| // Copyright 2017 The Fuchsia 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 LIB_FIDL_CPP_STRING_VIEW_H_ |
| #define LIB_FIDL_CPP_STRING_VIEW_H_ |
| |
| #include <zircon/fidl.h> |
| |
| namespace fidl { |
| |
| class StringView final : private fidl_string_t { |
| public: |
| StringView() : fidl_string_t{} {} |
| StringView(uint64_t size, const char* data) |
| : fidl_string_t{size, const_cast<char*>(data)} {} |
| |
| uint64_t size() const { return fidl_string_t::size; } |
| void set_size(uint64_t size) { fidl_string_t::size = size; } |
| |
| const char* data() const { return fidl_string_t::data; } |
| void set_data(const char* data) { |
| fidl_string_t::data = const_cast<char*>(data); |
| } |
| |
| bool is_null() const { return fidl_string_t::data == nullptr; } |
| bool empty() const { return fidl_string_t::size == 0; } |
| |
| const char& at(size_t offset) const { return data()[offset]; } |
| |
| const char& operator[](size_t offset) const { return at(offset); } |
| |
| const char* begin() const { return data(); } |
| const char* cbegin() const { return data(); } |
| |
| const char* end() const { return data() + size(); } |
| const char* cend() const { return data() + size(); } |
| }; |
| |
| } // namespace fidl |
| |
| #endif // LIB_FIDL_CPP_STRING_VIEW_H_ |