^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * cfg80211 wext compat for managed mode.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright 2009 Johannes Berg <johannes@sipsolutions.net>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (C) 2009 Intel Corporation. All rights reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/export.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/etherdevice.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/if_arp.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <net/cfg80211.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <net/cfg80211-wext.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include "wext-compat.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include "nl80211.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) struct wireless_dev *wdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) struct cfg80211_cached_keys *ck = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) const u8 *prev_bssid = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) int err, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) ASSERT_RTNL();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) ASSERT_WDEV_LOCK(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) if (!netif_running(wdev->netdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) wdev->wext.connect.ie = wdev->wext.ie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) wdev->wext.connect.ie_len = wdev->wext.ie_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) /* Use default background scan period */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) wdev->wext.connect.bg_scan_period = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) if (wdev->wext.keys) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) wdev->wext.keys->def = wdev->wext.default_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) if (wdev->wext.default_key != -1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) wdev->wext.connect.privacy = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) if (!wdev->wext.connect.ssid_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) if (wdev->wext.keys && wdev->wext.keys->def != -1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) ck = kmemdup(wdev->wext.keys, sizeof(*ck), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) if (!ck)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) for (i = 0; i < CFG80211_MAX_WEP_KEYS; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) ck->params[i].key = ck->data[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) if (wdev->wext.prev_bssid_valid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) prev_bssid = wdev->wext.prev_bssid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) err = cfg80211_connect(rdev, wdev->netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) &wdev->wext.connect, ck, prev_bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) kfree_sensitive(ck);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) int cfg80211_mgd_wext_siwfreq(struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) struct iw_request_info *info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) struct iw_freq *wextfreq, char *extra)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) struct wireless_dev *wdev = dev->ieee80211_ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) struct ieee80211_channel *chan = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) int err, freq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) /* call only for station! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) freq = cfg80211_wext_freq(wextfreq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) if (freq < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) return freq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) if (freq) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) chan = ieee80211_get_channel(wdev->wiphy, freq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) if (!chan)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) if (chan->flags & IEEE80211_CHAN_DISABLED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) wdev_lock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) if (wdev->conn) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) bool event = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) if (wdev->wext.connect.channel == chan) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) /* if SSID set, we'll try right again, avoid event */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) if (wdev->wext.connect.ssid_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) event = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) err = cfg80211_disconnect(rdev, dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) WLAN_REASON_DEAUTH_LEAVING, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) wdev->wext.connect.channel = chan;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) err = cfg80211_mgd_wext_connect(rdev, wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) wdev_unlock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) int cfg80211_mgd_wext_giwfreq(struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) struct iw_request_info *info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) struct iw_freq *freq, char *extra)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) struct wireless_dev *wdev = dev->ieee80211_ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) struct ieee80211_channel *chan = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) /* call only for station! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) wdev_lock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) if (wdev->current_bss)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) chan = wdev->current_bss->pub.channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) else if (wdev->wext.connect.channel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) chan = wdev->wext.connect.channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) wdev_unlock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) if (chan) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) freq->m = chan->center_freq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) freq->e = 6;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) /* no channel if not joining */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) int cfg80211_mgd_wext_siwessid(struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) struct iw_request_info *info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) struct iw_point *data, char *ssid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) struct wireless_dev *wdev = dev->ieee80211_ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) size_t len = data->length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) /* call only for station! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) if (!data->flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) /* iwconfig uses nul termination in SSID.. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) if (len > 0 && ssid[len - 1] == '\0')
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) len--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) wdev_lock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) if (wdev->conn) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) bool event = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) if (wdev->wext.connect.ssid && len &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) len == wdev->wext.connect.ssid_len &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) memcmp(wdev->wext.connect.ssid, ssid, len) == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) /* if SSID set now, we'll try to connect, avoid event */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) if (len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) event = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) err = cfg80211_disconnect(rdev, dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) WLAN_REASON_DEAUTH_LEAVING, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) wdev->wext.prev_bssid_valid = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) wdev->wext.connect.ssid = wdev->wext.ssid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) memcpy(wdev->wext.ssid, ssid, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) wdev->wext.connect.ssid_len = len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) wdev->wext.connect.crypto.control_port = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) wdev->wext.connect.crypto.control_port_ethertype =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) cpu_to_be16(ETH_P_PAE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) err = cfg80211_mgd_wext_connect(rdev, wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) wdev_unlock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) int cfg80211_mgd_wext_giwessid(struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) struct iw_request_info *info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) struct iw_point *data, char *ssid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) struct wireless_dev *wdev = dev->ieee80211_ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) /* call only for station! