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gecko-dev/browser/components/migration/MSMigrationUtils.jsm

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JavaScript
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/* 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/. */
"use strict";
this.EXPORTED_SYMBOLS = ["MSMigrationUtils"];
const { classes: Cc, interfaces: Ci, utils: Cu, results: Cr } = Components;
Cu.import("resource://gre/modules/AppConstants.jsm");
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource:///modules/MigrationUtils.jsm");
Cu.importGlobalProperties(["FileReader"]);
XPCOMUtils.defineLazyModuleGetter(this, "PlacesUtils",
"resource://gre/modules/PlacesUtils.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "WindowsRegistry",
"resource://gre/modules/WindowsRegistry.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "ctypes",
"resource://gre/modules/ctypes.jsm");
const EDGE_COOKIE_PATH_OPTIONS = ["", "#!001\\", "#!002\\"];
const EDGE_COOKIES_SUFFIX = "MicrosoftEdge\\Cookies";
const EDGE_FAVORITES = "AC\\MicrosoftEdge\\User\\Default\\Favorites";
const FREE_CLOSE_FAILED = 0;
const INTERNET_EXPLORER_EDGE_GUID = [0x3CCD5499,
0x4B1087A8,
0x886015A2,
0x553BDD88];
const RESULT_SUCCESS = 0;
const VAULT_ENUMERATE_ALL_ITEMS = 512;
const WEB_CREDENTIALS_VAULT_ID = [0x4BF4C442,
0x41A09B8A,
0x4ADD80B3,
0x28DB4D70];
Cu.importGlobalProperties(["File"]);
const wintypes = {
BOOL: ctypes.int,
DWORD: ctypes.uint32_t,
DWORDLONG: ctypes.uint64_t,
CHAR: ctypes.char,
PCHAR: ctypes.char.ptr,
LPCWSTR: ctypes.char16_t.ptr,
PDWORD: ctypes.uint32_t.ptr,
VOIDP: ctypes.voidptr_t,
WORD: ctypes.uint16_t,
};
// TODO: Bug 1202978 - Refactor MSMigrationUtils ctypes helpers
function CtypesKernelHelpers() {
this._structs = {};
this._functions = {};
this._libs = {};
this._structs.SYSTEMTIME = new ctypes.StructType("SYSTEMTIME", [
{wYear: wintypes.WORD},
{wMonth: wintypes.WORD},
{wDayOfWeek: wintypes.WORD},
{wDay: wintypes.WORD},
{wHour: wintypes.WORD},
{wMinute: wintypes.WORD},
{wSecond: wintypes.WORD},
{wMilliseconds: wintypes.WORD}
]);
this._structs.FILETIME = new ctypes.StructType("FILETIME", [
{dwLowDateTime: wintypes.DWORD},
{dwHighDateTime: wintypes.DWORD}
]);
try {
this._libs.kernel32 = ctypes.open("Kernel32");
this._functions.FileTimeToSystemTime =
this._libs.kernel32.declare("FileTimeToSystemTime",
ctypes.winapi_abi,
wintypes.BOOL,
this._structs.FILETIME.ptr,
this._structs.SYSTEMTIME.ptr);
} catch (ex) {
this.finalize();
}
}
CtypesKernelHelpers.prototype = {
/**
* Must be invoked once after last use of any of the provided helpers.
*/
finalize() {
this._structs = {};
this._functions = {};
for (let key in this._libs) {
let lib = this._libs[key];
try {
lib.close();
} catch (ex) {}
}
this._libs = {};
},
/**
* Converts a FILETIME struct (2 DWORDS), to a SYSTEMTIME struct,
* and then deduces the number of seconds since the epoch (which
* is the data we want for the cookie expiry date).
*
* @param aTimeHi
* Least significant DWORD.
* @param aTimeLo
* Most significant DWORD.
