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1 /*
2  * Driver interaction with Linux Host AP driver
3  * Copyright (c) 2002-2006, Jouni Malinen <j@w1.fi>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation.
8  *
9  * Alternatively, this software may be distributed under the terms of BSD
10  * license.
11  *
12  * See README and COPYING for more details.
13  */
14 
15 #ifndef HOSTAP_DRIVER_H
16 #define HOSTAP_DRIVER_H
17 
18 /* netdevice private ioctls (used, e.g., with iwpriv from user space) */
19 
20 /* New wireless extensions API - SET/GET convention (even ioctl numbers are
21  * root only)
22  */
23 #define PRISM2_IOCTL_PRISM2_PARAM (SIOCIWFIRSTPRIV + 0)
24 #define PRISM2_IOCTL_GET_PRISM2_PARAM (SIOCIWFIRSTPRIV + 1)
25 #define PRISM2_IOCTL_WRITEMIF (SIOCIWFIRSTPRIV + 2)
26 #define PRISM2_IOCTL_READMIF (SIOCIWFIRSTPRIV + 3)
27 #define PRISM2_IOCTL_MONITOR (SIOCIWFIRSTPRIV + 4)
28 #define PRISM2_IOCTL_RESET (SIOCIWFIRSTPRIV + 6)
29 #define PRISM2_IOCTL_INQUIRE (SIOCIWFIRSTPRIV + 8)
30 #define PRISM2_IOCTL_WDS_ADD (SIOCIWFIRSTPRIV + 10)
31 #define PRISM2_IOCTL_WDS_DEL (SIOCIWFIRSTPRIV + 12)
32 #define PRISM2_IOCTL_SET_RID_WORD (SIOCIWFIRSTPRIV + 14)
33 #define PRISM2_IOCTL_MACCMD (SIOCIWFIRSTPRIV + 16)
34 #define PRISM2_IOCTL_ADDMAC (SIOCIWFIRSTPRIV + 18)
35 #define PRISM2_IOCTL_DELMAC (SIOCIWFIRSTPRIV + 20)
36 #define PRISM2_IOCTL_KICKMAC (SIOCIWFIRSTPRIV + 22)
37 
38 /* following are not in SIOCGIWPRIV list; check permission in the driver code
39  */
40 #define PRISM2_IOCTL_DOWNLOAD (SIOCDEVPRIVATE + 13)
41 #define PRISM2_IOCTL_HOSTAPD (SIOCDEVPRIVATE + 14)
42 
43 
44 /* PRISM2_IOCTL_PRISM2_PARAM ioctl() subtypes: */
45 enum {
46 	/* PRISM2_PARAM_PTYPE = 1, */ /* REMOVED 2003-10-22 */
47 	PRISM2_PARAM_TXRATECTRL = 2,
48 	PRISM2_PARAM_BEACON_INT = 3,
49 	PRISM2_PARAM_PSEUDO_IBSS = 4,
50 	PRISM2_PARAM_ALC = 5,
51 	/* PRISM2_PARAM_TXPOWER = 6, */ /* REMOVED 2003-10-22 */
52 	PRISM2_PARAM_DUMP = 7,
53 	PRISM2_PARAM_OTHER_AP_POLICY = 8,
54 	PRISM2_PARAM_AP_MAX_INACTIVITY = 9,
55 	PRISM2_PARAM_AP_BRIDGE_PACKETS = 10,
56 	PRISM2_PARAM_DTIM_PERIOD = 11,
57 	PRISM2_PARAM_AP_NULLFUNC_ACK = 12,
58 	PRISM2_PARAM_MAX_WDS = 13,
59 	PRISM2_PARAM_AP_AUTOM_AP_WDS = 14,
60 	PRISM2_PARAM_AP_AUTH_ALGS = 15,
61 	PRISM2_PARAM_MONITOR_ALLOW_FCSERR = 16,
62 	PRISM2_PARAM_HOST_ENCRYPT = 17,
63 	PRISM2_PARAM_HOST_DECRYPT = 18,
