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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /xpcom/build/XPCOMInit.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'xpcom/build/XPCOMInit.cpp')
-rw-r--r--xpcom/build/XPCOMInit.cpp1126
1 files changed, 1126 insertions, 0 deletions
diff --git a/xpcom/build/XPCOMInit.cpp b/xpcom/build/XPCOMInit.cpp
new file mode 100644
index 000000000..c72ea48d7
--- /dev/null
+++ b/xpcom/build/XPCOMInit.cpp
@@ -0,0 +1,1126 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 "base/basictypes.h"
+
+#include "mozilla/AbstractThread.h"
+#include "mozilla/Atomics.h"
+#include "mozilla/Poison.h"
+#include "mozilla/SharedThreadPool.h"
+#include "mozilla/XPCOM.h"
+#include "nsXULAppAPI.h"
+
+#include "nsXPCOMPrivate.h"
+#include "nsXPCOMCIDInternal.h"
+
+#include "mozilla/layers/ImageBridgeChild.h"
+#include "mozilla/layers/CompositorBridgeParent.h"
+#include "mozilla/dom/VideoDecoderManagerChild.h"
+
+#include "prlink.h"
+
+#include "nsCycleCollector.h"
+#include "nsObserverList.h"
+#include "nsObserverService.h"
+#include "nsProperties.h"
+#include "nsPersistentProperties.h"
+#include "nsScriptableInputStream.h"
+#include "nsBinaryStream.h"
+#include "nsStorageStream.h"
+#include "nsPipe.h"
+#include "nsScriptableBase64Encoder.h"
+
+#include "nsMemoryImpl.h"
+#include "nsDebugImpl.h"
+#include "nsTraceRefcnt.h"
+#include "nsErrorService.h"
+
+// Disable deprecation warnings generated by nsISupportsArray and associated
+// classes.
+#if defined(__GNUC__)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#elif defined(_MSC_VER)
+#pragma warning (push)
+#pragma warning (disable : 4996)
+#endif
+
+#include "nsSupportsArray.h"
+
+#if defined(__GNUC__)
+#pragma GCC diagnostic pop
+#elif defined(_MSC_VER)
+#pragma warning (pop)
+#endif
+
+#include "nsArray.h"
+#include "nsINIParserImpl.h"
+#include "nsSupportsPrimitives.h"
+#include "nsConsoleService.h"
+
+#include "nsComponentManager.h"
+#include "nsCategoryManagerUtils.h"
+#include "nsIServiceManager.h"
+
+#include "nsThreadManager.h"
+#include "nsThreadPool.h"
+
+#include "xptinfo.h"
+#include "nsIInterfaceInfoManager.h"
+#include "xptiprivate.h"
+#include "mozilla/XPTInterfaceInfoManager.h"
+
+#include "nsTimerImpl.h"
+#include "TimerThread.h"
+
+#include "nsThread.h"
+#include "nsProcess.h"
+#include "nsEnvironment.h"
+#include "nsVersionComparatorImpl.h"
+
+#include "nsIFile.h"
+#include "nsLocalFile.h"
+#if defined(XP_UNIX)
+#include "nsNativeCharsetUtils.h"
+#endif
+#include "nsDirectoryService.h"
+#include "nsDirectoryServiceDefs.h"
+#include "nsCategoryManager.h"
+#include "nsICategoryManager.h"
+#include "nsMultiplexInputStream.h"
+
+#include "nsStringStream.h"
+extern nsresult nsStringInputStreamConstructor(nsISupports*, REFNSIID, void**);
+
+#include "nsAtomService.h"
+#include "nsAtomTable.h"
+#include "nsISupportsImpl.h"
+
+#include "nsHashPropertyBag.h"
+
+#include "nsUnicharInputStream.h"
+#include "nsVariant.h"
+
+#include "nsUUIDGenerator.h"
+
+#include "nsIOUtil.h"
+
+#include "SpecialSystemDirectory.h"
+
+#if defined(XP_WIN)
+#include "mozilla/WindowsVersion.h"
+#include "nsWindowsRegKey.h"
+#endif
+
+#ifdef MOZ_WIDGET_COCOA
+#include "nsMacUtilsImpl.h"
+#endif
+
+#include "nsSystemInfo.h"
+#include "nsMemoryReporterManager.h"
+#include "nsMemoryInfoDumper.h"
+#include "nsSecurityConsoleMessage.h"
+#include "nsMessageLoop.h"
+
+#include "nsStatusReporterManager.h"
+
+#include <locale.h>
+#include "mozilla/Services.h"
+#include "mozilla/Omnijar.h"
+#include "mozilla/HangMonitor.h"
+#include "mozilla/Telemetry.h"
+#include "mozilla/BackgroundHangMonitor.h"
+
+#include "nsChromeRegistry.h"
+#include "nsChromeProtocolHandler.h"
+#include "mozilla/PoisonIOInterposer.h"
+#include "mozilla/LateWriteChecks.h"
+
+#include "mozilla/scache/StartupCache.h"
+
+#include "base/at_exit.h"
+#include "base/command_line.h"
+#include "base/message_loop.h"
+
+#include "mozilla/ipc/BrowserProcessSubThread.h"
+#include "mozilla/AvailableMemoryTracker.h"
+#include "mozilla/ClearOnShutdown.h"
+#include "mozilla/CountingAllocatorBase.h"
+#include "mozilla/SystemMemoryReporter.h"
+#include "mozilla/UniquePtr.h"
+
+#include "mozilla/ipc/GeckoChildProcessHost.h"
+
+#include "ogg/ogg.h"
+#if defined(MOZ_VPX) && !defined(MOZ_VPX_NO_MEM_REPORTING)
+#if defined(HAVE_STDINT_H)
+// mozilla-config.h defines HAVE_STDINT_H, and then it's defined *again* in
+// vpx_config.h (which we include via vpx_mem.h, below). This redefinition
+// triggers a build warning on MSVC, so we have to #undef it first.
