xref: /aosp_15_r20/external/cronet/base/memory/ptr_util.h (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1*6777b538SAndroid Build Coastguard Worker // Copyright 2015 The Chromium Authors
2*6777b538SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*6777b538SAndroid Build Coastguard Worker // found in the LICENSE file.
4*6777b538SAndroid Build Coastguard Worker 
5*6777b538SAndroid Build Coastguard Worker #ifndef BASE_MEMORY_PTR_UTIL_H_
6*6777b538SAndroid Build Coastguard Worker #define BASE_MEMORY_PTR_UTIL_H_
7*6777b538SAndroid Build Coastguard Worker 
8*6777b538SAndroid Build Coastguard Worker #include <memory>
9*6777b538SAndroid Build Coastguard Worker #include <type_traits>
10*6777b538SAndroid Build Coastguard Worker 
11*6777b538SAndroid Build Coastguard Worker namespace base {
12*6777b538SAndroid Build Coastguard Worker 
13*6777b538SAndroid Build Coastguard Worker // Helper to transfer ownership of a raw pointer to a std::unique_ptr<T>.
14*6777b538SAndroid Build Coastguard Worker // Note that std::unique_ptr<T> has very different semantics from
15*6777b538SAndroid Build Coastguard Worker // std::unique_ptr<T[]>: do not use this helper for array allocations.
16*6777b538SAndroid Build Coastguard Worker template <typename T>
17*6777b538SAndroid Build Coastguard Worker   requires(std::is_object_v<T> && !std::is_array_v<T>)
WrapUnique(T * ptr)18*6777b538SAndroid Build Coastguard Worker std::unique_ptr<T> WrapUnique(T* ptr) {
19*6777b538SAndroid Build Coastguard Worker   return std::unique_ptr<T>(ptr);
20*6777b538SAndroid Build Coastguard Worker }
21*6777b538SAndroid Build Coastguard Worker 
22*6777b538SAndroid Build Coastguard Worker }  // namespace base
23*6777b538SAndroid Build Coastguard Worker 
24*6777b538SAndroid Build Coastguard Worker #endif  // BASE_MEMORY_PTR_UTIL_H_
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