diff --git a/core/rtw_security.c b/core/rtw_security.c index 8018b9d..f7baa7f 100644 --- a/core/rtw_security.c +++ b/core/rtw_security.c @@ -24,25 +24,22 @@ #include #include - -/* WEP related===== */ +/* WEP related ===== */ #define CRC32_POLY 0x04c11db7 -struct arc4context -{ +struct arc4context { u32 x; u32 y; u8 state[256]; }; - -static void arcfour_init(struct arc4context *parc4ctx, u8 * key,u32 key_len) +static void arcfour_init(struct arc4context *parc4ctx, u8 *key, u32 key_len) { u32 t, u; u32 keyindex; u32 stateindex; - u8 * state; + u8 *state; u32 counter; _func_enter_; state = parc4ctx->state; @@ -52,8 +49,7 @@ _func_enter_; state[counter] = (u8)counter; keyindex = 0; stateindex = 0; - for (counter = 0; counter < 256; counter++) - { + for (counter = 0; counter < 256; counter++) { t = state[counter]; stateindex = (stateindex + key[keyindex] + t) & 0xff; u = state[stateindex]; @@ -64,12 +60,13 @@ _func_enter_; } _func_exit_; } -static u32 arcfour_byte( struct arc4context *parc4ctx) + +static u32 arcfour_byte(struct arc4context *parc4ctx) { u32 x; u32 y; u32 sx, sy; - u8 * state; + u8 *state; _func_enter_; state = parc4ctx->state; x = (parc4ctx->x + 1) & 0xff; @@ -84,11 +81,7 @@ _func_exit_; return state[(sx + sy) & 0xff]; } - -static void arcfour_encrypt( struct arc4context *parc4ctx, - u8 * dest, - u8 * src, - u32 len) +static void arcfour_encrypt(struct arc4context *parc4ctx, u8 *dest, u8 *src, u32 len) { u32 i; _func_enter_; @@ -97,34 +90,33 @@ _func_enter_; _func_exit_; } -static int bcrc32initialized = 0; +static int bcrc32initialized; static u32 crc32_table[256]; - -static u8 crc32_reverseBit( u8 data) +static u8 crc32_reverseBit(u8 data) { - return( (u8)((data<<7)&0x80) | ((data<<5)&0x40) | ((data<<3)&0x20) | ((data<<1)&0x10) | ((data>>1)&0x08) | ((data>>3)&0x04) | ((data>>5)&0x02) | ((data>>7)&0x01) ); + return (u8)((data<<7)&0x80) | ((data<<5)&0x40) | ((data<<3)&0x20) | + ((data<<1)&0x10) | ((data>>1)&0x08) | ((data>>3)&0x04) | + ((data>>5)&0x02) | ((data>>7)&0x01); } static void crc32_init(void) { _func_enter_; - if (bcrc32initialized == 1) + if (bcrc32initialized == 1) { goto exit; - else{ + } else { int i, j; u32 c; - u8 *p=(u8 *)&c, *p1; + u8 *p = (u8 *)&c, *p1; u8 k; c = 0x12340000; - for (i = 0; i < 256; ++i) - { + for (i = 0; i < 256; ++i) { k = crc32_reverseBit((u8)i); - for (c = ((u32)k) << 24, j = 8; j > 0; --j){ + for (c = ((u32)k) << 24, j = 8; j > 0; --j) c = c & 0x80000000 ? (c << 1) ^ CRC32_POLY : (c << 1); - } p1 = (u8 *)&crc32_table[i]; p1[0] = crc32_reverseBit(p[3]); @@ -132,7 +124,7 @@ _func_enter_; p1[2] = crc32_reverseBit(p[1]); p1[3] = crc32_reverseBit(p[0]); } - bcrc32initialized= 1; + bcrc32initialized = 1; } exit: _func_exit_; @@ -149,85 +141,72 @@ _func_enter_; crc = 0xffffffff; /* preload shift register, per CRC-32 spec */ for (p = buf; len > 0; ++p, --len) - crc = crc32_table[ (crc ^ *p) & 0xff] ^ (crc >> 8); + crc = crc32_table[(crc ^ *p) & 0xff] ^ (crc >> 8); _func_exit_; return cpu_to_le32(~crc); /* transmit complement, per CRC-32 spec */ } - /* Need to consider the fragment situation */ void rtw_wep_encrypt(struct adapter *padapter, u8 *pxmitframe) -{ /* exclude ICV */ +{ /* exclude ICV */ unsigned char crc[4]; struct arc4context mycontext; - int curfragnum,length; + int curfragnum, length; u32 keylength; - u8 *pframe, *payload,*iv; /* wepkey */ + u8 *pframe, *payload, *iv; /* wepkey */ u8 wepkey[16]; - u8 hw_hdr_offset=0; - struct pkt_attrib *pattrib = &((struct xmit_frame*)pxmitframe)->attrib; - struct security_priv *psecuritypriv=&padapter->securitypriv; - struct xmit_priv *pxmitpriv=&padapter->xmitpriv; + u8 hw_hdr_offset = 0; + struct pkt_attrib *pattrib = &((struct xmit_frame *)pxmitframe)->attrib; + struct security_priv *psecuritypriv = &padapter->securitypriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; _func_enter_; - - if (((struct xmit_frame*)pxmitframe)->buf_addr==NULL) + if (((struct xmit_frame *)pxmitframe)->buf_addr == NULL) return; hw_hdr_offset = TXDESC_SIZE + - (((struct xmit_frame*)pxmitframe)->pkt_offset * PACKET_OFFSET_SZ); + (((struct xmit_frame *)pxmitframe)->pkt_offset * PACKET_OFFSET_SZ); - pframe = ((struct xmit_frame*)pxmitframe)->buf_addr + hw_hdr_offset; + pframe = ((struct xmit_frame *)pxmitframe)->buf_addr + hw_hdr_offset; /* start to encrypt each fragment */ - if ((pattrib->encrypt==_WEP40_)||(pattrib->encrypt==_WEP104_)) - { - keylength=psecuritypriv->dot11DefKeylen[psecuritypriv->dot11PrivacyKeyIndex]; + if ((pattrib->encrypt == _WEP40_) || (pattrib->encrypt == _WEP104_)) { + keylength = psecuritypriv->dot11DefKeylen[psecuritypriv->dot11PrivacyKeyIndex]; - for (curfragnum=0;curfragnumnr_frags;curfragnum++) - { - iv=pframe+pattrib->hdrlen; + for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) { + iv = pframe+pattrib->hdrlen; _rtw_memcpy(&wepkey[0], iv, 3); - _rtw_memcpy(&wepkey[3], &psecuritypriv->dot11DefKey[psecuritypriv->dot11PrivacyKeyIndex].skey[0],keylength); - payload=pframe+pattrib->iv_len+pattrib->hdrlen; + _rtw_memcpy(&wepkey[3], &psecuritypriv->dot11DefKey[psecuritypriv->dot11PrivacyKeyIndex].skey[0], keylength); + payload = pframe+pattrib->iv_len+pattrib->hdrlen; - if ((curfragnum+1)==pattrib->nr_frags) - { /* the last fragment */ + if ((curfragnum+1) == pattrib->nr_frags) { /* the last fragment */ + length = pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len; - length=pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len- pattrib->icv_len; + *((__le32 *)crc) = getcrc32(payload, length); - *((__le32 *)crc) = getcrc32(payload,length); - - arcfour_init(&mycontext, wepkey,3+keylength); + arcfour_init(&mycontext, wepkey, 3+keylength); + arcfour_encrypt(&mycontext, payload, payload, length); + arcfour_encrypt(&mycontext, payload+length, crc, 4); + } else { + length = pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len; + *((__le32 *)crc) = getcrc32(payload, length); + arcfour_init(&mycontext, wepkey, 3+keylength); arcfour_encrypt(&mycontext, payload, payload, length); arcfour_encrypt(&mycontext, payload+length, crc, 4); + pframe += pxmitpriv->frag_len; + pframe = (u8 *)RND4((size_t)(pframe)); } - else - { - length=pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len ; - *((__le32 *)crc) = getcrc32(payload,length); - arcfour_init(&mycontext, wepkey,3+keylength); - arcfour_encrypt(&mycontext, payload, payload, length); - arcfour_encrypt(&mycontext, payload+length, crc, 4); - - pframe+=pxmitpriv->frag_len; - pframe=(u8 *)RND4((size_t)(pframe)); - - } - } - } _func_exit_; - } void rtw_wep_decrypt(struct adapter *padapter, u8 *precvframe) @@ -237,28 +216,28 @@ void rtw_wep_decrypt(struct adapter *padapter, u8 *precvframe) struct arc4context mycontext; int length; u32 keylength; - u8 *pframe, *payload,*iv,wepkey[16]; + u8 *pframe, *payload, *iv, wepkey[16]; u8 keyindex; - struct rx_pkt_attrib *prxattrib = &(((union recv_frame*)precvframe)->u.hdr.attrib); - struct security_priv *psecuritypriv=&padapter->securitypriv; + struct rx_pkt_attrib *prxattrib = &(((union recv_frame *)precvframe)->u.hdr.attrib); + struct security_priv *psecuritypriv = &padapter->securitypriv; _func_enter_; - pframe = (unsigned char *)((union recv_frame*)precvframe)->u.hdr.rx_data; + pframe = (unsigned char *)((union recv_frame *)precvframe)->u.hdr.rx_data; /* start to decrypt recvframe */ - if ((prxattrib->encrypt==_WEP40_)||(prxattrib->encrypt==_WEP104_)) { - iv=pframe+prxattrib->hdrlen; + if ((prxattrib->encrypt == _WEP40_) || (prxattrib->encrypt == _WEP104_)) { + iv = pframe+prxattrib->hdrlen; keyindex = prxattrib->key_index; - keylength=psecuritypriv->dot11DefKeylen[keyindex]; + keylength = psecuritypriv->dot11DefKeylen[keyindex]; _rtw_memcpy(&wepkey[0], iv, 3); - _rtw_memcpy(&wepkey[3], &psecuritypriv->dot11DefKey[keyindex].skey[0],keylength); - length= ((union recv_frame *)precvframe)->u.hdr.len-prxattrib->hdrlen-prxattrib->iv_len; + _rtw_memcpy(&wepkey[3], &psecuritypriv->dot11DefKey[keyindex].skey[0], keylength); + length = ((union recv_frame *)precvframe)->u.hdr.len-prxattrib->hdrlen-prxattrib->iv_len; - payload=pframe+prxattrib->iv_len+prxattrib->hdrlen; + payload = pframe+prxattrib->iv_len+prxattrib->hdrlen; /* decrypt payload include icv */ - arcfour_init(&mycontext, wepkey,3+keylength); + arcfour_init(&mycontext, wepkey, 3+keylength); arcfour_encrypt(&mycontext, payload, payload, length); /* calculate icv and compare the icv */ @@ -269,7 +248,7 @@ _func_enter_; crc[1] != payload[length-3] || crc[0] != payload[length-4]) { RT_TRACE(_module_rtl871x_security_c_, _drv_err_, - ("rtw_wep_decrypt:icv error crc (%4ph) != payload (%4ph)\n", + ("rtw_wep_decrypt:icv error crc (%4ph)!=payload (%4ph)\n", &crc, &payload[length-4])); } } @@ -277,29 +256,26 @@ _func_exit_; return; } -/* 3 =====TKIP related===== */ +/* 3 ===== TKIP related ===== */ -static u32 secmicgetuint32( u8 * p ) +static u32 secmicgetuint32(u8 *p) /* Convert from Byte[] to Us4Byte32 in a portable way */ { s32 i; u32 res = 0; _func_enter_; - for ( i=0; i<4; i++ ) - { + for (i = 0; i < 4; i++) res |= ((u32)(*p++)) << (8*i); - } _func_exit_; return res; } -static void secmicputuint32( u8 * p, u32 val ) +static void secmicputuint32(u8 *p, u32 val) /* Convert from Us4Byte32 to Byte[] in a portable way */ { long i; _func_enter_; - for ( i=0; i<4; i++ ) - { + for (i = 0; i < 4; i++) { *p++ = (u8) (val & 0xff); val >>= 8; } @@ -317,34 +293,33 @@ _func_enter_; _func_exit_; } -void rtw_secmicsetkey(struct mic_data *pmicdata, u8 * key ) +void rtw_secmicsetkey(struct mic_data *pmicdata, u8 *key) { /* Set the key */ _func_enter_; - pmicdata->K0 = secmicgetuint32( key ); - pmicdata->K1 = secmicgetuint32( key + 4 ); + pmicdata->K0 = secmicgetuint32(key); + pmicdata->K1 = secmicgetuint32(key + 4); /* and reset the message */ secmicclear(pmicdata); _func_exit_; } -void rtw_secmicappendbyte(struct mic_data *pmicdata, u8 b ) +void rtw_secmicappendbyte(struct mic_data *pmicdata, u8 b) { _func_enter_; /* Append the byte to our word-sized buffer */ pmicdata->M |= ((unsigned long)b) << (8*pmicdata->nBytesInM); pmicdata->nBytesInM++; /* Process the word if it is full. */ - if ( pmicdata->nBytesInM >= 4 ) - { + if (pmicdata->nBytesInM >= 4) { pmicdata->L ^= pmicdata->M; - pmicdata->R ^= ROL32( pmicdata->L, 17 ); + pmicdata->R ^= ROL32(pmicdata->L, 17); pmicdata->L += pmicdata->R; pmicdata->R ^= ((pmicdata->L & 0xff00ff00) >> 8) | ((pmicdata->L & 0x00ff00ff) << 8); pmicdata->L += pmicdata->R; - pmicdata->R ^= ROL32( pmicdata->L, 3 ); + pmicdata->R ^= ROL32(pmicdata->L, 3); pmicdata->L += pmicdata->R; - pmicdata->R ^= ROR32( pmicdata->L, 2 ); + pmicdata->R ^= ROR32(pmicdata->L, 2); pmicdata->L += pmicdata->R; /* Clear the buffer */ pmicdata->M = 0; @@ -353,171 +328,160 @@ _func_enter_; _func_exit_; } -void rtw_secmicappend(struct mic_data *pmicdata, u8 * src, u32 nbytes ) +void rtw_secmicappend(struct mic_data *pmicdata, u8 *src, u32 nbytes) { _func_enter_; /* This is simple */ - while ( nbytes > 0 ) - { - rtw_secmicappendbyte(pmicdata, *src++ ); + while (nbytes > 0) { + rtw_secmicappendbyte(pmicdata, *src++); nbytes--; } _func_exit_; } -void rtw_secgetmic(struct mic_data *pmicdata, u8 * dst ) +void rtw_secgetmic(struct mic_data *pmicdata, u8 *dst) { _func_enter_; /* Append the minimum padding */ - rtw_secmicappendbyte(pmicdata, 0x5a ); - rtw_secmicappendbyte(pmicdata, 0 ); - rtw_secmicappendbyte(pmicdata, 0 ); - rtw_secmicappendbyte(pmicdata, 0 ); - rtw_secmicappendbyte(pmicdata, 0 ); + rtw_secmicappendbyte(pmicdata, 0x5a); + rtw_secmicappendbyte(pmicdata, 0); + rtw_secmicappendbyte(pmicdata, 0); + rtw_secmicappendbyte(pmicdata, 0); + rtw_secmicappendbyte(pmicdata, 0); /* and then zeroes until the length is a multiple of 4 */ - while ( pmicdata->nBytesInM != 0 ) - { - rtw_secmicappendbyte(pmicdata, 0 ); - } + while (pmicdata->nBytesInM != 0) + rtw_secmicappendbyte(pmicdata, 0); /* The appendByte function has already computed the result. */ - secmicputuint32( dst, pmicdata->L ); - secmicputuint32( dst+4, pmicdata->R ); + secmicputuint32(dst, pmicdata->L); + secmicputuint32(dst+4, pmicdata->R); /* Reset to the empty message. */ secmicclear(pmicdata); _func_exit_; } - -void rtw_seccalctkipmic(u8 * key,u8 *header,u8 *data,u32 data_len,u8 *mic_code, u8 pri) +void rtw_seccalctkipmic(u8 *key, u8 *header, u8 *data, u32 data_len, u8 *mic_code, u8 pri) { - struct mic_data micdata; - u8 priority[4]={0x0,0x0,0x0,0x0}; + u8 priority[4] = {0x0, 0x0, 0x0, 0x0}; _func_enter_; rtw_secmicsetkey(&micdata, key); - priority[0]=pri; + priority[0] = pri; /* Michael MIC pseudo header: DA, SA, 3 x 0, Priority */ - if (header[1]&1){ /* ToDS==1 */ + if (header[1]&1) { /* ToDS == 1 */ rtw_secmicappend(&micdata, &header[16], 6); /* DA */ - if (header[1]&2) /* From Ds==1 */ + if (header[1]&2) /* From Ds == 1 */ rtw_secmicappend(&micdata, &header[24], 6); else rtw_secmicappend(&micdata, &header[10], 6); - } - else{ /* ToDS==0 */ + } else { /* ToDS == 0 */ rtw_secmicappend(&micdata, &header[4], 6); /* DA */ - if (header[1]&2) /* From Ds==1 */ + if (header[1]&2) /* From Ds == 1 */ rtw_secmicappend(&micdata, &header[16], 6); else rtw_secmicappend(&micdata, &header[10], 6); - } rtw_secmicappend(&micdata, &priority[0], 4); - rtw_secmicappend(&micdata, data, data_len); - rtw_secgetmic(&micdata,mic_code); + rtw_secgetmic(&micdata, mic_code); _func_exit_; } - /* macros for extraction/creation of unsigned char/unsigned short values */ #define RotR1(v16) ((((v16) >> 1) & 0x7FFF) ^ (((v16) & 1) << 15)) -#define Lo8(v16) ((u8)( (v16) & 0x00FF)) +#define Lo8(v16) ((u8)((v16) & 0x00FF)) #define Hi8(v16) ((u8)(((v16) >> 8) & 0x00FF)) -#define Lo16(v32) ((u16)( (v32) & 0xFFFF)) -#define Hi16(v32) ((u16)(((v32) >>16) & 0xFFFF)) -#define Mk16(hi,lo) ((lo) ^ (((u16)(hi)) << 8)) +#define Lo16(v32) ((u16)((v32) & 0xFFFF)) +#define Hi16(v32) ((u16)(((v32) >> 16) & 0xFFFF)) +#define Mk16(hi, lo) ((lo) ^ (((u16)(hi)) << 8)) /* select the Nth 16-bit word of the temporal key unsigned char array TK[] */ -#define TK16(N) Mk16(tk[2*(N)+1],tk[2*(N)]) +#define TK16(N) Mk16(tk[2*(N)+1], tk[2*(N)]) /* S-box lookup: 16 bits --> 16 bits */ #define _S_(v16) (Sbox1[0][Lo8(v16)] ^ Sbox1[1][Hi8(v16)]) /* fixed algorithm "parameters" */ #define PHASE1_LOOP_CNT 8 /* this needs to be "big enough" */ -#define TA_SIZE 6 /* 48-bit transmitter address */ -#define TK_SIZE 16 /* 128-bit temporal key */ -#define P1K_SIZE 10 /* 80-bit Phase1 key */ +#define TA_SIZE 6 /* 48-bit transmitter address */ +#define TK_SIZE 16 /* 128-bit temporal key */ +#define P1K_SIZE 10 /* 80-bit Phase1 key */ #define RC4_KEY_SIZE 16 /* 128-bit RC4KEY (104 bits unknown) */ - /* 2-unsigned char by 2-unsigned char subset of the full AES S-box table */ -static const unsigned short Sbox1[2][256]= /* Sbox for hash (can be in ROM) */ -{ { - 0xC6A5,0xF884,0xEE99,0xF68D,0xFF0D,0xD6BD,0xDEB1,0x9154, - 0x6050,0x0203,0xCEA9,0x567D,0xE719,0xB562,0x4DE6,0xEC9A, - 0x8F45,0x1F9D,0x8940,0xFA87,0xEF15,0xB2EB,0x8EC9,0xFB0B, - 0x41EC,0xB367,0x5FFD,0x45EA,0x23BF,0x53F7,0xE496,0x9B5B, - 0x75C2,0xE11C,0x3DAE,0x4C6A,0x6C5A,0x7E41,0xF502,0x834F, - 0x685C,0x51F4,0xD134,0xF908,0xE293,0xAB73,0x6253,0x2A3F, - 0x080C,0x9552,0x4665,0x9D5E,0x3028,0x37A1,0x0A0F,0x2FB5, - 0x0E09,0x2436,0x1B9B,0xDF3D,0xCD26,0x4E69,0x7FCD,0xEA9F, - 0x121B,0x1D9E,0x5874,0x342E,0x362D,0xDCB2,0xB4EE,0x5BFB, - 0xA4F6,0x764D,0xB761,0x7DCE,0x527B,0xDD3E,0x5E71,0x1397, - 0xA6F5,0xB968,0x0000,0xC12C,0x4060,0xE31F,0x79C8,0xB6ED, - 0xD4BE,0x8D46,0x67D9,0x724B,0x94DE,0x98D4,0xB0E8,0x854A, - 0xBB6B,0xC52A,0x4FE5,0xED16,0x86C5,0x9AD7,0x6655,0x1194, - 0x8ACF,0xE910,0x0406,0xFE81,0xA0F0,0x7844,0x25BA,0x4BE3, - 0xA2F3,0x5DFE,0x80C0,0x058A,0x3FAD,0x21BC,0x7048,0xF104, - 0x63DF,0x77C1,0xAF75,0x4263,0x2030,0xE51A,0xFD0E,0xBF6D, - 0x814C,0x1814,0x2635,0xC32F,0xBEE1,0x35A2,0x88CC,0x2E39, - 0x9357,0x55F2,0xFC82,0x7A47,0xC8AC,0xBAE7,0x322B,0xE695, - 0xC0A0,0x1998,0x9ED1,0xA37F,0x4466,0x547E,0x3BAB,0x0B83, - 0x8CCA,0xC729,0x6BD3,0x283C,0xA779,0xBCE2,0x161D,0xAD76, - 0xDB3B,0x6456,0x744E,0x141E,0x92DB,0x0C0A,0x486C,0xB8E4, - 0x9F5D,0xBD6E,0x43EF,0xC4A6,0x39A8,0x31A4,0xD337,0xF28B, - 0xD532,0x8B43,0x6E59,0xDAB7,0x018C,0xB164,0x9CD2,0x49E0, - 0xD8B4,0xACFA,0xF307,0xCF25,0xCAAF,0xF48E,0x47E9,0x1018, - 0x6FD5,0xF088,0x4A6F,0x5C72,0x3824,0x57F1,0x73C7,0x9751, - 0xCB23,0xA17C,0xE89C,0x3E21,0x96DD,0x61DC,0x0D86,0x0F85, - 0xE090,0x7C42,0x71C4,0xCCAA,0x90D8,0x0605,0xF701,0x1C12, - 0xC2A3,0x6A5F,0xAEF9,0x69D0,0x1791,0x9958,0x3A27,0x27B9, - 0xD938,0xEB13,0x2BB3,0x2233,0xD2BB,0xA970,0x0789,0x33A7, - 0x2DB6,0x3C22,0x1592,0xC920,0x8749,0xAAFF,0x5078,0xA57A, - 0x038F,0x59F8,0x0980,0x1A17,0x65DA,0xD731,0x84C6,0xD0B8, - 0x82C3,0x29B0,0x5A77,0x1E11,0x7BCB,0xA8FC,0x6DD6,0x2C3A, +static const unsigned short Sbox1[2][256] = { /* Sbox for hash (can be in ROM) */ +{ + 0xC6A5, 0xF884, 0xEE99, 0xF68D, 0xFF0D, 0xD6BD, 0xDEB1, 0x9154, + 0x6050, 0x0203, 0xCEA9, 0x567D, 0xE719, 0xB562, 0x4DE6, 0xEC9A, + 0x8F45, 0x1F9D, 0x8940, 0xFA87, 0xEF15, 0xB2EB, 0x8EC9, 0xFB0B, + 0x41EC, 0xB367, 0x5FFD, 0x45EA, 0x23BF, 0x53F7, 0xE496, 0x9B5B, + 0x75C2, 0xE11C, 0x3DAE, 0x4C6A, 0x6C5A, 0x7E41, 0xF502, 0x834F, + 0x685C, 0x51F4, 0xD134, 0xF908, 0xE293, 0xAB73, 0x6253, 0x2A3F, + 0x080C, 0x9552, 0x4665, 0x9D5E, 0x3028, 0x37A1, 0x0A0F, 0x2FB5, + 0x0E09, 0x2436, 0x1B9B, 0xDF3D, 0xCD26, 0x4E69, 0x7FCD, 0xEA9F, + 0x121B, 0x1D9E, 0x5874, 0x342E, 0x362D, 0xDCB2, 0xB4EE, 0x5BFB, + 0xA4F6, 0x764D, 0xB761, 0x7DCE, 0x527B, 0xDD3E, 0x5E71, 0x1397, + 0xA6F5, 0xB968, 0x0000, 0xC12C, 0x4060, 0xE31F, 0x79C8, 0xB6ED, + 0xD4BE, 0x8D46, 0x67D9, 0x724B, 0x94DE, 0x98D4, 0xB0E8, 0x854A, + 0xBB6B, 0xC52A, 0x4FE5, 0xED16, 0x86C5, 0x9AD7, 0x6655, 0x1194, + 0x8ACF, 0xE910, 0x0406, 0xFE81, 0xA0F0, 0x7844, 0x25BA, 0x4BE3, + 0xA2F3, 0x5DFE, 0x80C0, 0x058A, 0x3FAD, 0x21BC, 0x7048, 0xF104, + 0x63DF, 0x77C1, 0xAF75, 0x4263, 0x2030, 0xE51A, 0xFD0E, 0xBF6D, + 0x814C, 0x1814, 0x2635, 0xC32F, 0xBEE1, 0x35A2, 0x88CC, 0x2E39, + 0x9357, 0x55F2, 0xFC82, 0x7A47, 0xC8AC, 0xBAE7, 0x322B, 0xE695, + 0xC0A0, 0x1998, 0x9ED1, 0xA37F, 0x4466, 0x547E, 0x3BAB, 0x0B83, + 0x8CCA, 0xC729, 0x6BD3, 0x283C, 0xA779, 0xBCE2, 0x161D, 0xAD76, + 0xDB3B, 0x6456, 0x744E, 0x141E, 0x92DB, 0x0C0A, 0x486C, 0xB8E4, + 0x9F5D, 0xBD6E, 0x43EF, 0xC4A6, 0x39A8, 0x31A4, 0xD337, 0xF28B, + 0xD532, 0x8B43, 0x6E59, 0xDAB7, 0x018C, 0xB164, 0x9CD2, 0x49E0, + 0xD8B4, 0xACFA, 0xF307, 0xCF25, 0xCAAF, 0xF48E, 0x47E9, 0x1018, + 0x6FD5, 0xF088, 0x4A6F, 0x5C72, 0x3824, 0x57F1, 0x73C7, 0x9751, + 0xCB23, 0xA17C, 0xE89C, 0x3E21, 0x96DD, 0x61DC, 0x0D86, 0x0F85, + 0xE090, 0x7C42, 0x71C4, 0xCCAA, 0x90D8, 0x0605, 0xF701, 0x1C12, + 0xC2A3, 0x6A5F, 0xAEF9, 0x69D0, 0x1791, 0x9958, 0x3A27, 0x27B9, + 0xD938, 0xEB13, 0x2BB3, 0x2233, 0xD2BB, 0xA970, 0x0789, 0x33A7, + 0x2DB6, 0x3C22, 0x1592, 0xC920, 0x8749, 0xAAFF, 0x5078, 0xA57A, + 0x038F, 0x59F8, 0x0980, 0x1A17, 0x65DA, 0xD731, 0x84C6, 0xD0B8, + 0x82C3, 0x29B0, 0x5A77, 0x1E11, 0x7BCB, 0xA8FC, 0x6DD6, 0x2C3A, }, - { /* second half of table is unsigned char-reversed version of first! */ - 0xA5C6,0x84F8,0x99EE,0x8DF6,0x0DFF,0xBDD6,0xB1DE,0x5491, - 0x5060,0x0302,0xA9CE,0x7D56,0x19E7,0x62B5,0xE64D,0x9AEC, - 0x458F,0x9D1F,0x4089,0x87FA,0x15EF,0xEBB2,0xC98E,0x0BFB, - 0xEC41,0x67B3,0xFD5F,0xEA45,0xBF23,0xF753,0x96E4,0x5B9B, - 0xC275,0x1CE1,0xAE3D,0x6A4C,0x5A6C,0x417E,0x02F5,0x4F83, - 0x5C68,0xF451,0x34D1,0x08F9,0x93E2,0x73AB,0x5362,0x3F2A, - 0x0C08,0x5295,0x6546,0x5E9D,0x2830,0xA137,0x0F0A,0xB52F, - 0x090E,0x3624,0x9B1B,0x3DDF,0x26CD,0x694E,0xCD7F,0x9FEA, - 0x1B12,0x9E1D,0x7458,0x2E34,0x2D36,0xB2DC,0xEEB4,0xFB5B, - 0xF6A4,0x4D76,0x61B7,0xCE7D,0x7B52,0x3EDD,0x715E,0x9713, - 0xF5A6,0x68B9,0x0000,0x2CC1,0x6040,0x1FE3,0xC879,0xEDB6, - 0xBED4,0x468D,0xD967,0x4B72,0xDE94,0xD498,0xE8B0,0x4A85, - 0x6BBB,0x2AC5,0xE54F,0x16ED,0xC586,0xD79A,0x5566,0x9411, - 0xCF8A,0x10E9,0x0604,0x81FE,0xF0A0,0x4478,0xBA25,0xE34B, - 0xF3A2,0xFE5D,0xC080,0x8A05,0xAD3F,0xBC21,0x4870,0x04F1, - 0xDF63,0xC177,0x75AF,0x6342,0x3020,0x1AE5,0x0EFD,0x6DBF, - 0x4C81,0x1418,0x3526,0x2FC3,0xE1BE,0xA235,0xCC88,0x392E, - 0x5793,0xF255,0x82FC,0x477A,0xACC8,0xE7BA,0x2B32,0x95E6, - 0xA0C0,0x9819,0xD19E,0x7FA3,0x6644,0x7E54,0xAB3B,0x830B, - 0xCA8C,0x29C7,0xD36B,0x3C28,0x79A7,0xE2BC,0x1D16,0x76AD, - 0x3BDB,0x5664,0x4E74,0x1E14,0xDB92,0x0A0C,0x6C48,0xE4B8, - 0x5D9F,0x6EBD,0xEF43,0xA6C4,0xA839,0xA431,0x37D3,0x8BF2, - 0x32D5,0x438B,0x596E,0xB7DA,0x8C01,0x64B1,0xD29C,0xE049, - 0xB4D8,0xFAAC,0x07F3,0x25CF,0xAFCA,0x8EF4,0xE947,0x1810, - 0xD56F,0x88F0,0x6F4A,0x725C,0x2438,0xF157,0xC773,0x5197, - 0x23CB,0x7CA1,0x9CE8,0x213E,0xDD96,0xDC61,0x860D,0x850F, - 0x90E0,0x427C,0xC471,0xAACC,0xD890,0x0506,0x01F7,0x121C, - 0xA3C2,0x5F6A,0xF9AE,0xD069,0x9117,0x5899,0x273A,0xB927, - 0x38D9,0x13EB,0xB32B,0x3322,0xBBD2,0x70A9,0x8907,0xA733, - 0xB62D,0x223C,0x9215,0x20C9,0x4987,0xFFAA,0x7850,0x7AA5, - 0x8F03,0xF859,0x8009,0x171A,0xDA65,0x31D7,0xC684,0xB8D0, - 0xC382,0xB029,0x775A,0x111E,0xCB7B,0xFCA8,0xD66D,0x3A2C, + 0xA5C6, 0x84F8, 0x99EE, 0x8DF6, 0x0DFF, 0xBDD6, 0xB1DE, 0x5491, + 0x5060, 0x0302, 0xA9CE, 0x7D56, 0x19E7, 0x62B5, 0xE64D, 0x9AEC, + 0x458F, 0x9D1F, 0x4089, 0x87FA, 0x15EF, 0xEBB2, 0xC98E, 0x0BFB, + 0xEC41, 0x67B3, 0xFD5F, 0xEA45, 0xBF23, 0xF753, 0x96E4, 0x5B9B, + 0xC275, 0x1CE1, 0xAE3D, 0x6A4C, 0x5A6C, 0x417E, 0x02F5, 0x4F83, + 0x5C68, 0xF451, 0x34D1, 0x08F9, 0x93E2, 0x73AB, 0x5362, 0x3F2A, + 0x0C08, 0x5295, 0x6546, 0x5E9D, 0x2830, 0xA137, 0x0F0A, 0xB52F, + 0x090E, 0x3624, 0x9B1B, 0x3DDF, 0x26CD, 0x694E, 0xCD7F, 0x9FEA, + 0x1B12, 0x9E1D, 0x7458, 0x2E34, 0x2D36, 0xB2DC, 0xEEB4, 0xFB5B, + 0xF6A4, 0x4D76, 0x61B7, 0xCE7D, 0x7B52, 0x3EDD, 0x715E, 0x9713, + 0xF5A6, 0x68B9, 0x0000, 0x2CC1, 0x6040, 0x1FE3, 0xC879, 0xEDB6, + 0xBED4, 0x468D, 0xD967, 0x4B72, 0xDE94, 0xD498, 0xE8B0, 0x4A85, + 0x6BBB, 0x2AC5, 0xE54F, 0x16ED, 0xC586, 0xD79A, 0x5566, 0x9411, + 0xCF8A, 0x10E9, 0x0604, 0x81FE, 0xF0A0, 0x4478, 0xBA25, 0xE34B, + 0xF3A2, 0xFE5D, 0xC080, 0x8A05, 0xAD3F, 0xBC21, 0x4870, 0x04F1, + 0xDF63, 0xC177, 0x75AF, 0x6342, 0x3020, 0x1AE5, 0x0EFD, 0x6DBF, + 0x4C81, 0x1418, 0x3526, 0x2FC3, 0xE1BE, 0xA235, 0xCC88, 0x392E, + 0x5793, 0xF255, 0x82FC, 0x477A, 0xACC8, 0xE7BA, 0x2B32, 0x95E6, + 0xA0C0, 0x9819, 0xD19E, 0x7FA3, 0x6644, 0x7E54, 0xAB3B, 0x830B, + 0xCA8C, 0x29C7, 0xD36B, 0x3C28, 0x79A7, 0xE2BC, 0x1D16, 0x76AD, + 0x3BDB, 0x5664, 0x4E74, 0x1E14, 0xDB92, 0x0A0C, 0x6C48, 0xE4B8, + 0x5D9F, 0x6EBD, 0xEF43, 0xA6C4, 0xA839, 0xA431, 0x37D3, 0x8BF2, + 0x32D5, 0x438B, 0x596E, 0xB7DA, 0x8C01, 0x64B1, 0xD29C, 0xE049, + 0xB4D8, 0xFAAC, 0x07F3, 0x25CF, 0xAFCA, 0x8EF4, 0xE947, 0x1810, + 0xD56F, 0x88F0, 0x6F4A, 0x725C, 0x2438, 0xF157, 0xC773, 0x5197, + 0x23CB, 0x7CA1, 0x9CE8, 0x213E, 0xDD96, 0xDC61, 0x860D, 0x850F, + 0x90E0, 0x427C, 0xC471, 0xAACC, 0xD890, 0x0506, 0x01F7, 0x121C, + 0xA3C2, 0x5F6A, 0xF9AE, 0xD069, 0x9117, 0x5899, 0x273A, 0xB927, + 0x38D9, 0x13EB, 0xB32B, 0x3322, 0xBBD2, 0x70A9, 0x8907, 0xA733, + 0xB62D, 0x223C, 0x9215, 0x20C9, 0x4987, 0xFFAA, 0x7850, 0x7AA5, + 0x8F03, 0xF859, 0x8009, 0x171A, 0xDA65, 0x31D7, 0xC684, 0xB8D0, + 0xC382, 0xB029, 0x775A, 0x111E, 0xCB7B, 0xFCA8, 0xD66D, 0x3A2C, } }; @@ -526,11 +490,11 @@ static const unsigned short Sbox1[2][256]= /* Sbox for hash (can be in ROM * Routine: Phase 1 -- generate P1K, given TA, TK, IV32 * * Inputs: -* tk[] = temporal key [128 bits] -* ta[] = transmitter's MAC address [ 48 bits] -* iv32 = upper 32 bits of IV [ 32 bits] +* tk[] = temporal key [128 bits] +* ta[] = transmitter's MAC address [ 48 bits] +* iv32 = upper 32 bits of IV [ 32 bits] * Output: -* p1k[] = Phase 1 key [ 80 bits] +* p1k[] = Phase 1 key [ 80 bits] * * Note: * This function only needs to be called every 2**16 packets, @@ -538,45 +502,43 @@ static const unsigned short Sbox1[2][256]= /* Sbox for hash (can be in ROM * ********************************************************************** */ -static void phase1(u16 *p1k,const u8 *tk,const u8 *ta,u32 iv32) +static void phase1(u16 *p1k, const u8 *tk, const u8 *ta, u32 iv32) { int i; _func_enter_; /* Initialize the 80 bits of P1K[] from IV32 and TA[0..5] */ p1k[0] = Lo16(iv32); p1k[1] = Hi16(iv32); - p1k[2] = Mk16(ta[1],ta[0]); /* use TA[] as little-endian */ - p1k[3] = Mk16(ta[3],ta[2]); - p1k[4] = Mk16(ta[5],ta[4]); + p1k[2] = Mk16(ta[1], ta[0]); /* use TA[] as little-endian */ + p1k[3] = Mk16(ta[3], ta[2]); + p1k[4] = Mk16(ta[5], ta[4]); /* Now compute an unbalanced Feistel cipher with 80-bit block */ /* size on the 80-bit block P1K[], using the 128-bit key TK[] */ - for (i=0; i < PHASE1_LOOP_CNT ;i++) - { /* Each add operation here is mod 2**16 */ + for (i = 0; i < PHASE1_LOOP_CNT; i++) { /* Each add operation here is mod 2**16 */ p1k[0] += _S_(p1k[4] ^ TK16((i&1)+0)); p1k[1] += _S_(p1k[0] ^ TK16((i&1)+2)); p1k[2] += _S_(p1k[1] ^ TK16((i&1)+4)); p1k[3] += _S_(p1k[2] ^ TK16((i&1)+6)); p1k[4] += _S_(p1k[3] ^ TK16((i&1)+0)); - p1k[4] += (unsigned short)i; /* avoid "slide attacks" */ - } + p1k[4] += (unsigned short)i; /* avoid "slide attacks" */ + } _func_exit_; } - /* ********************************************************************** * Routine: Phase 2 -- generate RC4KEY, given TK, P1K, IV16 * * Inputs: -* tk[] = Temporal key [128 bits] -* p1k[] = Phase 1 output key [ 80 bits] -* iv16 = low 16 bits of IV counter [ 16 bits] +* tk[] = Temporal key [128 bits] +* p1k[] = Phase 1 output key [ 80 bits] +* iv16 = low 16 bits of IV counter [ 16 bits] * Output: * rc4key[] = the key used to encrypt the packet [128 bits] * * Note: -* The value {TA,IV32,IV16} for Phase1/Phase2 must be unique +* The value {TA, IV32, IV16} for Phase1/Phase2 must be unique * across all packets using the same key TK value. Then, for a * given value of TK[], this TKIP48 construction guarantees that * the final RC4KEY value is unique across all packets. @@ -587,16 +549,17 @@ _func_exit_; * ********************************************************************** */ -static void phase2(u8 *rc4key,const u8 *tk,const u16 *p1k,u16 iv16) +static void phase2(u8 *rc4key, const u8 *tk, const u16 *p1k, u16 iv16) { int i; - u16 PPK[6]; /* temporary key for mixing */ + u16 PPK[6]; /* temporary key for mixing */ _func_enter_; - /* Note: all adds in the PPK[] equations below are mod 2**16 */ - for (i=0;i<5;i++) PPK[i]=p1k[i]; /* first, copy P1K to PPK */ - PPK[5] = p1k[4] +iv16; /* next, add in IV16 */ + /* Note: all adds in the PPK[] equations below are mod 2**16 */ + for (i = 0; i < 5; i++) + PPK[i] = p1k[i]; /* first, copy P1K to PPK */ + PPK[5] = p1k[4] + iv16; /* next, add in IV16 */ - /* Bijective non-linear mixing of the 96 bits of PPK[0..5] */ + /* Bijective non-linear mixing of the 96 bits of PPK[0..5] */ PPK[0] += _S_(PPK[5] ^ TK16(0)); /* Mix key in each "round" */ PPK[1] += _S_(PPK[0] ^ TK16(1)); PPK[2] += _S_(PPK[1] ^ TK16(2)); @@ -613,26 +576,23 @@ _func_enter_; PPK[5] += RotR1(PPK[4]); /* Note: At this point, for a given key TK[0..15], the 96-bit output */ /* value PPK[0..5] is guaranteed to be unique, as a function */ - /* of the 96-bit "input" value {TA,IV32,IV16}. That is, P1K */ - /* is now a keyed permutation of {TA,IV32,IV16}. */ + /* of the 96-bit "input" value {TA, IV32, IV16}. That is, P1K */ + /* is now a keyed permutation of {TA, IV32, IV16}. */ /* Set RC4KEY[0..3], which includes "cleartext" portion of RC4 key */ - rc4key[0] = Hi8(iv16); /* RC4KEY[0..2] is the WEP IV */ - rc4key[1] =(Hi8(iv16) | 0x20) & 0x7F; /* Help avoid weak (FMS) keys */ + rc4key[0] = Hi8(iv16); /* RC4KEY[0..2] is the WEP IV */ + rc4key[1] = (Hi8(iv16) | 0x20) & 0x7F; /* Help avoid weak (FMS) keys */ rc4key[2] = Lo8(iv16); rc4key[3] = Lo8((PPK[5] ^ TK16(0)) >> 1); - /* Copy 96 bits of PPK[0..5] to RC4KEY[4..15] (little-endian) */ - for (i=0;i<6;i++) - { + for (i = 0; i < 6; i++) { rc4key[4+2*i] = Lo8(PPK[i]); rc4key[5+2*i] = Hi8(PPK[i]); } _func_exit_; } - /* The hlen isn't include the IV */ u32 rtw_tkip_encrypt(struct adapter *padapter, u8 *pxmitframe) { /* exclude ICV */ @@ -643,99 +603,79 @@ u32 rtw_tkip_encrypt(struct adapter *padapter, u8 *pxmitframe) u8 crc[4]; u8 hw_hdr_offset = 0; struct arc4context mycontext; - int curfragnum,length; + int curfragnum, length; - u8 *pframe, *payload,*iv,*prwskey; + u8 *pframe, *payload, *iv, *prwskey; union pn48 dot11txpn; struct sta_info *stainfo; struct pkt_attrib *pattrib = &((struct xmit_frame *)pxmitframe)->attrib; - struct security_priv *psecuritypriv=&padapter->securitypriv; - struct xmit_priv *pxmitpriv=&padapter->xmitpriv; - u32 res=_SUCCESS; + struct security_priv *psecuritypriv = &padapter->securitypriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; + u32 res = _SUCCESS; _func_enter_; - if (((struct xmit_frame*)pxmitframe)->buf_addr==NULL) + if (((struct xmit_frame *)pxmitframe)->buf_addr == NULL) return _FAIL; hw_hdr_offset = TXDESC_SIZE + - (((struct xmit_frame*)pxmitframe)->pkt_offset * PACKET_OFFSET_SZ); - pframe = ((struct xmit_frame*)pxmitframe)->buf_addr + hw_hdr_offset; + (((struct xmit_frame *)pxmitframe)->pkt_offset * PACKET_OFFSET_SZ); + pframe = ((struct xmit_frame *)pxmitframe)->buf_addr + hw_hdr_offset; /* 4 start to encrypt each fragment */ - if (pattrib->encrypt==_TKIP_){ - + if (pattrib->encrypt == _TKIP_) { if (pattrib->psta) - { stainfo = pattrib->psta; - } else - { - stainfo=rtw_get_stainfo(&padapter->stapriv ,&pattrib->ra[0] ); - } + stainfo = rtw_get_stainfo(&padapter->stapriv, &pattrib->ra[0]); - if (stainfo!=NULL){ - RT_TRACE(_module_rtl871x_security_c_,_drv_err_,("rtw_tkip_encrypt: stainfo!=NULL!!!\n")); + if (stainfo != NULL) { + RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_encrypt: stainfo!= NULL!!!\n")); if (IS_MCAST(pattrib->ra)) - { - prwskey=psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey; - } + prwskey = psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey; else - { - prwskey=&stainfo->dot118021x_UncstKey.skey[0]; - } + prwskey = &stainfo->dot118021x_UncstKey.skey[0]; - for (curfragnum=0;curfragnumnr_frags;curfragnum++){ - iv=pframe+pattrib->hdrlen; - payload=pframe+pattrib->iv_len+pattrib->hdrlen; + for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) { + iv = pframe+pattrib->hdrlen; + payload = pframe+pattrib->iv_len+pattrib->hdrlen; GET_TKIP_PN(iv, dot11txpn); - pnl=(u16)(dot11txpn.val); - pnh=(u32)(dot11txpn.val>>16); + pnl = (u16)(dot11txpn.val); + pnh = (u32)(dot11txpn.val>>16); + phase1((u16 *)&ttkey[0], prwskey, &pattrib->ta[0], pnh); + phase2(&rc4key[0], prwskey, (u16 *)&ttkey[0], pnl); - phase1((u16 *)&ttkey[0],prwskey,&pattrib->ta[0],pnh); - - phase2(&rc4key[0],prwskey,(u16 *)&ttkey[0],pnl); - - if ((curfragnum+1)==pattrib->nr_frags){ /* 4 the last fragment */ - length=pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len- pattrib->icv_len; + if ((curfragnum+1) == pattrib->nr_frags) { /* 4 the last fragment */ + length = pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len; RT_TRACE(_module_rtl871x_security_c_, _drv_info_, - ("pattrib->iv_len =%x, pattrib->icv_len =%x\n", - pattrib->iv_len,pattrib->icv_len)); - *((__le32 *)crc) = getcrc32(payload,length);/* modified by Amy*/ + ("pattrib->iv_len=%x, pattrib->icv_len=%x\n", + pattrib->iv_len, pattrib->icv_len)); + *((__le32 *)crc) = getcrc32(payload, length);/* modified by Amy*/ - arcfour_init(&mycontext, rc4key,16); + arcfour_init(&mycontext, rc4key, 16); + arcfour_encrypt(&mycontext, payload, payload, length); + arcfour_encrypt(&mycontext, payload+length, crc, 4); + } else { + length = pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len ; + *((__le32 *)crc) = getcrc32(payload, length);/* modified by Amy*/ + arcfour_init(&mycontext, rc4key, 16); arcfour_encrypt(&mycontext, payload, payload, length); arcfour_encrypt(&mycontext, payload+length, crc, 4); - } - else{ - length=pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len ; - *((__le32 *)crc) = getcrc32(payload,length);/* modified by Amy*/ - arcfour_init(&mycontext,rc4key,16); - arcfour_encrypt(&mycontext, payload, payload, length); - arcfour_encrypt(&mycontext, payload+length, crc, 4); - - pframe+=pxmitpriv->frag_len; - pframe=(u8 *)RND4((size_t)(pframe)); - + pframe += pxmitpriv->frag_len; + pframe = (u8 *)RND4((size_t)(pframe)); } } - - + } else { + RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_encrypt: stainfo==NULL!!!\n")); + res = _FAIL; } - else{ - RT_TRACE(_module_rtl871x_security_c_,_drv_err_,("rtw_tkip_encrypt: stainfo==NULL!!!\n")); - res=_FAIL; - } - } _func_exit_; return res; - } - /* The hlen isn't include the IV */ u32 rtw_tkip_decrypt(struct adapter *padapter, u8 *precvframe) { /* exclude ICV */ @@ -747,57 +687,48 @@ u32 rtw_tkip_decrypt(struct adapter *padapter, u8 *precvframe) struct arc4context mycontext; int length; - u8 *pframe, *payload,*iv,*prwskey; + u8 *pframe, *payload, *iv, *prwskey; union pn48 dot11txpn; struct sta_info *stainfo; struct rx_pkt_attrib *prxattrib = &((union recv_frame *)precvframe)->u.hdr.attrib; - struct security_priv *psecuritypriv=&padapter->securitypriv; -/* struct recv_priv *precvpriv=&padapter->recvpriv; */ - u32 res=_SUCCESS; + struct security_priv *psecuritypriv = &padapter->securitypriv; + u32 res = _SUCCESS; _func_enter_; - pframe=(unsigned char *)((union recv_frame*)precvframe)->u.hdr.rx_data; + pframe = (unsigned char *)((union recv_frame *)precvframe)->u.hdr.rx_data; /* 4 start to decrypt recvframe */ - if (prxattrib->encrypt==_TKIP_){ - - stainfo=rtw_get_stainfo(&padapter->stapriv ,&prxattrib->ta[0] ); - if (stainfo!=NULL){ - - if (IS_MCAST(prxattrib->ra)) - { - if (psecuritypriv->binstallGrpkey==false) - { - res=_FAIL; - DBG_88E("%s:rx bc/mc packets,but didn't install group key!!!!!!!!!!\n",__func__); + if (prxattrib->encrypt == _TKIP_) { + stainfo = rtw_get_stainfo(&padapter->stapriv, &prxattrib->ta[0]); + if (stainfo != NULL) { + if (IS_MCAST(prxattrib->ra)) { + if (!psecuritypriv->binstallGrpkey) { + res = _FAIL; + DBG_88E("%s:rx bc/mc packets, but didn't install group key!!!!!!!!!!\n", __func__); goto exit; } - /* DBG_88E("rx bc/mc packets, to perform sw rtw_tkip_decrypt\n"); */ - /* prwskey = psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey; */ prwskey = psecuritypriv->dot118021XGrpKey[prxattrib->key_index].skey; - } - else - { - RT_TRACE(_module_rtl871x_security_c_,_drv_err_,("rtw_tkip_decrypt: stainfo!=NULL!!!\n")); - prwskey=&stainfo->dot118021x_UncstKey.skey[0]; + } else { + RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_decrypt: stainfo!= NULL!!!\n")); + prwskey = &stainfo->dot118021x_UncstKey.skey[0]; } - iv=pframe+prxattrib->hdrlen; - payload=pframe+prxattrib->iv_len+prxattrib->hdrlen; - length= ((union recv_frame *)precvframe)->u.hdr.len-prxattrib->hdrlen-prxattrib->iv_len; + iv = pframe+prxattrib->hdrlen; + payload = pframe+prxattrib->iv_len+prxattrib->hdrlen; + length = ((union recv_frame *)precvframe)->u.hdr.len-prxattrib->hdrlen-prxattrib->iv_len; GET_TKIP_PN(iv, dot11txpn); - pnl=(u16)(dot11txpn.val); - pnh=(u32)(dot11txpn.val>>16); + pnl = (u16)(dot11txpn.val); + pnh = (u32)(dot11txpn.val>>16); - phase1((u16 *)&ttkey[0],prwskey,&prxattrib->ta[0],pnh); - phase2(&rc4key[0],prwskey,(unsigned short *)&ttkey[0],pnl); + phase1((u16 *)&ttkey[0], prwskey, &prxattrib->ta[0], pnh); + phase2(&rc4key[0], prwskey, (unsigned short *)&ttkey[0], pnl); /* 4 decrypt payload include icv */ - arcfour_init(&mycontext, rc4key,16); + arcfour_init(&mycontext, rc4key, 16); arcfour_encrypt(&mycontext, payload, payload, length); *((__le32 *)crc) = getcrc32(payload, length-4); @@ -807,13 +738,13 @@ _func_enter_; crc[1] != payload[length-3] || crc[0] != payload[length-4]) { RT_TRACE(_module_rtl871x_security_c_, _drv_err_, - ("rtw_wep_decrypt:icv error crc (%4ph) != payload (%4ph)\n", + ("rtw_wep_decrypt:icv error crc (%4ph)!=payload (%4ph)\n", &crc, &payload[length-4])); - res=_FAIL; + res = _FAIL; } } else { - RT_TRACE(_module_rtl871x_security_c_,_drv_err_,("rtw_tkip_decrypt: stainfo==NULL!!!\n")); - res=_FAIL; + RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_decrypt: stainfo==NULL!!!