system/ulib/zircon/zx_deadline_after.cpp

// Copyright 2016 The Fuchsia 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 <zircon/syscalls.h>

#include "private.h"

zx_time_t _zx_deadline_after(zx_duration_t nanoseconds) {
    auto now = VDSO_zx_clock_get_monotonic();

    zx_time_t deadline;
    if (add_overflow(nanoseconds, now, &deadline)) {
        return ZX_TIME_INFINITE;
    }
    return deadline;
}

VDSO_INTERFACE_FUNCTION(zx_deadline_after);