/* src/prism2/driver/prism2mib.c
*
* Management request for mibset/mibget
*
* Copyright (C) 1999 AbsoluteValue Systems, Inc.  All Rights Reserved.
* --------------------------------------------------------------------
*
* linux-wlan
*
*   The contents of this file are subject to the Mozilla Public
*   License Version 1.1 (the "License"); you may not use this file
*   except in compliance with the License. You may obtain a copy of
*   the License at http://www.mozilla.org/MPL/
*
*   Software distributed under the License is distributed on an "AS
*   IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
*   implied. See the License for the specific language governing
*   rights and limitations under the License.
*
*   Alternatively, the contents of this file may be used under the
*   terms of the GNU Public License version 2 (the "GPL"), in which
*   case the provisions of the GPL are applicable instead of the
*   above.  If you wish to allow the use of your version of this file
*   only under the terms of the GPL and not to allow others to use
*   your version of this file under the MPL, indicate your decision
*   by deleting the provisions above and replace them with the notice
*   and other provisions required by the GPL.  If you do not delete
*   the provisions above, a recipient may use your version of this
*   file under either the MPL or the GPL.
*
* --------------------------------------------------------------------
*
* Inquiries regarding the linux-wlan Open Source project can be
* made directly to:
*
* AbsoluteValue Systems Inc.
* info@linux-wlan.com
* http://www.linux-wlan.com
*
* --------------------------------------------------------------------
*
* Portions of the development of this software were funded by
* Intersil Corporation as part of PRISM(R) chipset product development.
*
* --------------------------------------------------------------------
*
* The functions in this file handle the mibset/mibget management
* functions.
*
* --------------------------------------------------------------------
*/

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/types.h>
#include <linux/wireless.h>
#include <linux/netdevice.h>
#include <linux/io.h>
#include <linux/delay.h>
#include <asm/byteorder.h>
#include <linux/usb.h>
#include <linux/bitops.h>

#include "p80211types.h"
#include "p80211hdr.h"
#include "p80211mgmt.h"
#include "p80211conv.h"
#include "p80211msg.h"
#include "p80211netdev.h"
#include "p80211metadef.h"
#include "p80211metastruct.h"
#include "hfa384x.h"
#include "prism2mgmt.h"

#define MIB_TMP_MAXLEN    200   /* Max length of RID record (in bytes). */

#define  F_STA        0x1       /* MIB is supported on stations. */
#define  F_READ       0x2       /* MIB may be read. */
#define  F_WRITE      0x4       /* MIB may be written. */

struct mibrec {
        u32 did;
        u16 flag;
        u16 parm1;
        u16 parm2;
        u16 parm3;
        int (*func) (struct mibrec *mib,
                     int isget,
                     wlandevice_t *wlandev,
                     hfa384x_t *hw,
                     struct p80211msg_dot11req_mibset *msg, void *data);
};

static int prism2mib_bytearea2pstr(struct mibrec *mib,
                                   int isget,
                                   wlandevice_t *wlandev,
                                   hfa384x_t *hw,
                                   struct p80211msg_dot11req_mibset *msg,
                                   void *data);

static int prism2mib_uint32(struct mibrec *mib,
                            int isget,
                            wlandevice_t *wlandev,
                            hfa384x_t *hw,
                            struct p80211msg_dot11req_mibset *msg, void *data);

static int prism2mib_flag(struct mibrec *mib,
                          int isget,
                          wlandevice_t *wlandev,
                          hfa384x_t *hw,
                          struct p80211msg_dot11req_mibset *msg, void *data);

static int prism2mib_wepdefaultkey(struct mibrec *mib,
                                   int isget,
                                   wlandevice_t *wlandev,
                                   hfa384x_t *hw,
                                   struct p80211msg_dot11req_mibset *msg,
                                   void *data);

static int prism2mib_privacyinvoked(struct mibrec *mib,
                                    int isget,
                                    wlandevice_t *wlandev,
                                    hfa384x_t *hw,
                                    struct p80211msg_dot11req_mibset *msg,
                                    void *data);

static int prism2mib_excludeunencrypted(struct mibrec *mib,
                                        int isget,
                                        wlandevice_t *wlandev,
                                        hfa384x_t *hw,
                                        struct p80211msg_dot11req_mibset *msg,
                                        void *data);

static int prism2mib_fragmentationthreshold(struct mibrec *mib,
                                            int isget,
                                            wlandevice_t *wlandev,
                                            hfa384x_t *hw,
                                            struct p80211msg_dot11req_mibset *msg,
                                            void *data);

