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15#ifndef __RTW_SECURITY_H_
16#define __RTW_SECURITY_H_
17
18#include <osdep_service.h>
19#include <drv_types.h>
20#include <net/lib80211.h>
21
22
23#define is_wep_enc(alg) (alg == WLAN_CIPHER_SUITE_WEP40 || \
24 alg == WLAN_CIPHER_SUITE_WEP104)
25
26#define SHA256_MAC_LEN 32
27#define AES_BLOCK_SIZE 16
28#define AES_PRIV_SIZE (4 * 44)
29
30enum ENCRYP_PROTOCOL {
31 ENCRYP_PROTOCOL_OPENSYS,
32 ENCRYP_PROTOCOL_WEP,
33 ENCRYP_PROTOCOL_WPA,
34 ENCRYP_PROTOCOL_WPA2,
35 ENCRYP_PROTOCOL_MAX
36};
37
38#ifndef Ndis802_11AuthModeWPA2
39#define Ndis802_11AuthModeWPA2 (Ndis802_11AuthModeWPANone + 1)
40#endif
41
42#ifndef Ndis802_11AuthModeWPA2PSK
43#define Ndis802_11AuthModeWPA2PSK (Ndis802_11AuthModeWPANone + 2)
44#endif
45
46union pn48 {
47 u64 val;
48
49#ifdef __LITTLE_ENDIAN
50
51struct {
52 u8 TSC0;
53 u8 TSC1;
54 u8 TSC2;
55 u8 TSC3;
56 u8 TSC4;
57 u8 TSC5;
58 u8 TSC6;
59 u8 TSC7;
60} _byte_;
61
62#elif defined(__BIG_ENDIAN)
63
64struct {
65 u8 TSC7;
66 u8 TSC6;
67 u8 TSC5;
68 u8 TSC4;
69 u8 TSC3;
70 u8 TSC2;
71 u8 TSC1;
72 u8 TSC0;
73} _byte_;
74#else
75#error Need BIG or LITTLE endian
76
77#endif
78
79};
80
81union Keytype {
82 u8 skey[16];
83 u32 lkey[4];
84};
85
86struct rtw_wep_key {
87 u8 key[WLAN_KEY_LEN_WEP104 + 1];
88 u16 keylen;
89};
90
91struct rt_pmkid_list {
92 u8 bUsed;
93 u8 Bssid[6];
94 u8 PMKID[16];
95 u8 SsidBuf[33];
96 u8 *ssid_octet;
97 u16 ssid_length;
98};
99
100struct security_priv {
101 u32 dot11AuthAlgrthm;
102
103 u32 dot11PrivacyAlgrthm;
104
105
106
107 u32 dot11PrivacyKeyIndex;
108
109
110 struct rtw_wep_key wep_key[NUM_WEP_KEYS];
111
112 u32 dot118021XGrpPrivacy;
113
114
115 u32 dot118021XGrpKeyid;
116
117
118 union Keytype dot118021XGrpKey[4];
119 union Keytype dot118021XGrptxmickey[4];
120 union Keytype dot118021XGrprxmickey[4];
121 union pn48 dot11Grptxpn;
122 union pn48 dot11Grprxpn;
123
124#ifdef CONFIG_8723AU_AP_MODE
125
126 unsigned int dot8021xalg;
127 unsigned int wpa_psk;
128 unsigned int wpa_group_cipher;
129 unsigned int wpa2_group_cipher;
130 unsigned int wpa_pairwise_cipher;
131 unsigned int wpa2_pairwise_cipher;
132#endif
133
134 u8 wps_ie[MAX_WPS_IE_LEN];
135 int wps_ie_len;
136 unsigned int binstallGrpkey:1;
137 unsigned int busetkipkey:1;
138 unsigned int bcheck_grpkey:1;
139 unsigned int hw_decrypted:1;
140 u32 ndisauthtype;
141 u32 ndisencryptstatus;
142 struct wlan_bssid_ex sec_bss;
143 u8 assoc_info[600];
144 u8 szofcapability[256];
145 u8 oidassociation[512];
146 u8 supplicant_ie[256];
147
148
149 unsigned long last_mic_err_time;
150 u8 btkip_countermeasure;
151 u8 btkip_wait_report;
152 unsigned long btkip_countermeasure_time;
153
154
155 struct rt_pmkid_list PMKIDList[NUM_PMKID_CACHE];
156 u8 PMKIDIndex;
157 u8 bWepDefaultKeyIdxSet;
158};
159
160struct sha256_state {
161 u64 length;
162 u32 state[8], curlen;
163 u8 buf[64];
164};
165
166#define GET_ENCRY_ALGO(psecuritypriv, psta, encry_algo, bmcst)\
167do {\
