Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 1 | /* Copyright (C) 2006, Red Hat, Inc. */ |
| 2 | |
| 3 | #include <linux/bitops.h> |
| 4 | #include <net/ieee80211.h> |
Dan Williams | 3cf20931 | 2007-05-25 17:28:30 -0400 | [diff] [blame] | 5 | #include <linux/etherdevice.h> |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 6 | |
| 7 | #include "assoc.h" |
| 8 | #include "join.h" |
| 9 | #include "decl.h" |
| 10 | #include "hostcmd.h" |
| 11 | #include "host.h" |
Dan Williams | 2dd4b26 | 2007-12-11 16:54:15 -0500 | [diff] [blame] | 12 | #include "cmd.h" |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 13 | |
| 14 | |
Ihar Hrachyshka | 5a6e043 | 2008-01-25 14:15:00 +0100 | [diff] [blame] | 15 | static const u8 bssid_any[ETH_ALEN] __attribute__ ((aligned (2))) = |
| 16 | { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; |
| 17 | static const u8 bssid_off[ETH_ALEN] __attribute__ ((aligned (2))) = |
| 18 | { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 19 | |
Dan Williams | e76850d | 2007-05-25 17:09:41 -0400 | [diff] [blame] | 20 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 21 | static int assoc_helper_essid(struct lbs_private *priv, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 22 | struct assoc_request * assoc_req) |
| 23 | { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 24 | int ret = 0; |
Dan Williams | fcdb53d | 2007-05-25 16:15:56 -0400 | [diff] [blame] | 25 | struct bss_descriptor * bss; |
Dan Williams | aeea0ab | 2007-05-25 22:30:48 -0400 | [diff] [blame] | 26 | int channel = -1; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 27 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 28 | lbs_deb_enter(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 29 | |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 30 | /* FIXME: take channel into account when picking SSIDs if a channel |
| 31 | * is set. |
| 32 | */ |
| 33 | |
Dan Williams | aeea0ab | 2007-05-25 22:30:48 -0400 | [diff] [blame] | 34 | if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) |
| 35 | channel = assoc_req->channel; |
| 36 | |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 37 | lbs_deb_assoc("SSID '%s' requested\n", |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 38 | escape_essid(assoc_req->ssid, assoc_req->ssid_len)); |
Dan Williams | 0dc5a29 | 2007-05-10 22:58:02 -0400 | [diff] [blame] | 39 | if (assoc_req->mode == IW_MODE_INFRA) { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 40 | lbs_send_specific_ssid_scan(priv, assoc_req->ssid, |
Holger Schurig | 6e22a85 | 2007-08-02 13:05:32 -0400 | [diff] [blame] | 41 | assoc_req->ssid_len, 0); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 42 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 43 | bss = lbs_find_ssid_in_list(priv, assoc_req->ssid, |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 44 | assoc_req->ssid_len, NULL, IW_MODE_INFRA, channel); |
Dan Williams | fcdb53d | 2007-05-25 16:15:56 -0400 | [diff] [blame] | 45 | if (bss != NULL) { |
Dan Williams | e76850d | 2007-05-25 17:09:41 -0400 | [diff] [blame] | 46 | memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 47 | ret = lbs_associate(priv, assoc_req); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 48 | } else { |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 49 | lbs_deb_assoc("SSID not found; cannot associate\n"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 50 | } |
Dan Williams | 0dc5a29 | 2007-05-10 22:58:02 -0400 | [diff] [blame] | 51 | } else if (assoc_req->mode == IW_MODE_ADHOC) { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 52 | /* Scan for the network, do not save previous results. Stale |
| 53 | * scan data will cause us to join a non-existant adhoc network |
| 54 | */ |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 55 | lbs_send_specific_ssid_scan(priv, assoc_req->ssid, |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 56 | assoc_req->ssid_len, 1); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 57 | |
| 58 | /* Search for the requested SSID in the scan table */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 59 | bss = lbs_find_ssid_in_list(priv, assoc_req->ssid, |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 60 | assoc_req->ssid_len, NULL, IW_MODE_ADHOC, channel); |
Dan Williams | fcdb53d | 2007-05-25 16:15:56 -0400 | [diff] [blame] | 61 | if (bss != NULL) { |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 62 | lbs_deb_assoc("SSID found, will join\n"); |
Dan Williams | e76850d | 2007-05-25 17:09:41 -0400 | [diff] [blame] | 63 | memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 64 | lbs_join_adhoc_network(priv, assoc_req); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 65 | } else { |
| 66 | /* else send START command */ |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 67 | lbs_deb_assoc("SSID not found, creating adhoc network\n"); |
Dan Williams | e76850d | 2007-05-25 17:09:41 -0400 | [diff] [blame] | 68 | memcpy(&assoc_req->bss.ssid, &assoc_req->ssid, |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 69 | IW_ESSID_MAX_SIZE); |
| 70 | assoc_req->bss.ssid_len = assoc_req->ssid_len; |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 71 | lbs_start_adhoc_network(priv, assoc_req); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 72 | } |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 73 | } |
| 74 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 75 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 76 | return ret; |
| 77 | } |
| 78 | |
| 79 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 80 | static int assoc_helper_bssid(struct lbs_private *priv, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 81 | struct assoc_request * assoc_req) |
| 82 | { |
Dan Williams | fcdb53d | 2007-05-25 16:15:56 -0400 | [diff] [blame] | 83 | int ret = 0; |
| 84 | struct bss_descriptor * bss; |
Joe Perches | 0795af5 | 2007-10-03 17:59:30 -0700 | [diff] [blame] | 85 | DECLARE_MAC_BUF(mac); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 86 | |
Joe Perches | 0795af5 | 2007-10-03 17:59:30 -0700 | [diff] [blame] | 87 | lbs_deb_enter_args(LBS_DEB_ASSOC, "BSSID %s", |
| 88 | print_mac(mac, assoc_req->bssid)); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 89 | |
| 90 | /* Search for index position in list for requested MAC */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 91 | bss = lbs_find_bssid_in_list(priv, assoc_req->bssid, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 92 | assoc_req->mode); |
Dan Williams | fcdb53d | 2007-05-25 16:15:56 -0400 | [diff] [blame] | 93 | if (bss == NULL) { |
Joe Perches | 0795af5 | 2007-10-03 17:59:30 -0700 | [diff] [blame] | 94 | lbs_deb_assoc("ASSOC: WAP: BSSID %s not found, " |
| 95 | "cannot associate.\n", print_mac(mac, assoc_req->bssid)); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 96 | goto out; |
| 97 | } |
| 98 | |
Dan Williams | e76850d | 2007-05-25 17:09:41 -0400 | [diff] [blame] | 99 | memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); |
Dan Williams | 0dc5a29 | 2007-05-10 22:58:02 -0400 | [diff] [blame] | 100 | if (assoc_req->mode == IW_MODE_INFRA) { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 101 | ret = lbs_associate(priv, assoc_req); |
| 102 | lbs_deb_assoc("ASSOC: lbs_associate(bssid) returned %d\n", ret); |
Dan Williams | 0dc5a29 | 2007-05-10 22:58:02 -0400 | [diff] [blame] | 103 | } else if (assoc_req->mode == IW_MODE_ADHOC) { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 104 | lbs_join_adhoc_network(priv, assoc_req); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 105 | } |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 106 | |
| 107 | out: |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 108 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 109 | return ret; |
| 110 | } |
| 111 | |
| 112 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 113 | static int assoc_helper_associate(struct lbs_private *priv, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 114 | struct assoc_request * assoc_req) |
| 115 | { |
| 116 | int ret = 0, done = 0; |
| 117 | |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 118 | lbs_deb_enter(LBS_DEB_ASSOC); |
| 119 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 120 | /* If we're given and 'any' BSSID, try associating based on SSID */ |
| 121 | |
| 122 | if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { |
Dan Williams | 3cf20931 | 2007-05-25 17:28:30 -0400 | [diff] [blame] | 123 | if (compare_ether_addr(bssid_any, assoc_req->bssid) |
| 124 | && compare_ether_addr(bssid_off, assoc_req->bssid)) { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 125 | ret = assoc_helper_bssid(priv, assoc_req); |
| 126 | done = 1; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 127 | } |
| 128 | } |
| 129 | |
| 130 | if (!done && test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { |
| 131 | ret = assoc_helper_essid(priv, assoc_req); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 132 | } |
| 133 | |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 134 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 135 | return ret; |
| 136 | } |
| 137 | |
| 138 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 139 | static int assoc_helper_mode(struct lbs_private *priv, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 140 | struct assoc_request * assoc_req) |
| 141 | { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 142 | int ret = 0; |
| 143 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 144 | lbs_deb_enter(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 145 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 146 | if (assoc_req->mode == priv->mode) |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 147 | goto done; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 148 | |
Dan Williams | 0dc5a29 | 2007-05-10 22:58:02 -0400 | [diff] [blame] | 149 | if (assoc_req->mode == IW_MODE_INFRA) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 150 | if (priv->psstate != PS_STATE_FULL_POWER) |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 151 | lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 152 | priv->psmode = LBS802_11POWERMODECAM; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 153 | } |
| 154 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 155 | priv->mode = assoc_req->mode; |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 156 | ret = lbs_prepare_and_send_command(priv, |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 157 | CMD_802_11_SNMP_MIB, |
| 158 | 0, CMD_OPTION_WAITFORRSP, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 159 | OID_802_11_INFRASTRUCTURE_MODE, |
David Woodhouse | 981f187 | 2007-05-25 23:36:54 -0400 | [diff] [blame] | 160 | /* Shoot me now */ (void *) (size_t) assoc_req->mode); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 161 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 162 | done: |
| 163 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 164 | return ret; |
| 165 | } |
| 166 | |
| 167 | |
