#pragma once #include "lwip/opt.h" #include "lwip/netif.h" struct slipif_priv { int fd; /* q is the whole pbuf chain for a packet, p is the current pbuf in the chain */ struct pbuf *p, *q; u8_t state; u16_t i, recved; }; err_t slipif_init(struct netif * netif); void slipif_poll(struct netif *netif);