\n")); + res = _FAIL; } } _func_exit_; @@ -821,9 +752,7 @@ exit: return res; } - -/* 3 =====AES related===== */ - +/* 3 ===== AES related ===== */ #define MAX_MSG_SIZE 2048 @@ -831,70 +760,50 @@ exit: /******** SBOX Table *********/ /*****************************/ - static u8 sbox_table[256] = - { - 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, - 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, - 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, - 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, - 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, - 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, - 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, - 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, - 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, - 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, - 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, - 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, - 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, - 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, - 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, - 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, - 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, - 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, - 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, - 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, - 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, - 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, - 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, - 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, - 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, - 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, - 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, - 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, - 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, - 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, - 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, - 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16 - }; +static u8 sbox_table[256] = { + 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, + 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, + 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, + 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, + 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, + 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, + 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, + 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, + 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, + 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, + 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, + 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, + 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, + 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, + 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, + 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, + 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, + 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, + 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, + 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, + 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, + 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, + 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, + 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, + 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, + 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, + 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, + 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, + 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, + 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, + 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, + 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16 +}; /*****************************/ /**** Function Prototypes ****/ /*****************************/ static void bitwise_xor(u8 *ina, u8 *inb, u8 *out); -static void construct_mic_iv( - u8 *mic_header1, - int qc_exists, - int a4_exists, - u8 *mpdu, - uint payload_length, - u8 * pn_vector); -static void construct_mic_header1( - u8 *mic_header1, - int header_length, - u8 *mpdu); -static void construct_mic_header2( - u8 *mic_header2, - u8 *mpdu, - int a4_exists, - int qc_exists); -static void construct_ctr_preload( - u8 *ctr_preload, - int a4_exists, - int qc_exists, - u8 *mpdu, - u8 *pn_vector, - int c); +static void construct_mic_iv(u8 *mic_header1, int qc_exists, int a4_exists, u8 *mpdu, uint payload_length, u8 *pn_vector); +static void construct_mic_header1(u8 *mic_header1, int header_length, u8 *mpdu); +static void construct_mic_header2(u8 *mic_header2, u8 *mpdu, int a4_exists, int qc_exists); +static void construct_ctr_preload(u8 *ctr_preload, int a4_exists, int qc_exists, u8 *mpdu, u8 *pn_vector, int c); static void xor_128(u8 *a, u8 *b, u8 *out); static void xor_32(u8 *a, u8 *b, u8 *out); static u8 sbox(u8 a); @@ -902,375 +811,320 @@ static void next_key(u8 *key, int round); static void byte_sub(u8 *in, u8 *out); static void shift_row(u8 *in, u8 *out); static void mix_column(u8 *in, u8 *out); -static void add_round_key( u8 *shiftrow_in, - u8 *mcol_in, - u8 *block_in, - int round, - u8 *out); +static void add_round_key(u8 *shiftrow_in, u8 *mcol_in, u8 *block_in, int round, u8 *out); static void aes128k128d(u8 *key, u8 *data, u8 *ciphertext); - /****************************************/ -/* aes128k128d() */ +/* aes128k128d() */ /* Performs a 128 bit AES encrypt with */ -/* 128 bit data. */ +/* 128 bit data. */ /****************************************/ static void xor_128(u8 *a, u8 *b, u8 *out) { - int i; + int i; _func_enter_; - for (i=0;i<16; i++) - { - out[i] = a[i] ^ b[i]; - } + for (i = 0; i < 16; i++) + out[i] = a[i] ^ b[i]; _func_exit_; } - static void xor_32(u8 *a, u8 *b, u8 *out) { - int i; + int i; _func_enter_; - for (i=0;i<4; i++) - { - out[i] = a[i] ^ b[i]; - } + for (i = 0; i < 4; i++) + out[i] = a[i] ^ b[i]; _func_exit_; } - static u8 sbox(u8 a) { - return sbox_table[(int)a]; + return sbox_table[(int)a]; } - static void next_key(u8 *key, int round) { - u8 rcon; - u8 sbox_key[4]; - u8 rcon_table[12] = - { - 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, - 0x1b, 0x36, 0x36, 0x36 - }; + u8 rcon; + u8 sbox_key[4]; + u8 rcon_table[12] = { + 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, + 0x1b, 0x36, 0x36, 0x36 + }; _func_enter_; - sbox_key[0] = sbox(key[13]); - sbox_key[1] = sbox(key[14]); - sbox_key[2] = sbox(key[15]); - sbox_key[3] = sbox(key[12]); + sbox_key[0] = sbox(key[13]); + sbox_key[1] = sbox(key[14]); + sbox_key[2] = sbox(key[15]); + sbox_key[3] = sbox(key[12]); - rcon = rcon_table[round]; + rcon = rcon_table[round]; - xor_32(&key[0], sbox_key, &key[0]); - key[0] = key[0] ^ rcon; + xor_32(&key[0], sbox_key, &key[0]); + key[0] = key[0] ^ rcon; - xor_32(&key[4], &key[0], &key[4]); - xor_32(&key[8], &key[4], &key[8]); - xor_32(&key[12], &key[8], &key[12]); + xor_32(&key[4], &key[0], &key[4]); + xor_32(&key[8], &key[4], &key[8]); + xor_32(&key[12], &key[8], &key[12]); _func_exit_; } - static void byte_sub(u8 *in, u8 *out) { - int i; + int i; _func_enter_; - for (i=0; i< 16; i++) - { - out[i] = sbox(in[i]); - } + for (i = 0; i < 16; i++) + out[i] = sbox(in[i]); _func_exit_; } - static void shift_row(u8 *in, u8 *out) { _func_enter_; - out[0] = in[0]; - out[1] = in[5]; - out[2] = in[10]; - out[3] = in[15]; - out[4] = in[4]; - out[5] = in[9]; - out[6] = in[14]; - out[7] = in[3]; - out[8] = in[8]; - out[9] = in[13]; - out[10] = in[2]; - out[11] = in[7]; - out[12] = in[12]; - out[13] = in[1]; - out[14] = in[6]; - out[15] = in[11]; + out[0] = in[0]; + out[1] = in[5]; + out[2] = in[10]; + out[3] = in[15]; + out[4] = in[4]; + out[5] = in[9]; + out[6] = in[14]; + out[7] = in[3]; + out[8] = in[8]; + out[9] = in[13]; + out[10] = in[2]; + out[11] = in[7]; + out[12] = in[12]; + out[13] = in[1]; + out[14] = in[6]; + out[15] = in[11]; _func_exit_; } - static void mix_column(u8 *in, u8 *out) { - int i; - u8 add1b[4]; - u8 add1bf7[4]; - u8 rotl[4]; - u8 swap_halfs[4]; - u8 andf7[4]; - u8 rotr[4]; - u8 temp[4]; - u8 tempb[4]; + int i; + u8 add1b[4]; + u8 add1bf7[4]; + u8 rotl[4]; + u8 swap_halfs[4]; + u8 andf7[4]; + u8 rotr[4]; + u8 temp[4]; + u8 tempb[4]; _func_enter_; - for (i=0 ; i<4; i++) - { - if ((in[i] & 0x80)== 0x80) - add1b[i] = 0x1b; - else - add1b[i] = 0x00; - } + for (i = 0 ; i < 4; i++) { + if ((in[i] & 0x80) == 0x80) + add1b[i] = 0x1b; + else + add1b[i] = 0x00; + } - swap_halfs[0] = in[2]; /* Swap halfs */ - swap_halfs[1] = in[3]; - swap_halfs[2] = in[0]; - swap_halfs[3] = in[1]; + swap_halfs[0] = in[2]; /* Swap halfs */ + swap_halfs[1] = in[3]; + swap_halfs[2] = in[0]; + swap_halfs[3] = in[1]; - rotl[0] = in[3]; /* Rotate left 8 bits */ - rotl[1] = in[0]; - rotl[2] = in[1]; - rotl[3] = in[2]; + rotl[0] = in[3]; /* Rotate left 8 bits */ + rotl[1] = in[0]; + rotl[2] = in[1]; + rotl[3] = in[2]; - andf7[0] = in[0] & 0x7f; - andf7[1] = in[1] & 0x7f; - andf7[2] = in[2] & 0x7f; - andf7[3] = in[3] & 0x7f; + andf7[0] = in[0] & 0x7f; + andf7[1] = in[1] & 0x7f; + andf7[2] = in[2] & 0x7f; + andf7[3] = in[3] & 0x7f; - for (i = 3; i>0; i--) /* logical shift left 1 bit */ - { - andf7[i] = andf7[i] << 1; - if ((andf7[i-1] & 0x80) == 0x80) - { - andf7[i] = (andf7[i] | 0x01); - } - } - andf7[0] = andf7[0] << 1; - andf7[0] = andf7[0] & 0xfe; + for (i = 3; i > 0; i--) { /* logical shift left 1 bit */ + andf7[i] = andf7[i] << 1; + if ((andf7[i-1] & 0x80) == 0x80) + andf7[i] = (andf7[i] | 0x01); + } + andf7[0] = andf7[0] << 1; + andf7[0] = andf7[0] & 0xfe; - xor_32(add1b, andf7, add1bf7); + xor_32(add1b, andf7, add1bf7); - xor_32(in, add1bf7, rotr); + xor_32(in, add1bf7, rotr); - temp[0] = rotr[0]; /* Rotate right 8 bits */ - rotr[0] = rotr[1]; - rotr[1] = rotr[2]; - rotr[2] = rotr[3]; - rotr[3] = temp[0]; + temp[0] = rotr[0]; /* Rotate right 8 bits */ + rotr[0] = rotr[1]; + rotr[1] = rotr[2]; + rotr[2] = rotr[3]; + rotr[3] = temp[0]; - xor_32(add1bf7, rotr, temp); - xor_32(swap_halfs, rotl,tempb); - xor_32(temp, tempb, out); + xor_32(add1bf7, rotr, temp); + xor_32(swap_halfs, rotl, tempb); + xor_32(temp, tempb, out); _func_exit_; } - static void aes128k128d(u8 *key, u8 *data, u8 *ciphertext) { - int round; - int i; - u8 intermediatea[16]; - u8 intermediateb[16]; - u8 round_key[16]; + int round; + int i; + u8 intermediatea[16]; + u8 intermediateb[16]; + u8 round_key[16]; _func_enter_; - for (i=0; i<16; i++) round_key[i] = key[i]; - - for (round = 0; round < 11; round++) - { - if (round == 0) - { - xor_128(round_key, data, ciphertext); - next_key(round_key, round); - } - else if (round == 10) - { - byte_sub(ciphertext, intermediatea); - shift_row(intermediatea, intermediateb); - xor_128(intermediateb, round_key, ciphertext); - } - else /* 1 - 9 */ - { - byte_sub(ciphertext, intermediatea); - shift_row(intermediatea, intermediateb); - mix_column(&intermediateb[0], &intermediatea[0]); - mix_column(&intermediateb[4], &intermediatea[4]); - mix_column(&intermediateb[8], &intermediatea[8]); - mix_column(&intermediateb[12], &intermediatea[12]); - xor_128(intermediatea, round_key, ciphertext); - next_key(round_key, round); - } - } + for (i = 0; i < 16; i++) + round_key[i] = key[i]; + for (round = 0; round < 11; round++) { + if (round == 0) { + xor_128(round_key, data, ciphertext); + next_key(round_key, round); + } else if (round == 10) { + byte_sub(ciphertext, intermediatea); + shift_row(intermediatea, intermediateb); + xor_128(intermediateb, round_key, ciphertext); + } else { /* 1 - 9 */ + byte_sub(ciphertext, intermediatea); + shift_row(intermediatea, intermediateb); + mix_column(&intermediateb[0], &intermediatea[0]); + mix_column(&intermediateb[4], &intermediatea[4]); + mix_column(&intermediateb[8], &intermediatea[8]); + mix_column(&intermediateb[12], &intermediatea[12]); + xor_128(intermediatea, round_key, ciphertext); + next_key(round_key, round); + } + } _func_exit_; } - /************************************************/ -/* construct_mic_iv() */ +/* construct_mic_iv() */ /* Builds the MIC IV from header fields and PN */ /************************************************/ -static void construct_mic_iv( - u8 *mic_iv, - int qc_exists, - int a4_exists, - u8 *mpdu, - uint payload_length, - u8 *pn_vector - ) +static void construct_mic_iv(u8 *mic_iv, int qc_exists, int a4_exists, u8 *mpdu, + uint payload_length, u8 *pn_vector) { - int i; + int i; _func_enter_; - mic_iv[0] = 0x59; - if (qc_exists && a4_exists) mic_iv[1] = mpdu[30] & 0x0f; /* QoS_TC */ - if (qc_exists && !a4_exists) mic_iv[1] = mpdu[24] & 0x0f; /* mute bits 7-4 */ - if (!qc_exists) mic_iv[1] = 0x00; - for (i = 2; i < 8; i++) - mic_iv[i] = mpdu[i + 8]; /* mic_iv[2:7] = A2[0:5] = mpdu[10:15] */ - for (i = 8; i < 14; i++) - mic_iv[i] = pn_vector[13 - i]; /* mic_iv[8:13] = PN[5:0] */ - mic_iv[14] = (unsigned char) (payload_length / 256); - mic_iv[15] = (unsigned char) (payload_length % 256); + mic_iv[0] = 0x59; + if (qc_exists && a4_exists) + mic_iv[1] = mpdu[30] & 0x0f; /* QoS_TC */ + if (qc_exists && !a4_exists) + mic_iv[1] = mpdu[24] & 0x0f; /* mute bits 7-4 */ + if (!qc_exists) + mic_iv[1] = 0x00; + for (i = 2; i < 