1 // Copyright 2014 The Crashpad Authors. All rights reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #ifndef CRASHPAD_UTIL_WIN_SCOPED_HANDLE_H_
16 #define CRASHPAD_UTIL_WIN_SCOPED_HANDLE_H_
17 
18 #include <windows.h>
19 
20 #include "base/scoped_generic.h"
21 
22 namespace crashpad {
23 
24 namespace internal {
25 
26 struct ScopedFileHANDLECloseTraits {
InvalidValueScopedFileHANDLECloseTraits27   static HANDLE InvalidValue() { return INVALID_HANDLE_VALUE; }
28   static void Free(HANDLE handle);
29 };
30 
31 struct ScopedKernelHANDLECloseTraits {
InvalidValueScopedKernelHANDLECloseTraits32   static HANDLE InvalidValue() { return nullptr; }
33   static void Free(HANDLE handle);
34 };
35 
36 struct ScopedSearchHANDLECloseTraits {
InvalidValueScopedSearchHANDLECloseTraits37   static HANDLE InvalidValue() { return INVALID_HANDLE_VALUE; }
38   static void Free(HANDLE handle);
39 };
40 
41 }  // namespace internal
42 
43 using ScopedFileHANDLE =
44     base::ScopedGeneric<HANDLE, internal::ScopedFileHANDLECloseTraits>;
45 using ScopedKernelHANDLE =
46     base::ScopedGeneric<HANDLE, internal::ScopedKernelHANDLECloseTraits>;
47 using ScopedSearchHANDLE =
48     base::ScopedGeneric<HANDLE, internal::ScopedSearchHANDLECloseTraits>;
49 
50 }  // namespace crashpad
51 
52 #endif  // CRASHPAD_UTIL_WIN_SCOPED_HANDLE_H_
53