74
75
76
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78
79
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81
82
83
84
85
86
87
88
|
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
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-
+
|
@try {
if (length > blockSize) {
id <OFCryptoHash> hash = [_hashClass cryptoHash];
[hash updateWithBuffer: key
length: length];
length = [_hashClass digestSize];
length = hash.digestSize;
if OF_UNLIKELY (length > blockSize)
length = blockSize;
memcpy(outerKeyPadItems, hash.digest, length);
memcpy(innerKeyPadItems, hash.digest, length);
} else {
memcpy(outerKeyPadItems, key, length);
|
138
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142
143
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147
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149
150
151
152
|
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
-
+
|
if (_outerHash == nil || _innerHash == nil)
@throw [OFInvalidArgumentException exception];
if (_calculated)
return _outerHash.digest;
[_outerHash updateWithBuffer: _innerHash.digest
length: [_hashClass digestSize]];
length: _innerHash.digestSize];
_calculated = true;
return _outerHash.digest;
}
- (size_t)digestSize
{
|