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48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
// Copyright 2017 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_FUCHSIA_SCOPED_ZX_HANDLE_H_
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#define BASE_FUCHSIA_SCOPED_ZX_HANDLE_H_
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#include <zircon/status.h>
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#include <zircon/syscalls.h>
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#include "base/base_export.h"
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#include "base/fuchsia/fuchsia_logging.h"
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#include "base/scoped_generic.h"
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namespace zx {
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class channel;
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}
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namespace base {
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namespace internal {
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struct ScopedZxHandleTraits {
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static zx_handle_t InvalidValue() { return ZX_HANDLE_INVALID; }
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static void Free(zx_handle_t object) {
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zx_status_t status = zx_handle_close(object);
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ZX_CHECK(status == ZX_OK, status) << "zx_handle_close";
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}
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};
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} // namespace internal
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class BASE_EXPORT ScopedZxHandle
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: public ScopedGeneric<zx_handle_t, internal::ScopedZxHandleTraits> {
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public:
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ScopedZxHandle() = default;
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explicit ScopedZxHandle(zx_handle_t value) : ScopedGeneric(value) {}
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explicit operator bool() const { return get() != ZX_HANDLE_INVALID; }
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// Helper to converts zx::channel to ScopedZxHandle.
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static ScopedZxHandle FromZxChannel(zx::channel channel);
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};
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} // namespace base
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#endif // BASE_FUCHSIA_SCOPED_ZX_HANDLE_H_
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