1*795d594fSAndroid Build Coastguard Worker /* 2*795d594fSAndroid Build Coastguard Worker * Copyright (C) 2014 The Android Open Source Project 3*795d594fSAndroid Build Coastguard Worker * 4*795d594fSAndroid Build Coastguard Worker * Licensed under the Apache License, Version 2.0 (the "License"); 5*795d594fSAndroid Build Coastguard Worker * you may not use this file except in compliance with the License. 6*795d594fSAndroid Build Coastguard Worker * You may obtain a copy of the License at 7*795d594fSAndroid Build Coastguard Worker * 8*795d594fSAndroid Build Coastguard Worker * http://www.apache.org/licenses/LICENSE-2.0 9*795d594fSAndroid Build Coastguard Worker * 10*795d594fSAndroid Build Coastguard Worker * Unless required by applicable law or agreed to in writing, software 11*795d594fSAndroid Build Coastguard Worker * distributed under the License is distributed on an "AS IS" BASIS, 12*795d594fSAndroid Build Coastguard Worker * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*795d594fSAndroid Build Coastguard Worker * See the License for the specific language governing permissions and 14*795d594fSAndroid Build Coastguard Worker * limitations under the License. 15*795d594fSAndroid Build Coastguard Worker */ 16*795d594fSAndroid Build Coastguard Worker 17*795d594fSAndroid Build Coastguard Worker #ifndef ART_RUNTIME_HEAP_POISONING_H_ 18*795d594fSAndroid Build Coastguard Worker #define ART_RUNTIME_HEAP_POISONING_H_ 19*795d594fSAndroid Build Coastguard Worker 20*795d594fSAndroid Build Coastguard Worker // This is a C and C++ header used for both assembly code and mainline code. 21*795d594fSAndroid Build Coastguard Worker 22*795d594fSAndroid Build Coastguard Worker #ifdef ART_HEAP_POISONING 23*795d594fSAndroid Build Coastguard Worker #define USE_HEAP_POISONING 24*795d594fSAndroid Build Coastguard Worker #endif 25*795d594fSAndroid Build Coastguard Worker 26*795d594fSAndroid Build Coastguard Worker #ifdef __cplusplus 27*795d594fSAndroid Build Coastguard Worker 28*795d594fSAndroid Build Coastguard Worker namespace art { 29*795d594fSAndroid Build Coastguard Worker 30*795d594fSAndroid Build Coastguard Worker // If true, references within the heap are poisoned (negated). 31*795d594fSAndroid Build Coastguard Worker #ifdef USE_HEAP_POISONING 32*795d594fSAndroid Build Coastguard Worker static constexpr bool kPoisonHeapReferences = true; 33*795d594fSAndroid Build Coastguard Worker #else 34*795d594fSAndroid Build Coastguard Worker static constexpr bool kPoisonHeapReferences = false; 35*795d594fSAndroid Build Coastguard Worker #endif 36*795d594fSAndroid Build Coastguard Worker 37*795d594fSAndroid Build Coastguard Worker } // namespace art 38*795d594fSAndroid Build Coastguard Worker 39*795d594fSAndroid Build Coastguard Worker #endif // __cplusplus 40*795d594fSAndroid Build Coastguard Worker 41*795d594fSAndroid Build Coastguard Worker #endif // ART_RUNTIME_HEAP_POISONING_H_ 42