diff options
Diffstat (limited to 'drivers/staging/wlan-ng/prism2mgmt.c')
| -rw-r--r-- | drivers/staging/wlan-ng/prism2mgmt.c | 1315 |
1 files changed, 0 insertions, 1315 deletions
diff --git a/drivers/staging/wlan-ng/prism2mgmt.c b/drivers/staging/wlan-ng/prism2mgmt.c deleted file mode 100644 index d5737166564e..000000000000 --- a/drivers/staging/wlan-ng/prism2mgmt.c +++ /dev/null @@ -1,1315 +0,0 @@ -// SPDX-License-Identifier: (GPL-2.0 OR MPL-1.1) -/* - * - * Management request handler 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. - * - * -------------------------------------------------------------------- - * - * The functions in this file handle management requests sent from - * user mode. - * - * Most of these functions have two separate blocks of code that are - * conditional on whether this is a station or an AP. This is used - * to separate out the STA and AP responses to these management primitives. - * It's a choice (good, bad, indifferent?) to have the code in the same - * place so it's clear that the same primitive is implemented in both - * cases but has different behavior. - * - * -------------------------------------------------------------------- - */ - -#include <linux/if_arp.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/wait.h> -#include <linux/sched.h> -#include <linux/types.h> -#include <linux/wireless.h> -#include <linux/netdevice.h> -#include <linux/delay.h> -#include <linux/io.h> -#include <asm/byteorder.h> -#include <linux/random.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" - -/* Converts 802.11 format rate specifications to prism2 */ -static inline u16 p80211rate_to_p2bit(u32 rate) -{ - switch (rate & ~BIT(7)) { - case 2: - return BIT(0); - case 4: - return BIT(1); - case 11: - return BIT(2); - case 22: - return BIT(3); - default: - return 0; - } -} - -/*---------------------------------------------------------------- - * prism2mgmt_scan - * - * Initiate a scan for BSSs. - * - * This function corresponds to MLME-scan.request and part of - * MLME-scan.confirm. As far as I can tell in the standard, there - * are no restrictions on when a scan.request may be issued. We have - * to handle in whatever state the driver/MAC happen to be. - * - * 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_scan(struct wlandevice *wlandev, void *msgp) -{ - int result = 0; - struct hfa384x *hw = wlandev->priv; - struct p80211msg_dot11req_scan *msg = msgp; - u16 roamingmode, word; - int i, timeout; - int istmpenable = 0; - - struct hfa384x_host_scan_request_data scanreq; - - /* gatekeeper check */ - if (HFA384x_FIRMWARE_VERSION(hw->ident_sta_fw.major, - hw->ident_sta_fw.minor, - hw->ident_sta_fw.variant) < - HFA384x_FIRMWARE_VERSION(1, 3, 2)) { - netdev_err(wlandev->netdev, - "HostScan not supported with current firmware (<1.3.2).\n"); - result = 1; - msg->resultcode.data = P80211ENUM_resultcode_not_supported; - goto exit; - } - - memset(&scanreq, 0, sizeof(scanreq)); - - /* save current roaming mode */ - result = hfa384x_drvr_getconfig16(hw, - HFA384x_RID_CNFROAMINGMODE, - &roamingmode); - if (result) { - netdev_err(wlandev->netdev, - "getconfig(ROAMMODE) failed. result=%d\n", result); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - - /* drop into mode 3 for the scan */ - result = hfa384x_drvr_setconfig16(hw, - HFA384x_RID_CNFROAMINGMODE, - HFA384x_ROAMMODE_HOSTSCAN_HOSTROAM); - if (result) { - netdev_err(wlandev->netdev, - "setconfig(ROAMINGMODE) failed. result=%d\n", - result); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - - /* active or passive? */ - if (HFA384x_FIRMWARE_VERSION(hw->ident_sta_fw.major, - hw->ident_sta_fw.minor, - hw->ident_sta_fw.variant) > - HFA384x_FIRMWARE_VERSION(1, 5, 0)) { - if (msg->scantype.data != P80211ENUM_scantype_active) - word = msg->maxchanneltime.data; - else - word = 0; - - result = - hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFPASSIVESCANCTRL, - word); - if (result) { - netdev_warn(wlandev->netdev, - "Passive scan not supported with current firmware. (<1.5.1)\n"); - } - } - - /* set up the txrate to be 