8; i++) + mic_iv[i] = mpdu[i + 8]; /* mic_iv[2:7] = A2[0:5] = mpdu[10:15] */ + for (i = 8; i < 14; i++) + mic_iv[i] = pn_vector[13 - i]; /* mic_iv[8:13] = PN[5:0] */ + mic_iv[14] = (unsigned char) (payload_length / 256); + mic_iv[15] = (unsigned char) (payload_length % 256); _func_exit_; } - /************************************************/ -/* construct_mic_header1() */ +/* construct_mic_header1() */ /* Builds the first MIC header block from */ -/* header fields. */ +/* header fields. */ /************************************************/ -static void construct_mic_header1( - u8 *mic_header1, - int header_length, - u8 *mpdu - ) +static void construct_mic_header1(u8 *mic_header1, int header_length, u8 *mpdu) { _func_enter_; - mic_header1[0] = (u8)((header_length - 2) / 256); - mic_header1[1] = (u8)((header_length - 2) % 256); - mic_header1[2] = mpdu[0] & 0xcf; /* Mute CF poll & CF ack bits */ - mic_header1[3] = mpdu[1] & 0xc7; /* Mute retry, more data and pwr mgt bits */ - mic_header1[4] = mpdu[4]; /* A1 */ - mic_header1[5] = mpdu[5]; - mic_header1[6] = mpdu[6]; - mic_header1[7] = mpdu[7]; - mic_header1[8] = mpdu[8]; - mic_header1[9] = mpdu[9]; - mic_header1[10] = mpdu[10]; /* A2 */ - mic_header1[11] = mpdu[11]; - mic_header1[12] = mpdu[12]; - mic_header1[13] = mpdu[13]; - mic_header1[14] = mpdu[14]; - mic_header1[15] = mpdu[15]; + mic_header1[0] = (u8)((header_length - 2) / 256); + mic_header1[1] = (u8)((header_length - 2) % 256); + mic_header1[2] = mpdu[0] & 0xcf; /* Mute CF poll & CF ack bits */ + mic_header1[3] = mpdu[1] & 0xc7; /* Mute retry, more data and pwr mgt bits */ + mic_header1[4] = mpdu[4]; /* A1 */ + mic_header1[5] = mpdu[5]; + mic_header1[6] = mpdu[6]; + mic_header1[7] = mpdu[7]; + mic_header1[8] = mpdu[8]; + mic_header1[9] = mpdu[9]; + mic_header1[10] = mpdu[10]; /* A2 */ + mic_header1[11] = mpdu[11]; + mic_header1[12] = mpdu[12]; + mic_header1[13] = mpdu[13]; + mic_header1[14] = mpdu[14]; + mic_header1[15] = mpdu[15]; _func_exit_; } - /************************************************/ -/* construct_mic_header2() */ -/* Builds the last MIC header block from */ -/* header fields. */ +/* construct_mic_header2() */ +/* Builds the last MIC header block from */ +/* header fields. */ /************************************************/ -static void construct_mic_header2( - u8 *mic_header2, - u8 *mpdu, - int a4_exists, - int qc_exists - ) +static void construct_mic_header2(u8 *mic_header2, u8 *mpdu, int a4_exists, int qc_exists) { - int i; + int i; _func_enter_; - for (i = 0; i<16; i++) mic_header2[i]=0x00; + for (i = 0; i < 16; i++) + mic_header2[i] = 0x00; - mic_header2[0] = mpdu[16]; /* A3 */ - mic_header2[1] = mpdu[17]; - mic_header2[2] = mpdu[18]; - mic_header2[3] = mpdu[19]; - mic_header2[4] = mpdu[20]; - mic_header2[5] = mpdu[21]; + mic_header2[0] = mpdu[16]; /* A3 */ + mic_header2[1] = mpdu[17]; + mic_header2[2] = mpdu[18]; + mic_header2[3] = mpdu[19]; + mic_header2[4] = mpdu[20]; + mic_header2[5] = mpdu[21]; - mic_header2[6] = 0x00; - mic_header2[7] = 0x00; /* mpdu[23]; */ + mic_header2[6] = 0x00; + mic_header2[7] = 0x00; /* mpdu[23]; */ + if (!qc_exists && a4_exists) { + for (i = 0; i < 6; i++) + mic_header2[8+i] = mpdu[24+i]; /* A4 */ + } - if (!qc_exists && a4_exists) - { - for (i=0;i<6;i++) mic_header2[8+i] = mpdu[24+i]; /* A4 */ + if (qc_exists && !a4_exists) { + mic_header2[8] = mpdu[24] & 0x0f; /* mute bits 15 - 4 */ + mic_header2[9] = mpdu[25] & 0x00; + } - } + if (qc_exists && a4_exists) { + for (i = 0; i < 6; i++) + mic_header2[8+i] = mpdu[24+i]; /* A4 */ - if (qc_exists && !a4_exists) - { - mic_header2[8] = mpdu[24] & 0x0f; /* mute bits 15 - 4 */ - mic_header2[9] = mpdu[25] & 0x00; - } - - if (qc_exists && a4_exists) - { - for (i=0;i<6;i++) mic_header2[8+i] = mpdu[24+i]; /* A4 */ - - mic_header2[14] = mpdu[30] & 0x0f; - mic_header2[15] = mpdu[31] & 0x00; - } + mic_header2[14] = mpdu[30] & 0x0f; + mic_header2[15] = mpdu[31] & 0x00; + } _func_exit_; } - /************************************************/ -/* construct_mic_header2() */ -/* Builds the last MIC header block from */ -/* header fields. */ +/* construct_mic_header2() */ +/* Builds the last MIC header block from */ +/* header fields. */ /************************************************/ -static void construct_ctr_preload( - u8 *ctr_preload, - int a4_exists, - int qc_exists, - u8 *mpdu, - u8 *pn_vector, - int c - ) +static void construct_ctr_preload(u8 *ctr_preload, int a4_exists, int qc_exists, u8 *mpdu, u8 *pn_vector, int c) { - int i = 0; + int i; _func_enter_; - for (i=0; i<16; i++) ctr_preload[i] = 0x00; - i = 0; + for (i = 0; i < 16; i++) + ctr_preload[i] = 0x00; + i = 0; - ctr_preload[0] = 0x01; /* flag */ - if (qc_exists && a4_exists) + ctr_preload[0] = 0x01; /* flag */ + if (qc_exists && a4_exists) ctr_preload[1] = mpdu[30] & 0x0f; /* QoC_Control */ - if (qc_exists && !a4_exists) + if (qc_exists && !a4_exists) ctr_preload[1] = mpdu[24] & 0x0f; - for (i = 2; i < 8; i++) - ctr_preload[i] = mpdu[i + 8]; /* ctr_preload[2:7] = A2[0:5] = mpdu[10:15] */ - for (i = 8; i < 14; i++) - ctr_preload[i] = pn_vector[13 - i]; /* ctr_preload[8:13] = PN[5:0] */ - ctr_preload[14] = (unsigned char) (c / 256); /* Ctr */ - ctr_preload[15] = (unsigned char) (c % 256); + for (i = 2; i < 8; i++) + ctr_preload[i] = mpdu[i + 8]; /* ctr_preload[2:7] = A2[0:5] = mpdu[10:15] */ + for (i = 8; i < 14; i++) + ctr_preload[i] = pn_vector[13 - i]; /* ctr_preload[8:13] = PN[5:0] */ + ctr_preload[14] = (unsigned char) (c / 256); /* Ctr */ + ctr_preload[15] = (unsigned char) (c % 256); _func_exit_; } /************************************/ -/* bitwise_xor() */ +/* bitwise_xor() */ /* A 128 bit, bitwise exclusive or */ /************************************/ static void bitwise_xor(u8 *ina, u8 *inb, u8 *out) { - int i; + int i; _func_enter_; - for (i=0; i<16; i++) - out[i] = ina[i] ^ inb[i]; + for (i = 0; i < 16; i++) + out[i] = ina[i] ^ inb[i]; _func_exit_; } - -static int aes_cipher(u8 *key, uint hdrlen, - u8 *pframe, uint plen) +static int aes_cipher(u8 *key, uint hdrlen, u8 *pframe, uint plen) { uint qc_exists, a4_exists, i, j, payload_remainder, num_blocks, payload_index; @@ -1290,8 +1144,7 @@ static int aes_cipher(u8 *key, uint hdrlen, uint frsubtype = GetFrameSubType(pframe); _func_enter_; - frsubtype=frsubtype>>4; - + frsubtype = frsubtype>>4; _rtw_memset((void *)mic_iv, 0, 16); _rtw_memset((void *)mic_header1, 0, 16); @@ -1301,246 +1154,171 @@ _func_enter_; _rtw_memset((void *)aes_out, 0, 16); _rtw_memset((void *)padded_buffer, 0, 16); - if ((hdrlen == WLAN_HDR_A3_LEN )||(hdrlen == WLAN_HDR_A3_QOS_LEN)) + if ((hdrlen == WLAN_HDR_A3_LEN) || (hdrlen == WLAN_HDR_A3_QOS_LEN)) a4_exists = 0; else a4_exists = 1; - if ( - (frtype == WIFI_DATA_CFACK) || - (frtype == WIFI_DATA_CFPOLL)|| - (frtype == WIFI_DATA_CFACKPOLL)) - { - qc_exists = 1; - if (hdrlen != WLAN_HDR_A3_QOS_LEN){ - - hdrlen += 2; - } - } - else if ( - (frsubtype == 0x08) || - (frsubtype == 0x09)|| - (frsubtype == 0x0a)|| - (frsubtype == 0x0b)) - { - if (hdrlen != WLAN_HDR_A3_QOS_LEN){ - - hdrlen += 2; - } - qc_exists = 1; - } - else + if ((frtype == WIFI_DATA_CFACK) || (frtype == WIFI_DATA_CFPOLL) || (frtype == WIFI_DATA_CFACKPOLL)) { + qc_exists = 1; + if (hdrlen != WLAN_HDR_A3_QOS_LEN) + hdrlen += 2; + } else if ((frsubtype == 0x08) || (frsubtype == 0x09) || (frsubtype == 0x0a) || (frsubtype == 0x0b)) { + if (hdrlen != WLAN_HDR_A3_QOS_LEN) + hdrlen += 2; + qc_exists = 1; + } else { qc_exists = 0; + } - pn_vector[0]=pframe[hdrlen]; - pn_vector[1]=pframe[hdrlen+1]; - pn_vector[2]=pframe[hdrlen+4]; - pn_vector[3]=pframe[hdrlen+5]; - pn_vector[4]=pframe[hdrlen+6]; - pn_vector[5]=pframe[hdrlen+7]; + pn_vector[0] = pframe[hdrlen]; + pn_vector[1] = pframe[hdrlen+1]; + pn_vector[2] = pframe[hdrlen+4]; + pn_vector[3] = pframe[hdrlen+5]; + pn_vector[4] = pframe[hdrlen+6]; + pn_vector[5] = pframe[hdrlen+7]; - construct_mic_iv( - mic_iv, - qc_exists, - a4_exists, - pframe, /* message, */ - plen, - pn_vector - ); - - construct_mic_header1( - mic_header1, - hdrlen, - pframe /* message */ - ); - construct_mic_header2( - mic_header2, - pframe, /* message, */ - a4_exists, - qc_exists - ); + construct_mic_iv(mic_iv, qc_exists, a4_exists, pframe, plen, pn_vector); + construct_mic_header1(mic_header1, hdrlen, pframe); + construct_mic_header2(mic_header2, pframe, a4_exists, qc_exists); payload_remainder = plen % 16; - num_blocks = plen / 16; + num_blocks = plen / 16; - /* Find start of payload */ - payload_index = (hdrlen + 8); + /* Find start of payload */ + payload_index = (hdrlen + 8); - /* Calculate MIC */ - aes128k128d(key, mic_iv, aes_out); - bitwise_xor(aes_out, mic_header1, chain_buffer); - aes128k128d(key, chain_buffer, aes_out); - bitwise_xor(aes_out, mic_header2, chain_buffer); - aes128k128d(key, chain_buffer, aes_out); + /* Calculate MIC */ + aes128k128d(key, mic_iv, aes_out); + bitwise_xor(aes_out, mic_header1, chain_buffer); + aes128k128d(key, chain_buffer, aes_out); + bitwise_xor(aes_out, mic_header2, chain_buffer); + aes128k128d(key, chain_buffer, aes_out); - for (i = 0; i < num_blocks; i++) - { - bitwise_xor(aes_out, &pframe[payload_index], chain_buffer);/* bitwise_xor(aes_out, &message[payload_index], chain_buffer); */ + for (i = 0; i < num_blocks; i++) { + bitwise_xor(aes_out, &pframe[payload_index], chain_buffer);/* bitwise_xor(aes_out, &message[payload_index], chain_buffer); */ - payload_index += 16; - aes128k128d(key, chain_buffer, aes_out); - } + payload_index += 16; + aes128k128d(key, chain_buffer, aes_out); + } - /* Add on the final payload block if it needs padding */ - if (payload_remainder > 0) - { - for (j = 0; j < 16; j++) padded_buffer[j] = 0x00; - for (j = 0; j < payload_remainder; j++) - { - padded_buffer[j] = pframe[payload_index++];/* padded_buffer[j] = message[payload_index++]; */ - } - bitwise_xor(aes_out, padded_buffer, chain_buffer); - aes128k128d(key, chain_buffer, aes_out); + /* Add on the final payload block if it needs padding */ + if (payload_remainder > 0) { + for (j = 0; j < 16; j++) + padded_buffer[j] = 0x00; + for (j = 0; j < payload_remainder; j++) + padded_buffer[j] = pframe[payload_index++];/* padded_buffer[j] = message[payload_index++]; */ + bitwise_xor(aes_out, padded_buffer, chain_buffer); + aes128k128d(key, chain_buffer, aes_out); + } - } + for (j = 0; j < 8; j++) + mic[j] = aes_out[j]; - for (j = 0 ; j < 8; j++) mic[j] = aes_out[j]; - - /* Insert MIC into payload */ - for (j = 0; j < 8; j++) + /* Insert MIC into payload */ + for (j = 0; j < 8; j++) pframe[payload_index+j] = mic[j]; /* message[payload_index+j] = mic[j]; */ payload_index = hdrlen + 8; - for (i=0; i< num_blocks; i++) - { - construct_ctr_preload( - ctr_preload, - a4_exists, - qc_exists, - pframe, /* message, */ - pn_vector, - i+1); - aes128k128d(key, ctr_preload, aes_out); - bitwise_xor(aes_out, &pframe[payload_index], chain_buffer);/* bitwise_xor(aes_out, &message[payload_index], chain_buffer); */ - for (j=0; j<16;j++) pframe[payload_index++] = chain_buffer[j];/* for (j=0; j<16;j++) message[payload_index++] = chain_buffer[j]; */ - } + for (i = 0; i < num_blocks; i++) { + construct_ctr_preload(ctr_preload, a4_exists, qc_exists, pframe, pn_vector, i+1); + aes128k128d(key, ctr_preload, aes_out); + bitwise_xor(aes_out, &pframe[payload_index], chain_buffer); + for (j = 0; j < 16; j++) + pframe[payload_index++] = chain_buffer[j]; + } - if (payload_remainder > 0) /* If there is a short final block, then pad it,*/ - { /* encrypt it and copy the unpadded part back */ - construct_ctr_preload( - ctr_preload, - a4_exists, - qc_exists, - pframe, /* message, */ - pn_vector, - num_blocks+1); + if (payload_remainder > 0) { /* If there is a short final block, then pad it,*/ + /* encrypt it and copy the unpadded part back */ + construct_ctr_preload(ctr_preload, a4_exists, qc_exists, pframe, pn_vector, num_blocks+1); - for (j = 0; j < 16; j++) padded_buffer[j] = 0x00; - for (j = 0; j < payload_remainder; j++) - { - padded_buffer[j] = pframe[payload_index+j];/* padded_buffer[j] = message[payload_index+j]; */ - } - aes128k128d(key, ctr_preload, aes_out); - bitwise_xor(aes_out, padded_buffer, chain_buffer); - for (j=0; jattrib; - struct security_priv *psecuritypriv=&padapter->securitypriv; - struct xmit_priv *pxmitpriv=&padapter->xmitpriv; + struct security_priv *psecuritypriv = &padapter->securitypriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; -/* uint offset = 0; */ - u32 res=_SUCCESS; +/* uint offset = 0; */ + u32 res = _SUCCESS; _func_enter_; - if (((struct xmit_frame*)pxmitframe)->buf_addr==NULL) + if (((struct xmit_frame *)pxmitframe)->buf_addr == NULL) return _FAIL; hw_hdr_offset = TXDESC_SIZE + - (((struct xmit_frame*)pxmitframe)->pkt_offset * PACKET_OFFSET_SZ); + (((struct xmit_frame *)pxmitframe)->pkt_offset * PACKET_OFFSET_SZ); - pframe = ((struct xmit_frame*)pxmitframe)->buf_addr + hw_hdr_offset; + pframe = ((struct xmit_frame *)pxmitframe)->buf_addr + hw_hdr_offset; /* 4 start to encrypt each fragment */ - if ((pattrib->encrypt==_AES_)){ - + if ((pattrib->encrypt == _AES_)) { if (pattrib->psta) - { stainfo = pattrib->psta; - } else - { - stainfo=rtw_get_stainfo(&padapter->stapriv ,&pattrib->ra[0] ); - } + stainfo = rtw_get_stainfo(&padapter->stapriv, &pattrib->ra[0]); - if (stainfo!