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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 <magenta/process.h>
#include <magenta/syscalls.h>
#include "base/logging.h"
namespace base {
ProcessId GetCurrentProcId() {
return GetProcId(GetCurrentProcessHandle());
}
ProcessHandle GetCurrentProcessHandle() {
// Note that mx_process_self() returns a real handle, and ownership is not
// transferred to the caller (i.e. this should never be closed).
return mx_process_self();
}
ProcessId GetProcId(ProcessHandle process) {
mx_info_handle_basic_t basic;
mx_status_t status = mx_object_get_info(process, MX_INFO_HANDLE_BASIC, &basic,
sizeof(basic), nullptr, nullptr);
if (status != NO_ERROR) {
DLOG(ERROR) << "mx_object_get_info failed: " << status;
return MX_KOID_INVALID;
}
return basic.koid;
}
} // namespace base
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