FreeBSD/Linux Kernel Cross Reference
sys/dev/wi/if_wavelan_ieee.h

     /*-
      * Copyright (c) 1997, 1998, 1999
      *      Bill Paul <wpaul@ctr.columbia.edu>.  All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
      *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by Bill Paul.
     * 4. Neither the name of the author nor the names of any co-contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
     * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     * THE POSSIBILITY OF SUCH DAMAGE.
     *
     * $FreeBSD$
     */
    
    #ifndef _IF_WAVELAN_IEEE_H
    #define _IF_WAVELAN_IEEE_H
    
    /*
     * This header defines a simple command interface to the FreeBSD
     * WaveLAN/IEEE driver (wi) driver, which is used to set certain
     * device-specific parameters which can't be easily managed through
     * ifconfig(8). No, sysctl(2) is not the answer. I said a _simple_
     * interface, didn't I.
     */
    
    #ifndef SIOCSWAVELAN
    #define SIOCSWAVELAN    SIOCSIFGENERIC
    #endif
    
    #ifndef SIOCGWAVELAN
    #define SIOCGWAVELAN    SIOCGIFGENERIC
    #endif
    
    /*
     * Technically I don't think there's a limit to a record
     * length. The largest record is the one that contains the CIS
     * data, which is 240 words long, so 256 should be a safe
     * value.
     */
    #define WI_MAX_DATALEN  512
    
    struct wi_req {
            u_int16_t       wi_len;
            u_int16_t       wi_type;
            u_int16_t       wi_val[WI_MAX_DATALEN];
    };
    
    /*
     * Private LTV records (interpreted only by the driver). This is
     * a minor kludge to allow reading the interface statistics from
     * the driver.
     */
    #define WI_RID_IFACE_STATS      0x0100
    #define WI_RID_MGMT_XMIT        0x0200
    #define WI_RID_ZERO_CACHE       0x0300
    #define WI_RID_READ_CACHE       0x0400
    #define WI_RID_FWDOWNLOAD       0x0500
    #define WI_RID_MONITOR_MODE     0x0600
    #define WI_RID_MIF              0x0700
    #define WI_RID_SCAN_APS         0x0800
    #define WI_RID_READ_APS         0x0900
    
    struct wi_80211_hdr {
            u_int16_t               frame_ctl;
            u_int16_t               dur_id;
            u_int8_t                addr1[6];
            u_int8_t                addr2[6];
            u_int8_t                addr3[6];
            u_int16_t               seq_ctl;
            u_int8_t                addr4[6];
    };
    
    #define WI_FCTL_VERS            0x0002
    #define WI_FCTL_FTYPE           0x000C
    #define WI_FCTL_STYPE           0x00F0
    #define WI_FCTL_TODS            0x0100
    #define WI_FCTL_FROMDS          0x0200
    #define WI_FCTL_MOREFRAGS       0x0400
    #define WI_FCTL_RETRY           0x0800
   #define WI_FCTL_PM              0x1000
   #define WI_FCTL_MOREDATA        0x2000
   #define WI_FCTL_WEP             0x4000
   #define WI_FCTL_ORDER           0x8000
   
   #define WI_FTYPE_MGMT           0x0000
   #define WI_FTYPE_CTL            0x0004
   #define WI_FTYPE_DATA           0x0008
   
   #define WI_STYPE_MGMT_ASREQ     0x0000  /* association request */
   #define WI_STYPE_MGMT_ASRESP    0x0010  /* association response */
   #define WI_STYPE_MGMT_REASREQ   0x0020  /* reassociation request */
   #define WI_STYPE_MGMT_REASRESP  0x0030  /* reassociation response */
   #define WI_STYPE_MGMT_PROBEREQ  0x0040  /* probe request */
   #define WI_STYPE_MGMT_PROBERESP 0x0050  /* probe response */
   #define WI_STYPE_MGMT_BEACON    0x0080  /* beacon */
   #define WI_STYPE_MGMT_ATIM      0x0090  /* announcement traffic ind msg */
   #define WI_STYPE_MGMT_DISAS     0x00A0  /* disassociation */
   #define WI_STYPE_MGMT_AUTH      0x00B0  /* authentication */
   #define WI_STYPE_MGMT_DEAUTH    0x00C0  /* deauthentication */
   
