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-rw-r--r--drivers/staging/rtl8712/rtl871x_security.h196
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 00000000000..782b70a352f
--- /dev/null
+++ b/drivers/staging/rtl8712/rtl871x_security.h
@@ -0,0 +1,196 @@
1#ifndef __RTL871X_SECURITY_H_
2#define __RTL871X_SECURITY_H_
3
4#include "osdep_service.h"
5#include "drv_types.h"
6
7#define _NO_PRIVACY_ 0x0
8#define _WEP40_ 0x1
9#define _TKIP_ 0x2
10#define _TKIP_WTMIC_ 0x3
11#define _AES_ 0x4
12#define _WEP104_ 0x5
13
14#define _WPA_IE_ID_ 0xdd
15#define _WPA2_IE_ID_ 0x30
16
17#ifndef Ndis802_11AuthModeWPA2
18#define Ndis802_11AuthModeWPA2 (Ndis802_11AuthModeWPANone + 1)
19#endif
20
21#ifndef Ndis802_11AuthModeWPA2PSK
22#define Ndis802_11AuthModeWPA2PSK (Ndis802_11AuthModeWPANone + 2)
23#endif
24union pn48 {
25 u64 val;
26#if defined(__BIG_ENDIAN)
27struct {
28 u8 TSC7;
29 u8 TSC6;
30 u8 TSC5;
31 u8 TSC4;
32 u8 TSC3;
33 u8 TSC2;
34 u8 TSC1;
35 u8 TSC0;
36} _byte_;
37#else
38struct {
39 u8 TSC0;
40 u8 TSC1;
41 u8 TSC2;
42 u8 TSC3;
43 u8 TSC4;
44 u8 TSC5;
45 u8 TSC6;
46 u8 TSC7;
47} _byte_;
48#endif
49};
50
51union Keytype {
52 u8 skey[16];
53 u32 lkey[4];
54};
55
56struct RT_PMKID_LIST {
57 u8 bUsed;
58 u8 Bssid[6];
59 u8 PMKID[16];
60 u8 SsidBuf[33];
61 u8 *ssid_octet;
62 u16 ssid_length;
63};
64
65struct security_priv {
66 u32 AuthAlgrthm; /* 802.11 auth, could be open, shared,
67 * 8021x and authswitch */
68 u32 PrivacyAlgrthm; /* This specify the privacy for shared
69 * auth. algorithm. */
70 u32 PrivacyKeyIndex; /* this is only valid for legendary
71 * wep, 0~3 for key id. */
72 union Keytype DefKey[4]; /* this is only valid for def. key */
73 u32 DefKeylen[4];
74 u32 XGrpPrivacy; /* This specify the privacy algthm.
75 * used for Grp key */
76 u32 XGrpKeyid; /* key id used for Grp Key */
77 union Keytype XGrpKey[2]; /* 802.1x Group Key, for
78 * inx0 and inx1 */
79 union Keytype XGrptxmickey[2];
80 union Keytype XGrprxmickey[2];
81 union pn48 Grptxpn; /* PN48 used for Grp Key xmit. */
82 union pn48 Grprxpn; /* PN48 used for Grp Key recv. */
83 u8 wps_hw_pbc_pressed;/*for hw pbc pressed*/
84 u8 wps_phase;/*for wps*/
85 u8 wps_ie[MAX_WPA_IE_LEN<<2];
86 int wps_ie_len;
87 u8 binstallGrpkey;
88 u8 busetkipkey;
89 struct timer_list tkip_timer;
90 u8 bcheck_grpkey;
91 u8 bgrpkey_handshake;
92 s32 sw_encrypt; /* from registry_priv */
93 s32 sw_decrypt; /* from registry_priv */
94 s32 hw_decrypted; /* if the rx packets is hw_decrypted==false,
95 * it means the hw has not been ready. */
96 u32 ndisauthtype; /* keeps the auth_type & enc_status from upper
97 * layer ioctl(wpa_supplicant or wzc) */
98 u32 ndisencryptstatus;
99 struct wlan_bssid_ex sec_bss; /* for joinbss (h2c buffer) usage */
100 struct NDIS_802_11_WEP ndiswep;
101 u8 assoc_info[600];
102 u8 szofcapability[256]; /* for wpa2 usage */
103 u8 oidassociation[512]; /* for wpa/wpa2 usage */
104 u8 authenticator_ie[256]; /* store ap security information element */
105 u8 supplicant_ie[256]; /* store sta security information element */
106 /* for tkip countermeasure */
107 u32 last_mic_err_time;
108 u8 btkip_countermeasure;
109 u8 btkip_wait_report;
110 u32 btkip_countermeasure_time;
111 /*-------------------------------------------------------------------
112 * For WPA2 Pre-Authentication.
