Add a regenerate button to regenerate the password in Windows.

rlz/win/lib/machine_deal.h

-// Copyright (c) 2012 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.
-//
-// Library functions related to the OEM Deal Confirmation Code.
-
-#ifndef RLZ_WIN_LIB_MACHINE_DEAL_H_
-#define RLZ_WIN_LIB_MACHINE_DEAL_H_
-
-#include <string>
-#include "rlz/win/lib/rlz_lib.h"
-
-namespace rlz_lib {
-
-class MachineDealCode {
- public:
-  // Set the OEM Deal Confirmation Code (DCC). This information is used for RLZ
-  // initalization. Must have write access to HKLM - SYSTEM or admin, unless
-  // rlz_lib::CreateMachineState() has been successfully called.
-  static bool Set(const char* dcc);
-
-  // Get the OEM Deal Confirmation Code from the registry. Used to ping
-  // the server.
-  static bool Get(AccessPoint point,
-                  char* dcc,
-                  int dcc_size,
-                  const wchar_t* sid = NULL);
-
-  // Parses a ping response, checks if it is valid and sets the machine DCC
-  // from the response. The response should also contain the current value of
-  // the DCC to be considered valid.
-  // Write access to HKLM (system / admin) needed, unless
-  // rlz_lib::CreateMachineState() has been successfully called.
-  static bool SetFromPingResponse(const char* response);
-
-  // Gets the new DCC to set from a ping response. Returns true if the ping
-  // response is valid. Sets has_new_dcc true if there is a new DCC value.
-  static bool GetNewCodeFromPingResponse(const char* response,
-                                         bool* has_new_dcc,
-                                         char* new_dcc,
-                                         int new_dcc_size);
-
-  // Get the DCC cgi argument string to append to a daily or financial ping.
-  static bool GetAsCgi(char* cgi, int cgi_size);
-
-  // Get the machine code.
-  static bool Get(char* dcc, int dcc_size);
-
- protected:
-  // Clear the DCC value. Only for testing purposes.
-  // Requires write access to HKLM, unless rlz_lib::CreateMachineState() has
-  // been successfully called.
-  static bool Clear();
-
-  MachineDealCode() {}
-  ~MachineDealCode() {}
-};
-
-}  // namespace rlz_lib
-
-#endif  // RLZ_WIN_LIB_MACHINE_DEAL_H_