2MBPS. Should be fastest basicrate... */ - word = HFA384x_RATEBIT_2; - scanreq.tx_rate = cpu_to_le16(word); - - /* set up the channel list */ - word = 0; - for (i = 0; i < msg->channellist.data.len; i++) { - u8 channel = msg->channellist.data.data[i]; - - if (channel > 14) - continue; - /* channel 1 is BIT 0 ... channel 14 is BIT 13 */ - word |= (1 << (channel - 1)); - } - scanreq.channel_list = cpu_to_le16(word); - - /* set up the ssid, if present. */ - scanreq.ssid.len = cpu_to_le16(msg->ssid.data.len); - memcpy(scanreq.ssid.data, msg->ssid.data.data, msg->ssid.data.len); - - /* Enable the MAC port if it's not already enabled */ - result = hfa384x_drvr_getconfig16(hw, HFA384x_RID_PORTSTATUS, &word); - if (result) { - netdev_err(wlandev->netdev, - "getconfig(PORTSTATUS) failed. result=%d\n", result); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - if (word == HFA384x_PORTSTATUS_DISABLED) { - __le16 wordbuf[17]; - - result = hfa384x_drvr_setconfig16(hw, - HFA384x_RID_CNFROAMINGMODE, - HFA384x_ROAMMODE_HOSTSCAN_HOSTROAM); - if (result) { - netdev_err(wlandev->netdev, - "setconfig(ROAMINGMODE) failed. result=%d\n", - result); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - /* Construct a bogus SSID and assign it to OwnSSID and - * DesiredSSID - */ - wordbuf[0] = cpu_to_le16(WLAN_SSID_MAXLEN); - get_random_bytes(&wordbuf[1], WLAN_SSID_MAXLEN); - result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFOWNSSID, - wordbuf, - HFA384x_RID_CNFOWNSSID_LEN); - if (result) { - netdev_err(wlandev->netdev, "Failed to set OwnSSID.\n"); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFDESIREDSSID, - wordbuf, - HFA384x_RID_CNFDESIREDSSID_LEN); - if (result) { - netdev_err(wlandev->netdev, - "Failed to set DesiredSSID.\n"); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - /* bsstype */ - result = hfa384x_drvr_setconfig16(hw, - HFA384x_RID_CNFPORTTYPE, - HFA384x_PORTTYPE_IBSS); - if (result) { - netdev_err(wlandev->netdev, - "Failed to set CNFPORTTYPE.\n"); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - /* ibss options */ - result = hfa384x_drvr_setconfig16(hw, - HFA384x_RID_CREATEIBSS, - HFA384x_CREATEIBSS_JOINCREATEIBSS); - if (result) { - netdev_err(wlandev->netdev, - "Failed to set CREATEIBSS.\n"); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - result = hfa384x_drvr_enable(hw, 0); - if (result) { - netdev_err(wlandev->netdev, - "drvr_enable(0) failed. result=%d\n", - result); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - istmpenable = 1; - } - - /* Figure out our timeout first Kus, then HZ */ - timeout = msg->channellist.data.len * msg->maxchanneltime.data; - timeout = (timeout * HZ) / 1000; - - /* Issue the scan request */ - hw->scanflag = 0; - - result = hfa384x_drvr_setconfig(hw, - HFA384x_RID_HOSTSCAN, &scanreq, - sizeof(scanreq)); - if (result) { - netdev_err(wlandev->netdev, - "setconfig(SCANREQUEST) failed. result=%d\n", - result); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - - /* sleep until info frame arrives */ - wait_event_interruptible_timeout(hw->cmdq, hw->scanflag, timeout); - - msg->numbss.status = P80211ENUM_msgitem_status_data_ok; - if (hw->scanflag == -1) - hw->scanflag = 0; - - msg->numbss.data = hw->scanflag; - - hw->scanflag = 0; - - /* Disable port if we temporarily enabled it. */ - if (istmpenable) { - result = hfa384x_drvr_disable(hw, 0); - if (result) { - netdev_err(wlandev->netdev, - "drvr_disable(0) failed. result=%d\n", - result); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - } - - /* restore original roaming mode */ - result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFROAMINGMODE, - roamingmode); - if (result) { - netdev_err(wlandev->netdev, - "setconfig(ROAMMODE) failed. result=%d\n", result); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - goto exit; - } - - result = 0; - msg->resultcode.data = P80211ENUM_resultcode_success; - -exit: - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - - return result; -} - -/*---------------------------------------------------------------- - * prism2mgmt_scan_results - * - * Retrieve the BSS description for one of the BSSs identified in - * a scan. - * - * 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_scan_results(struct wlandevice *wlandev, void *msgp) -{ - int result = 0; - struct p80211msg_dot11req_scan_results *req; - struct hfa384x *hw = wlandev->priv; - struct hfa384x_hscan_result_sub *item = NULL; - - int count; - - req = msgp; - - req->resultcode.status = P80211ENUM_msgitem_status_data_ok; - - if (!hw->scanresults) { - netdev_err(wlandev->netdev, - "dot11req_scan_results can only be used after a successful dot11req_scan.