   #define WI_STYPE_CTL_PSPOLL     0x00A0
   #define WI_STYPE_CTL_RTS        0x00B0
   #define WI_STYPE_CTL_CTS        0x00C0
   #define WI_STYPE_CTL_ACK        0x00D0
   #define WI_STYPE_CTL_CFEND      0x00E0
   #define WI_STYPE_CTL_CFENDACK   0x00F0
   
   struct wi_mgmt_hdr {
           u_int16_t               frame_ctl;
           u_int16_t               duration;
           u_int8_t                dst_addr[6];
           u_int8_t                src_addr[6];
           u_int8_t                bssid[6];
           u_int16_t               seq_ctl;
   };
   
   /* 
    * Lucent/wavelan IEEE signal strength cache
    *
    * driver keeps cache of last
    * MAXWICACHE packets to arrive including signal strength info.
    * daemons may read this via ioctl
    *
    * Each entry in the wi_sigcache has a unique macsrc.
    */
   struct wi_sigcache {
           char    macsrc[6];      /* unique MAC address for entry */
           int     ipsrc;          /* ip address associated with packet */
           int     signal;         /* signal strength of the packet */
           int     noise;          /* noise value */
           int     quality;        /* quality of the packet */
   };
   
   /*
    * Firmware downloading API.  We support downloading into RAM and into
    * flash.  We copy the entire .hex file for both the primary and secondary
    * firmware into the kernel, which is minorly gross, but matches the
    * format of the compiled in firmware.
    */
   struct wi_fwdownload {
           int     type;           /* What type of download. */
   #define WI_FW_RAM       1
   #define WI_FW_FLASH     2
           size_t  pri_len;        /* Primary firmware length */
           size_t  sec_len;        /* Secondary firmware length */
           caddr_t pri_data;       /* Pointer (user) to primary data */
           caddr_t sec_data;       /* Pointer (user) to secondary data */
   };
   
   struct wi_counters {
           u_int32_t               wi_tx_unicast_frames;
           u_int32_t               wi_tx_multicast_frames;
           u_int32_t               wi_tx_fragments;
           u_int32_t               wi_tx_unicast_octets;
           u_int32_t               wi_tx_multicast_octets;
           u_int32_t               wi_tx_deferred_xmits;
           u_int32_t               wi_tx_single_retries;
           u_int32_t               wi_tx_multi_retries;
           u_int32_t               wi_tx_retry_limit;
           u_int32_t               wi_tx_discards;
           u_int32_t               wi_rx_unicast_frames;
           u_int32_t               wi_rx_multicast_frames;
           u_int32_t               wi_rx_fragments;
           u_int32_t               wi_rx_unicast_octets;
           u_int32_t               wi_rx_multicast_octets;
           u_int32_t               wi_rx_fcs_errors;
           u_int32_t               wi_rx_discards_nobuf;
           u_int32_t               wi_tx_discards_wrong_sa;
           u_int32_t               wi_rx_WEP_cant_decrypt;
           u_int32_t               wi_rx_msg_in_msg_frags;
           u_int32_t               wi_rx_msg_in_bad_msg_frags;
   };
   
