10 examples of 'python sha256' in Python

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35def sha256(s):
36 return hashlib.sha256(s).digest()
24def sha256(data):
25 hash = hashlib.new('sha256')
26 hash.update(data)
27 return hash.digest()
356def sha256(string):
357 return bin_sha256(string).encode('hex')
47def SHA256(data):
48 return _SHA256.new(data).digest()
25def sha256(string):
26 return hashlib.sha256(string).digest()
16def bin_sha256(bin_s):
17 return sha256(bin_s).digest()
48def _sha256_process(self, c):
49 w = [0]*64
50 w[0:15] = struct.unpack('!16L', c)
51
52 for i in range(16, 64):
53 s0 = self._rotr(w[i-15], 7) ^ self._rotr(w[i-15], 18) ^ (w[i-15] >> 3)
54 s1 = self._rotr(w[i-2], 17) ^ self._rotr(w[i-2], 19) ^ (w[i-2] >> 10)
55 w[i] = (w[i-16] + s0 + w[i-7] + s1) & 0xFFFFFFFF
56
57 a,b,c,d,e,f,g,h = self._h
58
59 for i in range(64):
60 s0 = self._rotr(a, 2) ^ self._rotr(a, 13) ^ self._rotr(a, 22)
61 maj = (a & b) ^ (a & c) ^ (b & c)
62 t2 = s0 + maj
63 s1 = self._rotr(e, 6) ^ self._rotr(e, 11) ^ self._rotr(e, 25)
64 ch = (e & f) ^ ((~e) & g)
65 t1 = h + s1 + ch + self._k[i] + w[i]
66
67 h = g
68 g = f
69 f = e
70 e = (d + t1) & 0xFFFFFFFF
71 d = c
72 c = b
73 b = a
74 a = (t1 + t2) & 0xFFFFFFFF
75
76 self._h = [(x+y) & 0xFFFFFFFF for x,y in zip(self._h, [a,b,c,d,e,f,g,h])]
58def dsha256(message):
59 hash1=hashlib.sha256(message).digest()
60 return hashlib.sha256(hash1).hexdigest()
85def sha256(bytestr):
86 return _sha256(bytestr).digest()
102def Hash(data):
103 return hashlib.sha256(hashlib.sha256(data).digest()).digest()

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