David Woodhouse | 9f46257 | 2007-12-12 22:50:21 -0500 | [diff] [blame] | 168 | int lbs_update_channel(struct lbs_private *priv) |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 169 | { |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 170 | int ret; |
Dan Williams | 2dd4b26 | 2007-12-11 16:54:15 -0500 | [diff] [blame] | 171 | |
David Woodhouse | d1a469f | 2007-12-16 17:21:00 -0500 | [diff] [blame] | 172 | /* the channel in f/w could be out of sync; get the current channel */ |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 173 | lbs_deb_enter(LBS_DEB_ASSOC); |
Dan Williams | 2dd4b26 | 2007-12-11 16:54:15 -0500 | [diff] [blame] | 174 | |
| 175 | ret = lbs_get_channel(priv); |
David Woodhouse | d1a469f | 2007-12-16 17:21:00 -0500 | [diff] [blame] | 176 | if (ret > 0) { |
| 177 | priv->curbssparams.channel = ret; |
| 178 | ret = 0; |
| 179 | } |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 180 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
| 181 | return ret; |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 182 | } |
| 183 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 184 | static int assoc_helper_channel(struct lbs_private *priv, |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 185 | struct assoc_request * assoc_req) |
| 186 | { |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 187 | int ret = 0; |
| 188 | |
| 189 | lbs_deb_enter(LBS_DEB_ASSOC); |
| 190 | |
David Woodhouse | 9f46257 | 2007-12-12 22:50:21 -0500 | [diff] [blame] | 191 | ret = lbs_update_channel(priv); |
David Woodhouse | d1a469f | 2007-12-16 17:21:00 -0500 | [diff] [blame] | 192 | if (ret) { |
David Woodhouse | 23d36ee | 2007-12-12 00:14:21 -0500 | [diff] [blame] | 193 | lbs_deb_assoc("ASSOC: channel: error getting channel.\n"); |
David Woodhouse | d1a469f | 2007-12-16 17:21:00 -0500 | [diff] [blame] | 194 | goto done; |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 195 | } |
| 196 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 197 | if (assoc_req->channel == priv->curbssparams.channel) |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 198 | goto done; |
| 199 | |
David Woodhouse | 8642f1f | 2007-12-11 20:03:01 -0500 | [diff] [blame] | 200 | if (priv->mesh_dev) { |
David Woodhouse | 8606213 | 2007-12-13 00:32:36 -0500 | [diff] [blame] | 201 | /* Change mesh channel first; 21.p21 firmware won't let |
| 202 | you change channel otherwise (even though it'll return |
| 203 | an error to this */ |
| 204 | lbs_mesh_config(priv, 0, assoc_req->channel); |
David Woodhouse | 8642f1f | 2007-12-11 20:03:01 -0500 | [diff] [blame] | 205 | } |
| 206 | |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 207 | lbs_deb_assoc("ASSOC: channel: %d -> %d\n", |
David Woodhouse | 8606213 | 2007-12-13 00:32:36 -0500 | [diff] [blame] | 208 | priv->curbssparams.channel, assoc_req->channel); |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 209 | |
Dan Williams | 2dd4b26 | 2007-12-11 16:54:15 -0500 | [diff] [blame] | 210 | ret = lbs_set_channel(priv, assoc_req->channel); |
| 211 | if (ret < 0) |
David Woodhouse | 23d36ee | 2007-12-12 00:14:21 -0500 | [diff] [blame] | 212 | lbs_deb_assoc("ASSOC: channel: error setting channel.\n"); |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 213 | |
Dan Williams | 2dd4b26 | 2007-12-11 16:54:15 -0500 | [diff] [blame] | 214 | /* FIXME: shouldn't need to grab the channel _again_ after setting |
| 215 | * it since the firmware is supposed to return the new channel, but |
| 216 | * whatever... */ |
David Woodhouse | 9f46257 | 2007-12-12 22:50:21 -0500 | [diff] [blame] | 217 | ret = lbs_update_channel(priv); |
David Woodhouse | d1a469f | 2007-12-16 17:21:00 -0500 | [diff] [blame] | 218 | if (ret) { |
David Woodhouse | 23d36ee | 2007-12-12 00:14:21 -0500 | [diff] [blame] | 219 | lbs_deb_assoc("ASSOC: channel: error getting channel.\n"); |
David Woodhouse | d1a469f | 2007-12-16 17:21:00 -0500 | [diff] [blame] | 220 | goto done; |
| 221 | } |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 222 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 223 | if (assoc_req->channel != priv->curbssparams.channel) { |
David Woodhouse | 88ae291 | 2007-12-11 19:57:05 -0500 | [diff] [blame] | 224 | lbs_deb_assoc("ASSOC: channel: failed to update channel to %d\n", |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 225 | assoc_req->channel); |
David Woodhouse | 8642f1f | 2007-12-11 20:03:01 -0500 | [diff] [blame] | 226 | goto restore_mesh; |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 227 | } |
| 228 | |
| 229 | if ( assoc_req->secinfo.wep_enabled |
| 230 | && (assoc_req->wep_keys[0].len |
| 231 | || assoc_req->wep_keys[1].len |
| 232 | || assoc_req->wep_keys[2].len |
| 233 | || assoc_req->wep_keys[3].len)) { |
| 234 | /* Make sure WEP keys are re-sent to firmware */ |
| 235 | set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); |
| 236 | } |
| 237 | |
| 238 | /* Must restart/rejoin adhoc networks after channel change */ |
David Woodhouse | 23d36ee | 2007-12-12 00:14:21 -0500 | [diff] [blame] | 239 | set_bit(ASSOC_FLAG_SSID, &assoc_req->flags); |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 240 | |
David Woodhouse | 8642f1f | 2007-12-11 20:03:01 -0500 | [diff] [blame] | 241 | restore_mesh: |
| 242 | if (priv->mesh_dev) |
David Woodhouse | 8606213 | 2007-12-13 00:32:36 -0500 | [diff] [blame] | 243 | lbs_mesh_config(priv, 1, priv->curbssparams.channel); |
David Woodhouse | 8642f1f | 2007-12-11 20:03:01 -0500 | [diff] [blame] | 244 | |
| 245 | done: |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 246 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
| 247 | return ret; |
| 248 | } |
