某威body解码
通过上贴https://www.52pojie.cn/thread-1667130-1-1.html (出处: 吾爱破解论坛)]关于某威的m3u8网课视频 可以获取key 并且下载到正确的视频文件而下载视频就需要找到视频的m3u8地址 hlsindex// const jsdom = require("jsdom");// const {
// JSDOM
// } = jsdom;
// const dom = new JSDOM(`<!DOCTYPE html><p>Hello world</p>`);
// window = dom.window;
// document = window.document;
// XMLHttpRequest = window.XMLHttpRequest;
//
// base64
//
var Base64 = {
_keyStr: "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",
encode: function (e) {
var t = "";
var n, r, i, s, o, u, a;
var f = 0;
e = Base64._utf8_encode(e);
while (f < e.length) {
n = e.charCodeAt(f++);
r = e.charCodeAt(f++);
i = e.charCodeAt(f++);
s = n >> 2;
o = (n & 3) << 4 | r >> 4;
u = (r & 15) << 2 | i >> 6;
a = i & 63;
if (isNaN(r)) {
u = a = 64
} else if (isNaN(i)) {
a = 64
}
t = t + this._keyStr.charAt(s) + this._keyStr.charAt(o) + this._keyStr.charAt(u) + this._keyStr
.charAt(a)
}
return t
},
decode: function (e) {
var t = "";
var n, r, i;
var s, o, u, a;
var f = 0;
e = e.replace(/[^A-Za-z0-9+/=]/g, "");
while (f < e.length) {
s = this._keyStr.indexOf(e.charAt(f++));
o = this._keyStr.indexOf(e.charAt(f++));
u = this._keyStr.indexOf(e.charAt(f++));
a = this._keyStr.indexOf(e.charAt(f++));
n = s << 2 | o >> 4;
r = (o & 15) << 4 | u >> 2;
i = (u & 3) << 6 | a;
t = t + String.fromCharCode(n);
if (u != 64) {
t = t + String.fromCharCode(r)
}
if (a != 64) {
t = t + String.fromCharCode(i)
}
}
t = Base64._utf8_decode(t);
return t
},
_utf8_encode: function (e) {
e = e.replace(/rn/g, "n");
var t = "";
for (var n = 0; n < e.length; n++) {
var r = e.charCodeAt(n);
if (r < 128) {
t += String.fromCharCode(r)
} else if (r > 127 && r < 2048) {
t += String.fromCharCode(r >> 6 | 192);
t += String.fromCharCode(r & 63 | 128)
} else {
t += String.fromCharCode(r >> 12 | 224);
t += String.fromCharCode(r >> 6 & 63 | 128);
t += String.fromCharCode(r & 63 | 128)
}
}
return t
},
_utf8_decode: function (e) {
var t = "";
var n = 0;
var r = c1 = c2 = 0;
while (n < e.length) {
r = e.charCodeAt(n);
if (r < 128) {
t += String.fromCharCode(r);
n++
} else if (r > 191 && r < 224) {
c2 = e.charCodeAt(n + 1);
t += String.fromCharCode((r & 31) << 6 | c2 & 63);
n += 2
} else {
c2 = e.charCodeAt(n + 1);
c3 = e.charCodeAt(n + 2);
t += String.fromCharCode((r & 15) << 12 | (c2 & 63) << 6 | c3 & 63);
n += 3
}
}
return t
}
};
var W = "0123456789abcdef";
function convertBytesToString(t, e) {
if (null == e || "utf8" == e.toLowerCase().replace(/ |-/g, "")) {
for (var i = [], n = 0; n < t.length;) {
var r = t;
r < 128 ? (i.push(String.fromCharCode(r)),
n++) : 191 < r && r < 224 ? (i.push(String.fromCharCode((31 & r) << 6 | 63 & t)),
n += 2) : (i.push(String.fromCharCode((15 & r) << 12 | (63 & t) << 6 | 63 & t)),
n += 3)
}
return i.join("")
}
if ("hex" != e.toLowerCase())
return i;
for (i = [],
n = 0; n < t.length; n++) {
var a = t;
i.push(W[(240 & a) >> 4] + W)
}
return i.join("")
};
function Base64tool(b) {
b = b.replace(/[^A-Za-z0-9\+\/]/g, "");
return JSON.parse(b)
}
var K = {
16: 10,
24: 12,
32: 14
},
Q = [1, 2, 4, 8, 16, 32, 64, 128, 27, 54, 108, 216, 171, 77, 154, 47, 94, 188, 99, 198, 151, 53, 106, 212, 179, 125,
