Author: adrian
Date: Fri Sep 9 04:47:48 2016
New Revision: 305638
URL: https://svnweb.freebsd.org/changeset/base/305638
Log:
[net80211] add in ToA/ToD based location mbuf tags for some experimenting.
Modified:
head/sys/net80211/ieee80211_freebsd.c
head/sys/net80211/ieee80211_freebsd.h
Modified: head/sys/net80211/ieee80211_freebsd.c
==============================================================================
--- head/sys/net80211/ieee80211_freebsd.c Fri Sep 9 04:45:25 2016
(r305637)
+++ head/sys/net80211/ieee80211_freebsd.c Fri Sep 9 04:47:48 2016
(r305638)
@@ -530,6 +530,42 @@ ieee80211_get_rx_params(struct mbuf *m,
}
/*
+ * 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
Modified: head/sys/net80211/ieee80211_freebsd.h
==============================================================================
--- head/sys/net80211/ieee80211_freebsd.h Fri Sep 9 04:45:25 2016
(r305637)
+++ head/sys/net80211/ieee80211_freebsd.h Fri Sep 9 04:47:48 2016
(r305638)
@@ -331,6 +331,8 @@ void ieee80211_process_callback(struct i
#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
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 */
/*
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