| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef EPHEMERAL_STORAGE_H_ |
| |
| #define EPHEMERAL_STORAGE_H_ |
| |
| #include <android-base/macros.h> |
| #include <hwbinder/HidlSupport.h> |
| #include <jni.h> |
| #include <utils/Vector.h> |
| |
| namespace android { |
| |
| #define DECLARE_ALLOC_METHODS(Suffix,Type) \ |
| const Type *allocTemporary ## Suffix ## Array( \ |
| JNIEnv *env, Type ## Array arrayObj); \ |
| \ |
| const ::android::hardware::hidl_vec<Type> * \ |
| allocTemporary ## Suffix ## Vector( \ |
| JNIEnv *env, Type ## Array arrayObj); |
| |
| struct EphemeralStorage { |
| EphemeralStorage(); |
| ~EphemeralStorage(); |
| |
| void release(JNIEnv *env); |
| |
| hardware::hidl_string *allocStringArray(size_t size); |
| |
| void *allocTemporaryStorage(size_t size); |
| |
| const ::android::hardware::hidl_string *allocTemporaryString( |
| JNIEnv *env, jstring stringObj); |
| |
| DECLARE_ALLOC_METHODS(Int8,jbyte) |
| DECLARE_ALLOC_METHODS(Int16,jshort) |
| DECLARE_ALLOC_METHODS(Int32,jint) |
| DECLARE_ALLOC_METHODS(Int64,jlong) |
| DECLARE_ALLOC_METHODS(Float,jfloat) |
| DECLARE_ALLOC_METHODS(Double,jdouble) |
| |
| private: |
| enum Type { |
| TYPE_STRING_ARRAY, |
| TYPE_STORAGE, |
| TYPE_STRING, |
| TYPE_Int8_ARRAY, |
| TYPE_Int16_ARRAY, |
| TYPE_Int32_ARRAY, |
| TYPE_Int64_ARRAY, |
| TYPE_Float_ARRAY, |
| TYPE_Double_ARRAY, |
| }; |
| |
| struct Item { |
| Type mType; |
| jobject mObj; |
| void *mPtr; |
| }; |
| |
| Vector<Item> mItems; |
| |
| DISALLOW_COPY_AND_ASSIGN(EphemeralStorage); |
| }; |
| |
| #undef DECLARE_ALLOC_METHODS |
| |
| } // namespace android |
| |
| #endif // EPHEMERAL_STORAGE_H_ |