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Date:      Thu, 25 Jul 2013 06:23:26 +0000 (UTC)
From:      Rui Paulo <rpaulo@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r253639 - head/sys/net80211
Message-ID:  <201307250623.r6P6NQZJ099455@svn.freebsd.org>
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Author: rpaulo
Date: Thu Jul 25 06:23:26 2013
New Revision: 253639
URL: http://svnweb.freebsd.org/changeset/base/253639

Log:
  Add ieee80211_add_{qos,wpa,rsn}() functions since they are needed by an
  OpenBSD driver that is being ported to FreeBSD.
  
  Reviewed by:	adrian

Modified:
  head/sys/net80211/ieee80211.h
  head/sys/net80211/ieee80211_output.c
  head/sys/net80211/ieee80211_proto.h

Modified: head/sys/net80211/ieee80211.h
==============================================================================
--- head/sys/net80211/ieee80211.h	Thu Jul 25 03:55:50 2013	(r253638)
+++ head/sys/net80211/ieee80211.h	Thu Jul 25 06:23:26 2013	(r253639)
@@ -711,6 +711,7 @@ enum {
 	IEEE80211_ELEMID_IBSSDFS	= 41,
 	IEEE80211_ELEMID_ERP		= 42,
 	IEEE80211_ELEMID_HTCAP		= 45,
+	IEEE80211_ELEMID_QOS		= 46,
 	IEEE80211_ELEMID_RSN		= 48,
 	IEEE80211_ELEMID_XRATES		= 50,
 	IEEE80211_ELEMID_HTINFO		= 61,

Modified: head/sys/net80211/ieee80211_output.c
==============================================================================
--- head/sys/net80211/ieee80211_output.c	Thu Jul 25 03:55:50 2013	(r253638)
+++ head/sys/net80211/ieee80211_output.c	Thu Jul 25 06:23:26 2013	(r253639)
@@ -1883,6 +1883,40 @@ ieee80211_add_countryie(uint8_t *frm, st
 	return add_appie(frm, ic->ic_countryie);
 }
 
+uint8_t *
+ieee80211_add_wpa(uint8_t *frm, const struct ieee80211vap *vap)
+{
+	if (vap->iv_flags & IEEE80211_F_WPA1 && vap->iv_wpa_ie != NULL)
+		return (add_ie(frm, vap->iv_wpa_ie));
+	else {
+		/* XXX else complain? */
+		return (frm);
+	}
+}
+
+uint8_t *
+ieee80211_add_rsn(uint8_t *frm, const struct ieee80211vap *vap)
+{
+	if (vap->iv_flags & IEEE80211_F_WPA2 && vap->iv_rsn_ie != NULL)
+		return (add_ie(frm, vap->iv_rsn_ie));
+	else {
+		/* XXX else complain? */
+		return (frm);
+	}
+}
+
+uint8_t *
+ieee80211_add_qos(uint8_t *frm, const struct ieee80211_node *ni)
+{
+	if (ni->ni_flags & IEEE80211_NODE_QOS) {
+		*frm++ = IEEE80211_ELEMID_QOS;
+		*frm++ = 1;
+		*frm++ = 0;
+	}
+
+	return (frm);
+}
+
 /*
  * Send a probe request frame with the specified ssid
  * and any optional information element data.
@@ -1951,17 +1985,9 @@ ieee80211_send_probereq(struct ieee80211
 	frm = ieee80211_add_ssid(frm, ssid, ssidlen);
 	rs = ieee80211_get_suprates(ic, ic->ic_curchan);
 	frm = ieee80211_add_rates(frm, rs);
-	if (vap->iv_flags & IEEE80211_F_WPA2) {
-		if (vap->iv_rsn_ie != NULL)
-			frm = add_ie(frm, vap->iv_rsn_ie);
-		/* XXX else complain? */
-	}
+	frm = ieee80211_add_rsn(frm, vap);
 	frm = ieee80211_add_xrates(frm, rs);
-	if (vap->iv_flags & IEEE80211_F_WPA1) {
-		if (vap->iv_wpa_ie != NULL)
-			frm = add_ie(frm, vap->iv_wpa_ie);
-		/* XXX else complain? */
-	}
+	frm = ieee80211_add_wpa(frm, vap);
 	if (vap->iv_appie_probereq != NULL)
 		frm = add_appie(frm, vap->iv_appie_probereq);
 	m->m_pkthdr.len = m->m_len = frm - mtod(m, uint8_t *);
@@ -2227,11 +2253,7 @@ ieee80211_send_mgmt(struct ieee80211_nod
 
