| /****************************************************************************** |
| * |
| * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. |
| * |
| * 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> |
| * |
| ******************************************************************************/ |
| #ifndef __RTL871X_SECURITY_H_ |
| #define __RTL871X_SECURITY_H_ |
| |
| #include "osdep_service.h" |
| #include "drv_types.h" |
| |
| #define _NO_PRIVACY_ 0x0 |
| #define _WEP40_ 0x1 |
| #define _TKIP_ 0x2 |
| #define _TKIP_WTMIC_ 0x3 |
| #define _AES_ 0x4 |
| #define _WEP104_ 0x5 |
| |
| #define _WPA_IE_ID_ 0xdd |
| #define _WPA2_IE_ID_ 0x30 |
| |
| #ifndef Ndis802_11AuthModeWPA2 |
| #define Ndis802_11AuthModeWPA2 (Ndis802_11AuthModeWPANone + 1) |
| #endif |
| |
| #ifndef Ndis802_11AuthModeWPA2PSK |
| #define Ndis802_11AuthModeWPA2PSK (Ndis802_11AuthModeWPANone + 2) |
| #endif |
| |
| union pn48 { |
| u64 val; |
| #if defined(__BIG_ENDIAN) |
| struct { |
| u8 TSC7; |
| u8 TSC6; |
| u8 TSC5; |
| u8 TSC4; |
| u8 TSC3; |
| u8 TSC2; |
| u8 TSC1; |
| u8 TSC0; |
| } _byte_; |
| #else |
| struct { |
| u8 TSC0; |
| u8 TSC1; |
| u8 TSC2; |
| u8 TSC3; |
| u8 TSC4; |
| u8 TSC5; |
| u8 TSC6; |
| u8 TSC7; |
| } _byte_; |
| #endif |
| }; |
| |
| union Keytype { |
| u8 skey[16]; |
| u32 lkey[4]; |
| }; |
| |
| struct RT_PMKID_LIST { |
| u8 bUsed; |
| u8 Bssid[6]; |
| u8 PMKID[16]; |
| u8 SsidBuf[33]; |
| u8 *ssid_octet; |
| u16 ssid_length; |
| }; |
| |
| struct security_priv { |
| u32 AuthAlgrthm; /* 802.11 auth, could be open, shared, |
| * 8021x and authswitch */ |
| u32 PrivacyAlgrthm; /* This specify the privacy for shared |
| * auth. algorithm. */ |
| u32 PrivacyKeyIndex; /* this is only valid for legendary |
| * wep, 0~3 for key id. */ |
| union Keytype DefKey[4]; /* this is only valid for def. key */ |
| u32 DefKeylen[4]; |
| u32 XGrpPrivacy; /* This specify the privacy algthm. |
| * used for Grp key */ |
| u32 XGrpKeyid; /* key id used for Grp Key */ |
| union Keytype XGrpKey[2]; /* 802.1x Group Key, for |
| * inx0 and inx1 */ |
| union Keytype XGrptxmickey[2]; |
| union Keytype XGrprxmickey[2]; |
| union pn48 Grptxpn; /* PN48 used for Grp Key xmit. */ |
| union pn48 Grprxpn; /* PN48 used for Grp Key recv. */ |
| u8 wps_hw_pbc_pressed;/*for hw pbc pressed*/ |
| u8 wps_phase;/*for wps*/ |
| u8 wps_ie[MAX_WPA_IE_LEN<<2]; |
| int wps_ie_len; |
| u8 binstallGrpkey; |
| u8 busetkipkey; |
| struct timer_list tkip_timer; |
| u8 bcheck_grpkey; |
| u8 bgrpkey_handshake; |
| s32 sw_encrypt; /* from registry_priv */ |
| s32 sw_decrypt; /* from registry_priv */ |
| s32 hw_decrypted; /* if the rx packets is hw_decrypted==false, |
| * it means the hw has not been ready. */ |
| u32 ndisauthtype; /* keeps the auth_type & enc_status from upper |
| * layer ioctl(wpa_supplicant or wzc) */ |
| u32 ndisencryptstatus; |
| struct wlan_bssid_ex sec_bss; /* for joinbss (h2c buffer) usage */ |
| struct NDIS_802_11_WEP ndiswep; |