+#undef HAVE_STDINT_H
+#endif
+#include "vpx_mem/vpx_mem.h"
+#endif
+
+#include "GeckoProfiler.h"
+
+#include "jsapi.h"
+#include "js/Initialization.h"
+
+#include "gfxPlatform.h"
+
+#if EXPOSE_INTL_API
+#include "unicode/putil.h"
+#endif
+
+using namespace mozilla;
+using base::AtExitManager;
+using mozilla::ipc::BrowserProcessSubThread;
+
+namespace {
+
+static AtExitManager* sExitManager;
+static MessageLoop* sMessageLoop;
+static bool sCommandLineWasInitialized;
+static BrowserProcessSubThread* sIOThread;
+static BackgroundHangMonitor* sMainHangMonitor;
+
+} /* anonymous namespace */
+
+// Registry Factory creation function defined in nsRegistry.cpp
+// We hook into this function locally to create and register the registry
+// Since noone outside xpcom needs to know about this and nsRegistry.cpp
+// does not have a local include file, we are putting this definition
+// here rather than in nsIRegistry.h
+extern nsresult NS_RegistryGetFactory(nsIFactory** aFactory);
+extern nsresult NS_CategoryManagerGetFactory(nsIFactory**);
+
+#ifdef XP_WIN
+extern nsresult CreateAnonTempFileRemover();
+#endif
+
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsProcess)
+
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsID)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsString)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsCString)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsPRBool)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsPRUint8)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsPRUint16)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsPRUint32)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsPRUint64)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsPRTime)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsChar)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsPRInt16)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsPRInt32)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsPRInt64)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsFloat)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsDouble)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsVoid)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSupportsInterfacePointer)
+
+NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsConsoleService, Init)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsAtomService)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsTimer)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsBinaryOutputStream)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsBinaryInputStream)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsStorageStream)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsVersionComparatorImpl)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsScriptableBase64Encoder)
+
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsVariantCC)
+
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsHashPropertyBagCC)
+
+NS_GENERIC_AGGREGATED_CONSTRUCTOR(nsProperties)
+
+NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsUUIDGenerator, Init)
+
+#ifdef MOZ_WIDGET_COCOA
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsMacUtilsImpl)
+#endif
+
+NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsSystemInfo, Init)
+
+NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsMemoryReporterManager, Init)
+
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsMemoryInfoDumper)
+
+NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsStatusReporterManager, Init)
+
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsIOUtil)
+
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsSecurityConsoleMessage)
+
+static nsresult
+nsThreadManagerGetSingleton(nsISupports* aOuter,
+ const nsIID& aIID,
+ void** aInstancePtr)
+{
+ NS_ASSERTION(aInstancePtr, "null outptr");
+ if (NS_WARN_IF(aOuter)) {
+ return NS_ERROR_NO_AGGREGATION;
+ }
+
+ return nsThreadManager::get().QueryInterface(aIID, aInstancePtr);
+}
+
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsThreadPool)
+
+static nsresult
+nsXPTIInterfaceInfoManagerGetSingleton(nsISupports* aOuter,
+ const nsIID& aIID,
+ void** aInstancePtr)
+{
+ NS_ASSERTION(aInstancePtr, "null outptr");
