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Daoark
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manifest.json
>> 24; var c = (x >>> 16) & 0xFF; var b = (x >>> 8) & 0xFF; var a = x & 0xFF; return ((BF_S[0][d] + BF_S[1][c]) ^ BF_S[2][b]) + BF_S[3][a]; } // 单块加密/解密(64-bit block = 2×32-bit) function bfBlock(xl, xr, subkeys, decrypt) { if (decrypt) { for (var i = 17; i > 0; i -= 2) { xl ^= subkeys.P[i]; xr ^= bfF(xl); xr ^= subkeys.P[i-1]; xl ^= bfF(xr); } } else { for (var i = 0; i < 16; i += 2) { xl ^= subkeys.P[i]; xr ^= bfF(xl); xr ^= subkeys.P[i+1]; xl ^= bfF(xr); } } xr ^= subkeys.P[16]; xl ^= subkeys.P[17]; return [xr, xl]; // swap on output } // Blowfish 子密钥生成 function bfInit(key) { // 初始 P-array (pi 的小数部分) var p = [0x243F6A88,0x85A308D3,0x13198A2E,0x03707344,0xA4093822,0x299F31D0,0x082EFA98,0xEC4E6C89, 0x452821E6,0x38D01377,0xBE5466CF,0x34E90C6C,0xC0AC29B7,0xC97C50DD,0x3F84D5B5,0xB5470917, 0x9216D5D9,0x8979FB1B]; // XOR P-array with key (循环) var klen = key.length; for (var i = 0; i < 18; i++) { var k = (key[i*4 % klen] << 24) | (key[(i*4+1) % klen] << 16) | (key[(i*4+2) % klen] << 8) | key[(i*4+3) % klen]; p[i] ^= k; } // 加密全 0 块来填充 P-array var xl = 0, xr = 0; for (var i = 0; i < 18; i += 2) { var r = bfBlock(xl, xr, {P: p}, false); xl = r[0]; xr = r[1]; p[i] = xl; p[i+1] = xr; } // 加密 S-boxes for (var b = 0; b < 4; b++) { for (var i = 0; i < 256; i += 2) { var r2 = bfBlock(xl, xr, {P: p}, false); xl = r2[0]; xr = r2[1]; BF_S[b][i] = xl; BF_S[b][i+1] = xr; } } return {P: p}; } // 初始化 S-box (原始 pi 派生值) var BF_S = [[], [], [], []]; // S-box 0 BF_S[0] = [0xD1310BA6,0x98DFB5AC,0x2FFD72DB,0xD01ADFB7,0xB8E1AFED,0x6A267E96,0xBA7C9045,0xF12C7F99, 0x24A19947,0xB3916CF7,0x0801F2E2,0x858EFC16,0x636920D8,0x71574E69,0xA458FEA3,0xF4933D7E, 0x0D95748F,0x728EB658,0x718BCD58,0x82154AEE,0x7B54A41D,0xC25A59B5,0x9C30D539,0x2AF26013, 0xC5D1B023,0x286085F0,0xCA417918,0xB8DB38EF,0x8E79DCB0,0x603A180E,0x6C9E0E8B,0xB01E8A3E, 0xD71577C1,0xBD314B27,0x78AF2FDA,0x55605C60,0xE65525F3,0xAA55AB94,0x57489862,0x63E81440, 0x55CA396A,0x2AAB10B6,0xB4CC5C34,0x1141E8CE,0xA15486AF,0x7C72E993,0xB3EE1411,0x636FBC2A, 0x2BA9C55D,0x741831F6,0xCE5C3E16,0x9B87931E,0xAFD6BA33,0x6C24CF5C,0x7A325381,0x28958677, 0x3B8F4898,0x6B4BB9AF,0xC4BFE81B,0x66282193,0x61D809CC,0xFB21A991,0x487CAC60,0x5DEC8032, 