michael@0: /* -*- Mode: C++; tab-width: 50; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "mozilla/ArrayUtils.h"
michael@0: 
michael@0: #include "nsSystemInfo.h"
michael@0: #include "prsystem.h"
michael@0: #include "prio.h"
michael@0: #include "prprf.h"
michael@0: #include "mozilla/SSE.h"
michael@0: #include "mozilla/arm.h"
michael@0: 
michael@0: #ifdef XP_WIN
michael@0: #include <windows.h>
michael@0: #include <winioctl.h>
michael@0: #include "base/scoped_handle_win.h"
michael@0: #include "nsAppDirectoryServiceDefs.h"
michael@0: #include "nsDirectoryServiceDefs.h"
michael@0: #include "nsDirectoryServiceUtils.h"
michael@0: #endif
michael@0: 
michael@0: #ifdef MOZ_WIDGET_GTK
michael@0: #include <gtk/gtk.h>
michael@0: #endif
michael@0: 
michael@0: #ifdef MOZ_WIDGET_ANDROID
michael@0: #include "AndroidBridge.h"
michael@0: using namespace mozilla::widget::android;
michael@0: #endif
michael@0: 
michael@0: #ifdef MOZ_WIDGET_GONK
michael@0: #include <sys/system_properties.h>
michael@0: #endif
michael@0: 
michael@0: #ifdef ANDROID
michael@0: extern "C" {
michael@0: NS_EXPORT int android_sdk_version;
michael@0: }
michael@0: #endif
michael@0: 
michael@0: // Slot for NS_InitXPCOM2 to pass information to nsSystemInfo::Init.
michael@0: // Only set to nonzero (potentially) if XP_UNIX.  On such systems, the
michael@0: // system call to discover the appropriate value is not thread-safe,
michael@0: // so we must call it before going multithreaded, but nsSystemInfo::Init
michael@0: // only happens well after that point.
michael@0: uint32_t nsSystemInfo::gUserUmask = 0;
michael@0: 
michael@0: #if defined(XP_WIN)
michael@0: namespace {
michael@0: nsresult GetHDDInfo(const char* aSpecialDirName, nsAutoCString& aModel,
michael@0:                     nsAutoCString& aRevision)
michael@0: {
michael@0:     aModel.Truncate();
michael@0:     aRevision.Truncate();
michael@0: 
michael@0:     nsCOMPtr<nsIFile> profDir;
michael@0:     nsresult rv = NS_GetSpecialDirectory(aSpecialDirName,
michael@0:                                          getter_AddRefs(profDir));
michael@0:     NS_ENSURE_SUCCESS(rv, rv);
michael@0:     nsAutoString profDirPath;
michael@0:     rv = profDir->GetPath(profDirPath);
michael@0:     NS_ENSURE_SUCCESS(rv, rv);
michael@0:     wchar_t volumeMountPoint[MAX_PATH] = {L'\\', L'\\', L'.', L'\\'};
michael@0:     const size_t PREFIX_LEN = 4;
michael@0:     if (!::GetVolumePathNameW(profDirPath.get(), volumeMountPoint + PREFIX_LEN,
michael@0:                               mozilla::ArrayLength(volumeMountPoint) -
michael@0:                               PREFIX_LEN)) {
michael@0:         return NS_ERROR_UNEXPECTED;
michael@0:     }
michael@0:     size_t volumeMountPointLen = wcslen(volumeMountPoint);
michael@0:     // Since we would like to open a drive and not a directory, we need to
michael@0:     // remove any trailing backslash. A drive handle is valid for
michael@0:     // DeviceIoControl calls, a directory handle is not.
