diff options
Diffstat (limited to 'drivers/staging/rtl8712/rtl871x_security.h')
| -rw-r--r-- | drivers/staging/rtl8712/rtl871x_security.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/drivers/staging/rtl8712/rtl871x_security.h b/drivers/staging/rtl8712/rtl871x_security.h new file mode 100644 index 0000000..782b70a --- /dev/null +++ b/drivers/staging/rtl8712/rtl871x_security.h @@ -0,0 +1,196 @@ +#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_ */ + |
