from base64 import b64encode import requests class kwDES: def __init__(self): self.key = [121, 108, 122, 115, 120, 107, 119, 109] def a1(self, iArr, i2, j2): f8949d = [1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576, 2097152, 4194304, 8388608, 16777216, 33554432, 67108864, 134217728, 268435456, 536870912, 1073741824, 2147483648, 4294967296, 8589934592, 17179869184, 34359738368, 68719476736, 137438953472, 274877906944, 549755813888, 1099511627776, 2199023255552, 4398046511104, 8796093022208, 17592186044416, 35184372088832, 70368744177664, 140737488355328, 281474976710656, 562949953421312, 1125899906842624, 2251799813685248, 4503599627370496, 9007199254740992, 18014398509481984, 36028797018963968, 72057594037927936, 144115188075855872, 288230376151711744, 576460752303423488, 1152921504606846976, 2305843009213693952, 4611686018427387904, -9223372036854775808] j3 = 0 for i3 in range(i2): if iArr[i3] >= 0 and (f8949d[iArr[i3]] & j2) != 0: j3 |= f8949d[i3] return j3 def a(self, j2, jArr): m = [0, 1048577, 3145731] l = [1, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1] k = [13, 16, 10, 23, 0, 4, -1, -1, 2, 27, 14, 5, 20, 9, -1, -1, 22, 18, 11, 3, 25, 7, -1, -1, 15, 6, 26, 19, 12, 1, -1, -1, 40, 51, 30, 36, 46, 54, -1, -1, 29, 39, 50, 44, 32, 47, -1, -1, 43, 48, 38, 55, 33, 52, -1, -1, 45, 41, 49, 35, 28, 31, -1, -1] j = [56, 48, 40, 32, 24, 16, 8, 0, 57, 49, 41, 33, 25, 17, 9, 1, 58, 50, 42, 34, 26, 18, 10, 2, 59, 51, 43, 35, 62, 54, 46, 38, 30, 22, 14, 6, 61, 53, 45, 37, 29, 21, 13, 5, 60, 52, 44, 36, 28, 20, 12, 4, 27, 19, 11, 3] a2 = self.a1(j, 56, j2) for i3 in range(16): a2 = ((a2 & (~m[l[i3]])) >> l[i3]) | ((m[l[i3]] & a2) << (28 - l[i3])) jArr[i3] = self.a1(k, 64, a2) def a2(self, jArr, j2): global v s = [0] * 2 t = [0] * 8 f8953h = [15, 6, 19, 20, 28, 11, 27, 16, 0, 14, 22, 25, 4, 17, 30, 9, 1, 7, 23, 13, 31, 26, 2, 8, 18, 12, 29, 5, 21, 10, 3, 24] f8950e = [57, 49, 41, 33, 25, 17, 9, 1, 59, 51, 43, 35, 27, 19, 11, 3, 61, 53, 45, 37, 29, 21, 13, 5, 63, 55, 47, 39, 31, 23, 15, 7, 56, 48, 40, 32, 24, 16, 8, 0, 58, 50, 42, 34, 26, 18, 10, 2, 60, 52, 44, 36, 28, 20, 12, 4, 62, 54, 46, 38, 30, 22, 14, 6] f8951f = [31, 0, 1, 2, 3, 4, -1, -1, 3, 4, 5, 6, 7, 8, -1, -1, 7, 8, 9, 10, 11, 12, -1, -1, 11, 12, 13, 14, 15, 16, -1, -1, 15, 16, 17, 18, 19, 20, -1, -1, 19, 20, 21, 22, 23, 24, -1, -1, 23, 24, 25, 26, 27, 28, -1, -1, 27, 28, 29, 30, 31, 30, -1, -1] f8952g = [[ 14, 4, 3, 15, 2, 13, 5, 3, 13, 14, 6, 9, 11, 2, 0, 5, 4, 1, 10, 12, 15, 6, 9, 10, 1, 8, 12, 7, 8, 11, 7, 0, 0, 15, 10, 5, 14, 4, 9, 10, 7, 8, 12, 3, 13, 1, 3, 6, 15, 12, 6, 11, 2, 9, 5, 0, 4, 2, 11, 14, 1, 7, 8, 13, ], [ 15, 0, 9, 5, 6, 10, 12, 9, 8, 7, 2, 12, 3, 13, 5, 2, 1, 14, 7, 8, 11, 4, 0, 3, 14, 11, 13, 6, 4, 1, 10, 15, 3, 13, 12, 11, 15, 3, 6, 0, 4, 10, 1, 7, 8, 4, 11, 14, 13, 8, 0, 6, 2, 15, 9, 5, 7, 1, 10, 12, 14, 2, 5, 9, ], [ 10, 13, 1, 11, 6, 8, 11, 5, 9, 4, 12, 2, 15, 3, 2, 14, 0, 6, 13, 1, 3, 15, 4, 10, 14, 9, 7, 12, 5, 0, 8, 7, 13, 1, 2, 4, 3, 6, 12, 11, 0, 13, 5, 14, 6, 8, 