+ if (NS_WARN_IF(aOuter)) {
+ return NS_ERROR_NO_AGGREGATION;
+ }
+
+ nsCOMPtr<nsIInterfaceInfoManager> iim(XPTInterfaceInfoManager::GetSingleton());
+ if (!iim) {
+ return NS_ERROR_FAILURE;
+ }
+
+ return iim->QueryInterface(aIID, aInstancePtr);
+}
+
+nsComponentManagerImpl* nsComponentManagerImpl::gComponentManager = nullptr;
+bool gXPCOMShuttingDown = false;
+bool gXPCOMThreadsShutDown = false;
+char16_t* gGREBinPath = nullptr;
+
+static NS_DEFINE_CID(kComponentManagerCID, NS_COMPONENTMANAGER_CID);
+static NS_DEFINE_CID(kINIParserFactoryCID, NS_INIPARSERFACTORY_CID);
+
+NS_DEFINE_NAMED_CID(NS_CHROMEREGISTRY_CID);
+NS_DEFINE_NAMED_CID(NS_CHROMEPROTOCOLHANDLER_CID);
+
+NS_DEFINE_NAMED_CID(NS_SECURITY_CONSOLE_MESSAGE_CID);
+
+NS_GENERIC_FACTORY_SINGLETON_CONSTRUCTOR(nsChromeRegistry,
+ nsChromeRegistry::GetSingleton)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsChromeProtocolHandler)
+
+#define NS_PERSISTENTPROPERTIES_CID NS_IPERSISTENTPROPERTIES_CID /* sigh */
+
+static already_AddRefed<nsIFactory>
+CreateINIParserFactory(const mozilla::Module& aModule,
+ const mozilla::Module::CIDEntry& aEntry)
+{
+ nsCOMPtr<nsIFactory> f = new nsINIParserFactory();
+ return f.forget();
+}
+
+#define COMPONENT(NAME, Ctor) static NS_DEFINE_CID(kNS_##NAME##_CID, NS_##NAME##_CID);
+#define COMPONENT_M(NAME, Ctor, Selector) static NS_DEFINE_CID(kNS_##NAME##_CID, NS_##NAME##_CID);
+#include "XPCOMModule.inc"
+#undef COMPONENT
+#undef COMPONENT_M
+
+#define COMPONENT(NAME, Ctor) { &kNS_##NAME##_CID, false, nullptr, Ctor },
+#define COMPONENT_M(NAME, Ctor, Selector) { &kNS_##NAME##_CID, false, nullptr, Ctor, Selector },
+const mozilla::Module::CIDEntry kXPCOMCIDEntries[] = {
+ { &kComponentManagerCID, true, nullptr, nsComponentManagerImpl::Create, Module::ALLOW_IN_GPU_PROCESS },
+ { &kINIParserFactoryCID, false, CreateINIParserFactory },
+#include "XPCOMModule.inc"
+ { &kNS_CHROMEREGISTRY_CID, false, nullptr, nsChromeRegistryConstructor },
+ { &kNS_CHROMEPROTOCOLHANDLER_CID, false, nullptr, nsChromeProtocolHandlerConstructor },
+ { &kNS_SECURITY_CONSOLE_MESSAGE_CID, false, nullptr, nsSecurityConsoleMessageConstructor },
+ { nullptr }
+};
+#undef COMPONENT
+#undef COMPONENT_M
+
+#define COMPONENT(NAME, Ctor) { NS_##NAME##_CONTRACTID, &kNS_##NAME##_CID },
+#define COMPONENT_M(NAME, Ctor, Selector) { NS_##NAME##_CONTRACTID, &kNS_##NAME##_CID, Selector },
+const mozilla::Module::ContractIDEntry kXPCOMContracts[] = {
+#include "XPCOMModule.inc"
+ { NS_CHROMEREGISTRY_CONTRACTID, &kNS_CHROMEREGISTRY_CID },
+ { NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "chrome", &kNS_CHROMEPROTOCOLHANDLER_CID },
+ { NS_INIPARSERFACTORY_CONTRACTID, &kINIParserFactoryCID },
+ { NS_SECURITY_CONSOLE_MESSAGE_CONTRACTID, &kNS_SECURITY_CONSOLE_MESSAGE_CID },
+ { nullptr }
+};
+#undef COMPONENT
+#undef COMPONENT_M
+
+const mozilla::Module kXPCOMModule = {
+ mozilla::Module::kVersion, kXPCOMCIDEntries, kXPCOMContracts,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ Module::ALLOW_IN_GPU_PROCESS
+};
+
+// gDebug will be freed during shutdown.
+static nsIDebug2* gDebug = nullptr;
+
+EXPORT_XPCOM_API(nsresult)
+NS_GetDebug(nsIDebug2** aResult)
+{
+ return nsDebugImpl::Create(nullptr, NS_GET_IID(nsIDebug2), (void**)aResult);
+}
+
+EXPORT_XPCOM_API(nsresult)
+NS_InitXPCOM(nsIServiceManager** aResult,
+ nsIFile* aBinDirectory)
+{
+ return NS_InitXPCOM2(aResult, aBinDirectory, nullptr);
+}
+
+class ICUReporter final
+ : public nsIMemoryReporter
+ , public CountingAllocatorBase<ICUReporter>
+{
+public:
+ NS_DECL_ISUPPORTS
+
+ static void* Alloc(const void*, size_t aSize)
+ {
+ return CountingMalloc(aSize);
+ }
+
+ static void* Realloc(const void*, void* aPtr, size_t aSize)
+ {
+ return CountingRealloc(aPtr, aSize);
+ }
+
+ static void Free(const void*, void* aPtr)
+ {
+ return CountingFree(aPtr);
+ }
+
+private:
+ NS_IMETHOD
+ CollectReports(nsIHandleReportCallback* aHandleReport, nsISupports* aData,
+ bool aAnonymize) override
+ {
+ MOZ_COLLECT_REPORT(
+ "explicit/icu", KIND_HEAP, UNITS_BYTES, MemoryAllocated(),
+ "Memory used by ICU, a Unicode and globalization support library.");
+
+ return NS_OK;
+ }
+
+ ~ICUReporter() {}
