components/crx_file/id_util.h

   1 // Copyright 2014 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 COMPONENTS_CRX_FILE_ID_UTIL_H_
   6 #define COMPONENTS_CRX_FILE_ID_UTIL_H_
   7
   8 #include <string>
   9
  10 namespace base {
  11 class FilePath;
  12 }
  13
  14 namespace crx_file {
  15 namespace id_util {
  16
  17 // The number of bytes in a legal id.
  18 extern const size_t kIdSize;
  19
  20 // Generates an extension ID from arbitrary input. The same input string will
  21 // always generate the same output ID.
  22 std::string GenerateId(const std::string& input);
  23
  24 // Generates an ID for an extension in the given path.
  25 // Used while developing extensions, before they have a key.
  26 std::string GenerateIdForPath(const base::FilePath& path);
  27
  28 // Returns the hash of an extension ID in hex.
  29 std::string HashedIdInHex(const std::string& id);
  30
  31 // Normalizes the path for use by the extension. On Windows, this will make
  32 // sure the drive letter is uppercase.
  33 base::FilePath MaybeNormalizePath(const base::FilePath& path);
  34
  35 // Checks if |id| is a valid extension-id. Extension-ids are used for anything
  36 // that comes in a CRX file, including apps, extensions, and components.
  37 bool IdIsValid(const std::string& id);
  38
  39 }  // namespace id_util
  40 }  // namespace crx_file
  41
  42 #endif  // COMPONENTS_CRX_FILE_ID_UTIL_H_