54 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
| /*
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|  * Copyright 2019 The Android Open Source Project
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|  *
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|  * Licensed under the Apache License, Version 2.0 (the "License");
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|  * you may not use this file except in compliance with the License.
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|  * You may obtain a copy of the License at
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|  *
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|  *      http://www.apache.org/licenses/LICENSE-2.0
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|  *
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|  * Unless required by applicable law or agreed to in writing, software
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|  * distributed under the License is distributed on an "AS IS" BASIS,
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|  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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|  * See the License for the specific language governing permissions and
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|  * limitations under the License.
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|  */
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| 
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| #include "jni.h"
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| 
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| #include "gc/heap.h"
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| #include "gc/space/image_space.h"
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| #include "gc/space/space-inl.h"
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| #include "gc/space/region_space.h"
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| #include "image.h"
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| #include "mirror/class.h"
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| #include "runtime.h"
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| #include "scoped_thread_state_change-inl.h"
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| 
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| namespace art {
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| 
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| namespace {
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| 
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| extern "C" JNIEXPORT jint JNICALL Java_Main_getRegionSize(JNIEnv*, jclass) {
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|   return gc::space::RegionSpace::kRegionSize;
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| }
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| 
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| extern "C" JNIEXPORT jint JNICALL Java_Main_checkAppImageSectionSize(JNIEnv*, jclass, jclass c) {
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|   ScopedObjectAccess soa(Thread::Current());
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|   ObjPtr<mirror::Class> klass_ptr = soa.Decode<mirror::Class>(c);
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|   for (auto* space : Runtime::Current()->GetHeap()->GetContinuousSpaces()) {
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|     if (space->IsImageSpace()) {
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|       auto* image_space = space->AsImageSpace();
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|       const auto& image_header = image_space->GetImageHeader();
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|       if (image_header.IsAppImage() && image_space->HasAddress(klass_ptr.Ptr())) {
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|         return image_header.GetObjectsSection().Size();
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|       }
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|     }
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|   }
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|   return 0;
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| }
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| 
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| }  // namespace
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| 
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| }  // namespace art
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