| 249 | |
| 250 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 251 | static int assoc_helper_wep_keys(struct lbs_private *priv, |
David Woodhouse | f70dd45 | 2007-12-18 00:18:05 -0500 | [diff] [blame] | 252 | struct assoc_request *assoc_req) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 253 | { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 254 | int i; |
| 255 | int ret = 0; |
| 256 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 257 | lbs_deb_enter(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 258 | |
| 259 | /* Set or remove WEP keys */ |
David Woodhouse | f70dd45 | 2007-12-18 00:18:05 -0500 | [diff] [blame] | 260 | if (assoc_req->wep_keys[0].len || assoc_req->wep_keys[1].len || |
| 261 | assoc_req->wep_keys[2].len || assoc_req->wep_keys[3].len) |
| 262 | ret = lbs_cmd_802_11_set_wep(priv, CMD_ACT_ADD, assoc_req); |
| 263 | else |
| 264 | ret = lbs_cmd_802_11_set_wep(priv, CMD_ACT_REMOVE, assoc_req); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 265 | |
| 266 | if (ret) |
| 267 | goto out; |
| 268 | |
| 269 | /* enable/disable the MAC's WEP packet filter */ |
Dan Williams | 889c05b | 2007-05-10 22:57:23 -0400 | [diff] [blame] | 270 | if (assoc_req->secinfo.wep_enabled) |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 271 | priv->currentpacketfilter |= CMD_ACT_MAC_WEP_ENABLE; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 272 | else |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 273 | priv->currentpacketfilter &= ~CMD_ACT_MAC_WEP_ENABLE; |
David Woodhouse | f70dd45 | 2007-12-18 00:18:05 -0500 | [diff] [blame] | 274 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 275 | ret = lbs_set_mac_packet_filter(priv); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 276 | if (ret) |
| 277 | goto out; |
| 278 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 279 | mutex_lock(&priv->lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 280 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 281 | /* Copy WEP keys into priv wep key fields */ |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 282 | for (i = 0; i < 4; i++) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 283 | memcpy(&priv->wep_keys[i], &assoc_req->wep_keys[i], |
David Woodhouse | f70dd45 | 2007-12-18 00:18:05 -0500 | [diff] [blame] | 284 | sizeof(struct enc_key)); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 285 | } |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 286 | priv->wep_tx_keyidx = assoc_req->wep_tx_keyidx; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 287 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 288 | mutex_unlock(&priv->lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 289 | |
| 290 | out: |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 291 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 292 | return ret; |
| 293 | } |
| 294 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 295 | static int assoc_helper_secinfo(struct lbs_private *priv, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 296 | struct assoc_request * assoc_req) |
| 297 | { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 298 | int ret = 0; |
David Woodhouse | 4f59abf | 2007-12-18 00:47:17 -0500 | [diff] [blame] | 299 | uint16_t do_wpa; |
| 300 | uint16_t rsn = 0; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 301 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 302 | lbs_deb_enter(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 303 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 304 | memcpy(&priv->secinfo, &assoc_req->secinfo, |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 305 | sizeof(struct lbs_802_11_security)); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 306 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 307 | ret = lbs_set_mac_packet_filter(priv); |
Dan Williams | 90a4221 | 2007-05-25 23:01:24 -0400 | [diff] [blame] | 308 | if (ret) |
| 309 | goto out; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 310 | |
Dan Williams | 18c96c34 | 2007-06-18 12:01:12 -0400 | [diff] [blame] | 311 | /* If RSN is already enabled, don't try to enable it again, since |
| 312 | * ENABLE_RSN resets internal state machines and will clobber the |
| 313 | * 4-way WPA handshake. |
| 314 | */ |
| 315 | |
| 316 | /* Get RSN enabled/disabled */ |
David Woodhouse | 4f59abf | 2007-12-18 00:47:17 -0500 | [diff] [blame] | 317 | ret = lbs_cmd_802_11_enable_rsn(priv, CMD_ACT_GET, &rsn); |
Dan Williams | 18c96c34 | 2007-06-18 12:01:12 -0400 | [diff] [blame] | 318 | if (ret) { |
David Woodhouse | 23d36ee | 2007-12-12 00:14:21 -0500 | [diff] [blame] | 319 | lbs_deb_assoc("Failed to get RSN status: %d\n", ret); |
Dan Williams | 18c96c34 | 2007-06-18 12:01:12 -0400 | [diff] [blame] | 320 | goto out; |
| 321 | } |
| 322 | |
| 323 | /* Don't re-enable RSN if it's already enabled */ |
David Woodhouse | 4f59abf | 2007-12-18 00:47:17 -0500 | [diff] [blame] | 324 | do_wpa = assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled; |
Dan Williams | 18c96c34 | 2007-06-18 12:01:12 -0400 | [diff] [blame] | 325 | if (do_wpa == rsn) |
| 326 | goto out; |
| 327 | |
| 328 | /* Set RSN enabled/disabled */ |
David Woodhouse | 4f59abf | 2007-12-18 00:47:17 -0500 | [diff] [blame] | 329 | ret = lbs_cmd_802_11_enable_rsn(priv, CMD_ACT_SET, &do_wpa); |
Dan Williams | 90a4221 | 2007-05-25 23:01:24 -0400 | [diff] [blame] | 330 | |
| 331 | out: |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 332 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 333 | return ret; |
| 334 | } |
| 335 | |
