| // Copyright 2022 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef UI_BASE_CLIPBOARD_URL_FILE_PARSER_H_ |
| #define UI_BASE_CLIPBOARD_URL_FILE_PARSER_H_ |
| |
| #include <cstddef> |
| #include <string> |
| #include <string_view> |
| |
| namespace ui::clipboard_util::internal { |
| |
| // A completely arbitrary cut-off size (16kB), above which |
| // `ExtractURLFromURLFileContents` will refuse to parse. Because parsing |
| // is done in-memory by string splitting, dealing with large files invites |
| // hangs. See an example at https://crbug.com/1401639. |
| constexpr size_t kMaximumParsableFileSize = 16'384; |
| |
| // Given the string contents of a .url file, returns a string version of the URL |
| // found. Returns an empty string if no URL can be found. |
| // |
| // Implementation note: This function does not do full validation of the file |
| // contents. If a malformed file is passed in, this function may or may not |
| // manage to find any URLs within. |
| std::string ExtractURLFromURLFileContents(std::string_view file_contents); |
| |
| } // namespace ui::clipboard_util::internal |
| |
| #endif // UI_BASE_CLIPBOARD_URL_FILE_PARSER_H_ |
