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20 lines
444 B
20 lines
444 B
#!/usr/bin/env python
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import sys
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base_addr = int(sys.argv[1], 16)
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f = open(sys.argv[2], 'r') # gadgets
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for line in f.readlines():
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target_str, gadget = line.split(':')
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target_addr = int(target_str, 16)
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# check alignment
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if target_addr % 8 != 0:
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continue
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offset = (target_addr - base_addr) / 8
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print 'offset =', (1 << 64) + offset
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print 'gadget =', gadget.strip()
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print 'stack addr = %x' % (target_addr & 0xffffffff)
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break
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