зеркало из https://github.com/mozilla/gecko-dev.git
433 строки
14 KiB
C++
433 строки
14 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 "mozilla/ArrayUtils.h"
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#include "nsSystemInfo.h"
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#include "prsystem.h"
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#include "prio.h"
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#include "prprf.h"
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#include "mozilla/SSE.h"
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#include "mozilla/arm.h"
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#ifdef XP_WIN
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#include <windows.h>
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#include <winioctl.h>
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#include "base/scoped_handle_win.h"
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#include "nsAppDirectoryServiceDefs.h"
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#include "nsDirectoryServiceDefs.h"
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#include "nsDirectoryServiceUtils.h"
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#include "nsIObserverService.h"
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#endif
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#ifdef MOZ_WIDGET_GTK
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#include <gtk/gtk.h>
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#endif
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#ifdef MOZ_WIDGET_ANDROID
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#include "AndroidBridge.h"
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using namespace mozilla::widget::android;
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#endif
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#ifdef MOZ_WIDGET_GONK
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#include <sys/system_properties.h>
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#include "mozilla/Preferences.h"
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#endif
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#ifdef ANDROID
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extern "C" {
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NS_EXPORT int android_sdk_version;
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}
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#endif
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// Slot for NS_InitXPCOM2 to pass information to nsSystemInfo::Init.
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// Only set to nonzero (potentially) if XP_UNIX. On such systems, the
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// system call to discover the appropriate value is not thread-safe,
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// so we must call it before going multithreaded, but nsSystemInfo::Init
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// only happens well after that point.
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uint32_t nsSystemInfo::gUserUmask = 0;
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#if defined(XP_WIN)
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namespace {
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nsresult
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GetHDDInfo(const char* aSpecialDirName, nsAutoCString& aModel,
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nsAutoCString& aRevision)
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{
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aModel.Truncate();
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aRevision.Truncate();
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nsCOMPtr<nsIFile> profDir;
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nsresult rv = NS_GetSpecialDirectory(aSpecialDirName,
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getter_AddRefs(profDir));
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NS_ENSURE_SUCCESS(rv, rv);
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nsAutoString profDirPath;
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rv = profDir->GetPath(profDirPath);
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NS_ENSURE_SUCCESS(rv, rv);
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wchar_t volumeMountPoint[MAX_PATH] = {L'\\', L'\\', L'.', L'\\'};
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const size_t PREFIX_LEN = 4;
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if (!::GetVolumePathNameW(profDirPath.get(), volumeMountPoint + PREFIX_LEN,
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mozilla::ArrayLength(volumeMountPoint) -
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PREFIX_LEN)) {
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return NS_ERROR_UNEXPECTED;
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}
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size_t volumeMountPointLen = wcslen(volumeMountPoint);
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// Since we would like to open a drive and not a directory, we need to
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// remove any trailing backslash. A drive handle is valid for
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// DeviceIoControl calls, a directory handle is not.
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if (volumeMountPoint[volumeMountPointLen - 1] == L'\\') {
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volumeMountPoint[volumeMountPointLen - 1] = L'\0';
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}
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ScopedHandle handle(::CreateFileW(volumeMountPoint, 0,
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FILE_SHARE_READ | FILE_SHARE_WRITE,
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nullptr, OPEN_EXISTING, 0, nullptr));
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if (!handle.IsValid()) {
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return NS_ERROR_UNEXPECTED;
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}
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STORAGE_PROPERTY_QUERY queryParameters = {
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StorageDeviceProperty, PropertyStandardQuery
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};
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STORAGE_DEVICE_DESCRIPTOR outputHeader = {sizeof(STORAGE_DEVICE_DESCRIPTOR)};
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DWORD bytesRead = 0;
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if (!::DeviceIoControl(handle, IOCTL_STORAGE_QUERY_PROPERTY,
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&queryParameters, sizeof(queryParameters),
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&outputHeader, sizeof(outputHeader), &bytesRead,
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nullptr)) {
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return NS_ERROR_FAILURE;
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}
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PSTORAGE_DEVICE_DESCRIPTOR deviceOutput =
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(PSTORAGE_DEVICE_DESCRIPTOR)malloc(outputHeader.Size);
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if (!::DeviceIoControl(handle, IOCTL_STORAGE_QUERY_PROPERTY,
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&queryParameters, sizeof(queryParameters),
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deviceOutput, outputHeader.Size, &bytesRead,
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nullptr)) {
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free(deviceOutput);
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return NS_ERROR_FAILURE;
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}
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// Some HDDs are including product ID info in the vendor field. Since PNP
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// IDs include vendor info and product ID concatenated together, we'll do
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// that here and interpret the result as a unique ID for the HDD model.