   /*
    * Network parameters, static configuration entities.
    */
   #define WI_RID_PORTTYPE         0xFC00 /* Connection control characteristics */
   #define WI_RID_MAC_NODE         0xFC01 /* MAC address of this station */
   #define WI_RID_DESIRED_SSID     0xFC02 /* Service Set ID for connection */
   #define WI_RID_OWN_CHNL         0xFC03 /* Comm channel for BSS creation */
   #define WI_RID_OWN_SSID         0xFC04 /* IBSS creation ID */
   #define WI_RID_OWN_ATIM_WIN     0xFC05 /* ATIM window time for IBSS creation */
   #define WI_RID_SYSTEM_SCALE     0xFC06 /* scale that specifies AP density */
   #define WI_RID_MAX_DATALEN      0xFC07 /* Max len of MAC frame body data */
   #define WI_RID_MAC_WDS          0xFC08 /* MAC addr of corresponding WDS node */
   #define WI_RID_PM_ENABLED       0xFC09 /* ESS power management enable */
   #define WI_RID_PM_EPS           0xFC0A /* PM EPS/PS mode */
   #define WI_RID_MCAST_RX         0xFC0B /* ESS PM mcast reception */
   #define WI_RID_MAX_SLEEP        0xFC0C /* max sleep time for ESS PM */
   #define WI_RID_HOLDOVER         0xFC0D /* holdover time for ESS PM */
   #define WI_RID_NODENAME         0xFC0E /* ID name of this node for diag */
   #define WI_RID_DTIM_PERIOD      0xFC10 /* beacon interval between DTIMs */
   #define WI_RID_WDS_ADDR1        0xFC11 /* port 1 MAC of WDS link node */
   #define WI_RID_WDS_ADDR2        0xFC12 /* port 1 MAC of WDS link node */
   #define WI_RID_WDS_ADDR3        0xFC13 /* port 1 MAC of WDS link node */
   #define WI_RID_WDS_ADDR4        0xFC14 /* port 1 MAC of WDS link node */
   #define WI_RID_WDS_ADDR5        0xFC15 /* port 1 MAC of WDS link node */
   #define WI_RID_WDS_ADDR6        0xFC16 /* port 1 MAC of WDS link node */
   #define WI_RID_MCAST_PM_BUF     0xFC17 /* PM buffering of mcast */
   #define WI_RID_ENCRYPTION       0xFC20 /* enable/disable WEP */
   #define WI_RID_AUTHTYPE         0xFC21 /* specify authentication type */
   #define WI_RID_P2_TX_CRYPT_KEY  0xFC23
   #define WI_RID_P2_CRYPT_KEY0    0xFC24
   #define WI_RID_P2_CRYPT_KEY1    0xFC25
   #define WI_RID_MICROWAVE_OVEN   0xFC25
   #define WI_RID_P2_CRYPT_KEY2    0xFC26
   #define WI_RID_P2_CRYPT_KEY3    0xFC27
   #define WI_RID_P2_ENCRYPTION    0xFC28
   #define  PRIVACY_INVOKED        0x01
   #define  EXCLUDE_UNENCRYPTED    0x02
   #define  HOST_ENCRYPT           0x10
   #define  IV_EVERY_FRAME         0x00    /* IV = Initialization Vector */
   #define  IV_EVERY10_FRAME       0x20    /* every 10 frame IV reuse */
   #define  IV_EVERY50_FRAME       0x40    /* every 50 frame IV reuse */
   #define  IV_EVERY100_FRAME      0x60    /* every 100 frame IV reuse */
   #define  HOST_DECRYPT           0x80
   #define WI_RID_WEP_MAPTABLE     0xFC29
   #define WI_RID_CNFAUTHMODE      0xFC2A
   #define WI_RID_ROAMING_MODE     0xFC2D
   #define WI_RID_OWN_BEACON_INT   0xFC33 /* beacon xmit time for BSS creation */
   #define WI_RID_CNF_DBM_ADJUST   0xFC46
   #define WI_RID_DBM_ADJUST       0xFC46 /* RSSI - WI_RID_DBM_ADJUST ~ dBm */
   #define WI_RID_BASIC_RATE       0xFCB3
   #define WI_RID_SUPPORT_RATE     0xFCB4
   