\n"); - result = 2; - req->resultcode.data = P80211ENUM_resultcode_invalid_parameters; - goto exit; - } - - count = (hw->scanresults->framelen - 3) / 32; - if (count > HFA384x_SCANRESULT_MAX) - count = HFA384x_SCANRESULT_MAX; - - if (req->bssindex.data >= count) { - netdev_dbg(wlandev->netdev, - "requested index (%d) out of range (%d)\n", - req->bssindex.data, count); - result = 2; - req->resultcode.data = P80211ENUM_resultcode_invalid_parameters; - goto exit; - } - - item = &hw->scanresults->info.hscanresult.result[req->bssindex.data]; - /* signal and noise */ - req->signal.status = P80211ENUM_msgitem_status_data_ok; - req->noise.status = P80211ENUM_msgitem_status_data_ok; - req->signal.data = le16_to_cpu(item->sl); - req->noise.data = le16_to_cpu(item->anl); - - /* BSSID */ - req->bssid.status = P80211ENUM_msgitem_status_data_ok; - req->bssid.data.len = WLAN_BSSID_LEN; - memcpy(req->bssid.data.data, item->bssid, WLAN_BSSID_LEN); - - /* SSID */ - req->ssid.status = P80211ENUM_msgitem_status_data_ok; - req->ssid.data.len = le16_to_cpu(item->ssid.len); - req->ssid.data.len = min_t(u16, req->ssid.data.len, WLAN_SSID_MAXLEN); - memcpy(req->ssid.data.data, item->ssid.data, req->ssid.data.len); - - /* supported rates */ - for (count = 0; count < 10; count++) - if (item->supprates[count] == 0) - break; - - for (int i = 0; i < 8; i++) { - if (count > i && - DOT11_RATE5_ISBASIC_GET(item->supprates[i])) { - req->basicrate[i].data = item->supprates[i]; - req->basicrate[i].status = - P80211ENUM_msgitem_status_data_ok; - } - } - - for (int i = 0; i < 8; i++) { - if (count > i) { - req->supprate[i].data = item->supprates[i]; - req->supprate[i].status = - P80211ENUM_msgitem_status_data_ok; - } - } - - /* beacon period */ - req->beaconperiod.status = P80211ENUM_msgitem_status_data_ok; - req->beaconperiod.data = le16_to_cpu(item->bcnint); - - /* timestamps */ - req->timestamp.status = P80211ENUM_msgitem_status_data_ok; - req->timestamp.data = jiffies; - req->localtime.status = P80211ENUM_msgitem_status_data_ok; - req->localtime.data = jiffies; - - /* atim window */ - req->ibssatimwindow.status = P80211ENUM_msgitem_status_data_ok; - req->ibssatimwindow.data = le16_to_cpu(item->atim); - - /* Channel */ - req->dschannel.status = P80211ENUM_msgitem_status_data_ok; - req->dschannel.data = le16_to_cpu(item->chid); - - /* capinfo bits */ - count = le16_to_cpu(item->capinfo); - req->capinfo.status = P80211ENUM_msgitem_status_data_ok; - req->capinfo.data = count; - - /* privacy flag */ - req->privacy.status = P80211ENUM_msgitem_status_data_ok; - req->privacy.data = WLAN_GET_MGMT_CAP_INFO_PRIVACY(count); - - /* cfpollable */ - req->cfpollable.status = P80211ENUM_msgitem_status_data_ok; - req->cfpollable.data = WLAN_GET_MGMT_CAP_INFO_CFPOLLABLE(count); - - /* cfpollreq */ - req->cfpollreq.status = P80211ENUM_msgitem_status_data_ok; - req->cfpollreq.data = WLAN_GET_MGMT_CAP_INFO_CFPOLLREQ(count); - - /* bsstype */ - req->bsstype.status = P80211ENUM_msgitem_status_data_ok; - req->bsstype.data = (WLAN_GET_MGMT_CAP_INFO_ESS(count)) ? - P80211ENUM_bsstype_infrastructure : P80211ENUM_bsstype_independent; - - result = 0; - req->resultcode.data = P80211ENUM_resultcode_success; - -exit: - return result; -} - -/*---------------------------------------------------------------- - * prism2mgmt_start - * - * Start a BSS. Any station can do this for IBSS, only AP for ESS. - * - * 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_start(struct wlandevice *wlandev, void *msgp) -{ - int result = 0; - struct hfa384x *hw = wlandev->priv; - struct p80211msg_dot11req_start *msg = msgp; - - struct p80211pstrd *pstr; - u8 bytebuf[80]; - struct hfa384x_bytestr *p2bytestr = (struct hfa384x_bytestr *)bytebuf; - u16 word; - - wlandev->macmode = WLAN_MACMODE_NONE; - - /* Set the SSID */ - memcpy(&wlandev->ssid, &msg->ssid.data, sizeof(msg->ssid.data)); - - /*** ADHOC IBSS ***/ - /* see if current f/w is less than 8c3 */ - if (HFA384x_FIRMWARE_VERSION(hw->ident_sta_fw.major, - hw->ident_sta_fw.minor, - hw->ident_sta_fw.variant) < - HFA384x_FIRMWARE_VERSION(0, 8, 3)) { - /* Ad-Hoc not quite supported on Prism2 */ - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - msg->resultcode.data = P80211ENUM_resultcode_not_supported; - goto done; - } - - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - - /*** STATION ***/ - /* Set the REQUIRED config items */ - /* SSID */ - pstr = (struct p80211pstrd *)&msg->ssid.data; - prism2mgmt_pstr2bytestr(p2bytestr, pstr); - result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFOWNSSID, - bytebuf, HFA384x_RID_CNFOWNSSID_LEN); - if (result) { - netdev_err(wlandev->netdev, "Failed to set CnfOwnSSID\n"); - goto failed; - } - result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFDESIREDSSID, - bytebuf, - HFA384x_RID_CNFDESIREDSSID_LEN); - if (result) { - netdev_err(wlandev->netdev, "Failed to set CnfDesiredSSID\n"); - goto failed; - } - - /* bsstype - we use the default in the ap firmware */ - /* IBSS port */ - hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFPORTTYPE, 0); - - /* beacon period */ - word = msg->beaconperiod.data; - result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFAPBCNINT, word); - if (result) { - netdev_err(wlandev->netdev, - "Failed to set beacon period=%d.\n", word); - goto failed; - } - - /* dschannel */ - word = msg->dschannel.data; - result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFOWNCHANNEL, word); - if (result) { - netdev_err(wlandev->netdev, - "Failed to set channel=%d.\n", word); - goto failed; - } - /* Basic rates */ - word = p80211rate_to_p2bit(msg->basicrate1.data); - if (msg->basicrate2.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->basicrate2.data); - - if (msg->basicrate3.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->basicrate3.data); - - if (msg->basicrate4.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->basicrate4.data); - - if (msg->basicrate5.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->basicrate5.data); - - if (msg->basicrate6.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->basicrate6.data); - - if (msg->basicrate7.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->basicrate7.data); - - if (msg->basicrate8.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->basicrate8.data); - - result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFBASICRATES, word); - if (result) { - netdev_err(wlandev->netdev, - "Failed to set basicrates=%d.\n", word); - goto failed; - } - - /* Operational rates (supprates and txratecontrol) */ - word = p80211rate_to_p2bit(msg->operationalrate1.data); - if (msg->operationalrate2.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->operationalrate2.data); - - if (msg->operationalrate3.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->operationalrate3.data); - - if (msg->operationalrate4.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->operationalrate4.data); - - if (msg->operationalrate5.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->operationalrate5.data); - - if (msg->operationalrate6.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->operationalrate6.data); - - if (msg->operationalrate7.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->operationalrate7.data); - - if (msg->operationalrate8.status == P80211ENUM_msgitem_status_data_ok) - word |= p80211rate_to_p2bit(msg->operationalrate8.data); - - result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFSUPPRATES, word); - if (result) { - netdev_err(wlandev->netdev, - "Failed to set supprates=%d.