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) data->flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) wdev_lock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) if (wdev->current_bss) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) const u8 *ie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) rcu_read_lock();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) ie = ieee80211_bss_get_ie(&wdev->current_bss->pub,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) WLAN_EID_SSID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) if (ie) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) data->flags = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) data->length = ie[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) if (data->length > IW_ESSID_MAX_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) memcpy(ssid, ie + 2, data->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) rcu_read_unlock();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) } else if (wdev->wext.connect.ssid && wdev->wext.connect.ssid_len) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) data->flags = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) data->length = wdev->wext.connect.ssid_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) memcpy(ssid, wdev->wext.connect.ssid, data->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) wdev_unlock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) int cfg80211_mgd_wext_siwap(struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) struct iw_request_info *info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) struct sockaddr *ap_addr, char *extra)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) struct wireless_dev *wdev = dev->ieee80211_ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) u8 *bssid = ap_addr->sa_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) /* call only for station! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) if (ap_addr->sa_family != ARPHRD_ETHER)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) /* automatic mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) if (is_zero_ether_addr(bssid) || is_broadcast_ether_addr(bssid))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) bssid = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) wdev_lock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) if (wdev->conn) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) /* both automatic */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) if (!bssid && !wdev->wext.connect.bssid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) /* fixed already - and no change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) if (wdev->wext.connect.bssid && bssid &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) ether_addr_equal(bssid, wdev->wext.connect.bssid))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) err = cfg80211_disconnect(rdev, dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) WLAN_REASON_DEAUTH_LEAVING, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) if (bssid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) memcpy(wdev->wext.bssid, bssid, ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) wdev->wext.connect.bssid = wdev->wext.bssid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) wdev->wext.connect.bssid = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) err = cfg80211_mgd_wext_connect(rdev, wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) wdev_unlock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) int cfg80211_mgd_wext_giwap(struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) struct iw_request_info *info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) struct sockaddr *ap_addr, char *extra)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) struct wireless_dev *wdev = dev->ieee80211_ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) /* call only for station! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) ap_addr->sa_family = ARPHRD_ETHER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) wdev_lock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) if (wdev->current_bss)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) memcpy(ap_addr->sa_data, wdev->current_bss->pub.bssid, ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) eth_zero_addr(ap_addr->sa_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) wdev_unlock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) int cfg80211_wext_siwgenie(struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) struct iw_request_info *info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) struct iw_point *data, char *extra)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) struct wireless_dev *wdev = dev->ieee80211_ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) u8 *ie = extra;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) int ie_len = data->length, err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) if (wdev->iftype != NL80211_IFTYPE_STATION)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) return -EOPNOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) if (!ie_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) ie = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) wdev_lock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) /* no change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) if (wdev->wext.ie_len == ie_len &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) memcmp(wdev->wext.ie, ie, ie_len) == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) if (ie_len) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) ie = kmemdup(extra, ie_len, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) if (!ie) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) err = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) ie = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) kfree(wdev->wext.ie);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) wdev->wext.ie = ie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) wdev->wext.ie_len = ie_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) if (wdev->conn) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) err = cfg80211_disconnect(rdev, dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) WLAN_REASON_DEAUTH_LEAVING, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) /* userspace better not think we'll reconnect */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) wdev_unlock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) int cfg80211_wext_siwmlme(struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) struct iw_request_info *info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) struct iw_point *data, char *extra)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) struct wireless_dev *wdev = dev->ieee80211_ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) struct iw_mlme *mlme = (struct iw_mlme *)extra;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) struct cfg80211_registered_device *rdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) if (!wdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) return -EOPNOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) rdev = wiphy_to_rdev(wdev->wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) if (wdev->iftype != NL80211_IFTYPE_STATION)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) if (mlme->addr.sa_family != ARPHRD_ETHER)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) wdev_lock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) switch (mlme->cmd) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) case IW_MLME_DEAUTH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) case IW_MLME_DISASSOC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) err = cfg80211_disconnect(rdev, dev, mlme->reason_code, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) err = -EOPNOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) wdev_unlock(wdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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