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fix off by one and loop counters

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superponible
2020-05-27 23:14:26 +01:00
committed by ikelos
parent 84e9b92d71
commit 0de87e5bce
1 changed files with 3 additions and 3 deletions
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volatility/framework/layers/registry.py
+3 -3
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@@ -224,7 +224,7 @@ class RegistryHive(linear.LinearlyMappedLayer):
response = []
current_offset = offset
remaining_length = length
chunk_size = (self._page_size - 1) - (offset & (self._page_size - 1))
chunk_size = self._page_size - (offset & (self._page_size - 1))
while remaining_length > 0:
chunk_size = min(chunk_size, remaining_length, self._page_size)
try:
@@ -233,8 +233,8 @@ class RegistryHive(linear.LinearlyMappedLayer):
except exceptions.LayerException:
if not ignore_errors:
raise
current_offset += self._page_size
remaining_length -= self._page_size
current_offset += chunk_size
remaining_length -= chunk_size
chunk_size = self._page_size
return response