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_BROWSER_PASSWORD_MANAGER_NATIVE_BACKEND_KWALLET_X_H_ 6 #define CHROME_BROWSER_PASSWORD_MANAGER_NATIVE_BACKEND_KWALLET_X_H_ 7 #pragma once 8 9 #include <dbus/dbus-glib.h> 10 #include <glib.h> 11 12 #include <string> 13 14 #include "base/basictypes.h" 15 #include "base/time.h" 16 #include "chrome/browser/password_manager/password_store_x.h" 17 #include "webkit/glue/password_form.h" 18 19 class Pickle; 20 21 // NativeBackend implementation using KWallet. 22 class NativeBackendKWallet : public PasswordStoreX::NativeBackend { 23 public: 24 NativeBackendKWallet(); 25 26 virtual ~NativeBackendKWallet(); 27 28 virtual bool Init(); 29 30 // Implements NativeBackend interface. 31 virtual bool AddLogin(const webkit_glue::PasswordForm& form); 32 virtual bool UpdateLogin(const webkit_glue::PasswordForm& form); 33 virtual bool RemoveLogin(const webkit_glue::PasswordForm& form); 34 virtual bool RemoveLoginsCreatedBetween(const base::Time& delete_begin, 35 const base::Time& delete_end); 36 virtual bool GetLogins(const webkit_glue::PasswordForm& form, 37 PasswordFormList* forms); 38 virtual bool GetLoginsCreatedBetween(const base::Time& delete_begin, 39 const base::Time& delete_end, 40 PasswordFormList* forms); 41 virtual bool GetAutofillableLogins(PasswordFormList* forms); 42 virtual bool GetBlacklistLogins(PasswordFormList* forms); 43 44 private: 45 // Initialization. 46 bool StartKWalletd(); 47 bool InitWallet(); 48 49 // Reads PasswordForms from the wallet that match the given signon_realm. 50 bool GetLoginsList(PasswordFormList* forms, 51 const std::string& signon_realm, 52 int wallet_handle); 53 54 // Reads PasswordForms from the wallet with the given autofillability state. 55 bool GetLoginsList(PasswordFormList* forms, 56 bool autofillable, 57 int wallet_handle); 58 59 // Reads PasswordForms from the wallet created in the given time range. 60 bool GetLoginsList(PasswordFormList* forms, 61 const base::Time& begin, 62 const base::Time& end, 63 int wallet_handle); 64 65 // Helper for some of the above GetLoginsList() methods. 66 bool GetAllLogins(PasswordFormList* forms, int wallet_handle); 67 68 // Writes a list of PasswordForms to the wallet with the given signon_realm. 69 // Overwrites any existing list for this signon_realm. Removes the entry if 70 // |forms| is empty. Returns true on success. 71 bool SetLoginsList(const PasswordFormList& forms, 72 const std::string& signon_realm, 73 int wallet_handle); 74 75 // Checks if the last DBus call returned an error. If it did, logs the error 76 // message, frees it and returns true. 77 // This must be called after every DBus call. 78 bool CheckError(); 79 80 // Opens the wallet and ensures that the "Chrome Form Data" folder exists. 81 // Returns kInvalidWalletHandle on error. 82 int WalletHandle(); 83 84 // Compares two PasswordForms and returns true if they are the same. 85 // If |update_check| is false, we only check the fields that are checked by 86 // LoginDatabase::UpdateLogin() when updating logins; otherwise, we check the 87 // fields that are checked by LoginDatabase::RemoveLogin() for removing them. 88 static bool CompareForms(const webkit_glue::PasswordForm& a, 89 const webkit_glue::PasswordForm& b, 90 bool update_check); 91 92 // Serializes a list of PasswordForms to be stored in the wallet. 93 static void SerializeValue(const PasswordFormList& forms, Pickle* pickle); 94 95 // Checks a serialized list of PasswordForms for sanity. Returns true if OK. 96 // Note that |realm| is only used for generating a useful warning message. 97 static bool CheckSerializedValue(const GArray* byte_array, const char* realm); 98 99 // Deserializes a list of PasswordForms from the wallet. 100 static void DeserializeValue(const std::string& signon_realm, 101 const Pickle& pickle, 102 PasswordFormList* forms); 103 104 // Convenience function to read a GURL from a Pickle. Assumes the URL has 105 // been written as a std::string. Returns true on success. 106 static bool ReadGURL(const Pickle& pickle, void** iter, GURL* url); 107 108 // In case the fields in the pickle ever change, version them so we can try to 109 // read old pickles. (Note: do not eat old pickles past the expiration date.) 110 static const int kPickleVersion = 0; 111 112 // Name of the application - will appear in kwallet's dialogs. 113 static const char* kAppId; 114 // Name of the folder to store passwords in. 115 static const char* kKWalletFolder; 116 117 // DBus stuff. 118 static const char* kKWalletServiceName; 119 static const char* kKWalletPath; 120 static const char* kKWalletInterface; 121 static const char* kKLauncherServiceName; 122 static const char* kKLauncherPath; 123 static const char* kKLauncherInterface; 124 125 // Invalid handle returned by WalletHandle(). 126 static const int kInvalidKWalletHandle = -1; 127 128 // Error from the last DBus call. NULL when there's no error. Freed and 129 // cleared by CheckError(). 130 GError* error_; 131 // Connection to the DBus session bus. 132 DBusGConnection* connection_; 133 // Proxy to the kwallet DBus service. 134 DBusGProxy* proxy_; 135 136 // The name of the wallet we've opened. Set during Init(). 137 std::string wallet_name_; 138 139 DISALLOW_COPY_AND_ASSIGN(NativeBackendKWallet); 140 }; 141 142 #endif // CHROME_BROWSER_PASSWORD_MANAGER_NATIVE_BACKEND_KWALLET_X_H_ 143