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path: root/drivers/staging/rt3090/sta/rtmp_ckipmic.c
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Diffstat (limited to 'drivers/staging/rt3090/sta/rtmp_ckipmic.c')
-rw-r--r--drivers/staging/rt3090/sta/rtmp_ckipmic.c579
1 files changed, 0 insertions, 579 deletions
diff --git a/drivers/staging/rt3090/sta/rtmp_ckipmic.c b/drivers/staging/rt3090/sta/rtmp_ckipmic.c
deleted file mode 100644
index 5f6dbd7cf057..000000000000
--- a/drivers/staging/rt3090/sta/rtmp_ckipmic.c
+++ /dev/null
@@ -1,579 +0,0 @@
-/*
- *************************************************************************
- * Ralink Tech Inc.
- * 5F., No.36, Taiyuan St., Jhubei City,
- * Hsinchu County 302,
- * Taiwan, R.O.C.
- *
- * (c) Copyright 2002-2007, Ralink Technology, Inc.
- *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- * *
- *************************************************************************
-
- Module Name:
- rtmp_ckipmic.c
-
- Abstract:
- Data path subroutines
-
- Revision History:
- Who When What
- -------- ---------- ----------------------------------------------
-*/
-
-#include "../rt_config.h"
-#include "../rtmp_ckipmic.h"
-
-
-#define MIC_ACCUM(v) pContext->accum += (ULONGLONG)v * RTMPMicGetCoefficient(pContext)
-#define GB(p,i,s) ( ((ULONG) *((UCHAR*)(p)+i) ) << (s) )
-#define GETBIG32(p) GB(p,0,24)|GB(p,1,16)|GB(p,2,8)|GB(p,3,0)
-
-/*****************************/
-/******** SBOX Table *********/
-/*****************************/
-
-UCHAR SboxTable[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
-};
-
-/*===========================================================================*/
-/*=================== CKIP KEY PERMUTATION ==================================*/
-/*===========================================================================*/
-
-/* 2-byte by 2-byte subset of the full AES table */
-static const USHORT Sbox[256] =
-{
- 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
- };
-
-#define Lo8(v16) ((v16) & 0xFF)
-#define Hi8(v16) (((v16) >> 8) & 0xFF)
-#define u16Swap(i) ( (((i) >> 8) & 0xFF) | (((i) << 8) & 0xFF00) )
-#define _S_(i) (Sbox[Lo8(i)] ^ u16Swap(Sbox[Hi8(i)]))
-
-#define rotLeft_1(x) ((((x) << 1) | ((x) >> 15)) & 0xFFFF)
-VOID CKIP_key_permute
- (
- OUT UCHAR *PK, /* output permuted key */
- IN UCHAR *CK, /* input CKIP key */
- IN UCHAR toDsFromDs, /* input toDs/FromDs bits */
- IN UCHAR *piv /* input pointer to IV */
- )
-{
- int i;
- USHORT H[2], tmp; /* H=32-bits of per-packet hash value */
- USHORT L[8], R[8]; /* L=u16 array of CK, R=u16 array of PK */
-
- /* build L from input key */
- memset(L, 0, sizeof(L));
- for (i=0; i<16; i++) {
- L[i>>1] |= ( ((USHORT)(CK[i])) << ( i & 1 ? 8 : 0) );
- }
-
- H[0] = (((USHORT)piv[0]) << 8) + piv[1];
- H[1] = ( ((USHORT)toDsFromDs) << 8) | piv[2];
-
- for (i=0; i<8; i++) {
- H[0] ^= L[i]; /* 16-bits of key material */
- tmp = _S_(H[0]); /* 16x16 permutation */
- H[0] = tmp ^ H[1]; /* set up for next round */
- H[1] = tmp;
- R[i] = H[0]; /* store into key array */
- }
-
- /* sweep in the other direction */
- tmp=L[0];
- for (i=7; i>0; i--) {
- R[i] = tmp = rotLeft_1(tmp) + R[i];
- }
-
- /* IV of the permuted key is unchanged */
- PK[0] = piv[0];
- PK[1] = piv[1];
- PK[2] = piv[2];
-
- /* key portion of the permuted key is changed */
- for (i=3; i<16; i++) {
- PK[i] = (UCHAR) (R[i>>1] >> (i & 1 ? 8 : 0));
- }
-}
-
-/* prepare for calculation of a new mic */
-VOID RTMPCkipMicInit(
- IN PMIC_CONTEXT pContext,
- IN PUCHAR CK)
-{
