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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/process/process_handle.h"
#include <zircon/process.h>
#include <zircon/status.h>
#include <zircon/syscalls.h>
#include "base/logging.h"
namespace base {
ProcessId GetCurrentProcId() {
return GetProcId(GetCurrentProcessHandle());
}
ProcessHandle GetCurrentProcessHandle() {
// Note that zx_process_self() returns a real handle, and ownership is not
// transferred to the caller (i.e. this should never be closed).
return zx_process_self();
}
ProcessId GetProcId(ProcessHandle process) {
zx_info_handle_basic_t basic;
zx_status_t status = zx_object_get_info(process, ZX_INFO_HANDLE_BASIC, &basic,
sizeof(basic), nullptr, nullptr);
if (status != ZX_OK) {
DLOG(ERROR) << "zx_object_get_info failed: "
<< zx_status_get_string(status);
return ZX_KOID_INVALID;
}
return basic.koid;
}
} // namespace base
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