affc32c9d1
1. Remove the unused and unimplemented ipv6_chksum declaration 2. Update NET_ARCH_CHKSUM description to align with the implementation 3. Declare all checksum function prototype regardless CONFIG_NET_ARCH_CHKSUM 4. Remove the CONFIG_NET_ARCH_CHKSUM guard for tcp_ipv[4|6]_chksum
83 lines
3.2 KiB
C
83 lines
3.2 KiB
C
/****************************************************************************
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* net/utils/net_udpchksum.c
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*
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* Copyright (C) 2007-2010, 2012, 2014-2015, 2017 Gregory Nutt. All
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* rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/net/netdev.h>
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#include "utils/utils.h"
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#ifdef CONFIG_NET_UDP
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: udp_ipv4_chksum
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*
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* Description:
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* Calculate the UDP/IPv4 checksum of the packet in d_buf and d_appdata.
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*
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****************************************************************************/
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#if defined(CONFIG_NET_UDP_CHECKSUMS) && defined(CONFIG_NET_IPv4)
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uint16_t udp_ipv4_chksum(FAR struct net_driver_s *dev)
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{
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return ipv4_upperlayer_chksum(dev, IP_PROTO_UDP);
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}
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#endif
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/****************************************************************************
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* Name: udp_ipv6_chksum
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*
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* Description:
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* Calculate the UDP/IPv6 checksum of the packet in d_buf and d_appdata.
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*
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****************************************************************************/
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#if defined(CONFIG_NET_UDP_CHECKSUMS) && defined(CONFIG_NET_IPv6)
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uint16_t udp_ipv6_chksum(FAR struct net_driver_s *dev)
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{
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return ipv6_upperlayer_chksum(dev, IP_PROTO_UDP, IPv6_HDRLEN);
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}
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#endif
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#endif /* CONFIG_NET_UDP */
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