- /* prepare for new mic calculation */
- NdisMoveMemory(pContext->CK, CK, sizeof(pContext->CK));
- pContext->accum = 0;
- pContext->position = 0;
-}
-
-/* add some bytes to the mic calculation */
-VOID RTMPMicUpdate(
- IN PMIC_CONTEXT pContext,
- IN PUCHAR pOctets,
- IN INT len)
-{
- INT byte_position;
- ULONG val;
-
- byte_position = (pContext->position & 3);
- while (len > 0) {
- /* build a 32-bit word for MIC multiply accumulate */
- do {
- if (len == 0) return;
- pContext->part[byte_position++] = *pOctets++;
- pContext->position++;
- len--;
- } while (byte_position < 4);
- /* have a full 32-bit word to process */
- val = GETBIG32(&pContext->part[0]);
- MIC_ACCUM(val);
- byte_position = 0;
- }
-}
-
-ULONG RTMPMicGetCoefficient(
- IN PMIC_CONTEXT pContext)
-{
- UCHAR aes_counter[16];
- INT coeff_position;
- UCHAR *p;
-
- coeff_position = (pContext->position - 1) >> 2;
- if ( (coeff_position & 3) == 0) {
- /* fetching the first coefficient -- get new 16-byte aes counter output */
- u32 counter = (coeff_position >> 2);
-
- /* new counter value */
- memset(&aes_counter[0], 0, sizeof(aes_counter));
- aes_counter[15] = (UINT8)(counter >> 0);
- aes_counter[14] = (UINT8)(counter >> 8);
- aes_counter[13] = (UINT8)(counter >> 16);
- aes_counter[12] = (UINT8)(counter >> 24);
-
- RTMPAesEncrypt(&pContext->CK[0], &aes_counter[0], pContext->coefficient);
- }
- p = &(pContext->coefficient[ (coeff_position & 3) << 2 ]);
- return GETBIG32(p);
-}
-
-/****************************************/
-/* aes128k128d() */
-/* Performs a 128 bit AES encrypt with */
-/* 128 bit data. */
-/****************************************/
-VOID xor_128(
- IN PUCHAR a,
- IN PUCHAR b,
- OUT PUCHAR out)
-{
- INT i;
-
- for (i=0;i<16; i++)
- {
- out[i] = a[i] ^ b[i];
- }
-}
-
-UCHAR RTMPCkipSbox(
- IN UCHAR a)
-{
- return SboxTable[(int)a];
-}
-
-VOID xor_32(
- IN PUCHAR a,
- IN PUCHAR b,
- OUT PUCHAR out)
-{
- INT i;
-
- for (i=0;i<4; i++)
- {
- out[i] = a[i] ^ b[i];
- }
-}
-
-VOID next_key(
- IN PUCHAR key,
- IN INT round)
-{
- UCHAR rcon;
- UCHAR sbox_key[4];
- UCHAR rcon_table[12] =
- {
- 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80,
- 0x1b, 0x36, 0x36, 0x36
- };
-
- sbox_key[0] = RTMPCkipSbox(key[13]);
- sbox_key[1] = RTMPCkipSbox(key[14]);
- sbox_key[2] = RTMPCkipSbox(key[15]);
- sbox_key[3] = RTMPCkipSbox(key[12]);
-
- rcon = rcon_table[round];
-
- 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]);
-}
-
-VOID byte_sub(
- IN PUCHAR in,
- OUT PUCHAR out)
-{
- INT i;
-
- for (i=0; i< 16; i++)
- {
- out[i] = RTMPCkipSbox(in[i]);
- }
-}
-
-VOID shift_row(
- IN PUCHAR in,
- OUT PUCHAR out)
-{
- 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];
-}
-
-VOID mix_column(
- IN PUCHAR in,
- OUT PUCHAR out)
-{
- INT i;
- UCHAR add1b[4];
- UCHAR add1bf7[4];
- UCHAR rotl[4];
- UCHAR swap_halfs[4];
- UCHAR andf7[4];
- UCHAR rotr[4];
- UCHAR temp[4];
- UCHAR tempb[4];
-
- 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];
-
- 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;
-
- 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(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];
-
- xor_32(add1bf7, rotr, temp);
- xor_32(swap_halfs, rotl,tempb);
- xor_32(temp, tempb, out);
-}
-
-VOID RTMPAesEncrypt(
- IN PUCHAR key,
- IN PUCHAR data,
- IN PUCHAR ciphertext)
-{
- INT round;
- INT i;
- UCHAR intermediatea[16];
- UCHAR intermediateb[16];
- UCHAR round_key[16];
-
- 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);
- }
- }
-
-}
-
-/* calculate the mic */
-VOID RTMPMicFinal(
