1 /*
2 * Copyright (C) 2015 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 #pragma once
18
19 namespace android {
20 namespace base {
21
22 // Use memcpy for access to unaligned data on targets with alignment
23 // restrictions. The compiler will generate appropriate code to access these
24 // structures without generating alignment exceptions.
25 template <typename T>
get_unaligned(const void * address)26 static inline T get_unaligned(const void* address) {
27 T result;
28 memcpy(&result, address, sizeof(T));
29 return result;
30 }
31
32 template <typename T>
put_unaligned(void * address,T v)33 static inline void put_unaligned(void* address, T v) {
34 memcpy(address, &v, sizeof(T));
35 }
36
37 } // namespace base
38 } // namespace android
39