From 439b4702f3deb575aa1d707ca42b89ba438f459d Mon Sep 17 00:00:00 2001
From: Sam Leffler <sam@FreeBSD.org>
Date: Mon, 12 Dec 2005 19:23:55 +0000
Subject: [PATCH] add mcastrate support

MFC after:	1 week
---
 sbin/ifconfig/ifconfig.8    |  8 +++++++-
 sbin/ifconfig/ifieee80211.c | 18 ++++++++++++++++++
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/sbin/ifconfig/ifconfig.8 b/sbin/ifconfig/ifconfig.8
index 70413dec7ed3..5f0853b4625f 100644
--- a/sbin/ifconfig/ifconfig.8
+++ b/sbin/ifconfig/ifconfig.8
@@ -28,7 +28,7 @@
 .\"     From: @(#)ifconfig.8	8.3 (Berkeley) 1/5/94
 .\" $FreeBSD$
 .\"
-.Dd October 1, 2005
+.Dd December 12, 2005
 .Dt IFCONFIG 8
 .Os
 .Sh NAME
@@ -674,6 +674,12 @@ for examining parameters when WME mode is disabled.
 See the description of the
 .Cm wme
 directive for information on the various parameters.
+.It Cm mcastrate Ar rate
+Set the rate for transmitting multicast/broadcast frames.
+Rates are specified as megabits/second in decimal; e.g. 5.5 for 5.5 Mb/s.
+This rate should be valid for the current operating conditions;
+if an invalid rate is specified drivers are free to chose an
+appropriate rate.
 .It Cm powersave
 Enable powersave operation.
 When operating as a client, the station will conserve power by
diff --git a/sbin/ifconfig/ifieee80211.c b/sbin/ifconfig/ifieee80211.c
index b7c6a826cb37..eece245c22b0 100644
--- a/sbin/ifconfig/ifieee80211.c
+++ b/sbin/ifconfig/ifieee80211.c
@@ -662,6 +662,12 @@ set80211pureg(const char *val, int d, int s, const struct afswtch *rafp)
 	set80211(s, IEEE80211_IOC_PUREG, d, 0, NULL);
 }
 
+static
+DECL_CMD_FUNC(set80211mcastrate, val, d)
+{
+	set80211(s, IEEE80211_IOC_MCAST_RATE, (int) 2*atof(val), 0, NULL);
+}
+
 static
 DECL_CMD_FUNC(set80211fragthreshold, val, d)
 {
@@ -1613,6 +1619,17 @@ ieee80211_status(int s)
 			LINE_CHECK("%crtsthreshold %d", spacer, ireq.i_val);
 	}
 
+	ireq.i_type = IEEE80211_IOC_MCAST_RATE;
+	if (ioctl(s, SIOCG80211, &ireq) != -1) {
+		if (ireq.i_val != 2*1 || verbose) {
+			if (ireq.i_val == 11)
+				LINE_CHECK("%cmcastrate 5.5", spacer);
+			else
+				LINE_CHECK("%cmcastrate %d", spacer,
+					ireq.i_val/2);
+		}
+	}
+
 	ireq.i_type = IEEE80211_IOC_FRAGTHRESHOLD;
 	if (ioctl(s, SIOCG80211, &ireq) != -1) {
 		if (ireq.i_val != IEEE80211_FRAG_MAX || verbose)
@@ -1913,6 +1930,7 @@ static struct cmd ieee80211_cmds[] = {
 	DEF_CMD_ARG("mac:kick",		set80211kickmac),
 	DEF_CMD("pureg",	1,	set80211pureg),
 	DEF_CMD("-pureg",	0,	set80211pureg),
+	DEF_CMD_ARG("mcastrate",	set80211mcastrate),
 	DEF_CMD_ARG("fragthreshold",	set80211fragthreshold),
 };
 static struct afswtch af_ieee80211 = {