168 switch (psecuritypriv->dot11AuthAlgrthm) {\
169 case dot11AuthAlgrthm_Open:\
170 case dot11AuthAlgrthm_Shared:\
171 case dot11AuthAlgrthm_Auto:\
172 encry_algo = psecuritypriv->dot11PrivacyAlgrthm;\
173 break;\
174 case dot11AuthAlgrthm_8021X:\
175 if (bmcst)\
176 encry_algo = psecuritypriv->dot118021XGrpPrivacy;\
177 else\
178 encry_algo = psta->dot118021XPrivacy;\
179 break;\
180 } \
181} while (0)
182
183#define GET_TKIP_PN(iv, dot11txpn)\
184do {\
185 dot11txpn._byte_.TSC0 = iv[2];\
186 dot11txpn._byte_.TSC1 = iv[0];\
187 dot11txpn._byte_.TSC2 = iv[4];\
188 dot11txpn._byte_.TSC3 = iv[5];\
189 dot11txpn._byte_.TSC4 = iv[6];\
190 dot11txpn._byte_.TSC5 = iv[7];\
191} while (0)
192
193#define ROL32(A, n) (((A) << (n)) | (((A)>>(32-(n))) & ((1UL << (n)) - 1)))
194#define ROR32(A, n) ROL32((A), 32-(n))
195
196struct mic_data {
197 u32 K0, K1;
198 u32 L, R;
199 u32 M;
200 u32 nBytesInM;
201};
202
203extern const u32 Te0[256];
204extern const u32 Te1[256];
205extern const u32 Te2[256];
206extern const u32 Te3[256];
207extern const u32 Te4[256];
208extern const u32 Td0[256];
209extern const u32 Td1[256];
210extern const u32 Td2[256];
211extern const u32 Td3[256];
212extern const u32 Td4[256];
213extern const u32 rcon[10];
214extern const u8 Td4s[256];
215extern const u8 rcons[10];
216
217#define RCON(i) (rcons[(i)] << 24)
218
219static inline u32 rotr(u32 val, int bits)
220{
221 return (val >> bits) | (val << (32 - bits));
222}
223
224#define TE0(i) Te0[((i) >> 24) & 0xff]
225#define TE1(i) rotr(Te0[((i) >> 16) & 0xff], 8)
226#define TE2(i) rotr(Te0[((i) >> 8) & 0xff], 16)
227#define TE3(i) rotr(Te0[(i) & 0xff], 24)
228#define TE41(i) ((Te0[((i) >> 24) & 0xff] << 8) & 0xff000000)
229#define TE42(i) (Te0[((i) >> 16) & 0xff] & 0x00ff0000)
230#define TE43(i) (Te0[((i) >> 8) & 0xff] & 0x0000ff00)
231#define TE44(i) ((Te0[(i) & 0xff] >> 8) & 0x000000ff)
232#define TE421(i) ((Te0[((i) >> 16) & 0xff] << 8) & 0xff000000)
233#define TE432(i) (Te0[((i) >> 8) & 0xff] & 0x00ff0000)
234#define TE443(i) (Te0[(i) & 0xff] & 0x0000ff00)
235#define TE414(i) ((Te0[((i) >> 24) & 0xff] >> 8) & 0x000000ff)
236#define TE4(i) ((Te0[(i)] >> 8) & 0x000000ff)
237
238#define TD0(i) Td0[((i) >> 24) & 0xff]
239#define TD1(i) rotr(Td0[((i) >> 16) & 0xff], 8)
240#define TD2(i) rotr(Td0[((i) >> 8) & 0xff], 16)
241#define TD3(i) rotr(Td0[(i) & 0xff], 24)
242#define TD41(i) (Td4s[((i) >> 24) & 0xff] << 24)
243#define TD42(i) (Td4s[((i) >> 16) & 0xff] << 16)
244#define TD43(i) (Td4s[((i) >> 8) & 0xff] << 8)
245#define TD44(i) (Td4s[(i) & 0xff])
246#define TD0_(i) Td0[(i) & 0xff]
247#define TD1_(i) rotr(Td0[(i) & 0xff], 8)
248#define TD2_(i) rotr(Td0[(i) & 0xff], 16)
249#define TD3_(i) rotr(Td0[(i) & 0xff], 24)
250
251#define GETU32(pt) (((u32)(pt)[0] << 24) ^ ((u32)(pt)[1] << 16) ^ \
252 ((u32)(pt)[2] << 8) ^ ((u32)(pt)[3]))
253
254#define PUTU32(ct, st) { \
255(ct)[0] = (u8)((st) >> 24); (ct)[1] = (u8)((st) >> 16); \
256(ct)[2] = (u8)((st) >> 8); (ct)[3] = (u8)(st); }
257
