Line data    Source code

       1              : /* SPDX-FileCopyrightText: Copyright 2026 Cozens Software Solutions Limited
       2              :  * SPDX-License-Identifier: PolyForm-Noncommercial-1.0.0 OR LicenseRef-PolyForm-Internal-Use-1.0.0 OR LicenseRef-COSOSO-Commercial
       3              :  */
       4              : 
       5              : #include "lwip/opt.h"
       6              : 
       7              : /* The variant for an lwIP built with LWIP_TCP_KEEPALIVE, where the probe
       8              :    interval and count are per-pcb fields, so all three timings are ours. */
       9              : #if LWIP_TCP && LWIP_TCP_KEEPALIVE
      10              : 
      11              : #include "lwip/tcp.h"
      12              : 
      13              : #include "SolidSyslogLwipRawTcpStreamPrivate.h"
      14              : #include "SolidSyslogTunables.h"
      15              : 
      16              : enum
      17              : {
      18              :     MILLISECONDS_PER_SECOND = 1000
      19              : };
      20              : 
      21            3 : void SolidSyslogLwipRawTcpStream_ApplyKeepalive(struct tcp_pcb* pcb)
      22              : {
      23            3 :     pcb->keep_idle = (u32_t) SOLIDSYSLOG_TCP_KEEPALIVE_IDLE_SECONDS * MILLISECONDS_PER_SECOND;
      24            3 :     pcb->keep_intvl = (u32_t) SOLIDSYSLOG_TCP_KEEPALIVE_INTERVAL_SECONDS * MILLISECONDS_PER_SECOND;
      25            3 :     pcb->keep_cnt = (u32_t) SOLIDSYSLOG_TCP_KEEPALIVE_PROBE_COUNT;
      26            3 : }
      27              : 
      28              : #endif /* LWIP_TCP && LWIP_TCP_KEEPALIVE */