=NULL){ - RT_TRACE(_module_rtl871x_security_c_,_drv_err_,("rtw_aes_encrypt: stainfo!=NULL!!!\n")); + if (stainfo != NULL) { + RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_encrypt: stainfo!= NULL!!!\n")); if (IS_MCAST(pattrib->ra)) - { - prwskey=psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey; - } + prwskey = psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey; else - { - prwskey=&stainfo->dot118021x_UncstKey.skey[0]; - } - for (curfragnum=0;curfragnumnr_frags;curfragnum++){ + prwskey = &stainfo->dot118021x_UncstKey.skey[0]; + for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) { + if ((curfragnum+1) == pattrib->nr_frags) { /* 4 the last fragment */ + length = pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len; - if ((curfragnum+1)==pattrib->nr_frags){ /* 4 the last fragment */ - length=pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len- pattrib->icv_len; - - aes_cipher(prwskey,pattrib->hdrlen,pframe, length); - } - else{ - length=pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len ; - - aes_cipher(prwskey,pattrib->hdrlen,pframe, length); - pframe+=pxmitpriv->frag_len; - pframe=(u8*)RND4((size_t)(pframe)); + aes_cipher(prwskey, pattrib->hdrlen, pframe, length); + } else{ + length = pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len ; + aes_cipher(prwskey, pattrib->hdrlen, pframe, length); + pframe += pxmitpriv->frag_len; + pframe = (u8 *)RND4((size_t)(pframe)); } } - - + } else{ + RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_encrypt: stainfo==NULL!!!\n")); + res = _FAIL; } - else{ - RT_TRACE(_module_rtl871x_security_c_,_drv_err_,("rtw_aes_encrypt: stainfo==NULL!!!\n")); - res=_FAIL; - } - } - _func_exit_; return res; } @@ -1558,19 +1336,17 @@ static int aes_decipher(u8 *key, uint hdrlen, u8 mic_header2[16]; u8 ctr_preload[16]; - /* Intermediate Buffers */ + /* Intermediate Buffers */ u8 chain_buffer[16]; u8 aes_out[16]; u8 padded_buffer[16]; u8 mic[8]; - -/* uint offset = 0; */ +/* uint offset = 0; */ uint frtype = GetFrameType(pframe); uint frsubtype = GetFrameSubType(pframe); _func_enter_; - frsubtype=frsubtype>>4; - + frsubtype = frsubtype>>4; _rtw_memset((void *)mic_iv, 0, 16); _rtw_memset((void *)mic_header1, 0, 16); @@ -1582,7 +1358,7 @@ _func_enter_; /* start to decrypt the payload */ - num_blocks = (plen-8) / 16; /* plen including llc, payload_length and mic ) */ + num_blocks = (plen-8) / 16; /* plen including llc, payload_length and mic) */ payload_remainder = (plen-8) % 16; @@ -1593,218 +1369,149 @@ _func_enter_; pn_vector[4] = pframe[hdrlen+6]; pn_vector[5] = pframe[hdrlen+7]; - if ((hdrlen == WLAN_HDR_A3_LEN )||(hdrlen == WLAN_HDR_A3_QOS_LEN)) + if ((hdrlen == WLAN_HDR_A3_LEN) || (hdrlen == WLAN_HDR_A3_QOS_LEN)) a4_exists = 0; else a4_exists = 1; - if ( - (frtype == WIFI_DATA_CFACK) || - (frtype == WIFI_DATA_CFPOLL)|| - (frtype == WIFI_DATA_CFACKPOLL)) - { + if ((frtype == WIFI_DATA_CFACK) || (frtype == WIFI_DATA_CFPOLL) || + (frtype == WIFI_DATA_CFACKPOLL)) { qc_exists = 1; - if (hdrlen != WLAN_HDR_A3_QOS_LEN){ - - hdrlen += 2; - } - } - else if ( - (frsubtype == 0x08) || - (frsubtype == 0x09)|| - (frsubtype == 0x0a)|| - (frsubtype == 0x0b)) - { - if (hdrlen != WLAN_HDR_A3_QOS_LEN){ - - hdrlen += 2; - } - qc_exists = 1; - } - else + if (hdrlen != WLAN_HDR_A3_QOS_LEN) + hdrlen += 2; + } else if ((frsubtype == 0x08) || (frsubtype == 0x09) || + (frsubtype == 0x0a) || (frsubtype == 0x0b)) { + if (hdrlen != WLAN_HDR_A3_QOS_LEN) + hdrlen += 2; + qc_exists = 1; + } else { qc_exists = 0; - + } /* now, decrypt pframe with hdrlen offset and plen long */ payload_index = hdrlen + 8; /* 8 is for extiv */ - for (i=0; i< num_blocks; i++) - { - construct_ctr_preload( - ctr_preload, - a4_exists, - qc_exists, - pframe, - pn_vector, - i+1 - ); + for (i = 0; i < num_blocks; i++) { + construct_ctr_preload(ctr_preload, a4_exists, qc_exists, pframe, pn_vector, i+1); - aes128k128d(key, ctr_preload, aes_out); - bitwise_xor(aes_out, &pframe[payload_index], chain_buffer); + aes128k128d(key, ctr_preload, aes_out); + bitwise_xor(aes_out, &pframe[payload_index], chain_buffer); - for (j=0; j<16;j++) pframe[payload_index++] = chain_buffer[j]; - } + for (j = 0; j < 16; j++) + pframe[payload_index++] = chain_buffer[j]; + } - if (payload_remainder > 0) /* If there is a short final block, then pad it,*/ - { /* encrypt it and copy the unpadded part back */ - construct_ctr_preload( - ctr_preload, - a4_exists, - qc_exists, - pframe, - pn_vector, - num_blocks+1 - ); + if (payload_remainder > 0) { /* If there is a short final block, then pad it,*/ + /* encrypt it and copy the unpadded part back */ + construct_ctr_preload(ctr_preload, a4_exists, qc_exists, pframe, pn_vector, num_blocks+1); - for (j = 0; j < 16; j++) padded_buffer[j] = 0x00; - for (j = 0; j < payload_remainder; j++) - { - padded_buffer[j] = pframe[payload_index+j]; - } - aes128k128d(key, ctr_preload, aes_out); - bitwise_xor(aes_out, padded_buffer, chain_buffer); - for (j=0; j 0) - { - for (j = 0; j < 16; j++) padded_buffer[j] = 0x00; - for (j = 0; j < payload_remainder; j++) - { - padded_buffer[j] = message[payload_index++]; - } - bitwise_xor(aes_out, padded_buffer, chain_buffer); - aes128k128d(key, chain_buffer, aes_out); + /* Add on the final payload block if it needs padding */ + if (payload_remainder > 0) { + for (j = 0; j < 16; j++) + padded_buffer[j] = 0x00; + for (j = 0; j < payload_remainder; j++) + padded_buffer[j] = message[payload_index++]; + bitwise_xor(aes_out, padded_buffer, chain_buffer); + aes128k128d(key, chain_buffer, aes_out); + } - } + for (j = 0 ; j < 8; j++) + mic[j] = aes_out[j]; - for (j = 0 ; j < 8; j++) mic[j] = aes_out[j]; - - /* Insert MIC into payload */ - for (j = 0; j < 8; j++) - message[payload_index+j] = mic[j]; + /* Insert MIC into payload */ + for (j = 0; j < 8; j++) + message[payload_index+j] = mic[j]; payload_index = hdrlen + 8; - for (i=0; i< num_blocks; i++) - { - construct_ctr_preload( - ctr_preload, - a4_exists, - qc_exists, - message, - pn_vector, - i+1); - aes128k128d(key, ctr_preload, aes_out); - bitwise_xor(aes_out, &message[payload_index], chain_buffer); - for (j=0; j<16;j++) message[payload_index++] = chain_buffer[j]; - } + for (i = 0; i < num_blocks; i++) { + construct_ctr_preload(ctr_preload, a4_exists, qc_exists, message, pn_vector, i+1); + aes128k128d(key, ctr_preload, aes_out); + bitwise_xor(aes_out, &message[payload_index], chain_buffer); + for (j = 0; j < 16; j++) + message[payload_index++] = chain_buffer[j]; + } - if (payload_remainder > 0) /* If there is a short final block, then pad it,*/ - { /* encrypt it and copy the unpadded part back */ - construct_ctr_preload( - ctr_preload, - a4_exists, - qc_exists, - message, - pn_vector, - num_blocks+1); + if (payload_remainder > 0) { /* If there is a short final block, then pad it,*/ + /* encrypt it and copy the unpadded part back */ + construct_ctr_preload(ctr_preload, a4_exists, qc_exists, message, pn_vector, num_blocks+1); - for (j = 0; j < 16; j++) padded_buffer[j] = 0x00; - for (j = 0; j < payload_remainder; j++) - { - padded_buffer[j] = message[payload_index+j]; - } - aes128k128d(key, ctr_preload, aes_out); - bitwise_xor(aes_out, padded_buffer, chain_buffer); - for (j=0; ju.hdr.attrib; - struct security_priv *psecuritypriv=&padapter->securitypriv; -/* struct recv_priv *precvpriv=&padapter->recvpriv; */ - u32 res=_SUCCESS; + struct security_priv *psecuritypriv = &padapter->securitypriv; + u32 res = _SUCCESS; _func_enter_; - pframe=(unsigned char *)((union recv_frame*)precvframe)->u.hdr.rx_data; + pframe = (unsigned char *)((union recv_frame *)precvframe)->u.hdr.rx_data; /* 4 start to encrypt each fragment */ - if ((prxattrib->encrypt==_AES_)){ + if ((prxattrib->encrypt == _AES_)) { + stainfo = rtw_get_stainfo(&padapter->stapriv, &prxattrib->ta[0]); + if (stainfo != NULL) { + RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_decrypt: stainfo!= NULL!!!\n")); - stainfo=rtw_get_stainfo(&padapter->stapriv ,&prxattrib->ta[0] ); - if (stainfo!=NULL){ - RT_TRACE(_module_rtl871x_security_c_,_drv_err_,("rtw_aes_decrypt: stainfo!=NULL!!!\n")); - - if (IS_MCAST(prxattrib->ra)) - { + if (IS_MCAST(prxattrib->ra)) { /* in concurrent we should use sw descrypt in group key, so we remove this message */ - /* DBG_88E("rx bc/mc packets, to perform sw rtw_aes_decrypt\n"); */ - /* prwskey = psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey; */ - if (psecuritypriv->binstallGrpkey==false) - { - res=_FAIL; - DBG_88E("%s:rx bc/mc packets,but didn't install group key!!!!!!!!!!\n",__func__); + if (!psecuritypriv->binstallGrpkey) { + res = _FAIL; + DBG_88E("%s:rx bc/mc packets, but didn't install group key!!!!!!!!!!\n", __func__); goto exit; } prwskey = psecuritypriv->dot118021XGrpKey[prxattrib->key_index].skey; - if (psecuritypriv->dot118021XGrpKeyid != prxattrib->key_index) - { - DBG_88E("not match packet_index=%d, install_index=%d\n" - , prxattrib->key_index, psecuritypriv->dot118021XGrpKeyid); - res=_FAIL; + if (psecuritypriv->dot118021XGrpKeyid != prxattrib->key_index) { + DBG_88E("not match packet_index=%d, install_index=%d\n", + prxattrib->key_index, psecuritypriv->dot118021XGrpKeyid); + res = _FAIL; goto exit; } + } else { + prwskey = &stainfo->dot118021x_UncstKey.skey[0]; } - else - { - prwskey=&stainfo->dot118021x_UncstKey.skey[0]; - } - - length= ((union recv_frame *)precvframe)->u.hdr.len-prxattrib->hdrlen-prxattrib->iv_len; - - res= aes_decipher(prwskey,prxattrib->hdrlen,pframe, length); - - + length = ((union recv_frame *)precvframe)->u.hdr.len-prxattrib->hdrlen-prxattrib->iv_len; + res = aes_decipher(prwskey, prxattrib->hdrlen, pframe, length); + } else { + RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_encrypt: stainfo==NULL!!!\n")); + res = _FAIL; } - else{ - RT_TRACE(_module_rtl871x_security_c_,_drv_err_,("rtw_aes_encrypt: stainfo==NULL!!!