250, 239, 197, 145
],
X = [99, 124, 119, 123, 242, 107, 111, 197, 48, 1, 103, 43, 254, 215, 171, 118, 202, 130, 201, 125, 250, 89, 71,
240, 173, 212, 162, 175, 156, 164, 114, 192, 183, 253, 147, 38, 54, 63, 247, 204, 52, 165, 229, 241, 113, 216,
49, 21, 4, 199, 35, 195, 24, 150, 5, 154, 7, 18, 128, 226, 235, 39, 178, 117, 9, 131, 44, 26, 27, 110, 90, 160,
82, 59, 214, 179, 41, 227, 47, 132, 83, 209, 0, 237, 32, 252, 177, 91, 106, 203, 190, 57, 74, 76, 88, 207, 208,
239, 170, 251, 67, 77, 51, 133, 69, 249, 2, 127, 80, 60, 159, 168, 81, 163, 64, 143, 146, 157, 56, 245, 188,
182, 218, 33, 16, 255, 243, 210, 205, 12, 19, 236, 95, 151, 68, 23, 196, 167, 126, 61, 100, 93, 25, 115, 96,
129, 79, 220, 34, 42, 144, 136, 70, 238, 184, 20, 222, 94, 11, 219, 224, 50, 58, 10, 73, 6, 36, 92, 194, 211,
172, 98, 145, 149, 228, 121, 231, 200, 55, 109, 141, 213, 78, 169, 108, 86, 244, 234, 101, 122, 174, 8, 186,
120, 37, 46, 28, 166, 180, 198, 232, 221, 116, 31, 75, 189, 139, 138, 112, 62, 181, 102, 72, 3, 246, 14, 97, 53,
87, 185, 134, 193, 29, 158, 225, 248, 152, 17, 105, 217, 142, 148, 155, 30, 135, 233, 206, 85, 40, 223, 140,
161, 137, 13, 191, 230, 66, 104, 65, 153, 45, 15, 176, 84, 187, 22
],
J = [82, 9, 106, 213, 48, 54, 165, 56, 191, 64, 163, 158, 129, 243, 215, 251, 124, 227, 57, 130, 155, 47, 255, 135,
52, 142, 67, 68, 196, 222, 233, 203, 84, 123, 148, 50, 166, 194, 35, 61, 238, 76, 149, 11, 66, 250, 195, 78, 8,
46, 161, 102, 40, 217, 36, 178, 118, 91, 162, 73, 109, 139, 209, 37, 114, 248, 246, 100, 134, 104, 152, 22, 212,
164, 92, 204, 93, 101, 182, 146, 108, 112, 72, 80, 253, 237, 185, 218, 94, 21, 70, 87, 167, 141, 157, 132, 144,
216, 171, 0, 140, 188, 211, 10, 247, 228, 88, 5, 184, 179, 69, 6, 208, 44, 30, 143, 202, 63, 15, 2, 193, 175,
189, 3, 1, 19, 138, 107, 58, 145, 17, 65, 79, 103, 220, 234, 151, 242, 207, 206, 240, 180, 230, 115, 150, 172,
116, 34, 231, 173, 53, 133, 226, 249, 55, 232, 28, 117, 223, 110, 71, 241, 26, 113, 29, 41, 197, 137, 111, 183,
98, 14, 170, 24, 190, 27, 252, 86, 62, 75, 198, 210, 121, 32, 154, 219, 192, 254, 120, 205, 90, 244, 31, 221,
168, 51, 136, 7, 199, 49, 177, 18, 16, 89, 39, 128, 236, 95, 96, 81, 127, 169, 25, 181, 74, 13, 45, 229, 122,
159, 147, 201, 156, 239, 160, 224, 59, 77, 174, 42, 245, 176, 200, 235, 187, 60, 131, 83, 153, 97, 23, 43, 4,
126, 186, 119, 214, 38, 225, 105, 20, 99, 85, 33, 12, 125
],
Z = [3328402341, 4168907908, 4000806809, 4135287693, 4294111757, 3597364157, 3731845041, 2445657428, 1613770832,
33620227, 3462883241, 1445669757, 3892248089, 3050821474, 1303096294, 3967186586, 2412431941, 528646813,
2311702848, 4202528135, 4026202645, 2992200171, 2387036105, 4226871307, 1101901292, 3017069671, 1604494077,
1169141738, 597466303, 1403299063, 3832705686, 2613100635, 1974974402, 3791519004, 1033081774, 1277568618,
1815492186, 2118074177, 4126668546, 2211236943, 1748251740, 1369810420, 3521504564, 4193382664, 3799085459,
2883115123, 1647391059, 706024767, 134480908, 2512897874, 1176707941, 2646852446, 806885416, 932615841,
168101135, 798661301, 235341577, 605164086, 461406363, 3756188221, 3454790438, 1311188841, 2142417613,