* @return the number of seconds since the epoch
*/
fileTimeToSecondsSinceEpoch(aTimeHi, aTimeLo) {
let fileTime = this._structs.FILETIME();
fileTime.dwLowDateTime = aTimeLo;
fileTime.dwHighDateTime = aTimeHi;
let systemTime = this._structs.SYSTEMTIME();
let result = this._functions.FileTimeToSystemTime(fileTime.address(),
systemTime.address());
if (result == 0)
throw new Error(ctypes.winLastError);
// System time is in UTC, so we use Date.UTC to get milliseconds from epoch,
// then divide by 1000 to get seconds, and round down:
return Math.floor(Date.UTC(systemTime.wYear,
systemTime.wMonth - 1,
systemTime.wDay,
systemTime.wHour,
systemTime.wMinute,
systemTime.wSecond,
systemTime.wMilliseconds) / 1000);
}
};
function CtypesVaultHelpers() {
this._structs = {};
this._functions = {};
this._structs.GUID = new ctypes.StructType("GUID", [
{id: wintypes.DWORD.array(4)},
]);
this._structs.VAULT_ITEM_ELEMENT = new ctypes.StructType("VAULT_ITEM_ELEMENT", [
// not documented
{schemaElementId: wintypes.DWORD},
// not documented
{unknown1: wintypes.DWORD},
// vault type
{type: wintypes.DWORD},
// not documented
{unknown2: wintypes.DWORD},
// value of the item
{itemValue: wintypes.LPCWSTR},
// not documented
{unknown3: wintypes.CHAR.array(12)},
]);
this._structs.VAULT_ELEMENT = new ctypes.StructType("VAULT_ELEMENT", [
// vault item schemaId
{schemaId: this._structs.GUID},
// a pointer to the name of the browser VAULT_ITEM_ELEMENT
{pszCredentialFriendlyName: wintypes.LPCWSTR},
// a pointer to the url VAULT_ITEM_ELEMENT
{pResourceElement: this._structs.VAULT_ITEM_ELEMENT.ptr},
// a pointer to the username VAULT_ITEM_ELEMENT
{pIdentityElement: this._structs.VAULT_ITEM_ELEMENT.ptr},
// not documented
{pAuthenticatorElement: this._structs.VAULT_ITEM_ELEMENT.ptr},
// not documented
{pPackageSid: this._structs.VAULT_ITEM_ELEMENT.ptr},
// time stamp in local format
{lowLastModified: wintypes.DWORD},
{highLastModified: wintypes.DWORD},
// not documented
{flags: wintypes.DWORD},
// not documented
{dwPropertiesCount: wintypes.DWORD},
// not documented
{pPropertyElements: this._structs.VAULT_ITEM_ELEMENT.ptr},
]);
try {
this._vaultcliLib = ctypes.open("vaultcli.dll");
this._functions.VaultOpenVault =
this._vaultcliLib.declare("VaultOpenVault",
ctypes.winapi_abi,
wintypes.DWORD,
// GUID
this._structs.GUID.ptr,
// Flags
wintypes.DWORD,
// Vault Handle
wintypes.VOIDP.ptr);
this._functions.VaultEnumerateItems =
this._vaultcliLib.declare("VaultEnumerateItems",
ctypes.winapi_abi,
wintypes.DWORD,
// Vault Handle
wintypes.VOIDP,
// Flags
wintypes.DWORD,
// Items Count
wintypes.PDWORD,
// Items
ctypes.voidptr_t);
this._functions.VaultCloseVault =
this._vaultcliLib.declare("VaultCloseVault",
ctypes.winapi_abi,
wintypes.DWORD,
// Vault Handle
wintypes.VOIDP);
this._functions.VaultGetItem =
this._vaultcliLib.declare("VaultGetItem",
ctypes.winapi_abi,
wintypes.DWORD,
// Vault Handle
wintypes.VOIDP,
// Schema Id
this._structs.GUID.ptr,
// Resource
this._structs.VAULT_ITEM_ELEMENT.ptr,
// Identity
this._structs.VAULT_ITEM_ELEMENT.ptr,
// Package Sid
this._structs.VAULT_ITEM_ELEMENT.ptr,
// HWND Owner
wintypes.DWORD,
// Flags
wintypes.DWORD,
// Items
this._structs.VAULT_ELEMENT.ptr.ptr);
this._functions.VaultFree =
this._vaultcliLib.declare("VaultFree",
ctypes.winapi_abi,
wintypes.DWORD,
// Memory
this._structs.VAULT_ELEMENT.ptr);
} catch (ex) {
this.finalize();
}
}
CtypesVaultHelpers.prototype = {
/**
* Must be invoked once after last use of any of the provided helpers.
*/
finalize() {
this._structs = {};
this._functions = {};
try {
this._vaultcliLib.close();
} catch (ex) {}
this._vaultcliLib = null;
}
};
/**
* Checks whether an host is an IP (v4 or v6) address.
*
* @param aHost
* The host to check.
* @return whether aHost is an IP address.
*/
function hostIsIPAddress(aHost) {
try {
Services.eTLD.getBaseDomainFromHost(aHost);
} catch (e) {
return e.result == Cr.NS_ERROR_HOST_IS_IP_ADDRESS;
}
return false;
}
var gEdgeDir;
function getEdgeLocalDataFolder() {
if (gEdgeDir) {
return gEdgeDir.clone();
}
let packages = Services.dirsvc.get("LocalAppData", Ci.nsIFile);
packages.append("Packages");
let edgeDir = packages.clone();
edgeDir.append("Microsoft.MicrosoftEdge_8wekyb3d8bbwe");
try {
if (edgeDir.exists() && edgeDir.isReadable() && edgeDir.isDirectory()) {
gEdgeDir = edgeDir;
return edgeDir.clone();
}
// Let's try the long way:
let dirEntries = packages.directoryEntries;
while (dirEntries.hasMoreElements()) {
let subDir = dirEntries.getNext();
subDir.QueryInterface(Ci.nsIFile);
if (subDir.leafName.startsWith("Microsoft.MicrosoftEdge") && subDir.isReadable() &&
subDir.isDirectory()) {
gEdgeDir = subDir;
return subDir.clone();
}
}
} catch (ex) {
Cu.reportError("Exception trying to find the Edge favorites directory: " + ex);
}
return null;
}
function Bookmarks(migrationType) {
this._migrationType = migrationType;
}
Bookmarks.prototype = {
type: MigrationUtils.resourceTypes.BOOKMARKS,
get exists() {
return !!this._favoritesFolder;
},
get importedAppLabel() {
return this._migrationType == MSMigrationUtils.MIGRATION_TYPE_IE ? "IE" : "Edge";
},
__favoritesFolder: null,
get _favoritesFolder() {
if (!this.__favoritesFolder) {
if (this._migrationType == MSMigrationUtils.MIGRATION_TYPE_IE) {
let favoritesFolder = Services.dirsvc.get("Favs", Ci.nsIFile);
if (favoritesFolder.exists() && favoritesFolder.isReadable()) {
this.__favoritesFolder = favoritesFolder;
}
} else if (this._migrationType == MSMigrationUtils.MIGRATION_TYPE_EDGE) {
let edgeDir = getEdgeLocalDataFolder();
if (edgeDir) {
edgeDir.appendRelativePath(EDGE_FAVORITES);
if (edgeDir.exists() && edgeDir.isReadable() && edgeDir.isDirectory()) {
this.__favoritesFolder = edgeDir;
}
}
}
}
return this.__favoritesFolder;
},
__toolbarFolderName: null,
get _toolbarFolderName() {
if (!this.__toolbarFolderName) {
if (this._migrationType == MSMigrationUtils.MIGRATION_TYPE_IE) {
// Retrieve the name of IE's favorites subfolder that holds the bookmarks
// in the toolbar. This was previously stored in the registry and changed
// in IE7 to always be called "Links".
let folderName = WindowsRegistry.readRegKey(Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
"Software\\Microsoft\\Internet Explorer\\Toolbar",
"LinksFolderName");
this.__toolbarFolderName = folderName || "Links";
} else {
this.__toolbarFolderName = "Links";
}
}
return this.__toolbarFolderName;
},
migrate: function B_migrate(aCallback) {
return (async () => {
// Import to the bookmarks menu.
let folderGuid = PlacesUtils.bookmarks.menuGuid;
if (!MigrationUtils.isStartupMigration) {
folderGuid =
await MigrationUtils.createImportedBookmarksFolder(this.importedAppLabel, folderGuid);
}
await this._migrateFolder(this._favoritesFolder, folderGuid);
})().then(() => aCallback(true),
e => { Cu.reportError(e); aCallback(false) });
},
async _migrateFolder(aSourceFolder, aDestFolderGuid) {
let bookmarks = await this._getBookmarksInFolder(aSourceFolder);
if (bookmarks.length) {
await MigrationUtils.insertManyBookmarksWrapper(bookmarks, aDestFolderGuid);
}
},
async _getBookmarksInFolder(aSourceFolder) {
// TODO (bug 741993): the favorites order is stored in the Registry, at
// HCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MenuOrder\Favorites
// for IE, and in a similar location for Edge.
// Until we support it, bookmarks are imported in alphabetical order.
let entries = aSourceFolder.directoryEntries;
let rv = [];
while (entries.hasMoreElements()) {
let entry = entries.getNext().QueryInterface(Ci.nsIFile);
try {
// Make sure that entry.path == entry.target to not follow .lnk folder
// shortcuts which could lead to infinite cycles.
// Don't use isSymlink(), since it would throw for invalid
// lnk files pointing to URLs or to unresolvable paths.
if (entry.path == entry.target && entry.isDirectory()) {
let isBookmarksFolder = entry.leafName == this._toolbarFolderName &&
entry.parent.equals(this._favoritesFolder);
if (isBookmarksFolder && entry.isReadable()) {
// Import to the bookmarks toolbar.
let folderGuid = PlacesUtils.bookmarks.toolbarGuid;
if (!MigrationUtils.isStartupMigration) {
folderGuid =
await MigrationUtils.createImportedBookmarksFolder(this.importedAppLabel, folderGuid);
}
await this._migrateFolder(entry, folderGuid);
} else if (entry.isReadable()) {
let childBookmarks = await this._getBookmarksInFolder(entry);
rv.push({
type: PlacesUtils.bookmarks.TYPE_FOLDER,
title: entry.leafName,
children: childBookmarks,
});
}
} else {
// Strip the .url extension, to both check this is a valid link file,
// and get the associated title.
let matches = entry.leafName.match(/(.+)\.url$/i);
if (matches) {
let fileHandler = Cc["@mozilla.org/network/protocol;1?name=file"].
getService(Ci.nsIFileProtocolHandler);
let uri = fileHandler.readURLFile(entry);
rv.push({url: uri, title: matches[1]});
}
}
} catch (ex) {
Components.utils.reportError("Unable to import " + this.importedAppLabel + " favorite (" + entry.leafName + "): " + ex);
}
}
return rv;
},
};
function Cookies(migrationType) {
this._migrationType = migrationType;
}
Cookies.prototype = {
type: MigrationUtils.resourceTypes.COOKIES,
get exists() {
if (this._migrationType == MSMigrationUtils.MIGRATION_TYPE_IE) {
return !!this._cookiesFolder;
}
return !!this._cookiesFolders;
},
__cookiesFolder: null,
get _cookiesFolder() {
// Edge stores cookies in a number of places, and this shouldn't get called:
if (this._migrationType != MSMigrationUtils.MIGRATION_TYPE_IE) {
throw new Error("Shouldn't be looking for a single cookie folder unless we're migrating IE");
}
// Cookies are stored in txt files, in a Cookies folder whose path varies
// across the different OS versions. CookD takes care of most of these
// cases, though, in Windows Vista/7, UAC makes a difference.
// If UAC is enabled, the most common destination is CookD/Low. Though,
// if the user runs the application in administrator mode or disables UAC,
// cookies are stored in the original CookD destination. Cause running the
// browser in administrator mode is unsafe and discouraged, we just care
// about the UAC state.
if (!this.__cookiesFolder) {
let cookiesFolder = Services.dirsvc.get("CookD", Ci.nsIFile);
if (cookiesFolder.exists() && cookiesFolder.isReadable()) {
// In versions up to Windows 7, check if UAC is enabled.
if (AppConstants.isPlatformAndVersionAtMost("win", "6.1") &&
Services.appinfo.QueryInterface(Ci.nsIWinAppHelper).userCanElevate) {
cookiesFolder.append("Low");
}
this.__cookiesFolder = cookiesFolder;
}
}
return this.__cookiesFolder;
},
__cookiesFolders: null,
get _cookiesFolders() {
if (this._migrationType != MSMigrationUtils.MIGRATION_TYPE_EDGE) {
throw new Error("Shouldn't be looking for multiple cookie folders unless we're migrating Edge");
}
let folders = [];
let edgeDir = getEdgeLocalDataFolder();
if (edgeDir) {
edgeDir.append("AC");
for (let path of EDGE_COOKIE_PATH_OPTIONS) {
let folder = edgeDir.clone();
let fullPath = path + EDGE_COOKIES_SUFFIX;
folder.appendRelativePath(fullPath);
if (folder.exists() && folder.isReadable() && folder.isDirectory()) {
folders.push(folder);
}
}
}
this.__cookiesFolders = folders.length ? folders : null;
return this.__cookiesFolders;
},
migrate(aCallback) {
this.ctypesKernelHelpers = new CtypesKernelHelpers();
let cookiesGenerator = (function* genCookie() {
let success = false;
let folders = this._migrationType == MSMigrationUtils.MIGRATION_TYPE_EDGE ?
