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fixed 4ecc473 from https://gitee.com/life-liu/kernel_liteos_a/pulls/659 

feat: add option SIOCGIFBRDADDR for ioctl

add option SIOCGIFBRDADDR for ioctl

close: #I4DNRF

Signed-off-by: liujiandong <liujiandong1@huawei.com>
This commit is contained in:
YOUR_NAME 2021-10-13 11:35:18 +08:00 committed by 刘建东
parent 9ac04e886a
commit 6b54224726
1 changed files with 27 additions and 0 deletions
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27
net/lwip-2.1/porting/src/sockets.c
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@ -1174,6 +1174,25 @@ static u8_t lwip_ioctl_internal_SIOCGIFMTU(struct ifreq *ifr)
}
}
static u8_t lwip_ioctl_internal_SIOCGIFBRDADDR(struct ifreq *ifr)
{
struct netif *netif = NULL;
struct sockaddr_in *sock_in = NULL;
/* get netif subnet broadcast addr */
netif = netif_find(ifr->ifr_name);
if (netif == NULL) {
return ENODEV;
}
if (ip4_addr_isany_val(*(ip_2_ip4(&netif->netmask)))) {
return ENXIO;
}
sock_in = (struct sockaddr_in *)&ifr->ifr_addr;
sock_in->sin_family = AF_INET;
sock_in->sin_addr.s_addr = (ip_2_ip4(&((netif)->ip_addr))->addr | ~(ip_2_ip4(&netif->netmask)->addr));
return 0;
}
#endif /* LWIP_IOCTL_IF */
#if LWIP_NETIF_ETHTOOL
@ -1436,6 +1455,13 @@ static u8_t lwip_ioctl_impl(const struct lwip_sock *sock, long cmd, void *argp)
case SIOCSIFMTU:
err = lwip_ioctl_internal_SIOCSIFMTU(ifr);
break;
case SIOCGIFBRDADDR:
if (is_ipv6 != 0) {
err = EINVAL;
} else {
err = lwip_ioctl_internal_SIOCGIFBRDADDR(ifr);
}
break;
#endif /* LWIP_IOCTL_IF */
#if LWIP_NETIF_ETHTOOL
case SIOCETHTOOL:
@ -1549,6 +1575,7 @@ int socks_ioctl(int sockfd, long cmd, void *argp)
case SIOCGIFMTU:
case SIOCSIFMTU:
case SIOCETHTOOL:
case SIOCGIFBRDADDR:
nbytes = sizeof(struct ifreq);
break;
default: