Lines Matching defs:eth

75 	struct ethhdr *eth;
78 	err = bpf_xdp_pull_data(ctx, sizeof(*eth));
83 	data = eth = (void *)(long)ctx->data;
85 	if (data + sizeof(*eth) > data_end)
88 	if (eth->h_proto == bpf_htons(ETH_P_IP)) {
91 		err = bpf_xdp_pull_data(ctx, sizeof(*eth) + sizeof(*iph) +
99 		iph = data + sizeof(*eth);
105 		udph = data + sizeof(*iph) + sizeof(*eth);
106 	} else if (eth->h_proto == bpf_htons(ETH_P_IPV6)) {
109 		err = bpf_xdp_pull_data(ctx, sizeof(*eth) + sizeof(*ipv6h) +
117 		ipv6h = data + sizeof(*eth);
123 		udph = data + sizeof(*ipv6h) + sizeof(*eth);
167 	struct ethhdr *eth = data;
170 	__builtin_memcpy(tmp_mac, eth->h_source, ETH_ALEN);
171 	__builtin_memcpy(eth->h_source, eth->h_dest, ETH_ALEN);
172 	__builtin_memcpy(eth->h_dest, tmp_mac, ETH_ALEN);
179 	struct ethhdr *eth;
182 	err = bpf_xdp_pull_data(ctx, sizeof(*eth));
187 	data = eth = (void *)(long)ctx->data;
189 	if (data + sizeof(*eth) > data_end)
192 	if (eth->h_proto == bpf_htons(ETH_P_IP)) {
196 		err = bpf_xdp_pull_data(ctx, sizeof(*eth) + sizeof(*iph) +
204 		iph = data + sizeof(*eth);
210 		udph = data + sizeof(*iph) + sizeof(*eth);
218 		eth = data;
219 		swap_machdr((void *)eth);
229 	} else if (eth->h_proto == bpf_htons(ETH_P_IPV6)) {
233 		err = bpf_xdp_pull_data(ctx, sizeof(*eth) + sizeof(*ipv6h) +
241 		ipv6h = data + sizeof(*eth);
247 		udph = data + sizeof(*ipv6h) + sizeof(*eth);
255 		eth = data;
256 		swap_machdr((void *)eth);
276 	struct ethhdr *eth = data;
279 	if (data + sizeof(*eth) > data_end)
282 	if (eth->h_proto == bpf_htons(ETH_P_IP)) {
283 		struct iphdr *iph = data + sizeof(*eth);
291 		udph = (void *)eth + sizeof(*iph) + sizeof(*eth);
296 	} else if (eth->h_proto  == bpf_htons(ETH_P_IPV6)) {
297 		struct ipv6hdr *ipv6h = data + sizeof(*eth);
303 		udph = (void *)eth + sizeof(*ipv6h) + sizeof(*eth);