/*ХХХХХ*ХХcss_descramble.cХХХХХ*ХХХХХ*ХХReleasedХunderХtheХversionХ2ХofХtheХGPL.ХХХХХ*ХХХХХ*ХХCopyrightХ1999ХDerekХFawcusХХХХХ*ХХХХХ*ХХThisХfileХcontainsХfunctionsХtoХdescrambleХCSSХencryptedХDVDХconten tХХХХХ*ХХХХХ*/ХХХХХХХХ/*ХХХХХ*ХХStillХinХprogress:ХХRemoveХtheХuseХofХtheХbit_reverse[]ХtableХbyХrecodingХХХХХ*ХХХХХХХХХХХХХХХХХХХХХХtheХgenerationХofХLFSR1.ХХFinishХcombiningХthisХwithХХХХХ*ХХХХХХХХХХХ ХХХХХХХХХХХtheХcssХauthenticationХcode.ХХХХХ*ХХХХХ*/ХХХХХХХХ#includeХ(stdio.h)ХХХХ#includeХ(string.h)ХХХХ#includeХ"css-descramble.h"ХХХХХХХХtypedefХunsignedХcharХbyte;ХХХХХХХХ/*ХХХХХ*ХХХХХ*ХХsomeХtables ХusedХforХdescramblingХsectorsХand/orХdecryptingХtitleХkeysХХХХХ*ХХХХХ*/ХХХХХХХХstaticХbyteХcsstab1[256]=ХХХХ{ХХХХХ0x33,0x73,0x3b,0x26,0x63,0x23,0x6b,0x76,0x3e,0x7e,0x36,0x2b,0x6e,0x2e,0x66,0x7b,ХХХХХ0x d3,0x93,0xdb,0x06,0x43,0x03,0x4b,0x96,0xde,0x9e,0xd6,0x0b,0x4e,0x0e,0x46,0x9b,ХХХХХ0x57,0x17,0x5f,0x82,0xc7,0x87,0xcf,0x12,0x5a,0x1a,0x52,0x8f,0xca,0x8a,0xc2,0x1f,ХХХХХ0xd9,0x99,0xd1,0x00,0x49,0x09,0x41 ,0x90,0xd8,0x98,0xd0,0x01,0x48,0x08,0x40,0x91,ХХХХХ0x3d,0x7d,0x35,0x24,0x6d,0x2d,0x65,0x74,0x3c,0x7c,0x34,0x25,0x6c,0x2c,0x64,0x75,ХХХХХ0xdd,0x9d,0xd5,0x04,0x4d,0x0d,0x45,0x94,0xdc,0x9c,0xd4,0x05,0x4c,0 x0c,0x44,0x95,ХХХХХ0x59,0x19,0x51,0x80,0xc9,0x89,0xc1,0x10,0x58,0x18,0x50,0x81,0xc8,0x88,0xc0,0x11,ХХХХХ0xd7,0x97,0xdf,0x02,0x47,0x07,0x4f,0x92,0xda,0x9a,0xd2,0x0f,0x4a,0x0a,0x42,0x9f,ХХХХХ0x53,0x13,0x5 b,0x86,0xc3,0x83,0xcb,0x16,0x5e,0x1e,0x56,0x8b,0xce,0x8e,0xc6,0x1b,ХХХХХ0xb3,0xf3,0xbb,0xa6,0xe3,0xa3,0xeb,0xf6,0xbe,0xfe,0xb6,0xab,0xee,0xae,0xe6,0xfb,ХХХХХ0x37,0x77,0x3f,0x22,0x67,0x27,0x6f,0x72,0x3a, 0x7a,0x32,0x2f,0x6a,0x2a,0x62,0x7f,ХХХХХ0xb9,0xf9,0xb1,0xa0,0xe9,0xa9,0xe1,0xf0,0xb8,0xf8,0xb0,0xa1,0xe8,0xa8,0xe0,0xf1,ХХХХХ0x5d,0x1d,0x55,0x84,0xcd,0x8d,0xc5,0x14,0x5c,0x1c,0x54,0x85,0xcc,0x8c,0xc4,0x 15,ХХХХХ0xbd,0xfd,0xb5,0xa4,0xed,0xad,0xe5,0xf4,0xbc,0xfc,0xb4,0xa5,0xec,0xac,0xe4,0xf5,ХХХХХ0x39,0x79,0x31,0x20,0x69,0x29,0x61,0x70,0x38,0x78,0x30,0x21,0x68,0x28,0x60,0x71,ХХХХХ0xb7,0xf7,0xbf,0xa2,0xe7 ,0xa7,0xef,0xf2,0xba,0xfa,0xb2,0xaf,0xea,0xaa,0xe2,0xffХХХХ};ХХХХХХХХstaticХbyteХlfsr1_bits0[256]=ХХХХ{ХХХХХ0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x09,0x08,0x0b,0x0a,0x0d,0x0c,0x0f,0x0e,ХХХХХ0x12,0x13 ,0x10,0x11,0x16,0x17,0x14,0x15,0x1b,0x1a,0x19,0x18,0x1f,0x1e,0x1d,0x1c,ХХХХХ0x24,0x25,0x26,0x27,0x20,0x21,0x22,0x23,0x2d,0x2c,0x2f,0x2e,0x29,0x28,0x2b,0x2a,ХХХХХ0x36,0x37,0x34,0x35,0x32,0x33,0x30,0x31,0 x3f,0x3e,0x3d,0x3c,0x3b,0x3a,0x39,0x38,ХХХХХ0x49,0x48,0x4b,0x4a,0x4d,0x4c,0x4f,0x4e,0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,ХХХХХ0x5b,0x5a,0x59,0x58,0x5f,0x5e,0x5d,0x5c,0x52,0x53,0x50,0x51,0x56,0x57,0x5 4,0x55,ХХХХХ0x6d,0x6c,0x6f,0x6e,0x69,0x68,0x6b,0x6a,0x64,0x65,0x66,0x67,0x60,0x61,0x62,0x63,ХХХХХ0x7f,0x7e,0x7d,0x7c,0x7b,0x7a,0x79,0x78,0x76,0x77,0x74,0x75,0x72,0x73,0x70,0x71,ХХХХХ0x92,0x93,0x90,0x91, 0x96,0x97,0x94,0x95,0x9b,0x9a,0x99,0x98,0x9f,0x9e,0x9d,0x9c,ХХХХХ0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x89,0x88,0x8b,0x8a,0x8d,0x8c,0x8f,0x8e,ХХХХХ0xb6,0xb7,0xb4,0xb5,0xb2,0xb3,0xb0,0xb1,0xbf,0xbe,0x bd,0xbc,0xbb,0xba,0xb9,0xb8,ХХХХХ0xa4,0xa5,0xa6,0xa7,0xa0,0xa1,0xa2,0xa3,0xad,0xac,0xaf,0xae,0xa9,0xa8,0xab,0xaa,ХХХХХ0xdb,0xda,0xd9,0xd8,0xdf,0xde,0xdd,0xdc,0xd2,0xd3,0xd0,0xd1,0xd6,0xd7,0xd4,0xd5,ХХХХ Х0xc9,0xc8,0xcb,0xca,0xcd,0xcc,0xcf,0xce,0xc0,0xc1,0xc2,0xc3,0xc4,0xc5,0xc6,0xc7,ХХХХХ0xff,0xfe,0xfd,0xfc,0xfb,0xfa,0xf9,0xf8,0xf6,0xf7,0xf4,0xf5,0xf2,0xf3,0xf0,0xf1,ХХХХХ0xed,0xec,0xef,0xee,0xe9,0xe8,0 xeb,0xea,0xe4,0xe5,0xe6,0xe7,0xe0,0xe1,0xe2,0xe3ХХХХ};ХХХХХХХХstaticХbyteХlfsr1_bits1[512]=ХХХХ{ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0 x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x2 4,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff, ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0x b6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d ,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0 x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xf f,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6, 0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x 6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24 ,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,Х ХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb 6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d, 0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,ХХХХХ0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xff,0x00,0x24,0x49,0x6d,0x92,0xb6,0xdb,0xffХХХХ};ХХХХХХХ Х/*ХReverseХtheХorderХofХtheХbitsХwithinХaХbyte.ХХХХХ*/ХХХХstaticХbyteХbit_reverse[256]=ХХХХ{ХХХХХ0x00,0x80,0x40,0xc0,0x20,0xa0,0x60,0xe0,0x10,0x90,0x50,0xd0,0x30,0xb0,0x70,0xf0,ХХХХХ0x08,0x88,0x48,0xc8 ,0x28,0xa8,0x68,0xe8,0x18,0x98,0x58,0xd8,0x38,0xb8,0x78,0xf8,ХХХХХ0x04,0x84,0x44,0xc4,0x24,0xa4,0x64,0xe4,0x14,0x94,0x54,0xd4,0x34,0xb4,0x74,0xf4,ХХХХХ0x0c,0x8c,0x4c,0xcc,0x2c,0xac,0x6c,0xec,0x1c,0x9c,0 x5c,0xdc,0x3c,0xbc,0x7c,0xfc,ХХХХХ0x02,0x82,0x42,0xc2,0x22,0xa2,0x62,0xe2,0x12,0x92,0x52,0xd2,0x32,0xb2,0x72,0xf2,ХХХХХ0x0a,0x8a,0x4a,0xca,0x2a,0xaa,0x6a,0xea,0x1a,0x9a,0x5a,0xda,0x3a,0xba,0x7a,0xfa,ХХХ ХХ0x06,0x86,0x46,0xc6,0x26,0xa6,0x66,0xe6,0x16,0x96,0x56,0xd6,0x36,0xb6,0x76,0xf6,ХХХХХ0x0e,0x8e,0x4e,0xce,0x2e,0xae,0x6e,0xee,0x1e,0x9e,0x5e,0xde,0x3e,0xbe,0x7e,0xfe,ХХХХХ0x01,0x81,0x41,0xc1,0x21,0xa1, 0x61,0xe1,0x11,0x91,0x51,0xd1,0x31,0xb1,0x71,0xf1,ХХХХХ0x09,0x89,0x49,0xc9,0x29,0xa9,0x69,0xe9,0x19,0x99,0x59,0xd9,0x39,0xb9,0x79,0xf9,ХХХХХ0x05,0x85,0x45,0xc5,0x25,0xa5,0x65,0xe5,0x15,0x95,0x55,0xd5,0x 35,0xb5,0x75,0xf5,ХХХХХ0x0d,0x8d,0x4d,0xcd,0x2d,0xad,0x6d,0xed,0x1d,0x9d,0x5d,0xdd,0x3d,0xbd,0x7d,0xfd,ХХХХХ0x03,0x83,0x43,0xc3,0x23,0xa3,0x63,0xe3,0x13,0x93,0x53,0xd3,0x33,0xb3,0x73,0xf3,ХХХХХ0x0b,0x8b ,0x4b,0xcb,0x2b,0xab,0x6b,0xeb,0x1b,0x9b,0x5b,0xdb,0x3b,0xbb,0x7b,0xfb,ХХХХХ0x07,0x87,0x47,0xc7,0x27,0xa7,0x67,0xe7,0x17,0x97,0x57,0xd7,0x37,0xb7,0x77,0xf7,ХХХХХ0x0f,0x8f,0x4f,0xcf,0x2f,0xaf,0x6f,0xef,0 