www.pudn.com > SNMP范例源代码.zip > ethernet.h

//#include  
//#include  
//#include  
 
#define reg00   XBYTE[0xFF00]   //reg00- 10为isa网卡接口的寄存器地址300-310； 
#define reg01   XBYTE[0xFF01] 
#define reg02   XBYTE[0xFF02] 
#define reg03   XBYTE[0xFF03] 
#define reg04   XBYTE[0xFF04] 
#define reg05   XBYTE[0xFF05] 
#define reg06   XBYTE[0xFF06] 
#define reg07   XBYTE[0xFF07] 
#define reg08   XBYTE[0xFF08] 
#define reg09   XBYTE[0xFF09] 
#define reg0a   XBYTE[0xFF0A] 
#define reg0b   XBYTE[0xFF0B] 
#define reg0c   XBYTE[0xFF0C] 
#define reg0d   XBYTE[0xFF0D] 
#define reg0e   XBYTE[0xFF0E] 
#define reg0f   XBYTE[0xFF0F] 
#define reg10   XBYTE[0xFF10] 
#define reg1f   XBYTE[0xFF1F] 
 
//EtherNet 
#define MaxLenARPtable	30 
#define MaxLenTxBuf	10 
 
#define PINGTYPE	1 
#define UDPTYPE		2 
 
#define HOST		6 
#define GATEWAY		14 
#define MASK		10 
#define SNMPHOST	18 
#define MACADR		0 
//EtherNet 
 
void page(unsigned char pagenumber);//ne2000页选择 
void getadr(unsigned char id,unsigned char *bytes);//读取MAC地址参数 
void setadr(unsigned char id,unsigned char *bytes);//设置MAC地址参数 
void initNIC(void);//初始化网卡配置参数 
void delay_ms(unsigned char ms_number);//延时 
void rtl8019as_rst();//RTL8019AS复位 
void ne2000init();//ne2000网卡初始化 
void send_packet(union netcard *txdnet,unsigned int length);//ne2000发包子程序 
bit recv_packet(union netcard *rxdnet);//ne2000收包子程序 
void trans_pack(union netcard *txdnet,union ip_address_type destip,unsigned int length,unsigned char type);//发包至缓冲区 
void process_trans_pack();//发包缓冲区发送处理 
void arp_request(unsigned long ip_address);//ARP请求 
void arp_answer();//ARP应答 
void arp_process();//???????????????chang//ARP应答处理 
void ping_request();//????????????????????????//PING请求 
void ping_answer();//????????????????????????//PING应答 
void ping_echo();//PING应答收到后回显 
void CfgHost(WORDTABLE *WordTable);//配置主机IP 
void CfgGateway(WORDTABLE *WordTable);//配置网关IP 
void CfgMask(WORDTABLE *WordTable);//配置子网掩码 
void CfgSnmpHost(WORDTABLE *WordTable);//配置SNMP主机IP 
void PrintARPtable(WORDTABLE *WordTable);//显示ARP缓存 
void PrintConfig(WORDTABLE *WordTable);//显示配置信息 
void PingCommand(WORDTABLE *WordTable);//PING命令处理 
void make_udp(union netcard *txdnet,union ip_address_type udpdestip,unsigned char *dat,unsigned int length,unsigned int portnumber);//封装UDP包 
void UDPCommand(WORDTABLE *WordTable);//UDP命令处理 
void CfgMacAddress(WORDTABLE *WordTable);//配置MAC地址 
void ListTxBuf(WORDTABLE *WordTable);//显示发送缓冲区 
void InitArpTable(void);//初始化ARP缓存 
void InitTxBuf(void);//初始化发送缓冲区 
void process_tcp();//TCP处理 
unsigned int createipheadcrc();//生成IP包头CRC校验 
unsigned int createicmpcrc();//生成ICMP包CRC校验 
unsigned int checksum(unsigned int xdata *check,unsigned int length);//计算校验和 
unsigned int createtcpcrc();//生成TCP包CRC校验 
bit verifyipheadcrc();//对ip头进行校验,错误返回0,正确返回1 
unsigned char verifytcpcrc();//对tcp头进行校验,错误返回0,正确返回1 
bit verifyudpcrc();//对udp头进行校验,错误返回0,正确返回1 
void process_udp();//UDP处理进程 
void updatearptab(void);//更新ARP缓存 
bit findmacadr(union ip_address_type ip,union ethernet_address_type *macadr);//在ARP缓存中查找指定IP/MAC映射对 
void maincycle(void);//主循环