diff options
| -rw-r--r-- | include/net/af_ieee802154.h | 1 | ||||
| -rw-r--r-- | net/ieee802154/socket.c | 17 |
2 files changed, 18 insertions, 0 deletions
diff --git a/include/net/af_ieee802154.h b/include/net/af_ieee802154.h index a5563d27a3eb..8003a9f6eb43 100644 --- a/include/net/af_ieee802154.h +++ b/include/net/af_ieee802154.h @@ -56,6 +56,7 @@ struct sockaddr_ieee802154 { #define WPAN_WANTACK 0 #define WPAN_SECURITY 1 #define WPAN_SECURITY_LEVEL 2 +#define WPAN_WANTLQI 3 #define WPAN_SECURITY_DEFAULT 0 #define WPAN_SECURITY_OFF 1 diff --git a/net/ieee802154/socket.c b/net/ieee802154/socket.c index a60658c85a9a..bc6b912603f1 100644 --- a/net/ieee802154/socket.c +++ b/net/ieee802154/socket.c @@ -25,6 +25,7 @@ #include <linux/termios.h> /* For TIOCOUTQ/INQ */ #include <linux/list.h> #include <linux/slab.h> +#include <linux/socket.h> #include <net/datalink.h> #include <net/psnap.h> #include <net/sock.h> @@ -452,6 +453,7 @@ struct dgram_sock { unsigned int bound:1; unsigned int connected:1; unsigned int want_ack:1; + unsigned int want_lqi:1; unsigned int secen:1; unsigned int secen_override:1; unsigned int seclevel:3; @@ -486,6 +488,7 @@ static int dgram_init(struct sock *sk) struct dgram_sock *ro = dgram_sk(sk); ro->want_ack = 1; + ro->want_lqi = 0; return 0; } @@ -713,6 +716,7 @@ static int dgram_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, size_t copied = 0; int err = -EOPNOTSUPP; struct sk_buff *skb; + struct dgram_sock *ro = dgram_sk(sk); DECLARE_SOCKADDR(struct sockaddr_ieee802154 *, saddr, msg->msg_name); skb = skb_recv_datagram(sk, flags, noblock, &err); @@ -744,6 +748,13 @@ static int dgram_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, *addr_len = sizeof(*saddr); } + if (ro->want_lqi) { + err = put_cmsg(msg, SOL_IEEE802154, WPAN_WANTLQI, + sizeof(uint8_t), &(mac_cb(skb)->lqi)); + if (err) + goto done; + } + if (flags & MSG_TRUNC) copied = skb->len; done: @@ -847,6 +858,9 @@ static int dgram_getsockopt(struct sock *sk, int level, int optname, case WPAN_WANTACK: val = ro->want_ack; break; + case WPAN_WANTLQI: + val = ro->want_lqi; + break; case WPAN_SECURITY: if (!ro->secen_override) val = WPAN_SECURITY_DEFAULT; @@ -892,6 +906,9 @@ static int dgram_setsockopt(struct sock *sk, int level, int optname, case WPAN_WANTACK: ro->want_ack = !!val; break; + case WPAN_WANTLQI: + ro->want_lqi = !!val; + break; case WPAN_SECURITY: if (!ns_capable(net->user_ns, CAP_NET_ADMIN) && !ns_capable(net->user_ns, CAP_NET_RAW)) { |