nuttx/net/tcp/tcp_ipselect.c
Alin Jerpelea 37d5c1b0d9 net: Author Gregory Nutt: update licenses to Apache
Gregory Nutt has submitted the SGA and we can migrate the licenses
 to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2021-02-20 00:38:18 -08:00

84 lines
2.7 KiB
C

/****************************************************************************
* net/tcp/tcp_ipselect.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifdef CONFIG_NET
#include <stdint.h>
#include <debug.h>
#include <net/if.h>
#include <nuttx/net/netdev.h>
#include <nuttx/net/tcp.h>
#include "tcp/tcp.h"
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: tcp_ipv4_select
*
* Description:
* Configure to send or receive an TCP IPv4 packet
*
****************************************************************************/
#ifdef CONFIG_NET_IPv4
void tcp_ipv4_select(FAR struct net_driver_s *dev)
{
/* Clear a bit in the d_flags to distinguish this from an IPv6 packet */
IFF_SET_IPv4(dev->d_flags);
/* Set the offset to the beginning of the TCP data payload */
dev->d_appdata = &dev->d_buf[IPv4TCP_HDRLEN + NET_LL_HDRLEN(dev)];
}
#endif /* CONFIG_NET_IPv4 */
/****************************************************************************
* Name: tcp_ipv6_select
*
* Description:
* Configure to send or receive an TCP IPv6 packet
*
****************************************************************************/
#ifdef CONFIG_NET_IPv6
void tcp_ipv6_select(FAR struct net_driver_s *dev)
{
/* Set a bit in the d_flags to distinguish this from an IPv6 packet */
IFF_SET_IPv6(dev->d_flags);
/* Set the offset to the beginning of the TCP data payload */
dev->d_appdata = &dev->d_buf[IPv6TCP_HDRLEN + NET_LL_HDRLEN(dev)];
}
#endif /* CONFIG_NET_IPv6 */
#endif /* CONFIG_NET */