this.__cookiesFolders : [this.__cookiesFolder];
for (let folder of folders) {
let entries = folder.directoryEntries;
while (entries.hasMoreElements()) {
let entry = entries.getNext().QueryInterface(Ci.nsIFile);
// Skip eventual bogus entries.
if (!entry.isFile() || !/\.(cookie|txt)$/.test(entry.leafName))
continue;
this._readCookieFile(entry, function(aSuccess) {
// Importing even a single cookie file is considered a success.
if (aSuccess)
success = true;
try {
cookiesGenerator.next();
} catch (ex) {}
});
yield undefined;
}
}
this.ctypesKernelHelpers.finalize();
aCallback(success);
}).apply(this);
cookiesGenerator.next();
},
_readCookieFile(aFile, aCallback) {
File.createFromNsIFile(aFile).then(file => {
let fileReader = new FileReader();
let onLoadEnd = () => {
fileReader.removeEventListener("loadend", onLoadEnd);
if (fileReader.readyState != fileReader.DONE) {
Cu.reportError("Could not read cookie contents: " + fileReader.error);
aCallback(false);
return;
}
let success = true;
try {
this._parseCookieBuffer(fileReader.result);
} catch (ex) {
Components.utils.reportError("Unable to migrate cookie: " + ex);
success = false;
} finally {
aCallback(success);
}
};
fileReader.addEventListener("loadend", onLoadEnd);
fileReader.readAsText(file);
}, () => {
aCallback(false);
});
},
/**
* Parses a cookie file buffer and returns an array of the contained cookies.
*
* The cookie file format is a newline-separated-values with a "*" used as
* delimeter between multiple records.
* Each cookie has the following fields:
* - name
* - value
* - host/path
* - flags
* - Expiration time most significant integer
* - Expiration time least significant integer
* - Creation time most significant integer
* - Creation time least significant integer
* - Record delimiter "*"
*
* Unfortunately, "*" can also occur inside the value of the cookie, so we
* can't rely exclusively on it as a record separator.
*
* @note All the times are in FILETIME format.
*/
_parseCookieBuffer(aTextBuffer) {
// Note the last record is an empty string...
let records = [];
let lines = aTextBuffer.split("\n");
while (lines.length > 0) {
let record = lines.splice(0, 9);
// ... which means this is going to be a 1-element array for that record
if (record.length > 1) {
records.push(record);
}
}
for (let record of records) {
let [name, value, hostpath, flags,
expireTimeLo, expireTimeHi] = record;
// IE stores deleted cookies with a zero-length value, skip them.
if (value.length == 0)
continue;
// IE sometimes has cookies created by apps that use "~~local~~/local/file/path"
// as the hostpath, ignore those:
if (hostpath.startsWith("~~local~~"))
continue;
let hostLen = hostpath.indexOf("/");
let host = hostpath.substr(0, hostLen);
let path = hostpath.substr(hostLen);
// For a non-null domain, assume it's what Mozilla considers
// a domain cookie. See bug 222343.
if (host.length > 0) {
// Fist delete any possible extant matching host cookie.
Services.cookies.remove(host, name, path, false, {});
// Now make it a domain cookie.
if (host[0] != "." && !hostIsIPAddress(host))
host = "." + host;
}
// Fallback: expire in 1h (NB: time is in seconds since epoch, so we have
// to divide the result of Date.now() (which is in milliseconds) by 1000).
let expireTime = Math.floor(Date.now() / 1000) + 3600;
try {
expireTime = this.ctypesKernelHelpers.fileTimeToSecondsSinceEpoch(Number(expireTimeHi),
Number(expireTimeLo));
} catch (ex) {
Cu.reportError("Failed to get expiry time for cookie for " + host);
}
Services.cookies.add(host,
path,
name,
value,
Number(flags) & 0x1, // secure
false, // httpOnly
false, // session
expireTime,
{});
}
}
};
function getTypedURLs(registryKeyPath) {
// The list of typed URLs is a sort of annotation stored in the registry.
