gecko/tools/profiler/ProfilerIOInterposeObserver.cpp
Aaron Klotz 11c9be632f Bug 888534: Add support for Create, Stat and Close operations to IOInterposer. r=jonasfj
--HG--
extra : rebase_source : 6b7e75ae35e3250383f3990dce2680df44f4ec68
2013-10-01 13:53:19 -06:00

44 lines
1.3 KiB
C++

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "GeckoProfiler.h"
#include "ProfilerIOInterposeObserver.h"
#include "ProfilerMarkers.h"
using namespace mozilla;
void ProfilerIOInterposeObserver::Observe(Observation& aObservation)
{
const char* str = nullptr;
switch (aObservation.ObservedOperation()) {
case IOInterposeObserver::OpCreateOrOpen:
str = "create/open";
break;
case IOInterposeObserver::OpRead:
str = "read";
break;
case IOInterposeObserver::OpWrite:
str = "write";
break;
case IOInterposeObserver::OpFSync:
str = "fsync";
break;
case IOInterposeObserver::OpStat:
str = "stat";
break;
case IOInterposeObserver::OpClose:
str = "close";
break;
default:
return;
}
ProfilerBacktrace* stack = profiler_get_backtrace();
IOMarkerPayload* markerPayload = new IOMarkerPayload(aObservation.Reference(),
aObservation.Start(),
aObservation.End(),
stack);
PROFILER_MARKER_PAYLOAD(str, markerPayload);
}