3933566367, 302582043, 495158174, 1479289972, 874125870, 907746093, 3698224818, 3025820398, 1537253627,
2756858614, 1983593293, 3084310113, 2108928974, 1378429307, 3722699582, 1580150641, 327451799, 2790478837,
3117535592, 0, 3253595436, 1075847264, 3825007647, 2041688520, 3059440621, 3563743934, 2378943302, 1740553945,
1916352843, 2487896798, 2555137236, 2958579944, 2244988746, 3151024235, 3320835882, 1336584933, 3992714006,
2252555205, 2588757463, 1714631509, 293963156, 2319795663, 3925473552, 67240454, 4269768577, 2689618160,
2017213508, 631218106, 1269344483, 2723238387, 1571005438, 2151694528, 93294474, 1066570413, 563977660,
1882732616, 4059428100, 1673313503, 2008463041, 2950355573, 1109467491, 537923632, 3858759450, 4260623118,
3218264685, 2177748300, 403442708, 638784309, 3287084079, 3193921505, 899127202, 2286175436, 773265209,
2479146071, 1437050866, 4236148354, 2050833735, 3362022572, 3126681063, 840505643, 3866325909, 3227541664,
427917720, 2655997905, 2749160575, 1143087718, 1412049534, 999329963, 193497219, 2353415882, 3354324521,
1807268051, 672404540, 2816401017, 3160301282, 369822493, 2916866934, 3688947771, 1681011286, 1949973070,
336202270, 2454276571, 201721354, 1210328172, 3093060836, 2680341085, 3184776046, 1135389935, 3294782118,
965841320, 831886756, 3554993207, 4068047243, 3588745010, 2345191491, 1849112409, 3664604599, 26054028,
2983581028, 2622377682, 1235855840, 3630984372, 2891339514, 4092916743, 3488279077, 3395642799, 4101667470,
1202630377, 268961816, 1874508501, 4034427016, 1243948399, 1546530418, 941366308, 1470539505, 1941222599,
2546386513, 3421038627, 2715671932, 3899946140, 1042226977, 2521517021, 1639824860, 227249030, 260737669,
3765465232, 2084453954, 1907733956, 3429263018, 2420656344, 100860677, 4160157185, 470683154, 3261161891,
1781871967, 2924959737, 1773779408, 394692241, 2579611992, 974986535, 664706745, 3655459128, 3958962195,
731420851, 571543859, 3530123707, 2849626480, 126783113, 865375399, 765172662, 1008606754, 361203602,
3387549984, 2278477385, 2857719295, 1344809080, 2782912378, 59542671, 1503764984, 160008576, 437062935,
1707065306, 3622233649, 2218934982, 3496503480, 2185314755, 697932208, 1512910199, 504303377, 2075177163,
2824099068, 1841019862, 739644986
],
$ = [2781242211, 2230877308, 2582542199, 2381740923, 234877682, 3184946027, 2984144751, 1418839493, 1348481072,
50462977, 2848876391, 2102799147, 434634494, 1656084439, 3863849899, 2599188086, 1167051466, 2636087938,
1082771913, 2281340285, 368048890, 3954334041, 3381544775, 201060592, 3963727277, 1739838676, 4250903202,
3930435503, 3206782108, 4149453988, 2531553906, 1536934080, 3262494647, 484572669, 2923271059, 1783375398,
1517041206, 1098792767, 49674231, 1334037708, 1550332980, 4098991525, 886171109, 150598129, 2481090929,
1940642008, 1398944049, 1059722517, 201851908, 1385547719, 1699095331, 1587397571, 674240536, 2704774806,
252314885, 3039795866, 151914247, 908333586, 2602270848, 1038082786, 651029483, 1766729511, 3447698098,
2682942837, 454166793, 2652734339, 1951935532, 775166490, 758520603, 3000790638, 4004797018, 4217086112,
