diff options
Diffstat (limited to 'drivers/staging/wlan-ng/p80211req.c')
| -rw-r--r-- | drivers/staging/wlan-ng/p80211req.c | 189 |
1 files changed, 96 insertions, 93 deletions
diff --git a/drivers/staging/wlan-ng/p80211req.c b/drivers/staging/wlan-ng/p80211req.c index d43e85b5d49b..621df98183bf 100644 --- a/drivers/staging/wlan-ng/p80211req.c +++ b/drivers/staging/wlan-ng/p80211req.c @@ -1,54 +1,54 @@ /* src/p80211/p80211req.c -* -* Request/Indication/MacMgmt interface handling functions -* -* 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. -* -* -------------------------------------------------------------------- -* -* This file contains the functions, types, and macros to support the -* MLME request interface that's implemented via the device ioctls. -* -* -------------------------------------------------------------------- -*/ + * + * Request/Indication/MacMgmt interface handling functions + * + * 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. + * + * -------------------------------------------------------------------- + * + * 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> @@ -72,10 +72,11 @@ #include "p80211metastruct.h" #include "p80211req.h" -static void p80211req_handlemsg(struct wlandevice *wlandev, struct p80211msg *msg); +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); + struct p80211msg_dot11req_mibget *mib_msg, + int isget); static void p80211req_handle_action(struct wlandevice *wlandev, u32 *data, int isget, u32 flag) @@ -93,21 +94,22 @@ static void p80211req_handle_action(struct wlandevice *wlandev, u32 *data, } /*---------------------------------------------------------------- -* 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. -----------------------------------------------------------------*/ + * 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; @@ -122,7 +124,7 @@ int p80211req_dorequest(struct wlandevice *wlandev, u8 *msgbuf) /* Check Permissions */ if (!capable(CAP_NET_ADMIN) && - (msg->msgcode != DIDmsg_dot11req_mibget)) { + (msg->msgcode != DIDmsg_dot11req_mibget)) { netdev_err(wlandev->netdev, "%s: only dot11req_mibget allowed for non-root.\n", wlandev->name); @@ -130,7 +132,7 @@ int p80211req_dorequest(struct wlandevice *wlandev, u8 *msgbuf) } /* Check for busy status */ - if (test_and_set_bit(1, &(wlandev->request_pending))) + if (test_and_set_bit(1, &wlandev->request_pending)) return -EBUSY; /* Allow p80211 to look at msg and handle if desired. */ @@ -139,35 +141,36 @@ int p80211req_dorequest(struct wlandevice *wlandev, u8 *msgbuf) p80211req_handlemsg(wlandev, msg); /* Pass it down to wlandev via wlandev->mlmerequest */ - if (wlandev->mlmerequest != NULL) + if (wlandev->mlmerequest) wlandev->mlmerequest(wlandev, msg); - clear_bit(1, &(wlandev->request_pending)); + 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) + * 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; @@ -192,8 +195,8 @@ static void p80211req_handlemsg(struct wlandevice *wlandev, struct p80211msg *ms } static void p80211req_mibset_mibget(struct wlandevice *wlandev, - struct p80211msg_dot11req_mibget *mib_msg, - int isget) + struct p80211msg_dot11req_mibget *mib_msg, + int isget) { struct p80211itemd *mibitem = (struct p80211itemd *)mib_msg->mibattribute.data; struct p80211pstrd *pstr = (struct p80211pstrd *)mibitem->data; |