[net80211] add in ToA/ToD based location mbuf tags for some experimenting.

2 files changed, 46 insertions, 0 deletions

diff --git a/sys/net80211/ieee80211_freebsd.c b/sys/net80211/ieee80211_freebsd.c
index 0333e9b0f190..e685e1d37d60 100644
--- a/sys/net80211/ieee80211_freebsd.c
+++ b/sys/net80211/ieee80211_freebsd.c
@@ -530,6 +530,42 @@ ieee80211_get_rx_params(struct mbuf *m, struct ieee80211_rx_stats *rxs)
 }
 
 /*
+ * Add TOA parameters to the given mbuf.
+ */
+int
+ieee80211_add_toa_params(struct mbuf *m, const struct ieee80211_toa_params *p)
+{
+	struct m_tag *mtag;
+	struct ieee80211_toa_params *rp;
+
+	mtag = m_tag_alloc(MTAG_ABI_NET80211, NET80211_TAG_TOA_PARAMS,
+	    sizeof(struct ieee80211_toa_params), M_NOWAIT);
+	if (mtag == NULL)
+		return (0);
+
+	rp = (struct ieee80211_toa_params *)(mtag + 1);
+	memcpy(rp, p, sizeof(*rp));
+	m_tag_prepend(m, mtag);
+	return (1);
+}
+
+int
+ieee80211_get_toa_params(struct mbuf *m, struct ieee80211_toa_params *p)
+{
+	struct m_tag *mtag;
+	struct ieee80211_toa_params *rp;
+
+	mtag = m_tag_locate(m, MTAG_ABI_NET80211, NET80211_TAG_TOA_PARAMS,
+	    NULL);
+	if (mtag == NULL)
+		return (0);
+	rp = (struct ieee80211_toa_params *)(mtag + 1);
+	if (p != NULL)
+		memcpy(p, rp, sizeof(*p));
+	return (1);
+}
+
+/*
  * Transmit a frame to the parent interface.
  */
 int
diff --git a/sys/net80211/ieee80211_freebsd.h b/sys/net80211/ieee80211_freebsd.h
index 438ae7328730..87069c1ca9d3 100644
--- a/sys/net80211/ieee80211_freebsd.h
+++ b/sys/net80211/ieee80211_freebsd.h
@@ -331,6 +331,8 @@ void	ieee80211_process_callback(struct ieee80211_node *, struct mbuf *, int);
 
 #define	NET80211_TAG_RECV_PARAMS	2
 
+#define	NET80211_TAG_TOA_PARAMS		3
+
 struct ieee80211com;
 int	ieee80211_parent_xmitpkt(struct ieee80211com *, struct mbuf *);
 int	ieee80211_vap_xmitpkt(struct ieee80211vap *, struct mbuf *);
@@ -656,6 +658,14 @@ int	ieee80211_add_rx_params(struct mbuf *m,
 	    const struct ieee80211_rx_stats *rxs);
 int	ieee80211_get_rx_params(struct mbuf *m,
 	    struct ieee80211_rx_stats *rxs);
+
+struct ieee80211_toa_params {
+	int request_id;
+};
+int	ieee80211_add_toa_params(struct mbuf *m,
+	    const struct ieee80211_toa_params *p);
+int	ieee80211_get_toa_params(struct mbuf *m,
+	    struct ieee80211_toa_params *p);
 #endif /* _KERNEL */
 
 /*