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fact-depend
binwalk
Commits
bf87972e
Commit
bf87972e
authored
11 years ago
by
devttys0
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Added initial fuzzy hashing code.
parent
2d10ab63
master
…
v2.3.4
v2.3.3
v2.3.2
v2.3.1
v2.3.0
v2.2.0
v2.1.1
v2.0.1
v2.0.0
v1.3.0
python27
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fuzzyhash.py
src/binwalk/fuzzyhash.py
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src/binwalk/fuzzyhash.py
0 → 100644
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bf87972e
import
ctypes
import
ctypes.util
from
binwalk.compat
import
*
class
FuzzyHash
(
object
):
# Requires libfuzzy.so
LIBRARY_NAME
=
"fuzzy"
# Max result is 148 (http://ssdeep.sourceforge.net/api/html/fuzzy_8h.html)
FUZZY_MAX_RESULT
=
150
def
__init__
(
self
):
self
.
lib
=
ctypes
.
cdll
.
LoadLibrary
(
ctypes
.
util
.
find_library
(
self
.
LIBRARY_NAME
))
def
compare_files
(
self
,
file1
,
file2
):
hash1
=
ctypes
.
create_string_buffer
(
self
.
FUZZY_MAX_RESULT
)
hash2
=
ctypes
.
create_string_buffer
(
self
.
FUZZY_MAX_RESULT
)
if
self
.
lib
.
fuzzy_hash_filename
(
str2bytes
(
file1
),
hash1
)
==
0
and
self
.
lib
.
fuzzy_hash_filename
(
str2bytes
(
file2
),
hash2
)
==
0
:
return
self
.
lib
.
fuzzy_compare
(
hash1
,
hash2
)
return
None
if
__name__
==
'__main__'
:
import
sys
print
(
FuzzyHash
()
.
compare_files
(
sys
.
argv
[
1
],
sys
.
argv
[
2
]))
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