| u8 assoc_info[600]; |
| u8 szofcapability[256]; /* for wpa2 usage */ |
| u8 oidassociation[512]; /* for wpa/wpa2 usage */ |
| u8 authenticator_ie[256]; /* store ap security information element */ |
| u8 supplicant_ie[256]; /* store sta security information element */ |
| /* for tkip countermeasure */ |
| u32 last_mic_err_time; |
| u8 btkip_countermeasure; |
| u8 btkip_wait_report; |
| u32 btkip_countermeasure_time; |
| /*------------------------------------------------------------------- |
| * For WPA2 Pre-Authentication. |
| *------------------------------------------------------------------ */ |
| struct RT_PMKID_LIST PMKIDList[NUM_PMKID_CACHE]; |
| u8 PMKIDIndex; |
| }; |
| |
| #define GET_ENCRY_ALGO(psecuritypriv, psta, encry_algo, bmcst) \ |
| do { \ |
| switch (psecuritypriv->AuthAlgrthm) { \ |
| case 0: \ |
| case 1: \ |
| case 3: \ |
| encry_algo = (u8)psecuritypriv->PrivacyAlgrthm; \ |
| break; \ |
| case 2: \ |
| if (bmcst) \ |
| encry_algo = (u8)psecuritypriv->XGrpPrivacy; \ |
| else \ |
| encry_algo = (u8)psta->XPrivacy; \ |
| break; \ |
| } \ |
| } while (0) |
| #define SET_ICE_IV_LEN(iv_len, icv_len, encrypt)\ |
| do {\ |
| switch (encrypt) { \ |
| case _WEP40_: \ |
| case _WEP104_: \ |
| iv_len = 4; \ |
| icv_len = 4; \ |
| break; \ |
| case _TKIP_: \ |
| iv_len = 8; \ |
| icv_len = 4; \ |
| break; \ |
| case _AES_: \ |
| iv_len = 8; \ |
| icv_len = 8; \ |
| break; \ |
| default: \ |
| iv_len = 0; \ |
| icv_len = 0; \ |
| break; \ |
| } \ |
| } while (0) |
| #define GET_TKIP_PN(iv, txpn) \ |
| do {\ |
| txpn._byte_.TSC0 = iv[2];\ |
| txpn._byte_.TSC1 = iv[0];\ |
| txpn._byte_.TSC2 = iv[4];\ |
| txpn._byte_.TSC3 = iv[5];\ |
| txpn._byte_.TSC4 = iv[6];\ |
| txpn._byte_.TSC5 = iv[7];\ |
| } while (0) |
| |
| #define ROL32(A, n) (((A) << (n)) | (((A)>>(32-(n))) & ((1UL << (n)) - 1))) |
| #define ROR32(A, n) ROL32((A), 32 - (n)) |
| |
| struct mic_data { |
| u32 K0, K1; /* Key */ |
| u32 L, R; /* Current state */ |
| u32 M; /* Message accumulator (single word) */ |
| u32 nBytesInM; /* # bytes in M */ |
| }; |
| |
| void seccalctkipmic( |
| u8 *key, |
| u8 *header, |
| u8 *data, |
| u32 data_len, |
| u8 *Miccode, |
| u8 priority); |
| |
| void r8712_secmicsetkey(struct mic_data *pmicdata, u8 * key); |
| void r8712_secmicappend(struct mic_data *pmicdata, u8 * src, u32 nBytes); |
| void r8712_secgetmic(struct mic_data *pmicdata, u8 * dst); |
| u32 r8712_aes_encrypt(struct _adapter *padapter, u8 *pxmitframe); |
| u32 r8712_tkip_encrypt(struct _adapter *padapter, u8 *pxmitframe); |
| void r8712_wep_encrypt(struct _adapter *padapter, u8 *pxmitframe); |
| u32 r8712_aes_decrypt(struct _adapter *padapter, u8 *precvframe); |
| u32 r8712_tkip_decrypt(struct _adapter *padapter, u8 *precvframe); |
| void r8712_wep_decrypt(struct _adapter *padapter, u8 *precvframe); |
| void r8712_use_tkipkey_handler(void *FunctionContext); |
| |
| #endif /*__RTL871X_SECURITY_H_ */ |
| |
