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net_sockif.c: add ip level s|getsockopt support in SOCK_CTRL

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some services need to configure iptables without enable TCP/UDP/ICMP/ICMPV6

Signed-off-by: zhanghongyu <zhanghongyu@xiaomi.com>
This commit is contained in:
zhanghongyu
2025-08-20 14:30:04 +08:00
committed by Xiang Xiao
parent 7662ce6d51
commit ef875f335b
1 changed files with 63 additions and 1 deletions
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net/socket/net_sockif.c
+63 -1
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@@ -49,6 +49,12 @@
static int ctrl_setup(FAR struct socket *psock);
static int ctrl_close(FAR struct socket *psock);
#ifdef CONFIG_NET_SOCKOPTS
static int ctrl_getsockopt(FAR struct socket *psock, int level, int option,
FAR void *value, FAR socklen_t *value_len);
static int ctrl_setsockopt(FAR struct socket *psock, int level, int option,
FAR const void *value, socklen_t value_len);
#endif
/****************************************************************************
* Private Data
@@ -68,7 +74,14 @@ static const struct sock_intf_s g_ctrl_sockif =
NULL, /* si_poll */
NULL, /* si_sendmsg */
NULL, /* si_recvmsg */
ctrl_close /* si_close */
ctrl_close, /* si_close */
NULL, /* si_ioctl */
NULL, /* si_socketpair */
NULL /* si_shutdown */
#ifdef CONFIG_NET_SOCKOPTS
, ctrl_getsockopt /* si_getsockopt */
, ctrl_setsockopt /* si_setsockopt */
#endif
};
static struct socket_conn_s g_ctrl_conn =
@@ -112,6 +125,55 @@ static int ctrl_close(FAR struct socket *psock)
return 0;
}
/****************************************************************************
* Name: ctrl_getsockopt / ctrl_setsockopt
*
* Description:
* Only support IPPROTO_IP and IPPROTO_IPV6.
*
****************************************************************************/
#ifdef CONFIG_NET_SOCKOPTS
static int ctrl_getsockopt(FAR struct socket *psock, int level, int option,
FAR void *value, FAR socklen_t *value_len)
{
switch (level)
{
#ifdef CONFIG_NET_IPv4
case IPPROTO_IP:/* IPv4 protocol socket options (see include/netinet/in.h) */
return ipv4_getsockopt(psock, option, value, value_len);
#endif
#ifdef CONFIG_NET_IPv6
case IPPROTO_IPV6:/* IPv6 protocol socket options (see include/netinet/in.h) */
return ipv6_getsockopt(psock, option, value, value_len);
#endif
default:
return -ENOPROTOOPT;
}
}
static int ctrl_setsockopt(FAR struct socket *psock, int level, int option,
FAR const void *value, socklen_t value_len)
{
switch (level)
{
#ifdef CONFIG_NET_IPv4
case IPPROTO_IP:/* IPv4 protocol socket options (see include/netinet/in.h) */
return ipv4_setsockopt(psock, option, value, value_len);
#endif
#ifdef CONFIG_NET_IPv6
case IPPROTO_IPV6:/* IPv6 protocol socket options (see include/netinet/in.h) */
return ipv6_setsockopt(psock, option, value, value_len);
#endif
default:
return -ENOPROTOOPT;
}
}
#endif /* CONFIG_NET_SOCKOPTS */
/****************************************************************************
* Public Functions
****************************************************************************/