nss_decryptor_mac.h revision 72a454cd3513ac24fbdd0e0cb9ad70b86a99b801
1// Copyright (c) 2010 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_BROWSER_IMPORTER_NSS_DECRYPTOR_MAC_H_ 6#define CHROME_BROWSER_IMPORTER_NSS_DECRYPTOR_MAC_H_ 7#pragma once 8 9#include <string> 10#include <vector> 11 12#include "base/basictypes.h" 13#include "base/string16.h" 14 15class FilePath; 16 17// The following declarations of functions and types are from Firefox 18// NSS library. 19// source code: 20// security/nss/lib/util/seccomon.h 21// security/nss/lib/nss/nss.h 22// The license block is: 23 24/* ***** BEGIN LICENSE BLOCK ***** 25* Version: MPL 1.1/GPL 2.0/LGPL 2.1 26* 27* The contents of this file are subject to the Mozilla Public License Version 28* 1.1 (the "License"); you may not use this file except in compliance with 29* the License. You may obtain a copy of the License at 30* http://www.mozilla.org/MPL/ 31* 32* Software distributed under the License is distributed on an "AS IS" basis, 33* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 34* for the specific language governing rights and limitations under the 35* License. 36* 37* The Original Code is the Netscape security libraries. 38* 39* The Initial Developer of the Original Code is 40* Netscape Communications Corporation. 41* Portions created by the Initial Developer are Copyright (C) 1994-2000 42* the Initial Developer. All Rights Reserved. 43* 44* Contributor(s): 45* 46* Alternatively, the contents of this file may be used under the terms of 47* either the GNU General Public License Version 2 or later (the "GPL"), or 48* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), 49* in which case the provisions of the GPL or the LGPL are applicable instead 50* of those above. If you wish to allow use of your version of this file only 51* under the terms of either the GPL or the LGPL, and not to allow others to 52* use your version of this file under the terms of the MPL, indicate your 53* decision by deleting the provisions above and replace them with the notice 54* and other provisions required by the GPL or the LGPL. If you do not delete 55* the provisions above, a recipient may use your version of this file under 56* the terms of any one of the MPL, the GPL or the LGPL. 57* 58* ***** END LICENSE BLOCK ***** */ 59 60enum SECItemType { 61 siBuffer = 0, 62 siClearDataBuffer = 1, 63 siCipherDataBuffer = 2, 64 siDERCertBuffer = 3, 65 siEncodedCertBuffer = 4, 66 siDERNameBuffer = 5, 67 siEncodedNameBuffer = 6, 68 siAsciiNameString = 7, 69 siAsciiString = 8, 70 siDEROID = 9, 71 siUnsignedInteger = 10, 72 siUTCTime = 11, 73 siGeneralizedTime = 12 74}; 75 76struct SECItem { 77 SECItemType type; 78 unsigned char *data; 79 unsigned int len; 80}; 81 82enum SECStatus { 83 SECWouldBlock = -2, 84 SECFailure = -1, 85 SECSuccess = 0 86}; 87 88typedef int PRBool; 89#define PR_TRUE 1 90#define PR_FALSE 0 91 92typedef enum { PR_FAILURE = -1, PR_SUCCESS = 0 } PRStatus; 93 94typedef struct PK11SlotInfoStr PK11SlotInfo; 95 96typedef SECStatus (*NSSInitFunc)(const char *configdir); 97typedef SECStatus (*NSSShutdownFunc)(void); 98typedef PK11SlotInfo* (*PK11GetInternalKeySlotFunc)(void); 99typedef void (*PK11FreeSlotFunc)(PK11SlotInfo *slot); 100typedef SECStatus (*PK11CheckUserPasswordFunc)(PK11SlotInfo *slot, char *pw); 101typedef SECStatus 102 (*PK11AuthenticateFunc)(PK11SlotInfo *slot, PRBool loadCerts, void *wincx); 103typedef SECStatus 104 (*PK11SDRDecryptFunc)(SECItem *data, SECItem *result, void *cx); 105typedef void (*SECITEMFreeItemFunc)(SECItem *item, PRBool free_it); 106typedef void (*PLArenaFinishFunc)(void); 107typedef PRStatus (*PRCleanupFunc)(void); 108namespace webkit_glue { 109struct PasswordForm; 110} 111 112// A wrapper for Firefox NSS decrypt component. 113class NSSDecryptor { 114 public: 115 NSSDecryptor() 116 : NSS_Init(NULL), NSS_Shutdown(NULL), PK11_GetInternalKeySlot(NULL), 117 PK11_CheckUserPassword(NULL), PK11_FreeSlot(NULL), 118 PK11_Authenticate(NULL), PK11SDR_Decrypt(NULL), SECITEM_FreeItem(NULL), 119 is_nss_initialized_(false) {} 120 ~NSSDecryptor(); 121 122 // Initializes NSS if it hasn't already been initialized. 123 bool Init(const FilePath& dll_path, const FilePath& db_path); 124 125 // Decrypts Firefox stored passwords. Before using this method, 126 // make sure Init() returns true. 127 string16 Decrypt(const std::string& crypt) const; 128 129 // Parses the Firefox password file content, decrypts the 130 // username/password and reads other related information. 131 // The result will be stored in |forms|. 132 void ParseSignons(const std::string& content, 133 std::vector<webkit_glue::PasswordForm>* forms); 134 135 // Reads and parses the Firefox password sqlite db, decrypts the 136 // username/password and reads other related information. 137 // The result will be stored in |forms|. 138 bool ReadAndParseSignons(const FilePath& sqlite_file, 139 std::vector<webkit_glue::PasswordForm>* forms); 140 private: 141 PK11SlotInfo* GetKeySlotForDB() const { return PK11_GetInternalKeySlot(); } 142 void FreeSlot(PK11SlotInfo* slot) const { PK11_FreeSlot(slot); } 143 144 // Methods in Firefox security components. 145 NSSInitFunc NSS_Init; 146 NSSShutdownFunc NSS_Shutdown; 147 PK11GetInternalKeySlotFunc PK11_GetInternalKeySlot; 148 PK11CheckUserPasswordFunc PK11_CheckUserPassword; 149 PK11FreeSlotFunc PK11_FreeSlot; 150 PK11AuthenticateFunc PK11_Authenticate; 151 PK11SDRDecryptFunc PK11SDR_Decrypt; 152 SECITEMFreeItemFunc SECITEM_FreeItem; 153 154 // True if NSS_Init() has been called 155 bool is_nss_initialized_; 156 157 DISALLOW_COPY_AND_ASSIGN(NSSDecryptor); 158}; 159 160#endif // CHROME_BROWSER_IMPORTER_NSS_DECRYPTOR_MAC_H_ 161