void EtherShield::ES_register_ping_rec_callback(void (*callback)(uint8_t *srcip)) {
register_ping_rec_callback(callback);
}
/*
* Main entry point
*/
int main(void) {
//=====init green led
LEDInit();
LEDSet(1);
//=====setup eth interface
uint16_t plen = 0, dat_p = 0;
//initialize enc28j60
enc28j60Init(mymac);
_delay_ms(100);
// Magjack leds configuration, see enc28j60 datasheet, page 11
// LEDB=yellow LEDA=green
// 0x476 is PHLCON LEDA=links status, LEDB=receive/transmit
// enc28j60PhyWrite(PHLCON,0b0000 0100 0111 01 10);
enc28j60PhyWrite(PHLCON,0x476);
_delay_ms(100);
//init the ethernet/ip layer:
init_udp_or_www_server(mymac,myip);
www_server_port(MYWWWPORT);
register_ping_rec_callback(PingCallback);
while(1){
// handle ping and wait for a tcp packet:
dat_p = packetloop_arp_icmp_tcp(buf, enc28j60PacketReceive(BUFFER_SIZE, buf));
// dat_p will be unequal to zero if there is a valid http get
if(dat_p==0){
// do nothing
continue;
}
// tcp port 80 begin
if (strncmp("GET ",(char *)&(buf[dat_p]),4)!=0){
dat_p = fill_tcp_data_p(buf, 0, PSTR("HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nPragma: no-cache\r\n\r\n"));
dat_p = fill_tcp_data_p(buf, dat_p, PSTR("<h1>200 OK</h1>"));
goto SENDTCP;
}
if (strncmp("/ ",(char *) & (buf[ dat_p + 4] ), 2) == 0 ){
nAccessCount++;
dat_p = fill_tcp_data_p(buf, 0, PSTR("HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nPragma: no-cache\r\n\r\n"));
// webcontent
char szWebText[130] = {0};
sprintf(szWebText,
"<b>ATmega8 Webserver / ENC28J60</b><br><br>Server stats:<br>Acc:%d Png:%d<br><br>(C) Radu Motisan 2012, www.pocketmagic.net<br/>Tomasz Jokiel",
nAccessCount, nPingCount);
dat_p = fill_tcp_data(buf, dat_p, szWebText);
//
goto SENDTCP;
}
// all other URLs:
dat_p = fill_tcp_data_p(buf, 0, PSTR("HTTP/1.0 401 Unauthorized\r\nContent-Type: text/html\r\n\r\n<h1>401 Unauthorized</h1>"));
SENDTCP:
www_server_reply(buf, dat_p); // send web page data
}
return (0);
}