- IN PMIC_CONTEXT pContext,
- OUT UCHAR digest[4])
-{
- INT byte_position;
- ULONG val;
- ULONGLONG sum, utmp;
- LONGLONG stmp;
-
- /* deal with partial 32-bit word left over from last update */
- if ( (byte_position = (pContext->position & 3)) != 0) {
- /* have a partial word in part to deal with -- zero unused bytes */
- do {
- pContext->part[byte_position++] = 0;
- pContext->position++;
- } while (byte_position < 4);
- val = GETBIG32(&pContext->part[0]);
- MIC_ACCUM(val);
- }
-
- /* reduce the accumulated u64 to a 32-bit MIC */
- sum = pContext->accum;
- stmp = (sum & 0xffffffffL) - ((sum >> 32) * 15);
- utmp = (stmp & 0xffffffffL) - ((stmp >> 32) * 15);
- sum = utmp & 0xffffffffL;
- if (utmp > 0x10000000fL)
- sum -= 15;
-
- val = (ULONG)sum;
- digest[0] = (UCHAR)((val>>24) & 0xFF);
- digest[1] = (UCHAR) ((val>>16) & 0xFF);
- digest[2] = (UCHAR) ((val>>8) & 0xFF);
- digest[3] = (UCHAR)((val>>0) & 0xFF);
-}
-
-VOID RTMPCkipInsertCMIC(
- IN PRTMP_ADAPTER pAd,
- OUT PUCHAR pMIC,
- IN PUCHAR p80211hdr,
- IN PNDIS_PACKET pPacket,
- IN PCIPHER_KEY pKey,
- IN PUCHAR mic_snap)
-{
- PACKET_INFO PacketInfo;
- PUCHAR pSrcBufVA;
- ULONG SrcBufLen;
- PUCHAR pDA, pSA, pProto;
- UCHAR bigethlen[2];
- UCHAR ckip_ck[16];
- MIC_CONTEXT mic_ctx;
- USHORT payloadlen;
- UCHAR i;
-
- if (pKey == NULL)
- {
- DBGPRINT_ERR(("RTMPCkipInsertCMIC, Before to form the CKIP key (CK), pKey can't be NULL\n"));
- return;
- }
-
- switch (*(p80211hdr+1) & 3)
- {
- case 0: /* FromDs=0, ToDs=0 */
- pDA = p80211hdr+4;
- pSA = p80211hdr+10;
- break;
- case 1: /* FromDs=0, ToDs=1 */
- pDA = p80211hdr+16;
- pSA = p80211hdr+10;
- break;
- case 2: /* FromDs=1, ToDs=0 */
- pDA = p80211hdr+4;
- pSA = p80211hdr+16;
- break;
- case 3: /* FromDs=1, ToDs=1 */
- pDA = p80211hdr+16;
- pSA = p80211hdr+24;
- break;
- }
-
- RTMP_QueryPacketInfo(pPacket, &PacketInfo, &pSrcBufVA, &SrcBufLen);
-
- if (SrcBufLen < LENGTH_802_3)
- return;
-
- pProto = pSrcBufVA + 12;
- payloadlen = PacketInfo.TotalPacketLength - LENGTH_802_3 + 18; // CKIP_LLC(8)+CMIC(4)+TxSEQ(4)+PROTO(2)=18
-
- bigethlen[0] = (unsigned char)(payloadlen >> 8);
- bigethlen[1] = (unsigned char)payloadlen;
-
- //
- // Encryption Key expansion to form the CKIP Key (CKIP_CK).
- //
- if (pKey->KeyLen < 16)
- {
- for(i = 0; i < (16 / pKey->KeyLen); i++)
- {
- NdisMoveMemory(ckip_ck + i * pKey->KeyLen,
- pKey->Key,
- pKey->KeyLen);
- }
- NdisMoveMemory(ckip_ck + i * pKey->KeyLen,
- pKey->Key,
- 16 - (i * pKey->KeyLen));
- }
- else
- {
- NdisMoveMemory(ckip_ck, pKey->Key, pKey->KeyLen);
- }
- RTMPCkipMicInit(&mic_ctx, ckip_ck);
- RTMPMicUpdate(&mic_ctx, pDA, MAC_ADDR_LEN); // MIC <-- DA
- RTMPMicUpdate(&mic_ctx, pSA, MAC_ADDR_LEN); // MIC <-- SA
- RTMPMicUpdate(&mic_ctx, bigethlen, 2); // MIC <-- payload length starting from CKIP SNAP
- RTMPMicUpdate(&mic_ctx, mic_snap, 8); // MIC <-- snap header
- RTMPMicUpdate(&mic_ctx, pAd->StaCfg.TxSEQ, 4); // MIC <-- TxSEQ
- RTMPMicUpdate(&mic_ctx, pProto, 2); // MIC <-- Protocol
-
- pSrcBufVA += LENGTH_802_3;
- SrcBufLen -= LENGTH_802_3;
-
- // Mic <-- original payload. loop until all payload processed
- do
- {
- if (SrcBufLen > 0)
- RTMPMicUpdate(&mic_ctx, pSrcBufVA, SrcBufLen);
-
- NdisGetNextBuffer(PacketInfo.pFirstBuffer, &PacketInfo.pFirstBuffer);
- if (PacketInfo.pFirstBuffer)
- {
- NDIS_QUERY_BUFFER(PacketInfo.pFirstBuffer, &pSrcBufVA, &SrcBufLen);
- }
- else
- break;
- } while (TRUE);
-
- RTMPMicFinal(&mic_ctx, pMIC); // update MIC
-}
generated by cgit v1.2.3 (git 2.0.4) at 2024-06-03 20:25:38 +0000