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49 lines
1.2 KiB
Python
49 lines
1.2 KiB
Python
#!/usr/bin/env python
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"""
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Copyright (c) 2006-2019 sqlmap developers (http://sqlmap.org/)
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See the file 'LICENSE' for copying permission
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"""
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import functools
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import hashlib
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from lib.core.threads import getCurrentThreadData
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def cachedmethod(f, cache={}):
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"""
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Method with a cached content
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Reference: http://code.activestate.com/recipes/325205-cache-decorator-in-python-24/
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"""
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@functools.wraps(f)
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def _(*args, **kwargs):
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key = int(hashlib.md5("|".join(str(_) for _ in (f, args, kwargs))).hexdigest(), 16) & 0x7fffffffffffffff
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if key not in cache:
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cache[key] = f(*args, **kwargs)
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return cache[key]
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return _
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def stackedmethod(f):
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"""
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Method using pushValue/popValue functions (fallback function for stack realignment)
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"""
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@functools.wraps(f)
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def _(*args, **kwargs):
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threadData = getCurrentThreadData()
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originalLevel = len(threadData.valueStack)
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try:
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result = f(*args, **kwargs)
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finally:
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if len(threadData.valueStack) > originalLevel:
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threadData.valueStack = threadData.valueStack[:originalLevel]
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return result
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return _
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