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49 lines
1.4 KiB
Python
Executable file
49 lines
1.4 KiB
Python
Executable file
#!/usr/bin/env python
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# Copyright (C) 2012 Christian Heimes (christian@python.org)
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# Licensed to PSF under a Contributor Agreement.
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#
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# cleanup Keccak sources
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import os
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import re
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CPP1 = re.compile("^//(.*)")
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CPP2 = re.compile("\ //(.*)")
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STATICS = ("void ", "int ", "HashReturn ", "const UINT64 ", "UINT16 ")
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HERE = os.path.dirname(os.path.abspath(__file__))
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KECCAK = os.path.join(HERE, "keccak")
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def getfiles():
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for name in os.listdir(KECCAK):
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name = os.path.join(KECCAK, name)
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if os.path.isfile(name):
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yield name
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def cleanup(f):
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buf = []
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for line in f:
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# mark all functions and global data as static
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if line.startswith(STATICS):
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buf.append("static " + line)
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continue
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# remove UINT64 typedef, we have our own
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if line.startswith("typedef unsigned long long int"):
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buf.append("/* %s */\n" % line.strip())
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continue
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# remove #include "brg_endian.h"
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if "brg_endian.h" in line:
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buf.append("/* %s */\n" % line.strip())
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continue
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# transform C++ comments into ANSI C comments
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line = CPP1.sub(r"/* \1 */", line)
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line = CPP2.sub(r" /* \1 */", line)
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buf.append(line)
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return "".join(buf)
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for name in getfiles():
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with open(name) as f:
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res = cleanup(f)
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with open(name, "w") as f:
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f.write(res)
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