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author | Greg Kroah-Hartman <gregkh@suse.de> | 2010-10-28 09:44:56 -0700 |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-10-28 09:44:56 -0700 |
commit | e4c5bf8e3dca827a1b3a6fac494eae8c74b7e1e7 (patch) | |
tree | ea51b391f7d74ca695dcb9f5e46eb02688a92ed9 /drivers/staging/otus/80211core/ctkip.c | |
parent | 81280572ca6f54009edfa4deee563e8678784218 (diff) | |
parent | a4ac0d847af9dd34d5953a5e264400326144b6b2 (diff) | |
download | op-kernel-dev-e4c5bf8e3dca827a1b3a6fac494eae8c74b7e1e7.zip op-kernel-dev-e4c5bf8e3dca827a1b3a6fac494eae8c74b7e1e7.tar.gz |
Merge 'staging-next' to Linus's tree
This merges the staging-next tree to Linus's tree and resolves
some conflicts that were present due to changes in other trees that were
affected by files here.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/otus/80211core/ctkip.c')
-rw-r--r-- | drivers/staging/otus/80211core/ctkip.c | 599 |
1 files changed, 0 insertions, 599 deletions
diff --git a/drivers/staging/otus/80211core/ctkip.c b/drivers/staging/otus/80211core/ctkip.c deleted file mode 100644 index ca07402..0000000 --- a/drivers/staging/otus/80211core/ctkip.c +++ /dev/null @@ -1,599 +0,0 @@ -/* - * Copyright (c) 2007-2008 Atheros Communications Inc. - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ -/* */ -/* Module Name : ctkip.c */ -/* */ -/* Abstract */ -/* This module contains Tx and Rx functions. */ -/* */ -/* NOTES */ -/* None */ -/* */ -/************************************************************************/ -#include "cprecomp.h" - -u16_t zgTkipSboxLower[256] = - { - 0xA5,0x84,0x99,0x8D,0x0D,0xBD,0xB1,0x54, - 0x50,0x03,0xA9,0x7D,0x19,0x62,0xE6,0x9A, - 0x45,0x9D,0x40,0x87,0x15,0xEB,0xC9,0x0B, - 0xEC,0x67,0xFD,0xEA,0xBF,0xF7,0x96,0x5B, - 0xC2,0x1C,0xAE,0x6A,0x5A,0x41,0x02,0x4F, - 0x5C,0xF4,0x34,0x08,0x93,0x73,0x53,0x3F, - 0x0C,0x52,0x65,0x5E,0x28,0xA1,0x0F,0xB5, - 0x09,0x36,0x9B,0x3D,0x26,0x69,0xCD,0x9F, - 0x1B,0x9E,0x74,0x2E,0x2D,0xB2,0xEE,0xFB, - 0xF6,0x4D,0x61,0xCE,0x7B,0x3E,0x71,0x97, - 0xF5,0x68,0x00,0x2C,0x60,0x1F,0xC8,0xED, - 0xBE,0x46,0xD9,0x4B,0xDE,0xD4,0xE8,0x4A, - 0x6B,0x2A,0xE5,0x16,0xC5,0xD7,0x55,0x94, - 0xCF,0x10,0x06,0x81,0xF0,0x44,0xBA,0xE3, - 0xF3,0xFE,0xC0,0x8A,0xAD,0xBC,0x48,0x04, - 0xDF,0xC1,0x75,0x63,0x30,0x1A,0x0E,0x6D, - 0x4C,0x14,0x35,0x2F,0xE1,0xA2,0xCC,0x39, - 0x57,0xF2,0x82,0x47,0xAC,0xE7,0x2B,0x95, - 0xA0,0x98,0xD1,0x7F,0x66,0x7E,0xAB,0x83, - 0xCA,0x29,0xD3,0x3C,0x79,0xE2,0x1D,0x76, - 0x3B,0x56,0x4E,0x1E,0xDB,0x0A,0x6C,0xE4, - 0x5D,0x6E,0xEF,0xA6,0xA8,0xA4,0x37,0x8B, - 0x32,0x43,0x59,0xB7,0x8C,0x64,0xD2,0xE0, - 