diff options
Diffstat (limited to 'drivers/staging/rtl8712/rtl871x_ioctl_set.c')
| -rw-r--r-- | drivers/staging/rtl8712/rtl871x_ioctl_set.c | 379 |
1 files changed, 379 insertions, 0 deletions
diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_set.c b/drivers/staging/rtl8712/rtl871x_ioctl_set.c new file mode 100644 index 0000000..8b1451d --- /dev/null +++ b/drivers/staging/rtl8712/rtl871x_ioctl_set.c @@ -0,0 +1,379 @@ +/****************************************************************************** + * rtl871x_ioctl_set.c + * + * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. + * Linux device driver for RTL8192SU + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * Modifications for inclusion into the Linux staging tree are + * Copyright(c) 2010 Larry Finger. All rights reserved. + * + * Contact information: + * WLAN FAE <wlanfae@realtek.com> + * Larry Finger <Larry.Finger@lwfinger.net> + * + ******************************************************************************/ + +#define _RTL871X_IOCTL_SET_C_ + +#include "osdep_service.h" +#include "drv_types.h" +#include "rtl871x_ioctl_set.h" +#include "usb_osintf.h" +#include "usb_ops.h" + +#define IS_MAC_ADDRESS_BROADCAST(addr) \ +( \ + ((addr[0] == 0xff) && (addr[1] == 0xff) && \ + (addr[2] == 0xff) && (addr[3] == 0xff) && \ + (addr[4] == 0xff) && (addr[5] == 0xff)) ? true : false \ +) + +static u8 validate_ssid(struct ndis_802_11_ssid *ssid) +{ + u8 i; + + if (ssid->SsidLength > 32) + return false; + for (i = 0; i < ssid->SsidLength; i++) { + /* wifi, printable ascii code must be supported */ + if (!((ssid->Ssid[i] >= 0x20) && (ssid->Ssid[i] <= 0x7e))) + return false; + } + return true; +} + +static u8 do_join(struct _adapter *padapter) +{ + struct list_head *plist, *phead; + u8 *pibss = NULL; + struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct __queue *queue = &(pmlmepriv->scanned_queue); + + phead = get_list_head(queue); + plist = get_next(phead); + pmlmepriv->cur_network.join_res = -2; + pmlmepriv->fw_state |= _FW_UNDER_LINKING; + pmlmepriv->pscanned = plist; + pmlmepriv->to_join = true; + if (_queue_empty(queue) == true) { + if (pmlmepriv->fw_state & _FW_UNDER_LINKING) + pmlmepriv->fw_state ^= _FW_UNDER_LINKING; + /* when set_ssid/set_bssid for do_join(), but scanning queue + * is empty we try to issue sitesurvey firstly + */ + if (pmlmepriv->sitesurveyctrl.traffic_busy == false) + r8712_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid); + return true; + } else { + int ret; + + ret = r8712_select_and_join_from_scan(pmlmepriv); + if (ret == _SUCCESS) + _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT); + else { + if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) { + /* submit r8712_createbss_cmd to change to an + * ADHOC_MASTER pmlmepriv->lock has been + * acquired by caller... + */ + struct wlan_bssid_ex *pdev_network = + &(padapter->registrypriv.dev_network); + pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE; + pibss = padapter->registrypriv.dev_network. + MacAddress; + memset(&pdev_network->Ssid, 0, + sizeof(struct ndis_802_11_ssid)); + memcpy(&pdev_network->Ssid, + &pmlmepriv->assoc_ssid, + sizeof(struct ndis_802_11_ssid)); + r8712_update_registrypriv_dev_network(padapter); + r8712_generate_random_ibss(pibss); + if (r8712_createbss_cmd(padapter) != _SUCCESS) + return false; + pmlmepriv->to_join = false; + } else { + /* can't associate ; reset under-linking */ + if (pmlmepriv->fw_state & _FW_UNDER_LINKING) + pmlmepriv->fw_state ^= + _FW_UNDER_LINKING; + /* when set_ssid/set_bssid for do_join(), but + * there are no desired bss in scanning queue + * we try to issue sitesurvey first + */ + if (!pmlmepriv->sitesurveyctrl.traffic_busy) + r8712_sitesurvey_cmd(padapter, + &pmlmepriv->assoc_ssid); + } + } + } + return true; +} + +u8 r8712_set_802_11_bssid(struct _adapter *padapter, u8 *bssid) +{ + unsigned long irqL; + u8 status = true; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + + if ((bssid[0] == 0x00 && bssid[1] == 0x00 && bssid[2] == 0x00 && + bssid[3] == 0x00 && bssid[4] == 0x00 && bssid[5] == 0x00) || + (bssid[0] == 0xFF && bssid[1] == 0xFF && bssid[2] == 0xFF && + bssid[3] == 0xFF && bssid[4] == 0xFF && bssid[5] == 0xFF)) { + status = false; + return status; + } + spin_lock_irqsave(&pmlmepriv->lock, irqL); + if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY | + _FW_UNDER_LINKING) == true) { + status = check_fwstate(pmlmepriv, _FW_UNDER_LINKING); + goto _Abort_Set_BSSID; + } + if (check_fwstate(pmlmepriv, + _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true) { + if (!memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid, + ETH_ALEN)) { + if (check_fwstate(pmlmepriv, + WIFI_STATION_STATE) == false) + goto _Abort_Set_BSSID; /* driver is in + * WIFI_ADHOC_MASTER_STATE */ + } else { + r8712_disassoc_cmd(padapter); + if (check_fwstate(pmlmepriv, _FW_LINKED) == true) + r8712_ind_disconnect(padapter); + r8712_free_assoc_resources(padapter); + if ((check_fwstate(pmlmepriv, + WIFI_ADHOC_MASTER_STATE))) { + _clr_fwstate_(pmlmepriv, + WIFI_ADHOC_MASTER_STATE); + set_fwstate(pmlmepriv, WIFI_ADHOC_STATE); + } + } + } + memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN); + pmlmepriv->assoc_by_bssid = true; + status = do_join(padapter); + goto done; +_Abort_Set_BSSID: +done: + spin_unlock_irqrestore(&pmlmepriv->lock, irqL); + return status; +} + +void r8712_set_802_11_ssid(struct _adapter *padapter, + struct ndis_802_11_ssid *ssid) +{ + unsigned long irqL; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct wlan_network *pnetwork = &pmlmepriv->cur_network; + + if (padapter->hw_init_completed == false) + return; + spin_lock_irqsave(&pmlmepriv->lock, irqL); + if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING)) { + check_fwstate(pmlmepriv, _FW_UNDER_LINKING); + goto _Abort_Set_SSID; + } + if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE)) { + if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) && + (!memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid, + ssid->SsidLength))) { + if ((check_fwstate(pmlmepriv, + WIFI_STATION_STATE) == false)) { + if (r8712_is_same_ibss(padapter, + pnetwork) == false) { + /* if in WIFI_ADHOC_MASTER_STATE or + * WIFI_ADHOC_STATE, create bss or + * rejoin again + */ + r8712_disassoc_cmd(padapter); + if (check_fwstate(pmlmepriv, + _FW_LINKED) == true) + r8712_ind_disconnect(padapter); + r8712_free_assoc_resources(padapter); + if (check_fwstate(pmlmepriv, + WIFI_ADHOC_MASTER_STATE)) { + _clr_fwstate_(pmlmepriv, + WIFI_ADHOC_MASTER_STATE); + set_fwstate(pmlmepriv, + WIFI_ADHOC_STATE); + } + } else + goto _Abort_Set_SSID; /* driver is in + * WIFI_ADHOC_MASTER_STATE */ + } + } else { + r8712_disassoc_cmd(padapter); + if (check_fwstate(pmlmepriv, _FW_LINKED) == true) + r8712_ind_disconnect(padapter); + r8712_free_assoc_resources(padapter); + if (check_fwstate(pmlmepriv, + WIFI_ADHOC_MASTER_STATE) == true) { + _clr_fwstate_(pmlmepriv, + WIFI_ADHOC_MASTER_STATE); + set_fwstate(pmlmepriv, WIFI_ADHOC_STATE); + } + } + } + if (padapter->securitypriv.btkip_countermeasure == true) + goto _Abort_Set_SSID; + if (validate_ssid(ssid) == false) + goto _Abort_Set_SSID; + memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(struct ndis_802_11_ssid)); + pmlmepriv->assoc_by_bssid = false; + do_join(padapter); + goto done; +_Abort_Set_SSID: +done: + spin_unlock_irqrestore(&pmlmepriv->lock, irqL); +} + +u8 r8712_set_802_11_infrastructure_mode(struct _adapter *padapter, + enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype) +{ + unsigned long irqL; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct wlan_network *cur_network = &pmlmepriv->cur_network; + enum NDIS_802_11_NETWORK_INFRASTRUCTURE *pold_state = + &(cur_network->network.InfrastructureMode); + + if (*pold_state != networktype) { + spin_lock_irqsave(&pmlmepriv->lock, irqL); + if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) || + (*pold_state == Ndis802_11IBSS)) + r8712_disassoc_cmd(padapter); + if (check_fwstate(pmlmepriv, + _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true) + r8712_free_assoc_resources(padapter); + if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) || + (*pold_state == Ndis802_11Infrastructure) || + (*pold_state == Ndis802_11IBSS)) { + /* will clr Linked_state before this function, + * we must have chked whether issue dis-assoc_cmd or + * not */ + r8712_ind_disconnect(padapter); + } + *pold_state = networktype; + /* clear WIFI_STATION_STATE; WIFI_AP_STATE; WIFI_ADHOC_STATE; + * WIFI_ADHOC_MASTER_STATE */ + _clr_fwstate_(pmlmepriv, WIFI_STATION_STATE | WIFI_AP_STATE | + WIFI_ADHOC_STATE | WIFI_ADHOC_MASTER_STATE | + WIFI_AP_STATE); + switch (networktype) { + case Ndis802_11IBSS: + set_fwstate(pmlmepriv, WIFI_ADHOC_STATE); + break; + case Ndis802_11Infrastructure: + set_fwstate(pmlmepriv, WIFI_STATION_STATE); + break; + case Ndis802_11APMode: + set_fwstate(pmlmepriv, WIFI_AP_STATE); + break; + case Ndis802_11AutoUnknown: + case Ndis802_11InfrastructureMax: + break; + } + spin_unlock_irqrestore(&pmlmepriv->lock, irqL); + } + return true; +} + +u8 r8712_set_802_11_disassociate(struct _adapter *padapter) +{ + unsigned long irqL; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + + spin_lock_irqsave(&pmlmepriv->lock, irqL); + if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { + r8712_disassoc_cmd(padapter); + r8712_ind_disconnect(padapter); + r8712_free_assoc_resources(padapter); + } + spin_unlock_irqrestore(&pmlmepriv->lock, irqL); + return true; +} + +u8 r8712_set_802_11_bssid_list_scan(struct _adapter *padapter) +{ + struct mlme_priv *pmlmepriv = NULL; + unsigned long irqL; + u8 ret = true; + + if (padapter == NULL) + return false; + pmlmepriv = &padapter->mlmepriv; + if (padapter->hw_init_completed == false) + return false; + spin_lock_irqsave(&pmlmepriv->lock, irqL); + if ((check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING)) || + (pmlmepriv->sitesurveyctrl.traffic_busy == true)) { + /* Scan or linking is in progress, do nothing. */ + ret = (u8)check_fwstate(pmlmepriv, _FW_UNDER_SURVEY); + } else { + r8712_free_network_queue(padapter); + ret = r8712_sitesurvey_cmd(padapter, NULL); + } + spin_unlock_irqrestore(&pmlmepriv->lock, irqL); + return ret; +} + +u8 r8712_set_802_11_authentication_mode(struct _adapter *padapter, + enum NDIS_802_11_AUTHENTICATION_MODE authmode) +{ + struct security_priv *psecuritypriv = &padapter->securitypriv; + u8 ret; + + psecuritypriv->ndisauthtype = authmode; + if (psecuritypriv->ndisauthtype > 3) + psecuritypriv->AuthAlgrthm = 2; /* 802.1x */ + if (r8712_set_auth(padapter, psecuritypriv) == _SUCCESS) + ret = true; + else + ret = false; + return ret; +} + +u8 r8712_set_802_11_add_wep(struct _adapter *padapter, + struct NDIS_802_11_WEP *wep) +{ + u8 bdefaultkey; + u8 btransmitkey; + sint keyid; + struct security_priv *psecuritypriv = &padapter->securitypriv; + + bdefaultkey = (wep->KeyIndex & 0x40000000) > 0 ? false : true; + btransmitkey = (wep->KeyIndex & 0x80000000) > 0 ? true : false; + keyid = wep->KeyIndex & 0x3fffffff; + if (keyid >= WEP_KEYS) + return false; + switch (wep->KeyLength) { + case 5: + psecuritypriv->PrivacyAlgrthm = _WEP40_; + break; + case 13: + psecuritypriv->PrivacyAlgrthm = _WEP104_; + break; + default: + psecuritypriv->PrivacyAlgrthm = _NO_PRIVACY_; + break; + } + memcpy(psecuritypriv->DefKey[keyid].skey, &wep->KeyMaterial, + wep->KeyLength); + psecuritypriv->DefKeylen[keyid] = wep->KeyLength; + psecuritypriv->PrivacyKeyIndex = keyid; + if (r8712_set_key(padapter, psecuritypriv, keyid) == _FAIL) + return false; + return _SUCCESS; +} |
