line |
stmt |
bran |
cond |
sub |
pod |
time |
code |
1
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package Parse::Win32Registry::Key; |
2
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3
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13
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13
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79
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use strict; |
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13
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29
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13
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419
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4
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13
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13
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65
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use warnings; |
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13
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23
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13
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335
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5
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6
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13
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13
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70
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use base qw(Parse::Win32Registry::Entry); |
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13
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21
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13
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8355
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7
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8
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13
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13
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89
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use Carp; |
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13
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143
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13
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23552
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9
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10
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sub get_name { |
11
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302
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302
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0
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10898
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my $self = shift; |
12
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13
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# the root key of a windows 95 registry has no defined name |
14
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# but this should be set to '' when created |
15
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302
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1509
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return $self->{_name}; |
16
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} |
17
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18
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sub get_path { |
19
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337
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337
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0
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95676
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my $self = shift; |
20
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21
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337
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1788
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return $self->{_key_path}; |
22
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} |
23
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24
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sub _look_up_subkey { |
25
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117
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117
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178
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my $self = shift; |
26
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117
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176
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my $subkey_name = shift; |
27
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28
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117
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50
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296
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croak 'Missing subkey name' if !defined $subkey_name; |
29
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30
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117
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358
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foreach my $subkey ($self->get_list_of_subkeys) { |
31
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295
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100
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1
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26899
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if (uc $subkey_name eq uc $subkey->{_name}) { |
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1
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1026
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1
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10
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1
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13
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32
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117
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390
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return $subkey; |
33
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} |
34
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} |
35
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0
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0
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return; |
36
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} |
37
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38
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sub get_subkey { |
39
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89
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89
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0
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41534
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my $self = shift; |
40
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89
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155
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my $subkey_path = shift; |
41
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42
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# check for definedness in case key name is '' or '0' |
43
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89
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100
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502
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croak "Usage: get_subkey('key name')" if !defined $subkey_path; |
44
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45
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88
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148
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my $key = $self; |
46
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47
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# Current path component separator is '\' to match that used in Windows. |
48
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# split returns nothing if it is given an empty string, |
49
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# and without a limit of -1 drops trailing empty fields. |
50
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# The following returns a list with a single zero-length string ("") |
51
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# for an empty string, as split(/\\/, $subkey_path, -1) returns (), |
52
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# an empty list. |
53
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88
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100
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504
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my @path_components = index($subkey_path, "\\") == -1 |