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if (deviceOutput->VendorIdOffset) {
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aModel = reinterpret_cast<char*>(deviceOutput) +
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deviceOutput->VendorIdOffset;
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}
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if (deviceOutput->ProductIdOffset) {
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aModel += reinterpret_cast<char*>(deviceOutput) +
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deviceOutput->ProductIdOffset;
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}
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aModel.CompressWhitespace();
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if (deviceOutput->ProductRevisionOffset) {
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aRevision = reinterpret_cast<char*>(deviceOutput) +
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deviceOutput->ProductRevisionOffset;
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aRevision.CompressWhitespace();
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}
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free(deviceOutput);
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return NS_OK;
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}
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} // anonymous namespace
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#endif // defined(XP_WIN)
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using namespace mozilla;
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nsSystemInfo::nsSystemInfo()
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{
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}
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nsSystemInfo::~nsSystemInfo()
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{
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}
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// CPU-specific information.
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static const struct PropItems
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{
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const char* name;
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bool (*propfun)(void);
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} cpuPropItems[] = {
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// x86-specific bits.
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{ "hasMMX", mozilla::supports_mmx },
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{ "hasSSE", mozilla::supports_sse },
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{ "hasSSE2", mozilla::supports_sse2 },
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{ "hasSSE3", mozilla::supports_sse3 },
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{ "hasSSSE3", mozilla::supports_ssse3 },
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{ "hasSSE4A", mozilla::supports_sse4a },
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{ "hasSSE4_1", mozilla::supports_sse4_1 },
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{ "hasSSE4_2", mozilla::supports_sse4_2 },
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// ARM-specific bits.
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{ "hasEDSP", mozilla::supports_edsp },
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{ "hasARMv6", mozilla::supports_armv6 },
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{ "hasARMv7", mozilla::supports_armv7 },
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{ "hasNEON", mozilla::supports_neon }
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};
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nsresult
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nsSystemInfo::Init()
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{
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nsresult rv;
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static const struct
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{
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PRSysInfo cmd;
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const char* name;
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} items[] = {
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{ PR_SI_SYSNAME, "name" },
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{ PR_SI_HOSTNAME, "host" },
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{ PR_SI_ARCHITECTURE, "arch" },
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{ PR_SI_RELEASE, "version" }
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};
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for (uint32_t i = 0; i < (sizeof(items) / sizeof(items[0])); i++) {
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char buf[SYS_INFO_BUFFER_LENGTH];
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if (PR_GetSystemInfo(items[i].cmd, buf, sizeof(buf)) == PR_SUCCESS) {
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rv = SetPropertyAsACString(NS_ConvertASCIItoUTF16(items[i].name),
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nsDependentCString(buf));
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return rv;
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}
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} else {
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NS_WARNING("PR_GetSystemInfo failed");
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}
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}
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#if defined(XP_WIN) && defined(MOZ_METRO)
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// Create "hasWindowsTouchInterface" property.
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nsAutoString version;
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rv = GetPropertyAsAString(NS_LITERAL_STRING("version"), version);
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NS_ENSURE_SUCCESS(rv, rv);
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double versionDouble = version.ToDouble(&rv);
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NS_ENSURE_SUCCESS(rv, rv);
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rv = SetPropertyAsBool(NS_ConvertASCIItoUTF16("hasWindowsTouchInterface"),
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versionDouble >= 6.2);
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NS_ENSURE_SUCCESS(rv, rv);
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#else
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rv = SetPropertyAsBool(NS_ConvertASCIItoUTF16("hasWindowsTouchInterface"), false);
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NS_ENSURE_SUCCESS(rv, rv);
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#endif
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// Additional informations not available through PR_GetSystemInfo.