x1f,0x9f,0x5f,0xdf,0x3f,0xbf,0x7f,0xffХХХХ};ХХХХХХХХ/*ХХХХХ*ХХХХХ*ХthisХfunctionХisХonlyХusedХinternallyХwhenХdecryptingХtitleХkeyХХХХХ*ХХХХХ*/ХХХХstaticХvoidХcss_titlekey(byteХ*key,ХbyteХ*im,ХbyteХinve rt)ХХХХ{ХХХХХunsignedХintХlfsr1_lo,lfsr1_hi,lfsr0,combined;ХХХХХbyteХo_lfsr0,Хo_lfsr1;ХХХХХbyteХk[5];ХХХХХintХi;ХХХХХХХХХlfsr1_loХ=Хim[0]Х|Х0x100;ХХХХХlfsr1_hiХ=Хim[1];ХХХХХХХХХlfsr0Х=Х((im[4]Х((Х17)Х|Х (im[3]Х((Х9)Х|Х(im[2]Х((Х1))Х+Х8Х-Х(im[2]&7);ХХХХХlfsr0Х=Х(bit_reverse[lfsr0&0xff]((24)Х|Х(bit_reverse[(lfsr0))8)&0xff]Х((Х16)ХХХХХХХХ|Х(bit_reverse[(lfsr0))16)&0xff]((8)Х|Хbit_reverse[(lfsr0))24)&0xff] ;ХХХХХХХХХcombinedХ=Х0;ХХХХХforХ(iХ=Х0;ХiХ(Х5;Х++i)Х{ХХХХХХo_lfsr1ХХ=Хlfsr1_bits0[lfsr1_hi]Х^Хlfsr1_bits1[lfsr1_lo];ХХХХХХХХlfsr1_hiХ=Хlfsr1_lo))1;ХХХХХХХХlfsr1_loХ=Х((lfsr1_lo&1)((8)Х^Хo_lfsr1;ХХХХХХo_ lfsr1ХХ=Хbit_reverse[o_lfsr1];ХХХХХХХХХХ/*o_lfsr0Х=Х(lfsr0))7)^(lfsr0))10)^(lfsr0))11)^(lfsr0))19);*/ХХХХХХo_lfsr0Х=Х(((((((lfsr0))8)^lfsr0)))1)^lfsr0)))3)^lfsr0)))7);ХХХХХХХХlfsr0Х=Х(lfsr0))8)|(o_lfsr0 ((24);ХХХХХХХХХХcombinedХ+=Х(o_lfsr0Х^Хinvert)Х+Хo_lfsr1;ХХХХХХk[i]Х=ХcombinedХ&Х0xff;ХХХХХХcombinedХ))=Х8;ХХХХХ}ХХХХХХХХХkey[4]=k[4]^csstab1[key[4]]^key[3];ХХХХХkey[3]=k[3]^csstab1[key[3]]^key[2];ХХХХХ key[2]=k[2]^csstab1[key[2]]^key[1];ХХХХХkey[1]=k[1]^csstab1[key[1]]^key[0];ХХХХХkey[0]=k[0]^csstab1[key[0]]^key[4];ХХХХХХХХХkey[4]=k[4]^csstab1[key[4]]^key[3];ХХХХХkey[3]=k[3]^csstab1[key[3]]^key[2];ХХХ ХХkey[2]=k[2]^csstab1[key[2]]^key[1];ХХХХХkey[1]=k[1]^csstab1[key[1]]^key[0];ХХХХХkey[0]=k[0]^csstab1[key[0]];ХХХХ}ХХХХХХХХ/*ХХХХХ*ХХХХХ*ХthisХfunctionХdecryptsХaХtitleХkeyХwithХtheХspecifiedХdiskХkeyХХ ХХХ*ХХХХХ*Хtkey:ХtheХunobfuscatedХtitleХkeyХ(XORedХwithХBusKey)ХХХХХ*Хdkey:ХtheХunobfuscatedХdiskХkeyХ(XORedХwithХBusKey)ХХХХХ*ХХХХХХХ2048ХbytesХinХlengthХ(thoughХonlyХ5ХbytesХareХneeded,ХseeХbelow)ХХХХ Х*Хpkey:ХarrayХofХpointersХtoХplayerХkeysХandХdiskХkeyХoffsetsХХХХХ*ХХХХХ*ХХХХХ*ХuseХtheХresultХreturnedХinХtkeyХwithХcss_descrambleХХХХХ*ХХХХХ*/ХХХХХХХХintХcss_decrypttitlekey(byteХ*tkey,ХbyteХ*dkey,Хs