| // Copyright 2016 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_ZX_TASK_H_ |
| #define LIB_ZX_TASK_H_ |
| |
| #include <lib/zx/channel.h> |
| #include <lib/zx/handle.h> |
| #include <lib/zx/object.h> |
| #include <lib/zx/suspend_token.h> |
| |
| namespace zx { |
| |
| class port; |
| class suspend_token; |
| |
| template <typename T = void> |
| class task : public object<T> { |
| public: |
| constexpr task() = default; |
| |
| explicit task(zx_handle_t value) : object<T>(value) {} |
| |
| explicit task(handle&& h) : object<T>(h.release()) {} |
| |
| task(task&& other) : object<T>(other.release()) {} |
| |
| zx_status_t kill() const { |
| static_assert(object_traits<T>::supports_kill, "Object must support being killed."); |
| return zx_task_kill(object<T>::get()); } |
| |
| zx_status_t suspend(suspend_token* result) const { |
| // Assume |result| must refer to a different container than |this|, due |
| // to strict aliasing. |
| return zx_task_suspend_token(object<T>::get(), result->reset_and_get_address()); |
| } |
| |
| zx_status_t create_exception_channel(uint32_t options, object<channel>* channel) const { |
| return zx_task_create_exception_channel(object<T>::get(), options, |
| channel->reset_and_get_address()); |
| } |
| }; |
| |
| } // namespace zx |
| |
| #endif // LIB_ZX_TASK_H_ |