4137964114, 1299594043, 1639438038, 3464344499, 2068982057, 1054729187, 1901997871, 2534638724, 4121318227,
1757008337, 0, 750906861, 1614815264, 535035132, 3363418545, 3988151131, 3201591914, 1183697867, 3647454910,
1265776953, 3734260298, 3566750796, 3903871064, 1250283471, 1807470800, 717615087, 3847203498, 384695291,
3313910595, 3617213773, 1432761139, 2484176261, 3481945413, 283769337, 100925954, 2180939647, 4037038160,
1148730428, 3123027871, 3813386408, 4087501137, 4267549603, 3229630528, 2315620239, 2906624658, 3156319645,
1215313976, 82966005, 3747855548, 3245848246, 1974459098, 1665278241, 807407632, 451280895, 251524083,
1841287890, 1283575245, 337120268, 891687699, 801369324, 3787349855, 2721421207, 3431482436, 959321879,
1469301956, 4065699751, 2197585534, 1199193405, 2898814052, 3887750493, 724703513, 2514908019, 2696962144,
2551808385, 3516813135, 2141445340, 1715741218, 2119445034, 2872807568, 2198571144, 3398190662, 700968686,
3547052216, 1009259540, 2041044702, 3803995742, 487983883, 1991105499, 1004265696, 1449407026, 1316239930,
504629770, 3683797321, 168560134, 1816667172, 3837287516, 1570751170, 1857934291, 4014189740, 2797888098,
2822345105, 2754712981, 936633572, 2347923833, 852879335, 1133234376, 1500395319, 3084545389, 2348912013,
1689376213, 3533459022, 3762923945, 3034082412, 4205598294, 133428468, 634383082, 2949277029, 2398386810,
3913789102, 403703816, 3580869306, 2297460856, 1867130149, 1918643758, 607656988, 4049053350, 3346248884,
1368901318, 600565992, 2090982877, 2632479860, 557719327, 3717614411, 3697393085, 2249034635, 2232388234,
2430627952, 1115438654, 3295786421, 2865522278, 3633334344, 84280067, 33027830, 303828494, 2747425121,
1600795957, 4188952407, 3496589753, 2434238086, 1486471617, 658119965, 3106381470, 953803233, 334231800,
3005978776, 857870609, 3151128937, 1890179545, 2298973838, 2805175444, 3056442267, 574365214, 2450884487,
550103529, 1233637070, 4289353045, 2018519080, 2057691103, 2399374476, 4166623649, 2148108681, 387583245,
3664101311, 836232934, 3330556482, 3100665960, 3280093505, 2955516313, 2002398509, 287182607, 3413881008,
4238890068, 3597515707, 975967766
],
tt = [1671808611, 2089089148, 2006576759, 2072901243, 4061003762, 1807603307, 1873927791, 3310653893, 810573872,
16974337, 1739181671, 729634347, 4263110654, 3613570519, 2883997099, 1989864566, 3393556426, 2191335298,
3376449993, 2106063485, 4195741690, 1508618841, 1204391495, 4027317232, 2917941677, 3563566036, 2734514082,
2951366063, 2629772188, 2767672228, 1922491506, 3227229120, 3082974647, 4246528509, 2477669779, 644500518,
911895606, 1061256767, 4144166391, 3427763148, 878471220, 2784252325, 3845444069, 4043897329, 1905517169,
3631459288, 827548209, 356461077, 67897348, 3344078279, 593839651, 3277757891, 405286936, 2527147926, 84871685,
2595565466, 118033927, 305538066, 2157648768, 3795705826, 3945188843, 661212711, 2999812018, 1973414517,
152769033, 2208177539, 745822252, 439235610, 455947803, 1857215598, 1525593178, 2700827552, 1391895634,
994932283, 3596728278, 3016654259, 695947817, 3812548067, 795958831, 2224493444, 1408607827, 3513301457, 0,