tructХplaykeyХ**pkey)ХХХХ{ХХХХХbyteХtest[5],Хpretkey[5];ХХХХХintХiХ=Х0;ХХХХХХХХХforХ(;Х*pkey;Х++pkey,Х++i)Х{ХХХХХХmemcpy(pretkey,ХdkeyХ+Х(*pkey)-)offset,Х5);ХХХХХХcss_titlekey(pretkey,Х(*pkey)-)key,Х0); ХХХХХХХХХХmemcpy(test,Хdkey,Х5);ХХХХХХcss_titlekey(test,Хpretkey,Х0);ХХХХХХХХХХifХ(memcmp(test,Хpretkey,Х5)Х==Х0)Х{ХХХХХХХfprintf(stderr,Х"UsingХKeyХ%d\n",Хi+1);ХХХХХХХbreak;ХХХХХХ}ХХХХХ}ХХХХХХХХХifХ(!* pkey)Х{ХХХХХХfprintf(stderr,Х"ShitХ-ХNeedХKeyХ%d\n",Хi+1);ХХХХХХreturnХ0;ХХХХХ}ХХХХХХХХХcss_titlekey(tkey,Хpretkey,Х0xff);ХХХХХХХХХreturnХ1;ХХХХ}ХХХХХХХХ/*ХХХХХ*ХХХХХ*ХthisХfunctionХdoesХtheХactualХdesc ramblingХХХХХ*ХХХХХ*Хsec:ХencryptedХsectorХ(2048Хbytes)ХХХХХ*Хkey:ХdecryptedХtitleХkeyХobtainedХfromХcss_decrypttitlekeyХХХХХ*ХХХХХ*/ХХХХvoidХcss_descramble(byteХ*sec,byteХ*key)ХХХХ{ХХХХХunsignedХintХlf sr1_lo,lfsr1_hi,lfsr0,combined;ХХХХХunsignedХcharХo_lfsr0,Хo_lfsr1;ХХХХХunsignedХcharХ*endХ=ХsecХ+Х0x800;ХХХХ#defineХSALTED(i)Х(key[i]Х^Хsec[0x54Х+Х(i)])ХХХХХХХХХlfsr1_loХ=ХSALTED(0)Х|Х0x100;ХХХХХlfsr1_ hiХ=ХSALTED(1);ХХХХХХХХХlfsr0Х=Х((SALTED(4)Х((Х17)Х|Х(SALTED(3)Х((Х9)Х|Х(SALTED(2)Х((Х1))Х+Х8Х-Х(SALTED(2)&7);ХХХХХlfsr0Х=Х(bit_reverse[lfsr0&0xff]((24)Х|Х(bit_reverse[(lfsr0))8)&0xff]Х((Х16)ХХХХХХХХ|Х( bit_reverse[(lfsr0))16)&0xff]((8)Х|Хbit_reverse[(lfsr0))24)&0xff];ХХХХХХХХХsec+=0x80;ХХХХХcombinedХ=Х0;ХХХХХwhileХ(secХ!=Хend)Х{ХХХХХХo_lfsr1ХХ=Хlfsr1_bits0[lfsr1_hi]Х^Хlfsr1_bits1[lfsr1_lo];ХХХХХХХХlfs r1_hiХ=Хlfsr1_lo))1;ХХХХХХХХlfsr1_loХ=Х((lfsr1_lo&1)((8)Х^Хo_lfsr1;ХХХХХХo_lfsr1ХХ=Хbit_reverse[o_lfsr1];ХХХХХХХХХХ/*o_lfsr0Х=Х(lfsr0))7)^(lfsr0))10)^(lfsr0))11)^(lfsr0))19);*/ХХХХХХo_lfsr0Х=Х(((((((lfs r0))8)^lfsr0)))1)^lfsr0)))3)^lfsr0)))7);ХХХХХХХХlfsr0Х=Х(lfsr0))8)|(o_lfsr0((24);ХХХХХХХХХХcombinedХ+=Хo_lfsr0Х+Х(byte)~o_lfsr1;ХХХХХХ*sec++Х=Хcsstab1[*sec]Х^Х(combined&0xff);ХХХХХХcombinedХ))=Х8;ХХХХХ} ХХХХ}/*Х###############################################################################################################################################################################################Х*/