// The number of entries stored is not UI-configurable, but has changed
// between different Windows versions. We just keep reading up to the first
// non-existing entry to support different limits / states of the registry.
let typedURLs = new Map();
let typedURLKey = Cc["@mozilla.org/windows-registry-key;1"].
createInstance(Ci.nsIWindowsRegKey);
let typedURLTimeKey = Cc["@mozilla.org/windows-registry-key;1"].
createInstance(Ci.nsIWindowsRegKey);
let cTypes = new CtypesKernelHelpers();
try {
typedURLKey.open(Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
registryKeyPath + "\\TypedURLs",
Ci.nsIWindowsRegKey.ACCESS_READ);
try {
typedURLTimeKey.open(Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
registryKeyPath + "\\TypedURLsTime",
Ci.nsIWindowsRegKey.ACCESS_READ);
} catch (ex) {
typedURLTimeKey = null;
}
let entryName;
for (let entry = 1; typedURLKey.hasValue((entryName = "url" + entry)); entry++) {
let url = typedURLKey.readStringValue(entryName);
let timeTyped = 0;
if (typedURLTimeKey && typedURLTimeKey.hasValue(entryName)) {
let urlTime = "";
try {
urlTime = typedURLTimeKey.readBinaryValue(entryName);
} catch (ex) {
Cu.reportError("Couldn't read url time for " + entryName);
}
if (urlTime.length == 8) {
let urlTimeHex = [];
for (let i = 0; i < 8; i++) {
let c = urlTime.charCodeAt(i).toString(16);
if (c.length == 1)
c = "0" + c;
urlTimeHex.unshift(c);
}
try {
let hi = parseInt(urlTimeHex.slice(0, 4).join(""), 16);
let lo = parseInt(urlTimeHex.slice(4, 8).join(""), 16);
// Convert to seconds since epoch:
timeTyped = cTypes.fileTimeToSecondsSinceEpoch(hi, lo);
// Callers expect PRTime, which is microseconds since epoch:
timeTyped *= 1000 * 1000;
} catch (ex) {
// Ignore conversion exceptions. Callers will have to deal
// with the fallback value (0).
}
}
}
typedURLs.set(url, timeTyped);
}
} catch (ex) {
Cu.reportError("Error reading typed URL history: " + ex);
} finally {
if (typedURLKey) {
typedURLKey.close();
}
if (typedURLTimeKey) {
typedURLTimeKey.close();
}
cTypes.finalize();
}
return typedURLs;
}
// Migrator for form passwords on Windows 8 and higher.
function WindowsVaultFormPasswords() {
}
WindowsVaultFormPasswords.prototype = {
type: MigrationUtils.resourceTypes.PASSWORDS,
get exists() {
// work only on windows 8+
if (AppConstants.isPlatformAndVersionAtLeast("win", "6.2")) {
// check if there are passwords available for migration.
return this.migrate(() => {}, true);
}
return false;
},
/**
* If aOnlyCheckExists is false, import the form passwords on Windows 8 and higher from the vault
* and then call the aCallback.
* Otherwise, check if there are passwords in the vault.
* @param {function} aCallback - a callback called when the migration is done.
* @param {boolean} [aOnlyCheckExists=false] - if aOnlyCheckExists is true, just check if there are some
* passwords to migrate. Import the passwords from the vault and call aCallback otherwise.
* @return true if there are passwords in the vault and aOnlyCheckExists is set to true,
* false if there is no password in the vault and aOnlyCheckExists is set to true, undefined if
* aOnlyCheckExists is set to false.
*/
migrate(aCallback, aOnlyCheckExists = false) {
// check if the vault item is an IE/Edge one
function _isIEOrEdgePassword(id) {
return id[0] == INTERNET_EXPLORER_EDGE_GUID[0] &&
id[1] == INTERNET_EXPLORER_EDGE_GUID[1] &&
id[2] == INTERNET_EXPLORER_EDGE_GUID[2] &&
id[3] == INTERNET_EXPLORER_EDGE_GUID[3];
}
let ctypesVaultHelpers = new CtypesVaultHelpers();
let ctypesKernelHelpers = new CtypesKernelHelpers();
let migrationSucceeded = true;
let successfulVaultOpen = false;
let error, vault;
try {
// web credentials vault id
let vaultGuid = new ctypesVaultHelpers._structs.GUID(WEB_CREDENTIALS_VAULT_ID);
error = new wintypes.DWORD();
// web credentials vault
vault = new wintypes.VOIDP();
// open the current vault using the vaultGuid
error = ctypesVaultHelpers._functions.VaultOpenVault(vaultGuid.address(), 0, vault.address());
if (error != RESULT_SUCCESS) {
throw new Error("Unable to open Vault: " + error);
}
successfulVaultOpen = true;
let item = new ctypesVaultHelpers._structs.VAULT_ELEMENT.ptr();
let itemCount = new wintypes.DWORD();
// enumerate all the available items. This api is going to return a table of all the
// available items and item is going to point to the first element of this table.
