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/*
* Copyright (c) 2020 Doc.ai 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 __included_wg_send_h__
#define __included_wg_send_h__
#include <wireguard/wireguard_peer.h>
bool wg_send_keepalive (vlib_main_t * vm, wg_peer_t * peer);
bool wg_send_handshake (vlib_main_t * vm, wg_peer_t * peer, bool is_retry);
void wg_send_handshake_from_mt (u32 peer_index, bool is_retry);
bool wg_send_handshake_response (vlib_main_t * vm, wg_peer_t * peer);
always_inline void
ip4_header_set_len_w_chksum (ip4_header_t * ip4, u16 len)
{
ip_csum_t sum = ip4->checksum;
u16 old = ip4->length;
u16 new = len;
sum = ip_csum_update (sum, old, new, ip4_header_t, length);
ip4->checksum = ip_csum_fold (sum);
ip4->length = new;
}
#endif /* __included_wg_send_h__ */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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