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/*
* Copyright (c) 2020 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)
{
b->flags |= VNET_BUFFER_F_OFFLOAD_TCP_CKSUM;
b->flags |= is_v4 * VNET_BUFFER_F_OFFLOAD_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 */
if (!(b->flags & VNET_BUFFER_F_L3_HDR_OFFSET_VALID))
{
b->flags |= VNET_BUFFER_F_L3_HDR_OFFSET_VALID;
vnet_buffer(b)->l3_hdr_offset = b->current_data;
}
if (!(b->flags & VNET_BUFFER_F_L4_HDR_OFFSET_VALID))
{
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__ */
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