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linux-stable/drivers/staging/wlan-ng/prism2mib.c
Solomon Peachy 56afef56eb Staging: wlan-ng: Purge all MIBs not used internally. 
The next step is to bypass the MIB calling mechanism altogether and just
invoke the hardware directly where needed, but at least now the list has
been paired down considerably.

Signed-off-by: Solomon Peachy <pizza@shaftnet.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-06 13:51:58 -08:00

1135 lines
29 KiB
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Raw Blame History

/* 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.
*
* --------------------------------------------------------------------
*/
/*================================================================*/
/* System Includes */
#define WLAN_DBVAR prism2_debug
#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/wireless.h>
#include <linux/netdevice.h>
#include <asm/io.h>
#include <linux/delay.h>
#include <asm/byteorder.h>
#include <linux/usb.h>
/*================================================================*/
/* Project Includes */
#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"
/*================================================================*/
/* Local Constants */
#define MIB_TMP_MAXLEN 200 /* Max length of RID record (in bytes). */
/*================================================================*/
/* Local Types */
#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. */
typedef 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,
p80211msg_dot11req_mibset_t *msg,
void *data);
} mibrec_t;
/*================================================================*/
/* Local Function Declarations */
static int prism2mib_bytearea2pstr(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data);
static int prism2mib_uint32(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data);
static int prism2mib_flag(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data);
static int prism2mib_wepdefaultkey(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data);
static int prism2mib_privacyinvoked(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data);
static int prism2mib_excludeunencrypted(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data);
static int prism2mib_fragmentationthreshold(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data);
static int prism2mib_priv(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data);
/*================================================================*/
/* Local Static Definitions */
static mibrec_t 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}};
/*================================================================*/
/* Function Definitions */
/*----------------------------------------------------------------
* 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;
mibrec_t *mib;
u16 which;
p80211msg_dot11req_mibset_t *msg = msgp;
p80211itemd_t *mibitem;
DBFENTER;
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) {
WLAN_LOG_DEBUG(1, "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:
DBFEXIT;
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(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data)
{
int result;
p80211pstrd_t *pstr = (p80211pstrd_t*) data;
u8 bytebuf[MIB_TMP_MAXLEN];
DBFENTER;
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);
}
DBFEXIT;
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(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data)
{
int result;
u32 *uint32 = (u32*) data;
u8 bytebuf[MIB_TMP_MAXLEN];
u16 *wordbuf = (u16*) bytebuf;
DBFENTER;
if (isget) {
result = hfa384x_drvr_getconfig16(hw, mib->parm1, wordbuf);
*uint32 = *wordbuf;
/* [MSM] Removed, getconfig16 returns the value in host order.
* prism2mgmt_prism2int2p80211int(wordbuf, uint32);
*/
} else {
/* [MSM] Removed, setconfig16 expects host order.
* prism2mgmt_p80211int2prism2int(wordbuf, uint32);
*/
*wordbuf = *uint32;
result = hfa384x_drvr_setconfig16(hw, mib->parm1, *wordbuf);
}
DBFEXIT;
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(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data)
{
int result;
u32 *uint32 = (u32*) data;
u8 bytebuf[MIB_TMP_MAXLEN];
u16 *wordbuf = (u16*) bytebuf;
u32 flags;
DBFENTER;
result = hfa384x_drvr_getconfig16(hw, mib->parm1, wordbuf);
if (result == 0) {
/* [MSM] Removed, getconfig16 returns the value in host order.
* prism2mgmt_prism2int2p80211int(wordbuf, &flags);
*/
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;
/* [MSM] Removed, setconfig16 expects host order.
* prism2mgmt_p80211int2prism2int(wordbuf, &flags);
*/
*wordbuf = flags;
result = hfa384x_drvr_setconfig16(hw, mib->parm1, *wordbuf);
}
}
DBFEXIT;
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(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data)
{
int result;
p80211pstrd_t *pstr = (p80211pstrd_t*) data;
u8 bytebuf[MIB_TMP_MAXLEN];
u16 len;
DBFENTER;
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);
}
DBFEXIT;
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(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data)
{
int result;
DBFENTER;
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);
DBFEXIT;
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(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data)
{
int result;
DBFENTER;
result = prism2mib_flag(mib, isget, wlandev, hw, msg, data);
DBFEXIT;
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(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data)
{
