tftpmain.c

LPC2292 bios测试程序 说明：YL_LPC229X_BIOS_Data的目录说明

#include "../../inc/config.h"
#include "skbuff.h"
#include "eth.h"
#include "arp.h"
#include "ip.h"
#include "udp.h"
#include "utils.h"
#include "../../inc/board.h"

#ifdef	TFTP_DOWNLOAD_SUPPORT

char TftpLoadEnd ;
char TftpPutBegin ;
char TftpPutMark ;

int net_handle( void )
{
	struct sk_buff* skb;
	struct ethhdr* eth_hdr;		

	skb = alloc_skb( ETH_FRAME_LEN );

	if ( eth_rcv( skb ) != -1 )
	{
		eth_hdr = ( struct ethhdr * ) ( skb->data );					
		skb_pull( skb , ETH_HLEN );

		/*	{
				int i;
				char *p = (char *)eth_hdr;
				
				for(i=0; i<32; i++)
					printf("%x,", p[i]);
				printf("\n----%x", eth_hdr->h_proto);
						
			}*/
		if ( ntohs( eth_hdr->h_proto ) == ETH_P_ARP )
			arp_rcv_packet( skb );
		else if ( ntohs( eth_hdr->h_proto ) == ETH_P_IP )
			ip_rcv_packet( skb );
	}

	free_skb( skb );

	return 0;
}

//#include "params.h"

void tftp_main( U32 addr , U32 give_ip )
{
	unsigned char eth_addr[ETH_ALEN];
	unsigned char * s = ( unsigned char * ) &give_ip;	

	printf( "Mini TFTP Server 1.0 (IP : %d.%d.%d.%d PORT: %d)\n" , s[3] ,
		s[2] , s[1] , s[0] , TFTP );		
	printf( "Type tftp -i %d.%d.%d.%d put filename at the host PC\n" , s[3] ,
		s[2] , s[1] , s[0] );
	puts( "Press ESC key to exit\n" );

	eth_init();
	if ( eth_lnk_stat() )
		return;

	eth_get_addr( eth_addr );		
	//	arp_init();
	ip_init( give_ip );
	udp_init();

	arp_add_entry( eth_addr , give_ip );	

	TftpLoadEnd = 0;
	TftpPutMark = 0;
	TftpPutBegin = 0;

	while ( ( getkey() != ESC_KEY ) && !TftpLoadEnd )
	{
		net_handle();
		if ( TftpPutBegin )
		{
			puts( "Starting the TFTP download...\n" );
			TftpPutBegin = 0;
		}
		if ( TftpPutMark )
		{
			putch( '.' );
			TftpPutMark = 0;
		}
	}
}

#else
//void tftp_main(unsigned long addr, int dummy) {}
#endif