michael@0:     if (volumeMountPoint[volumeMountPointLen - 1] == L'\\') {
michael@0:       volumeMountPoint[volumeMountPointLen - 1] = L'\0';
michael@0:     }
michael@0:     ScopedHandle handle(::CreateFileW(volumeMountPoint, 0,
michael@0:                                       FILE_SHARE_READ | FILE_SHARE_WRITE,
michael@0:                                       nullptr, OPEN_EXISTING, 0, nullptr));
michael@0:     if (!handle.IsValid()) {
michael@0:         return NS_ERROR_UNEXPECTED;
michael@0:     }
michael@0:     STORAGE_PROPERTY_QUERY queryParameters = {StorageDeviceProperty,
michael@0:                                               PropertyStandardQuery};
michael@0:     STORAGE_DEVICE_DESCRIPTOR outputHeader = {sizeof(STORAGE_DEVICE_DESCRIPTOR)};
michael@0:     DWORD bytesRead = 0;
michael@0:     if (!::DeviceIoControl(handle, IOCTL_STORAGE_QUERY_PROPERTY,
michael@0:                            &queryParameters, sizeof(queryParameters),
michael@0:                            &outputHeader, sizeof(outputHeader), &bytesRead,
michael@0:                            nullptr)) {
michael@0:         return NS_ERROR_FAILURE;
michael@0:     }
michael@0:     PSTORAGE_DEVICE_DESCRIPTOR deviceOutput =
michael@0:                           (PSTORAGE_DEVICE_DESCRIPTOR)malloc(outputHeader.Size);
michael@0:     if (!::DeviceIoControl(handle, IOCTL_STORAGE_QUERY_PROPERTY,
michael@0:                            &queryParameters, sizeof(queryParameters),
michael@0:                            deviceOutput, outputHeader.Size, &bytesRead,
michael@0:                            nullptr)) {
michael@0:         free(deviceOutput);
michael@0:         return NS_ERROR_FAILURE;
michael@0:     }
michael@0:     // Some HDDs are including product ID info in the vendor field. Since PNP
michael@0:     // IDs include vendor info and product ID concatenated together, we'll do
michael@0:     // that here and interpret the result as a unique ID for the HDD model.
michael@0:     if (deviceOutput->VendorIdOffset) {
michael@0:         aModel = reinterpret_cast<char*>(deviceOutput) +
michael@0:                      deviceOutput->VendorIdOffset;
michael@0:     }
michael@0:     if (deviceOutput->ProductIdOffset) {
michael@0:         aModel += reinterpret_cast<char*>(deviceOutput) +
michael@0:                       deviceOutput->ProductIdOffset;
michael@0:     }
michael@0:     aModel.CompressWhitespace();
michael@0:     if (deviceOutput->ProductRevisionOffset) {
michael@0:         aRevision = reinterpret_cast<char*>(deviceOutput) +
michael@0:                         deviceOutput->ProductRevisionOffset;
michael@0:         aRevision.CompressWhitespace();
michael@0:     }
michael@0:     free(deviceOutput);
michael@0:     return NS_OK;
michael@0: }
michael@0: } // anonymous namespace
michael@0: #endif // defined(XP_WIN)
michael@0: 
michael@0: using namespace mozilla;
michael@0: 
michael@0: nsSystemInfo::nsSystemInfo()
michael@0: {
michael@0: }
michael@0: 
michael@0: nsSystemInfo::~nsSystemInfo()
michael@0: {
michael@0: }
michael@0: 
michael@0: // CPU-specific information.
michael@0: static const struct PropItems {
michael@0:     const char *name;
michael@0:     bool (*propfun)(void);
michael@0: } cpuPropItems[] = {
michael@0:     // x86-specific bits.
michael@0:     { "hasMMX", mozilla::supports_mmx },
michael@0:     { "hasSSE", mozilla::supports_sse },
michael@0:     { "hasSSE2", mozilla::supports_sse2 },
michael@0:     { "hasSSE3", mozilla::supports_sse3 },
michael@0:     { "hasSSSE3", mozilla::supports_ssse3 },
michael@0:     { "hasSSE4A", mozilla::supports_sse4a },
michael@0:     { "hasSSE4_1", mozilla::supports_sse4_1 },
michael@0:     { "hasSSE4_2", mozilla::supports_sse4_2 },
michael@0:     // ARM-specific bits.
