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00b3ed16 GKH |
1 | /* p80211netdev.h |
2 | * | |
3 | * WLAN net device structure and functions | |
4 | * | |
5 | * Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved. | |
6 | * -------------------------------------------------------------------- | |
7 | * | |
8 | * linux-wlan | |
9 | * | |
10 | * The contents of this file are subject to the Mozilla Public | |
11 | * License Version 1.1 (the "License"); you may not use this file | |
12 | * except in compliance with the License. You may obtain a copy of | |
13 | * the License at http://www.mozilla.org/MPL/ | |
14 | * | |
15 | * Software distributed under the License is distributed on an "AS | |
16 | * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or | |
17 | * implied. See the License for the specific language governing | |
18 | * rights and limitations under the License. | |
19 | * | |
20 | * Alternatively, the contents of this file may be used under the | |
21 | * terms of the GNU Public License version 2 (the "GPL"), in which | |
22 | * case the provisions of the GPL are applicable instead of the | |
23 | * above. If you wish to allow the use of your version of this file | |
24 | * only under the terms of the GPL and not to allow others to use | |
25 | * your version of this file under the MPL, indicate your decision | |
26 | * by deleting the provisions above and replace them with the notice | |
27 | * and other provisions required by the GPL. If you do not delete | |
28 | * the provisions above, a recipient may use your version of this | |
29 | * file under either the MPL or the GPL. | |
30 | * | |
31 | * -------------------------------------------------------------------- | |
32 | * | |
33 | * Inquiries regarding the linux-wlan Open Source project can be | |
34 | * made directly to: | |
35 | * | |
36 | * AbsoluteValue Systems Inc. | |
37 | * info@linux-wlan.com | |
38 | * http://www.linux-wlan.com | |
39 | * | |
40 | * -------------------------------------------------------------------- | |
41 | * | |
42 | * Portions of the development of this software were funded by | |
43 | * Intersil Corporation as part of PRISM(R) chipset product development. | |
44 | * | |
45 | * -------------------------------------------------------------------- | |
46 | * | |
47 | * This file declares the structure type that represents each wlan | |
48 | * interface. | |
49 | * | |
50 | * -------------------------------------------------------------------- | |
51 | */ | |
52 | ||
53 | #ifndef _LINUX_P80211NETDEV_H | |
54 | #define _LINUX_P80211NETDEV_H | |
55 | ||
56 | #include <linux/interrupt.h> | |
57 | #include <linux/wireless.h> | |
96c5abd7 | 58 | #include <linux/netdevice.h> |
00b3ed16 | 59 | |
96c5abd7 MM |
60 | #undef netdevice_t |
61 | typedef struct net_device netdevice_t; | |
62 | ||
1f61379e MM |
63 | #define WLAN_RELEASE "0.3.0-staging" |
64 | ||
00b3ed16 GKH |
65 | #define WLAN_DEVICE_CLOSED 0 |
66 | #define WLAN_DEVICE_OPEN 1 | |
67 | ||
68 | #define WLAN_MACMODE_NONE 0 | |
69 | #define WLAN_MACMODE_IBSS_STA 1 | |
70 | #define WLAN_MACMODE_ESS_STA 2 | |
71 | #define WLAN_MACMODE_ESS_AP 3 | |
72 | ||
73 | /* MSD States */ | |
00b3ed16 GKH |
74 | #define WLAN_MSD_HWPRESENT_PENDING 1 |
75 | #define WLAN_MSD_HWFAIL 2 | |
76 | #define WLAN_MSD_HWPRESENT 3 | |
