1 /* 2 * Copyright (C) 2014 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 ART_RUNTIME_VERIFY_OBJECT_INL_H_ 18 #define ART_RUNTIME_VERIFY_OBJECT_INL_H_ 19 20 #include "verify_object.h" 21 22 #include "gc/heap.h" 23 #include "mirror/class-inl.h" 24 #include "mirror/object-inl.h" 25 26 namespace art { 27 VerifyObject(mirror::Object * obj)28inline void VerifyObject(mirror::Object* obj) { 29 if (kVerifyObjectSupport > kVerifyObjectModeDisabled && obj != nullptr) { 30 if (kVerifyObjectSupport > kVerifyObjectModeFast) { 31 // Slow object verification, try the heap right away. 32 Runtime::Current()->GetHeap()->VerifyObjectBody(obj); 33 } else { 34 // Fast object verification, only call the heap if our quick sanity tests fail. The heap will 35 // print the diagnostic message. 36 bool failed = !IsAligned<kObjectAlignment>(obj); 37 if (!failed) { 38 mirror::Class* c = obj->GetClass<kVerifyNone>(); 39 failed = failed || !IsAligned<kObjectAlignment>(c); 40 failed = failed || !VerifyClassClass(c); 41 } 42 if (UNLIKELY(failed)) { 43 Runtime::Current()->GetHeap()->VerifyObjectBody(obj); 44 } 45 } 46 } 47 } 48 VerifyClassClass(mirror::Class * c)49inline bool VerifyClassClass(mirror::Class* c) { 50 if (UNLIKELY(c == nullptr)) { 51 return false; 52 } 53 // Note: We pass in flags to ensure that the accessors don't call VerifyObject. 54 mirror::Class* c_c = c->GetClass<kVerifyNone>(); 55 return c_c != nullptr && c_c == c_c->GetClass<kVerifyNone>(); 56 } 57 58 } // namespace art 59 60 #endif // ART_RUNTIME_VERIFY_OBJECT_INL_H_ 61