src/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/platform/common/posix/posix_time.c


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/*
 * Copyright (C) 2019 Intel Corporation.  All rights reserved.
 * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 */

#include "platform_api_vmcore.h"

uint64
os_time_get_boot_microsecond()
{
    struct timespec ts;
    if (clock_gettime(CLOCK_MONOTONIC, &ts) != 0) {
        return 0;
    }

    return ((uint64)ts.tv_sec) * 1000 * 1000 + ((uint64)ts.tv_nsec) / 1000;
}