54
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? ($subkey_path) |
55
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: split(/\\/, $subkey_path, -1); |
56
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57
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88
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197
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my %offsets_seen = (); |
58
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88
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401
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$offsets_seen{$key->get_offset} = undef; |
59
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60
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88
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206
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foreach my $subkey_name (@path_components) { |
61
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117
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50
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381
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if (my $subkey = $key->_look_up_subkey($subkey_name)) { |
62
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117
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50
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392
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if (exists $offsets_seen{$subkey->get_offset}) { |
63
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0
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0
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return; # found loop |
64
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} |
65
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117
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222
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$key = $subkey; |
66
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117
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416
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$offsets_seen{$key->get_offset} = undef; |
67
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} |
68
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else { # subkey name not found, abort look up |
69
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0
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0
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return; |
70
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} |
71
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} |
72
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88
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406
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return $key; |
73
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} |
74
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75
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sub get_value { |
76
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185
|
|
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185
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0
|
61401
|
my $self = shift; |
77
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185
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|
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370
|
my $value_name = shift; |
78
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79
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# check for definedness in case value name is '' or '0' |
80
|
185
|
100
|
|
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|
704
|
croak "Usage: get_value('value name')" if !defined $value_name; |
81
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82
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184
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648
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foreach my $value ($self->get_list_of_values) { |
83
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4594
|
100
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11664
|
if (uc $value_name eq uc $value->{_name}) { |
84
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184
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883
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return $value; |
85
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} |
86
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} |
87
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0
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0
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return undef; |
88
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} |
89
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90
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sub print_summary { |
91
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0
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0
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0
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0
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my $self = shift; |
92
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93
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0
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0
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print $self->as_string, "\n"; |
94
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} |
95
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96
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sub as_regedit_export { |
97
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37
|
|
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37
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0
|
90
|
my $self = shift; |
98
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|
99
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37
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|
|
328
|
return "[" . $self->{_key_path} . "]\n"; |
100
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|
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} |
101
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102
|
|
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sub regenerate_path { |
103
|
59
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59
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0
|
101
|
my $self = shift; |
104
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105
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|
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# ascend to the root |
106
|
59
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|
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|
372
|
my $key = $self; |
107
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59
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|
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216
|
my @key_names = ($key->get_name); |
108
|
|
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|
109
|
59
|
|
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162
|
my %offsets_seen = (); |
110
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59
|
|
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|
|
270
|
while (!$key->is_root) { |
111
|
104
|
|
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|
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379
|
$offsets_seen{$key->get_offset}++; |
112
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104
|
|
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|
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351
|
$key = $key->get_parent; |
113
|
104
|
50
|
|
|
|
571
|
if (!defined $key) { # found an undefined parent key |
114
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0
|
|
|
|
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0
|
unshift @key_names, '(Invalid Parent Key)'; |
115
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0
|
|
|
|
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0
|
last; |
116
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|
|
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|
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} |
117
|
104
|
50
|
|
|
|
495
|
if (exists $offsets_seen{$key->get_offset}) { # found loop |
118
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0
|
|
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|
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0
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unshift @key_names, '(Invalid Parent Key)'; |
119
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0
|
|
|
|
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0
|
last; |
120
|
|
|
|
|
|
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} |
121
|
104
|
|
|
|
|
596
|
unshift @key_names, $key->get_name; |
122
|
|
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|