3979133421, 543178784, 4229948412, 2982705585, 1542305371, 1790891114, 3410398667, 3201918910, 961245753,
1256100938, 1289001036, 1491644504, 3477767631, 3496721360, 4012557807, 2867154858, 4212583931, 1137018435,
1305975373, 861234739, 2241073541, 1171229253, 4178635257, 33948674, 2139225727, 1357946960, 1011120188,
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4110742005, 3168756668, 3066132406, 3665145818, 560153121, 271589392, 4279952895, 4077846003, 3530407890,
3444343245, 202643468, 322250259, 3962553324, 1608629855, 2543990167, 1154254916, 389623319, 3294073796,
2817676711, 2122513534, 1028094525, 1689045092, 1575467613, 422261273, 1939203699, 1621147744, 2174228865,
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3862026214, 1120306242, 1756942440, 1103331905, 2578459033, 762796589, 252780047, 2966125488, 1425844308,
3151392187, 372911126
],
et = [1667474886, 2088535288, 2004326894, 2071694838, 4075949567, 1802223062, 1869591006, 3318043793, 808472672,
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2887651696, 2637442643, 2520393566, 2334669897, 2149987652, 3917234703, 3799141122, 4284502037, 4100872472,
3309594171, 3460984630, 3545789473, 3629546796, 2050466060, 1899603969, 1814803222, 1730525723, 1443857720,
1560382517, 1075025698, 1260232239, 575138148, 692707433, 878443390, 1062597235, 243256656, 91341917, 409198410,
325965383, 3403100636, 3252238545, 3704300486, 3620022987, 3874428392, 3990953189, 4042459122, 4227665663,
2460449204, 2578018489, 2226875310, 2411029155, 3198115200, 3046200461, 2827177882, 2743944855
],
lt = [0, 218828297, 437656594, 387781147, 875313188, 958871085, 775562294, 590424639, 1750626376, 1699970625,
1917742170, 2135253587, 1551124588, 1367295589, 1180849278, 1265195639, 3501252752, 3720081049, 3399941250,
3350065803, 3835484340, 3919042237, 4270507174, 4085369519, 3102249176, 3051593425, 2734591178, 2952102595,
2361698556, 2177869557, 2530391278, 2614737639, 3145456443, 3060847922, 2708326185, 2892417312, 2404901663,
2187128086, 2504130317, 2555048196, 3542330227, 3727205754, 3375740769, 3292445032, 3876557655, 3926170974,
4246310725, 4027744588, 1808481195, 1723872674, 1910319033, 2094410160, 1608975247, 1391201670, 1173430173,
1224348052, 59984867, 244860394, 428169201, 344873464, 935293895, 984907214, 766078933, 547512796, 1844882806,
1627235199, 2011214180, 2062270317, 1507497298, 1423022939, 1137477952, 1321699145, 95345982, 145085239,
532201772, 313773861, 830661914, 1015671571, 731183368, 648017665, 3175501286, 2957853679, 2807058932,
2858115069, 2305455554, 2220981195, 2474404304, 2658625497, 3575528878, 3625268135, 3473416636, 3254988725,
3778151818, 3963161475, 4213447064, 4130281361, 3599595085, 3683022916, 3432737375, 3247465558, 3802222185,
4020912224, 4172763771, 4122762354, 3201631749, 3017672716, 2764249623, 2848461854, 2331590177, 2280796200,
2431590963, 2648976442, 104699613, 188127444, 472615631, 287343814, 840019705, 1058709744, 671593195, 621591778,
1852171925, 1668212892, 1953757831, 2037970062, 1514790577, 1463996600, 1080017571, 1297403050, 3673637356,