0xB4,0xFA,0x07,0x25,0xAF,0x8E,0xE9,0x18, - 0xD5,0x88,0x6F,0x72,0x24,0xF1,0xC7,0x51, - 0x23,0x7C,0x9C,0x21,0xDD,0xDC,0x86,0x85, - 0x90,0x42,0xC4,0xAA,0xD8,0x05,0x01,0x12, - 0xA3,0x5F,0xF9,0xD0,0x91,0x58,0x27,0xB9, - 0x38,0x13,0xB3,0x33,0xBB,0x70,0x89,0xA7, - 0xB6,0x22,0x92,0x20,0x49,0xFF,0x78,0x7A, - 0x8F,0xF8,0x80,0x17,0xDA,0x31,0xC6,0xB8, - 0xC3,0xB0,0x77,0x11,0xCB,0xFC,0xD6,0x3A - }; - - -u16_t zgTkipSboxUpper[256] = - { - 0xC6,0xF8,0xEE,0xF6,0xFF,0xD6,0xDE,0x91, - 0x60,0x02,0xCE,0x56,0xE7,0xB5,0x4D,0xEC, - 0x8F,0x1F,0x89,0xFA,0xEF,0xB2,0x8E,0xFB, - 0x41,0xB3,0x5F,0x45,0x23,0x53,0xE4,0x9B, - 0x75,0xE1,0x3D,0x4C,0x6C,0x7E,0xF5,0x83, - 0x68,0x51,0xD1,0xF9,0xE2,0xAB,0x62,0x2A, - 0x08,0x95,0x46,0x9D,0x30,0x37,0x0A,0x2F, - 0x0E,0x24,0x1B,0xDF,0xCD,0x4E,0x7F,0xEA, - 0x12,0x1D,0x58,0x34,0x36,0xDC,0xB4,0x5B, - 0xA4,0x76,0xB7,0x7D,0x52,0xDD,0x5E,0x13, - 0xA6,0xB9,0x00,0xC1,0x40,0xE3,0x79,0xB6, - 0xD4,0x8D,0x67,0x72,0x94,0x98,0xB0,0x85, - 0xBB,0xC5,0x4F,0xED,0x86,0x9A,0x66,0x11, - 0x8A,0xE9,0x04,0xFE,0xA0,0x78,0x25,0x4B, - 0xA2,0x5D,0x80,0x05,0x3F,0x21,0x70,0xF1, - 0x63,0x77,0xAF,0x42,0x20,0xE5,0xFD,0xBF, - 0x81,0x18,0x26,0xC3,0xBE,0x35,0x88,0x2E, - 0x93,0x55,0xFC,0x7A,0xC8,0xBA,0x32,0xE6, - 0xC0,0x19,0x9E,0xA3,0x44,0x54,0x3B,0x0B, - 0x8C,0xC7,0x6B,0x28,0xA7,0xBC,0x16,0xAD, - 0xDB,0x64,0x74,0x14,0x92,0x0C,0x48,0xB8, - 0x9F,0xBD,0x43,0xC4,0x39,0x31,0xD3,0xF2, - 0xD5,0x8B,0x6E,0xDA,0x01,0xB1,0x9C,0x49, - 0xD8,0xAC,0xF3,0xCF,0xCA,0xF4,0x47,0x10, - 0x6F,0xF0,0x4A,0x5C,0x38,0x57,0x73,0x97, - 0xCB,0xA1,0xE8,0x3E,0x96,0x61,0x0D,0x0F, - 0xE0,0x7C,0x71,0xCC,0x90,0x06,0xF7,0x1C, - 0xC2,0x6A,0xAE,0x69,0x17,0x99,0x3A,0x27, - 0xD9,0xEB,0x2B,0x22,0xD2,0xA9,0x07,0x33, - 0x2D,0x3C,0x15,0xC9,0x87,0xAA,0x50,0xA5, - 0x03,0x59,0x09,0x1A,0x65,0xD7,0x84,0xD0, - 0x82,0x29,0x5A,0x1E,0x7B,0xA8,0x6D,0x2C - }; - -u16_t zfrotr1(u16_t a) -// rotate right by 1 bit. -{ - u16_t b; - - if (a & 0x01) - { - b = (a >> 1) | 0x8000; - } - else - { - b = (a >> 1) & 0x7fff; - } - return b; -} - -/*************************************************************/ -/* zfTkipSbox() */ -/* Returns a 16 bit value from a 64K entry table. The Table */ -/* is synthesized from two 256 entry byte wide tables. */ -/*************************************************************/ -u16_t zfTkipSbox(u16_t index) -{ - u16_t low; - u16_t high; - u16_t left, right; - - low = (index & 0xFF); - high = ((index >> 8) & 0xFF); - - left = zgTkipSboxLower[low] + (zgTkipSboxUpper[low] << 8 ); - right = zgTkipSboxUpper[high] + (zgTkipSboxLower[high] << 8 ); - - return (left ^ right); -} - -u8_t