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|
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} |
123
|
|
|
|
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|
|
|
124
|
59
|
|
|
|
|
196
|
my $key_path = join('\\', @key_names); |
125
|
59
|
|
|
|
|
118
|
$self->{_key_path} = $key_path; |
126
|
59
|
|
|
|
|
579
|
return $key_path; |
127
|
|
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} |
128
|
|
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|
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|
|
129
|
|
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|
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sub get_value_data { |
130
|
92
|
|
|
92
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0
|
207
|
my $self = shift; |
131
|
92
|
|
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|
180
|
my $value_name = shift; |
132
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|
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133
|
92
|
50
|
|
|
|
360
|
croak "Usage: get_value_data('value name')" if !defined $value_name; |
134
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|
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|
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135
|
92
|
50
|
|
|
|
362
|
if (my $value = $self->get_value($value_name)) { |
136
|
92
|
|
|
|
|
359
|
return $value->get_data; |
137
|
|
|
|
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|
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} |
138
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0
|
|
|
|
|
0
|
return; |
139
|
|
|
|
|
|
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} |
140
|
|
|
|
|
|
|
|
141
|
|
|
|
|
|
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sub get_mru_list_of_values { |
142
|
0
|
|
|
0
|
0
|
0
|
my $self = shift; |
143
|
|
|
|
|
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|
|
144
|
0
|
|
|
|
|
0
|
my @values = (); |
145
|
|
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|
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146
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0
|
0
|
|
|
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0
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if (my $mrulist = $self->get_value('MRUList')) { |
|
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0
|
|
|
|
|
|
147
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0
|
|
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|
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0
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foreach my $ch (split(//, $mrulist->get_data)) { |
148
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0
|
0
|
|
|
|
0
|
if (my $value = $self->get_value($ch)) { |
149
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0
|
|
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|
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0
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push @values, $value; |
150
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|
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|
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} |
151
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|
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} |
152
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|
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} |
153
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|
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|
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|
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elsif (my $mrulistex = $self->get_value('MRUListEx')) { |
154
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0
|
|
|
|
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0
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foreach my $item (unpack('V*', $mrulistex->get_data)) { |
155
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0
|
0
|
|
|
|
0
|
last if $item == 0xffffffff; |
156
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0
|
0
|
|
|
|
0
|
if (my $value = $self->get_value($item)) { |
157
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0
|
|
|
|
|
0
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push @values, $value; |
158
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|
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} |
159
|
|
|
|
|
|
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} |
160
|
|
|
|
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|
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} |
161
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0
|
|
|
|
|
0
|
return @values; |
162
|
|
|
|
|
|
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} |
163
|
|
|
|
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164
|
|
|
|
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|
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sub get_list_of_subkeys { |
165
|
227
|
|
|
227
|
0
|
396
|
my $self = shift; |
166
|
|
|
|
|
|
|
|
167
|
227
|
|
|
|
|
882
|
my $subkey_iter = $self->get_subkey_iterator; |
168
|
227
|
|
|
|
|
356
|
my @subkeys; |
169
|
227
|
|
|
|
|
591
|
while (my $subkey = $subkey_iter->()) { |
170
|
556
|
|
|
|
|
1760
|
push @subkeys, $subkey; |
171
|
|
|
|
|
|
|
} |
172
|
227
|
|
|
|
|
1589
|
return @subkeys; |
173
|
|
|
|
|
|
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} |
174
|
|
|
|
|
|
|
|
175
|
|
|
|
|
|
|
sub get_list_of_values { |
176
|
291
|
|
|
291
|
0
|
20212
|
my $self = shift; |
177
|
|
|
|
|
|
|
|
178
|
291
|
|
|
|
|
1254
|
my $value_iter = $self->get_value_iterator; |
179
|
291
|
|
|
|
|
462
|
my @values; |
180
|
291
|
|
|
|
|
835
|
while (my $value = $value_iter->()) { |
181
|
9262
|
|
|
|
|
28966
|
push @values, $value; |
182
|
|
|
|
|
|
|
} |
183
|
291
|
|
|
|
|
3770
|
return @values; |
184
|
|
|
|
|
|
|
} |
185
|
|
|
|
|
|
|
|
186
|
|
|
|
|
|
|
sub get_subtree_iterator { |
187
|
6
|
|
|
6
|
0
|
974
|
my $self = shift; |
188
|
|
|
|
|
|
|
|
189
|
6
|
|
|
|
|
15
|
my @start_keys = ($self); |
190
|
|
|
|
|
|
|
push my (@subkey_iters), Parse::Win32Registry::Iterator->new(sub { |
191
|
12
|
|
|
12
|
|
29
|
return shift @start_keys; |
192
|
6
|
|
|
|
|
59
|
}); |
193
|
6
|
|
|
|
|
11
|
my $value_iter; |
194
|
|
|
|
|
|
|
my $key; # used to remember key while iterating values |
195
|
|
|
|
|
|
|
|
196
|
|
|
|
|
|
|
return Parse::Win32Registry::Iterator->new(sub { |
197
|
66
|
100
|
100
|
66
|
|
517
|
if (defined $value_iter && wantarray) { |
198
|
40
|
|
|
|
|
119
|
my $value = $value_iter->(); |
199
|
40
|
100
|
|
|
|
99
|
if (defined $value) { |
200
|
26
|
|
|
|
|
111
|
return ($key, $value); |
201
|
|
|
|
|
|
|
} |
202
|
|
|
|
|
|
|
# $value_iter finished, so fetch a new one |
203
|
|
|
|
|
|
|
# from the (current) $subkey_iter[-1] |
204
|
|
|
|
|
|
|
} |
205
|
40
|
|
|
|
|
104
|
while (@subkey_iters > 0) { |
206
|
74
|
|
|
|
|
261
|
$key = $subkey_iters[-1]->(); # depth-first |
207
|
74
|
100
|
|
|
|
430
|
if (defined $key) { |
208
|
34
|
|
|
|
|
123
|
push @subkey_iters, $key->get_subkey_iterator; |
209
|
34
|
|
|
|
|
127
|
$value_iter = $key->get_value_iterator; |
210
|
34
|
|
|
|
|
268
|
return $key; |
211
|
|
|
|
|
|
|
} |
212
|
40
|
|
|
|
|
221
|
pop @subkey_iters; # $subkey_iter finished, so remove it |
213
|
|
|
|
|
|
|
} |
214
|
6
|
|
|
|
|
17
|
return; |
215
|
6
|
|
|
|
|
43
|
}); |
216
|
|
|
|
|
|
|
} |
217
|
|
|
|
|
|
|
|
218
|
|
|
|
|
|
|
sub walk { |
219
|
14
|
|
|
14
|
0
|
88
|
my $self = shift; |
220
|
14
|
|
|
|
|
17
|
my $key_enter_func = shift; |
221
|
14
|
|
|
|
|
17
|
my $value_func = shift; |
222
|
14
|
|
|
|
|
14
|
my $key_leave_func = shift; |
223
|
|
|
|
|
|
|
|
224
|
14
|
0
|
33
|
|
|
28
|
if (!defined $key_enter_func && |
|
|
|
0
|
|
|
|
|
225
|
|
|
|
|
|
|
!defined $value_func && |
226
|
|
|
|
|
|
|
!defined $key_leave_func) { |
227
|
0
|
|
|
0
|
|
0
|
$key_enter_func = sub { print "+ ", $_[0]->get_path, "\n"; }; |
|
0
|
|
|
|
|
0
|
|
228
|
0
|
|
|
0
|
|
0
|
$value_func = sub { print " '", $_[0]->get_name, "'\n"; }; |
|
0
|
|
|
|
|
0
|
|
229
|
0
|
|
|
0
|
|
0
|
$key_leave_func = sub { print "- ", $_[0]->get_path, "\n"; }; |
|
0
|
|
|
|
|
0
|
|
230
|
|
|
|
|
|
|
} |
231
|
|
|
|
|
|
|
|
232
|
14
|
50
|
|
|
|
53
|
$key_enter_func->($self) if ref $key_enter_func eq 'CODE'; |
233
|
|
|
|
|
|
|
|
234
|
14
|
|
|
|
|
8019
|
foreach my $value ($self->get_list_of_values) { |
235
|
26
|
50
|
|
|
|
7322
|
$value_func->($value) if ref $value_func eq 'CODE'; |
236
|
|
|
|
|
|
|
} |
237
|
|
|
|
|
|
|
|
238
|
14
|
|
|
|
|
6809
|
foreach my $subkey ($self->get_list_of_subkeys) { |
239
|
12
|
|
|
|
|
3110
|
$subkey->walk($key_enter_func, $value_func, $key_leave_func); |
240
|
|
|
|
|
|
|
} |
241
|
|
|
|
|
|
|
|
242
|
14
|
50
|
|
|
|
3091
|
$key_leave_func->($self) if ref $key_leave_func eq 'CODE'; |
243
|
|
|
|
|
|
|
} |
244
|
|
|
|
|
|
|
|
245
|
|
|
|
|
|
|
1; |