ethernet.c File Reference

Ethernet management for the lwIP Raw HTTP basic example.

Copyright (c) 2012-2018 Microchip Technology Inc. and its subsidiaries.

#include <string.h>
#include "board.h"
#include "ethernet.h"
#include "timer_mgt.h"
#include "lwip/sys.h"
#include "lwip/api.h"
#include "lwip/tcp.h"
#include "lwip/tcpip.h"
#include "lwip/memp.h"
#include "lwip/dhcp.h"
#include "lwip/dns.h"
#include "lwip/stats.h"
#include "lwip/init.h"
#include "lwip/ip_frag.h"
#include "lwip/inet.h"
#include "lwip/tcp_impl.h"
#include "netif/etharp.h"

Data Structures
struct	timers_info

Typedefs
typedef struct timers_info	timers_info_t

Functions
static void	ethernet_configure_interface (void)
	Configure network interface driver. More...
void	ethernet_task (void)
	Process incoming ethernet frames, then update timers. More...
void	init_ethernet (void)
	Initialize the lwIP TCP/IP stack with the network interface driver. More...
void	status_callback (struct netif *netif)
	Callback function used to print the given IP address when the link is up. More...
static void	timers_update (void)
	Timer management function. More...

Variables
struct netif	gs_net_if
static timers_info_t	gs_timers_table []

typedef struct timers_info timers_info_t

static void ethernet_configure_interface ( void  )

static

Configure network interface driver.

References ip_addr::addr, ERR_OK, ETHERNET_CONF_GATEWAY_ADDR0, ETHERNET_CONF_GATEWAY_ADDR1, ETHERNET_CONF_GATEWAY_ADDR2, ETHERNET_CONF_GATEWAY_ADDR3, ETHERNET_CONF_IPADDR0, ETHERNET_CONF_IPADDR1, ETHERNET_CONF_IPADDR2, ETHERNET_CONF_IPADDR3, ETHERNET_CONF_NET_MASK0, ETHERNET_CONF_NET_MASK1, ETHERNET_CONF_NET_MASK2, ETHERNET_CONF_NET_MASK3, ethernet_input(), ethernetif_init(), gs_net_if, IP4_ADDR, LWIP_ASSERT, netif_add(), netif_set_default(), netif_set_status_callback(), netif_set_up(), NULL, and status_callback().

Referenced by init_ethernet().

void ethernet_task

(

void

)

Process incoming ethernet frames, then update timers.

References ethernetif_input(), gs_net_if, and timers_update().

Referenced by main().

void init_ethernet

(

void

)

Initialize the lwIP TCP/IP stack with the network interface driver.

References ethernet_configure_interface(), lwip_init(), and sys_init_timing().

Referenced by main().

void status_callback

(

struct netif *

netif

)

Callback function used to print the given IP address when the link is up.

Parameters

netif

The network interface instance.

References inet_ntoa, netif::ip_addr, and netif_is_up.

Referenced by ethernet_configure_interface(), and netif_set_status_callback().

static void timers_update ( void  )

static

Timer management function.

References gs_timers_table, sys_get_ms(), timers_info::timer, timers_info::timer_func, and timers_info::timer_interval.

Referenced by ethernet_task().

struct netif gs_net_if

Referenced by ethernet_configure_interface(), and ethernet_task().

timers_info_t gs_timers_table[]

static

Initial value:

= {
    {0, TCP_TMR_INTERVAL, tcp_tmr},
    {0, IP_TMR_INTERVAL, ip_reass_tmr},





    
    {0, ARP_TMR_INTERVAL, etharp_tmr},
    




}

Referenced by timers_update().