f5ea28e9ad
use the common one(NETLIB_SOCK_FAMILY) Change-Id: Ifc255f82f169d3bb37604c49006361a40c9933d1 Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
110 lines
3.6 KiB
C
110 lines
3.6 KiB
C
/****************************************************************************
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* netutils/netlib/netlib_setmacaddr.c
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*
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* Copyright (C) 2007-2009, 2011-2012, 2017-2018 Gregory Nutt. All rights
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* 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 <sys/socket.h>
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#include <sys/ioctl.h>
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#include <stdint.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include <netinet/in.h>
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#include <net/if.h>
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#include "netutils/netlib.h"
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#ifdef CONFIG_NET
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: netlib_setmacaddr
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*
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* Description:
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* Set the network driver MAC address
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*
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* Parameters:
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* ifname The name of the interface to use
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* macaddr MAC address to set, size must be IFHWADDRLEN
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*
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* Return:
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* 0 on success; -1 on failure
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*
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****************************************************************************/
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int netlib_setmacaddr(const char *ifname, const uint8_t *macaddr)
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{
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int ret = ERROR;
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if (ifname && macaddr)
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{
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/* Get a socket (only so that we get access to the INET subsystem) */
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int sockfd = socket(NETLIB_SOCK_FAMILY,
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NETLIB_SOCK_TYPE, NETLIB_SOCK_PROTOCOL);
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if (sockfd >= 0)
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{
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struct ifreq req;
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/* Put the driver name into the request */
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strncpy(req.ifr_name, ifname, IFNAMSIZ);
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/* Put the new MAC address into the request */
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req.ifr_hwaddr.sa_family = NETLIB_SOCK_FAMILY;
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memcpy(&req.ifr_hwaddr.sa_data, macaddr, IFHWADDRLEN);
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/* Perform the ioctl to set the MAC address */
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ret = ioctl(sockfd, SIOCSIFHWADDR, (unsigned long)&req);
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close(sockfd);
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}
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}
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return ret;
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}
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#endif /* CONFIG_NET */
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