zfTkipPhase1KeyMix(u32_t iv32, struct zsTkipSeed* pSeed) -{ - u16_t tsc0; - u16_t tsc1; - u16_t i, j; -#if 0 - /* Need not proceed this function with the same iv32 */ - if ( iv32 == pSeed->iv32 ) - { - return 1; - } -#endif - tsc0 = (u16_t) ((iv32 >> 16) & 0xffff); /* msb */ - tsc1 = (u16_t) (iv32 & 0xffff); - - /* Phase 1, step 1 */ - pSeed->ttak[0] = tsc1; - pSeed->ttak[1] = tsc0; - pSeed->ttak[2] = (u16_t) (pSeed->ta[0] + (pSeed->ta[1] <<8)); - pSeed->ttak[3] = (u16_t) (pSeed->ta[2] + (pSeed->ta[3] <<8)); - pSeed->ttak[4] = (u16_t) (pSeed->ta[4] + (pSeed->ta[5] <<8)); - - /* Phase 1, step 2 */ - for (i=0; i<8; i++) - { - j = 2*(i & 1); - pSeed->ttak[0] =(pSeed->ttak[0] + zfTkipSbox(pSeed->ttak[4] - ^ ZM_BYTE_TO_WORD(pSeed->tk[1+j], pSeed->tk[j]))) - & 0xffff; - pSeed->ttak[1] =(pSeed->ttak[1] + zfTkipSbox(pSeed->ttak[0] - ^ ZM_BYTE_TO_WORD(pSeed->tk[5+j], pSeed->tk[4+j] ))) - & 0xffff; - pSeed->ttak[2] =(pSeed->ttak[2] + zfTkipSbox(pSeed->ttak[1] - ^ ZM_BYTE_TO_WORD(pSeed->tk[9+j], pSeed->tk[8+j] ))) - & 0xffff; - pSeed->ttak[3] =(pSeed->ttak[3] + zfTkipSbox(pSeed->ttak[2] - ^ ZM_BYTE_TO_WORD(pSeed->tk[13+j], pSeed->tk[12+j]))) - & 0xffff; - pSeed->ttak[4] =(pSeed->ttak[4] + zfTkipSbox(pSeed->ttak[3] - ^ ZM_BYTE_TO_WORD(pSeed->tk[1+j], pSeed->tk[j] ))) - & 0xffff; - pSeed->ttak[4] =(pSeed->ttak[4] + i) & 0xffff; - } - - if ( iv32 == (pSeed->iv32+1) ) - { - pSeed->iv32tmp = iv32; - return 1; - } - - return 0; -} - -u8_t zfTkipPhase2KeyMix(u16_t iv16, struct zsTkipSeed* pSeed) -{ - u16_t tsc2; - - tsc2 = iv16; - - /* Phase 2, Step 1 */ - pSeed->ppk[0] = pSeed->ttak[0]; - pSeed->ppk[1] = pSeed->ttak[1]; - pSeed->ppk[2] = pSeed->ttak[2]; - pSeed->ppk[3] = pSeed->ttak[3]; - pSeed->ppk[4] = pSeed->ttak[4]; - pSeed->ppk[5] = (pSeed->ttak[4] + tsc2) & 0xffff; - - /* Phase2, Step 2 */ - pSeed->ppk[0] = pSeed->ppk[0] - + zfTkipSbox(pSeed->ppk[5] ^ ZM_BYTE_TO_WORD(pSeed->tk[1],pSeed->tk[0])); - pSeed->ppk[1] = pSeed->ppk[1] - + zfTkipSbox(pSeed->ppk[0] ^ ZM_BYTE_TO_WORD(pSeed->tk[3],pSeed->tk[2])); - pSeed->ppk[2] = pSeed->ppk[2] - + zfTkipSbox(pSeed->ppk[1] ^ ZM_BYTE_TO_WORD(pSeed->tk[5],pSeed->tk[4])); - pSeed->ppk[3] = pSeed->ppk[3] - + zfTkipSbox(pSeed->ppk[2] ^ ZM_BYTE_TO_WORD(pSeed->tk[7],pSeed->tk[6])); - pSeed->ppk[4] = pSeed->ppk[4] - + zfTkipSbox(pSeed->ppk[3] ^ ZM_BYTE_TO_WORD(pSeed->tk[9],pSeed->tk[8])); - pSeed->ppk[5] = pSeed->ppk[5] - + zfTkipSbox(pSeed->ppk[4] ^ ZM_BYTE_TO_WORD(pSeed->tk[11],pSeed->tk[10])); - - pSeed->ppk[0] = pSeed->ppk[0] - + zfrotr1(pSeed->ppk[5] ^ ZM_BYTE_TO_WORD(pSeed->tk[13],pSeed->tk[12])); - pSeed->ppk[1] = pSeed->ppk[1] - + zfrotr1(pSeed->ppk[0] ^ ZM_BYTE_TO_WORD(pSeed->tk[15],pSeed->tk[14])); - pSeed->ppk[2] = pSeed->ppk[2] + zfrotr1(pSeed->ppk[1]); - pSeed->ppk[3] = pSeed->ppk[3] + zfrotr1(pSeed->ppk[2]); - pSeed->ppk[4] = pSeed->ppk[4] + zfrotr1(pSeed->ppk[3]); - pSeed->ppk[5] = pSeed->ppk[5] + zfrotr1(pSeed->ppk[4]); - - if (iv16 == 0) - { - if (pSeed->iv16 == 0xffff) - { - pSeed->iv16tmp=0; - return 1; - } - else - return 0; - } - else if (iv16 == (pSeed->iv16+1)) - { - pSeed->iv16tmp = iv16; - return 1; - } - else - return 0; -} - -void zfTkipInit(u8_t* key, u8_t* ta, struct zsTkipSeed* pSeed, u8_t* initIv) -{ - u16_t iv16; - u32_t iv32; - u16_t i; - - /* clear memory */ - zfZeroMemory((u8_t*) pSeed, sizeof(struct zsTkipSeed)); - /* set key to seed */ - zfMemoryCopy(pSeed->ta, ta, 6); - zfMemoryCopy(pSeed->tk, key, 16); - - iv16 = *initIv; - initIv++; - iv16 += *initIv<<8; - initIv++; - - iv32=0; - - for(i=0; i<4; i++) // initiv is little endian - { - iv32 += *initIv<<(i*8); - initIv++; - } - - pSeed->iv32 = iv32+1; // Force Recalculating on Tkip Phase1 - zfTkipPhase1KeyMix(iv32, pSeed); - - pSeed->iv16 = iv16; - pSeed->iv32 = iv32; -} - -u32_t zfGetU32t(u8_t* p) -{ - u32_t res=0; - u16_t i; - - for( i=0; i<4; i++ ) - { - res |= (*p++) << (8*i); - } - - return res; - -} - -void zfPutU32t(u8_t* p, u32_t value) -{ - u16_t i; - - for(i=0; i<4; i++) - { - *p++ = (u8_t) (value & 0xff); - value >>= 8; - } -} - -void zfMicClear(struct zsMicVar* pMic) -{ - pMic->left = pMic->k0; - pMic->right = pMic->k1; - pMic->nBytes = 0; - pMic->m = 0; -} - -void zfMicSetKey(u8_t* key, struct zsMicVar* pMic) -{ - pMic->k0 = zfGetU32t(key); - pMic->k1 = zfGetU32t(key+4); - zfMicClear(pMic); -} - -void zfMicAppendByte(u8_t b, struct zsMicVar* pMic) -{ - // Append the byte to our word-sized buffer - pMic->m |= b << (8* pMic->nBytes); - pMic->nBytes++; - - // Process the word if it is full. - if ( pMic->nBytes >= 4 ) - { - pMic->left ^= pMic->m; - pMic->right ^= ZM_ROL32(pMic->left, 17 ); - pMic->left += pMic->right; - pMic->right ^= ((pMic->left & 0xff00ff00) >> 8) | - ((pMic->left & 0x00ff00ff) << 8); - pMic->left += pMic->right; - pMic->right ^= ZM_ROL32( pMic->left, 3 ); - pMic->left += pMic->right; - pMic->right ^= ZM_ROR32( pMic->left, 2 ); - pMic->left += pMic->right; - // Clear the buffer - pMic->m = 0; - pMic->nBytes = 0; - } -} - -void zfMicGetMic(u8_t* dst, struct zsMicVar* pMic) -{ - // Append the minimum padding - zfMicAppendByte(0x5a, pMic); - zfMicAppendByte(0, pMic); - zfMicAppendByte(0, pMic); - zfMicAppendByte(0, pMic); - zfMicAppendByte(0, pMic); - - // and