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annotate examples/inject_redir.py @ 155:6570b15d12d4 tip

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Fix _DEX_ProtoId.__cmp__() with correct logic rules
author Thinker K.F. Li <thinker@codemud.net>
date Wed, 17 Aug 2011 09:27:22 +0800
parents 044bfc415577
children
rev   line source
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4f508f84c8a1 Add inject_redir.py example
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1 ## \file
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2 #
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3 # This is an example of inject a class from source to destinate DEX, and
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4 # rewrite all references of a specified class with the injected one and its
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5 # methods. All calls of specified class will be redirected to the
4f508f84c8a1 Add inject_redir.py example
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6 # injected class.
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7 #
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8 from paraspace.dexfile import DEXFile, DEXFile_linked
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9 from paraspace.dex_deptracker import prepare_dep_decls
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10 from paraspace.injection import inject_redir
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11 import sys
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13 if len(sys.argv) != 6:
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14 print >> sys.stderr, \
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15 'usage: %s <src dex> <inject class> ' \
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16 '<dst dex> <redirect class> <output>' % \
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17 (sys.argv[0])
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18 sys.exit(1)
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19 pass
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22 if __name__ == '__main__':
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23 src_dexname = sys.argv[1]
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24 inj_classname = sys.argv[2]
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25 dst_dexname = sys.argv[3]
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26 redir_classname = sys.argv[4]
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27 output_name = sys.argv[5]
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28
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29 decls = prepare_dep_decls()
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30
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31 src_dex = DEXFile.open(src_dexname)
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32 src_linked = DEXFile_linked.build_dependencies(src_dex, decls)
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33
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34 dst_dex = DEXFile.open(dst_dexname)
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35 dst_linked = DEXFile_linked.build_dependencies(dst_dex, decls)
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36
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37 inject_redir(src_linked, inj_classname,
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38 dst_linked, redir_classname, decls)
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39
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40 restore_raw = dst_linked.to_str()
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41
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42 ofile = open(output_name, 'w')
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43 ofile.write(restore_raw)
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44 ofile.close()
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45 pass