Andreas Huber | dab5fc6 | 2016-08-15 09:25:02 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 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 EPHEMERAL_STORAGE_H_ |
| 18 | |
| 19 | #define EPHEMERAL_STORAGE_H_ |
| 20 | |
| 21 | #include <android-base/macros.h> |
Martijn Coenen | 242030d | 2016-08-19 14:23:42 +0200 | [diff] [blame] | 22 | #include <hidl/HidlSupport.h> |
Andreas Huber | dab5fc6 | 2016-08-15 09:25:02 -0700 | [diff] [blame] | 23 | #include <jni.h> |
| 24 | #include <utils/Vector.h> |
| 25 | |
| 26 | namespace android { |
| 27 | |
| 28 | #define DECLARE_ALLOC_METHODS(Suffix,Type) \ |
Andreas Huber | dab5fc6 | 2016-08-15 09:25:02 -0700 | [diff] [blame] | 29 | const ::android::hardware::hidl_vec<Type> * \ |
| 30 | allocTemporary ## Suffix ## Vector( \ |
| 31 | JNIEnv *env, Type ## Array arrayObj); |
| 32 | |
| 33 | struct EphemeralStorage { |
| 34 | EphemeralStorage(); |
| 35 | ~EphemeralStorage(); |
| 36 | |
| 37 | void release(JNIEnv *env); |
| 38 | |
| 39 | hardware::hidl_string *allocStringArray(size_t size); |
| 40 | |
| 41 | void *allocTemporaryStorage(size_t size); |
| 42 | |
| 43 | const ::android::hardware::hidl_string *allocTemporaryString( |
| 44 | JNIEnv *env, jstring stringObj); |
| 45 | |
| 46 | DECLARE_ALLOC_METHODS(Int8,jbyte) |
| 47 | DECLARE_ALLOC_METHODS(Int16,jshort) |
| 48 | DECLARE_ALLOC_METHODS(Int32,jint) |
| 49 | DECLARE_ALLOC_METHODS(Int64,jlong) |
| 50 | DECLARE_ALLOC_METHODS(Float,jfloat) |
| 51 | DECLARE_ALLOC_METHODS(Double,jdouble) |
| 52 | |
| 53 | private: |
| 54 | enum Type { |
| 55 | TYPE_STRING_ARRAY, |
| 56 | TYPE_STORAGE, |
| 57 | TYPE_STRING, |
| 58 | TYPE_Int8_ARRAY, |
| 59 | TYPE_Int16_ARRAY, |
| 60 | TYPE_Int32_ARRAY, |
| 61 | TYPE_Int64_ARRAY, |
| 62 | TYPE_Float_ARRAY, |
| 63 | TYPE_Double_ARRAY, |
| 64 | }; |
| 65 | |
| 66 | struct Item { |
| 67 | Type mType; |
| 68 | jobject mObj; |
| 69 | void *mPtr; |
| 70 | }; |
| 71 | |
| 72 | Vector<Item> mItems; |
| 73 | |
| 74 | DISALLOW_COPY_AND_ASSIGN(EphemeralStorage); |
| 75 | }; |
| 76 | |
| 77 | #undef DECLARE_ALLOC_METHODS |
| 78 | |
| 79 | } // namespace android |
| 80 | |
| 81 | #endif // EPHEMERAL_STORAGE_H_ |