michael@0:     { "hasEDSP", mozilla::supports_edsp },
michael@0:     { "hasARMv6", mozilla::supports_armv6 },
michael@0:     { "hasARMv7", mozilla::supports_armv7 },
michael@0:     { "hasNEON", mozilla::supports_neon }
michael@0: };
michael@0: 
michael@0: nsresult
michael@0: nsSystemInfo::Init()
michael@0: {
michael@0:     nsresult rv;
michael@0: 
michael@0:     static const struct {
michael@0:       PRSysInfo cmd;
michael@0:       const char *name;
michael@0:     } items[] = {
michael@0:       { PR_SI_SYSNAME, "name" },
michael@0:       { PR_SI_HOSTNAME, "host" },
michael@0:       { PR_SI_ARCHITECTURE, "arch" },
michael@0:       { PR_SI_RELEASE, "version" }
michael@0:     };
michael@0: 
michael@0:     for (uint32_t i = 0; i < (sizeof(items) / sizeof(items[0])); i++) {
michael@0:       char buf[SYS_INFO_BUFFER_LENGTH];
michael@0:       if (PR_GetSystemInfo(items[i].cmd, buf, sizeof(buf)) == PR_SUCCESS) {
michael@0:         rv = SetPropertyAsACString(NS_ConvertASCIItoUTF16(items[i].name),
michael@0:                                    nsDependentCString(buf));
michael@0:         if (NS_WARN_IF(NS_FAILED(rv)))
michael@0:           return rv;
michael@0:       }
michael@0:       else {
michael@0:         NS_WARNING("PR_GetSystemInfo failed");
michael@0:       }
michael@0:     }
michael@0: 
michael@0: #if defined(XP_WIN) && defined(MOZ_METRO)
michael@0:     // Create "hasWindowsTouchInterface" property.
michael@0:     nsAutoString version;
michael@0:     rv = GetPropertyAsAString(NS_LITERAL_STRING("version"), version);
michael@0:     NS_ENSURE_SUCCESS(rv, rv);
michael@0:     double versionDouble = version.ToDouble(&rv);
michael@0:     NS_ENSURE_SUCCESS(rv, rv);
michael@0: 
michael@0:     rv = SetPropertyAsBool(NS_ConvertASCIItoUTF16("hasWindowsTouchInterface"),
michael@0:       versionDouble >= 6.2);
michael@0:     NS_ENSURE_SUCCESS(rv, rv);
michael@0: #else
michael@0:     rv = SetPropertyAsBool(NS_ConvertASCIItoUTF16("hasWindowsTouchInterface"), false);
michael@0:     NS_ENSURE_SUCCESS(rv, rv);
michael@0: #endif
michael@0: 
michael@0:     // Additional informations not available through PR_GetSystemInfo.
