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/memory_dump_request_args.h"
  12 #include "base/trace_event/trace_event_impl.h"
  13 #include "ipc/ipc_channel_handle.h"
  14 #include "ipc/ipc_message_macros.h"
  15 #include "ipc/ipc_message_utils.h"
  16 #include "ipc/ipc_platform_file.h"
  17
  18 #define IPC_MESSAGE_START TracingMsgStart
  19
  20 IPC_STRUCT_TRAITS_BEGIN(base::trace_event::TraceLogStatus)
  21 IPC_STRUCT_TRAITS_MEMBER(event_capacity)
  22 IPC_STRUCT_TRAITS_MEMBER(event_count)
  23 IPC_STRUCT_TRAITS_END()
  24
  25 IPC_STRUCT_TRAITS_BEGIN(base::trace_event::MemoryDumpRequestArgs)
  26 IPC_STRUCT_TRAITS_MEMBER(dump_guid)
  27 IPC_STRUCT_TRAITS_MEMBER(dump_type)
  28 IPC_STRUCT_TRAITS_END()
  29
  30 IPC_ENUM_TRAITS_MAX_VALUE(
  31     base::trace_event::MemoryDumpType,
  32     static_cast<int>(base::trace_event::MemoryDumpType::LAST))
  33
  34 // Sent to all child processes to enable trace event recording.
  35 IPC_MESSAGE_CONTROL3(TracingMsg_BeginTracing,
  36                      std::string /*  trace_config_str */,
  37                      base::TraceTicks /* browser_time */,
  38                      uint64 /* Tracing process id (hash of child id) */)
  39
  40 // Sent to all child processes to disable trace event recording.
  41 IPC_MESSAGE_CONTROL0(TracingMsg_EndTracing)
  42
  43 // Sent to all child processes to cancel trace event recording.
  44 IPC_MESSAGE_CONTROL0(TracingMsg_CancelTracing)
  45
  46 // Sent to all child processes to start monitoring.
  47 IPC_MESSAGE_CONTROL2(TracingMsg_EnableMonitoring,
  48                      std::string /*  trace_config_str */,
  49                      base::TraceTicks /* browser_time */)
  50
  51 // Sent to all child processes to stop monitoring.
  52 IPC_MESSAGE_CONTROL0(TracingMsg_DisableMonitoring)
  53
  54 // Sent to all child processes to capture the current monitorint snapshot.
  55 IPC_MESSAGE_CONTROL0(TracingMsg_CaptureMonitoringSnapshot)
  56
  57 // Sent to all child processes to get trace buffer fullness.
  58 IPC_MESSAGE_CONTROL0(TracingMsg_GetTraceLogStatus)
  59
  60 // Sent to all child processes to set watch event.
  61 IPC_MESSAGE_CONTROL2(TracingMsg_SetWatchEvent,
  62                      std::string /* category_name */,
  63                      std::string /* event_name */)
  64
  65 // Sent to all child processes to clear watch event.
  66 IPC_MESSAGE_CONTROL0(TracingMsg_CancelWatchEvent)
  67
  68 // Sent to all child processes to request a local (current process) memory dump.
  69 IPC_MESSAGE_CONTROL1(TracingMsg_ProcessMemoryDumpRequest,
  70                      base::trace_event::MemoryDumpRequestArgs)
  71
  72 // Reply to TracingHostMsg_GlobalMemoryDumpRequest, sent by the browser process.
  73 // This is to get the result of a global dump initiated by a child process.
  74 IPC_MESSAGE_CONTROL2(TracingMsg_GlobalMemoryDumpResponse,
  75                      uint64 /* dump_guid */,
  76                      bool /* success */)
  77
  78 // Sent everytime when a watch event is matched.
  79 IPC_MESSAGE_CONTROL0(TracingHostMsg_WatchEventMatched)
  80
  81 // Notify the browser that this child process supports tracing.
  82 IPC_MESSAGE_CONTROL0(TracingHostMsg_ChildSupportsTracing)
  83
  84 // Reply from child processes acking TracingMsg_EndTracing.
  85 IPC_MESSAGE_CONTROL1(TracingHostMsg_EndTracingAck,
  86                      std::vector<std::string> /* known_categories */)
  87
  88 // Reply from child processes acking TracingMsg_CaptureMonitoringSnapshot.
  89 IPC_MESSAGE_CONTROL0(TracingHostMsg_CaptureMonitoringSnapshotAck)
  90
  91 // Child processes send back trace data in JSON chunks.
  92 IPC_MESSAGE_CONTROL1(TracingHostMsg_TraceDataCollected,
  93                      std::string /*json trace data*/)
  94
  95 // Child processes send back trace data of the current monitoring
  96 // in JSON chunks.
  97 IPC_MESSAGE_CONTROL1(TracingHostMsg_MonitoringTraceDataCollected,
  98                      std::string /*json trace data*/)
  99
 100 // Reply to TracingMsg_GetTraceLogStatus.
 101 IPC_MESSAGE_CONTROL1(
 102     TracingHostMsg_TraceLogStatusReply,
 103     base::trace_event::TraceLogStatus /*status of the trace log*/)
 104
 105 // Sent to the browser to initiate a global memory dump from a child process.
 106 IPC_MESSAGE_CONTROL1(TracingHostMsg_GlobalMemoryDumpRequest,
 107                      base::trace_event::MemoryDumpRequestArgs)
 108
 109 // Reply to TracingMsg_ProcessMemoryDumpRequest.
 110 IPC_MESSAGE_CONTROL2(TracingHostMsg_ProcessMemoryDumpResponse,
 111                      uint64 /* dump_guid */,
 112                      bool /* success */)