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Date:      Fri, 9 Sep 2016 04:47:48 +0000 (UTC)
From:      Adrian Chadd <adrian@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r305638 - head/sys/net80211
Message-ID:  <201609090447.u894lmsw098437@repo.freebsd.org>
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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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