   /*
    * Network parameters, dynamic configuration entities
    */
   #define WI_RID_MCAST_LIST       0xFC80 /* list of multicast addrs */
   #define WI_RID_CREATE_IBSS      0xFC81 /* create IBSS */
   #define WI_RID_FRAG_THRESH      0xFC82 /* frag len, unicast msg xmit */
   #define WI_RID_RTS_THRESH       0xFC83 /* frame len for RTS/CTS handshake */
   #define WI_RID_TX_RATE          0xFC84 /* data rate for message xmit
                                           * 0 == Fixed 1mbps
                                           * 1 == Fixed 2mbps
                                           * 2 == auto fallback
                                           */
   #define WI_RID_PROMISC          0xFC85 /* enable promisc mode */
   #define WI_RID_FRAG_THRESH0     0xFC90
   #define WI_RID_FRAG_THRESH1     0xFC91
   #define WI_RID_FRAG_THRESH2     0xFC92
   #define WI_RID_FRAG_THRESH3     0xFC93
   #define WI_RID_FRAG_THRESH4     0xFC94
   #define WI_RID_FRAG_THRESH5     0xFC95
   #define WI_RID_FRAG_THRESH6     0xFC96
   #define WI_RID_RTS_THRESH0      0xFC97
   #define WI_RID_RTS_THRESH1      0xFC98
   #define WI_RID_RTS_THRESH2      0xFC99
   #define WI_RID_RTS_THRESH3      0xFC9A
   #define WI_RID_RTS_THRESH4      0xFC9B
   #define WI_RID_RTS_THRESH5      0xFC9C
   #define WI_RID_RTS_THRESH6      0xFC9D
   #define WI_RID_TX_RATE0         0xFC9E
   #define WI_RID_TX_RATE1         0xFC9F
   #define WI_RID_TX_RATE2         0xFCA0
   #define WI_RID_TX_RATE3         0xFCA1
   #define WI_RID_TX_RATE4         0xFCA2
   #define WI_RID_TX_RATE5         0xFCA3
   #define WI_RID_TX_RATE6         0xFCA4
   #define WI_RID_DEFLT_CRYPT_KEYS 0xFCB0
   #define WI_RID_TX_CRYPT_KEY     0xFCB1
   #define WI_RID_TICK_TIME        0xFCE0
   
   struct wi_key {
           u_int16_t               wi_keylen;
           u_int8_t                wi_keydat[14];
   };
   
   #define WI_NLTV_KEYS 4
   struct wi_ltv_keys {
           u_int16_t               wi_len;
           u_int16_t               wi_type;
           struct wi_key           wi_keys[WI_NLTV_KEYS];
   };
   
   /*
    * NIC information
    */
   #define WI_RID_DNLD_BUF         0xFD01
   #define WI_RID_MEMSZ            0xFD02 /* memory size info (XXX Lucent) */
                                           /* Looks like on lucnet pri firm too */
   #define WI_RID_PRI_IDENTITY     0xFD02 /* primary funcs firmware ident (PRISM2) */
   #define WI_RID_PRI_SUP_RANGE    0xFD03 /* primary supplier compatibility */
   #define WI_RID_CIF_ACT_RANGE    0xFD04 /* controller sup. compatibility */
   #define WI_RID_SERIALNO         0xFD0A /* card serial number */
   #define WI_RID_CARD_ID          0xFD0B /* card identification */
   #define WI_RID_MFI_SUP_RANGE    0xFD0C /* modem supplier compatibility */
   #define WI_RID_CFI_SUP_RANGE    0xFD0D /* controller sup. compatibility */
   #define WI_RID_CHANNEL_LIST     0xFD10 /* allowd comm. frequencies. */
   #define WI_RID_REG_DOMAINS      0xFD11 /* list of intendted regulatory doms */
   #define WI_RID_TEMP_TYPE        0xFD12 /* hw temp range code */
   #define WI_RID_CIS              0xFD13 /* PC card info struct */
   #define WI_RID_STA_IDENTITY     0xFD20 /* station funcs firmware ident */
   #define WI_RID_STA_SUP_RANGE    0xFD21 /* station supplier compat */
   #define WI_RID_MFI_ACT_RANGE    0xFD22
   #define WI_RID_SYMBOL_IDENTITY  0xFD24
   #define WI_RID_CFI_ACT_RANGE    0xFD33
   #define WI_RID_COMMQUAL         0xFD43
   #define WI_RID_SCALETHRESH      0xFD46
   #define WI_RID_PCF              0xFD87
   