then zeroes until the length is a multiple of 4 - while( pMic->nBytes != 0 ) - { - zfMicAppendByte(0, pMic); - } - - // The appendByte function has already computed the result. - zfPutU32t(dst, pMic->left); - zfPutU32t(dst+4, pMic->right); - - // Reset to the empty message. - zfMicClear(pMic); - -} - -u8_t zfMicRxVerify(zdev_t* dev, zbuf_t* buf) -{ - struct zsMicVar* pMicKey; - struct zsMicVar MyMicKey; - u8_t mic[8]; - u8_t da[6]; - u8_t sa[6]; - u8_t bValue; - u16_t i, payloadOffset, tailOffset; - - zmw_get_wlan_dev(dev); - - /* need not check MIC if pMicKEy is equal to NULL */ - if ( wd->wlanMode == ZM_MODE_AP ) - { - pMicKey = zfApGetRxMicKey(dev, buf); - - if ( pMicKey != NULL ) - { - zfCopyFromRxBuffer(dev, buf, sa, ZM_WLAN_HEADER_A2_OFFSET, 6); - zfCopyFromRxBuffer(dev, buf, da, ZM_WLAN_HEADER_A3_OFFSET, 6); - } - else - { - return ZM_MIC_SUCCESS; - } - } - else if ( wd->wlanMode == ZM_MODE_INFRASTRUCTURE ) - { - pMicKey = zfStaGetRxMicKey(dev, buf); - - if ( pMicKey != NULL ) - { - zfCopyFromRxBuffer(dev, buf, sa, ZM_WLAN_HEADER_A3_OFFSET, 6); - zfCopyFromRxBuffer(dev, buf, da, ZM_WLAN_HEADER_A1_OFFSET, 6); - } - else - { - return ZM_MIC_SUCCESS; - } - } - else - { - return ZM_MIC_SUCCESS; - } - - MyMicKey.k0=pMicKey->k0; - MyMicKey.k1=pMicKey->k1; - pMicKey = &MyMicKey; - - zfMicClear(pMicKey); - tailOffset = zfwBufGetSize(dev, buf); - tailOffset -= 8; - - /* append DA */ - for(i=0; i<6; i++) - { - zfMicAppendByte(da[i], pMicKey); - } - /* append SA */ - for(i=0; i<6; i++) - { - zfMicAppendByte(sa[i], pMicKey); - } - - /* append for alignment */ - if ((zmw_rx_buf_readb(dev, buf, 0) & 0x80) != 0) - zfMicAppendByte(zmw_rx_buf_readb(dev, buf,24)&0x7, pMicKey); - else - zfMicAppendByte(0, pMicKey); - zfMicAppendByte(0, pMicKey); - zfMicAppendByte(0, pMicKey); - zfMicAppendByte(0, pMicKey); - - /* append payload */ - payloadOffset = ZM_SIZE_OF_WLAN_DATA_HEADER + - ZM_SIZE_OF_IV + - ZM_SIZE_OF_EXT_IV; - - if ((zmw_rx_buf_readb(dev, buf, 0) & 0x80) != 0) - { - /* Qos Packet, Plcpheader + 2 */ - if (wd->wlanMode == ZM_MODE_AP) - { - /* TODO : Rx Qos element offset in software MIC check */ - } - else if (wd->wlanMode == ZM_MODE_INFRASTRUCTURE) - { - if (wd->sta.wmeConnected != 0) - { - payloadOffset += 2; - } - } - } - - for(i=payloadOffset; i<tailOffset; i++) - { - bValue = zmw_rx_buf_readb(dev, buf, i); - zfMicAppendByte(bValue, pMicKey); - } - - zfMicGetMic(mic, pMicKey); - - if ( !zfRxBufferEqualToStr(dev, buf, mic, tailOffset, 8) ) - { - return ZM_MIC_FAILURE; - } - - return ZM_MIC_SUCCESS; -} - -void zfTkipGetseeds(u16_t iv16, u8_t *RC4Key, struct zsTkipSeed *Seed) -{ - RC4Key[0] = ZM_HI8(iv16); - RC4Key[1] = (ZM_HI8(iv16) | 0x20) & 0x7f; - RC4Key[2] = ZM_LO8(iv16); - RC4Key[3] = ((Seed->ppk[5] ^ ZM_BYTE_TO_WORD(Seed->tk[1],Seed->tk[0]))>>1) & 0xff; - RC4Key[4] = Seed->ppk[0] & 0xff; - RC4Key[5] = Seed->ppk[0] >> 8; - RC4Key[6] = Seed->ppk[1] & 0xff; - RC4Key[7] = Seed->ppk[1] >> 8; - RC4Key[8] = Seed->ppk[2] & 0xff; - RC4Key[9] = Seed->ppk[2] >> 8; - RC4Key[10] = Seed->ppk[3] & 0xff; - RC4Key[11] = Seed->ppk[3] >> 8; - RC4Key[12] = Seed->ppk[4] & 0xff; - RC4Key[13] = Seed->ppk[4] >> 8; - RC4Key[14] = Seed->ppk[5] & 0xff; - RC4Key[15] = Seed->ppk[5] >> 8; -} - -void zfCalTxMic(zdev_t *dev, zbuf_t *buf, u8_t *snap, u16_t snapLen, u16_t offset, u16_t *da, u16_t *sa, u8_t up, u8_t *mic) -{ - struct zsMicVar* pMicKey; - u16_t i; - u16_t len; - u8_t bValue; - u8_t qosType; - u8_t *pDa = (u8_t *)da; - u8_t *pSa = (u8_t *)sa; - - zmw_get_wlan_dev(dev); - - /* need not check MIC if pMicKEy is equal to NULL */ - if ( wd->wlanMode == ZM_MODE_AP ) - { - pMicKey = zfApGetTxMicKey(dev, buf, &qosType); - - if ( pMicKey == NULL ) - return; - } - else if ( wd->wlanMode == ZM_MODE_INFRASTRUCTURE ) - { - pMicKey = zfStaGetTxMicKey(dev, buf); - - if ( pMicKey == NULL ) - { - zm_debug_msg0("pMicKey is NULL"); - return; - } - } - else - { - return; - } - - zfMicClear(pMicKey); - len = zfwBufGetSize(dev, buf); - - /* append DA */ - for(i = 0; i < 6; i++) - { - zfMicAppendByte(pDa[i], pMicKey); - } - - /* append SA */ - for(i = 0; i < 6; i++) - { - zfMicAppendByte(pSa[i], pMicKey); - } - - if (up != 0) - zfMicAppendByte((up&0x7), pMicKey); - else - zfMicAppendByte(0, pMicKey); - - zfMicAppendByte(0, pMicKey); - zfMicAppendByte(0, pMicKey); - zfMicAppendByte(0, pMicKey); - - /* For Snap header */ - for(i = 0; i < snapLen; i++) - { - zfMicAppendByte(snap[i], pMicKey); - } - - for(i = offset; i < len; i++) - { - bValue = zmw_tx_buf_readb(dev, buf, i); - zfMicAppendByte(bValue, pMicKey); - } - - zfMicGetMic(mic, pMicKey); -} - -void zfTKIPEncrypt(zdev_t *dev, zbuf_t *buf, u8_t *snap, u16_t snapLen, u16_t offset, u8_t keyLen, u8_t* key, u32_t* icv) -{ - u8_t iv[3]; - - iv[0] = key[0]; - iv[1] = key[1]; - iv[2] = key[2]; - - keyLen -= 3; - - zfWEPEncrypt(dev, buf, snap, snapLen, offset, keyLen, &key[3], iv); -} - -u16_t zfTKIPDecrypt(zdev_t *dev, zbuf_t *buf, u16_t offset, u8_t keyLen, u8_t* key) -{ - u16_t ret = ZM_ICV_SUCCESS; - u8_t iv[3]; - - iv[0] = key[0]; - iv[1] = key[1]; - iv[2] = key[2]; - - keyLen -= 3; - - ret = zfWEPDecrypt(dev, buf, offset, keyLen, &key[3], iv); - - return ret; -} |