зеркало из https://github.com/mozilla/gecko-dev.git
74 строки
2.2 KiB
C++
74 строки
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "UtilityProcessImpl.h"
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#include "mozilla/ipc/IOThreadChild.h"
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#include "mozilla/GeckoArgs.h"
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#if defined(OS_WIN) && defined(MOZ_SANDBOX)
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# include "mozilla/sandboxTarget.h"
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# include "WMF.h"
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# include "WMFDecoderModule.h"
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#endif
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#if defined(XP_OPENBSD) && defined(MOZ_SANDBOX)
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# include "mozilla/SandboxSettings.h"
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#endif
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namespace mozilla::ipc {
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UtilityProcessImpl::UtilityProcessImpl(ProcessId aParentPid)
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: ProcessChild(aParentPid) {
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mUtility = new UtilityProcessChild();
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}
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UtilityProcessImpl::~UtilityProcessImpl() { mUtility = nullptr; }
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bool UtilityProcessImpl::Init(int aArgc, char* aArgv[]) {
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Maybe<uint64_t> sandboxingKind = geckoargs::sSandboxingKind.Get(aArgc, aArgv);
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if (sandboxingKind.isNothing()) {
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return false;
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}
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if (*sandboxingKind >= SandboxingKind::COUNT) {
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return false;
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}
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#if defined(MOZ_SANDBOX) && defined(OS_WIN)
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// We delay load winmm.dll so that its dependencies don't interfere with COM
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// initialization when win32k is locked down. We need to load it before we
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// lower the sandbox in processes where the policy will prevent loading.
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::LoadLibraryW(L"winmm.dll");
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if (*sandboxingKind == SandboxingKind::UTILITY_AUDIO_DECODING) {
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UtilityAudioDecoderParent::PreloadForSandbox();
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}
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// Go for it
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mozilla::SandboxTarget::Instance()->StartSandbox();
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#elif defined(__OpenBSD__) && defined(MOZ_SANDBOX)
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StartOpenBSDSandbox(GeckoProcessType_Utility,
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(SandboxingKind)*sandboxingKind);
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#endif
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Maybe<const char*> parentBuildID =
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geckoargs::sParentBuildID.Get(aArgc, aArgv);
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if (parentBuildID.isNothing()) {
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return false;
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}
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if (!ProcessChild::InitPrefs(aArgc, aArgv)) {
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return false;
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}
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return mUtility->Init(ParentPid(), nsCString(*parentBuildID), *sandboxingKind,
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IOThreadChild::TakeInitialPort());
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}
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void UtilityProcessImpl::CleanUp() { NS_ShutdownXPCOM(nullptr); }
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} // namespace mozilla::ipc
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