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- #!/usr/bin/env python3
- # Copyright (c) 2011 The Chromium Authors. All rights reserved.
- # Use of this source code is governed by a BSD-style license that can be
- # found in the LICENSE file.
- """Retrieves an image's "fingerprint".
- This is used when retrieving the image from the symbol server. The .dll (or cab
- compressed .dl_) or .exe is expected at a path like:
- foo.dll/FINGERPRINT/foo.dll
- """
- from __future__ import print_function
- import os
- import sys
- # Assume this script is under tools/symsrc/
- _SCRIPT_DIR = os.path.dirname(__file__)
- _ROOT_DIR = os.path.join(_SCRIPT_DIR, os.pardir, os.pardir)
- _PEFILE_DIR = os.path.join(
- _ROOT_DIR, 'third_party', 'pefile_py3' if sys.version_info >=
- (3, 0) else 'pefile')
- sys.path.insert(1, _PEFILE_DIR)
- import pefile
- def GetImgFingerprint(filename):
- """Returns the fingerprint for an image file"""
- pe = pefile.PE(filename)
- return "%08X%x" % (
- pe.FILE_HEADER.TimeDateStamp, pe.OPTIONAL_HEADER.SizeOfImage)
- def main():
- if len(sys.argv) != 2:
- print("usage: file.dll")
- return 1
- print(GetImgFingerprint(sys.argv[1]))
- return 0
- if __name__ == '__main__':
- sys.exit(main())
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