static int prism2mib_priv(struct mibrec *mib,
                          int isget,
                          wlandevice_t *wlandev,
                          hfa384x_t *hw,
                          struct p80211msg_dot11req_mibset *msg, void *data);

static struct mibrec mibtab[] = {

        /* dot11smt MIB's */
        {DIDmib_dot11smt_dot11WEPDefaultKeysTable_dot11WEPDefaultKey0,
         F_STA | F_WRITE,
         HFA384x_RID_CNFWEPDEFAULTKEY0, 0, 0,
         prism2mib_wepdefaultkey},
        {DIDmib_dot11smt_dot11WEPDefaultKeysTable_dot11WEPDefaultKey1,
         F_STA | F_WRITE,
         HFA384x_RID_CNFWEPDEFAULTKEY1, 0, 0,
         prism2mib_wepdefaultkey},
        {DIDmib_dot11smt_dot11WEPDefaultKeysTable_dot11WEPDefaultKey2,
         F_STA | F_WRITE,
         HFA384x_RID_CNFWEPDEFAULTKEY2, 0, 0,
         prism2mib_wepdefaultkey},
        {DIDmib_dot11smt_dot11WEPDefaultKeysTable_dot11WEPDefaultKey3,
         F_STA | F_WRITE,
         HFA384x_RID_CNFWEPDEFAULTKEY3, 0, 0,
         prism2mib_wepdefaultkey},
        {DIDmib_dot11smt_dot11PrivacyTable_dot11PrivacyInvoked,
         F_STA | F_READ | F_WRITE,
         HFA384x_RID_CNFWEPFLAGS, HFA384x_WEPFLAGS_PRIVINVOKED, 0,
         prism2mib_privacyinvoked},
        {DIDmib_dot11smt_dot11PrivacyTable_dot11WEPDefaultKeyID,
         F_STA | F_READ | F_WRITE,
         HFA384x_RID_CNFWEPDEFAULTKEYID, 0, 0,
         prism2mib_uint32},
        {DIDmib_dot11smt_dot11PrivacyTable_dot11ExcludeUnencrypted,
         F_STA | F_READ | F_WRITE,
         HFA384x_RID_CNFWEPFLAGS, HFA384x_WEPFLAGS_EXCLUDE, 0,
         prism2mib_excludeunencrypted},

        /* dot11mac MIB's */

        {DIDmib_dot11mac_dot11OperationTable_dot11MACAddress,
         F_STA | F_READ | F_WRITE,
         HFA384x_RID_CNFOWNMACADDR, HFA384x_RID_CNFOWNMACADDR_LEN, 0,
         prism2mib_bytearea2pstr},
        {DIDmib_dot11mac_dot11OperationTable_dot11RTSThreshold,
         F_STA | F_READ | F_WRITE,
         HFA384x_RID_RTSTHRESH, 0, 0,
         prism2mib_uint32},
        {DIDmib_dot11mac_dot11OperationTable_dot11ShortRetryLimit,
         F_STA | F_READ,
         HFA384x_RID_SHORTRETRYLIMIT, 0, 0,
         prism2mib_uint32},
        {DIDmib_dot11mac_dot11OperationTable_dot11LongRetryLimit,
         F_STA | F_READ,
         HFA384x_RID_LONGRETRYLIMIT, 0, 0,
         prism2mib_uint32},
        {DIDmib_dot11mac_dot11OperationTable_dot11FragmentationThreshold,
         F_STA | F_READ | F_WRITE,
         HFA384x_RID_FRAGTHRESH, 0, 0,
         prism2mib_fragmentationthreshold},
        {DIDmib_dot11mac_dot11OperationTable_dot11MaxTransmitMSDULifetime,
         F_STA | F_READ,
         HFA384x_RID_MAXTXLIFETIME, 0, 0,
         prism2mib_uint32},

        /* dot11phy MIB's */

        {DIDmib_dot11phy_dot11PhyDSSSTable_dot11CurrentChannel,
         F_STA | F_READ,
         HFA384x_RID_CURRENTCHANNEL, 0, 0,
         prism2mib_uint32},
        {DIDmib_dot11phy_dot11PhyTxPowerTable_dot11CurrentTxPowerLevel,
         F_STA | F_READ | F_WRITE,
         HFA384x_RID_TXPOWERMAX, 0, 0,
         prism2mib_uint32},

