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Diffstat (limited to 'drivers/staging/wlan-ng/p80211req.c')
-rw-r--r--drivers/staging/wlan-ng/p80211req.c223
1 files changed, 0 insertions, 223 deletions
diff --git a/drivers/staging/wlan-ng/p80211req.c b/drivers/staging/wlan-ng/p80211req.c
deleted file mode 100644
index 6ec559ffd2f9..000000000000
--- a/drivers/staging/wlan-ng/p80211req.c
+++ /dev/null
@@ -1,223 +0,0 @@
-// SPDX-License-Identifier: (GPL-2.0 OR MPL-1.1)
-/*
- *
- * Request/Indication/MacMgmt interface handling functions
- *
- * Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved.
- * --------------------------------------------------------------------
- *
- * linux-wlan
- *
- * --------------------------------------------------------------------
- *
- * 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.
- *
- * --------------------------------------------------------------------
- *
- * This file contains the functions, types, and macros to support the
- * MLME request interface that's implemented via the device ioctls.
- *
- * --------------------------------------------------------------------
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/types.h>
-#include <linux/skbuff.h>
-#include <linux/wireless.h>
-#include <linux/netdevice.h>
-#include <linux/etherdevice.h>
-#include <net/sock.h>
-#include <linux/netlink.h>
-
-#include "p80211types.h"
-#include "p80211hdr.h"
-#include "p80211mgmt.h"
-#include "p80211conv.h"
-#include "p80211msg.h"
-#include "p80211netdev.h"
-#include "p80211ioctl.h"
-#include "p80211metadef.h"
-#include "p80211metastruct.h"
-#include "p80211req.h"
-
-static void p80211req_handlemsg(struct wlandevice *wlandev,
- struct p80211msg *msg);
-static void p80211req_mibset_mibget(struct wlandevice *wlandev,
- struct p80211msg_dot11req_mibget *mib_msg,
- int isget);
-
-static void p80211req_handle_action(struct wlandevice *wlandev, u32 *data,
- int isget, u32 flag)
-{
- if (isget) {
- if (wlandev->hostwep & flag)
- *data = P80211ENUM_truth_true;
- else
- *data = P80211ENUM_truth_false;
- } else {
- wlandev->hostwep &= ~flag;
- if (*data == P80211ENUM_truth_true)
- wlandev->hostwep |= flag;
- }
-}
-
-/*----------------------------------------------------------------
- * p80211req_dorequest
- *
- * Handles an MLME request/confirm message.
- *
- * Arguments:
- * wlandev WLAN device struct
- * msgbuf Buffer containing a request message
- *
- * Returns:
- * 0 on success, an errno otherwise
- *
- * Call context:
- * Potentially blocks the caller, so it's a good idea to
- * not call this function from an interrupt context.
- *----------------------------------------------------------------
- */
-int p80211req_dorequest(struct wlandevice *wlandev, u8 *msgbuf)
-{
- struct p80211msg *msg = (struct p80211msg *)msgbuf;
-
- /* Check to make sure the MSD is running */
- if (!((wlandev->msdstate == WLAN_MSD_HWPRESENT &&
- msg->msgcode == DIDMSG_LNXREQ_IFSTATE) ||
- wlandev->msdstate == WLAN_MSD_RUNNING ||
- wlandev->msdstate == WLAN_MSD_FWLOAD)) {
- return -ENODEV;
- }
-
- /* Check Permissions */
- if (!capable(CAP_NET_ADMIN) &&
- (msg->msgcode != DIDMSG_DOT11REQ_MIBGET)) {
- netdev_err(wlandev->netdev,
- "%s: only dot11req_mibget allowed for non-root.\n",
- wlandev->name);
- return -EPERM;
- }
-
- /* Check for busy status */
- if (test_and_set_bit(1, &wlandev->request_pending))
- return -EBUSY;
-
- /* Allow p80211 to look at msg and handle if desired. */
- /* So far, all p80211 msgs are immediate, no waitq/timer necessary */
- /* This may change. */
- p80211req_handlemsg(wlandev, msg);
-
- /* Pass it down to wlandev via wlandev->mlmerequest */
- if (wlandev->mlmerequest)
- wlandev->mlmerequest(wlandev, msg);
-
- clear_bit(1, &wlandev->request_pending);
- return 0; /* if result==0, msg->status still may contain an err */
-}
-
-/*----------------------------------------------------------------
- * p80211req_handlemsg
- *
- * p80211 message handler. Primarily looks for messages that
- * belong to p80211 and then dispatches the appropriate response.
