The Tor Browser: tools/profiler/SaveProfileTask.cpp@97036ab72558

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "SaveProfileTask.h"

     7 #include "GeckoProfiler.h"

     9 nsresult

    10 SaveProfileTask::Run() {

    11   // Get file path

    12 #if defined(SPS_PLAT_arm_android) && !defined(MOZ_WIDGET_GONK)

    13   nsCString tmpPath;

    14   tmpPath.AppendPrintf("/sdcard/profile_%i_%i.txt", XRE_GetProcessType(), getpid());

    15 #else

    16   nsCOMPtr<nsIFile> tmpFile;

    17   nsAutoCString tmpPath;

    18   if (NS_FAILED(NS_GetSpecialDirectory(NS_OS_TEMP_DIR, getter_AddRefs(tmpFile)))) {

    19     LOG("Failed to find temporary directory.");

    20     return NS_ERROR_FAILURE;

    21   }

    22   tmpPath.AppendPrintf("profile_%i_%i.txt", XRE_GetProcessType(), getpid());

    24   nsresult rv = tmpFile->AppendNative(tmpPath);

    25   if (NS_FAILED(rv))

    26     return rv;

    28   rv = tmpFile->GetNativePath(tmpPath);

    29   if (NS_FAILED(rv))

    30     return rv;

    31 #endif

    33   profiler_save_profile_to_file(tmpPath.get());

    35   return NS_OK;

    36 }

    38 NS_IMPL_ISUPPORTS(ProfileSaveEvent, nsIProfileSaveEvent)

    40 nsresult

    41 ProfileSaveEvent::AddSubProfile(const char* aProfile) {

    42   mFunc(aProfile, mClosure);

    43   return NS_OK;

    44 }

The Tor Browser / file revision

tools/profiler/SaveProfileTask.cpp@97036ab72558

tools/profiler/SaveProfileTask.cpp