1 // Copyright (c) 2011 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 CHROME_UTILITY_IMPORTER_NSS_DECRYPTOR_MAC_H_ 6 #define CHROME_UTILITY_IMPORTER_NSS_DECRYPTOR_MAC_H_ 7 8 #include <string> 9 #include <vector> 10 11 #include "base/basictypes.h" 12 #include "base/strings/string16.h" 13 14 namespace base { 15 class FilePath; 16 } 17 18 // The following declarations of functions and types are from Firefox 19 // NSS library. 20 // source code: 21 // security/nss/lib/util/seccomon.h 22 // security/nss/lib/nss/nss.h 23 // The license block is: 24 25 /* ***** BEGIN LICENSE BLOCK ***** 26 * Version: MPL 1.1/GPL 2.0/LGPL 2.1 27 * 28 * The contents of this file are subject to the Mozilla Public License Version 29 * 1.1 (the "License"); you may not use this file except in compliance with 30 * the License. You may obtain a copy of the License at 31 * http://www.mozilla.org/MPL/ 32 * 33 * Software distributed under the License is distributed on an "AS IS" basis, 34 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 35 * for the specific language governing rights and limitations under the 36 * License. 37 * 38 * The Original Code is the Netscape security libraries. 39 * 40 * The Initial Developer of the Original Code is 41 * Netscape Communications Corporation. 42 * Portions created by the Initial Developer are Copyright (C) 1994-2000 43 * the Initial Developer. All Rights Reserved. 44 * 45 * Contributor(s): 46 * 47 * Alternatively, the contents of this file may be used under the terms of 48 * either the GNU General Public License Version 2 or later (the "GPL"), or 49 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), 50 * in which case the provisions of the GPL or the LGPL are applicable instead 51 * of those above. If you wish to allow use of your version of this file only 52 * under the terms of either the GPL or the LGPL, and not to allow others to 53 * use your version of this file under the terms of the MPL, indicate your 54 * decision by deleting the provisions above and replace them with the notice 55 * and other provisions required by the GPL or the LGPL. If you do not delete 56 * the provisions above, a recipient may use your version of this file under 57 * the terms of any one of the MPL, the GPL or the LGPL. 58 * 59 * ***** END LICENSE BLOCK ***** */ 60 61 enum SECItemType { 62 siBuffer = 0, 63 siClearDataBuffer = 1, 64 siCipherDataBuffer = 2, 65 siDERCertBuffer = 3, 66 siEncodedCertBuffer = 4, 67 siDERNameBuffer = 5, 68 siEncodedNameBuffer = 6, 69 siAsciiNameString = 7, 70 siAsciiString = 8, 71 siDEROID = 9, 72 siUnsignedInteger = 10, 73 siUTCTime = 11, 74 siGeneralizedTime = 12 75 }; 76 77 struct SECItem { 78 SECItemType type; 79 unsigned char *data; 80 unsigned int len; 81 }; 82 83 enum SECStatus { 84 SECWouldBlock = -2, 85 SECFailure = -1, 86 SECSuccess = 0 87 }; 88 89 typedef int PRBool; 90 #define PR_TRUE 1 91 #define PR_FALSE 0 92 93 typedef enum { PR_FAILURE = -1, PR_SUCCESS = 0 } PRStatus; 94 95 typedef struct PK11SlotInfoStr PK11SlotInfo; 96 97 typedef SECStatus (*NSSInitFunc)(const char *configdir); 98 typedef SECStatus (*NSSShutdownFunc)(void); 99 typedef PK11SlotInfo* (*PK11GetInternalKeySlotFunc)(void); 100 typedef void (*PK11FreeSlotFunc)(PK11SlotInfo *slot); 101 typedef SECStatus (*PK11CheckUserPasswordFunc)(PK11SlotInfo *slot, char *pw); 102 typedef SECStatus 103 (*PK11AuthenticateFunc)(PK11SlotInfo *slot, PRBool loadCerts, void *wincx); 104 typedef SECStatus 105 (*PK11SDRDecryptFunc)(SECItem *data, SECItem *result, void *cx); 106 typedef void (*SECITEMFreeItemFunc)(SECItem *item, PRBool free_it); 107 typedef void (*PLArenaFinishFunc)(void); 108 typedef PRStatus (*PRCleanupFunc)(void); 109 110 namespace content { 111 struct PasswordForm; 112 } 113 114 // A wrapper for Firefox NSS decrypt component. 115 class NSSDecryptor { 116 public: 117 NSSDecryptor() 118 : NSS_Init(NULL), NSS_Shutdown(NULL), PK11_GetInternalKeySlot(NULL), 119 PK11_CheckUserPassword(NULL), PK11_FreeSlot(NULL), 120 PK11_Authenticate(NULL), PK11SDR_Decrypt(NULL), SECITEM_FreeItem(NULL), 121 is_nss_initialized_(false) {} 122 ~NSSDecryptor(); 123 124 // Initializes NSS if it hasn't already been initialized. 125 bool Init(const base::FilePath& dll_path, const base::FilePath& db_path); 126 127 // Decrypts Firefox stored passwords. Before using this method, 128 // make sure Init() returns true. 129 string16 Decrypt(const std::string& crypt) const; 130 131 // Parses the Firefox password file content, decrypts the 132 // username/password and reads other related information. 133 // The result will be stored in |forms|. 134 void ParseSignons(const std::string& content, 135 std::vector<content::PasswordForm>* forms); 136 137 // Reads and parses the Firefox password sqlite db, decrypts the 138 // username/password and reads other related information. 139 // The result will be stored in |forms|. 140 bool ReadAndParseSignons(const base::FilePath& sqlite_file, 141 std::vector<content::PasswordForm>* forms); 142 private: 143 PK11SlotInfo* GetKeySlotForDB() const { return PK11_GetInternalKeySlot(); } 144 void FreeSlot(PK11SlotInfo* slot) const { PK11_FreeSlot(slot); } 145 146 // Methods in Firefox security components. 147 NSSInitFunc NSS_Init; 148 NSSShutdownFunc NSS_Shutdown; 149 PK11GetInternalKeySlotFunc PK11_GetInternalKeySlot; 150 PK11CheckUserPasswordFunc PK11_CheckUserPassword; 151 PK11FreeSlotFunc PK11_FreeSlot; 152 PK11AuthenticateFunc PK11_Authenticate; 153 PK11SDRDecryptFunc PK11SDR_Decrypt; 154 SECITEMFreeItemFunc SECITEM_FreeItem; 155 156 // True if NSS_Init() has been called 157 bool is_nss_initialized_; 158 159 DISALLOW_COPY_AND_ASSIGN(NSSDecryptor); 160 }; 161 162 #endif // CHROME_UTILITY_IMPORTER_NSS_DECRYPTOR_MAC_H_ 163