| // Copyright (c) 2017 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 QUICHE_COMMON_PLATFORM_API_QUICHE_HOSTNAME_UTILS_H_ |
| #define QUICHE_COMMON_PLATFORM_API_QUICHE_HOSTNAME_UTILS_H_ |
| |
| #include <string> |
| |
| #include "absl/strings/string_view.h" |
| #include "quiche/common/platform/api/quiche_export.h" |
| |
| namespace quiche { |
| |
| class QUICHE_EXPORT_PRIVATE QuicheHostnameUtils { |
| public: |
| QuicheHostnameUtils() = delete; |
| |
| // Returns true if the sni is valid, false otherwise. |
| // (1) disallow IP addresses; |
| // (2) check that the hostname contains valid characters only; and |
| // (3) contains at least one dot. |
| static bool IsValidSNI(absl::string_view sni); |
| |
| // Canonicalizes the specified hostname. This involves a wide variety of |
| // transformations, including lowercasing, removing trailing dots and IDNA |
| // conversion. |
| static std::string NormalizeHostname(absl::string_view hostname); |
| }; |
| |
| } // namespace quiche |
| |
| #endif // QUICHE_COMMON_PLATFORM_API_QUICHE_HOSTNAME_UTILS_H_ |