error = ctypesVaultHelpers._functions.VaultEnumerateItems(vault, VAULT_ENUMERATE_ALL_ITEMS,
itemCount.address(),
item.address());
if (error != RESULT_SUCCESS) {
throw new Error("Unable to enumerate Vault items: " + error);
}
for (let j = 0; j < itemCount.value; j++) {
try {
// if it's not an ie/edge password, skip it
if (!_isIEOrEdgePassword(item.contents.schemaId.id)) {
continue;
}
let url = item.contents.pResourceElement.contents.itemValue.readString();
let realURL;
try {
realURL = Services.io.newURI(url);
} catch (ex) { /* leave realURL as null */ }
if (!realURL || ["http", "https", "ftp"].indexOf(realURL.scheme) == -1) {
// Ignore items for non-URLs or URLs that aren't HTTP(S)/FTP
continue;
}
// if aOnlyCheckExists is set to true, the purpose of the call is to return true if there is at
// least a password which is true in this case because a password was by now already found
if (aOnlyCheckExists) {
return true;
}
let username = item.contents.pIdentityElement.contents.itemValue.readString();
// the current login credential object
let credential = new ctypesVaultHelpers._structs.VAULT_ELEMENT.ptr();
error = ctypesVaultHelpers._functions.VaultGetItem(vault,
item.contents.schemaId.address(),
item.contents.pResourceElement,
item.contents.pIdentityElement, null,
0, 0, credential.address());
if (error != RESULT_SUCCESS) {
throw new Error("Unable to get item: " + error);
}
let password = credential.contents.pAuthenticatorElement.contents.itemValue.readString();
let creation = Date.now();
try {
// login manager wants time in milliseconds since epoch, so convert
// to seconds since epoch and multiply to get milliseconds:
creation = ctypesKernelHelpers.
fileTimeToSecondsSinceEpoch(item.contents.highLastModified,
item.contents.lowLastModified) * 1000;
} catch (ex) {
// Ignore exceptions in the dates and just create the login for right now.
}
// create a new login
let login = {
username, password,
hostname: realURL.prePath,
timeCreated: creation,
};
MigrationUtils.insertLoginWrapper(login);
// close current item
error = ctypesVaultHelpers._functions.VaultFree(credential);
if (error == FREE_CLOSE_FAILED) {
throw new Error("Unable to free item: " + error);
}
} catch (e) {
migrationSucceeded = false;
Cu.reportError(e);
} finally {
// move to next item in the table returned by VaultEnumerateItems
item = item.increment();
}
}
} catch (e) {
Cu.reportError(e);
migrationSucceeded = false;
} finally {
if (successfulVaultOpen) {
// close current vault
error = ctypesVaultHelpers._functions.VaultCloseVault(vault);
if (error == FREE_CLOSE_FAILED) {
Cu.reportError("Unable to close vault: " + error);
}
}
ctypesKernelHelpers.finalize();
ctypesVaultHelpers.finalize();
aCallback(migrationSucceeded);
}
if (aOnlyCheckExists) {
return false;
}
return undefined;
}
};
var MSMigrationUtils = {
MIGRATION_TYPE_IE: 1,
MIGRATION_TYPE_EDGE: 2,
CtypesKernelHelpers,
getBookmarksMigrator(migrationType = this.MIGRATION_TYPE_IE) {
return new Bookmarks(migrationType);
},
getCookiesMigrator(migrationType = this.MIGRATION_TYPE_IE) {
return new Cookies(migrationType);
},
getWindowsVaultFormPasswordsMigrator() {
return new WindowsVaultFormPasswords();
},
getTypedURLs,
getEdgeLocalDataFolder,
};
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