   /*
    * MAC information
    */
   #define WI_RID_PORT_STAT        0xFD40 /* actual MAC port con control stat */
   #define WI_RID_CURRENT_SSID     0xFD41 /* ID of actually connected SS */
   #define WI_RID_CURRENT_BSSID    0xFD42 /* ID of actually connected BSS */
   #define WI_RID_COMMS_QUALITY    0xFD43 /* quality of BSS connection */
   #define WI_RID_CUR_TX_RATE      0xFD44 /* current TX rate */
   #define WI_RID_CUR_BEACON_INT   0xFD45 /* current beacon interval */
   #define WI_RID_CUR_SCALE_THRESH 0xFD46 /* actual system scane thresh setting */
   #define WI_RID_PROT_RESP_TIME   0xFD47 /* time to wait for resp to req msg */
   #define WI_RID_SHORT_RTR_LIM    0xFD48 /* max tx attempts for short frames */
   #define WI_RID_LONG_RTS_LIM     0xFD49 /* max tx attempts for long frames */
   #define WI_RID_MAX_TX_LIFE      0xFD4A /* max tx frame handling duration */
   #define WI_RID_MAX_RX_LIFE      0xFD4B /* max rx frame handling duration */
   #define WI_RID_CF_POLL          0xFD4C /* contention free pollable ind */
   #define WI_RID_AUTH_ALGS        0xFD4D /* auth algorithms available */
   #define WI_RID_AUTH_TYPE        0xFD4E /* availanle auth types */
   #define WI_RID_WEP_AVAIL        0xFD4F /* WEP privacy option available */
   #define WI_RID_DBM_COMMS_QUAL   0xFD51 /* CommQuality normalized to dBm */
   #define WI_RID_CUR_TX_RATE1     0xFD80
   #define WI_RID_CUR_TX_RATE2     0xFD81
   #define WI_RID_CUR_TX_RATE3     0xFD82
   #define WI_RID_CUR_TX_RATE4     0xFD83
   #define WI_RID_CUR_TX_RATE5     0xFD84
   #define WI_RID_CUR_TX_RATE6     0xFD85
   #define WI_RID_OWN_MAC          0xFD86 /* unique local MAC addr */
   #define WI_RID_PCI_INFO         0xFD87 /* point coordination func cap */
   
   /*
    * Scan Information
    */
   #define WI_RID_BCAST_SCAN_REQ   0xFCAB /* Broadcast Scan request (Symbol) */
   #define  BSCAN_5SEC             0x01
   #define  BSCAN_ONETIME          0x02
   #define  BSCAN_PASSIVE          0x40
   #define  BSCAN_BCAST            0x80
   #define WI_RID_SCAN_REQ         0xFCE1 /* Scan request (STA only) */
   #define WI_RID_JOIN_REQ         0xFCE2 /* Join request (STA only) */
   #define WI_RID_AUTH_STATION     0xFCE3 /* Authenticates Station (AP) */
   #define WI_RID_CHANNEL_REQ      0xFCE4 /* Channel Information Request (AP) */
   #define WI_RID_SCAN_RESULTS     0xFD88 /* Scan Results Table */
   
   struct wi_apinfo {
           int                     scanreason;     /* ScanReason */
           char                    bssid[6];       /* BSSID (mac address) */
           int                     channel;        /* Channel */
           int                     signal;         /* Signal level */
           int                     noise;          /* Average Noise Level*/
           int                     quality;        /* Quality */
           int                     namelen;        /* Length of SSID string */
           char                    name[32];       /* SSID string */
           int                     capinfo;        /* Capability info. */ 
           int                     interval;       /* BSS Beacon Interval */
           int                     rate;           /* Data Rate */
   };
   
   /*
    * Modem information
    */
   #define WI_RID_PHY_TYPE         0xFDC0 /* phys layer type indication */
   #define WI_RID_CURRENT_CHAN     0xFDC1 /* current frequency */
   #define WI_RID_PWR_STATE        0xFDC2 /* pwr consumption status */
   #define WI_RID_CCA_MODE         0xFDC3 /* clear chan assess mode indication */
   #define WI_RID_CCA_TIME         0xFDC4 /* clear chan assess time */
   #define WI_RID_MAC_PROC_DELAY   0xFDC5 /* MAC processing delay time */
   #define WI_RID_DATA_RATES       0xFDC6 /* supported data rates */
   
   /*
    * bsd-airtools v0.2 - source-mods v0.2 [common.h]
    * by h1kari - (c) Dachb0den Labs 2001
    */
   
