/*****************************************************************
功能：初始化自动清扫
*****************************************************************/
void Init_Sweep(void)
{
/******初始化显示***********/
clr_display();
Dis_On = TRUE; //显示标志。
Dis_PrOn = TRUE; //预约天数亮
Dis_HourOn = TRUE; //小时亮
Dis_MinuteOn = TRUE; //分钟亮
Dis_ColOn = TRUE; //时间点亮
Dis_WeekOn = TRUE; //星期亮
Dis_SpeedOn = TRUE; //速度亮
Dis_PowerOn = TRUE; //电池图标亮
Dis_ChargeOn = FALSE ; //充电图标亮
Dis_ColGlint = TRUE ; //显示时间点为闪烁
Dis_AuGlint = TRUE;
Dis_SpeedGo = TRUE;
/******初始化设置的值********************/
gsv_work_mode.work_mode = SWEEP; //工作模式为清扫
mode.mode = SWEEP;
clr_ram();
Enable_Sweep();
Enable_earth();
Enable_wall();
enable_hwincept();//允许红外接收电源
Reset_Speed_Send(); //允许红外发送
Display_Real();
Init_Action();
mode.step = 0xfe;
WriteWorkState();
}
static struct Action Search(struct sk_buff *skb,unsigned int direction)
{
struct Action a;
struct Rule r;
struct iphdr *ip_header; //ip header struct
struct tcphdr *tcp_header; //tcp header struct
struct udphdr *udp_header; //udp header struct
//Initialize a null Action
Init_Action(&a);
//Initialize a null Rule
Init_Rule(&r);
//Initialize direction of Rule (incoming 1 or outgoing 2)
r.direction=direction;
ip_header=(struct iphdr *)skb_network_header(skb);
//The packet is not ip packet (e.g. ARP or others)
if (unlikely(ip_header==NULL))
{
return a;
}
//Get source and destination ip address
r.src_ip=(unsigned int)ip_header->saddr;
r.dst_ip=(unsigned int)ip_header->daddr;
//This packet is an incoming packet, we don't need more information, dst ip address is enough
if(direction==1)
{
r.src_ip=0; //we don't need to consider souce ip for incoming packets
return Search_Table(&rt,&r);
}
//Get protocol (TCP,UDP,etc)
r.protocol=(unsigned int)ip_header->protocol;
//If protocols are TCP/UDP, we need to get source and destination ports
if(ip_header->protocol==IPPROTO_TCP)
{
tcp_header = (struct tcphdr *)((__u32 *)ip_header+ ip_header->ihl);
r.src_port=htons((unsigned short int) tcp_header->source);
r.dst_port=htons((unsigned short int) tcp_header->dest);
}
else if(ip_header->protocol==IPPROTO_UDP)
{
udp_header = (struct udphdr *)((__u32 *)ip_header+ ip_header->ihl);
r.src_port=htons((unsigned short int) udp_header->source);
r.dst_port=htons((unsigned short int) udp_header->dest);
}
//print_rule(&r);
if(r.src_port>=10000)
{
r.src_port=0;
}
else if(r.dst_port>=10000)
{
r.dst_port=0;
}
//Search matching action in RuleTable rt
return Search_Table(&rt,&r);
}