base/values.h"
#include "build/build_config.h"
#include "cc/resources/shared_bitmap_manager.h"
#include "content/common/content_export.h"
#include "content/common/content_param_traits_macros.h"
#include "gpu/command_buffer/common/sync_token.h"
#include "gpu/ipc/common/gpu_param_traits_macros.h"
#include "ipc/ipc_channel_handle.h"
#include "ipc/ipc_features.h"
#include "ipc/ipc_message_macros.h"
#include "ipc/ipc_platform_file.h"
#include "ui/gfx/gpu_memory_buffer.h"
#include "ui/gfx/ipc/gfx_param_traits.h"
#include "ui/gfx/ipc/skia/gfx_skia_param_traits.h"
#if defined(OS_LINUX)
#include "base/threading/platform_thread.h"
#endif
IPC_ENUM_TRAITS_MAX_VALUE(tracked_objects::ThreadData::Status,
tracked_objects::ThreadData::STATUS_LAST)
IPC_STRUCT_TRAITS_BEGIN(tracked_objects::LocationSnapshot)
IPC_STRUCT_TRAITS_MEMBER(file_name)
IPC_STRUCT_TRAITS_MEMBER(function_name)
IPC_STRUCT_TRAITS_MEMBER(line_number)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(tracked_objects::BirthOnThreadSnapshot)
IPC_STRUCT_TRAITS_MEMBER(location)
IPC_STRUCT_TRAITS_MEMBER(sanitized_thread_name)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(tracked_objects::DeathDataSnapshot)
IPC_STRUCT_TRAITS_MEMBER(count)
IPC_STRUCT_TRAITS_MEMBER(run_duration_sum)
IPC_STRUCT_TRAITS_MEMBER(run_duration_max)
IPC_STRUCT_TRAITS_MEMBER(run_duration_sample)
IPC_STRUCT_TRAITS_MEMBER(queue_duration_sum)
IPC_STRUCT_TRAITS_MEMBER(queue_duration_max)
IPC_STRUCT_TRAITS_MEMBER(queue_duration_sample)
IPC_STRUCT_TRAITS_MEMBER(alloc_ops)
IPC_STRUCT_TRAITS_MEMBER(free_ops)
IPC_STRUCT_TRAITS_MEMBER(allocated_bytes)
IPC_STRUCT_TRAITS_MEMBER(freed_bytes)
IPC_STRUCT_TRAITS_MEMBER(alloc_overhead_bytes)
IPC_STRUCT_TRAITS_MEMBER(max_allocated_bytes)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(tracked_objects::TaskSnapshot)
IPC_STRUCT_TRAITS_MEMBER(birth)
IPC_STRUCT_TRAITS_MEMBER(death_data)
IPC_STRUCT_TRAITS_MEMBER(death_sanitized_thread_name)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(tracked_objects::ProcessDataPhaseSnapshot)
IPC_STRUCT_TRAITS_MEMBER(tasks)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(tracked_objects::ProcessDataSnapshot)
IPC_STRUCT_TRAITS_MEMBER(phased_snapshots)
IPC_STRUCT_TRAITS_MEMBER(process_id)
IPC_STRUCT_TRAITS_END()
#if defined(OS_LINUX)
IPC_ENUM_TRAITS_MAX_VALUE(base::ThreadPriority,
base::ThreadPriority::REALTIME_AUDIO)
#endif
#undef IPC_MESSAGE_EXPORT
#define IPC_MESSAGE_EXPORT CONTENT_EXPORT
#define IPC_MESSAGE_START ChildProcessMsgStart
// Messages sent from the browser to the child process.
// Sent in response to ChildProcessHostMsg_ShutdownRequest to tell the child
// process that it's safe to shutdown.
IPC_MESSAGE_CONTROL0(ChildProcessMsg_Shutdown)
#if BUILDFLAG(IPC_MESSAGE_LOG_ENABLED)
// Tell the child process to begin or end IPC message logging.
