1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "content/browser/profiler_message_filter.h"
6
7 #include "base/tracked_objects.h"
8 #include "content/browser/profiler_controller_impl.h"
9 #include "content/browser/tcmalloc_internals_request_job.h"
10 #include "content/common/child_process_messages.h"
11
12 namespace content {
13
ProfilerMessageFilter(int process_type)14 ProfilerMessageFilter::ProfilerMessageFilter(int process_type)
15 : process_type_(process_type) {
16 }
17
OnChannelConnected(int32 peer_pid)18 void ProfilerMessageFilter::OnChannelConnected(int32 peer_pid) {
19 tracked_objects::ThreadData::Status status =
20 tracked_objects::ThreadData::status();
21 Send(new ChildProcessMsg_SetProfilerStatus(status));
22 }
23
OnMessageReceived(const IPC::Message & message,bool * message_was_ok)24 bool ProfilerMessageFilter::OnMessageReceived(const IPC::Message& message,
25 bool* message_was_ok) {
26 bool handled = true;
27 IPC_BEGIN_MESSAGE_MAP_EX(ProfilerMessageFilter, message, *message_was_ok)
28 IPC_MESSAGE_HANDLER(ChildProcessHostMsg_ChildProfilerData,
29 OnChildProfilerData)
30 #if defined(USE_TCMALLOC)
31 IPC_MESSAGE_HANDLER(ChildProcessHostMsg_TcmallocStats, OnTcmallocStats)
32 #endif
33 IPC_MESSAGE_UNHANDLED(handled = false)
34 IPC_END_MESSAGE_MAP_EX()
35 return handled;
36 }
37
~ProfilerMessageFilter()38 ProfilerMessageFilter::~ProfilerMessageFilter() {}
39
OnChildProfilerData(int sequence_number,const tracked_objects::ProcessDataSnapshot & profiler_data)40 void ProfilerMessageFilter::OnChildProfilerData(
41 int sequence_number,
42 const tracked_objects::ProcessDataSnapshot& profiler_data) {
43 ProfilerControllerImpl::GetInstance()->OnProfilerDataCollected(
44 sequence_number, profiler_data, process_type_);
45 }
46
47 #if defined(USE_TCMALLOC)
OnTcmallocStats(const std::string & output)48 void ProfilerMessageFilter::OnTcmallocStats(const std::string& output) {
49 AboutTcmallocOutputs::GetInstance()->OnStatsForChildProcess(
50 peer_pid(), process_type_, output);
51 }
52 #endif
53
54 }
55