[204] | 1 | #!/usr/bin/env python |
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| 2 | |
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| 3 | import sys |
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| 4 | from pyregfi.structures import * |
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| 5 | |
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| 6 | import ctypes |
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| 7 | import ctypes.util |
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[205] | 8 | from ctypes import c_char,c_char_p,c_int,c_uint16,c_bool,POINTER |
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[204] | 9 | |
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| 10 | regfi = ctypes.CDLL(ctypes.util.find_library('regfi'), use_errno=True) |
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| 11 | |
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| 12 | |
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| 13 | regfi.regfi_alloc.argtypes = [c_int] |
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| 14 | regfi.regfi_alloc.restype = POINTER(REGFI_FILE) |
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| 15 | |
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| 16 | regfi.regfi_alloc_cb.argtypes = [POINTER(REGFI_RAW_FILE)] |
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| 17 | regfi.regfi_alloc_cb.restype = POINTER(REGFI_FILE) |
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| 18 | |
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[205] | 19 | regfi.regfi_free.argtypes = [POINTER(REGFI_FILE)] |
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| 20 | regfi.regfi_free.restype = None |
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| 21 | |
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[204] | 22 | regfi.regfi_log_get_str.argtypes = [] |
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| 23 | regfi.regfi_log_get_str.restype = c_char_p |
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| 24 | |
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[205] | 25 | regfi.regfi_log_set_mask.argtypes = [c_uint16] |
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| 26 | regfi.regfi_log_set_mask.restype = c_bool |
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| 27 | |
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| 28 | regfi.regfi_free_record.argtypes = [c_void_p] |
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| 29 | regfi.regfi_free_record.restype = None |
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| 30 | |
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| 31 | regfi.regfi_iterator_new.argtypes = [POINTER(REGFI_FILE), REGFI_ENCODING] |
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| 32 | regfi.regfi_iterator_new.restype = POINTER(REGFI_ITERATOR) |
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| 33 | |
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| 34 | regfi.regfi_iterator_free.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 35 | regfi.regfi_iterator_free.restype = None |
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| 36 | |
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| 37 | regfi.regfi_iterator_down.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 38 | regfi.regfi_iterator_down.restype = c_bool |
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| 39 | |
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| 40 | regfi.regfi_iterator_up.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 41 | regfi.regfi_iterator_up.restype = c_bool |
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| 42 | |
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| 43 | regfi.regfi_iterator_to_root.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 44 | regfi.regfi_iterator_to_root.restype = c_bool |
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| 45 | |
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| 46 | regfi.regfi_iterator_walk_path.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 47 | regfi.regfi_iterator_walk_path.restype = c_bool |
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| 48 | |
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| 49 | regfi.regfi_iterator_cur_key.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 50 | regfi.regfi_iterator_cur_key.restype = POINTER(REGFI_NK) |
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| 51 | |
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| 52 | regfi.regfi_iterator_cur_sk.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 53 | regfi.regfi_iterator_cur_sk.restype = POINTER(REGFI_SK) |
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| 54 | |
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| 55 | regfi.regfi_iterator_first_subkey.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 56 | regfi.regfi_iterator_first_subkey.restype = c_bool |
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| 57 | |
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| 58 | regfi.regfi_iterator_cur_subkey.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 59 | regfi.regfi_iterator_cur_subkey.restype = POINTER(REGFI_NK) |
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| 60 | |
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| 61 | regfi.regfi_iterator_next_subkey.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 62 | regfi.regfi_iterator_next_subkey.restype = c_bool |
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| 63 | |
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| 64 | regfi.regfi_iterator_find_subkey.argtypes = [POINTER(REGFI_ITERATOR), c_char_p] |
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| 65 | regfi.regfi_iterator_find_subkey.restype = c_bool |
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| 66 | |
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| 67 | regfi.regfi_iterator_first_value.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 68 | regfi.regfi_iterator_first_value.restype = c_bool |
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| 69 | |
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| 70 | regfi.regfi_iterator_cur_value.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 71 | regfi.regfi_iterator_cur_value.restype = POINTER(REGFI_VK) |
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| 72 | |
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| 73 | regfi.regfi_iterator_next_value.argtypes = [POINTER(REGFI_ITERATOR)] |
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| 74 | regfi.regfi_iterator_next_value.restype = c_bool |
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| 75 | |
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| 76 | regfi.regfi_iterator_find_value.argtypes = [POINTER(REGFI_ITERATOR), c_char_p] |
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| 77 | regfi.regfi_iterator_find_value.restype = c_bool |
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| 78 | |
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| 79 | # XXX: possibly move REGFI_ENCODING to file object and eliminate need for ITERATOR here. |
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| 80 | regfi.regfi_iterator_fetch_classname.argtypes = [POINTER(REGFI_ITERATOR), POINTER(REGFI_NK)] |
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| 81 | regfi.regfi_iterator_fetch_classname.restype = POINTER(REGFI_CLASSNAME) |
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| 82 | |
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| 83 | regfi.regfi_iterator_fetch_data.argtypes = [POINTER(REGFI_ITERATOR), POINTER(REGFI_VK)] |