\n", word); - goto failed; - } - - result = hfa384x_drvr_setconfig16(hw, HFA384x_RID_TXRATECNTL, word); - if (result) { - netdev_err(wlandev->netdev, "Failed to set txrates=%d.\n", - word); - goto failed; - } - - /* Set the macmode so the frame setup code knows what to do */ - if (msg->bsstype.data == P80211ENUM_bsstype_independent) { - wlandev->macmode = WLAN_MACMODE_IBSS_STA; - /* lets extend the data length a bit */ - hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFMAXDATALEN, 2304); - } - - /* Enable the Port */ - result = hfa384x_drvr_enable(hw, 0); - if (result) { - netdev_err(wlandev->netdev, - "Enable macport failed, result=%d.\n", result); - goto failed; - } - - msg->resultcode.data = P80211ENUM_resultcode_success; - - goto done; -failed: - netdev_dbg(wlandev->netdev, - "Failed to set a config option, result=%d\n", result); - msg->resultcode.data = P80211ENUM_resultcode_invalid_parameters; - -done: - return 0; -} - -/*---------------------------------------------------------------- - * prism2mgmt_readpda - * - * Collect the PDA data and put it in the message. - * - * 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) - *---------------------------------------------------------------- - */ -int prism2mgmt_readpda(struct wlandevice *wlandev, void *msgp) -{ - struct hfa384x *hw = wlandev->priv; - struct p80211msg_p2req_readpda *msg = msgp; - int result; - - /* We only support collecting the PDA when in the FWLOAD - * state. - */ - if (wlandev->msdstate != WLAN_MSD_FWLOAD) { - netdev_err(wlandev->netdev, - "PDA may only be read in the fwload state.\n"); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - } else { - /* Call drvr_readpda(), it handles the auxport enable - * and validating the returned PDA. - */ - result = hfa384x_drvr_readpda(hw, - msg->pda.data, - HFA384x_PDA_LEN_MAX); - if (result) { - netdev_err(wlandev->netdev, - "hfa384x_drvr_readpda() failed, result=%d\n", - result); - - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - msg->resultcode.status = - P80211ENUM_msgitem_status_data_ok; - return 0; - } - msg->pda.status = P80211ENUM_msgitem_status_data_ok; - msg->resultcode.data = P80211ENUM_resultcode_success; - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - } - - return 0; -} - -/*---------------------------------------------------------------- - * prism2mgmt_ramdl_state - * - * Establishes the beginning/end of a card RAM download session. - * - * It is expected that the ramdl_write() function will be called - * one or more times between the 'enable' and 'disable' calls to - * this function. - * - * Note: This function should not be called when a mac comm port - * is active. - * - * 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) - *---------------------------------------------------------------- - */ -int prism2mgmt_ramdl_state(struct wlandevice *wlandev, void *msgp) -{ - struct hfa384x *hw = wlandev->priv; - struct p80211msg_p2req_ramdl_state *msg = msgp; - - if (wlandev->msdstate != WLAN_MSD_FWLOAD) { - netdev_err(wlandev->netdev, - "ramdl_state(): may only be called in the fwload state.\n"); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - return 0; - } - - /* - ** Note: Interrupts are locked out if this is an AP and are NOT - ** locked out if this is a station. - */ - - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - if (msg->enable.data == P80211ENUM_truth_true) { - if (hfa384x_drvr_ramdl_enable(hw, msg->exeaddr.data)) { - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - } else { - msg->resultcode.data = P80211ENUM_resultcode_success; - } - } else { - hfa384x_drvr_ramdl_disable(hw); - msg->resultcode.data = P80211ENUM_resultcode_success; - } - - return 0; -} - -/*---------------------------------------------------------------- - * prism2mgmt_ramdl_write - * - * Writes a buffer to the card RAM using the download state. This - * is for writing code to card RAM. To just read or write raw data - * use the aux functions. - * - * 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) - *---------------------------------------------------------------- - */ -int prism2mgmt_ramdl_write(struct wlandevice *wlandev, void *msgp) -{ - struct hfa384x *hw = wlandev->priv; - struct p80211msg_p2req_ramdl_write *msg = msgp; - u32 addr; - u32 len; - u8 *buf; - - if (wlandev->msdstate != WLAN_MSD_FWLOAD) { - netdev_err(wlandev->netdev, - "ramdl_write(): may only be called in the fwload state.