Exemplos de tr_add_rif_info em C++ (Cpp)

Exemplo n.º 1

Arquivo: tr.c Projeto: liexusong/linux2.0-comment

unsigned short tr_type_trans(struct sk_buff *skb, struct device *dev) {

	struct trh_hdr *trh=(struct trh_hdr *)skb->data;
	struct trllc *trllc=(struct trllc *)(skb->data+sizeof(struct trh_hdr));
	
	skb->mac.raw = skb->data;
	
	skb_pull(skb,dev->hard_header_len);
	
	if(trh->saddr[0] & TR_RII)
		tr_add_rif_info(trh);

	if(*trh->daddr & 1) 
	{
		if(!memcmp(trh->daddr,dev->broadcast,TR_ALEN)) 	
			skb->pkt_type=PACKET_BROADCAST;
		else
			skb->pkt_type=PACKET_MULTICAST;
	}

	else if(dev->flags & IFF_PROMISC) 
	{
		if(memcmp(trh->daddr, dev->dev_addr, TR_ALEN))
			skb->pkt_type=PACKET_OTHERHOST;
	}

 	return trllc->ethertype;
}

Exemplo n.º 2

unsigned short tr_type_trans(struct sk_buff *skb, struct device *dev) 
{

	struct trh_hdr *trh=(struct trh_hdr *)skb->data;
	struct trllc *trllc;
	unsigned riflen=0;
	
	skb->mac.raw = skb->data;
	
       	if(trh->saddr[0] & TR_RII)
		riflen = (ntohs(trh->rcf) & TR_RCF_LEN_MASK) >> 8;

	trllc = (struct trllc *)(skb->data+sizeof(struct trh_hdr)-TR_MAXRIFLEN+riflen);

	skb_pull(skb,sizeof(struct trh_hdr)-TR_MAXRIFLEN+riflen);

	tr_add_rif_info(trh, dev);

	if(*trh->daddr & 1) 
	{
		if(!memcmp(trh->daddr,dev->broadcast,TR_ALEN)) 	
			skb->pkt_type=PACKET_BROADCAST;
		else
			skb->pkt_type=PACKET_MULTICAST;
	}

	else if(dev->flags & IFF_PROMISC) 
	{
		if(memcmp(trh->daddr, dev->dev_addr, TR_ALEN))
			skb->pkt_type=PACKET_OTHERHOST;
	}

	/*
	 * Strip the SNAP header from ARP packets since we don't 
	 * pass them through to the 802.2/SNAP layers.
	 */

	if (trllc->dsap == EXTENDED_SAP &&
	    (trllc->ethertype == ntohs(ETH_P_IP) ||
	     trllc->ethertype == ntohs(ETH_P_ARP)))
	{
		skb_pull(skb, sizeof(struct trllc));
		return trllc->ethertype;
	}

	return ntohs(ETH_P_802_2);
}