Revert "tcp: move ECN handling code to a common file"

This reverts commit 0c424c90eaa6602e07bca7836b1d178b91f2a88a.

1 files changed, 0 insertions, 55 deletions

diff --git a/sys/netinet/tcp_ecn.h b/sys/netinet/tcp_ecn.h
deleted file mode 100644
index 5ee49ce53a7a..000000000000
--- a/sys/netinet/tcp_ecn.h
+++ /dev/null
@@ -1,55 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-3-Clause
- *
- * Copyright (c) 1982, 1986, 1993, 1994, 1995
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *	@(#)tcp_ecn.h	8.4 (Berkeley) 5/24/95
- * $FreeBSD$
- */
-
-#ifndef _NETINET_TCP_ECN_H_
-#define _NETINET_TCP_ECN_H_
-
-#include <netinet/tcp.h>
-#include <netinet/tcp_var.h>
-#include <netinet/tcp_syncache.h>
-
-#ifdef _KERNEL
-
-void	 tcp_ecn_input_syn_sent(struct tcpcb *, uint16_t, int);
-void	 tcp_ecn_input_parallel_syn(struct tcpcb *, uint16_t, int);
-int	 tcp_ecn_input_segment(struct tcpcb *, uint16_t, int);
-uint16_t tcp_ecn_output_syn_sent(struct tcpcb *);
-int	 tcp_ecn_output_established(struct tcpcb *, uint16_t *, int);
-void	 tcp_ecn_syncache_socket(struct tcpcb *, struct syncache *);
-int	 tcp_ecn_syncache_add(uint16_t, int);
-uint16_t tcp_ecn_syncache_respond(uint16_t, struct syncache *);
-
-#endif /* _KERNEL */
-
-#endif /* _NETINET_TCP_ECN_H_ */