Move KWalletDBus util from the Password Manager to OSCrypt.

chrome/browser/password_manager/kwallet_dbus.h

-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_BROWSER_PASSWORD_MANAGER_KWALLET_DBUS_H_
-#define CHROME_BROWSER_PASSWORD_MANAGER_KWALLET_DBUS_H_
-
-#include <string>
-#include <vector>
-
-#include "base/macros.h"
-#include "base/memory/ref_counted.h"
-#include "base/nix/xdg_util.h"
-
-namespace dbus {
-class Bus;
-class ObjectProxy;
-}
-
-// Contains wrappers for dbus invocations related to KWallet.
-class KWalletDBus {
- public:
-  // Error code for dbus calls to kwallet.
-  enum Error { SUCCESS = 0, CANNOT_CONTACT, CANNOT_READ };
-
-  explicit KWalletDBus(base::nix::DesktopEnvironment desktop_env);
-  ~KWalletDBus();
-
-  // Set the bus that we will use. Required before any other operation.
-  // The owner of KWalletDBus is responsible for killing the bus.
-  void SetSessionBus(scoped_refptr<dbus::Bus> session_bus);
-
-  // Expose the bus so that shutdown can be scheduled asynchronously.
-  dbus::Bus* GetSessionBus();
-
-  // Use KLauncher to start the KWallet service. Returns true if successful.
-  bool StartKWalletd() WARN_UNUSED_RESULT;
-
-  // The functions below are wrappers for calling the eponymous KWallet dbus
-  // methods. They take pointers to locations where the return values will be
-  // written. More KWallet documentation at
-  // https://api.kde.org/4.12-api/kdelibs-apidocs/kdeui/html/classKWallet_1_1Wallet.html
-
-  // Determine if the KDE wallet is enabled.
-  Error IsEnabled(bool* enabled) WARN_UNUSED_RESULT;
-
-  // Get the name of the wallet used to store network passwords.
-  Error NetworkWallet(std::string* wallet_name_ptr) WARN_UNUSED_RESULT;
-
-  // Open the |wallet_name| wallet for use.
-  Error Open(const std::string& wallet_name,
-             const std::string& app_name,
-             int* handle_ptr) WARN_UNUSED_RESULT;
-
-  // Determine if the current folder has they entry key.
-  Error HasEntry(int wallet_handle,
-                 const std::string& folder_name,
-                 const std::string& signon_realm,
-                 const std::string& app_name,
-                 bool* has_entry_ptr) WARN_UNUSED_RESULT;
-
-  // Read the entry key from the current folder.
-  Error ReadEntry(int wallet_handle,
-                  const std::string& folder_name,
-                  const std::string& signon_realm,
-                  const std::string& app_name,
-                  std::vector<uint8_t>* bytes_ptr) WARN_UNUSED_RESULT;
-
-  // Return the list of keys of all entries in this folder.
-  Error EntryList(int wallet_handle,
-                  const std::string& folder_name,
-                  const std::string& app_name,
-                  std::vector<std::string>* entry_list_ptr) WARN_UNUSED_RESULT;
-
-  // Remove the entry key from the current folder.
-  // |*return_code_ptr| is 0 on success.
-  Error RemoveEntry(int wallet_handle,
-                    const std::string& folder_name,
-                    const std::string& signon_realm,
-                    const std::string& app_name,
-                    int* return_code_ptr) WARN_UNUSED_RESULT;
-
-  // Write a binary entry to the current folder.
-  // |*return_code_ptr| is 0 on success.
-  Error WriteEntry(int wallet_handle,
-                   const std::string& folder_name,
-                   const std::string& signon_realm,
-                   const std::string& app_name,
-                   const uint8_t* data,
-                   size_t length,
-                   int* return_code_ptr) WARN_UNUSED_RESULT;
-
-  // Determine if the folder |folder_name| exists in the wallet.
-  Error HasFolder(int handle,
-                  const std::string& folder_name,
-                  const std::string& app_name,
-                  bool* has_folder_ptr) WARN_UNUSED_RESULT;
-
-  // Created the folder |folder_name|.
-  Error CreateFolder(int handle,
-                     const std::string& folder_name,
-                     const std::string& app_name,
-                     bool* success_ptr) WARN_UNUSED_RESULT;
-
- private:
-  // DBus handle for communication with klauncher and kwalletd.
-  scoped_refptr<dbus::Bus> session_bus_;
-  // Object proxy for kwalletd. We do not own this.
-  dbus::ObjectProxy* kwallet_proxy_;
-
-  // KWallet DBus name.
-  std::string dbus_service_name_;
-  // DBus path to KWallet interfaces.
-  std::string dbus_path_;
-  // The name used for logging and by klauncher when starting KWallet.
-  std::string kwalletd_name_;
-
-  DISALLOW_COPY_AND_ASSIGN(KWalletDBus);
-};
-
-#endif  // CHROME_BROWSER_PASSWORD_MANAGER_KWALLET_DBUS_H_