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extern unsigned char dst_addr_of_device[];
extern unsigned char src_addr_of_device[];
extern unsigned char eth_addr_local[];
extern int pPacket;
extern int promisc;
extern char host1[MAX_STRING_LEN];
extern char host2[MAX_STRING_LEN];
extern int both_addresses;
extern int printPacketType;
extern int p_packet_bpl;
#define UDEC 0
#define CHAR 1
#define ASCII 2
#define HEX 3
#define SIZE_OF_HEADER (sizeof(struct packet_header_T))
#define DATA_SIZE 1460
#define SNAP1 0xaaaa0300
#define SNAP2 0x408c8856
#define SERVER_TAG 0xffffffff
#define CLIENT_TAG 0xfffffffe
#define SIZE_OF_FIRST_HEADER (SIZE_OF_HEADER-8)
#define PACKET_SIZE (DATA_SIZE + SIZE_OF_HEADER)
#define SIZE_OF_BOOT_CMDS ((IO_BUF_END-IO_BUF_START)-CRC_LEN)
#define BOOT_ADDRESS 0x380000f4
void NetBoot (void);
void SendToDevice (unsigned char *data, int data_len);
void Handler (unsigned char *buf, const struct pcap_pkthdr *hdr, const unsigned char *p);
void GetLocalEthAddr (void);
void net_init (void);
void DecodeSvintoBoot (const unsigned char *p);
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