3623636965, 3235995134, 3454686199, 4007360968, 3822090177, 4107101658, 4190530515, 2997825956, 3215212461,
2830708150, 2779915199, 2256734592, 2340947849, 2627016082, 2443058075, 172466556, 122466165, 273792366,
492483431, 1047239e3, 861968209, 612205898, 695634755, 1646252340, 1863638845, 2013908262, 1963115311,
1446242576, 1530455833, 1277555970, 1093597963, 1636604631, 1820824798, 2073724613, 1989249228, 1436590835,
1487645946, 1337376481, 1119727848, 164948639, 81781910, 331544205, 516552836, 1039717051, 821288114, 669961897,
719700128, 2973530695, 3157750862, 2871682645, 2787207260, 2232435299, 2283490410, 2667994737, 2450346104,
3647212047, 3564045318, 3279033885, 3464042516, 3980931627, 3762502690, 4150144569, 4199882800, 3070356634,
3121275539, 2904027272, 2686254721, 2200818878, 2384911031, 2570832044, 2486224549, 3747192018, 3528626907,
3310321856, 3359936201, 3950355702, 3867060991, 4049844452, 4234721005, 1739656202, 1790575107, 2108100632,
1890328081, 1402811438, 1586903591, 1233856572, 1149249077, 266959938, 48394827, 369057872, 418672217,
1002783846, 919489135, 567498868, 752375421, 209336225, 24197544, 376187827, 459744698, 945164165, 895287692,
574624663, 793451934, 1679968233, 1764313568, 2117360635, 1933530610, 1343127501, 1560637892, 1243112415,
1192455638, 3704280881, 3519142200, 3336358691, 3419915562, 3907448597, 3857572124, 4075877127, 4294704398,
3029510009, 3113855344, 2927934315, 2744104290, 2159976285, 2377486676, 2594734927, 2544078150
],
ct = [0, 151849742, 303699484, 454499602, 607398968, 758720310, 908999204, 1059270954, 1214797936, 1097159550,
1517440620, 1400849762, 1817998408, 1699839814, 2118541908, 2001430874, 2429595872, 2581445614, 2194319100,
2345119218, 3034881240, 3186202582, 2801699524, 2951971274, 3635996816, 3518358430, 3399679628, 3283088770,
4237083816, 4118925222, 4002861748, 3885750714, 1002142683, 850817237, 698445255, 548169417, 529487843,
377642221, 227885567, 77089521, 1943217067, 2061379749, 1640576439, 1757691577, 1474760595, 1592394909,
1174215055, 1290801793, 2875968315, 2724642869, 3111247143, 2960971305, 2405426947, 2253581325, 2638606623,
2487810577, 3808662347, 3926825029, 4044981591, 4162096729, 3342319475, 3459953789, 3576539503, 3693126241,
1986918061, 2137062819, 1685577905, 1836772287, 1381620373, 1532285339, 1078185097, 1229899655, 1040559837,
923313619, 740276417, 621982671, 439452389, 322734571, 137073913, 19308535, 3871163981, 4021308739, 4104605777,
4255800159, 3263785589, 3414450555, 3499326569, 3651041127, 2933202493, 2815956275, 3167684641, 3049390895,
2330014213, 2213296395, 2566595609, 2448830231, 1305906550, 1155237496, 1607244650, 1455525988, 1776460110,
1626319424, 2079897426, 1928707164, 96392454, 213114376, 396673818, 514443284, 562755902, 679998e3, 865136418,
983426092, 3708173718, 3557504664, 3474729866, 3323011204, 4180808110, 4030667424, 3945269170, 3794078908,
2507040230, 2623762152, 2272556026, 2390325492, 2975484382, 3092726480, 2738905026, 2857194700, 3973773121,
3856137295, 4274053469, 4157467219, 3371096953, 3252932727, 3673476453, 3556361835, 2763173681, 2915017791,