- * TODO: we don't do anything yet. Once the linuxMIB is better
- * defined we'll need a get/set handler.
- *
- * Arguments:
- * wlandev WLAN device struct
- * msg message structure
- *
- * Returns:
- * nothing (any results are set in the status field of the msg)
- *
- * Call context:
- * Process thread
- *----------------------------------------------------------------
- */
-static void p80211req_handlemsg(struct wlandevice *wlandev,
- struct p80211msg *msg)
-{
- switch (msg->msgcode) {
- case DIDMSG_LNXREQ_HOSTWEP: {
- struct p80211msg_lnxreq_hostwep *req =
- (struct p80211msg_lnxreq_hostwep *)msg;
- wlandev->hostwep &=
- ~(HOSTWEP_DECRYPT | HOSTWEP_ENCRYPT);
- if (req->decrypt.data == P80211ENUM_truth_true)
- wlandev->hostwep |= HOSTWEP_DECRYPT;
- if (req->encrypt.data == P80211ENUM_truth_true)
- wlandev->hostwep |= HOSTWEP_ENCRYPT;
-
- break;
- }
- case DIDMSG_DOT11REQ_MIBGET:
- case DIDMSG_DOT11REQ_MIBSET: {
- int isget = (msg->msgcode == DIDMSG_DOT11REQ_MIBGET);
- struct p80211msg_dot11req_mibget *mib_msg =
- (struct p80211msg_dot11req_mibget *)msg;
- p80211req_mibset_mibget(wlandev, mib_msg, isget);
- break;
- }
- } /* switch msg->msgcode */
-}
-
-static void p80211req_mibset_mibget(struct wlandevice *wlandev,
- struct p80211msg_dot11req_mibget *mib_msg,
- int isget)
-{
- struct p80211itemd *mibitem =
- (struct p80211itemd *)mib_msg->mibattribute.data;
- struct p80211pstrd *pstr = (struct p80211pstrd *)mibitem->data;
- u8 *key = mibitem->data + sizeof(struct p80211pstrd);
-
- switch (mibitem->did) {
- case didmib_dot11smt_wepdefaultkeystable_key(1):
- case didmib_dot11smt_wepdefaultkeystable_key(2):
- case didmib_dot11smt_wepdefaultkeystable_key(3):
- case didmib_dot11smt_wepdefaultkeystable_key(4):
- if (!isget)
- wep_change_key(wlandev,
- P80211DID_ITEM(mibitem->did) - 1,
- key, pstr->len);
- break;
-
- case DIDMIB_DOT11SMT_PRIVACYTABLE_WEPDEFAULTKEYID: {
- u32 *data = (u32 *)mibitem->data;
-
- if (isget) {
- *data = wlandev->hostwep & HOSTWEP_DEFAULTKEY_MASK;
- } else {
- wlandev->hostwep &= ~(HOSTWEP_DEFAULTKEY_MASK);
- wlandev->hostwep |= (*data & HOSTWEP_DEFAULTKEY_MASK);
- }
- break;
- }
- case DIDMIB_DOT11SMT_PRIVACYTABLE_PRIVACYINVOKED: {
- u32 *data = (u32 *)mibitem->data;
-
- p80211req_handle_action(wlandev, data, isget,
- HOSTWEP_PRIVACYINVOKED);
- break;
- }
- case DIDMIB_DOT11SMT_PRIVACYTABLE_EXCLUDEUNENCRYPTED: {
- u32 *data = (u32 *)mibitem->data;
-
- p80211req_handle_action(wlandev, data, isget,
- HOSTWEP_EXCLUDEUNENCRYPTED);
- break;
- }
- }
-}