258#define WPA_GET_BE32(a) ((((u32) (a)[0]) << 24) | (((u32) (a)[1]) << 16) | \
259 (((u32) (a)[2]) << 8) | ((u32) (a)[3]))
260
261#define WPA_PUT_LE16(a, val) \
262 do { \
263 (a)[1] = ((u16) (val)) >> 8; \
264 (a)[0] = ((u16) (val)) & 0xff; \
265 } while (0)
266
267#define WPA_PUT_BE32(a, val) \
268 do { \
269 (a)[0] = (u8) ((((u32) (val)) >> 24) & 0xff); \
270 (a)[1] = (u8) ((((u32) (val)) >> 16) & 0xff); \
271 (a)[2] = (u8) ((((u32) (val)) >> 8) & 0xff); \
272 (a)[3] = (u8) (((u32) (val)) & 0xff); \
273 } while (0)
274
275#define WPA_PUT_BE64(a, val) \
276 do { \
277 (a)[0] = (u8) (((u64) (val)) >> 56); \
278 (a)[1] = (u8) (((u64) (val)) >> 48); \
279 (a)[2] = (u8) (((u64) (val)) >> 40); \
280 (a)[3] = (u8) (((u64) (val)) >> 32); \
281 (a)[4] = (u8) (((u64) (val)) >> 24); \
282 (a)[5] = (u8) (((u64) (val)) >> 16); \
283 (a)[6] = (u8) (((u64) (val)) >> 8); \
284 (a)[7] = (u8) (((u64) (val)) & 0xff); \
285 } while (0)
286
287
288
289
290
291
292
293static const unsigned long K[64] = {
294 0x428a2f98UL, 0x71374491UL, 0xb5c0fbcfUL, 0xe9b5dba5UL, 0x3956c25bUL,
295 0x59f111f1UL, 0x923f82a4UL, 0xab1c5ed5UL, 0xd807aa98UL, 0x12835b01UL,
296 0x243185beUL, 0x550c7dc3UL, 0x72be5d74UL, 0x80deb1feUL, 0x9bdc06a7UL,
297 0xc19bf174UL, 0xe49b69c1UL, 0xefbe4786UL, 0x0fc19dc6UL, 0x240ca1ccUL,
298 0x2de92c6fUL, 0x4a7484aaUL, 0x5cb0a9dcUL, 0x76f988daUL, 0x983e5152UL,
299 0xa831c66dUL, 0xb00327c8UL, 0xbf597fc7UL, 0xc6e00bf3UL, 0xd5a79147UL,
300 0x06ca6351UL, 0x14292967UL, 0x27b70a85UL, 0x2e1b2138UL, 0x4d2c6dfcUL,
301 0x53380d13UL, 0x650a7354UL, 0x766a0abbUL, 0x81c2c92eUL, 0x92722c85UL,
302 0xa2bfe8a1UL, 0xa81a664bUL, 0xc24b8b70UL, 0xc76c51a3UL, 0xd192e819UL,
303 0xd6990624UL, 0xf40e3585UL, 0x106aa070UL, 0x19a4c116UL, 0x1e376c08UL,
304 0x2748774cUL, 0x34b0bcb5UL, 0x391c0cb3UL, 0x4ed8aa4aUL, 0x5b9cca4fUL,
305 0x682e6ff3UL, 0x748f82eeUL, 0x78a5636fUL, 0x84c87814UL, 0x8cc70208UL,
306 0x90befffaUL, 0xa4506cebUL, 0xbef9a3f7UL, 0xc67178f2UL
307};
308
309void rtw_secmicsetkey23a(struct mic_data *pmicdata, u8 *key);
310void rtw_secmicappend23abyte23a(struct mic_data *pmicdata, u8 b);
311void rtw_secmicappend23a(struct mic_data *pmicdata, u8 *src, u32 nbBytes);
312void rtw_secgetmic23a(struct mic_data *pmicdata, u8 *dst);
313
314void rtw_seccalctkipmic23a(u8 *key, u8 *header, u8 *data, u32 data_len,
315 u8 *Miccode, u8 priorityi);
316
317int rtw_aes_encrypt23a(struct rtw_adapter *padapter,
318 struct xmit_frame *pxmitframe);
319int rtw_tkip_encrypt23a(struct rtw_adapter *padapter,
320 struct xmit_frame *pxmitframe);
321void rtw_wep_encrypt23a(struct rtw_adapter *padapter,
322 struct xmit_frame *pxmitframe);
323int rtw_aes_decrypt23a(struct rtw_adapter *padapter,
324 struct recv_frame *precvframe);
325int rtw_tkip_decrypt23a(struct rtw_adapter *padapter,
326 struct recv_frame *precvframe);
327void rtw_wep_decrypt23a(struct rtw_adapter *padapter, struct recv_frame *precvframe);
328
329void rtw_use_tkipkey_handler23a(void *FunctionContext);
330
331#endif
332