0xEF845D5D,0xE98575B1,0xDC262302,0xEB651B88,0x23893E81,0xD396ACC5,0x0F6D6FF3,0x83F44239, 0x2E0B4482,0xA4842004,0x69C8F04A,0x9E1F9B5E,0x21C66842,0xF6E96C9A,0x670C9C61,0xABD388F0, 0x6A51A0D2,0xD8542F68,0x960FA728,0xAB5133A3,0x6EEF0B6C,0x137A3BE4,0xBA3BF050,0x7EFB2A98, 0xA1F1651D,0x39AF0176,0x66CA593E,0x82430E88,0x8CEE8619,0x456F9FB4,0x7D84A5C3,0x3B8B5EBE, 0xE06F75D8,0x85C12073,0x401A449F,0x56C16AA6,0x4ED3AA62,0x363F7706,0x1BFEDF72,0x429B023D, 0x37D0D724,0xD00A1248,0xDB0FEAD3,0x49F1C09B,0x075372C9,0x80991B7B,0x25D479D8,0xF6E8DEF7, 0xE3FE501A,0xB6794C3B,0x976CE0BD,0x04C006BA,0xC1A94FB6,0x409F60C4,0x5E5C9EC2,0x196A2463, 0x68FB6FAF,0x3E6C53B5,0x1339B2EB,0x3B52EC6F,0x6DFC511F,0x9B30952C,0xCC814544,0xAF5EBD09, 0xBEE3D004,0xDE334AFD,0x660F2807,0x192E4BB3,0xC0CBA857,0x45C8740F,0xD20B5F39,0xB9D3FBDB, 0x5579C0BD,0x1A60320A,0xD6A100C6,0x402C7279,0x679F25FE,0xFB1FA3CC,0x8EA5E9F8,0xDB3222F8, 0x3C7516DF,0xFD616B15,0x2F501EC8,0xAD0552AB,0x323DB5FA,0xFD238760,0x53317B48,0x3E00DF82, 0x9E5C57BB,0xCA6F8CA0,0x1A87562E,0xDF1769DB,0xD542A8F6,0x287EFFC3,0xAC6732C6,0x8C4F5573, 0x695B27B0,0xBBCA58C8,0xE1FFA35D,0xB8F011A0,0x10FA3D98,0xFD2183B8,0x4AFCB56C,0x2DD1D35B, 0x9A53E479,0xB6F84565,0xD28E49BC,0x4BFB9790,0xE1DDF2DA,0xA4CB7E33,0x62FB1341,0xCEE4C6E8, 0xEF20CADA,0x36774C01,0xD07E9EFE,0x2BF11FB4,0x95DBDA4D,0xAE909198,0xEAAD8E71,0x6B93D5A0, 0xD08ED1D0,0xAFC725E0,0x8E3C5B2F,0x8E7594B7,0x8FF6E2FB,0xF2122B64,0x8888B812,0x900DF01C, 0x4FAD5EA0,0x688FC31C,0xD1CFF191,0xB3A8C1AD,0x2F2F2218,0xBE0E1777,0xEA752DFE,0x8B021FA1, 0xE5A0CC0F,0xB56F74E8,0x18ACF3D6,0xCE89E299,0xB4A84FE0,0xFD13E0B7,0x7CC43B81,0xD2ADA8D9, 0x165FA266,0x80957705,0x93CC7314,0x211A1477,0xE6AD2065,0x77B5FA86,0xC75442F5,0xFB9D35CF, 0xEBCDAF0C,0x7B3E89A0,0xD6411BD3,0xAE1E7E49,0x00250E2D,0x2071B35E,0x226800BB,0x57B8E0AF, 0x2464369B,0xF009B91E,0x5563911D,0x59DFA6AA,0x78C14389,0xD95A537F,0x207D5BA2,0x02E5B9C5, 0x83260376,0x6295CFA9,0x11C81968,0x4E734A41,0xB3472DCA,0x7B14A94A,0x1B510052,0x9A532915, 0xD60F573F,0xBC9BC6E4,0x2B60A476,0x81E67400,0x08BA6FB5,0x571BE91F,0xF296EC6B,0x2A0DD915, 0xB6636521,0xE7B9F9B6,0xFF34052E,0xC5855664,0x53B02D5D,0xA99F8FA1,0x08BA4799,0x6E85076A]; BF_S[1] = [0x4B7A70E9,0xB5B32944,0xDB75092E,0xC4192623,0xAD6EA6B0,0x49A7DF7D,0x9CEE60B8,0x8FEDB266, 