1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef COMPONENTS_OS_CRYPT_IE7_PASSWORD_WIN_H_
6#define COMPONENTS_OS_CRYPT_IE7_PASSWORD_WIN_H_
7
8#include <windows.h>
9#include <string>
10#include <vector>
11
12#include "base/basictypes.h"
13#include "base/time/time.h"
14
15// Contains the information read from the IE7/IE8 Storage2 key in the registry.
16struct IE7PasswordInfo {
17  // Hash of the url.
18  std::wstring url_hash;
19
20  // Encrypted data containing the username, password and some more undocumented
21  // fields.
22  std::vector<unsigned char> encrypted_data;
23
24  // When the login was imported.
25  base::Time date_created;
26};
27
28namespace ie7_password {
29
30struct DecryptedCredentials {
31  std::wstring username;
32  std::wstring password;
33};
34
35// Parses a data structure to find passwords and usernames.
36// The collection of bytes in |data| is interpreted as a special PasswordEntry
37// structure. IE saves the login information as a binary dump of this structure.
38// Credentials extracted from |data| end up in |credentials|.
39bool GetUserPassFromData(const std::vector<unsigned char>& data,
40                         std::vector<DecryptedCredentials>* credentials);
41
42// Decrypts usernames and passwords for a given data vector using the url as
43// the key.
44// Output ends up in |credentials|.
45bool DecryptPasswords(const std::wstring& url,
46                      const std::vector<unsigned char>& data,
47                      std::vector<DecryptedCredentials>* credentials);
48
49// Returns the hash of a url.
50std::wstring GetUrlHash(const std::wstring& url);
51
52}  // namespace ie7_password
53
54#endif  // COMPONENTS_OS_CRYPT_IE7_PASSWORD_WIN_H_
55