64 	PRISM2_PARAM_BUS_MASTER_THRESHOLD_RX = 19,
65 	PRISM2_PARAM_BUS_MASTER_THRESHOLD_TX = 20,
66 	PRISM2_PARAM_HOST_ROAMING = 21,
67 	PRISM2_PARAM_BCRX_STA_KEY = 22,
68 	PRISM2_PARAM_IEEE_802_1X = 23,
69 	PRISM2_PARAM_ANTSEL_TX = 24,
70 	PRISM2_PARAM_ANTSEL_RX = 25,
71 	PRISM2_PARAM_MONITOR_TYPE = 26,
72 	PRISM2_PARAM_WDS_TYPE = 27,
73 	PRISM2_PARAM_HOSTSCAN = 28,
74 	PRISM2_PARAM_AP_SCAN = 29,
75 	PRISM2_PARAM_ENH_SEC = 30,
76 	PRISM2_PARAM_IO_DEBUG = 31,
77 	PRISM2_PARAM_BASIC_RATES = 32,
78 	PRISM2_PARAM_OPER_RATES = 33,
79 	PRISM2_PARAM_HOSTAPD = 34,
80 	PRISM2_PARAM_HOSTAPD_STA = 35,
81 	PRISM2_PARAM_WPA = 36,
82 	PRISM2_PARAM_PRIVACY_INVOKED = 37,
83 	PRISM2_PARAM_TKIP_COUNTERMEASURES = 38,
84 	PRISM2_PARAM_DROP_UNENCRYPTED = 39,
85 	PRISM2_PARAM_SCAN_CHANNEL_MASK = 40,
86 };
87 
88 enum { HOSTAP_ANTSEL_DO_NOT_TOUCH = 0, HOSTAP_ANTSEL_DIVERSITY = 1,
89        HOSTAP_ANTSEL_LOW = 2, HOSTAP_ANTSEL_HIGH = 3 };
90 
91 
92 /* PRISM2_IOCTL_MACCMD ioctl() subcommands: */
93 enum { AP_MAC_CMD_POLICY_OPEN = 0, AP_MAC_CMD_POLICY_ALLOW = 1,
94        AP_MAC_CMD_POLICY_DENY = 2, AP_MAC_CMD_FLUSH = 3,
95        AP_MAC_CMD_KICKALL = 4 };
96 
97 
98 /* PRISM2_IOCTL_DOWNLOAD ioctl() dl_cmd: */
99 enum {
100 	PRISM2_DOWNLOAD_VOLATILE = 1 /* RAM */,
101 	/* Note! Old versions of prism2_srec have a fatal error in CRC-16
102 	 * calculation, which will corrupt all non-volatile downloads.
103 	 * PRISM2_DOWNLOAD_NON_VOLATILE used to be 2, but it is now 3 to
104 	 * prevent use of old versions of prism2_srec for non-volatile
105 	 * download. */
106 	PRISM2_DOWNLOAD_NON_VOLATILE = 3 /* FLASH */,
107 	PRISM2_DOWNLOAD_VOLATILE_GENESIS = 4 /* RAM in Genesis mode */,
108 	/* Persistent versions of volatile download commands (keep firmware
109 	 * data in memory and automatically re-download after hw_reset */
110 	PRISM2_DOWNLOAD_VOLATILE_PERSISTENT = 5,
111 	PRISM2_DOWNLOAD_VOLATILE_GENESIS_PERSISTENT = 6,
112 };
113 
114 struct prism2_download_param {
115 	u32 dl_cmd;
116 	u32 start_addr;
117 	u32 num_areas;
118 	struct prism2_download_area {
119 		u32 addr; /* wlan card address */
120 		u32 len;
121 		caddr_t ptr; /* pointer to data in user space */
122 	} data[0];
123 };
124 
125 #define PRISM2_MAX_DOWNLOAD_AREA_LEN 131072
126 #define PRISM2_MAX_DOWNLOAD_LEN 262144
127 
128 
129 /* PRISM2_IOCTL_HOSTAPD ioctl() cmd: */
130 enum {
131 	PRISM2_HOSTAPD_FLUSH = 1,