0xECAA8C71,0x699A17FF,0x5664526C,0xC2B19EE1,0x193602A5,0x75094C29,0xA0591340,0xE4183A3E, 0x3F54989A,0x5B429D65,0x6B8FE4D6,0x99F73FD6,0xA1D29C07,0xEFE830F5,0x4D2D38E6,0xF0255DC1, 0x4CDD2086,0x8470EB26,0x6382E9C6,0x021ECC5E,0x09686B3F,0x3EBAEFC9,0x3C971814,0x6B6A70A1, 0x687F3584,0x52A0E286,0xB79C5305,0xAA500737,0x3E07841C,0x7FDEAE5C,0x8E7D44EC,0x5716F2B8, 0xB03ADA37,0xF0500C0D,0xF01C1F04,0x0200B3FF,0xAE0CF51A,0x3CB574B2,0x25837A58,0xDC0921BD, 0xD19113F9,0x7CA92FF6,0x94324773,0x22F54701,0x3AE5E581,0x37C2DADC,0xC8B57634,0x9AF3DDA7, 0xA9446146,0x0FD0030E,0xECC8C73E,0xA4751E41,0xE238CD99,0x3BEA0E2F,0x3280BBA1,0x183EB331, 0x4E548B38,0x4F6DB908,0x6F420D03,0xF60A04BF,0x2CB81290,0x24977C79,0x5679B072,0xBCAF89AF, 0xDE9A771F,0xD9930810,0xB38BAE12,0xDCCF3F2E,0x5512721F,0x2E6B7124,0x501ADDE6,0x9F84CD87, 0x7A584718,0x7408DA17,0xBC9F9ABC,0xE94B7D8C,0xEC7AEC3A,0xDB851DFA,0x63094366,0xC464C3D2, 0xEF1C1847,0x3215D908,0xDD433B37,0x24C2BA16,0x12A14D43,0x2A65C451,0x50940002,0x133AE4DD, 0x71DFF89E,0x10314E55,0x81AC77D6,0x5F11199B,0x043556F1,0xD7A3C76B,0x3C11183B,0x5924A509, 0xF28FE6ED,0x97F1FBFA,0x9EBABF2C,0x1E153C6E,0x86E34570,0xEAE96FB1,0x860E5E0A,0x5A3E2AB3, 0x771FE71C,0x4E3D06FA,0x2965DCB9,0x99E71D0F,0x803E89D6,0x5266C825,0x2E4CC978,0x9C10B36A, 0xC6150EBA,0x94E2EA78,0xA5FC3C53,0x1E0A2DF4,0xF2F74EA7,0x361D2B3D,0x1939260F,0x19C27960, 0x5223A708,0xF71312B6,0xEBADFE6E,0xEAC31F66,0xE3BC4595,0xA67BC883,0xB17F37D1,0x018CFF28, 0xC332DDEF,0xBE6C5AA5,0x65582185,0x68AB9802,0xEECEA50F,0xDB2F953B,0x2AEF7DAD,0x5B6E2F84, 0x1521B628,0x29076170,0xECDD4775,0x619F1510,0x13CCA830,0xEB61BD96,0x0334FE1E,0xAA0363CF, 0xB5735C90,0x4C70A239,0xD59E9E0B,0xCBAADE14,0xEECC86BC,0x60622CA7,0x9CAB5CAB,0xB2F3846E, 0x648B1EAF,0x19BDF0CA,0xA02369B9,0x655ABB50,0x40685A32,0x3C2AB4B3,0x319EE9D5,0xC021B8F7, 0x9B540B19,0x875FA099,0x95F7997E,0x623D7DA8,0xF837889A,0x97E32D77,0x11ED935F,0x16681281, 0x0E358829,0xC7E61FD6,0x96DEDFA1,0x7858BA99,0x57F584A5,0x1B227263,0x9B83C3FF,0x1AC24696, 0xCDB30AEB,0x532E3054,0x8FD948E4,0x6DBC3128,0x58EBF2EF,0x34C6FFEA,0xFE28ED61,0xEE7C3C73, 0x5D4A14D9,0xE864B7E3,0x42105D14,0x203E13E0,0x45EEE2B6,0xA3AAABEA,0xDB6C4F15,0xFACB4FD0, 0xC742F442,0xEF6ABBB5,0x654F3B1D,0x41CD2105,0xD81E799E,0x86854DC7,0xE44B476A,0x3D816250, 0xCF62A1F2,0x5B8D2646,0xFC8883A0,0xC1C7B6A3,0x7F1524C3,0x69CB7492,0x47848A0B,0x5692B285, 