   /*
    * Copyright (c) 2001 Dachb0den Labs.
    *      David Hulton <h1kari@dachb0den.com>.  All rights reserved.
    *
    * Redistribution and use in source and binary forms, with or without
    * modification, are permitted provided that the following conditions
    * are met:
    * 1. Redistributions of source code must retain the above copyright
    *    notice, this list of conditions and the following disclaimer.
    * 2. Redistributions in binary form must reproduce the above copyright
    *    notice, this list of conditions and the following disclaimer in the
    *    documentation and/or other materials provided with the distribution.
    * 3. All advertising materials mentioning features or use of this software
    *    must display the following acknowledgement:
    *      This product includes software developed by David Hulton.
    * 4. Neither the name of the author nor the names of any co-contributors
    *    may be used to endorse or promote products derived from this software
    *    without specific prior written permission.
    *
    * THIS SOFTWARE IS PROVIDED BY David Hulton AND CONTRIBUTORS ``AS IS'' AND
    * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    * ARE DISCLAIMED.  IN NO EVENT SHALL David Hulton OR THE VOICES IN HIS HEAD
    * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
    * THE POSSIBILITY OF SUCH DAMAGE.
    */
   
   /*
    * standard hermes recieve frame used by wavelan/prism2 cards
    */
   struct wi_rx_frame {
           /*
            * hermes prefix header. supplies information on the current status of
            * the network and various other statistics gathered from the
            * management/control frames as used internally.
            */
           u_int16_t       wi_status;
           u_int16_t       wi_ts0;
           u_int16_t       wi_ts1;
           u_int8_t        wi_silence;
           u_int8_t        wi_signal;
           u_int8_t        wi_rate;
           u_int8_t        wi_rx_flow;
           u_int16_t       wi_rsvd0;
           u_int16_t       wi_rsvd1;
           /*
            * standard 80211 frame header. all packets have to use this header as
            * per the AN9900 from intersil, even management/control. for
            * management packets, they just threw the header into the data field,
            * but for control packets the headers are lost in translation and
            * therefore not all control packet info can be displayed.
            */
           u_int16_t       wi_frame_ctl;
           u_int16_t       wi_id;
           u_int8_t        wi_addr1[6];
           u_int8_t        wi_addr2[6];
           u_int8_t        wi_addr3[6];
           u_int16_t       wi_seq_ctl;
           u_int8_t        wi_addr4[6];
           u_int16_t       wi_dat_len;
           /*
            * another wierdity with the drivers. they append a 802.3 header which
            * is somewhat redundant, since all the same data is provided in the
            * 802.11 header.
            */
           u_int8_t        wi_dst_addr[6];
           u_int8_t        wi_src_addr[6];
           u_int16_t       wi_len;
   };
   #define WI_DATA_HDRLEN          0x44
   #define WI_MGMT_HDRLEN          0x3C
   #define WI_CTL_HDRLEN           0x3C
   
   
   /*
    * all data packets have a snap (sub-network access protocol) header that
    * isn't entirely definied, but added for ethernet compatibility.
    */
   struct wi_snap_frame {
           u_int16_t       wi_dat[3];
           u_int16_t       wi_type;
   };
   
   
   /*
    * management frame headers
    * note: all management frames consist of a static header and variable length
    * fields.
    */
   
   /*
    * variable length field structure
    */
   struct wi_mgmt_var_hdr {
           u_int8_t        wi_code;
           u_int8_t        wi_len;
           u_int8_t        wi_data[256];
   };
   
   /*
    * management beacon frame prefix
    */
   struct wi_mgmt_beacon_hdr {
           u_int32_t       wi_ts0;
           u_int32_t       wi_ts1;
           u_int16_t       wi_interval;
           u_int16_t       wi_capinfo;
   };
   
   /*
    * ibss announcement traffic indication message (atim) frame
    * note: no parameters
    */
   
   /*
    * management disassociation frame
    */
   struct wi_mgmt_disas_hdr {
           u_int16_t       wi_reason;
   };
   
   /*
    * management association request frame prefix
    */
   struct wi_mgmt_asreq_hdr {
           u_int16_t       wi_capinfo;
           u_int16_t       wi_interval;
   };
   