| 336 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 337 | static int assoc_helper_wpa_keys(struct lbs_private *priv, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 338 | struct assoc_request * assoc_req) |
| 339 | { |
| 340 | int ret = 0; |
Dan Williams | 2bcde51 | 2007-10-03 10:37:45 -0400 | [diff] [blame] | 341 | unsigned int flags = assoc_req->flags; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 342 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 343 | lbs_deb_enter(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 344 | |
Dan Williams | 2bcde51 | 2007-10-03 10:37:45 -0400 | [diff] [blame] | 345 | /* Work around older firmware bug where WPA unicast and multicast |
| 346 | * keys must be set independently. Seen in SDIO parts with firmware |
| 347 | * version 5.0.11p0. |
| 348 | */ |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 349 | |
Dan Williams | 2bcde51 | 2007-10-03 10:37:45 -0400 | [diff] [blame] | 350 | if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { |
| 351 | clear_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); |
David Woodhouse | 9e1228d | 2008-03-03 12:15:39 +0100 | [diff] [blame^] | 352 | ret = lbs_cmd_802_11_key_material(priv, CMD_ACT_SET, assoc_req); |
Dan Williams | 2bcde51 | 2007-10-03 10:37:45 -0400 | [diff] [blame] | 353 | assoc_req->flags = flags; |
| 354 | } |
| 355 | |
| 356 | if (ret) |
| 357 | goto out; |
| 358 | |
| 359 | if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) { |
| 360 | clear_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); |
| 361 | |
David Woodhouse | 9e1228d | 2008-03-03 12:15:39 +0100 | [diff] [blame^] | 362 | ret = lbs_cmd_802_11_key_material(priv, CMD_ACT_SET, assoc_req); |
Dan Williams | 2bcde51 | 2007-10-03 10:37:45 -0400 | [diff] [blame] | 363 | assoc_req->flags = flags; |
| 364 | } |
| 365 | |
| 366 | out: |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 367 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 368 | return ret; |
| 369 | } |
| 370 | |
| 371 | |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 372 | static int assoc_helper_wpa_ie(struct lbs_private *priv, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 373 | struct assoc_request * assoc_req) |
| 374 | { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 375 | int ret = 0; |
| 376 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 377 | lbs_deb_enter(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 378 | |
| 379 | if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 380 | memcpy(&priv->wpa_ie, &assoc_req->wpa_ie, assoc_req->wpa_ie_len); |
| 381 | priv->wpa_ie_len = assoc_req->wpa_ie_len; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 382 | } else { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 383 | memset(&priv->wpa_ie, 0, MAX_WPA_IE_LEN); |
| 384 | priv->wpa_ie_len = 0; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 385 | } |
| 386 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 387 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 388 | return ret; |
| 389 | } |
| 390 | |
| 391 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 392 | static int should_deauth_infrastructure(struct lbs_private *priv, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 393 | struct assoc_request * assoc_req) |
| 394 | { |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 395 | int ret = 0; |
| 396 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 397 | if (priv->connect_status != LBS_CONNECTED) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 398 | return 0; |
| 399 | |
Holger Schurig | 52507c2 | 2008-01-28 17:25:53 +0100 | [diff] [blame] | 400 | lbs_deb_enter(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 401 | if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 402 | lbs_deb_assoc("Deauthenticating due to new SSID\n"); |
| 403 | ret = 1; |
| 404 | goto out; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 405 | } |
| 406 | |
| 407 | if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 408 | if (priv->secinfo.auth_mode != assoc_req->secinfo.auth_mode) { |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 409 | lbs_deb_assoc("Deauthenticating due to new security\n"); |
| 410 | ret = 1; |
| 411 | goto out; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 412 | } |
| 413 | } |
| 414 | |
| 415 | if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 416 | lbs_deb_assoc("Deauthenticating due to new BSSID\n"); |
| 417 | ret = 1; |
| 418 | goto out; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 419 | } |
| 420 | |
Luis Carlos Cobo Rus | fff47f1 | 2007-05-30 12:16:13 -0400 | [diff] [blame] | 421 | if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 422 | lbs_deb_assoc("Deauthenticating due to channel switch\n"); |
| 423 | ret = 1; |
| 424 | goto out; |
Luis Carlos Cobo Rus | fff47f1 | 2007-05-30 12:16:13 -0400 | [diff] [blame] | 425 | } |
| 426 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 427 | /* FIXME: deal with 'auto' mode somehow */ |
| 428 | if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 429 | if (assoc_req->mode != IW_MODE_INFRA) { |
| 430 | lbs_deb_assoc("Deauthenticating due to leaving " |
| 431 | "infra mode\n"); |
| 432 | ret = 1; |
| 433 | goto out; |
| 434 | } |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 435 | } |
| 436 | |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 437 | out: |
| 438 | lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); |
Holger Schurig | 52507c2 | 2008-01-28 17:25:53 +0100 | [diff] [blame] | 439 | return ret; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 440 | } |
