| // Copyright 2015 The Crashpad Authors. All rights reserved. |
| // |
| // 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. |
| |
| #include "util/win/handle.h" |
| |
| #include <stdint.h> |
| |
| #include "base/numerics/safe_conversions.h" |
| #include "util/misc/from_pointer_cast.h" |
| |
| namespace crashpad { |
| |
| // These functions use “int” for the 32-bit integer handle type because |
| // sign-extension needs to work correctly. INVALID_HANDLE_VALUE is defined as |
| // ((HANDLE)(LONG_PTR)-1), and this needs to round-trip through an integer and |
| // back to the same HANDLE value. |
| |
| int HandleToInt(HANDLE handle) { |
| return FromPointerCast<int>(handle); |
| } |
| |
| HANDLE IntToHandle(int handle_int) { |
| return reinterpret_cast<HANDLE>(static_cast<intptr_t>(handle_int)); |
| } |
| |
| } // namespace crashpad |