+};
+
+NS_IMPL_ISUPPORTS(ICUReporter, nsIMemoryReporter)
+
+/* static */ template<> Atomic<size_t>
+CountingAllocatorBase<ICUReporter>::sAmount(0);
+
+class OggReporter final
+ : public nsIMemoryReporter
+ , public CountingAllocatorBase<OggReporter>
+{
+public:
+ NS_DECL_ISUPPORTS
+
+private:
+ NS_IMETHOD
+ CollectReports(nsIHandleReportCallback* aHandleReport, nsISupports* aData,
+ bool aAnonymize) override
+ {
+ MOZ_COLLECT_REPORT(
+ "explicit/media/libogg", KIND_HEAP, UNITS_BYTES, MemoryAllocated(),
+ "Memory allocated through libogg for Ogg, Theora, and related media "
+ "files.");
+
+ return NS_OK;
+ }
+
+ ~OggReporter() {}
+};
+
+NS_IMPL_ISUPPORTS(OggReporter, nsIMemoryReporter)
+
+/* static */ template<> Atomic<size_t>
+CountingAllocatorBase<OggReporter>::sAmount(0);
+
+#ifdef MOZ_VPX
+class VPXReporter final
+ : public nsIMemoryReporter
+ , public CountingAllocatorBase<VPXReporter>
+{
+public:
+ NS_DECL_ISUPPORTS
+
+private:
+ NS_IMETHOD
+ CollectReports(nsIHandleReportCallback* aHandleReport, nsISupports* aData,
+ bool aAnonymize) override
+ {
+ MOZ_COLLECT_REPORT(
+ "explicit/media/libvpx", KIND_HEAP, UNITS_BYTES, MemoryAllocated(),
+ "Memory allocated through libvpx for WebM media files.");
+
+ return NS_OK;
+ }
+
+ ~VPXReporter() {}
+};
+
+NS_IMPL_ISUPPORTS(VPXReporter, nsIMemoryReporter)
+
+/* static */ template<> Atomic<size_t>
+CountingAllocatorBase<VPXReporter>::sAmount(0);
+#endif /* MOZ_VPX */
+
+static double
+TimeSinceProcessCreation()
+{
+ bool ignore;
+ return (TimeStamp::Now() - TimeStamp::ProcessCreation(ignore)).ToMilliseconds();
+}
+
+static bool sInitializedJS = false;
+
+// Note that on OSX, aBinDirectory will point to .app/Contents/Resources/browser
+EXPORT_XPCOM_API(nsresult)
+NS_InitXPCOM2(nsIServiceManager** aResult,
+ nsIFile* aBinDirectory,
+ nsIDirectoryServiceProvider* aAppFileLocationProvider)
+{
+ static bool sInitialized = false;
+ if (sInitialized) {
+ return NS_ERROR_FAILURE;
+ }
+
+ sInitialized = true;
+
+ mozPoisonValueInit();
+
+ NS_LogInit();
+
+ NS_InitAtomTable();
+
+ mozilla::LogModule::Init();
+
+ JS_SetCurrentEmbedderTimeFunction(TimeSinceProcessCreation);
+
+ char aLocal;
+ profiler_init(&aLocal);
+ nsresult rv = NS_OK;
+
+ // We are not shutting down
+ gXPCOMShuttingDown = false;
+
+ // Initialize the available memory tracker before other threads have had a
+ // chance to start up, because the initialization is not thread-safe.
+ mozilla::AvailableMemoryTracker::Init();
+
+#ifdef XP_UNIX
+ // Discover the current value of the umask, and save it where
+ // nsSystemInfo::Init can retrieve it when necessary. There is no way
+ // to read the umask without changing it, and the setting is process-
+ // global, so this must be done while we are still single-threaded; the
+ // nsSystemInfo object is typically created much later, when some piece
+ // of chrome JS wants it. The system call is specified as unable to fail.
+ nsSystemInfo::gUserUmask = ::umask(0777);
+ ::umask(nsSystemInfo::gUserUmask);
+#endif
+
+ // Set up chromium libs
+ NS_ASSERTION(!sExitManager && !sMessageLoop, "Bad logic!");
+
+ if (!AtExitManager::AlreadyRegistered()) {
+ sExitManager = new AtExitManager();
+ }
+
+ MessageLoop* messageLoop = MessageLoop::current();
+ if (!messageLoop) {
+ sMessageLoop = new MessageLoopForUI(MessageLoop::TYPE_MOZILLA_PARENT);
+ sMessageLoop->set_thread_name("Gecko");
+ // Set experimental values for main thread hangs:
+ // 128ms for transient hangs and 8192ms for permanent hangs
+ sMessageLoop->set_hang_timeouts(128, 8192);
+ } else if (messageLoop->type() == MessageLoop::TYPE_MOZILLA_CHILD) {
+ messageLoop->set_thread_name("Gecko_Child");
+ messageLoop->set_hang_timeouts(128, 8192);
+ }
+
+ if (XRE_IsParentProcess() &&
+ !BrowserProcessSubThread::GetMessageLoop(BrowserProcessSubThread::IO)) {
+ UniquePtr<BrowserProcessSubThread> ioThread = MakeUnique<BrowserProcessSubThread>(BrowserProcessSubThread::IO);
+
+ base::Thread::Options options;
+ options.message_loop_type = MessageLoop::TYPE_IO;
+ if (NS_WARN_IF(!ioThread->StartWithOptions(options))) {
+ return NS_ERROR_FAILURE;
+ }
+
+ sIOThread = ioThread.release();
+ }
+
+ // Establish the main thread here.