   /*
    * management association response frame prefix
    */
   struct wi_mgmt_asresp_hdr {
           u_int16_t       wi_capinfo;
           u_int16_t       wi_status;
           u_int16_t       wi_aid;
   };
   
   /*
    * management reassociation request frame prefix
    */
   struct wi_mgmt_reasreq_hdr {
           u_int16_t       wi_capinfo;
           u_int16_t       wi_interval;
           u_int8_t        wi_currap[6];
   };
   
   /*
    * management reassociation response frame prefix
    */
   struct wi_mgmt_reasresp_hdr {
           u_int16_t       wi_capinfo;
           u_int16_t       wi_status;
           u_int16_t       wi_aid;
   };
   
   /*
    * management probe request frame prefix
    * note: no static parameters, only variable length
    */
   
   /*
    * management probe response frame prefix
    */
   struct wi_mgmt_proberesp_hdr {
           u_int32_t       wi_ts0;
           u_int32_t       wi_ts1;
           u_int16_t       wi_interval;
           u_int16_t       wi_capinfo;
   };
   
   /*
    * management authentication frame prefix
    */
   struct wi_mgmt_auth_hdr {
           u_int16_t       wi_algo;
           u_int16_t       wi_seq;
           u_int16_t       wi_status;
   };
   
   /*
    * management deauthentication frame
    */
   struct wi_mgmt_deauth_hdr {
           u_int16_t       wi_reason;
   };
   
   
   /*
    * rid configuration register definitions
    */
   #define WI_RID_SCAN_REQ         0xFCE1 /* scan request information */
   #define WI_RID_SCAN_RES         0xFD88 /* scan result information */
   
   #define WI_RID_PROCFRAME        0x3137 /* Return full frame information */
   #define WI_RID_PRISM2           0x3138 /* tell if we're a prism2 card or not */
   
   
   /*
    * 802.11 definitions
    */
   #define WI_STAT_BADCRC          0x0001
   #define WI_STAT_UNDECRYPTABLE   0x0002
   #define WI_STAT_ERRSTAT         0x0003
   #define WI_STAT_MAC_PORT        0x0700
   #define WI_STAT_1042            0x2000
   #define WI_STAT_TUNNEL          0x4000
   #define WI_STAT_WMP_MSG         0x6000
   #define WI_RXSTAT_MSG_TYPE      0xE000
   
   #define WI_FCTL_OPT_MASK        0xFF00
   #define WI_AID_SET              0xC000
   #define WI_AID_MASK             0x3FFF
   #define WI_SCTL_FRAGNUM_MASK    0x000F
   #define WI_SCTL_SEQNUM_MASK     0xFFF0
   
   #define WI_STAT_UNSPEC_FAIL     1
   #define WI_STAT_CAPINFO_FAIL    10
   #define WI_STAT_REAS_DENY       11
   #define WI_STAT_ASSOC_DENY      12
   #define WI_STAT_ALGO_FAIL       13
   #define WI_STAT_SEQ_FAIL        14
   #define WI_STAT_CHAL_FAIL       15
   #define WI_STAT_TOUT_FAIL       16
   #define WI_STAT_OVERL_DENY      17
   #define WI_STAT_RATE_DENY       18
   
   #define WI_FTYPE_MGMT           0x0000
   #define WI_FTYPE_CTL            0x0004
   #define WI_FTYPE_DATA           0x0008
   
   #define WI_FCTL_VERS            0x0002
   #define WI_FCTL_FTYPE           0x000C
   #define WI_FCTL_STYPE           0x00F0
   #define WI_FCTL_TODS            0x0100
   #define WI_FCTL_FROMDS          0x0200
   #define WI_FCTL_MOREFRAGS       0x0400
   #define WI_FCTL_RETRY           0x0800
   #define WI_FCTL_PM              0x1000
   #define WI_FCTL_MOREDATA        0x2000
   #define WI_FCTL_WEP             0x4000
   #define WI_FCTL_ORDER           0x8000
   
