SylixOS,协议栈中函数地址转换

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原创最新推荐文章于 2026-03-11 00:15:44 发布 225 阅读 AI 写同款· GEO 优化 ›

LWIP源码分析——ip.c /** * @file * Common IPv4 and IPv6 code * * @defgroup ip IP * @ingroup callbackstyle_api * * @defgroup ip4 IPv4 * @ingroup ip * * @defgroup ip6 IPv6 * @ingroup ip * * @defgroup ipaddr IP address handling * @ingroup infrastructure * * @defgr 阅读详情

  netprp_t *netprp = (netprp_t *)netdev->priv;
  netprp_eth_t *netprp_eth;
  LW_LIST_LINE *pline;
  char         *data = NULL;
  u16_t         length = p->len;
  int           ret;
  struct ethhdr *eh     = (struct ethhdr *)p->payload;
  struct ip_hdr *iphdr  = (struct ip_hdr *)(p->payload + SIZEOF_ETH_HDR - 2);       // ip 头

//  printk("iphdr : _v_hl = %d \n\r",iphdr->_v_hl);
//  printk("iphdr : _tos  = %d \n\r",iphdr->_tos);
//  printk("iphdr : _len  = %d \n\r",iphdr->_len);
//  printk("iphdr : _id   = %d \n\r",iphdr->_id);
//  printk("iphdr : _offset = %d \n\r",iphdr->_offset);
//  printk("iphdr : _ttl  = %d \n\r",iphdr->_ttl);
//  printk("iphdr : _proto = %d \n\r",iphdr->_proto);
//  printk("iphdr : _chksum = %d \n\r",iphdr->_chksum);
//  printk("iphdr : src   = %s \n\r",ip4addr_ntoa(&iphdr->src.addr));
//  printk("iphdr : dest  = %s \n\r",ip4addr_ntoa(&iphdr->dest.addr));

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