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[SK_BUFF]: Some more layer header conversions

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Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo 2007-03-15 21:42:27 -03:00 • committed by David S. Miller
parent 0a6114d94b
commit ddc7b8e32b
6 changed files with 27 additions and 17 deletions
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30
net/core/pktgen.c
View file

@ -2357,8 +2357,12 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev,
*vlan_encapsulated_proto = htons(ETH_P_IP);
}
iph = (struct iphdr *)skb_put(skb, sizeof(struct iphdr));
udph = (struct udphdr *)skb_put(skb, sizeof(struct udphdr));
skb_set_network_header(skb, skb->tail - skb->data);
skb->h.raw = skb->nh.raw + sizeof(struct iphdr);
skb_put(skb, sizeof(struct iphdr) + sizeof(struct udphdr));
iph = ip_hdr(skb);
udph = udp_hdr(skb);
memcpy(eth, pkt_dev->hh, 12);
*(__be16 *) & eth[12] = protocol;
@ -2387,12 +2391,11 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev,
iph->check = 0;
iph->check = ip_fast_csum((void *)iph, iph->ihl);
skb->protocol = protocol;
skb->mac.raw = ((u8 *) iph) - 14 - pkt_dev->nr_labels*sizeof(u32) -
VLAN_TAG_SIZE(pkt_dev) - SVLAN_TAG_SIZE(pkt_dev);
skb->mac.raw = (skb->nh.raw - ETH_HLEN -
pkt_dev->nr_labels * sizeof(u32) -
VLAN_TAG_SIZE(pkt_dev) - SVLAN_TAG_SIZE(pkt_dev));
skb->dev = odev;
skb->pkt_type = PACKET_HOST;
skb->nh.raw = (unsigned char *)iph;
skb->h.raw = (unsigned char *)udph;
if (pkt_dev->nfrags <= 0)
pgh = (struct pktgen_hdr *)skb_put(skb, datalen);
@ -2693,8 +2696,12 @@ static struct sk_buff *fill_packet_ipv6(struct net_device *odev,
*vlan_encapsulated_proto = htons(ETH_P_IPV6);
}
iph = (struct ipv6hdr *)skb_put(skb, sizeof(struct ipv6hdr));
udph = (struct udphdr *)skb_put(skb, sizeof(struct udphdr));
skb_set_network_header(skb, skb->tail - skb->data);
skb->h.raw = skb->nh.raw + sizeof(struct ipv6hdr);
skb_put(skb, sizeof(struct ipv6hdr) + sizeof(struct udphdr));
iph = ipv6_hdr(skb);
udph = udp_hdr(skb);
memcpy(eth, pkt_dev->hh, 12);
*(__be16 *) & eth[12] = protocol;
@ -2731,13 +2738,12 @@ static struct sk_buff *fill_packet_ipv6(struct net_device *odev,
ipv6_addr_copy(&iph->daddr, &pkt_dev->cur_in6_daddr);
ipv6_addr_copy(&iph->saddr, &pkt_dev->cur_in6_saddr);
skb->mac.raw = ((u8 *) iph) - 14 - pkt_dev->nr_labels*sizeof(u32) -
VLAN_TAG_SIZE(pkt_dev) - SVLAN_TAG_SIZE(pkt_dev);
skb->mac.raw = (skb->nh.raw - ETH_HLEN -
pkt_dev->nr_labels * sizeof(u32) -
VLAN_TAG_SIZE(pkt_dev) - SVLAN_TAG_SIZE(pkt_dev));
skb->protocol = protocol;
skb->dev = odev;
skb->pkt_type = PACKET_HOST;
skb->nh.raw = (unsigned char *)iph;
skb->h.raw = (unsigned char *)udph;
if (pkt_dev->nfrags <= 0)
pgh = (struct pktgen_hdr *)skb_put(skb, datalen);