77 | #define WLAN_MSD_FWLOAD_PENDING 4 | |
78 | #define WLAN_MSD_FWLOAD 5 | |
79 | #define WLAN_MSD_RUNNING_PENDING 6 | |
80 | #define WLAN_MSD_RUNNING 7 | |
81 | ||
82 | #ifndef ETH_P_ECONET | |
a32fb5f7 | 83 | #define ETH_P_ECONET 0x0018 /* needed for 2.2.x kernels */ |
00b3ed16 GKH |
84 | #endif |
85 | ||
86 | #define ETH_P_80211_RAW (ETH_P_ECONET + 1) | |
87 | ||
88 | #ifndef ARPHRD_IEEE80211 | |
a32fb5f7 | 89 | #define ARPHRD_IEEE80211 801 /* kernel 2.4.6 */ |
00b3ed16 GKH |
90 | #endif |
91 | ||
a32fb5f7 | 92 | #ifndef ARPHRD_IEEE80211_PRISM /* kernel 2.4.18 */ |
00b3ed16 GKH |
93 | #define ARPHRD_IEEE80211_PRISM 802 |
94 | #endif | |
95 | ||
96 | /*--- NSD Capabilities Flags ------------------------------*/ | |
4314e5a6 JM |
97 | #define P80211_NSDCAP_HARDWAREWEP 0x01 /* hardware wep engine */ |
98 | #define P80211_NSDCAP_SHORT_PREAMBLE 0x10 /* hardware supports */ | |
99 | #define P80211_NSDCAP_HWFRAGMENT 0x80 /* nsd handles frag/defrag */ | |
100 | #define P80211_NSDCAP_AUTOJOIN 0x100 /* nsd does autojoin */ | |
101 | #define P80211_NSDCAP_NOSCAN 0x200 /* nsd can scan */ | |
00b3ed16 GKH |
102 | |
103 | /* Received frame statistics */ | |
a32fb5f7 MM |
104 | typedef struct p80211_frmrx_t { |
105 | u32 mgmt; | |
106 | u32 assocreq; | |
107 | u32 assocresp; | |
108 | u32 reassocreq; | |
109 | u32 reassocresp; | |
110 | u32 probereq; | |
111 | u32 proberesp; | |
112 | u32 beacon; | |
113 | u32 atim; | |
114 | u32 disassoc; | |
115 | u32 authen; | |
116 | u32 deauthen; | |
117 | u32 mgmt_unknown; | |
118 | u32 ctl; | |
119 | u32 pspoll; | |
120 | u32 rts; | |
121 | u32 cts; | |
122 | u32 ack; | |
123 | u32 cfend; | |
124 | u32 cfendcfack; | |
125 | u32 ctl_unknown; | |
126 | u32 data; | |
127 | u32 dataonly; | |
128 | u32 data_cfack; | |
129 | u32 data_cfpoll; | |
130 | u32 data__cfack_cfpoll; | |
131 | u32 null; | |
132 | u32 cfack; | |
133 | u32 cfpoll; | |
134 | u32 cfack_cfpoll; | |
135 | u32 data_unknown; | |
136 | u32 decrypt; | |
137 | u32 decrypt_err; | |
00b3ed16 GKH |
138 | } p80211_frmrx_t; |
139 | ||
00b3ed16 | 140 | /* called by /proc/net/wireless */ |
40e4205a | 141 | struct iw_statistics *p80211wext_get_wireless_stats(netdevice_t *dev); |
00b3ed16 | 142 | /* wireless extensions' ioctls */ |
00b3ed16 | 143 | extern struct iw_handler_def p80211wext_handler_def; |
00b3ed16 | 144 | int p80211wext_event_associated(struct wlandevice *wlandev, int assoc); |
00b3ed16 GKH |
145 | |
146 | /* WEP stuff */ | |
147 | #define NUM_WEPKEYS 4 | |
148 | #define MAX_KEYLEN 32 | |
149 | ||
7f6e0e44 | 150 | #define HOSTWEP_DEFAULTKEY_MASK (BIT(1)|BIT(0)) |
cb3126e6 | 151 | #define HOSTWEP_SHAREDKEY BIT(3) |
7f6e0e44 MM |
152 | #define HOSTWEP_DECRYPT BIT(4) |
153 | #define HOSTWEP_ENCRYPT BIT(5) | |
154 | #define HOSTWEP_PRIVACYINVOKED BIT(6) | |
155 | #define HOSTWEP_EXCLUDEUNENCRYPTED BIT(7) | |
00b3ed16 GKH |
156 | |
157 | extern int wlan_watchdog; | |
158 | extern int wlan_wext_write; | |
159 | ||
160 | /* WLAN device type */ | |
a32fb5f7 MM |
161 | typedef struct wlandevice { |
162 | struct wlandevice *next; /* link for list of devices */ | |
163 | void *priv; /* private data for MSD */ | |
00b3ed16 GKH |
164 | |
165 | /* Subsystem State */ | |
a32fb5f7 MM |
166 | char name[WLAN_DEVNAMELEN_MAX]; /* Dev name, from register_wlandev() */ |
167 | char *nsdname; | |
00b3ed16 | 168 | |