0x095BBF00,0xAD19489D,0x1462B174,0x23820E00,0x58428D2A,0x0C55F5EA,0x1DADF43E,0x233F7061, 0x3372F092,0x8D937E41,0xD65FECF1,0x6C223BDB,0x7CDE3759,0xCBEE7460,0x4085F2A7,0xCE77326E, 0xA6078084,0x19F8509E,0xE8EFD855,0x61D99735,0xA969A7AA,0xC50C06C2,0x5A04ABFC,0x800BCADC, 0x9E447A2E,0xC3453484,0xFDD56705,0x0E1E9EC9,0xDB73DBD3,0x105588CD,0x675FDA79,0xE3674340, 0xC5C43465,0x713E38D8,0x3D28F89E,0xF16DFF20,0x153E21E7,0x8FB03D4A,0xE6E39F2B,0xDB83ADF7]; BF_S[2] = [0xE93D5A68,0x948140F7,0xF64C261C,0x94692934,0x411520F7,0x7602D4F7,0xBCF46B2E,0xD4A20068, 0xD4082471,0x3320F46A,0x43B7D4B7,0x500061AF,0x1E39F62E,0x97244546,0x14214F74,0xBF8B8840, 0x4D95FC1D,0x96B591AF,0x70F4DDD3,0x66A02F45,0xBFBC09EC,0x03BD9785,0x7FAC6DD0,0x31CB8504, 0x96EB27B3,0x55FD3941,0xDA2547E6,0xABCA0A9A,0x28507825,0x530429F4,0x0A2C86DA,0xE9B66DFB, 0x68DC1462,0xD7486900,0x680EC0A4,0x27A18DEE,0x4F3FFEA2,0xE887AD8C,0xB58CE006,0x7AF4D6B6, 0xAACE1E7C,0xD3375FEC,0xCE78A399,0x406B2A42,0x20FE9E35,0xD9F385B9,0xEE39D7AB,0x3B124E8B, 0x1DC9FAF7,0x4B6D1856,0x26A36631,0xEAE397B2,0x3A6EFA74,0xDD5B4332,0x6841E7F7,0xCA7820FB, 0xFB0AF54E,0xD8FEB397,0x454056AC,0xBA489527,0x55533A3A,0x20838D87,0xFE6BA9B7,0xD096954B, 0x55A867BC,0xA1159A58,0xCCA92963,0x99E1DB33,0xA62A4A56,0x3F3125F9,0x5EF47E1C,0x9029317C, 0xFDF8E802,0x04272F70,0x80BB155C,0x05282CE3,0x95C11548,0xE4C66D22,0x48C1133F,0xC70F86DC, 0x07F9C9EE,0x41041F0F,0x404779A4,0x5D886E17,0x325F51EB,0xD59BC0D1,0xF2BCC18F,0x41113564, 0x257B7834,0x602A9C60,0xDFF8E8A3,0x1F636C1B,0x0E12B4C2,0x02E1329E,0xAF664FD1,0xCAD18115, 0x6B2395E0,0x333E92E1,0x3B240B62,0xEEBEB922,0x85B2A20E,0xE6BA0D99,0xDE720C8C,0x2DA2F728, 0xD0127845,0x95B794FD,0x647D0862,0xE7CCF5F0,0x5449A36F,0x877D48FA,0xC39DFD27,0xF33E8D1E, 0x0A476341,0x992EFF74,0x3A6F6EAB,0xF4F8FD37,0xA812DC60,0xA1EBDDF8,0x991BE14C,0xDB6E6B0D, 0xC67B5510,0x6D672C37,0x2765D43B,0xDCD0E804,0xF1290DC7,0xCC00FFA3,0xB5390F92,0x690FED0B, 0x667B9FFB,0xCEDB7D9C,0xA091CF0B,0xD9155EA3,0xBB132F88,0x515BAD24,0x7B9479BF,0x763BD6EB, 0x37392EB3,0xCC115979,0x8026E297,0xF42E312D,0x6842ADA7,0xC66A2B3B,0x12754CCC,0x782EF11C, 0x6A124237,0xB79251E7,0x06A1BBE6,0x4BFB6350,0x1A6B1018,0x11CAEDFA,0x3D25BDD8,0xE2E1C3C9, 0x44421659,0x0A121386,0xD90CEC6E,0xD5ABEA2A,0x64AF674E,0xDA86A85F,0xBEBFE988,0x64E4C3FE, 0x9DBC8057,0xF0F7C086,0x60787BF8,0x6003604D,0xD1FD8346,0xF6381FB0,0x7745AE04,0xD736FCCC, 