| 441 | |
| 442 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 443 | static int should_stop_adhoc(struct lbs_private *priv, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 444 | struct assoc_request * assoc_req) |
| 445 | { |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 446 | lbs_deb_enter(LBS_DEB_ASSOC); |
| 447 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 448 | if (priv->connect_status != LBS_CONNECTED) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 449 | return 0; |
| 450 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 451 | if (lbs_ssid_cmp(priv->curbssparams.ssid, |
| 452 | priv->curbssparams.ssid_len, |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 453 | assoc_req->ssid, assoc_req->ssid_len) != 0) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 454 | return 1; |
| 455 | |
| 456 | /* FIXME: deal with 'auto' mode somehow */ |
| 457 | if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { |
Dan Williams | 0dc5a29 | 2007-05-10 22:58:02 -0400 | [diff] [blame] | 458 | if (assoc_req->mode != IW_MODE_ADHOC) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 459 | return 1; |
| 460 | } |
| 461 | |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 462 | if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 463 | if (assoc_req->channel != priv->curbssparams.channel) |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 464 | return 1; |
| 465 | } |
| 466 | |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 467 | lbs_deb_leave(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 468 | return 0; |
| 469 | } |
| 470 | |
| 471 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 472 | void lbs_association_worker(struct work_struct *work) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 473 | { |
Holger Schurig | 69f9032 | 2007-11-23 15:43:44 +0100 | [diff] [blame] | 474 | struct lbs_private *priv = container_of(work, struct lbs_private, |
| 475 | assoc_work.work); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 476 | struct assoc_request * assoc_req = NULL; |
| 477 | int ret = 0; |
| 478 | int find_any_ssid = 0; |
Joe Perches | 0795af5 | 2007-10-03 17:59:30 -0700 | [diff] [blame] | 479 | DECLARE_MAC_BUF(mac); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 480 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 481 | lbs_deb_enter(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 482 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 483 | mutex_lock(&priv->lock); |
| 484 | assoc_req = priv->pending_assoc_req; |
| 485 | priv->pending_assoc_req = NULL; |
| 486 | priv->in_progress_assoc_req = assoc_req; |
| 487 | mutex_unlock(&priv->lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 488 | |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 489 | if (!assoc_req) |
| 490 | goto done; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 491 | |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 492 | lbs_deb_assoc( |
| 493 | "Association Request:\n" |
| 494 | " flags: 0x%08lx\n" |
| 495 | " SSID: '%s'\n" |
| 496 | " chann: %d\n" |
| 497 | " band: %d\n" |
| 498 | " mode: %d\n" |
| 499 | " BSSID: %s\n" |
| 500 | " secinfo: %s%s%s\n" |
| 501 | " auth_mode: %d\n", |
| 502 | assoc_req->flags, |
| 503 | escape_essid(assoc_req->ssid, assoc_req->ssid_len), |
| 504 | assoc_req->channel, assoc_req->band, assoc_req->mode, |
| 505 | print_mac(mac, assoc_req->bssid), |
| 506 | assoc_req->secinfo.WPAenabled ? " WPA" : "", |
| 507 | assoc_req->secinfo.WPA2enabled ? " WPA2" : "", |
| 508 | assoc_req->secinfo.wep_enabled ? " WEP" : "", |
| 509 | assoc_req->secinfo.auth_mode); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 510 | |
| 511 | /* If 'any' SSID was specified, find an SSID to associate with */ |
| 512 | if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags) |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 513 | && !assoc_req->ssid_len) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 514 | find_any_ssid = 1; |
| 515 | |
| 516 | /* But don't use 'any' SSID if there's a valid locked BSSID to use */ |
| 517 | if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { |
Dan Williams | 3cf20931 | 2007-05-25 17:28:30 -0400 | [diff] [blame] | 518 | if (compare_ether_addr(assoc_req->bssid, bssid_any) |
| 519 | && compare_ether_addr(assoc_req->bssid, bssid_off)) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 520 | find_any_ssid = 0; |
| 521 | } |
| 522 | |
| 523 | if (find_any_ssid) { |
Dan Williams | 0dc5a29 | 2007-05-10 22:58:02 -0400 | [diff] [blame] | 524 | u8 new_mode; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 525 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 526 | ret = lbs_find_best_network_ssid(priv, assoc_req->ssid, |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 527 | &assoc_req->ssid_len, assoc_req->mode, &new_mode); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 528 | if (ret) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 529 | lbs_deb_assoc("Could not find best network\n"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 530 | ret = -ENETUNREACH; |
| 531 | goto out; |
| 532 | } |
| 533 | |
| 534 | /* Ensure we switch to the mode of the AP */ |
Dan Williams | 0dc5a29 | 2007-05-10 22:58:02 -0400 | [diff] [blame] | 535 | if (assoc_req->mode == IW_MODE_AUTO) { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 536 | set_bit(ASSOC_FLAG_MODE, &assoc_req->flags); |
| 537 | assoc_req->mode = new_mode; |
| 538 | } |
| 539 | } |
| 540 | |
| 541 | /* |
| 542 | * Check if the attributes being changing require deauthentication |
