1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_UTILITY_IMPORTER_NSS_DECRYPTOR_WIN_H_
#define CHROME_UTILITY_IMPORTER_NSS_DECRYPTOR_WIN_H_
#include <string>
#include <vector>
#include "base/memory/raw_ptr_exclusion.h"
#include "base/native_library.h"
// The following declarations of functions and types are from Firefox
// NSS library.
// source code:
// security/nss/lib/util/seccomon.h
// security/nss/lib/nss/nss.h
// The license block is:
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1994-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
enum SECItemType {
siBuffer = 0,
siClearDataBuffer = 1,
siCipherDataBuffer = 2,
siDERCertBuffer = 3,
siEncodedCertBuffer = 4,
siDERNameBuffer = 5,
siEncodedNameBuffer = 6,
siAsciiNameString = 7,
siAsciiString = 8,
siDEROID = 9,
siUnsignedInteger = 10,
siUTCTime = 11,
siGeneralizedTime = 12
};
struct SECItem {
SECItemType type;
// RAW_PTR_EXCLUSION: Non-Windows platforms use SECItem from seccomon.h, which
// is not in this repo and doesn't use raw_ptr<>.
RAW_PTR_EXCLUSION unsigned char* data;
unsigned int len;
};
enum SECStatus {
SECWouldBlock = -2,
SECFailure = -1,
SECSuccess = 0
};
typedef int PRBool;
#define PR_TRUE 1
#define PR_FALSE 0
typedef enum { PR_FAILURE = -1, PR_SUCCESS = 0 } PRStatus;
typedef struct PK11SlotInfoStr PK11SlotInfo;
typedef SECStatus (*NSSInitFunc)(const char *configdir);
typedef SECStatus (*NSSShutdownFunc)(void);
typedef PK11SlotInfo* (*PK11GetInternalKeySlotFunc)(void);
typedef void (*PK11FreeSlotFunc)(PK11SlotInfo *slot);
typedef SECStatus (*PK11CheckUserPasswordFunc)(PK11SlotInfo *slot, char *pw);
typedef SECStatus
(*PK11AuthenticateFunc)(PK11SlotInfo *slot, PRBool loadCerts, void *wincx);
typedef SECStatus
(*PK11SDRDecryptFunc)(SECItem *data, SECItem *result, void *cx);
typedef void (*SECITEMFreeItemFunc)(SECItem *item, PRBool free_it);
typedef void (*PLArenaFinishFunc)(void);
typedef PRStatus (*PRCleanupFunc)(void);
struct FirefoxRawPasswordInfo;
namespace user_data_importer {
struct ImportedPasswordForm;
}
// A wrapper for Firefox NSS decrypt component.
class NSSDecryptor {
public:
NSSDecryptor();
NSSDecryptor(const NSSDecryptor&) = delete;
NSSDecryptor& operator=(const NSSDecryptor&) = delete;
~NSSDecryptor();
// Loads NSS3 library and returns true if successful.
// |dll_path| indicates the location of NSS3 DLL files, and |db_path|
// is the location of the database file that stores the keys.
bool Init(const base::FilePath& dll_path, const base::FilePath& db_path);
// Frees the libraries.
void Free();
// Decrypts Firefox stored passwords. Before using this method,
// make sure Init() returns true.
std::u16string Decrypt(const std::string& crypt) const;
// Reads and parses the Firefox password file logins.json, decrypts the
// username/password and reads other related information.
// The result will be stored in |forms|.
bool ReadAndParseLogins(
const base::FilePath& json_file,
std::vector<user_data_importer::ImportedPasswordForm>* forms);
private:
// Call NSS initialization funcs.
bool InitNSS(const base::FilePath& db_path,
base::NativeLibrary plds4_dll,
base::NativeLibrary nspr4_dll);
PK11SlotInfo* GetKeySlotForDB() const { return PK11_GetInternalKeySlot(); }
void FreeSlot(PK11SlotInfo* slot) const { PK11_FreeSlot(slot); }
// Turns unprocessed information extracted from Firefox's password file
// into ImportedPasswordForm.
bool CreatePasswordFormFromRawInfo(
const FirefoxRawPasswordInfo& raw_password_info,
user_data_importer::ImportedPasswordForm* form);
// Methods in Firefox security components.
NSSInitFunc NSS_Init;
NSSShutdownFunc NSS_Shutdown;
PK11GetInternalKeySlotFunc PK11_GetInternalKeySlot;
PK11FreeSlotFunc PK11_FreeSlot;
PK11AuthenticateFunc PK11_Authenticate;
PK11SDRDecryptFunc PK11SDR_Decrypt;
SECITEMFreeItemFunc SECITEM_FreeItem;
PLArenaFinishFunc PL_ArenaFinish;
PRCleanupFunc PR_Cleanup;
// Libraries necessary for decrypting the passwords.
static const wchar_t kNSS3Library[];
static const wchar_t kSoftokn3Library[];
static const wchar_t kPLDS4Library[];
static const wchar_t kNSPR4Library[];
// NSS3 module handles.
base::NativeLibrary nss3_dll_;
base::NativeLibrary softokn3_dll_;
// True if NSS_Init() has been called
bool is_nss_initialized_;
};
#endif // CHROME_UTILITY_IMPORTER_NSS_DECRYPTOR_WIN_H_
|
