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