| // Copyright 2018 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. |
| |
| #pragma once |
| |
| #include <fbl/type_support.h> |
| |
| namespace ddk { |
| namespace internal { |
| |
| DECLARE_HAS_MEMBER_FN_WITH_SIGNATURE(has_platform_proxy_set_protocol, SetProtocol, |
| zx_status_t (C::*)(uint32_t proto_id, void* protocol)); |
| DECLARE_HAS_MEMBER_FN_WITH_SIGNATURE(has_platform_proxy_proxy, Proxy, |
| zx_status_t (C::*)(uint32_t proto_id, const void* req_buf, uint32_t req_size, void* rsp_buf, |
| uint32_t rsp_buf_size, uint32_t* out_rsp_actual)); |
| |
| template <typename D> |
| constexpr void CheckPlatformProxyProtocolSubclass() { |
| static_assert(internal::has_platform_proxy_set_protocol<D>::value, |
| "PlatformProxyProtocol subclasses must implement " |
| "SetProtocol(uint32_t proto_id, void* protocol)"); |
| static_assert(internal::has_platform_proxy_proxy<D>::value, |
| "PlatformProxyProtocol subclasses must implement " |
| "Proxy(uint32_t proto_id, const void* req_buf, uint32_t req_size, void* rsp_buf, " |
| "uint32_t rsp_buf_size, uint32_t* out_rsp_actual)"); |
| } |
| |
| } // namespace internal |
| } // namespace ddk |