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SetInt32Property(NS_LITERAL_STRING("pagesize"), PR_GetPageSize());
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SetInt32Property(NS_LITERAL_STRING("pageshift"), PR_GetPageShift());
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SetInt32Property(NS_LITERAL_STRING("memmapalign"), PR_GetMemMapAlignment());
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SetInt32Property(NS_LITERAL_STRING("cpucount"), PR_GetNumberOfProcessors());
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SetUint64Property(NS_LITERAL_STRING("memsize"), PR_GetPhysicalMemorySize());
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SetUint32Property(NS_LITERAL_STRING("umask"), nsSystemInfo::gUserUmask);
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for (uint32_t i = 0; i < ArrayLength(cpuPropItems); i++) {
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rv = SetPropertyAsBool(NS_ConvertASCIItoUTF16(cpuPropItems[i].name),
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cpuPropItems[i].propfun());
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return rv;
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}
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}
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#ifdef XP_WIN
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BOOL isWow64;
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BOOL gotWow64Value = IsWow64Process(GetCurrentProcess(), &isWow64);
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NS_WARN_IF_FALSE(gotWow64Value, "IsWow64Process failed");
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if (gotWow64Value) {
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rv = SetPropertyAsBool(NS_LITERAL_STRING("isWow64"), !!isWow64);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return rv;
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}
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}
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if (NS_FAILED(GetProfileHDDInfo())) {
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// We might have been called before profile-do-change. We'll observe that
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// event so that we can fill this in later.
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nsCOMPtr<nsIObserverService> obsService = do_GetService(NS_OBSERVERSERVICE_CONTRACTID, &rv);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return rv;
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}
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rv = obsService->AddObserver(this, "profile-do-change", false);
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if (NS_FAILED(rv)) {
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return rv;
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}
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}
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nsAutoCString hddModel, hddRevision;
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if (NS_SUCCEEDED(GetHDDInfo(NS_GRE_DIR, hddModel, hddRevision))) {
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rv = SetPropertyAsACString(NS_LITERAL_STRING("binHDDModel"), hddModel);
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NS_ENSURE_SUCCESS(rv, rv);
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rv = SetPropertyAsACString(NS_LITERAL_STRING("binHDDRevision"),
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hddRevision);
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NS_ENSURE_SUCCESS(rv, rv);
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}
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if (NS_SUCCEEDED(GetHDDInfo(NS_WIN_WINDOWS_DIR, hddModel, hddRevision))) {
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rv = SetPropertyAsACString(NS_LITERAL_STRING("winHDDModel"), hddModel);
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NS_ENSURE_SUCCESS(rv, rv);
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rv = SetPropertyAsACString(NS_LITERAL_STRING("winHDDRevision"),
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hddRevision);
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NS_ENSURE_SUCCESS(rv, rv);
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}
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#endif
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#if defined(MOZ_WIDGET_GTK)
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// This must be done here because NSPR can only separate OS's when compiled, not libraries.
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char* gtkver = PR_smprintf("GTK %u.%u.%u", gtk_major_version, gtk_minor_version, gtk_micro_version);
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if (gtkver) {
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rv = SetPropertyAsACString(NS_LITERAL_STRING("secondaryLibrary"),
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nsDependentCString(gtkver));
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PR_smprintf_free(gtkver);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return rv;
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}
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}
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#endif
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#ifdef MOZ_WIDGET_ANDROID
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if (mozilla::AndroidBridge::Bridge()) {
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nsAutoString str;
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if (mozilla::AndroidBridge::Bridge()->GetStaticStringField(
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"android/os/Build", "MODEL", str)) {
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SetPropertyAsAString(NS_LITERAL_STRING("device"), str);
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}
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if (mozilla::AndroidBridge::Bridge()->GetStaticStringField(
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"android/os/Build", "MANUFACTURER", str)) {
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SetPropertyAsAString(NS_LITERAL_STRING("manufacturer"), str);
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}
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if (mozilla::AndroidBridge::Bridge()->GetStaticStringField(
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"android/os/Build$VERSION", "RELEASE", str)) {
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SetPropertyAsAString(NS_LITERAL_STRING("release_version"), str);
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}
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int32_t version;
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if (!mozilla::AndroidBridge::Bridge()->GetStaticIntField(
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"android/os/Build$VERSION", "SDK_INT", &version)) {
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version = 0;
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}
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android_sdk_version = version;
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if (version >= 8 &&
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mozilla::AndroidBridge::Bridge()->GetStaticStringField(
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"android/os/Build", "HARDWARE", str)) {
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SetPropertyAsAString(NS_LITERAL_STRING("hardware"), str);
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}
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bool isTablet = mozilla::widget::android::GeckoAppShell::IsTablet();
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SetPropertyAsBool(NS_LITERAL_STRING("tablet"), isTablet);
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// NSPR "version" is the kernel version. For Android we want the Android version.
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// Rename SDK version to version and put the kernel version into kernel_version.