113 *------------------------------------------------------------------ */
114 struct RT_PMKID_LIST PMKIDList[NUM_PMKID_CACHE];
115 u8 PMKIDIndex;
116};
117
118#define GET_ENCRY_ALGO(psecuritypriv, psta, encry_algo, bmcst) \
119do { \
120 switch (psecuritypriv->AuthAlgrthm) { \
121 case 0: \
122 case 1: \
123 case 3: \
124 encry_algo = (u8)psecuritypriv->PrivacyAlgrthm; \
125 break; \
126 case 2: \
127 if (bmcst) \
128 encry_algo = (u8)psecuritypriv->XGrpPrivacy; \
129 else \
130 encry_algo = (u8)psta->XPrivacy; \
131 break; \
132 } \
133} while (0)
134#define SET_ICE_IV_LEN(iv_len, icv_len, encrypt)\
135do {\
136 switch (encrypt) { \
137 case _WEP40_: \
138 case _WEP104_: \
139 iv_len = 4; \
140 icv_len = 4; \
141 break; \
142 case _TKIP_: \
143 iv_len = 8; \
144 icv_len = 4; \
145 break; \
146 case _AES_: \
147 iv_len = 8; \
148 icv_len = 8; \
149 break; \
150 default: \
151 iv_len = 0; \
152 icv_len = 0; \
153 break; \
154 } \
155} while (0)
156#define GET_TKIP_PN(iv, txpn) \
157do {\
158 txpn._byte_.TSC0 = iv[2];\
159 txpn._byte_.TSC1 = iv[0];\
160 txpn._byte_.TSC2 = iv[4];\
161 txpn._byte_.TSC3 = iv[5];\
162 txpn._byte_.TSC4 = iv[6];\
163 txpn._byte_.TSC5 = iv[7];\
164} while (0)
165
166#define ROL32(A, n) (((A) << (n)) | (((A)>>(32-(n))) & ((1UL << (n)) - 1)))
167#define ROR32(A, n) ROL32((A), 32 - (n))
168
169struct mic_data {
170 u32 K0, K1; /* Key */
171 u32 L, R; /* Current state */
172 u32 M; /* Message accumulator (single word) */
173 u32 nBytesInM; /* # bytes in M */
174};
175
176void seccalctkipmic(
177 u8 *key,
178 u8 *header,
179 u8 *data,
180 u32 data_len,
181 u8 *Miccode,
182 u8 priority);
183
184void r8712_secmicsetkey(struct mic_data *pmicdata, u8 * key);
185void r8712_secmicappend(struct mic_data *pmicdata, u8 * src, u32 nBytes);
186void r8712_secgetmic(struct mic_data *pmicdata, u8 * dst);
187u32 r8712_aes_encrypt(struct _adapter *padapter, u8 *pxmitframe);
188u32 r8712_tkip_encrypt(struct _adapter *padapter, u8 *pxmitframe);
189void r8712_wep_encrypt(struct _adapter *padapter, u8 *pxmitframe);
190u32 r8712_aes_decrypt(struct _adapter *padapter, u8 *precvframe);
191u32 r8712_tkip_decrypt(struct _adapter *padapter, u8 *precvframe);
192void r8712_wep_decrypt(struct _adapter *padapter, u8 *precvframe);
193void r8712_use_tkipkey_handler(void *FunctionContext);
194
195#endif /*__RTL871X_SECURITY_H_ */
196