a32fb5f7 MM |
169 | u32 state; /* Device I/F state (open/closed) */ |
170 | u32 msdstate; /* state of underlying driver */ | |
171 | u32 hwremoved; /* Has the hw been yanked out? */ | |
00b3ed16 GKH |
172 | |
173 | /* Hardware config */ | |
a32fb5f7 MM |
174 | unsigned int irq; |
175 | unsigned int iobase; | |
176 | unsigned int membase; | |
177 | u32 nsdcaps; /* NSD Capabilities flags */ | |
00b3ed16 GKH |
178 | |
179 | /* Config vars */ | |
a32fb5f7 | 180 | unsigned int ethconv; |
00b3ed16 GKH |
181 | |
182 | /* device methods (init by MSD, used by p80211 */ | |
43bb32a5 AO |
183 | int (*open)(struct wlandevice *wlandev); |
184 | int (*close)(struct wlandevice *wlandev); | |
185 | void (*reset)(struct wlandevice *wlandev); | |
186 | int (*txframe)(struct wlandevice *wlandev, struct sk_buff *skb, | |
93df38e5 | 187 | union p80211_hdr *p80211_hdr, |
51e4896a | 188 | struct p80211_metawep *p80211_wep); |
43bb32a5 AO |
189 | int (*mlmerequest)(struct wlandevice *wlandev, struct p80211msg *msg); |
190 | int (*set_multicast_list)(struct wlandevice *wlandev, | |
5dd8acc8 | 191 | netdevice_t *dev); |
43bb32a5 | 192 | void (*tx_timeout)(struct wlandevice *wlandev); |
00b3ed16 | 193 | |
00b3ed16 | 194 | /* 802.11 State */ |
a32fb5f7 MM |
195 | u8 bssid[WLAN_BSSID_LEN]; |
196 | p80211pstr32_t ssid; | |
197 | u32 macmode; | |
198 | int linkstatus; | |
00b3ed16 GKH |
199 | |
200 | /* WEP State */ | |
aaad4303 SP |
201 | u8 wep_keys[NUM_WEPKEYS][MAX_KEYLEN]; |
202 | u8 wep_keylens[NUM_WEPKEYS]; | |
a32fb5f7 | 203 | int hostwep; |
00b3ed16 GKH |
204 | |
205 | /* Request/Confirm i/f state (used by p80211) */ | |
a32fb5f7 | 206 | unsigned long request_pending; /* flag, access atomically */ |
00b3ed16 GKH |
207 | |
208 | /* netlink socket */ | |
209 | /* queue for indications waiting for cmd completion */ | |
210 | /* Linux netdevice and support */ | |
a32fb5f7 | 211 | netdevice_t *netdev; /* ptr to linux netdevice */ |
00b3ed16 | 212 | |
00b3ed16 | 213 | /* Rx bottom half */ |
a32fb5f7 | 214 | struct tasklet_struct rx_bh; |
00b3ed16 | 215 | |
a32fb5f7 | 216 | struct sk_buff_head nsd_rxq; |
00b3ed16 GKH |
217 | |
218 | /* 802.11 device statistics */ | |
a32fb5f7 | 219 | struct p80211_frmrx_t rx; |
00b3ed16 | 220 | |
a32fb5f7 | 221 | struct iw_statistics wstats; |
00b3ed16 GKH |
222 | |
223 | /* jkriegl: iwspy fields */ | |
a32fb5f7 MM |
224 | u8 spy_number; |
225 | char spy_address[IW_MAX_SPY][ETH_ALEN]; | |
226 | struct iw_quality spy_stat[IW_MAX_SPY]; | |
00b3ed16 GKH |
227 | } wlandevice_t; |
228 | ||
229 | /* WEP stuff */ | |
5dd8acc8 SK |
230 | int wep_change_key(wlandevice_t *wlandev, int keynum, u8 *key, int keylen); |
231 | int wep_decrypt(wlandevice_t *wlandev, u8 *buf, u32 len, int key_override, | |
232 | u8 *iv, u8 *icv); | |
233 | int wep_encrypt(wlandevice_t *wlandev, u8 *buf, u8 *dst, u32 len, int keynum, | |
234 | u8 *iv, u8 *icv); | |
235 | ||
cb3126e6 | 236 | int wlan_setup(wlandevice_t *wlandev, struct device *physdev); |
3f459327 | 237 | void wlan_unsetup(wlandevice_t *wlandev); |
5dd8acc8 SK |
238 | int register_wlandev(wlandevice_t *wlandev); |
239 | int unregister_wlandev(wlandevice_t *wlandev); | |
240 | void p80211netdev_rx(wlandevice_t *wlandev, struct sk_buff *skb); | |
241 | void p80211netdev_hwremoved(wlandevice_t *wlandev); | |
00b3ed16 | 242 | #endif |