+ rv = nsThreadManager::get().Init();
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return rv;
+ }
+
+ // Set up the timer globals/timer thread
+ rv = nsTimerImpl::Startup();
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return rv;
+ }
+
+#ifndef ANDROID
+ // If the locale hasn't already been setup by our embedder,
+ // get us out of the "C" locale and into the system
+ if (strcmp(setlocale(LC_ALL, nullptr), "C") == 0) {
+ setlocale(LC_ALL, "");
+ }
+#endif
+
+#if defined(XP_UNIX)
+ NS_StartupNativeCharsetUtils();
+#endif
+
+ NS_StartupLocalFile();
+
+ StartupSpecialSystemDirectory();
+
+ nsDirectoryService::RealInit();
+
+ bool value;
+
+ if (aBinDirectory) {
+ rv = aBinDirectory->IsDirectory(&value);
+
+ if (NS_SUCCEEDED(rv) && value) {
+ nsDirectoryService::gService->Set(NS_XPCOM_INIT_CURRENT_PROCESS_DIR,
+ aBinDirectory);
+ }
+ }
+
+ if (aAppFileLocationProvider) {
+ rv = nsDirectoryService::gService->RegisterProvider(aAppFileLocationProvider);
+ if (NS_FAILED(rv)) {
+ return rv;
+ }
+ }
+
+ nsCOMPtr<nsIFile> xpcomLib;
+ nsDirectoryService::gService->Get(NS_GRE_BIN_DIR,
+ NS_GET_IID(nsIFile),
+ getter_AddRefs(xpcomLib));
+ MOZ_ASSERT(xpcomLib);
+
+ // set gGREBinPath
+ nsAutoString path;
+ xpcomLib->GetPath(path);
+ gGREBinPath = ToNewUnicode(path);
+
+ xpcomLib->AppendNative(nsDependentCString(XPCOM_DLL));
+ nsDirectoryService::gService->Set(NS_XPCOM_LIBRARY_FILE, xpcomLib);
+
+ if (!mozilla::Omnijar::IsInitialized()) {
+ mozilla::Omnijar::Init();
+ }
+
+ if ((sCommandLineWasInitialized = !CommandLine::IsInitialized())) {
+#ifdef OS_WIN
+ CommandLine::Init(0, nullptr);
+#else
+ nsCOMPtr<nsIFile> binaryFile;
+ nsDirectoryService::gService->Get(NS_XPCOM_CURRENT_PROCESS_DIR,
+ NS_GET_IID(nsIFile),
+ getter_AddRefs(binaryFile));
+ if (NS_WARN_IF(!binaryFile)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ rv = binaryFile->AppendNative(NS_LITERAL_CSTRING("nonexistent-executable"));
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return rv;
+ }
+
+ nsCString binaryPath;
+ rv = binaryFile->GetNativePath(binaryPath);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return rv;
+ }
+
+ static char const* const argv = { strdup(binaryPath.get()) };
+ CommandLine::Init(1, &argv);
+#endif
+ }
+
+ NS_ASSERTION(nsComponentManagerImpl::gComponentManager == nullptr,
+ "CompMgr not null at init");
+
+ // Create the Component/Service Manager
+ nsComponentManagerImpl::gComponentManager = new nsComponentManagerImpl();
+ NS_ADDREF(nsComponentManagerImpl::gComponentManager);
+
+ // Global cycle collector initialization.
+ if (!nsCycleCollector_init()) {
+ return NS_ERROR_UNEXPECTED;
+ }
+
+ // And start it up for this thread too.
+ nsCycleCollector_startup();
+
+ // Register ICU memory functions. This really shouldn't be necessary: the
+ // JS engine should do this on its own inside JS_Init, and memory-reporting
+ // code should call a JSAPI function to observe ICU memory usage. But we
+ // can't define the alloc/free functions in the JS engine, because it can't
+ // depend on the XPCOM-based memory reporting goop. So for now, we have
+ // this oddness.
+ mozilla::SetICUMemoryFunctions();
+
+ // Do the same for libogg.
+ ogg_set_mem_functions(OggReporter::CountingMalloc,
+ OggReporter::CountingCalloc,
+ OggReporter::CountingRealloc,
+ OggReporter::CountingFree);
+
+#if defined(MOZ_VPX) && !defined(MOZ_VPX_NO_MEM_REPORTING)
+ // And for VPX.
+ vpx_mem_set_functions(VPXReporter::CountingMalloc,
+ VPXReporter::CountingCalloc,
+ VPXReporter::CountingRealloc,
+ VPXReporter::CountingFree,
+ memcpy,
+ memset,
+ memmove);
+#endif
+
+#if EXPOSE_INTL_API && defined(MOZ_ICU_DATA_ARCHIVE)
+ nsCOMPtr<nsIFile> greDir;
+ nsDirectoryService::gService->Get(NS_GRE_DIR,
+ NS_GET_IID(nsIFile),
+ getter_AddRefs(greDir));
+ MOZ_ASSERT(greDir);
+ nsAutoCString nativeGREPath;
+ greDir->GetNativePath(nativeGREPath);
+ u_setDataDirectory(nativeGREPath.get());
+#endif
+
+ // Initialize the JS engine.
+ const char* jsInitFailureReason = JS_InitWithFailureDiagnostic();
+ if (jsInitFailureReason) {
+ NS_RUNTIMEABORT(jsInitFailureReason);
+ }
+ sInitializedJS = true;
+
+ // Init AbstractThread.
