/* Fix GTPU length */
gtpu0 = (gtpu_header_t *)(udp0+1);
new_l0 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b0)
- - sizeof (*ip4_0) - sizeof(*udp0));
+ - sizeof (*ip4_0) - sizeof(*udp0)
+ - GTPU_V1_HDR_LEN);
gtpu0->length = new_l0;
gtpu1 = (gtpu_header_t *)(udp1+1);
new_l1 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b1)
- - sizeof (*ip4_1) - sizeof(*udp1));
+ - sizeof (*ip4_1) - sizeof(*udp1)
+ - GTPU_V1_HDR_LEN);
gtpu1->length = new_l1;
gtpu2 = (gtpu_header_t *)(udp2+1);
new_l2 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b2)
- - sizeof (*ip4_2) - sizeof(*udp2));
+ - sizeof (*ip4_2) - sizeof(*udp2)
+ - GTPU_V1_HDR_LEN);
gtpu2->length = new_l2;
gtpu3 = (gtpu_header_t *)(udp3+1);
new_l3 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b3)
- - sizeof (*ip4_3) - sizeof(*udp3));
+ - sizeof (*ip4_3) - sizeof(*udp3)
+ - GTPU_V1_HDR_LEN);
gtpu3->length = new_l3;
}
else /* ipv6 */
udp3->length = new_l3;
udp3->src_port = flow_hash3;
+ /* Fix GTPU length */
+ gtpu0 = (gtpu_header_t *)(udp0+1);
+ new_l0 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b0)
+ - sizeof (*ip6_0) - sizeof(*udp0)
+ - GTPU_V1_HDR_LEN);
+ gtpu0->length = new_l0;
+ gtpu1 = (gtpu_header_t *)(udp1+1);
+ new_l1 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b1)
+ - sizeof (*ip6_1) - sizeof(*udp1)
+ - GTPU_V1_HDR_LEN);
+ gtpu1->length = new_l1;
+ gtpu2 = (gtpu_header_t *)(udp2+1);
+ new_l2 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b2)
+ - sizeof (*ip6_2) - sizeof(*udp2)
+ - GTPU_V1_HDR_LEN);
+ gtpu2->length = new_l2;
+ gtpu3 = (gtpu_header_t *)(udp3+1);
+ new_l3 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b3)
+ - sizeof (*ip6_3) - sizeof(*udp3)
+ - GTPU_V1_HDR_LEN);
+ gtpu3->length = new_l3;
+
/* IPv6 UDP checksum is mandatory */
udp0->checksum = ip6_tcp_udp_icmp_compute_checksum(vm, b0,
ip6_0, &bogus);
if (udp0->checksum == 0)
udp0->checksum = 0xffff;
udp1->checksum = ip6_tcp_udp_icmp_compute_checksum(vm, b1,
- ip6_1, &bogus);
+ ip6_1, &bogus);
if (udp1->checksum == 0)
udp1->checksum = 0xffff;
udp2->checksum = ip6_tcp_udp_icmp_compute_checksum(vm, b2,
if (udp2->checksum == 0)
udp2->checksum = 0xffff;
udp3->checksum = ip6_tcp_udp_icmp_compute_checksum(vm, b3,
- ip6_3, &bogus);
+ ip6_3, &bogus);
if (udp3->checksum == 0)
udp3->checksum = 0xffff;
- /* Fix GTPU length */
- gtpu0 = (gtpu_header_t *)(udp0+1);
- new_l0 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b0)
- - sizeof (*ip4_0) - sizeof(*udp0));
- gtpu0->length = new_l0;
- gtpu1 = (gtpu_header_t *)(udp1+1);
- new_l1 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b1)
- - sizeof (*ip4_1) - sizeof(*udp1));
- gtpu1->length = new_l1;
- gtpu2 = (gtpu_header_t *)(udp2+1);
- new_l2 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b2)
- - sizeof (*ip4_2) - sizeof(*udp2));
- gtpu2->length = new_l2;
- gtpu3 = (gtpu_header_t *)(udp3+1);
- new_l3 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b3)
- - sizeof (*ip4_3) - sizeof(*udp3));
- gtpu3->length = new_l3;
}
pkts_encapsulated += 4;
/* Fix GTPU length */
gtpu0 = (gtpu_header_t *)(udp0+1);
new_l0 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b0)
- - sizeof (*ip4_0) - sizeof(*udp0));
+ - sizeof (*ip4_0) - sizeof(*udp0)
+ - GTPU_V1_HDR_LEN);
gtpu0->length = new_l0;
}
udp0->length = new_l0;
udp0->src_port = flow_hash0;
+ /* Fix GTPU length */
+ gtpu0 = (gtpu_header_t *)(udp0+1);
+ new_l0 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b0)
+ - sizeof (*ip4_0) - sizeof(*udp0)
+ - GTPU_V1_HDR_LEN);
+ gtpu0->length = new_l0;
+
/* IPv6 UDP checksum is mandatory */
udp0->checksum = ip6_tcp_udp_icmp_compute_checksum(vm, b0,
ip6_0, &bogus);
if (udp0->checksum == 0)
udp0->checksum = 0xffff;
-
- /* Fix GTPU length */
- gtpu0 = (gtpu_header_t *)(udp0+1);
- new_l0 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b0)
- - sizeof (*ip4_0) - sizeof(*udp0));
- gtpu0->length = new_l0;
}
pkts_encapsulated ++;