static_always_inline void
vnet_calc_checksums_inline (vlib_main_t * vm, vlib_buffer_t * b,
- int is_ip4, int is_ip6, int with_gso)
+ int is_ip4, int is_ip6)
{
ip4_header_t *ip4;
ip6_header_t *ip6;
tcp_header_t *th;
udp_header_t *uh;
- if (with_gso)
- {
- generic_header_offset_t gho = { 0 };
- vnet_generic_header_offset_parser (b, &gho);
-
- ASSERT (gho.gho_flags ^ (GHO_F_IP4 | GHO_F_IP6));
-
- vnet_get_inner_header (b, &gho);
-
- ip4 = (ip4_header_t *)
- (vlib_buffer_get_current (b) + gho.l3_hdr_offset);
- ip6 = (ip6_header_t *)
- (vlib_buffer_get_current (b) + gho.l3_hdr_offset);
- th = (tcp_header_t *) (vlib_buffer_get_current (b) + gho.l4_hdr_offset);
- uh = (udp_header_t *) (vlib_buffer_get_current (b) + gho.l4_hdr_offset);
+ ASSERT (!(is_ip4 && is_ip6));
- if (gho.gho_flags & GHO_F_IP4)
- {
- vnet_calc_ip4_checksums (vm, b, ip4, th, uh);
- }
- else if (gho.gho_flags & GHO_F_IP6)
- {
- vnet_calc_ip6_checksums (vm, b, ip6, th, uh);
- }
+ ip4 = (ip4_header_t *) (b->data + vnet_buffer (b)->l3_hdr_offset);
+ ip6 = (ip6_header_t *) (b->data + vnet_buffer (b)->l3_hdr_offset);
+ th = (tcp_header_t *) (b->data + vnet_buffer (b)->l4_hdr_offset);
+ uh = (udp_header_t *) (b->data + vnet_buffer (b)->l4_hdr_offset);
- vnet_get_outer_header (b, &gho);
+ if (is_ip4)
+ {
+ vnet_calc_ip4_checksums (vm, b, ip4, th, uh);
}
- else
+ else if (is_ip6)
{
- ASSERT (!(is_ip4 && is_ip6));
-
- ip4 = (ip4_header_t *) (b->data + vnet_buffer (b)->l3_hdr_offset);
- ip6 = (ip6_header_t *) (b->data + vnet_buffer (b)->l3_hdr_offset);
- th = (tcp_header_t *) (b->data + vnet_buffer (b)->l4_hdr_offset);
- uh = (udp_header_t *) (b->data + vnet_buffer (b)->l4_hdr_offset);
-
- if (is_ip4)
- {
- vnet_calc_ip4_checksums (vm, b, ip4, th, uh);
- }
- if (is_ip6)
- {
- vnet_calc_ip6_checksums (vm, b, ip6, th, uh);
- }
+ vnet_calc_ip6_checksums (vm, b, ip6, th, uh);
}
+
b->flags &= ~VNET_BUFFER_F_OFFLOAD_TCP_CKSUM;
b->flags &= ~VNET_BUFFER_F_OFFLOAD_UDP_CKSUM;
b->flags &= ~VNET_BUFFER_F_OFFLOAD_IP_CKSUM;