0x83426B33,0xF01EAB71,0xB0804187,0x3C005E5F,0x77A057BE,0xBDE8AE24,0x55464299,0xBF582E61, 0x4E58F48F,0xF2DDFDA2,0xF474EF38,0x8789BDC2,0x5366F9C3,0xC8B38E74,0xB475F255,0x46FCD9B9, 0x7AEB2661,0x8B1DDF84,0x846A0E79,0x915F95E2,0x466E598E,0x20B45770,0x8CD55591,0xC902DE4C, 0xB90BACE1,0xBB8205D0,0x11A86248,0x7574A99E,0xB77F19B6,0xE0A9DC09,0x662D09A1,0xC4324633, 0xE85A1F02,0x09F0BE8C,0x4A99A025,0x1D6EFE10,0x1AB93D1D,0x0BA5A4DF,0xA186F20F,0x2868F169, 0xDCB7DA83,0x573906FE,0xA1E2CE9B,0x4FCD7F52,0x50115E01,0xA70683FA,0xA002B5C4,0x0DE6D027, 0x9AF88C27,0x773F8641,0xC3604C06,0x61A806B5,0xF0177A28,0xC0F586E0,0x006058AA,0x30DC7D62, 0x11E69ED7,0x2338EA63,0x53C2DD94,0xC2C21634,0xBBCBEE56,0x90BCB6DE,0xEBFC7DA1,0xCE591D76, 0x6F05E409,0x4B7C0188,0x39720A3D,0x7C927C24,0x86E3725F,0x724D9DB9,0x1AC15BB4,0xD39EB8FC, 0xED545578,0x08FCA5B5,0xD83D7CD3,0x4DAD0FC4,0x1E50EF5E,0xB161E6F8,0xA28514D9,0x6C51133C, 0x6FD5C7E7,0x56E14EC4,0x362ABFCE,0xDDC6C837,0xD79A3234,0x92638212,0x670EFA8E,0x406000E0]; BF_S[3] = [0x3A39CE37,0xD3FAF5CF,0xABC27737,0x5AC52D1B,0x5CB0679E,0x4FA33742,0xD3822740,0x99BC9BBE, 0xD5118E9D,0xBF0F7315,0xD62D1C7E,0xC700C47B,0xB78C1B6B,0x21A19045,0xB26EB1BE,0x6A366EB4, 0x5748AB2F,0xBC946E79,0xC6A376D2,0x6549C2C8,0x530FF8EE,0x468DDE7D,0xD5730A1D,0x4CD04DC6, 0x2939BBDB,0xA9BA4650,0xAC9526E8,0xBE5EE304,0xA1FAD5F0,0x6A2D519A,0x63EF8CE2,0x9A86EE22, 0xC089C2B8,0x43242EF6,0xA51E03AA,0x9CF2D0A4,0x83C061BA,0x9BE96A4D,0x8FE51550,0xBA645BD6, 0x2826A2F9,0xA73A3AE1,0x4BA99586,0xEF5562E9,0xC72FEFD3,0xF752F7DA,0x3F046F69,0x77FA0A59, 0x80E4A915,0x87B08601,0x9B09E6AD,0x3B3EE593,0xE990FD5A,0x9E34D797,0x2CF0B7D9,0x022B8B51, 0x96D5AC3A,0x017DA67D,0xD1CF3ED6,0x7C7D2D28,0x1F9F25CF,0xADF2B89B,0x5AD6B472,0x5A88F54C, 0xE029AC71,0xE019A5E6,0x47B0ACFD,0xED93FA9B,0xE8D3C48D,0x283B57CC,0xF8D56629,0x79132E28, 0x78F8941E,0x4A750A8E,0x3D6876CF,0xFBC09E02,0xCE5F4D49,0xC3D4D2E4,0xB6E3F5C7,0xD1A1B7B2, 0x8A5B7DE2,0x9160F0AD,0xC3BCE2DD,0xB5B6B7E2,0xC7E5E1A0,0x693C60D5,0x1A2E2D4E,0xA6B3FCE6, 0x4019C812,0xE0B4BD3A,0x70DDB82A,0x7996D8B2,0x6A2C4F8B,0x82C64DE5,0x9A6B6B82,0x96D6E1BC, 0x4B7D6F88,0x9D1FBA50,0x66D4BA88,0x5DA94CD0,0xE7A07E94,0xBB7A6B92,0xC5A6B3A8,0xB8E3EB5C, 0xA0D4D3EA,0x4DEC1D8A,0x5B064950,0x739A7EBC,0xC28A4DD3,0x82566E04,0xA167F4D3,0x6BCC4F18, 