\n")); - res=_FAIL; - } - } _func_exit_; exit: return res; } + /* compress 512-bits */ static int sha256_compress(struct sha256_state *md, unsigned char *buf) { @@ -1888,9 +1573,8 @@ static int sha256_compress(struct sha256_state *md, unsigned char *buf) int i; /* copy state into S */ - for (i = 0; i < 8; i++) { + for (i = 0; i < 8; i++) S[i] = md->state[i]; - } /* copy the state into 512-bits into W[0..15] */ for (i = 0; i < 16; i++) @@ -1903,11 +1587,13 @@ static int sha256_compress(struct sha256_state *md, unsigned char *buf) } /* Compress */ -#define RND(a,b,c,d,e,f,g,h,i) \ +#define RND(a, b, c, d, e, f, g, h, i) \ +do { \ t0 = h + Sigma1(e) + Ch(e, f, g) + K[i] + W[i]; \ t1 = Sigma0(a) + Maj(a, b, c); \ d += t0; \ - h = t0 + t1; + h = t0 + t1; \ +} while (0) for (i = 0; i < 64; ++i) { RND(S[0], S[1], S[2], S[3], S[4], S[5], S[6], S[7], i); @@ -1916,9 +1602,8 @@ static int sha256_compress(struct sha256_state *md, unsigned char *buf) } /* feedback */ - for (i = 0; i < 8; i++) { + for (i = 0; i < 8; i++) md->state[i] = md->state[i] + S[i]; - } return 0; } @@ -1938,11 +1623,11 @@ static void sha256_init(struct sha256_state *md) } /** - Process a block of memory though the hash - @param md The hash state - @param in The data to hash - @param inlen The length of the data (octets) - @return CRYPT_OK if successful + Process a block of memory though the hash + @param md The hash state + @param in The data to hash + @param inlen The length of the data (octets) + @return CRYPT_OK if successful */ static int sha256_process(struct sha256_state *md, unsigned char *in, unsigned long inlen) @@ -1955,7 +1640,7 @@ static int sha256_process(struct sha256_state *md, unsigned char *in, while (inlen > 0) { if (md->curlen == 0 && inlen >= block_size) { - if (sha256_compress(md, (unsigned char *) in) < 0) + if (sha256_compress(md, (unsigned char *)in) < 0) return -1; md->length += block_size * 8; in += block_size; @@ -1978,7 +1663,6 @@ static int sha256_process(struct sha256_state *md, unsigned char *in, return 0; } - /** Terminate the hash to get the digest @param md The hash state @@ -2003,17 +1687,15 @@ static int sha256_done(struct sha256_state *md, unsigned char *out) * encoding like normal. */ if (md->curlen > 56) { - while (md->curlen < 64) { + while (md->curlen < 64) md->buf[md->curlen++] = (unsigned char) 0; - } sha256_compress(md, md->buf); md->curlen = 0; } /* pad upto 56 bytes of zeroes */ - while (md->curlen < 56) { + while (md->curlen < 56) md->buf[md->curlen++] = (unsigned char) 0; - } /* store length */ WPA_PUT_BE64(md->buf + 56, md->length); @@ -2100,12 +1782,12 @@ static void hmac_sha256_vector(u8 *key, size_t key_len, size_t num_elem, return; } - /* if key is longer than 64 bytes reset it to key = SHA256(key) */ - if (key_len > 64) { + /* if key is longer than 64 bytes reset it to key = SHA256(key) */ + if (key_len > 64) { sha256_vector(1, &key, &key_len, tk); key = tk; key_len = 32; - } + } /* the HMAC_SHA256 transform looks like: * @@ -2158,9 +1840,9 @@ static void hmac_sha256_vector(u8 *key, size_t key_len, size_t num_elem, * This function is used to derive new, cryptographically separate keys from a * given key. */ - + static void sha256_prf(u8 *key, size_t key_len, char *label, - u8 *data, size_t data_len, u8 *buf, size_t buf_len) + u8 *data, size_t data_len, u8 *buf, size_t buf_len) { u16 counter = 1; size_t pos, plen; @@ -2171,7 +1853,7 @@ static void sha256_prf(u8 *key, size_t key_len, char *label, addr[0] = counter_le; len[0] = 2; - addr[1] = (u8 *) label; + addr[1] = (u8 *)label; len[1] = os_strlen(label); addr[2] = data; len[2] = data_len; @@ -2198,170 +1880,172 @@ static void sha256_prf(u8 *key, size_t key_len, char *label, /* AES tables*/ const u32 Te0[256] = { - 0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU, - 0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U, - 0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU, - 0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU, - 0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U, - 0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU, - 0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU, - 0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU, - 0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU, - 0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU, - 0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U, - 0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU, - 0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU, - 0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U, - 0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU, - 0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU, - 0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU, - 0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU, - 0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU, - 0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U, - 0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU, - 0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU, - 0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU, - 0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU, - 0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U, - 0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U, - 0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U, - 0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U, - 0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU, - 0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U, - 0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U, - 0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU, - 0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU, - 0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U, - 0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U, - 0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U, - 0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU, - 0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U, - 0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU, - 0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U, - 0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU, - 0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U, - 0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U, - 0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU, - 0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U, - 0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U, - 0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U, - 0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U, - 0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U, - 0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U, - 0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U, - 0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U, - 0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU, - 0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U, - 0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U, - 0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U, - 0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U, - 0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U, - 0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U, - 0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU, - 0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U, - 0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U, - 0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U, - 0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU, + 0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU, + 0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U, + 0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU, + 0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU, + 0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U, + 0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU, + 0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU, + 0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU, + 0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU, + 0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU, + 0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U, + 0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU, + 0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU, + 0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U, + 0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU, + 0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU, + 0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU, + 0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU, + 0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU, + 0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U, + 0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU, + 0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU, + 0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU, + 0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU, + 0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U, + 0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U, + 0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U, + 0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U, + 0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU, + 0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U, + 0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U, + 0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU, + 0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU, + 0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U, + 0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U, + 0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U, + 0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU, + 0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U, + 0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU, + 0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U, + 0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU, + 0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U, + 0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U, + 0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU, + 0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U, + 0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U, + 0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U, + 0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U, + 0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U, + 0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U, + 0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U, + 0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U, + 0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU, + 0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U, + 0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U, + 0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U, + 0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U, + 0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U, + 0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U, + 0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU, + 0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U, + 0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U, + 0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U, + 0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU, }; + const u32 Td0[256] = { - 0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U, - 0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U, - 0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U, - 0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU, - 0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U, - 0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U, - 0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU, - 0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U, - 0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU, - 0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U, - 0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U, - 0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U, - 0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U, - 0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU, - 0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U, - 0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU, - 0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U, - 0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU, - 0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U, - 0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U, - 0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U, - 0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU, - 0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U, - 0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU, - 0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U, - 0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU, - 0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U, - 0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU, - 0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU, - 0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U, - 0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU, - 0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U, - 0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU, - 0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U, - 0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U, - 0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U, - 0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU, - 0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U, - 0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U, - 0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU, - 