15, 2, 7, 10, 8, 15, 4, 9, 11, 5, 9, 0, 14, 3, 10, 7, 1, 12, ], [ 7, 10, 1, 15, 0, 12, 11, 5, 14, 9, 8, 3, 9, 7, 4, 8, 13, 6, 2, 1, 6, 11, 12, 2, 3, 0, 5, 14, 10, 13, 15, 4, 13, 3, 4, 9, 6, 10, 1, 12, 11, 0, 2, 5, 0, 13, 14, 2, 8, 15, 7, 4, 15, 1, 10, 7, 5, 6, 12, 11, 3, 8, 9, 14, ], [ 2, 4, 8, 15, 7, 10, 13, 6, 4, 1, 3, 12, 11, 7, 14, 0, 12, 2, 5, 9, 10, 13, 0, 3, 1, 11, 15, 5, 6, 8, 9, 14, 14, 11, 5, 6, 4, 1, 3, 10, 2, 12, 15, 0, 13, 2, 8, 5, 11, 8, 0, 15, 7, 14, 9, 4, 12, 7, 10, 9, 1, 13, 6, 3, ], [ 12, 9, 0, 7, 9, 2, 14, 1, 10, 15, 3, 4, 6, 12, 5, 11, 1, 14, 13, 0, 2, 8, 7, 13, 15, 5, 4, 10, 8, 3, 11, 6, 10, 4, 6, 11, 7, 9, 0, 6, 4, 2, 13, 1, 9, 15, 3, 8, 15, 3, 1, 14, 12, 5, 11, 0, 2, 12, 14, 7, 5, 10, 8, 13, ], [ 4, 1, 3, 10, 15, 12, 5, 0, 2, 11, 9, 6, 8, 7, 6, 9, 11, 4, 12, 15, 0, 3, 10, 5, 14, 13, 7, 8, 13, 14, 1, 2, 13, 6, 14, 9, 4, 1, 2, 14, 11, 13, 5, 0, 1, 10, 8, 3, 0, 11, 3, 5, 9, 4, 15, 2, 7, 8, 12, 15, 10, 7, 6, 12, ], [ 13, 7, 10, 0, 6, 9, 5, 15, 8, 4, 3, 10, 11, 14, 12, 5, 2, 11, 9, 6, 15, 12, 0, 3, 4, 1, 14, 13, 1, 2, 7, 8, 1, 2, 12, 15, 10, 4, 0, 3, 13, 14, 6, 9, 7, 8, 9, 6, 15, 1, 5, 12, 3, 10, 14, 5, 8, 7, 11, 0, 4, 13, 2, 11, ], ] i = [39, 7, 47, 15, 55, 23, 63, 31, 38, 6, 46, 14, 54, 22, 62, 30, 37, 5, 45, 13, 53, 21, 61, 29, 36, 4, 44, 12, 52, 20, 60, 28, 35, 3, 43, 11, 51, 19, 59, 27, 34, 2, 42, 10, 50, 18, 58, 26, 33, 1, 41, 9, 49, 17, 57, 25, 32, 0, 40, 8, 48, 16, 56, 24] p = self.a1(f8950e, 64, j2) s[0] = int(p & 4294967295) s[1] = int((p & -4294967296) >> 32) for i2 in range(16): r = s[1] r = self.a1(f8951f, 64, r) r ^= jArr[i2] for i3 in range(8): t[i3] = (255 & (r >> (i3 * 8))) u = 0 i4 = 7 while 1: w = i4 if w < 0: break u <<= 4 u |= f8952g[w][t[w]] i4 = w - 1 r = u r = self.a1(f8953h, 32, r) q = s[0] s[0] = s[1] s[1] = q ^ r v = s[0] s[0] = s[1] s[1] = v p = ((s[0]) & 4294967295) | (((s[1]) << 32) & -4294967296) p = self.a1(i, 64, p) return p def encrypt(self, msg): j2 = 0 i4 = 0 i5 = len(msg) // 8 jArr = [0] * 16 jArr2 = [0] * i5 while i4 < 8: j2 |= (self.key[i4]) << (i4 * 8) i4 += 1 for i7 in range(i5): for i8 in range(8): jArr2[i7] = ((msg[(i7 * 8) + i8]) << (i8 * 8)) | jArr2[i7] jArr3 = [0] * ((((i5 + 1) * 8) + 1) // 8) self.a(j2, jArr) for i9 in range(i5): jArr3[i9] = self.a2(jArr, jArr2[i9]) i10 = len(msg) % 8 i11 = i5 * 8 i12 = len(msg) - i11 bArr5 = msg[i11:i11 + i12] j3 = 0 for i13 in range(i10): j3 |= int((bArr5[i13])) << (i13 * 8) jArr3[i5] = self.a2(jArr, j3) bArr3 = [0] * (len(jArr3) * 8) i14 = 0 i15 = 0 while i14 < len(jArr3): i16 = i15 for i17 in range(8): bArr3[i16] = (255 & (jArr3[i14] >> (i17 * 8))) i16 += 1 i14 += 1 i15 = i16 return b64encode(bytearray(bArr3)).decode() class KuWo: def __init__(self, musicurl): self.url = "http://nmobi.kuwo.cn/mobi.s?f=kuwo&q=" self.rid = musicurl.split("/")[-1] def start(self): params = kwDES().encrypt(str("type=convert_url2&br=2000kflac&format=mp3|aac&sig=0&rid=" + self.rid).encode()) res = requests.get(self.url + params).text print(res) if __name__ == '__main__': KuWo().start()