132 	PRISM2_HOSTAPD_ADD_STA = 2,
133 	PRISM2_HOSTAPD_REMOVE_STA = 3,
134 	PRISM2_HOSTAPD_GET_INFO_STA = 4,
135 	/* REMOVED: PRISM2_HOSTAPD_RESET_TXEXC_STA = 5, */
136 	PRISM2_SET_ENCRYPTION = 6,
137 	PRISM2_GET_ENCRYPTION = 7,
138 	PRISM2_HOSTAPD_SET_FLAGS_STA = 8,
139 	PRISM2_HOSTAPD_GET_RID = 9,
140 	PRISM2_HOSTAPD_SET_RID = 10,
141 	PRISM2_HOSTAPD_SET_ASSOC_AP_ADDR = 11,
142 	PRISM2_HOSTAPD_SET_GENERIC_ELEMENT = 12,
143 	PRISM2_HOSTAPD_MLME = 13,
144 	PRISM2_HOSTAPD_SCAN_REQ = 14,
145 	PRISM2_HOSTAPD_STA_CLEAR_STATS = 15,
146 };
147 
148 #define PRISM2_HOSTAPD_MAX_BUF_SIZE 1024
149 #define PRISM2_HOSTAPD_RID_HDR_LEN \
150 ((size_t) (&((struct prism2_hostapd_param *) 0)->u.rid.data))
151 #define PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN \
152 ((size_t) (&((struct prism2_hostapd_param *) 0)->u.generic_elem.data))
153 
154 /* Maximum length for algorithm names (-1 for nul termination) used in ioctl()
155  */
156 #define HOSTAP_CRYPT_ALG_NAME_LEN 16
157 
158 
159 struct prism2_hostapd_param {
160 	u32 cmd;
161 	u8 sta_addr[ETH_ALEN];
162 	union {
163 		struct {
164 			u16 aid;
165 			u16 capability;
166 			u8 tx_supp_rates;
167 		} add_sta;
168 		struct {
169 			u32 inactive_sec;
170 		} get_info_sta;
171 		struct {
172 			u8 alg[HOSTAP_CRYPT_ALG_NAME_LEN];
173 			u32 flags;
174 			u32 err;
175 			u8 idx;
176 			u8 seq[8]; /* sequence counter (set: RX, get: TX) */
177 			u16 key_len;
178 			u8 key[0];
179 		} crypt;
180 		struct {
181 			u32 flags_and;
182 			u32 flags_or;
183 		} set_flags_sta;
184 		struct {
185 			u16 rid;
186 			u16 len;
187 			u8 data[0];
188 		} rid;
189 		struct {
190 			u8 len;
191 			u8 data[0];
192 		} generic_elem;
193 		struct {
194 #define MLME_STA_DEAUTH 0
195 #define MLME_STA_DISASSOC 1
196 			u16 cmd;
197 			u16 reason_code;
198 		} mlme;
199 		struct {
200 			u8 ssid_len;
201 			u8 ssid[32];
202 		} scan_req;
203 	} u;
204 };
205 
206 #define HOSTAP_CRYPT_FLAG_SET_TX_KEY BIT(0)
207 #define HOSTAP_CRYPT_FLAG_PERMANENT BIT(1)
208 
209 #define HOSTAP_CRYPT_ERR_UNKNOWN_ALG 2
210 #define HOSTAP_CRYPT_ERR_UNKNOWN_ADDR 3
211 #define HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED 4
212 #define HOSTAP_CRYPT_ERR_KEY_SET_FAILED 5
213 #define HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED 6
214 #define HOSTAP_CRYPT_ERR_CARD_CONF_FAILED 7
215 
216 #endif /* HOSTAP_DRIVER_H */
217