+ AbstractThread::InitStatics();
+
+ rv = nsComponentManagerImpl::gComponentManager->Init();
+ if (NS_FAILED(rv)) {
+ NS_RELEASE(nsComponentManagerImpl::gComponentManager);
+ return rv;
+ }
+
+ if (aResult) {
+ NS_ADDREF(*aResult = nsComponentManagerImpl::gComponentManager);
+ }
+
+ // The iimanager constructor searches and registers XPT files.
+ // (We trigger the singleton's lazy construction here to make that happen.)
+ (void)XPTInterfaceInfoManager::GetSingleton();
+
+ // After autoreg, but before we actually instantiate any components,
+ // add any services listed in the "xpcom-directory-providers" category
+ // to the directory service.
+ nsDirectoryService::gService->RegisterCategoryProviders();
+
+ // Init SharedThreadPool (which needs the service manager).
+ SharedThreadPool::InitStatics();
+
+ // Force layout to spin up so that nsContentUtils is available for cx stack
+ // munging. Note that layout registers a number of static atoms, and also
+ // seals the static atom table, so NS_RegisterStaticAtom may not be called
+ // beyond this point.
+ nsCOMPtr<nsISupports> componentLoader =
+ do_GetService("@mozilla.org/moz/jsloader;1");
+
+ mozilla::scache::StartupCache::GetSingleton();
+ mozilla::AvailableMemoryTracker::Activate();
+
+ // Notify observers of xpcom autoregistration start
+ NS_CreateServicesFromCategory(NS_XPCOM_STARTUP_CATEGORY,
+ nullptr,
+ NS_XPCOM_STARTUP_OBSERVER_ID);
+#ifdef XP_WIN
+ CreateAnonTempFileRemover();
+#endif
+
+ // We only want the SystemMemoryReporter running in one process, because it
+ // profiles the entire system. The main process is the obvious place for
+ // it.
+ if (XRE_IsParentProcess()) {
+ mozilla::SystemMemoryReporter::Init();
+ }
+
+ // The memory reporter manager is up and running -- register our reporters.
+ RegisterStrongMemoryReporter(new ICUReporter());
+ RegisterStrongMemoryReporter(new OggReporter());
+#ifdef MOZ_VPX
+ RegisterStrongMemoryReporter(new VPXReporter());
+#endif
+
+ mozilla::Telemetry::Init();
+
+ mozilla::HangMonitor::Startup();
+ mozilla::BackgroundHangMonitor::Startup();
+
+ const MessageLoop* const loop = MessageLoop::current();
+ sMainHangMonitor = new mozilla::BackgroundHangMonitor(
+ loop->thread_name().c_str(),
+ loop->transient_hang_timeout(),
+ loop->permanent_hang_timeout());
+
+ return NS_OK;
+}
+
+EXPORT_XPCOM_API(nsresult)
+NS_InitMinimalXPCOM()
+{
+ mozPoisonValueInit();
+ NS_SetMainThread();
+ mozilla::TimeStamp::Startup();
+ NS_LogInit();
+ NS_InitAtomTable();
+ mozilla::LogModule::Init();
+
+ char aLocal;
+ profiler_init(&aLocal);
+
+ nsresult rv = nsThreadManager::get().Init();
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return rv;
+ }
+
+ // Set up the timer globals/timer thread.
+ rv = nsTimerImpl::Startup();
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return rv;
+ }
+
+ // Create the Component/Service Manager
+ nsComponentManagerImpl::gComponentManager = new nsComponentManagerImpl();
+ NS_ADDREF(nsComponentManagerImpl::gComponentManager);
+
+ rv = nsComponentManagerImpl::gComponentManager->Init();
+ if (NS_FAILED(rv)) {
+ NS_RELEASE(nsComponentManagerImpl::gComponentManager);
+ return rv;
+ }
+
+ // Global cycle collector initialization.
+ if (!nsCycleCollector_init()) {
+ return NS_ERROR_UNEXPECTED;
+ }
+
+ AbstractThread::InitStatics();
+ SharedThreadPool::InitStatics();
+ mozilla::Telemetry::Init();
+ mozilla::HangMonitor::Startup();
+ mozilla::BackgroundHangMonitor::Startup();
+
+ return NS_OK;
+}
+
+//
+// NS_ShutdownXPCOM()
+//
+// The shutdown sequence for xpcom would be
+//
+// - Notify "xpcom-shutdown" for modules to release primary (root) references
+// - Shutdown XPCOM timers
+// - Notify "xpcom-shutdown-threads" for thread joins
+// - Shutdown the event queues
+// - Release the Global Service Manager
+// - Release all service instances held by the global service manager
+// - Release the Global Service Manager itself
+// - Release the Component Manager
+// - Release all factories cached by the Component Manager
+// - Notify module loaders to shut down
+// - Unload Libraries
+// - Release Contractid Cache held by Component Manager
+// - Release dll abstraction held by Component Manager
+// - Release the Registry held by Component Manager
+// - Finally, release the component manager itself
+//
+EXPORT_XPCOM_API(nsresult)
+NS_ShutdownXPCOM(nsIServiceManager* aServMgr)
+{
+ return mozilla::ShutdownXPCOM(aServMgr);
+}
+
+namespace mozilla {
+
+void
+SetICUMemoryFunctions()
+{
+ static bool sICUReporterInitialized = false;
+ if (!sICUReporterInitialized) {
+ if (!JS_SetICUMemoryFunctions(ICUReporter::Alloc, ICUReporter::Realloc,
+ ICUReporter::Free)) {
+ NS_RUNTIMEABORT("JS_SetICUMemoryFunctions failed.");
+ }
+ sICUReporterInitialized = true;
+ }
+}
+
+nsresult
+ShutdownXPCOM(nsIServiceManager* aServMgr)
+{
+ // Make sure the hang monitor is enabled for shutdown.