3064510765, 3215307299, 2156299017, 2307622919, 2459735317, 2610011675, 2081048481, 1963412655, 1846563261,
1729977011, 1480485785, 1362321559, 1243905413, 1126790795, 878845905, 1030690015, 645401037, 796197571,
274084841, 425408743, 38544885, 188821243, 3613494426, 3731654548, 3313212038, 3430322568, 4082475170,
4200115116, 3780097726, 3896688048, 2668221674, 2516901860, 2366882550, 2216610296, 3141400786, 2989552604,
2837966542, 2687165888, 1202797690, 1320957812, 1437280870, 1554391400, 1669664834, 1787304780, 1906247262,
2022837584, 265905162, 114585348, 499347990, 349075736, 736970802, 585122620, 972512814, 821712160, 2595684844,
2478443234, 2293045232, 2174754046, 3196267988, 3079546586, 2895723464, 2777952454, 3537852828, 3687994002,
3234156416, 3385345166, 4142626212, 4293295786, 3841024952, 3992742070, 174567692, 57326082, 410887952,
292596766, 777231668, 660510266, 1011452712, 893681702, 1108339068, 1258480242, 1343618912, 1494807662,
1715193156, 1865862730, 1948373848, 2100090966, 2701949495, 2818666809, 3004591147, 3122358053, 2235061775,
2352307457, 2535604243, 2653899549, 3915653703, 3764988233, 4219352155, 4067639125, 3444575871, 3294430577,
3746175075, 3594982253, 836553431, 953270745, 600235211, 718002117, 367585007, 484830689, 133361907, 251657213,
2041877159, 1891211689, 1806599355, 1654886325, 1568718495, 1418573201, 1335535747, 1184342925
];
function ut(t) {
for (var e = [], i = 0; i < t.length; i += 4)
e.push(t << 24 | t << 16 | t << 8 | t);
return e
};
var G = null,
Y = function (t) {
if ("number" == typeof t) {
for (var e = [], i = 0; i < t; i++)
e.push(0);
return e
}
for (i = 0; i < t.length; i++)
if (t < 0 || 256 <= t || "number" != typeof t)
throw new Error("invalid byte (" + t + ":" + i + ")");
if (t.slice)
return t.slice(0);
for (e = [],
i = 0; i < t.length; i++)
e.push(t);
return e
};
G = Y,
C = function (t, e, i, n, r) {
null == i && (i = 0),
null == n && (n = 0),
null == r && (r = t.length);
for (var a = n; a < r; a++)
e = t
};
var pt = function t(e, i, n) {
if (void 0 === n && (n = !1),
n || (i = V(i.map(function (t) {
return t / 2
}))),
!(this instanceof t))
throw Error("AES must be instanitated with `new`");
if (this.description = "Cipher Block Chaining",
this.name = "cbc",
i) {
if (16 != i.length)
throw new Error("invalid initialation vector size (must be 16 bytes)")
} else
i = G();
this._lastCipherblock = G(i),
this._aes = new dt(e)
};
pt.prototype.encrypt = function (t) {
if (t.length % 16 != 0)
throw new Error("invalid plaintext size (must be multiple of 16 bytes)");
for (var e = G(t.length), i = G(16), n = 0; n < t.length; n += 16) {
C(t, i, 0, n, n + 16);
for (var r = 0; r < 16; r++)
i ^= this._lastCipherblock;
this._lastCipherblock = this._aes.encrypt(i),
C(this._lastCipherblock, e, n, 0, 16)
}
return e
},
pt.prototype.d = function (t) {
if (t.length % 16 != 0)
throw new Error("invalid ciphertext size (must be multiple of 16 bytes)");
for (var e = G(t.length), i = G(16), n = 0; n < t.length; n += 16) {
C(t, i, 0, n, n + 16),
i = this._aes.decrypt(i);
for (var r = 0; r < 16; r++)
e = i ^ this._lastCipherblock;
C(t, this._lastCipherblock, 0, n, n + 16)
}
return e
};
