/* SPDX-License-Identifier: GPL-2.0 */
|
/******************************************************************************
|
*
|
* Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
|
*
|
* 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);
|
void r8712_aes_decrypt(struct _adapter *padapter, u8 *precvframe);
|
void r8712_tkip_decrypt(struct _adapter *padapter, u8 *precvframe);
|
void r8712_wep_decrypt(struct _adapter *padapter, u8 *precvframe);
|
void r8712_use_tkipkey_handler(struct timer_list *t);
|
|
#endif /*__RTL871X_SECURITY_H_ */
|