0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U, - 0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U, - 0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U, - 0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U, - 0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U, - 0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU, - 0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U, - 0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U, - 0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U, - 0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U, - 0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U, - 0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU, - 0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU, - 0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU, - 0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU, - 0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U, - 0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U, - 0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU, - 0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU, - 0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U, - 0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU, - 0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U, - 0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U, - 0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U, + 0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U, + 0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U, + 0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U, + 0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU, + 0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U, + 0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U, + 0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU, + 0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U, + 0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU, + 0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U, + 0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U, + 0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U, + 0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U, + 0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU, + 0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U, + 0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU, + 0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U, + 0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU, + 0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U, + 0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U, + 0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U, + 0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU, + 0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U, + 0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU, + 0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U, + 0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU, + 0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U, + 0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU, + 0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU, + 0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U, + 0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU, + 0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U, + 0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU, + 0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U, + 0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U, + 0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U, + 0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU, + 0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U, + 0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U, + 0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU, + 0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U, + 0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U, + 0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U, + 0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U, + 0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U, + 0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU, + 0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U, + 0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U, + 0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U, + 0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U, + 0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U, + 0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU, + 0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU, + 0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU, + 0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU, + 0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U, + 0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U, + 0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU, + 0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU, + 0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U, + 0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU, + 0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U, + 0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U, + 0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U, }; + const u8 Td4s[256] = { - 0x52U, 0x09U, 0x6aU, 0xd5U, 0x30U, 0x36U, 0xa5U, 0x38U, - 0xbfU, 0x40U, 0xa3U, 0x9eU, 0x81U, 0xf3U, 0xd7U, 0xfbU, - 0x7cU, 0xe3U, 0x39U, 0x82U, 0x9bU, 0x2fU, 0xffU, 0x87U, - 0x34U, 0x8eU, 0x43U, 0x44U, 0xc4U, 0xdeU, 0xe9U, 0xcbU, - 0x54U, 0x7bU, 0x94U, 0x32U, 0xa6U, 0xc2U, 0x23U, 0x3dU, - 0xeeU, 0x4cU, 0x95U, 0x0bU, 0x42U, 0xfaU, 0xc3U, 0x4eU, - 0x08U, 0x2eU, 0xa1U, 0x66U, 0x28U, 0xd9U, 0x24U, 0xb2U, - 0x76U, 0x5bU, 0xa2U, 0x49U, 0x6dU, 0x8bU, 0xd1U, 0x25U, - 0x72U, 0xf8U, 0xf6U, 0x64U, 0x86U, 0x68U, 0x98U, 0x16U, - 0xd4U, 0xa4U, 0x5cU, 0xccU, 0x5dU, 0x65U, 0xb6U, 0x92U, - 0x6cU, 0x70U, 0x48U, 0x50U, 0xfdU, 0xedU, 0xb9U, 0xdaU, - 0x5eU, 0x15U, 0x46U, 0x57U, 0xa7U, 0x8dU, 0x9dU, 0x84U, - 0x90U, 0xd8U, 0xabU, 0x00U, 0x8cU, 0xbcU, 0xd3U, 0x0aU, - 0xf7U, 0xe4U, 0x58U, 0x05U, 0xb8U, 0xb3U, 0x45U, 0x06U, - 0xd0U, 0x2cU, 0x1eU, 0x8fU, 0xcaU, 0x3fU, 0x0fU, 0x02U, - 0xc1U, 0xafU, 0xbdU, 0x03U, 0x01U, 0x13U, 0x8aU, 0x6bU, - 0x3aU, 0x91U, 0x11U, 0x41U, 0x4fU, 0x67U, 0xdcU, 0xeaU, - 0x97U, 0xf2U, 0xcfU, 0xceU, 0xf0U, 0xb4U, 0xe6U, 0x73U, - 0x96U, 0xacU, 0x74U, 0x22U, 0xe7U, 0xadU, 0x35U, 0x85U, - 0xe2U, 0xf9U, 0x37U, 0xe8U, 0x1cU, 0x75U, 0xdfU, 0x6eU, - 0x47U, 0xf1U, 0x1aU, 0x71U, 0x1dU, 0x29U, 0xc5U, 0x89U, - 0x6fU, 0xb7U, 0x62U, 0x0eU, 0xaaU, 0x18U, 0xbeU, 0x1bU, - 0xfcU, 0x56U, 0x3eU, 0x4bU, 0xc6U, 0xd2U, 0x79U, 0x20U, - 0x9aU, 0xdbU, 0xc0U, 0xfeU, 0x78U, 0xcdU, 0x5aU, 0xf4U, - 0x1fU, 0xddU, 0xa8U, 0x33U, 0x88U, 0x07U, 0xc7U, 0x31U, - 0xb1U, 0x12U, 0x10U, 0x59U, 0x27U, 0x80U, 0xecU, 0x5fU, - 0x60U, 0x51U, 0x7fU, 0xa9U, 0x19U, 0xb5U, 0x4aU, 0x0dU, - 0x2dU, 0xe5U, 0x7aU, 0x9fU, 0x93U, 0xc9U, 0x9cU, 0xefU, - 0xa0U, 0xe0U, 0x3bU, 0x4dU, 0xaeU, 0x2aU, 0xf5U, 0xb0U, - 0xc8U, 0xebU, 0xbbU, 0x3cU, 0x83U, 0x53U, 0x99U, 0x61U, - 0x17U, 0x2bU, 0x04U, 0x7eU, 0xbaU, 0x77U, 0xd6U, 0x26U, - 0xe1U, 0x69U, 0x14U, 0x63U, 0x55U, 0x21U, 0x0cU, 0x7dU, + 0x52U, 0x09U, 0x6aU, 0xd5U, 0x30U, 0x36U, 0xa5U, 0x38U, + 0xbfU, 0x40U, 0xa3U, 0x9eU, 0x81U, 0xf3U, 0xd7U, 0xfbU, + 0x7cU, 0xe3U, 0x39U, 0x82U, 0x9bU, 0x2fU, 0xffU, 0x87U, + 0x34U, 0x8eU, 0x43U, 0x44U, 0xc4U, 0xdeU, 0xe9U, 0xcbU, + 0x54U, 0x7bU, 0x94U, 0x32U, 0xa6U, 0xc2U, 0x23U, 0x3dU, + 0xeeU, 0x4cU, 0x95U, 0x0bU, 0x42U, 0xfaU, 0xc3U, 0x4eU, + 0x08U, 0x2eU, 0xa1U, 0x66U, 0x28U, 0xd9U, 0x24U, 0xb2U, + 0x76U, 0x5bU, 0xa2U, 0x49U, 0x6dU, 0x8bU, 0xd1U, 0x25U, + 0x72U, 0xf8U, 0xf6U, 0x64U, 0x86U, 0x68U, 0x98U, 0x16U, + 0xd4U, 0xa4U, 0x5cU, 0xccU, 0x5dU, 0x65U, 0xb6U, 0x92U, + 0x6cU, 0x70U, 0x48U, 0x50U, 0xfdU, 0xedU, 0xb9U, 0xdaU, + 0x5eU, 0x15U, 0x46U, 0x57U, 0xa7U, 0x8dU, 0x9dU, 0x84U, + 0x90U, 0xd8U, 0xabU, 0x00U, 0x8cU, 0xbcU, 0xd3U, 0x0aU, + 0xf7U, 0xe4U, 0x58U, 0x05U, 0xb8U, 0xb3U, 0x45U, 0x06U, + 0xd0U, 0x2cU, 0x1eU, 0x8fU, 0xcaU, 0x3fU, 0x0fU, 0x02U, + 0xc1U, 0xafU, 0xbdU, 0x03U, 0x01U, 0x13U, 0x8aU, 0x6bU, + 0x3aU, 0x91U, 0x11U, 0x41U, 0x4fU, 0x67U, 0xdcU, 0xeaU, + 0x97U, 0xf2U, 0xcfU, 0xceU, 0xf0U, 0xb4U, 0xe6U, 0x73U, + 0x96U, 0xacU, 0x74U, 0x22U, 0xe7U, 0xadU, 0x35U, 0x85U, + 0xe2U, 0xf9U, 0x37U, 0xe8U, 0x1cU, 0x75U, 0xdfU, 0x6eU, + 0x47U, 0xf1U, 0x1aU, 0x71U, 0x1dU, 0x29U, 0xc5U, 0x89U, + 0x6fU, 0xb7U, 0x62U, 0x0eU, 0xaaU, 0x18U, 0xbeU, 0x1bU, + 0xfcU, 0x56U, 0x3eU, 0x4bU, 0xc6U, 0xd2U, 0x79U, 0x20U, + 0x9aU, 0xdbU, 0xc0U, 0xfeU, 0x78U, 0xcdU, 0x5aU, 0xf4U, + 0x1fU, 0xddU, 0xa8U, 0x33U, 0x88U, 0x07U, 0xc7U, 0x31U, + 0xb1U, 0x12U, 0x10U, 0x59U, 0x27U, 0x80U, 0xecU, 0x5fU, + 0x60U, 0x51U, 0x7fU, 0xa9U, 0x19U, 0xb5U, 0x4aU, 0x0dU, + 0x2dU, 0xe5U, 0x7aU, 0x9fU, 0x93U, 0xc9U, 0x9cU, 0xefU, + 0xa0U, 0xe0U, 0x3bU, 0x4dU, 0xaeU, 0x2aU, 0xf5U, 0xb0U, + 0xc8U, 0xebU, 0xbbU, 0x3cU, 0x83U, 0x53U, 0x99U, 0x61U, + 0x17U, 0x2bU, 0x04U, 0x7eU, 0xbaU, 0x77U, 0xd6U, 0x26U, + 0xe1U, 0x69U, 0x14U, 0x63U, 0x55U, 0x21U, 0x0cU, 0x7dU, }; const u8 rcons[] = { 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1B, 0x36 @@ -2378,7 +2062,7 @@ static void rijndaelKeySetupEnc(u32 rk[/*44*/], const u8 cipherKey[]) int i; u32 temp; - rk[0] = GETU32(cipherKey ); + rk[0] = GETU32(cipherKey); rk[1] = GETU32(cipherKey + 4); rk[2] = GETU32(cipherKey + 8); rk[3] = GETU32(cipherKey + 12); @@ -2404,26 +2088,27 @@ static void rijndaelEncrypt(u32 rk[/*44*/], u8 pt[16], u8 ct[16]) * map byte array block to cipher state * and add initial round key: */ - s0 = GETU32(pt ) ^ rk[0]; + s0 = GETU32(pt) ^ rk[0]; s1 = GETU32(pt + 4) ^ rk[1]; s2 = GETU32(pt + 8) ^ rk[2]; s3 = GETU32(pt + 12) ^ rk[3]; -#define ROUND(i,d,s) \ -d##0 = TE0(s##0) ^ TE1(s##1) ^ TE2(s##2) ^ TE3(s##3) ^ rk[4 * i]; \ -d##1 = TE0(s##1) ^ TE1(s##2) ^ TE2(s##3) ^ TE3(s##0) ^ rk[4 * i + 1]; \ -d##2 = TE0(s##2) ^ TE1(s##3) ^ TE2(s##0) ^ TE3(s##1) ^ rk[4 * i + 2]; \ -d##3 = TE0(s##3) ^ TE1(s##0) ^ TE2(s##1) ^ TE3(s##2) ^ rk[4 * i + 3] - +#define ROUND(i, d, s) \ +do { \ + d##0 = TE0(s##0) ^ TE1(s##1) ^ TE2(s##2) ^ TE3(s##3) ^ rk[4 * i]; \ + d##1 = TE0(s##1) ^ TE1(s##2) ^ TE2(s##3) ^ TE3(s##0) ^ rk[4 * i + 1]; \ + d##2 = TE0(s##2) ^ TE1(s##3) ^ TE2(s##0) ^ TE3(s##1) ^ rk[4 * i + 2]; \ + d##3 = TE0(s##3) ^ TE1(s##0) ^ TE2(s##1) ^ TE3(s##2) ^ rk[4 * i + 3]; \ +} while (0); /* Nr - 1 full rounds: */ r = Nr >> 1; for (;;) { - ROUND(1,t,s); + ROUND(1, t, s); rk += 8; if (--r == 0) break; - ROUND(0,s,t); + ROUND(0, s, t); } /* @@ -2440,12 +2125,12 @@ d##3 = TE0(s##3) ^ TE1(s##0) ^ TE2(s##1) ^ TE3(s##2) ^ rk[4 * i + 3] PUTU32(ct + 12, s3); } -static void * aes_encrypt_init(u8 *key, size_t len) +static void *aes_encrypt_init(u8 *key, size_t len) { u32 *rk; if (len != 16) return NULL; - rk = (u32*)rtw_malloc(AES_PRIV_SIZE); + rk = (u32 *)rtw_malloc(AES_PRIV_SIZE); if (rk == NULL) return NULL; rijndaelKeySetupEnc(rk, key); @@ -2457,7 +2142,6 @@ static void aes_128_encrypt(void *ctx, u8 *plain, u8 *crypt) rijndaelEncrypt(ctx, plain, crypt); } - static void gf_mulx(u8 *pad) { int i, carry; @@ -2476,7 +2160,6 @@ static void aes_encrypt_deinit(void *ctx) rtw_mfree(ctx, AES_PRIV_SIZE); } - /** * omac1_aes_128_vector - One-Key CBC MAC (OMAC1) hash with AES-128 * @key: 128-bit key for the hash operation @@ -2550,7 +2233,6 @@ static int omac1_aes_128_vector(u8 *key, size_t num_elem, return 0; } - /** * omac1_aes_128 - One-Key CBC MAC (OMAC1) hash with AES-128 (aka AES-CMAC) * @key: 128-bit key for the hash operation @@ -2570,17 +2252,15 @@ static int omac1_aes_128(u8 *key, u8 *data, size_t data_len, u8 *mac) void rtw_use_tkipkey_handler(void *FunctionContext) { - struct adapter *padapter = (struct adapter *)FunctionContext; - + struct adapter *padapter = (struct adapter *)FunctionContext; _func_enter_; - RT_TRACE(_module_rtl871x_security_c_,_drv_err_,("^^^rtw_use_tkipkey_handler ^^^\n")); + RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("^^^rtw_use_tkipkey_handler ^^^\n")); - padapter->securitypriv.busetkipkey=true; + padapter->securitypriv.busetkipkey = true; - RT_TRACE(_module_rtl871x_security_c_,_drv_err_,("^^^rtw_use_tkipkey_handler padapter->securitypriv.busetkipkey=%d^^^\n",padapter->securitypriv.busetkipkey)); + RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("^^^rtw_use_tkipkey_handler padapter->securitypriv.busetkipkey=%d^^^\n", padapter->securitypriv.busetkipkey)); _func_exit_; - }