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| 84 | regfi.regfi_iterator_fetch_data.restype = POINTER(REGFI_DATA) |
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| 85 | |
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| 86 | |
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[204] | 87 | regfi.regfi_init.argtypes = [] |
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| 88 | regfi.regfi_init.restype = None |
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| 89 | regfi.regfi_init() |
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| 90 | |
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| 91 | |
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[205] | 92 | def GetLogMessages(): |
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| 93 | return regfi.regfi_log_get_str() |
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| 94 | |
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| 95 | |
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| 96 | class Hive(): |
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[204] | 97 | file = None |
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| 98 | raw_file = None |
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| 99 | |
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| 100 | def __init__(self, fh): |
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[205] | 101 | # The fileno method may not exist, or it may thrown an exception |
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| 102 | # when called if the file isn't backed with a descriptor. |
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| 103 | try: |
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| 104 | if hasattr(fh, 'fileno'): |
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| 105 | self.file = regfi.regfi_alloc(fh.fileno()) |
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| 106 | return |
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| 107 | except: |
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| 108 | pass |
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[204] | 109 | |
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[205] | 110 | self.raw_file = structures.REGFI_RAW_FILE() |
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| 111 | self.raw_file.fh = fh |
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| 112 | self.raw_file.seek = seek_cb_type(self.raw_file.cb_seek) |
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| 113 | self.raw_file.read = read_cb_type(self.raw_file.cb_read) |
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| 114 | self.file = regfi.regfi_alloc_cb(self.raw_file) |
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[204] | 115 | |
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| 116 | def __getattr__(self, name): |
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| 117 | return getattr(self.file.contents, name) |
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[205] | 118 | |
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| 119 | def __del__(self): |
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| 120 | regfi.regfi_free(self.file) |
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| 121 | if self.raw_file != None: |
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| 122 | regfi.regfi_free(self.file) |
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| 123 | |
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[204] | 124 | |
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[205] | 125 | def __iter__(self): |
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| 126 | return HiveIterator(self) |
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[204] | 127 | |
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[205] | 128 | |
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| 129 | class HiveIterator(): |
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| 130 | hive = None |
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| 131 | iter = None |
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| 132 | root_traversed = False |
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| 133 | |
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| 134 | def __init__(self, hive): |
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| 135 | # REGFI_ENCODING_UTF8==1 |
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| 136 | self.iter = regfi.regfi_iterator_new(hive.file, 1) |
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| 137 | if self.iter == None: |
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| 138 | raise Exception("Could not create iterator. Current log:\n" |
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| 139 | + GetLogMessages()) |
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| 140 | self.hive = hive |
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| 141 | |
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| 142 | def __getattr__(self, name): |
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| 143 | return getattr(self.file.contents, name) |
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| 144 | |
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| 145 | def __del__(self): |
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| 146 | regfi.regfi_iterator_free(self.iter) |
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| 147 | |
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| 148 | def __iter__(self): |
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| 149 | return self |
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| 150 | |
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| 151 | def __next__(self): |
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| 152 | if self.root_traversed: |
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| 153 | self.root_traversed = True |
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| 154 | |
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| 155 | elif not regfi.regfi_iterator_down(self.iter): |
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| 156 | up_ret = regfi.regfi_iterator_up(self.iter) |
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| 157 | while up_ret and not regfi.regfi_iterator_next_subkey(self.iter): |
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| 158 | up_ret = regfi.regfi_iterator_up(self.iter) |
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| 159 | |
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| 160 | if not up_ret: |
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| 161 | raise StopIteration('') |
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| 162 | |
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| 163 | if not regfi.regfi_iterator_down(self.iter): |
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| 164 | raise Exception('Error traversing iterator downward.'+ |
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| 165 | ' Current log:\n'+ GetLogMessages()) |
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| 166 | |
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| 167 | regfi.regfi_iterator_first_subkey(self.iter) |
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| 168 | print(regfi.regfi_iterator_cur_key(self.iter).contents.keyname) |
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| 169 | return regfi.regfi_iterator_cur_key(self.iter) |
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| 170 | |
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