\n"); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - return 0; - } - - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - /* first validate the length */ - if (msg->len.data > sizeof(msg->data.data)) { - msg->resultcode.status = - P80211ENUM_resultcode_invalid_parameters; - return 0; - } - /* call the hfa384x function to do the write */ - addr = msg->addr.data; - len = msg->len.data; - buf = msg->data.data; - if (hfa384x_drvr_ramdl_write(hw, addr, buf, len)) - msg->resultcode.data = P80211ENUM_resultcode_refused; - - msg->resultcode.data = P80211ENUM_resultcode_success; - - return 0; -} - -/*---------------------------------------------------------------- - * prism2mgmt_flashdl_state - * - * Establishes the beginning/end of a card Flash download session. - * - * It is expected that the flashdl_write() function will be called - * one or more times between the 'enable' and 'disable' calls to - * this function. - * - * Note: This function should not be called when a mac comm port - * is active. - * - * 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) - *---------------------------------------------------------------- - */ -int prism2mgmt_flashdl_state(struct wlandevice *wlandev, void *msgp) -{ - int result = 0; - struct hfa384x *hw = wlandev->priv; - struct p80211msg_p2req_flashdl_state *msg = msgp; - - if (wlandev->msdstate != WLAN_MSD_FWLOAD) { - netdev_err(wlandev->netdev, - "flashdl_state(): may only be called in the fwload state.\n"); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - return 0; - } - - /* - ** Note: Interrupts are locked out if this is an AP and are NOT - ** locked out if this is a station. - */ - - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - if (msg->enable.data == P80211ENUM_truth_true) { - if (hfa384x_drvr_flashdl_enable(hw)) { - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - } else { - msg->resultcode.data = P80211ENUM_resultcode_success; - } - } else { - hfa384x_drvr_flashdl_disable(hw); - msg->resultcode.data = P80211ENUM_resultcode_success; - /* NOTE: At this point, the MAC is in the post-reset - * state and the driver is in the fwload state. - * We need to get the MAC back into the fwload - * state. To do this, we set the nsdstate to HWPRESENT - * and then call the ifstate function to redo everything - * that got us into the fwload state. - */ - wlandev->msdstate = WLAN_MSD_HWPRESENT; - result = prism2sta_ifstate(wlandev, P80211ENUM_ifstate_fwload); - if (result != P80211ENUM_resultcode_success) { - netdev_err(wlandev->netdev, - "prism2sta_ifstate(fwload) failed, P80211ENUM_resultcode=%d\n", - result); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - result = -1; - } - } - - return result; -} - -/*---------------------------------------------------------------- - * prism2mgmt_flashdl_write - * - * - * - * 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) - *---------------------------------------------------------------- - */ -int prism2mgmt_flashdl_write(struct wlandevice *wlandev, void *msgp) -{ - struct hfa384x *hw = wlandev->priv; - struct p80211msg_p2req_flashdl_write *msg = msgp; - u32 addr; - u32 len; - u8 *buf; - - if (wlandev->msdstate != WLAN_MSD_FWLOAD) { - netdev_err(wlandev->netdev, - "flashdl_write(): may only be called in the fwload state.