+ HangMonitor::NotifyActivity();
+
+ if (!NS_IsMainThread()) {
+ NS_RUNTIMEABORT("Shutdown on wrong thread");
+ }
+
+ nsresult rv;
+ nsCOMPtr<nsISimpleEnumerator> moduleLoaders;
+
+ // Notify observers of xpcom shutting down
+ {
+ // Block it so that the COMPtr will get deleted before we hit
+ // servicemanager shutdown
+
+ nsCOMPtr<nsIThread> thread = do_GetCurrentThread();
+ if (NS_WARN_IF(!thread)) {
+ return NS_ERROR_UNEXPECTED;
+ }
+
+ RefPtr<nsObserverService> observerService;
+ CallGetService("@mozilla.org/observer-service;1",
+ (nsObserverService**)getter_AddRefs(observerService));
+
+ if (observerService) {
+ mozilla::KillClearOnShutdown(ShutdownPhase::WillShutdown);
+ observerService->NotifyObservers(nullptr,
+ NS_XPCOM_WILL_SHUTDOWN_OBSERVER_ID,
+ nullptr);
+
+ nsCOMPtr<nsIServiceManager> mgr;
+ rv = NS_GetServiceManager(getter_AddRefs(mgr));
+ if (NS_SUCCEEDED(rv)) {
+ mozilla::KillClearOnShutdown(ShutdownPhase::Shutdown);
+ observerService->NotifyObservers(mgr, NS_XPCOM_SHUTDOWN_OBSERVER_ID,
+ nullptr);
+ }
+ }
+
+ // This must happen after the shutdown of media and widgets, which
+ // are triggered by the NS_XPCOM_SHUTDOWN_OBSERVER_ID notification.
+ NS_ProcessPendingEvents(thread);
+ gfxPlatform::ShutdownLayersIPC();
+ mozilla::dom::VideoDecoderManagerChild::Shutdown();
+
+ mozilla::scache::StartupCache::DeleteSingleton();
+ if (observerService)
+ {
+ mozilla::KillClearOnShutdown(ShutdownPhase::ShutdownThreads);
+ observerService->NotifyObservers(nullptr,
+ NS_XPCOM_SHUTDOWN_THREADS_OBSERVER_ID,
+ nullptr);
+ }
+
+ gXPCOMThreadsShutDown = true;
+ NS_ProcessPendingEvents(thread);
+
+ // Shutdown the timer thread and all timers that might still be alive before
+ // shutting down the component manager
+ nsTimerImpl::Shutdown();
+
+ NS_ProcessPendingEvents(thread);
+
+ // Shutdown all remaining threads. This method does not return until
+ // all threads created using the thread manager (with the exception of
+ // the main thread) have exited.
+ nsThreadManager::get().Shutdown();
+
+ NS_ProcessPendingEvents(thread);
+
+ HangMonitor::NotifyActivity();
+
+ // Late-write checks needs to find the profile directory, so it has to
+ // be initialized before mozilla::services::Shutdown or (because of
+ // xpcshell tests replacing the service) modules being unloaded.
+ mozilla::InitLateWriteChecks();
+
+ // We save the "xpcom-shutdown-loaders" observers to notify after
+ // the observerservice is gone.
+ if (observerService) {
+ mozilla::KillClearOnShutdown(ShutdownPhase::ShutdownLoaders);
+ observerService->EnumerateObservers(NS_XPCOM_SHUTDOWN_LOADERS_OBSERVER_ID,
+ getter_AddRefs(moduleLoaders));
+
+ observerService->Shutdown();
+ }
+ }
+
+ // Free ClearOnShutdown()'ed smart pointers. This needs to happen *after*
+ // we've finished notifying observers of XPCOM shutdown, because shutdown
+ // observers themselves might call ClearOnShutdown().
+ mozilla::KillClearOnShutdown(ShutdownPhase::ShutdownFinal);
+
+ // XPCOM is officially in shutdown mode NOW
+ // Set this only after the observers have been notified as this
+ // will cause servicemanager to become inaccessible.
