raw_http_basic_example/network/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
	Timer for calling lwIP tmr functions without system. More...

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, ethernetif_init(), gs_net_if, IP4_ADDR, LWIP_ASSERT, netif_add(), netif_set_default(), netif_set_up(), NULL, and status_callback().

Referenced by init_ethernet().

void ethernet_task

(

void

)

Process incoming ethernet frames, then update timers.

Manage the ethernet packets, if any received process them.

Referenced by main(), and webserver_task().

void init_ethernet

(

void

)

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

Initialize the ethernet interface.

Referenced by gfx_task(), and main().

void status_callback

(

struct netif *

netif

)

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

Status callback used to print address given by DHCP.

Parameters

netif

The network interface instance.

Referenced by ethernet_configure_interface().

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().