0xAF1A8A4D,0xAAC0E3A0,0x94D58B85,0x2B6C6901,0xDDDCAB0A,0x42A0E5D0,0x4BB1689D,0x43DB0A06, 0x3B6BAEA4,0x5C9317FE,0xC4BD8A6F,0xD6F2B3D8,0xC9B8B7E0,0xC5C0BE2D,0xE5B8AEFC,0xC0E54B97, 0x7B5E0E0F,0x8E0D6D8A,0x44A1BCC2,0xE5D8D3D8,0x5D4E1F0F,0x9C5A22D5,0x1A9D2D7B,0x8E4B1A75, 0x9DAB5145,0xBC8F4B5F,0xB3DBC9C2,0x1E4B8E0B,0x2A0F45DF,0x35BD8BFC,0x60A0E32D,0x3E5D1999, 0x3257C985,0xBC46CB6E,0x5B658D5C,0x32D2CFE4,0x1B6D2D78,0x49EC3D1D,0xC7A11C0E,0xB514F0AB, 0x9B03901F,0xA2D3C25B,0x7D9E2C7B,0x8D4D0E83,0xA3DC7C81,0x4A8E2D5D,0x67A0DDCB,0x6A1E5C5B, 0x4A8C0BBC,0xB7D726A1,0xAA1F909E,0x209C2960,0xE1C0C3A1,0x85C6BB25,0x48A2CD4F,0xA8E0A1A2, 0x3FC2B43A,0xC2D5B5A6,0xA2B6F1AD,0x8C50D8B0,0x84A0FD5B,0x6B83FEEB,0x0A0C19F5,0x25B98C10, 0xA1A5B0BC,0x36AD5C30,0xD4B543B0,0xC3BA4B1C,0xE25B7912,0x4E8B69B2,0x7A55E1A2,0xBE7E10D0, 0x5265B1C0,0x3CE0539D,0x9D180DC3,0x0E45B7DC,0x1C170C3B,0xD7A95E2B,0x40A05F95,0x36F8A1A0, 0xD90829A0,0xB08D2B82,0xD8A7B3BB,0x9D2D5B95,0x3C7C3F75,0x9B1B7E21,0x2F73F7AB,0x5E0C28DE, 0x18E24524,0xC1D3D5C2,0xBA03C0FE,0xCDA3F7F2,0x5C9B0A66,0x4B95A5BB,0x95FC9E66,0xE7B5C872, 0x7D7C7F22,0x6A1A5C45,0x6A53A113,0xDD559A4D,0xC3B6B3C8,0x6FE5B0B1,0x6262F6EC,0x7A86B5C5, 0x9A88DDD8,0x4C1114B0,0x75499B30,0x55A0DFD1,0x6A6A3B5D,0x7B0C4D2F,0xD3B5C95B,0x18A4E0B2, 0x6CD89C70,0xDD03C95D,0x3A2C0E0C,0xDD6E5BC2,0x4DB08908,0xB3C0CDF1,0xB5DA7BBD,0x3E94B65C, 0x3B6E1D5C,0x7C1B6EAB,0xD0B5BB55,0xF4B0B7C8,0xD74A28A4,0x6A66057C,0x5E3EBC78,0xD7A5C7D0]; function bfCrypt(data, key, iv, mode, decrypt) { var subkeys = bfInit(key); if (data.length % 8 !== 0) throw new Error('数据长度必须 8 字节倍数'); var out = new Uint8Array(data.length); function u32ToBytes(n) { return [(n >>> 24) & 0xFF, (n >>> 16) & 0xFF, (n >>> 8) & 0xFF, n & 0xFF]; } function bytesToU32(a, off) { off = off || 0; return ((a[off] << 24) | (a[off+1] << 16) | (a[off+2] << 8) | a[off+3]) >>> 0; } if (mode === 'ECB') { for (var i = 0; i < data.length; i += 8) { var xl = bytesToU32(data, i); var xr = bytesToU32(data, i+4); var r = bfBlock(xl, xr, subkeys, decrypt); var o1 = u32ToBytes(r[0]); var o2 = u32ToBytes(r[1]); for (var k = 0; k < 4; k++) { out[i+k] = o1[k]; out[i+4+k] = o2[k]; } } return out; } else { if (iv.length !