IPC_MESSAGE_CONTROL1(ChildProcessMsg_SetIPCLoggingEnabled,
bool /* on or off */)
#endif
// Tell the child process to enable or disable the profiler status.
IPC_MESSAGE_CONTROL1(ChildProcessMsg_SetProfilerStatus,
tracked_objects::ThreadData::Status /* profiler status */)
// Send to all the child processes to send back profiler data (ThreadData in
// tracked_objects).
IPC_MESSAGE_CONTROL2(ChildProcessMsg_GetChildProfilerData,
int /* sequence_number */,
int /* current_profiling_phase */)
// Send to all the child processes to mark the current profiling phase as
// finished and start a new phase.
IPC_MESSAGE_CONTROL1(ChildProcessMsg_ProfilingPhaseCompleted,
int /* profiling_phase */)
// Sent to set the shared memory buffer to be used for storing histograms that
// are to be reported by the browser process to UMA. The following message
// (GetChildNonPersistentHistogramData) will return any histograms created
// before this message is received but not any histograms created afterward.
IPC_MESSAGE_CONTROL2(ChildProcessMsg_SetHistogramMemory,
base::SharedMemoryHandle /* shm_handle */,
int /* shm_size */)
// Send to all the child processes to send back histogram data.
IPC_MESSAGE_CONTROL1(ChildProcessMsg_GetChildNonPersistentHistogramData,
int /* sequence_number */)
// Sent to child processes to tell them to enter or leave background mode.
IPC_MESSAGE_CONTROL1(ChildProcessMsg_SetProcessBackgrounded,
bool /* background */)
// Sent to child processes to tell them to purge and suspend.
IPC_MESSAGE_CONTROL0(ChildProcessMsg_PurgeAndSuspend)
// Sent to child processes to tell them to resume from suspended mode.
IPC_MESSAGE_CONTROL0(ChildProcessMsg_Resume)
////////////////////////////////////////////////////////////////////////////////
// Messages sent from the child process to the browser.
// A renderer sends this when it wants to know whether a gpu process exists.
IPC_SYNC_MESSAGE_CONTROL0_1(ChildProcessHostMsg_HasGpuProcess,
bool /* result */)
IPC_MESSAGE_CONTROL0(ChildProcessHostMsg_ShutdownRequest)
// Send back profiler data (ThreadData in tracked_objects).
IPC_MESSAGE_CONTROL2(
ChildProcessHostMsg_ChildProfilerData,
int, /* sequence_number */
tracked_objects::ProcessDataSnapshot /* process_data_snapshot */)
// Send back histograms as vector of pickled-histogram strings.
IPC_MESSAGE_CONTROL2(ChildProcessHostMsg_ChildHistogramData,
int, /* sequence_number */
std::vector<std::string> /* histogram_data */)
// Request a histogram from the browser. The browser will send the histogram
// data only if it has been passed the command line flag
// switches::kDomAutomationController.
IPC_SYNC_MESSAGE_CONTROL1_1(ChildProcessHostMsg_GetBrowserHistogram,
std::string, /* histogram_name */
std::string /* histogram_json */)
#if defined(OS_WIN)
// Request that the given font be loaded by the host so it's cached by the
// OS. Please see ChildProcessHost::PreCacheFont for details.
IPC_SYNC_MESSAGE_CONTROL1_0(ChildProcessHostMsg_PreCacheFont,
LOGFONT /* font data */)
// Release the cached font
IPC_MESSAGE_CONTROL0(ChildProcessHostMsg_ReleaseCachedFonts)
#endif // defined(OS_WIN)
#if defined(OS_LINUX)
// Asks the browser to change the priority of thread.
IPC_MESSAGE_CONTROL2(ChildProcessHostMsg_SetThreadPriority,
base::PlatformThreadId,
base::ThreadPriority)
#endif
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