        /* p2Static MIB's */

        {DIDmib_p2_p2Static_p2CnfPortType,
         F_STA | F_READ | F_WRITE,
         HFA384x_RID_CNFPORTTYPE, 0, 0,
         prism2mib_uint32},

        /* p2MAC MIB's */

        {DIDmib_p2_p2MAC_p2CurrentTxRate,
         F_STA | F_READ,
         HFA384x_RID_CURRENTTXRATE, 0, 0,
         prism2mib_uint32},

        /* And finally, lnx mibs */
        {DIDmib_lnx_lnxConfigTable_lnxRSNAIE,
         F_STA | F_READ | F_WRITE,
         HFA384x_RID_CNFWPADATA, 0, 0,
         prism2mib_priv},
        {0, 0, 0, 0, 0, NULL}
};

/*----------------------------------------------------------------
* prism2mgmt_mibset_mibget
*
* Set the value of a mib item.
*
* Arguments:
*       wlandev         wlan device structure
*       msgp            ptr to msg buffer
*
* Returns:
*       0       success and done
*       <0      success, but we're waiting for something to finish.
*       >0      an error occurred while handling the message.
* Side effects:
*
* Call context:
*       process thread  (usually)
*       interrupt
----------------------------------------------------------------*/

int prism2mgmt_mibset_mibget(wlandevice_t *wlandev, void *msgp)
{
        hfa384x_t *hw = wlandev->priv;
        int result, isget;
        struct mibrec *mib;

        u16 which;

        struct p80211msg_dot11req_mibset *msg = msgp;
        p80211itemd_t *mibitem;

        msg->resultcode.status = P80211ENUM_msgitem_status_data_ok;
        msg->resultcode.data = P80211ENUM_resultcode_success;

        /*
         ** Determine if this is an Access Point or a station.
         */

        which = F_STA;

        /*
         ** Find the MIB in the MIB table.  Note that a MIB may be in the
         ** table twice...once for an AP and once for a station.  Make sure
         ** to get the correct one.  Note that DID=0 marks the end of the
         ** MIB table.
         */

        mibitem = (p80211itemd_t *) msg->mibattribute.data;

        for (mib = mibtab; mib->did != 0; mib++)
                if (mib->did == mibitem->did && (mib->flag & which))
                        break;

        if (mib->did == 0) {
                msg->resultcode.data = P80211ENUM_resultcode_not_supported;
                goto done;
        }

        /*
         ** Determine if this is a "mibget" or a "mibset".  If this is a
         ** "mibget", then make sure that the MIB may be read.  Otherwise,
         ** this is a "mibset" so make make sure that the MIB may be written.
         */

        isget = (msg->msgcode == DIDmsg_dot11req_mibget);

        if (isget) {
                if (!(mib->flag & F_READ)) {
                        msg->resultcode.data =
                            P80211ENUM_resultcode_cant_get_writeonly_mib;
                        goto done;
                }
        } else {
                if (!(mib->flag & F_WRITE)) {
                        msg->resultcode.data =
                            P80211ENUM_resultcode_cant_set_readonly_mib;
                        goto done;
                }
        }

        /*
         ** Execute the MIB function.  If things worked okay, then make
         ** sure that the MIB function also worked okay.  If so, and this
         ** is a "mibget", then the status value must be set for both the
         ** "mibattribute" parameter and the mib item within the data
         ** portion of the "mibattribute".
         */

        result = mib->func(mib, isget, wlandev, hw, msg, (void *)mibitem->data);

        if (msg->resultcode.data == P80211ENUM_resultcode_success) {
                if (result != 0) {
                        pr_debug("get/set failure, result=%d\n", result);
                        msg->resultcode.data =
                            P80211ENUM_resultcode_implementation_failure;
                } else {
                        if (isget) {
                                msg->mibattribute.status =
                                    P80211ENUM_msgitem_status_data_ok;
                                mibitem->status =
                                    P80211ENUM_msgitem_status_data_ok;
                        }
                }
        }

done:
        return 0;
}

/*----------------------------------------------------------------
* prism2mib_bytearea2pstr
*
* Get/set pstr data to/from a byte area.
*
* MIB record parameters:
*       parm1    Prism2 RID value.
*       parm2    Number of bytes of RID data.
*       parm3    Not used.
*
* Arguments:
*       mib      MIB record.
*       isget    MIBGET/MIBSET flag.
*       wlandev  wlan device structure.
*       priv     "priv" structure.
*       hw       "hw" structure.
*       msg      Message structure.
*       data     Data buffer.
*
* Returns:
*       0   - Success.
*       ~0  - Error.
*
----------------------------------------------------------------*/

