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32 lines
891 B
Python
Executable File
32 lines
891 B
Python
Executable File
#!/usr/bin/env python
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from struct import pack, unpack
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class AOut(object) :
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def __init__(self, bin) :
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self.mag, self.txt, self.sym, self.rel, self.dat, self.z = \
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unpack("<HHHHHH", bin[:12])
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assert self.z == 0
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assert self.txt % 2 == 0 and self.sym % 2 == 0 and self.rel % 2 == 0
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self.txtd = bin[:self.txt]
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self.symd = bin[self.txt : self.txt+self.sym]
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self.reld = bin[self.txt+self.sym : self.txt+self.sym+self.rel]
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assert len(bin) == self.txt+self.sym+self.rel
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def __str__(self) :
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return '[a.out mag=%x txt=%x sym=%x rel=%x dat=%x z=%x]' % \
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(self.mag, self.txt, self.sym, self.rel, self.dat, self.z)
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def dump(fn, addr) :
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f = file(fn, 'rb')
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a = AOut(f.read())
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f.close()
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assert a.rel == 0
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vals = unpack("<%dH" % (a.txt/2), a.txtd)
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for n,v in enumerate(vals) :
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print 'dep cpu %o %06o' % (addr+n*2, v)
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# XXX just an example.
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dump('/tmp/s2/bin/ls', 02000)
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