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38 lines
1.0 KiB
C++
38 lines
1.0 KiB
C++
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// 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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#include "base/process/process_handle.h"
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#include <zircon/process.h>
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#include <zircon/status.h>
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#include <zircon/syscalls.h>
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#include "base/logging.h"
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namespace base {
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ProcessId GetCurrentProcId() {
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return GetProcId(GetCurrentProcessHandle());
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}
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ProcessHandle GetCurrentProcessHandle() {
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// Note that zx_process_self() returns a real handle, and ownership is not
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// transferred to the caller (i.e. this should never be closed).
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return zx_process_self();
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}
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ProcessId GetProcId(ProcessHandle process) {
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zx_info_handle_basic_t basic;
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zx_status_t status = zx_object_get_info(process, ZX_INFO_HANDLE_BASIC, &basic,
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sizeof(basic), nullptr, nullptr);
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if (status != ZX_OK) {
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DLOG(ERROR) << "zx_object_get_info failed: "
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<< zx_status_get_string(status);
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return ZX_KOID_INVALID;
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}
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return basic.koid;
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}
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} // namespace base
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