| 543 | * from the currently associated infrastructure access point. |
| 544 | */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 545 | if (priv->mode == IW_MODE_INFRA) { |
| 546 | if (should_deauth_infrastructure(priv, assoc_req)) { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 547 | ret = lbs_send_deauthentication(priv); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 548 | if (ret) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 549 | lbs_deb_assoc("Deauthentication due to new " |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 550 | "configuration request failed: %d\n", |
| 551 | ret); |
| 552 | } |
| 553 | } |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 554 | } else if (priv->mode == IW_MODE_ADHOC) { |
| 555 | if (should_stop_adhoc(priv, assoc_req)) { |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 556 | ret = lbs_stop_adhoc_network(priv); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 557 | if (ret) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 558 | lbs_deb_assoc("Teardown of AdHoc network due to " |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 559 | "new configuration request failed: %d\n", |
| 560 | ret); |
| 561 | } |
| 562 | |
| 563 | } |
| 564 | } |
| 565 | |
| 566 | /* Send the various configuration bits to the firmware */ |
| 567 | if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { |
| 568 | ret = assoc_helper_mode(priv, assoc_req); |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 569 | if (ret) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 570 | goto out; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 571 | } |
| 572 | |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 573 | if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { |
| 574 | ret = assoc_helper_channel(priv, assoc_req); |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 575 | if (ret) |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 576 | goto out; |
Dan Williams | ef9a264 | 2007-05-25 16:46:33 -0400 | [diff] [blame] | 577 | } |
| 578 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 579 | if ( test_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags) |
| 580 | || test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) { |
| 581 | ret = assoc_helper_wep_keys(priv, assoc_req); |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 582 | if (ret) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 583 | goto out; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 584 | } |
| 585 | |
| 586 | if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { |
| 587 | ret = assoc_helper_secinfo(priv, assoc_req); |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 588 | if (ret) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 589 | goto out; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 590 | } |
| 591 | |
| 592 | if (test_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags)) { |
| 593 | ret = assoc_helper_wpa_ie(priv, assoc_req); |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 594 | if (ret) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 595 | goto out; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 596 | } |
| 597 | |
| 598 | if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags) |
| 599 | || test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { |
| 600 | ret = assoc_helper_wpa_keys(priv, assoc_req); |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 601 | if (ret) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 602 | goto out; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 603 | } |
| 604 | |
| 605 | /* SSID/BSSID should be the _last_ config option set, because they |
| 606 | * trigger the association attempt. |
| 607 | */ |
| 608 | if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags) |
| 609 | || test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { |
| 610 | int success = 1; |
| 611 | |
| 612 | ret = assoc_helper_associate(priv, assoc_req); |
| 613 | if (ret) { |
Holger Schurig | 9184346 | 2007-11-28 14:05:02 +0100 | [diff] [blame] | 614 | lbs_deb_assoc("ASSOC: association unsuccessful: %d\n", |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 615 | ret); |
| 616 | success = 0; |
| 617 | } |
| 618 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 619 | if (priv->connect_status != LBS_CONNECTED) { |
Holger Schurig | 9184346 | 2007-11-28 14:05:02 +0100 | [diff] [blame] | 620 | lbs_deb_assoc("ASSOC: association unsuccessful, " |
| 621 | "not connected\n"); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 622 | success = 0; |
| 623 | } |
| 624 | |
| 625 | if (success) { |
Holger Schurig | 52507c2 | 2008-01-28 17:25:53 +0100 | [diff] [blame] | 626 | lbs_deb_assoc("associated to %s\n", |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 627 | print_mac(mac, priv->curbssparams.bssid)); |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 628 | lbs_prepare_and_send_command(priv, |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 629 | CMD_802_11_RSSI, |
| 630 | 0, CMD_OPTION_WAITFORRSP, 0, NULL); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 631 | |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 632 | lbs_prepare_and_send_command(priv, |
Dan Williams | 0aef64d | 2007-08-02 11:31:18 -0400 | [diff] [blame] | 633 | CMD_802_11_GET_LOG, |
| 634 | 0, CMD_OPTION_WAITFORRSP, 0, NULL); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 635 | } else { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 636 | ret = -1; |
| 637 | } |
| 638 | } |
| 639 | |
| 640 | out: |
