Line data    Source code

       1              : /**
       2              :  * Copyright (c) 2025 Huawei Technologies Co., Ltd.
       3              :  * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
       4              :  * CANN Open Software License Agreement Version 2.0 (the "License").
       5              :  * Please refer to the License for details. You may not use this file except in compliance with the License.
       6              :  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
       7              :  * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
       8              :  * See LICENSE in the root of the software repository for the full text of the License.
       9              :  */
      10              : 
      11              : #include "user_log.h"
      12              : #include "rs_ping_inner.h"
      13              : 
      14            3 : uint32_t RsPingGetTripTime(struct RsPingTimestamp *timestamp)
      15              : {
      16            3 :     uint64_t localInterval = ((timestamp->tvSec4 - timestamp->tvSec1) * RS_PING_SEC_TO_USEC + timestamp->tvUsec4) -
      17            3 :                              timestamp->tvUsec1;
      18            3 :     uint64_t remoteInterval = ((timestamp->tvSec3 - timestamp->tvSec2) * RS_PING_SEC_TO_USEC + timestamp->tvUsec3) -
      19            3 :                               timestamp->tvUsec2;
      20              : 
      21            3 :     hccp_dbg("t1:{%llu, %llu} t4:{%llu, %llu} t4-t1:%llu, t2:{%llu, %llu} t3:{%llu, %llu} t3-t2:%llu, rtt:%u",
      22              :         timestamp->tvSec1, timestamp->tvUsec1, timestamp->tvSec4, timestamp->tvUsec4, localInterval, timestamp->tvSec2,
      23              :         timestamp->tvUsec2, timestamp->tvSec3, timestamp->tvUsec3, remoteInterval,
      24              :         (uint32_t)(localInterval - remoteInterval));
      25              : 
      26            3 :     return (uint32_t)(localInterval - remoteInterval);
      27              : }