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      1 /*
      2  * Driver interaction with Linux Host AP driver
      3  * Copyright (c) 2002-2006, Jouni Malinen <j (at) 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