var dt = function t(e) {
if (!(this instanceof t))
throw Error("AES must be instanitated with `new`");
this.key = G(e),
this._prepare()
};
dt.prototype._prepare = function () {
var t = K;
if (null == t)
throw new Error("invalid key size (must be 16, 24 or 32 bytes)");
this._Ke = [],
this._Kd = [];
for (var e = 0; e <= t; e++)
this._Ke.push(),
this._Kd.push();
var i, n = 4 * (t + 1),
r = this.key.length / 4,
a = ut(this.key);
for (e = 0; e < r; e++)
i = e >> 2,
this._Ke = a,
this._Kd = a;
for (var o, s = 0, l = r; l < n;) {
if (o = a,
a ^= X << 24 ^ X << 16 ^ X << 8 ^ X ^ Q <<
24,
s += 1,
8 != r)
for (e = 1; e < r; e++)
a ^= a;
else {
for (e = 1; e < r / 2; e++)
a ^= a;
for (o = a,
a ^= X ^ X << 8 ^ X << 16 ^ X << 24,
e = r / 2 + 1; e < r; e++)
a ^= a
}
for (e = 0; e < r && l < n;)
c = l >> 2,
u = l % 4,
this._Ke = a,
this._Kd = a,
l++
}
for (var c = 1; c < t; c++)
for (var u = 0; u < 4; u++)
o = this._Kd,
this._Kd = ot ^ st ^ lt ^ ct
},
dt.prototype.encrypt = function (t) {
if (16 != t.length)
throw new Error("invalid plaintext size (must be 16 bytes)");
for (var e = this._Ke.length - 1, i = , n = ut(t), r = 0; r < 4; r++)
n ^= this._Ke;
for (var a = 1; a < e; a++) {
for (r = 0; r < 4; r++)
i = Z >> 24 & 255] ^ $ >> 16 & 255] ^ tt >> 8 & 255] ^ et[255 & n[
(r + 3) % 4]] ^ this._Ke;
n = i.slice(0)
}
var o, s = G(16);
for (r = 0; r < 4; r++)
o = this._Ke,
s = 255 & (X >> 24 & 255] ^ o >> 24),
s = 255 & (X >> 16 & 255] ^ o >> 16),
s = 255 & (X >> 8 & 255] ^ o >> 8),
s = 255 & (X] ^ o);
return s
},
dt.prototype.decrypt = function (t) {
if (16 != t.length)
throw new Error("invalid ciphertext size (must be 16 bytes)");
for (var e = this._Kd.length - 1, i = , n = ut(t), r = 0; r < 4; r++)
n ^= this._Kd;
for (var a = 1; a < e; a++) {
for (r = 0; r < 4; r++)
i = it >> 24 & 255] ^ nt >> 16 & 255] ^ rt >> 8 & 255] ^ at[255 &
n[(r + 1) % 4]] ^ this._Kd;
n = i.slice(0)
}
var o, s = G(16);
for (r = 0; r < 4; r++)
o = this._Kd,
s = 255 & (J >> 24 & 255] ^ o >> 24),
s = 255 & (J >> 16 & 255] ^ o >> 16),
s = 255 & (J >> 8 & 255] ^ o >> 8),
s = 255 & (J] ^ o);
return s
};
function b(t, e) {
if (null == e || "utf8" == e.toLowerCase().replace(/ |-/g, "")) {
var i = [],
n = 0;
for (t = encodeURI(t); n < t.length;) {
var r = t.charCodeAt(n++);
37 === r ? (i.push(parseInt(t.substr(n, 2), 16)), n += 2) : i.push(r)
}
//console.log(i);
return i
}
};
function toBytess(t) {
for (var e = [], i = 0; i < t.length; i += 2)
e.push(parseInt(t.substr(i, 2), 16));
return e
};
var vid1 = null,
vid2 = null;
function BodyToJson(md5vid, ybody) {
vid1 = b(md5vid.substring(0, 16)), vid2 = b(md5vid.substring(16, 32));
bbody = toBytess(ybody) //转成bytess数组
aesbody = new pt(vid1, vid2, !0).d(bbody) //aes解密数组
base64body = convertBytesToString(aesbody) //转base64
decodebody = Base64.decode(base64body)
decodebody = JSON.parse(decodebody)
return decodebody
};
var ybody =
'解码前body'
function test() {
return BodyToJson('vid的md5', ybody)
};
打开网络工具刷新网页 发现有个响应是有body的(已经加密的)
分析文件，提取关键代码实现解码
tencentma 发表于 2022-8-15 14:28
某威还能解码，牛
解不了，那就是技术问题，系统终究是存在漏洞的 看不懂哎 某威还能解码，牛 很赞同楼主
某威还能解码，牛6666 大佬厉害呀
666大佬优秀啊 厉害厉害感谢分享 收藏了，感谢分享，这个有用{:1_893:}