int result;
u32 *uint32 = (u32*) data;
DBFENTER;
if (!isget)
if ((*uint32) % 2) {
WLAN_LOG_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);
DBFEXIT;
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(
mibrec_t *mib,
int isget,
wlandevice_t *wlandev,
hfa384x_t *hw,
p80211msg_dot11req_mibset_t *msg,
void *data)
{
p80211pstrd_t *pstr = (p80211pstrd_t*) data;
int result;
DBFENTER;
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 = hfa384x2host_16(wpa.datalen);
memcpy(pstr->data, wpa.data, pstr->len);
} else {
wpa.datalen = host2hfa384x_16(pstr->len);
memcpy(wpa.data, pstr->data, pstr->len);
result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFWPADATA,
(u8 *) &wpa, sizeof(wpa));
}
break;
}
default:
WLAN_LOG_ERROR("Unhandled DID 0x%08x\n", mib->did);
}
DBFEXIT;
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)
{
DBFENTER;
bytestr->len = host2hfa384x_16((u16)(pstr->len));
memcpy(bytestr->data, pstr->data, pstr->len);
DBFEXIT;
}
/*----------------------------------------------------------------
* 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)
{
DBFENTER;
memcpy(bytearea, pstr->data, pstr->len);
DBFEXIT;
}
/*----------------------------------------------------------------
* 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)
{
DBFENTER;
pstr->len = (u8)(hfa384x2host_16((u16)(bytestr->len)));
memcpy(pstr->data, bytestr->data, pstr->len);
DBFEXIT;
}
/*----------------------------------------------------------------
* 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)
{
DBFENTER;
pstr->len = (u8)len;
memcpy(pstr->data, bytearea, len);
DBFEXIT;
}
/*----------------------------------------------------------------
* prism2mgmt_prism2int2p80211int
*
* Convert an hfa384x integer into a wlan integer
*
* Arguments:
* prism2enum pointer to hfa384x integer
* wlanenum pointer to p80211 integer
*
* Returns:
* Nothing
*
----------------------------------------------------------------*/
void prism2mgmt_prism2int2p80211int(u16 *prism2int, u32 *wlanint)
{
DBFENTER;
*wlanint = (u32)hfa384x2host_16(*prism2int);
DBFEXIT;
}
/*----------------------------------------------------------------
* prism2mgmt_p80211int2prism2int
*
* Convert a wlan integer into an hfa384x integer
*
* Arguments:
* prism2enum pointer to hfa384x integer
* wlanenum pointer to p80211 integer
*
* Returns:
* Nothing
*
----------------------------------------------------------------*/
void prism2mgmt_p80211int2prism2int(u16 *prism2int, u32 *wlanint)
{
DBFENTER;
*prism2int = host2hfa384x_16((u16)(*wlanint));
DBFEXIT;
}
/*----------------------------------------------------------------
* prism2mgmt_prism2enum2p80211enum
*
* Convert the hfa384x enumerated int into a p80211 enumerated int
*
* Arguments:
* prism2enum pointer to hfa384x integer
* wlanenum pointer to p80211 integer
* rid hfa384x record id
*
* Returns:
* Nothing
*
----------------------------------------------------------------*/
void prism2mgmt_prism2enum2p80211enum(u16 *prism2enum, u32 *wlanenum, u16 rid)
{
DBFENTER;
/* At the moment, the need for this functionality hasn't
presented itself. All the wlan enumerated values are
a 1-to-1 match against the Prism2 enumerated values*/
DBFEXIT;
return;
}
/*----------------------------------------------------------------
* prism2mgmt_p80211enum2prism2enum
*
* Convert the p80211 enumerated int into an hfa384x enumerated int
*
* Arguments:
* prism2enum pointer to hfa384x integer
* wlanenum pointer to p80211 integer
* rid hfa384x record id
*
* Returns:
* Nothing
*
----------------------------------------------------------------*/
void prism2mgmt_p80211enum2prism2enum(u16 *prism2enum, u32 *wlanenum, u16 rid)
{
DBFENTER;
/* At the moment, the need for this functionality hasn't
presented itself. All the wlan enumerated values are
a 1-to-1 match against the Prism2 enumerated values*/
DBFEXIT;
return;
}
/*----------------------------------------------------------------
* prism2mgmt_get_oprateset
*
* Convert the hfa384x bit area into a wlan octet string.
*
* Arguments:
* rate Prism2 bit area
* pstr wlan octet string
*
* Returns:
* Nothing
*
----------------------------------------------------------------*/
void prism2mgmt_get_oprateset(u16 *rate, p80211pstrd_t *pstr)
{
u8 len;
u8 *datarate;
DBFENTER;
len = 0;
datarate = pstr->data;
/* 1 Mbps */
if ( BIT0 & (*rate) ) {
len += (u8)1;
*datarate = (u8)2;
datarate++;
}
/* 2 Mbps */
if ( BIT1 & (*rate) ) {
len += (u8)1;
*datarate = (u8)4;
datarate++;
}
/* 5.5 Mbps */
if ( BIT2 & (*rate) ) {
len += (u8)1;
*datarate = (u8)11;
datarate++;
}
/* 11 Mbps */
if ( BIT3 & (*rate) ) {
len += (u8)1;
*datarate = (u8)22;
datarate++;
}
pstr->len = len;
DBFEXIT;
return;
}
/*----------------------------------------------------------------
* prism2mgmt_set_oprateset
*
* Convert the wlan octet string into an hfa384x bit area.
*
* Arguments:
* rate Prism2 bit area
* pstr wlan octet string
*
* Returns:
* Nothing
*
----------------------------------------------------------------*/
void prism2mgmt_set_oprateset(u16 *rate, p80211pstrd_t *pstr)
{
u8 *datarate;
int i;
DBFENTER;
*rate = 0;
datarate = pstr->data;
for ( i=0; i < pstr->len; i++, datarate++ ) {
switch (*datarate) {
case 2: /* 1 Mbps */
*rate |= BIT0;
break;
case 4: /* 2 Mbps */
*rate |= BIT1;
break;
case 11: /* 5.5 Mbps */
*rate |= BIT2;
break;
case 22: /* 11 Mbps */
*rate |= BIT3;
break;
default:
WLAN_LOG_DEBUG(1, "Unrecoginzed Rate of %d\n",
*datarate);
break;
}
}
DBFEXIT;
return;
}
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