38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
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// Copyright 2015 The Crashpad Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "util/win/handle.h"
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#include <stdint.h>
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#include "base/numerics/safe_conversions.h"
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#include "util/misc/from_pointer_cast.h"
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namespace crashpad {
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// These functions use “int” for the 32-bit integer handle type because
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// sign-extension needs to work correctly. INVALID_HANDLE_VALUE is defined as
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// ((HANDLE)(LONG_PTR)-1), and this needs to round-trip through an integer and
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// back to the same HANDLE value.
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int HandleToInt(HANDLE handle) {
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return FromPointerCast<int>(handle);
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}
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HANDLE IntToHandle(int handle_int) {
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return reinterpret_cast<HANDLE>(static_cast<intptr_t>(handle_int));
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}
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} // namespace crashpad
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