 		frm = ieee80211_add_ssid(frm, ni->ni_essid, ni->ni_esslen);
 		frm = ieee80211_add_rates(frm, &ni->ni_rates);
-		if (vap->iv_flags & IEEE80211_F_WPA2) {
-			if (vap->iv_rsn_ie != NULL)
-				frm = add_ie(frm, vap->iv_rsn_ie);
-			/* XXX else complain? */
-		}
+		frm = ieee80211_add_rsn(frm, vap);
 		frm = ieee80211_add_xrates(frm, &ni->ni_rates);
 		if (capinfo & IEEE80211_CAPINFO_SPECTRUM_MGMT) {
 			frm = ieee80211_add_powercapability(frm,
@@ -2242,11 +2264,7 @@ ieee80211_send_mgmt(struct ieee80211_nod
 		    ni->ni_ies.htcap_ie != NULL &&
 		    ni->ni_ies.htcap_ie[0] == IEEE80211_ELEMID_HTCAP)
 			frm = ieee80211_add_htcap(frm, ni);
-		if (vap->iv_flags & IEEE80211_F_WPA1) {
-			if (vap->iv_wpa_ie != NULL)
-				frm = add_ie(frm, vap->iv_wpa_ie);
-			/* XXX else complain */
-		}
+		frm = ieee80211_add_wpa(frm, vap);
 		if ((ic->ic_flags & IEEE80211_F_WME) &&
 		    ni->ni_ies.wme_ie != NULL)
 			frm = ieee80211_add_wme_info(frm, &ic->ic_wme);
@@ -2513,11 +2531,7 @@ ieee80211_alloc_proberesp(struct ieee802
 	if (IEEE80211_IS_CHAN_ANYG(bss->ni_chan))
 		frm = ieee80211_add_erp(frm, ic);
 	frm = ieee80211_add_xrates(frm, rs);
-	if (vap->iv_flags & IEEE80211_F_WPA2) {
-		if (vap->iv_rsn_ie != NULL)
-			frm = add_ie(frm, vap->iv_rsn_ie);
-		/* XXX else complain? */
-	}
+	frm = ieee80211_add_rsn(frm, vap);
 	/*
 	 * NB: legacy 11b clients do not get certain ie's.
 	 *     The caller identifies such clients by passing
@@ -2529,11 +2543,7 @@ ieee80211_alloc_proberesp(struct ieee802
 		frm = ieee80211_add_htcap(frm, bss);
 		frm = ieee80211_add_htinfo(frm, bss);
 	}
-	if (vap->iv_flags & IEEE80211_F_WPA1) {
-		if (vap->iv_wpa_ie != NULL)
-			frm = add_ie(frm, vap->iv_wpa_ie);
-		/* XXX else complain? */
-	}
+	frm = ieee80211_add_wpa(frm, vap);
 	if (vap->iv_flags & IEEE80211_F_WME)
 		frm = ieee80211_add_wme_param(frm, &ic->ic_wme);
 	if (IEEE80211_IS_CHAN_HT(bss->ni_chan) &&
@@ -2831,21 +2841,13 @@ ieee80211_beacon_construct(struct mbuf *
 		frm = ieee80211_add_erp(frm, ic);
 	}
 	frm = ieee80211_add_xrates(frm, rs);
-	if (vap->iv_flags & IEEE80211_F_WPA2) {
-		if (vap->iv_rsn_ie != NULL)
-			frm = add_ie(frm, vap->iv_rsn_ie);
-		/* XXX else complain */
-	}
+	frm = ieee80211_add_rsn(frm, vap);
 	if (IEEE80211_IS_CHAN_HT(ni->ni_chan)) {
 		frm = ieee80211_add_htcap(frm, ni);
 		bo->bo_htinfo = frm;
 		frm = ieee80211_add_htinfo(frm, ni);
 	}
-	if (vap->iv_flags & IEEE80211_F_WPA1) {
-		if (vap->iv_wpa_ie != NULL)
-			frm = add_ie(frm, vap->iv_wpa_ie);
-		/* XXX else complain */
-	}
+	frm = ieee80211_add_wpa(frm, vap);
 	if (vap->iv_flags & IEEE80211_F_WME) {
 		bo->bo_wme = frm;
 		frm = ieee80211_add_wme_param(frm, &ic->ic_wme);

Modified: head/sys/net80211/ieee80211_proto.h
==============================================================================
--- head/sys/net80211/ieee80211_proto.h	Thu Jul 25 03:55:50 2013	(r253638)
+++ head/sys/net80211/ieee80211_proto.h	Thu Jul 25 06:23:26 2013	(r253639)
@@ -136,6 +136,9 @@ struct mbuf *ieee80211_alloc_cts(struct 
 
 uint8_t *ieee80211_add_rates(uint8_t *, const struct ieee80211_rateset *);
 uint8_t *ieee80211_add_xrates(uint8_t *, const struct ieee80211_rateset *);
+uint8_t *ieee80211_add_wpa(uint8_t *, const struct ieee80211vap *);
+uint8_t *ieee80211_add_rsn(uint8_t *, const struct ieee80211vap *);
+uint8_t *ieee80211_add_qos(uint8_t *, const struct ieee80211_node *);
 uint16_t ieee80211_getcapinfo(struct ieee80211vap *,
 		struct ieee80211_channel *);

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