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-rw-r--r--src/vnet/interface_output.h29
1 files changed, 21 insertions, 8 deletions
diff --git a/src/vnet/interface_output.h b/src/vnet/interface_output.h
index f1fa4d85b5e..198ca282566 100644
--- a/src/vnet/interface_output.h
+++ b/src/vnet/interface_output.h
@@ -41,24 +41,37 @@
#define __INTERFACE_INLINES_H__
#include <vnet/vnet.h>
+#include <vnet/gso/gso.h>
static_always_inline void
-calc_checksums (vlib_main_t * vm, vlib_buffer_t * b)
+vnet_calc_checksums_inline (vlib_main_t * vm, vlib_buffer_t * b,
+ int is_ip4, int is_ip6, int with_gso)
{
ip4_header_t *ip4;
ip6_header_t *ip6;
tcp_header_t *th;
udp_header_t *uh;
- int is_ip4 = (b->flags & VNET_BUFFER_F_IS_IP4) != 0;
- int is_ip6 = (b->flags & VNET_BUFFER_F_IS_IP6) != 0;
-
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 (with_gso)
+ {
+ gso_header_offset_t gho;
+ gho = vnet_gso_header_offset_parser (b, is_ip6);
+ 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);
+ }
+ else
+ {
+ 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)
{