\n"); - msg->resultcode.data = - P80211ENUM_resultcode_implementation_failure; - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - return 0; - } - - /* - ** Note: Interrupts are locked out if this is an AP and are NOT - ** locked out if this is a station. - */ - - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - /* first validate the length */ - if (msg->len.data > sizeof(msg->data.data)) { - msg->resultcode.status = - P80211ENUM_resultcode_invalid_parameters; - return 0; - } - /* call the hfa384x function to do the write */ - addr = msg->addr.data; - len = msg->len.data; - buf = msg->data.data; - if (hfa384x_drvr_flashdl_write(hw, addr, buf, len)) - msg->resultcode.data = P80211ENUM_resultcode_refused; - - msg->resultcode.data = P80211ENUM_resultcode_success; - - return 0; -} - -/*---------------------------------------------------------------- - * prism2mgmt_autojoin - * - * Associate with an ESS. - * - * 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_autojoin(struct wlandevice *wlandev, void *msgp) -{ - struct hfa384x *hw = wlandev->priv; - int result = 0; - u16 reg; - u16 port_type; - struct p80211msg_lnxreq_autojoin *msg = msgp; - struct p80211pstrd *pstr; - u8 bytebuf[256]; - struct hfa384x_bytestr *p2bytestr = (struct hfa384x_bytestr *)bytebuf; - - wlandev->macmode = WLAN_MACMODE_NONE; - - /* Set the SSID */ - memcpy(&wlandev->ssid, &msg->ssid.data, sizeof(msg->ssid.data)); - - /* Disable the Port */ - hfa384x_drvr_disable(hw, 0); - - /*** STATION ***/ - /* Set the TxRates */ - hfa384x_drvr_setconfig16(hw, HFA384x_RID_TXRATECNTL, 0x000f); - - /* Set the auth type */ - if (msg->authtype.data == P80211ENUM_authalg_sharedkey) - reg = HFA384x_CNFAUTHENTICATION_SHAREDKEY; - else - reg = HFA384x_CNFAUTHENTICATION_OPENSYSTEM; - - hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFAUTHENTICATION, reg); - - /* Set the ssid */ - memset(bytebuf, 0, 256); - pstr = (struct p80211pstrd *)&msg->ssid.data; - prism2mgmt_pstr2bytestr(p2bytestr, pstr); - result = hfa384x_drvr_setconfig(hw, HFA384x_RID_CNFDESIREDSSID, - bytebuf, - HFA384x_RID_CNFDESIREDSSID_LEN); - port_type = HFA384x_PORTTYPE_BSS; - /* Set the PortType */ - hfa384x_drvr_setconfig16(hw, HFA384x_RID_CNFPORTTYPE, port_type); - - /* Enable the Port */ - hfa384x_drvr_enable(hw, 0); - - /* Set the resultcode */ - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - msg->resultcode.data = P80211ENUM_resultcode_success; - - return result; -} - -/*---------------------------------------------------------------- - * prism2mgmt_wlansniff - * - * Start or stop sniffing. - * - * 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_wlansniff(struct wlandevice *wlandev, void *msgp) -{ - int result = 0; - struct p80211msg_lnxreq_wlansniff *msg = msgp; - - struct hfa384x *hw = wlandev->priv; - u16 word; - - msg->resultcode.status = P80211ENUM_msgitem_status_data_ok; - switch (msg->enable.data) { - case P80211ENUM_truth_false: - /* Confirm that we're in monitor mode */ - if (wlandev->netdev->type == ARPHRD_ETHER) { - msg->resultcode.data = - P80211ENUM_resultcode_invalid_parameters; - return 0; - } - /* Disable monitor mode */ - result = hfa384x_cmd_monitor(hw, HFA384x_MONITOR_DISABLE); - if (result) { - netdev_dbg(wlandev->netdev, - "failed to disable monitor mode, result=%d\n", - result); - goto failed; - } - /* Disable port 0 */ - result = hfa384x_drvr_disable(hw, 0); - if (result) { - netdev_dbg - (wlandev->netdev, - "failed to disable port 0 after sniffing, result=%d\n", - result); - goto failed; - } - /* Clear the driver state */ - wlandev->netdev->type = ARPHRD_ETHER; - - /* Restore the wepflags */ - result = hfa384x_drvr_setconfig16(hw, - HFA384x_RID_CNFWEPFLAGS, - hw->presniff_wepflags); - if (result) { - netdev_dbg - (wlandev->netdev, - "failed to restore wepflags=0x%04x, result=%d\n", - hw->presniff_wepflags, result); - goto failed; - } - - /* Set the port to its prior type and enable (if necessary) */ - if (hw->presniff_port_type != 0) { - word = hw->presniff_port_type; - result = hfa384x_drvr_setconfig16(hw, - HFA384x_RID_CNFPORTTYPE, - word); - if (result) { - netdev_dbg - (wlandev->netdev, - "failed to restore porttype, result=%d\n", - result); - goto failed; - } - - /* Enable the port */ - result = hfa384x_drvr_enable(hw, 0); - if (result) { - netdev_dbg(wlandev->netdev, - "failed to enable port to presniff setting, result=%d\n", - result); - goto failed; - } - } else { - result = hfa384x_drvr_disable(hw, 0); - } - - netdev_info(wlandev->netdev, "monitor mode