text: // Copyright (c) 2011 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.
  //
  // This file exposes the public interface to the mini_installer re-versioner.
  
  #ifndef CHROME_INSTALLER_TEST_ALTERNATE_VERSION_GENERATOR_H_
  #define CHROME_INSTALLER_TEST_ALTERNATE_VERSION_GENERATOR_H_
  
  #include <string>
  
  namespace base {
  class FilePath;
  class Version;
  }
  
  namespace upgrade_test {
  
  enum Direction {
    PREVIOUS_VERSION,
    NEXT_VERSION
  };
  
  // Generates an alternate mini_installer.exe using the one indicated by
  // |original_installer_path|, giving the new one a lower or higher version than
  // the original and placing it in |target_path|.  Any previous file at
  // |target_path| is clobbered.  Returns true on success.  |original_version| and
  // |new_version|, when non-NULL, are given the original and new version numbers
  // on success.
  bool GenerateAlternateVersion(const base::FilePath& original_installer_path,
                                const base::FilePath& target_path,
                                Direction direction,
                                std::wstring* original_version,
                                std::wstring* new_version);
  
  // Given a path to a PEImage in |original_file|, copy that file to
  // |target_file|, modifying the version of the copy according to |direction|.
  // Any previous file at |target_file| is clobbered. Returns true on success.
  // Note that |target_file| may still be mutated on failure.
  bool GenerateAlternatePEFileVersion(const base::FilePath& original_file,
                                      const base::FilePath& target_file,
                                      Direction direction);
  
  // Given a path to a PEImage in |original_file|, copy that file to
  // |target_file|, modifying the version of the copy according to |version|.
  // Any previous file at |target_file| is clobbered. Returns true on success.
  // Note that |target_file| may still be mutated on failure.
  bool GenerateSpecificPEFileVersion(const base::FilePath& original_file,
                                     const base::FilePath& target_file,
                                     const base::Version& version);
  
  }  // namespace upgrade_test
  
  #endif  // CHROME_INSTALLER_TEST_ALTERNATE_VERSION_GENERATOR_H_
  