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 #include "class_linker.h" 18 #include "dex_file-inl.h" 19 #include "mirror/class-inl.h" 20 #include "scoped_thread_state_change.h" 21 #include "thread.h" 22 23 namespace art { 24 25 class NoPatchoatTest { 26 public: getOatDexFile(jclass cls)27 static const OatFile::OatDexFile* getOatDexFile(jclass cls) { 28 ScopedObjectAccess soa(Thread::Current()); 29 mirror::Class* klass = soa.Decode<mirror::Class*>(cls); 30 const DexFile& dex_file = klass->GetDexFile(); 31 return dex_file.GetOatDexFile(); 32 } 33 hasExecutableOat(jclass cls)34 static bool hasExecutableOat(jclass cls) { 35 const OatFile::OatDexFile* oat_dex_file = getOatDexFile(cls); 36 37 return oat_dex_file != nullptr && oat_dex_file->GetOatFile()->IsExecutable(); 38 } 39 isPic(jclass cls)40 static bool isPic(jclass cls) { 41 const OatFile::OatDexFile* oat_dex_file = getOatDexFile(cls); 42 43 if (oat_dex_file == nullptr) { 44 return false; 45 } 46 47 const OatFile* oat_file = oat_dex_file->GetOatFile(); 48 return oat_file->IsPic(); 49 } 50 }; 51 Java_Main_hasExecutableOat(JNIEnv *,jclass cls)52extern "C" JNIEXPORT jboolean JNICALL Java_Main_hasExecutableOat(JNIEnv*, jclass cls) { 53 return NoPatchoatTest::hasExecutableOat(cls); 54 } 55 Java_Main_isPic(JNIEnv *,jclass cls)56extern "C" JNIEXPORT jboolean JNICALL Java_Main_isPic(JNIEnv*, jclass cls) { 57 return NoPatchoatTest::isPic(cls); 58 } 59 60 } // namespace art 61