| 641 | if (ret) { |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 642 | lbs_deb_assoc("ASSOC: reconfiguration attempt unsuccessful: %d\n", |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 643 | ret); |
| 644 | } |
Dan Williams | e76850d | 2007-05-25 17:09:41 -0400 | [diff] [blame] | 645 | |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 646 | mutex_lock(&priv->lock); |
| 647 | priv->in_progress_assoc_req = NULL; |
| 648 | mutex_unlock(&priv->lock); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 649 | kfree(assoc_req); |
Holger Schurig | 9012b28 | 2007-05-25 11:27:16 -0400 | [diff] [blame] | 650 | |
| 651 | done: |
| 652 | lbs_deb_leave(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 653 | } |
| 654 | |
| 655 | |
| 656 | /* |
| 657 | * Caller MUST hold any necessary locks |
| 658 | */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 659 | struct assoc_request *lbs_get_association_request(struct lbs_private *priv) |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 660 | { |
| 661 | struct assoc_request * assoc_req; |
| 662 | |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 663 | lbs_deb_enter(LBS_DEB_ASSOC); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 664 | if (!priv->pending_assoc_req) { |
| 665 | priv->pending_assoc_req = kzalloc(sizeof(struct assoc_request), |
Dan Williams | e76850d | 2007-05-25 17:09:41 -0400 | [diff] [blame] | 666 | GFP_KERNEL); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 667 | if (!priv->pending_assoc_req) { |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 668 | lbs_pr_info("Not enough memory to allocate association" |
| 669 | " request!\n"); |
| 670 | return NULL; |
| 671 | } |
| 672 | } |
| 673 | |
| 674 | /* Copy current configuration attributes to the association request, |
| 675 | * but don't overwrite any that are already set. |
| 676 | */ |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 677 | assoc_req = priv->pending_assoc_req; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 678 | if (!test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 679 | memcpy(&assoc_req->ssid, &priv->curbssparams.ssid, |
Dan Williams | d8efea2 | 2007-05-28 23:54:55 -0400 | [diff] [blame] | 680 | IW_ESSID_MAX_SIZE); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 681 | assoc_req->ssid_len = priv->curbssparams.ssid_len; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 682 | } |
| 683 | |
| 684 | if (!test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 685 | assoc_req->channel = priv->curbssparams.channel; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 686 | |
Dan Williams | e76850d | 2007-05-25 17:09:41 -0400 | [diff] [blame] | 687 | if (!test_bit(ASSOC_FLAG_BAND, &assoc_req->flags)) |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 688 | assoc_req->band = priv->curbssparams.band; |
Dan Williams | e76850d | 2007-05-25 17:09:41 -0400 | [diff] [blame] | 689 | |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 690 | if (!test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 691 | assoc_req->mode = priv->mode; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 692 | |
| 693 | if (!test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 694 | memcpy(&assoc_req->bssid, priv->curbssparams.bssid, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 695 | ETH_ALEN); |
| 696 | } |
| 697 | |
| 698 | if (!test_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags)) { |
| 699 | int i; |
| 700 | for (i = 0; i < 4; i++) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 701 | memcpy(&assoc_req->wep_keys[i], &priv->wep_keys[i], |
Dan Williams | 1443b65 | 2007-08-02 10:45:55 -0400 | [diff] [blame] | 702 | sizeof(struct enc_key)); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 703 | } |
| 704 | } |
| 705 | |
| 706 | if (!test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 707 | assoc_req->wep_tx_keyidx = priv->wep_tx_keyidx; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 708 | |
| 709 | if (!test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 710 | memcpy(&assoc_req->wpa_mcast_key, &priv->wpa_mcast_key, |
Dan Williams | 1443b65 | 2007-08-02 10:45:55 -0400 | [diff] [blame] | 711 | sizeof(struct enc_key)); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 712 | } |
| 713 | |
| 714 | if (!test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 715 | memcpy(&assoc_req->wpa_unicast_key, &priv->wpa_unicast_key, |
Dan Williams | 1443b65 | 2007-08-02 10:45:55 -0400 | [diff] [blame] | 716 | sizeof(struct enc_key)); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 717 | } |
| 718 | |
| 719 | if (!test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 720 | memcpy(&assoc_req->secinfo, &priv->secinfo, |
Holger Schurig | 1007832 | 2007-11-15 18:05:47 -0500 | [diff] [blame] | 721 | sizeof(struct lbs_802_11_security)); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 722 | } |
| 723 | |
| 724 | if (!test_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags)) { |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 725 | memcpy(&assoc_req->wpa_ie, &priv->wpa_ie, |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 726 | MAX_WPA_IE_LEN); |
David Woodhouse | aa21c00 | 2007-12-08 20:04:36 +0000 | [diff] [blame] | 727 | assoc_req->wpa_ie_len = priv->wpa_ie_len; |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 728 | } |
| 729 | |
Holger Schurig | 0765af4 | 2007-10-15 12:55:56 +0200 | [diff] [blame] | 730 | lbs_deb_leave(LBS_DEB_ASSOC); |
Marcelo Tosatti | 876c9d3 | 2007-02-10 12:25:27 -0200 | [diff] [blame] | 731 | return assoc_req; |
| 732 | } |