michael@0:     SetInt32Property(NS_LITERAL_STRING("pagesize"), PR_GetPageSize());
michael@0:     SetInt32Property(NS_LITERAL_STRING("pageshift"), PR_GetPageShift());
michael@0:     SetInt32Property(NS_LITERAL_STRING("memmapalign"), PR_GetMemMapAlignment());
michael@0:     SetInt32Property(NS_LITERAL_STRING("cpucount"), PR_GetNumberOfProcessors());
michael@0:     SetUint64Property(NS_LITERAL_STRING("memsize"), PR_GetPhysicalMemorySize());
michael@0:     SetUint32Property(NS_LITERAL_STRING("umask"), nsSystemInfo::gUserUmask);
michael@0: 
michael@0:     for (uint32_t i = 0; i < ArrayLength(cpuPropItems); i++) {
michael@0:         rv = SetPropertyAsBool(NS_ConvertASCIItoUTF16(cpuPropItems[i].name),
michael@0:                                cpuPropItems[i].propfun());
michael@0:         if (NS_WARN_IF(NS_FAILED(rv)))
michael@0:           return rv;
michael@0:     }
michael@0: 
michael@0: #ifdef XP_WIN
michael@0:     BOOL isWow64;
michael@0:     BOOL gotWow64Value = IsWow64Process(GetCurrentProcess(), &isWow64);
michael@0:     NS_WARN_IF_FALSE(gotWow64Value, "IsWow64Process failed");
michael@0:     if (gotWow64Value) {
michael@0:       rv = SetPropertyAsBool(NS_LITERAL_STRING("isWow64"), !!isWow64);
michael@0:       if (NS_WARN_IF(NS_FAILED(rv)))
michael@0:         return rv;
michael@0:     }
michael@0:     nsAutoCString hddModel, hddRevision;
michael@0:     if (NS_SUCCEEDED(GetHDDInfo(NS_APP_USER_PROFILE_50_DIR, hddModel,
michael@0:                                 hddRevision))) {
michael@0:       rv = SetPropertyAsACString(NS_LITERAL_STRING("profileHDDModel"), hddModel);
michael@0:       NS_ENSURE_SUCCESS(rv, rv);
michael@0:       rv = SetPropertyAsACString(NS_LITERAL_STRING("profileHDDRevision"),
michael@0:                                  hddRevision);
michael@0:       NS_ENSURE_SUCCESS(rv, rv);
michael@0:     }
michael@0:     if (NS_SUCCEEDED(GetHDDInfo(NS_GRE_DIR, hddModel, hddRevision))) {
michael@0:       rv = SetPropertyAsACString(NS_LITERAL_STRING("binHDDModel"), hddModel);
michael@0:       NS_ENSURE_SUCCESS(rv, rv);
michael@0:       rv = SetPropertyAsACString(NS_LITERAL_STRING("binHDDRevision"),
michael@0:                                  hddRevision);
michael@0:       NS_ENSURE_SUCCESS(rv, rv);
michael@0:     }
michael@0:     if (NS_SUCCEEDED(GetHDDInfo(NS_WIN_WINDOWS_DIR, hddModel, hddRevision))) {
michael@0:       rv = SetPropertyAsACString(NS_LITERAL_STRING("winHDDModel"), hddModel);
michael@0:       NS_ENSURE_SUCCESS(rv, rv);
michael@0:       rv = SetPropertyAsACString(NS_LITERAL_STRING("winHDDRevision"),
michael@0:                                  hddRevision);
michael@0:       NS_ENSURE_SUCCESS(rv, rv);
michael@0:     }
michael@0: #endif
michael@0: 
michael@0: #if defined(MOZ_WIDGET_GTK)
michael@0:     // This must be done here because NSPR can only separate OS's when compiled, not libraries.
michael@0:     char* gtkver = PR_smprintf("GTK %u.%u.%u", gtk_major_version, gtk_minor_version, gtk_micro_version);
michael@0:     if (gtkver) {
michael@0:       rv = SetPropertyAsACString(NS_LITERAL_STRING("secondaryLibrary"),
michael@0:                                  nsDependentCString(gtkver));
michael@0:       PR_smprintf_free(gtkver);
michael@0:       if (NS_WARN_IF(NS_FAILED(rv)))
michael@0:         return rv;
michael@0:     }
michael@0: #endif
michael@0: 
michael@0: #ifdef MOZ_WIDGET_ANDROID
michael@0:     if (mozilla::AndroidBridge::Bridge()) {
michael@0:         nsAutoString str;
michael@0:         if (mozilla::AndroidBridge::Bridge()->GetStaticStringField("android/os/Build", "MODEL", str))
michael@0:             SetPropertyAsAString(NS_LITERAL_STRING("device"), str);
michael@0:         if (mozilla::AndroidBridge::Bridge()->GetStaticStringField("android/os/Build", "MANUFACTURER", str))
michael@0:             SetPropertyAsAString(NS_LITERAL_STRING("manufacturer"), str);
michael@0:         if (mozilla::AndroidBridge::Bridge()->GetStaticStringField("android/os/Build$VERSION", "RELEASE", str))
michael@0:             SetPropertyAsAString(NS_LITERAL_STRING("release_version"), str);
michael@0:         int32_t version;
michael@0:         if (!mozilla::AndroidBridge::Bridge()->GetStaticIntField("android/os/Build$VERSION", "SDK_INT", &version))
michael@0:             version = 0;
michael@0:         android_sdk_version = version;
michael@0:         if (version >= 8 && mozilla::AndroidBridge::Bridge()->GetStaticStringField("android/os/Build", "HARDWARE", str))
michael@0:             SetPropertyAsAString(NS_LITERAL_STRING("hardware"), str);
michael@0:         bool isTablet = mozilla::widget::android::GeckoAppShell::IsTablet();
michael@0:         SetPropertyAsBool(NS_LITERAL_STRING("tablet"), isTablet);
michael@0:         // NSPR "version" is the kernel version. For Android we want the Android version.
