54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
/*
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* Copyright (C) 2014 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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#include "art_method-inl.h"
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#include "base/casts.h"
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#include "jni.h"
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#include "mirror/array.h"
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#include "mirror/class-inl.h"
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#include "mirror/class.h"
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#include "mirror/object-inl.h"
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#include "scoped_thread_state_change-inl.h"
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namespace art {
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extern "C" JNIEXPORT jint JNICALL Java_Main_vmArrayBaseOffset(JNIEnv* env, jclass, jobject classObj) {
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ScopedObjectAccess soa(env);
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ObjPtr<mirror::Class> klass = soa.Decode<mirror::Class>(classObj);
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return mirror::Array::DataOffset(
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Primitive::ComponentSize(klass->GetComponentType()->GetPrimitiveType())).Int32Value();
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}
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extern "C" JNIEXPORT jint JNICALL Java_Main_vmArrayIndexScale(JNIEnv* env, jclass, jobject classObj) {
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ScopedObjectAccess soa(env);
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ObjPtr<mirror::Class> klass = soa.Decode<mirror::Class>(classObj);
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return Primitive::ComponentSize(klass->GetComponentType()->GetPrimitiveType());
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}
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extern "C" JNIEXPORT jlong JNICALL Java_Main_unsafeTestMalloc(JNIEnv*, jclass, jlong size) {
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void* memory = malloc(dchecked_integral_cast<size_t>(size));
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CHECK(memory != nullptr);
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return reinterpret_cast64<jlong>(memory);
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}
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extern "C" JNIEXPORT void JNICALL Java_Main_unsafeTestFree(JNIEnv*, jclass, jlong memory) {
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void* mem = reinterpret_cast64<void*>(memory);
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CHECK(mem != nullptr);
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free(mem);
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}
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} // namespace art
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