static int prism2mib_bytearea2pstr(struct mibrec *mib,
                                   int isget,
                                   wlandevice_t *wlandev,
                                   hfa384x_t *hw,
                                   struct p80211msg_dot11req_mibset *msg,
                                   void *data)
{
        int result;
        p80211pstrd_t *pstr = (p80211pstrd_t *) data;
        u8 bytebuf[MIB_TMP_MAXLEN];

        if (isget) {
                result =
                    hfa384x_drvr_getconfig(hw, mib->parm1, bytebuf, mib->parm2);
                prism2mgmt_bytearea2pstr(bytebuf, pstr, mib->parm2);
        } else {
                memset(bytebuf, 0, mib->parm2);
                prism2mgmt_pstr2bytearea(bytebuf, pstr);
                result =
                    hfa384x_drvr_setconfig(hw, mib->parm1, bytebuf, mib->parm2);
        }

        return result;
}

/*----------------------------------------------------------------
* prism2mib_uint32
*
* Get/set uint32 data.
*
* MIB record parameters:
*       parm1    Prism2 RID value.
*       parm2    Not used.
*       parm3    Not used.
*
* Arguments:
*       mib      MIB record.
*       isget    MIBGET/MIBSET flag.
*       wlandev  wlan device structure.
*       priv     "priv" structure.
*       hw       "hw" structure.
*       msg      Message structure.
*       data     Data buffer.
*
* Returns:
*       0   - Success.
*       ~0  - Error.
*
----------------------------------------------------------------*/

static int prism2mib_uint32(struct mibrec *mib,
                            int isget,
                            wlandevice_t *wlandev,
                            hfa384x_t *hw,
                            struct p80211msg_dot11req_mibset *msg, void *data)
{
        int result;
        u32 *uint32 = (u32 *) data;
        u8 bytebuf[MIB_TMP_MAXLEN];
        u16 *wordbuf = (u16 *) bytebuf;

        if (isget) {
                result = hfa384x_drvr_getconfig16(hw, mib->parm1, wordbuf);
                *uint32 = *wordbuf;
        } else {
                *wordbuf = *uint32;
                result = hfa384x_drvr_setconfig16(hw, mib->parm1, *wordbuf);
        }

        return result;
}

/*----------------------------------------------------------------
* prism2mib_flag
*
* Get/set a flag.
*
* MIB record parameters:
*       parm1    Prism2 RID value.
*       parm2    Bit to get/set.
*       parm3    Not used.
*
* Arguments:
*       mib      MIB record.
*       isget    MIBGET/MIBSET flag.
*       wlandev  wlan device structure.
*       priv     "priv" structure.
*       hw       "hw" structure.
*       msg      Message structure.
*       data     Data buffer.
*
* Returns:
*       0   - Success.
*       ~0  - Error.
*
----------------------------------------------------------------*/

static int prism2mib_flag(struct mibrec *mib,
                          int isget,
                          wlandevice_t *wlandev,
                          hfa384x_t *hw,
                          struct p80211msg_dot11req_mibset *msg, void *data)
{
        int result;
        u32 *uint32 = (u32 *) data;
        u8 bytebuf[MIB_TMP_MAXLEN];
        u16 *wordbuf = (u16 *) bytebuf;
        u32 flags;

        result = hfa384x_drvr_getconfig16(hw, mib->parm1, wordbuf);
        if (result == 0) {
                flags = *wordbuf;
                if (isget) {
                        *uint32 = (flags & mib->parm2) ?
                            P80211ENUM_truth_true : P80211ENUM_truth_false;
                } else {
                        if ((*uint32) == P80211ENUM_truth_true)
                                flags |= mib->parm2;
                        else
                                flags &= ~mib->parm2;
                        *wordbuf = flags;
                        result =
                            hfa384x_drvr_setconfig16(hw, mib->parm1, *wordbuf);
                }
        }

        return result;
}

/*----------------------------------------------------------------
* prism2mib_wepdefaultkey
*
* Get/set WEP default keys.
*
* MIB record parameters:
*       parm1    Prism2 RID value.
*       parm2    Number of bytes of RID data.
*       parm3    Not used.
*
* Arguments:
*       mib      MIB record.
*       isget    MIBGET/MIBSET flag.
*       wlandev  wlan device structure.
*       priv     "priv" structure.
*       hw       "hw" structure.
*       msg      Message structure.
*       data     Data buffer.
*
* Returns:
*       0   - Success.
*       ~0  - Error.
*
----------------------------------------------------------------*/