+ mozilla::services::Shutdown();
+
+ // We may have AddRef'd for the caller of NS_InitXPCOM, so release it
+ // here again:
+ NS_IF_RELEASE(aServMgr);
+
+ // Shutdown global servicemanager
+ if (nsComponentManagerImpl::gComponentManager) {
+ nsComponentManagerImpl::gComponentManager->FreeServices();
+ }
+
+ // Release the directory service
+ nsDirectoryService::gService = nullptr;
+
+ free(gGREBinPath);
+ gGREBinPath = nullptr;
+
+ if (moduleLoaders) {
+ bool more;
+ nsCOMPtr<nsISupports> el;
+ while (NS_SUCCEEDED(moduleLoaders->HasMoreElements(&more)) && more) {
+ moduleLoaders->GetNext(getter_AddRefs(el));
+
+ // Don't worry about weak-reference observers here: there is
+ // no reason for weak-ref observers to register for
+ // xpcom-shutdown-loaders
+
+ // FIXME: This can cause harmless writes from sqlite committing
+ // log files. We have to ignore them before we can move
+ // the mozilla::PoisonWrite call before this point. See bug
+ // 834945 for the details.
+ nsCOMPtr<nsIObserver> obs(do_QueryInterface(el));
+ if (obs) {
+ obs->Observe(nullptr, NS_XPCOM_SHUTDOWN_LOADERS_OBSERVER_ID, nullptr);
+ }
+ }
+
+ moduleLoaders = nullptr;
+ }
+
+ bool shutdownCollect;
+#ifdef NS_FREE_PERMANENT_DATA
+ shutdownCollect = true;
+#else
+ shutdownCollect = !!PR_GetEnv("MOZ_CC_RUN_DURING_SHUTDOWN");
+#endif
+ nsCycleCollector_shutdown(shutdownCollect);
+
+ PROFILER_MARKER("Shutdown xpcom");
+ // If we are doing any shutdown checks, poison writes.
+ if (gShutdownChecks != SCM_NOTHING) {
+#ifdef XP_MACOSX
+ mozilla::OnlyReportDirtyWrites();
+#endif /* XP_MACOSX */
+ mozilla::BeginLateWriteChecks();
+ }
+
+ // Shutdown nsLocalFile string conversion
+ NS_ShutdownLocalFile();
+#ifdef XP_UNIX
+ NS_ShutdownNativeCharsetUtils();
+#endif
+
+ // Shutdown xpcom. This will release all loaders and cause others holding
+ // a refcount to the component manager to release it.
+ if (nsComponentManagerImpl::gComponentManager) {
+ rv = (nsComponentManagerImpl::gComponentManager)->Shutdown();
+ NS_ASSERTION(NS_SUCCEEDED(rv), "Component Manager shutdown failed.");
+ } else {
+ NS_WARNING("Component Manager was never created ...");
+ }
+
+#ifdef MOZ_ENABLE_PROFILER_SPS
+ // In optimized builds we don't do shutdown collections by default, so
+ // uncollected (garbage) objects may keep the nsXPConnect singleton alive,
+ // and its XPCJSContext along with it. However, we still destroy various
+ // bits of state in JS_ShutDown(), so we need to make sure the profiler
+ // can't access them when it shuts down. This call nulls out the
+ // JS pseudo-stack's internal reference to the main thread JSContext,
+ // duplicating the call in XPCJSContext::~XPCJSContext() in case that
+ // never fired.
+ if (PseudoStack* stack = mozilla_get_pseudo_stack()) {
+ stack->sampleContext(nullptr);
+ }
+#endif
+
+ if (sInitializedJS) {
+ // Shut down the JS engine.
+ JS_ShutDown();
+ sInitializedJS = false;
+ }
+
+ // Release our own singletons
+ // Do this _after_ shutting down the component manager, because the
+ // JS component loader will use XPConnect to call nsIModule::canUnload,
+ // and that will spin up the InterfaceInfoManager again -- bad mojo
+ XPTInterfaceInfoManager::FreeInterfaceInfoManager();
+
+ // Finally, release the component manager last because it unloads the
+ // libraries:
+ if (nsComponentManagerImpl::gComponentManager) {
+ nsrefcnt cnt;
+ NS_RELEASE2(nsComponentManagerImpl::gComponentManager, cnt);
+ NS_ASSERTION(cnt == 0, "Component Manager being held past XPCOM shutdown.");
+ }
+ nsComponentManagerImpl::gComponentManager = nullptr;
+ nsCategoryManager::Destroy();
+
+ NS_ShutdownAtomTable();
+
+ NS_IF_RELEASE(gDebug);
+
+ delete sIOThread;
+ sIOThread = nullptr;
+
+ delete sMessageLoop;
+ sMessageLoop = nullptr;
+
+ if (sCommandLineWasInitialized) {
+ CommandLine::Terminate();
+ sCommandLineWasInitialized = false;
+ }
+
+ delete sExitManager;
+ sExitManager = nullptr;
+
+ Omnijar::CleanUp();
+
+ HangMonitor::Shutdown();
+
+ delete sMainHangMonitor;
+ sMainHangMonitor = nullptr;
+
+ BackgroundHangMonitor::Shutdown();
+
+ profiler_shutdown();
+
+ NS_LogTerm();
+
+#if defined(MOZ_WIDGET_GONK)
+ // This _exit(0) call is intended to be temporary, to get shutdown leak
+ // checking working on non-B2G platforms.
+ // On debug B2G, the child process crashes very late. Instead, just
+ // give up so at least we exit cleanly. See bug 1071866.
+ if (XRE_IsContentProcess()) {
+ NS_WARNING("Exiting child process early!");
+ _exit(0);
+ }
+#endif
+
+ return NS_OK;
+}
+
+} // namespace mozilla