components/tracing/tracing_messages.h

   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 // Multiply-included message header, no traditional include guard.
   6 #include <string>
   7 #include <vector>
   8
   9 #include "base/basictypes.h"
  10 #include "base/sync_socket.h"
  11 #include "base/trace_event/trace_event_impl.h"
  12 #include "ipc/ipc_channel_handle.h"
  13 #include "ipc/ipc_message_macros.h"
  14 #include "ipc/ipc_message_utils.h"
  15 #include "ipc/ipc_platform_file.h"
  16
  17 #define IPC_MESSAGE_START TracingMsgStart
  18
  19 IPC_STRUCT_TRAITS_BEGIN(base::debug::TraceLogStatus)
  20 IPC_STRUCT_TRAITS_MEMBER(event_capacity)
  21 IPC_STRUCT_TRAITS_MEMBER(event_count)
  22 IPC_STRUCT_TRAITS_END()
  23
  24 // Sent to all child processes to enable trace event recording.
  25 IPC_MESSAGE_CONTROL3(TracingMsg_BeginTracing,
  26                      std::string /*  category_filter_str */,
  27                      base::TimeTicks /* browser_time */,
  28                      std::string /* base::debug::TraceOptions */)
  29
  30 // Sent to all child processes to disable trace event recording.
  31 IPC_MESSAGE_CONTROL0(TracingMsg_EndTracing)
  32
  33 // Sent to all child processes to start monitoring.
  34 IPC_MESSAGE_CONTROL3(TracingMsg_EnableMonitoring,
  35                      std::string /*  category_filter_str */,
  36                      base::TimeTicks /* browser_time */,
  37                      std::string /* base::debug::TraceOptions */)
  38
  39 // Sent to all child processes to stop monitoring.
  40 IPC_MESSAGE_CONTROL0(TracingMsg_DisableMonitoring)
  41
  42 // Sent to all child processes to capture the current monitorint snapshot.
  43 IPC_MESSAGE_CONTROL0(TracingMsg_CaptureMonitoringSnapshot)
  44
  45 // Sent to all child processes to get trace buffer fullness.
  46 IPC_MESSAGE_CONTROL0(TracingMsg_GetTraceLogStatus)
  47
  48 // Sent to all child processes to set watch event.
  49 IPC_MESSAGE_CONTROL2(TracingMsg_SetWatchEvent,
  50                      std::string /* category_name */,
  51                      std::string /* event_name */)
  52
  53 // Sent to all child processes to clear watch event.
  54 IPC_MESSAGE_CONTROL0(TracingMsg_CancelWatchEvent)
  55
  56 // Sent everytime when a watch event is matched.
  57 IPC_MESSAGE_CONTROL0(TracingHostMsg_WatchEventMatched)
  58
  59 // Notify the browser that this child process supports tracing.
  60 IPC_MESSAGE_CONTROL0(TracingHostMsg_ChildSupportsTracing)
  61
  62 // Reply from child processes acking TracingMsg_EndTracing.
  63 IPC_MESSAGE_CONTROL1(TracingHostMsg_EndTracingAck,
  64                      std::vector<std::string> /* known_categories */)
  65
  66 // Reply from child processes acking TracingMsg_CaptureMonitoringSnapshot.
  67 IPC_MESSAGE_CONTROL0(TracingHostMsg_CaptureMonitoringSnapshotAck)
  68
  69 // Child processes send back trace data in JSON chunks.
  70 IPC_MESSAGE_CONTROL1(TracingHostMsg_TraceDataCollected,
  71                      std::string /*json trace data*/)
  72
  73 // Child processes send back trace data of the current monitoring
  74 // in JSON chunks.
  75 IPC_MESSAGE_CONTROL1(TracingHostMsg_MonitoringTraceDataCollected,
  76                      std::string /*json trace data*/)
  77
  78 // Reply to TracingMsg_GetTraceLogStatus.
  79 IPC_MESSAGE_CONTROL1(TracingHostMsg_TraceLogStatusReply,
  80                      base::debug::TraceLogStatus /*status of the trace log*/)