static int prism2mib_wepdefaultkey(struct mibrec *mib,
                                   int isget,
                                   wlandevice_t *wlandev,
                                   hfa384x_t *hw,
                                   struct p80211msg_dot11req_mibset *msg,
                                   void *data)
{
        int result;
        p80211pstrd_t *pstr = (p80211pstrd_t *) data;
        u8 bytebuf[MIB_TMP_MAXLEN];
        u16 len;

        if (isget) {
                result = 0;     /* Should never happen. */
        } else {
                len = (pstr->len > 5) ? HFA384x_RID_CNFWEP128DEFAULTKEY_LEN :
                    HFA384x_RID_CNFWEPDEFAULTKEY_LEN;
                memset(bytebuf, 0, len);
                prism2mgmt_pstr2bytearea(bytebuf, pstr);
                result = hfa384x_drvr_setconfig(hw, mib->parm1, bytebuf, len);
        }

        return result;
}

/*----------------------------------------------------------------
* prism2mib_privacyinvoked
*
* Get/set the dot11PrivacyInvoked value.
*
* MIB record parameters:
*       parm1    Prism2 RID value.
*       parm2    Bit value for PrivacyInvoked flag.
*       parm3    Not used.
*
* Arguments:
*       mib      MIB record.
*       isget    MIBGET/MIBSET flag.
*       wlandev  wlan device structure.
*       priv     "priv" structure.
*       hw       "hw" structure.
*       msg      Message structure.
*       data     Data buffer.
*
* Returns:
*       0   - Success.
*       ~0  - Error.
*
----------------------------------------------------------------*/

static int prism2mib_privacyinvoked(struct mibrec *mib,
                                    int isget,
                                    wlandevice_t *wlandev,
                                    hfa384x_t *hw,
                                    struct p80211msg_dot11req_mibset *msg,
                                    void *data)
{
        int result;

        if (wlandev->hostwep & HOSTWEP_DECRYPT) {
                if (wlandev->hostwep & HOSTWEP_DECRYPT)
                        mib->parm2 |= HFA384x_WEPFLAGS_DISABLE_RXCRYPT;
                if (wlandev->hostwep & HOSTWEP_ENCRYPT)
                        mib->parm2 |= HFA384x_WEPFLAGS_DISABLE_TXCRYPT;
        }

        result = prism2mib_flag(mib, isget, wlandev, hw, msg, data);

        return result;
}

/*----------------------------------------------------------------
* prism2mib_excludeunencrypted
*
* Get/set the dot11ExcludeUnencrypted value.
*
* MIB record parameters:
*       parm1    Prism2 RID value.
*       parm2    Bit value for ExcludeUnencrypted flag.
*       parm3    Not used.
*
* Arguments:
*       mib      MIB record.
*       isget    MIBGET/MIBSET flag.
*       wlandev  wlan device structure.
*       priv     "priv" structure.
*       hw       "hw" structure.
*       msg      Message structure.
*       data     Data buffer.
*
* Returns:
*       0   - Success.
*       ~0  - Error.
*
----------------------------------------------------------------*/

static int prism2mib_excludeunencrypted(struct mibrec *mib,
                                        int isget,
                                        wlandevice_t *wlandev,
                                        hfa384x_t *hw,
                                        struct p80211msg_dot11req_mibset *msg,
                                        void *data)
{
        int result;

        result = prism2mib_flag(mib, isget, wlandev, hw, msg, data);

        return result;
}

/*----------------------------------------------------------------
* prism2mib_fragmentationthreshold
*
* Get/set the fragmentation threshold.
*
* MIB record parameters:
*       parm1    Prism2 RID value.
*       parm2    Not used.
*       parm3    Not used.
*
* Arguments:
*       mib      MIB record.
*       isget    MIBGET/MIBSET flag.
*       wlandev  wlan device structure.
*       priv     "priv" structure.
*       hw       "hw" structure.
*       msg      Message structure.
*       data     Data buffer.
*
* Returns:
*       0   - Success.
*       ~0  - Error.
*
----------------------------------------------------------------*/

static int prism2mib_fragmentationthreshold(struct mibrec *mib,
                                            int isget,
                                            wlandevice_t *wlandev,
                                            hfa384x_t *hw,
                                            struct p80211msg_dot11req_mibset *msg,
                                            void *data)
{
        int result;
        u32 *uint32 = (u32 *) data;

