1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef BERBERIS_GUEST_STATE_GUEST_ADDR_H_ 18 #define BERBERIS_GUEST_STATE_GUEST_ADDR_H_ 19 20 #include <cstdint> 21 22 namespace berberis { 23 24 // TODO(b/265372622): Make it configurable for specific guest arch. 25 using GuestAddr = uintptr_t; 26 27 constexpr GuestAddr kNullGuestAddr{0}; 28 29 template <typename T> ToGuestAddr(T * addr)30inline GuestAddr ToGuestAddr(T* addr) { 31 return reinterpret_cast<GuestAddr>(addr); 32 } 33 34 template <typename T> ToHostAddr(GuestAddr addr)35inline T* ToHostAddr(GuestAddr addr) { 36 return reinterpret_cast<T*>(addr); 37 } 38 } // namespace berberis 39 40 #endif // BERBERIS_GUEST_STATE_GUEST_ADDR_H_ 41