== 8) throw new Error('IV 必须 8 字节'); var prev = iv; for (var i = 0; i < data.length; i += 8) { var xl = bytesToU32(data, i); var xr = bytesToU32(data, i+4); if (decrypt) { var r = bfBlock(xl, xr, subkeys, true); var pl = r[0] ^ bytesToU32(prev); var pr = r[1] ^ bytesToU32(prev, 4); var newPrev = data.slice(i, i+8); var op1 = u32ToBytes(pl), op2 = u32ToBytes(pr); for (var k2 = 0; k2 < 4; k2++) { out[i+k2] = op1[k2]; out[i+4+k2] = op2[k2]; } prev = newPrev; } else { xl = (xl ^ bytesToU32(prev)) >>> 0; xr = (xr ^ bytesToU32(prev, 4)) >>> 0; var r2 = bfBlock(xl, xr, subkeys, false); var oe1 = u32ToBytes(r2[0]), oe2 = u32ToBytes(r2[1]); for (var k3 = 0; k3 < 4; k3++) { out[i+k3] = oe1[k3]; out[i+4+k3] = oe2[k3]; } prev = out.slice(i, i+8); } } return out; } } function pkcs5PadBF(d) { var p = 8 - (d.length % 8); var o = new Uint8Array(d.length + p); for (var i = 0; i < d.length; i++) o[i] = d[i]; for (var i = 0; i < p; i++) o[d.length + i] = p; return o; } function pkcs5UnpadBF(d) { if (d.length === 0) return d; var p = d[d.length - 1]; if (p < 1 || p > 8) return d; return d.slice(0, d.length - p); } try { var op = getVal('op'); var key = new TextEncoder().encode(getVal('key')); if (key.length < 1 || key.length > 56) { showError('Blowfish 密钥必须 1-56 字节'); return; } var iv = getVal('iv') ? hexToBytes(getVal('iv')) : new Uint8Array(8); if (iv.length !== 8) { showError('IV 必须 8 字节(16 hex)'); return; } var mode = getVal('mode'); var inputText = getVal('text'); if (op === 'enc') { var text = new TextEncoder().encode(inputText); var padded = pkcs5PadBF(text); var ct = bfCrypt(padded, key, iv, mode, false); showResult(bytesToHex(ct), 'Blowfish-' + mode + ' 加密,明文 ' + text.length + ' 字节,密文 ' + ct.length + ' 字节,密钥 ' + key.length + ' 字节'); } else { var ct2 = hexToBytes(inputText); if (ct2.length % 8 !== 0) { showError('密文长度必须 8 字节倍数'); return; } var pt = bfCrypt(ct2, key, iv, mode, true); var unpadded = pkcs5UnpadBF(pt); showResult(new TextDecoder().decode(unpadded), 'Blowfish-' + mode + ' 解密,明文 ' + unpadded.length + ' 字符,密钥 ' + key.length + ' 字节'); } } catch(e) { showError((op==='enc'?'加密':'解密') + '失败: ' + e.message); return; } showResult(result, meta); } catch (e) { showError('处理失败: ' + (e.message || e)); } } $('btn-main').addEventListener('click', function(e) { e.preventDefault(); doProcess(); }); $('btn-clear').addEventListener('click', function() { var inputs = document.querySelectorAll('input,textarea,select'); for (var i=0; i