        if (!isget)
                if ((*uint32) % 2) {
                        printk(KERN_WARNING "Attempt to set odd number "
                               "FragmentationThreshold\n");
                        msg->resultcode.data =
                            P80211ENUM_resultcode_not_supported;
                        return 0;
                }

        result = prism2mib_uint32(mib, isget, wlandev, hw, msg, data);

        return result;
}

/*----------------------------------------------------------------
* prism2mib_priv
*
* Get/set values in the "priv" data structure.
*
* MIB record parameters:
*       parm1    Not used.
*       parm2    Not used.
*       parm3    Not used.
*
* Arguments:
*       mib      MIB record.
*       isget    MIBGET/MIBSET flag.
*       wlandev  wlan device structure.
*       priv     "priv" structure.
*       hw       "hw" structure.
*       msg      Message structure.
*       data     Data buffer.
*
* Returns:
*       0   - Success.
*       ~0  - Error.
*
----------------------------------------------------------------*/

static int prism2mib_priv(struct mibrec *mib,
                          int isget,
                          wlandevice_t *wlandev,
                          hfa384x_t *hw,
                          struct p80211msg_dot11req_mibset *msg, void *data)
{
        p80211pstrd_t *pstr = (p80211pstrd_t *) data;

        int result;

        switch (mib->did) {
        case DIDmib_lnx_lnxConfigTable_lnxRSNAIE:{
                        hfa384x_WPAData_t wpa;
                        if (isget) {
                                hfa384x_drvr_getconfig(hw,
                                                       HFA384x_RID_CNFWPADATA,
                                                       (u8 *) &wpa,
                                                       sizeof(wpa));
                                pstr->len = le16_to_cpu(wpa.datalen);
                                memcpy(pstr->data, wpa.data, pstr->len);
                        } else {
                                wpa.datalen = cpu_to_le16(pstr->len);
                                memcpy(wpa.data, pstr->data, pstr->len);

                                result =
                                    hfa384x_drvr_setconfig(hw,
                                                   HFA384x_RID_CNFWPADATA,
                                                   (u8 *) &wpa,
                                                   sizeof(wpa));
                        }
                        break;
                }
        default:
                printk(KERN_ERR "Unhandled DID 0x%08x\n", mib->did);
        }

        return 0;
}

/*----------------------------------------------------------------
* prism2mgmt_pstr2bytestr
*
* Convert the pstr data in the WLAN message structure into an hfa384x
* byte string format.
*
* Arguments:
*       bytestr         hfa384x byte string data type
*       pstr            wlan message data
*
* Returns:
*       Nothing
*
----------------------------------------------------------------*/

void prism2mgmt_pstr2bytestr(hfa384x_bytestr_t *bytestr, p80211pstrd_t *pstr)
{
        bytestr->len = cpu_to_le16((u16) (pstr->len));
        memcpy(bytestr->data, pstr->data, pstr->len);
}

/*----------------------------------------------------------------
* prism2mgmt_pstr2bytearea
*
* Convert the pstr data in the WLAN message structure into an hfa384x
* byte area format.
*
* Arguments:
*       bytearea        hfa384x byte area data type
*       pstr            wlan message data
*
* Returns:
*       Nothing
*
----------------------------------------------------------------*/

void prism2mgmt_pstr2bytearea(u8 *bytearea, p80211pstrd_t *pstr)
{
        memcpy(bytearea, pstr->data, pstr->len);
}

/*----------------------------------------------------------------
* prism2mgmt_bytestr2pstr
*
* Convert the data in an hfa384x byte string format into a
* pstr in the WLAN message.
*
* Arguments:
*       bytestr         hfa384x byte string data type
*       msg             wlan message
*
* Returns:
*       Nothing
*
----------------------------------------------------------------*/

void prism2mgmt_bytestr2pstr(hfa384x_bytestr_t *bytestr, p80211pstrd_t *pstr)
{
        pstr->len = (u8) (le16_to_cpu((u16) (bytestr->len)));
        memcpy(pstr->data, bytestr->data, pstr->len);
}

/*----------------------------------------------------------------
* prism2mgmt_bytearea2pstr
*
* Convert the data in an hfa384x byte area format into a pstr
* in the WLAN message.
*
* Arguments:
*       bytearea        hfa384x byte area data type
*       msg             wlan message
*
* Returns:
*       Nothing
*
----------------------------------------------------------------*/

void prism2mgmt_bytearea2pstr(u8 *bytearea, p80211pstrd_t *pstr, int len)
{
        pstr->len = (u8) len;
        memcpy(pstr->data, bytearea, len);
}