1 files changed, 39 insertions, 0 deletions
diff --git a/hicn-plugin/src/faces/inlines.h b/hicn-plugin/src/faces/inlines.h
new file mode 100644
index 000000000..ad9e26b62
--- /dev/null
+++ b/hicn-plugin/src/faces/inlines.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __HICN_FACE_INLINES_H__
+#define __HICN_FACE_INLINES_H__
+
+#include <vlib/buffer.h>
+
+always_inline void
+ensure_offload_flags (vlib_buffer_t *b, int is_v4)
+{
+  vnet_buffer_offload_flags_set (b, VNET_BUFFER_OFFLOAD_F_TCP_CKSUM);
+  vnet_buffer_offload_flags_set (b, is_v4 * VNET_BUFFER_OFFLOAD_F_IP_CKSUM);
+
+  size_t l3_header_size =
+    is_v4 * sizeof (ip4_header_t) + (!is_v4) * sizeof (ip6_header_t);
+
+  /* Make sure l3_hdr_offset and l4_hdr_offset are set */
+  b->flags |= VNET_BUFFER_F_L3_HDR_OFFSET_VALID;
+  vnet_buffer (b)->l3_hdr_offset = b->current_data;
+
+  b->flags |= VNET_BUFFER_F_L4_HDR_OFFSET_VALID;
+  vnet_buffer (b)->l4_hdr_offset =
+    vnet_buffer (b)->l3_hdr_offset + l3_header_size;
+}
+
+#endif /* __HICN_FACE_INLINES_H__ */
+\ No newline at end of file