| // 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_VECTOR_VIEW_H_ |
| #define LIB_FIDL_CPP_VECTOR_VIEW_H_ |
| |
| #include <zircon/fidl.h> |
| |
| namespace fidl { |
| |
| template<typename T> |
| class VectorView : public fidl_vector_t { |
| public: |
| VectorView() : fidl_vector_t{} {} |
| VectorView(uint64_t count, T* data) : fidl_vector_t{count, data} {} |
| |
| uint64_t count() const { return fidl_vector_t::count; } |
| void set_count(uint64_t count) { fidl_vector_t::count = count; } |
| |
| const T* data() const { return static_cast<T*>(fidl_vector_t::data); } |
| void set_data(T* data) { fidl_vector_t::data = data; } |
| |
| T* mutable_data() const { return static_cast<T*>(fidl_vector_t::data); } |
| |
| bool is_null() const { return fidl_vector_t::data == nullptr; } |
| bool empty() const { return fidl_vector_t::count == 0; } |
| |
| const T& at(size_t offset) const { return data()[offset]; } |
| T& at(size_t offset) { return mutable_data()[offset]; } |
| |
| const T& operator[](size_t offset) const { return at(offset); } |
| T& operator[](size_t offset) { return at(offset); } |
| |
| T* begin() { return mutable_data(); } |
| const T* begin() const { return data(); } |
| const T* cbegin() const { return data(); } |
| |
| T* end() { return mutable_data() + count(); } |
| const T* end() const { return data() + count(); } |
| const T* cend() const { return data() + count(); } |
| |
| fidl_vector_t* impl() { return this; } |
| }; |
| |
| } // namespace fidl |
| |
| #endif // LIB_FIDL_CPP_VECTOR_VIEW_H_ |