169 lines
5.6 KiB
C
169 lines
5.6 KiB
C
/****************************************************************************
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* net/netdev/netdev_rxnotify.c
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*
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* Copyright (C) 2013-2015 Gregory Nutt. All 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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#if defined(CONFIG_NET) && CONFIG_NSOCKET_DESCRIPTORS > 0 && defined(CONFIG_NET_RXAVAIL)
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#include <sys/types.h>
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#include <string.h>
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#include <errno.h>
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#include <debug.h>
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#include <nuttx/net/netdev.h>
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#include <nuttx/net/ip.h>
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#include "netdev/netdev.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Global Functions
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****************************************************************************/
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/****************************************************************************
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* Function: netdev_ipv4_rxnotify
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*
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* Description:
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* Notify the device driver that forwards the IPv4 address that the
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* application waits for RX data.
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*
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* Parameters:
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* lipaddr - The local board IPv6 address of the socket
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* ripaddr - The remote IPv4 address to send the data
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*
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* Returned Value:
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* None
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*
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* Assumptions:
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* Called from normal user mode
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*
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****************************************************************************/
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#ifdef CONFIG_NET_IPv4
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#ifdef CONFIG_NET_MULTILINK
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void netdev_ipv4_rxnotify(in_addr_t lipaddr, in_addr_t ripaddr)
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#else
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void netdev_ipv4_rxnotify(in_addr_t ripaddr)
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#endif
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{
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FAR struct net_driver_s *dev;
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/* Find the device driver that serves the subnet of the remote address */
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#ifdef CONFIG_NET_MULTILINK
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dev = netdev_findby_ipv4addr(lipaddr, ripaddr);
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#else
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dev = netdev_findby_ipv4addr(ripaddr);
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#endif
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if (dev && dev->d_rxavail)
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{
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/* Notify the device driver that new RX data is available. */
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(void)dev->d_rxavail(dev);
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}
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}
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#endif /* CONFIG_NET_IPv4 */
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/****************************************************************************
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* Function: netdev_ipv6_rxnotify
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*
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* Description:
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* Notify the device driver that forwards the IPv6 address that the
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* application waits for RX data.
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*
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* Parameters:
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* lipaddr - The local board IPv6 address of the socket
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* ripaddr - The remote IPv6 address to send the data
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*
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* Returned Value:
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* None
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*
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* Assumptions:
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* Called from normal user mode
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*
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****************************************************************************/
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#ifdef CONFIG_NET_IPv6
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#ifdef CONFIG_NET_MULTILINK
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void netdev_ipv6_rxnotify(FAR const net_ipv6addr_t lipaddr,
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FAR const net_ipv6addr_t ripaddr)
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#else
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void netdev_ipv6_rxnotify(FAR const net_ipv6addr_t ripaddr)
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#endif
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{
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FAR struct net_driver_s *dev;
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/* Find the device driver that serves the subnet of the remote address */
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#ifdef CONFIG_NET_MULTILINK
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dev = netdev_findby_ipv6addr(lipaddr, ripaddr);
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#else
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dev = netdev_findby_ipv6addr(ripaddr);
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#endif
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if (dev && dev->d_rxavail)
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{
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/* Notify the device driver that new RX data is available. */
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(void)dev->d_rxavail(dev);
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}
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}
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#endif /* CONFIG_NET_IPv6 */
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#endif /* CONFIG_NET && CONFIG_NSOCKET_DESCRIPTORS && CONFIG_NET_RXAVAIL */
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