1 /*- 2 * Copyright (c) 2010 Rui Paulo <rpaulo@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #include <sys/cdefs.h> 27 __FBSDID("$FreeBSD$"); 28 29 #include <sys/param.h> 30 #include <sys/kernel.h> 31 #include <sys/systm.h> 32 #include <sys/socket.h> 33 34 #include <net/if.h> 35 #include <net/if_media.h> 36 37 #include <net80211/ieee80211_var.h> 38 #include <net80211/ieee80211_ratectl.h> 39 40 static const struct ieee80211_ratectl *ratectls[IEEE80211_RATECTL_MAX]; 41 42 MALLOC_DEFINE(M_80211_RATECTL, "80211ratectl", "802.11 rate control"); 43 44 void 45 ieee80211_ratectl_register(int type, const struct ieee80211_ratectl *ratectl) 46 { 47 if (type >= IEEE80211_RATECTL_MAX) 48 return; 49 ratectls[type] = ratectl; 50 } 51 52 void 53 ieee80211_ratectl_unregister(int type) 54 { 55 if (type >= IEEE80211_RATECTL_MAX) 56 return; 57 ratectls[type] = NULL; 58 } 59 60 void 61 ieee80211_ratectl_set(struct ieee80211vap *vap, int type) 62 { 63 if (type >= IEEE80211_RATECTL_MAX) 64 return; 65 vap->iv_rate = ratectls[type]; 66 } 67