   #define WI_FCS_LEN              0x4 /* checksum length */
   
   
   /*
    * management definitions
    */
   #define WI_STYPE_MGMT_ASREQ     0x0000
   #define WI_STYPE_MGMT_ASRESP    0x0010
   #define WI_STYPE_MGMT_REASREQ   0x0020
   #define WI_STYPE_MGMT_REASRESP  0x0030
   #define WI_STYPE_MGMT_PROBEREQ  0x0040
   #define WI_STYPE_MGMT_PROBERESP 0x0050
   #define WI_STYPE_MGMT_BEACON    0x0080
   #define WI_STYPE_MGMT_ATIM      0x0090
   #define WI_STYPE_MGMT_DISAS     0x00A0
   #define WI_STYPE_MGMT_AUTH      0x00B0
   #define WI_STYPE_MGMT_DEAUTH    0x00C0
   
   #define WI_CAPINFO_ESS          0x01
   #define WI_CAPINFO_IBSS         0x02
   #define WI_CAPINFO_CFPOLL       0x04
   #define WI_CAPINFO_CFPOLLREQ    0x08
   #define WI_CAPINFO_PRIV         0x10
   
   #define WI_REASON_UNSPEC        1
   #define WI_REASON_AUTH_INVALID  2
   #define WI_REASON_DEAUTH_LEAVE  3
   #define WI_REASON_DISAS_INACT   4
   #define WI_REASON_DISAS_OVERL   5
   #define WI_REASON_CLASS2        6
   #define WI_REASON_CLASS3        7
   #define WI_REASON_DISAS_LEAVE   8
   #define WI_REASON_NOAUTH        9
   
   #define WI_VAR_SSID             0
   #define WI_VAR_SRATES           1
   #define WI_VAR_FH               2
   #define WI_VAR_DS               3
   #define WI_VAR_CF               4
   #define WI_VAR_TIM              5
   #define WI_VAR_IBSS             6
   #define WI_VAR_CHAL             16
   
   #define WI_VAR_SRATES_MASK      0x7F
   
   
   /*
    * control definitions
    */
   #define WI_STYPE_CTL_PSPOLL     0x00A0
   #define WI_STYPE_CTL_RTS        0x00B0
   #define WI_STYPE_CTL_CTS        0x00C0
   #define WI_STYPE_CTL_ACK        0x00D0
   #define WI_STYPE_CTL_CFEND      0x00E0
   #define WI_STYPE_CTL_CFENDCFACK 0x00F0
   
   
   /*
    * ap scanning structures
    */
   struct wi_scan_res {
           u_int16_t       wi_chan;
           u_int16_t       wi_noise;
           u_int16_t       wi_signal;
           u_int8_t        wi_bssid[6];
           u_int16_t       wi_interval;
           u_int16_t       wi_capinfo;
           u_int16_t       wi_ssid_len;
           u_int8_t        wi_ssid[32];
           u_int8_t        wi_srates[10];
           u_int8_t        wi_rate;
           u_int8_t        wi_rsvd;
   };
   #define WI_WAVELAN_RES_SIZE     50
   
   struct wi_scan_p2_hdr {
           u_int16_t       wi_rsvd;
           u_int16_t       wi_reason;
   };
   #define WI_PRISM2_RES_SIZE      62
   
   
   /*
    * prism2 debug mode definitions
    */
   #define SIOCSPRISM2DEBUG        _IOW('i', 137, struct ifreq)
   #define SIOCGPRISM2DEBUG        _IOWR('i', 138, struct ifreq)
   
   #define WI_DEBUG_RESET          0x00
   #define WI_DEBUG_INIT           0x01
   #define WI_DEBUG_SLEEP          0x02
   #define WI_DEBUG_WAKE           0x03
   #define WI_DEBUG_CHAN           0x08
   #define WI_DEBUG_DELAYSUPP      0x09
   #define WI_DEBUG_TXSUPP         0x0A
   #define WI_DEBUG_MONITOR        0x0B
   #define WI_DEBUG_LEDTEST        0x0C
   #define WI_DEBUG_CONTTX         0x0E
   #define WI_DEBUG_STOPTEST       0x0F
   #define WI_DEBUG_CONTRX         0x10
   #define WI_DEBUG_SIGSTATE       0x11
   #define WI_DEBUG_CALENABLE      0x13
   #define WI_DEBUG_CONFBITS       0x15
   
   #endif

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