51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
-
+
+
|
- (size_t)length
{
return _length;
}
- (void)derivePassword
{
OFSHA256Hash *siteHash = [OFSHA256Hash cryptoHash];
OFSHA256Hash *siteHash = [OFSHA256Hash
cryptoHashWithAllowsSwappableMemory: true];
size_t passphraseLength, combinedPassphraseLength;
char *combinedPassphrase;
[siteHash updateWithBuffer: _site.UTF8String
length: _site.UTF8StringLength];
if (_output != NULL) {
|
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
|
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
-
+
|
if (_keyFile != nil)
memcpy(combinedPassphrase + passphraseLength,
_keyFile.items, _keyFile.count);
of_scrypt(8, 524288, 2, siteHash.digest,
[siteHash.class digestSize], combinedPassphrase,
combinedPassphraseLength, _output, _length);
combinedPassphraseLength, _output, _length, true);
} @finally {
of_explicit_memset(combinedPassphrase, 0,
combinedPassphraseLength);
free(combinedPassphrase);
}
/*
|