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rv = GetPropertyAsAString(NS_LITERAL_STRING("version"), str);
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if (NS_SUCCEEDED(rv)) {
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SetPropertyAsAString(NS_LITERAL_STRING("kernel_version"), str);
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}
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SetPropertyAsInt32(NS_LITERAL_STRING("version"), android_sdk_version);
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}
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#endif
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#ifdef MOZ_WIDGET_GONK
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char sdk[PROP_VALUE_MAX];
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if (__system_property_get("ro.build.version.sdk", sdk)) {
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android_sdk_version = atoi(sdk);
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SetPropertyAsInt32(NS_LITERAL_STRING("sdk_version"), android_sdk_version);
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}
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char characteristics[PROP_VALUE_MAX];
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if (__system_property_get("ro.build.characteristics", characteristics)) {
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if (!strcmp(characteristics, "tablet")) {
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SetPropertyAsBool(NS_LITERAL_STRING("tablet"), true);
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}
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}
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nsAutoString str;
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rv = GetPropertyAsAString(NS_LITERAL_STRING("version"), str);
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if (NS_SUCCEEDED(rv)) {
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SetPropertyAsAString(NS_LITERAL_STRING("kernel_version"), str);
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}
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const nsAdoptingString& b2g_os_name =
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mozilla::Preferences::GetString("b2g.osName");
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if (b2g_os_name) {
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SetPropertyAsAString(NS_LITERAL_STRING("name"), b2g_os_name);
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}
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const nsAdoptingString& b2g_version =
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mozilla::Preferences::GetString("b2g.version");
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if (b2g_version) {
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SetPropertyAsAString(NS_LITERAL_STRING("version"), b2g_version);
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}
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#endif
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return NS_OK;
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}
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void
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nsSystemInfo::SetInt32Property(const nsAString& aPropertyName,
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const int32_t aValue)
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{
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NS_WARN_IF_FALSE(aValue > 0, "Unable to read system value");
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if (aValue > 0) {
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#ifdef DEBUG
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nsresult rv =
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#endif
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SetPropertyAsInt32(aPropertyName, aValue);
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NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "Unable to set property");
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}
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}
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void
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nsSystemInfo::SetUint32Property(const nsAString& aPropertyName,
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const uint32_t aValue)
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{
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// Only one property is currently set via this function.
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// It may legitimately be zero.
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#ifdef DEBUG
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nsresult rv =
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#endif
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SetPropertyAsUint32(aPropertyName, aValue);
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NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "Unable to set property");
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}
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void
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nsSystemInfo::SetUint64Property(const nsAString& aPropertyName,
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const uint64_t aValue)
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{
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NS_WARN_IF_FALSE(aValue > 0, "Unable to read system value");
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if (aValue > 0) {
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#ifdef DEBUG
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nsresult rv =
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#endif
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SetPropertyAsUint64(aPropertyName, aValue);
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NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "Unable to set property");
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}
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}
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#if defined(XP_WIN)
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NS_IMETHODIMP
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nsSystemInfo::Observe(nsISupports* aSubject, const char* aTopic,
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const char16_t* aData)
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{
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if (!strcmp(aTopic, "profile-do-change")) {
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nsresult rv;
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nsCOMPtr<nsIObserverService> obsService = do_GetService(
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NS_OBSERVERSERVICE_CONTRACTID, &rv);
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if (NS_FAILED(rv)) {
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return rv;
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}
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rv = obsService->RemoveObserver(this, "profile-do-change");
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if (NS_FAILED(rv)) {
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return rv;
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}
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return GetProfileHDDInfo();
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}
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return NS_OK;
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}
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nsresult
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nsSystemInfo::GetProfileHDDInfo()
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{
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nsAutoCString hddModel, hddRevision;
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nsresult rv = GetHDDInfo(NS_APP_USER_PROFILE_50_DIR, hddModel, hddRevision);
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if (NS_FAILED(rv)) {
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return rv;
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}
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rv = SetPropertyAsACString(NS_LITERAL_STRING("profileHDDModel"), hddModel);
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if (NS_FAILED(rv)) {
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return rv;
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}
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rv = SetPropertyAsACString(NS_LITERAL_STRING("profileHDDRevision"),
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hddRevision);
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return rv;
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}
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NS_IMPL_ISUPPORTS_INHERITED(nsSystemInfo, nsHashPropertyBag, nsIObserver)
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#endif // defined(XP_WIN)
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