disabled\n"); - msg->resultcode.data = P80211ENUM_resultcode_success; - return 0; - case P80211ENUM_truth_true: - /* Disable the port (if enabled), only check Port 0 */ - if (hw->port_enabled[0]) { - if (wlandev->netdev->type == ARPHRD_ETHER) { - /* Save macport 0 state */ - result = hfa384x_drvr_getconfig16(hw, - HFA384x_RID_CNFPORTTYPE, - &hw->presniff_port_type); - if (result) { - netdev_dbg - (wlandev->netdev, - "failed to read porttype, result=%d\n", - result); - goto failed; - } - /* Save the wepflags state */ - result = hfa384x_drvr_getconfig16(hw, - HFA384x_RID_CNFWEPFLAGS, - &hw->presniff_wepflags); - if (result) { - netdev_dbg - (wlandev->netdev, - "failed to read wepflags, result=%d\n", - result); - goto failed; - } - hfa384x_drvr_stop(hw); - result = hfa384x_drvr_start(hw); - if (result) { - netdev_dbg(wlandev->netdev, - "failed to restart the card for sniffing, result=%d\n", - result); - goto failed; - } - } else { - /* Disable the port */ - result = hfa384x_drvr_disable(hw, 0); - if (result) { - netdev_dbg(wlandev->netdev, - "failed to enable port for sniffing, result=%d\n", - result); - goto failed; - } - } - } else { - hw->presniff_port_type = 0; - } - - /* Set the channel we wish to sniff */ - word = msg->channel.data; - result = hfa384x_drvr_setconfig16(hw, - HFA384x_RID_CNFOWNCHANNEL, - word); - hw->sniff_channel = word; - - if (result) { - netdev_dbg(wlandev->netdev, - "failed to set channel %d, result=%d\n", - word, result); - goto failed; - } - - /* Now if we're already sniffing, we can skip the rest */ - if (wlandev->netdev->type != ARPHRD_ETHER) { - /* Set the port type to pIbss */ - word = HFA384x_PORTTYPE_PSUEDOIBSS; - result = hfa384x_drvr_setconfig16(hw, - HFA384x_RID_CNFPORTTYPE, - word); - if (result) { - netdev_dbg - (wlandev->netdev, - "failed to set porttype %d, result=%d\n", - word, result); - goto failed; - } - if ((msg->keepwepflags.status == - P80211ENUM_msgitem_status_data_ok) && - (msg->keepwepflags.data != P80211ENUM_truth_true)) { - /* Set the wepflags for no decryption */ - word = HFA384x_WEPFLAGS_DISABLE_TXCRYPT | - HFA384x_WEPFLAGS_DISABLE_RXCRYPT; - result = - hfa384x_drvr_setconfig16(hw, - HFA384x_RID_CNFWEPFLAGS, - word); - } - - if (result) { - netdev_dbg - (wlandev->netdev, - "failed to set wepflags=0x%04x, result=%d\n", - word, result); - goto failed; - } - } - - /* Do we want to strip the FCS in monitor mode? */ - if ((msg->stripfcs.status == - P80211ENUM_msgitem_status_data_ok) && - (msg->stripfcs.data == P80211ENUM_truth_true)) { - hw->sniff_fcs = 0; - } else { - hw->sniff_fcs = 1; - } - - /* Do we want to truncate the packets? */ - if (msg->packet_trunc.status == - P80211ENUM_msgitem_status_data_ok) { - hw->sniff_truncate = msg->packet_trunc.data; - } else { - hw->sniff_truncate = 0; - } - - /* Enable the port */ - result = hfa384x_drvr_enable(hw, 0); - if (result) { - netdev_dbg - (wlandev->netdev, - "failed to enable port for sniffing, result=%d\n", - result); - goto failed; - } - /* Enable monitor mode */ - result = hfa384x_cmd_monitor(hw, HFA384x_MONITOR_ENABLE); - if (result) { - netdev_dbg(wlandev->netdev, - "failed to enable monitor mode, result=%d\n", - result); - goto failed; - } - - if (wlandev->netdev->type == ARPHRD_ETHER) - netdev_info(wlandev->netdev, "monitor mode enabled\n"); - - /* Set the driver state */ - /* Do we want the prism2 header? */ - if ((msg->prismheader.status == - P80211ENUM_msgitem_status_data_ok) && - (msg->prismheader.data == P80211ENUM_truth_true)) { - hw->sniffhdr = 0; - wlandev->netdev->type = ARPHRD_IEEE80211_PRISM; - } else if ((msg->wlanheader.status == - P80211ENUM_msgitem_status_data_ok) && - (msg->wlanheader.data == P80211ENUM_truth_true)) { - hw->sniffhdr = 1; - wlandev->netdev->type = ARPHRD_IEEE80211_PRISM; - } else { - wlandev->netdev->type = ARPHRD_IEEE80211; - } - - msg->resultcode.data = P80211ENUM_resultcode_success; - return 0; - default: - msg->resultcode.data = P80211ENUM_resultcode_invalid_parameters; - return 0; - } - -failed: - msg->resultcode.data = P80211ENUM_resultcode_refused; - return 0; -} |