ARP编程,发送ARP,// ARP Frame

typedef struct tagARPFrame

{

unsigned short HW_Type /* hardware address */

unsigned short Prot_Type /* protocol address */

unsigned char HW_Addr_Len /* length of hardware address */

unsigned char Prot_Addr_Len /* length of protocol address */

unsigned short Opcode /* ARP/RARP */



unsigned char Send_HW_Addr[6] /* sender hardware address */

unsigned long Send_Prot_Addr /* sender protocol address */

unsigned char Targ_HW_Addr[6] /* target hardware address */

unsigned long Targ_Prot_Addr /* target protocol address */

unsigned char padding[18]

} ARPFRAME, *PARPFRAME