michael@0:         // Rename SDK version to version and put the kernel version into kernel_version.
michael@0:         rv = GetPropertyAsAString(NS_LITERAL_STRING("version"), str);
michael@0:         if (NS_SUCCEEDED(rv)) {
michael@0:             SetPropertyAsAString(NS_LITERAL_STRING("kernel_version"), str);
michael@0:         }
michael@0:         SetPropertyAsInt32(NS_LITERAL_STRING("version"), android_sdk_version);
michael@0:     }
michael@0: #endif
michael@0: 
michael@0: #ifdef MOZ_WIDGET_GONK
michael@0:     char sdk[PROP_VALUE_MAX], characteristics[PROP_VALUE_MAX];
michael@0:     if (__system_property_get("ro.build.version.sdk", sdk))
michael@0:       android_sdk_version = atoi(sdk);
michael@0:     if (__system_property_get("ro.build.characteristics", characteristics)) {
michael@0:       if (!strcmp(characteristics, "tablet"))
michael@0:         SetPropertyAsBool(NS_LITERAL_STRING("tablet"), true);
michael@0:     }
michael@0: #endif
michael@0: 
michael@0:     return NS_OK;
michael@0: }
michael@0: 
michael@0: void
michael@0: nsSystemInfo::SetInt32Property(const nsAString &aPropertyName,
michael@0:                                const int32_t aValue)
michael@0: {
michael@0:   NS_WARN_IF_FALSE(aValue > 0, "Unable to read system value");
michael@0:   if (aValue > 0) {
michael@0: #ifdef DEBUG
michael@0:     nsresult rv =
michael@0: #endif
michael@0:       SetPropertyAsInt32(aPropertyName, aValue);
michael@0:     NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "Unable to set property");
michael@0:   }
michael@0: }
michael@0: 
michael@0: void
michael@0: nsSystemInfo::SetUint32Property(const nsAString &aPropertyName,
michael@0:                                 const uint32_t aValue)
michael@0: {
michael@0:   // Only one property is currently set via this function.
michael@0:   // It may legitimately be zero.
michael@0: #ifdef DEBUG
michael@0:   nsresult rv =
michael@0: #endif
michael@0:     SetPropertyAsUint32(aPropertyName, aValue);
michael@0:   NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "Unable to set property");
michael@0: }
michael@0: 
michael@0: void
michael@0: nsSystemInfo::SetUint64Property(const nsAString &aPropertyName,
michael@0:                                 const uint64_t aValue)
michael@0: {
michael@0:   NS_WARN_IF_FALSE(aValue > 0, "Unable to read system value");
michael@0:   if (aValue > 0) {
michael@0: #ifdef DEBUG
michael@0:     nsresult rv =
michael@0: #endif
michael@0:       SetPropertyAsUint64(aPropertyName, aValue);
michael@0:     NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "Unable to set property");
michael@0:   }
michael@0: }