mirror of
https://github.com/cea-sec/miasm
synced 2026-06-21 13:48:18 +00:00
Fabrice Desclaux
6e09df71a3
Fat patch here: some API have changed. Each irbloc now affects a special "IRDst" register which is used to describe the destination irbloc. It allows simple description of architectures using delay slots. Architectures semantic and tcc/python jitter are modified in consequence. LLVM jitter is disabled for now, but should be patch soon.
49 lines
1.7 KiB
Python
49 lines
1.7 KiB
Python
from miasm2.core.bin_stream import *
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import logging
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from miasm2.jitter.jitload import vm_load_pe, vm_load_elf
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from miasm2.jitter.csts import PAGE_READ
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log = logging.getLogger("binary")
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console_handler = logging.StreamHandler()
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console_handler.setFormatter(logging.Formatter("%(levelname)-5s: %(message)s"))
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log.addHandler(console_handler)
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log.setLevel(logging.ERROR)
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class Container(object):
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def __init__(self, filename, vm = None, addr = None):
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data = open(filename).read()
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log.info('load binary')
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e, bs, ep = None, None, None
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if data.startswith('MZ'):
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try:
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if vm is not None:
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e = vm_load_pe(vm, filename)
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else:
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e = pe_init.PE(data)
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if e.isPE() and e.NTsig.signature_value == 0x4550:
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bs = bin_stream_pe(e.virt)
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ep = e.rva2virt(e.Opthdr.AddressOfEntryPoint)
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except:
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log.error('Cannot read PE!')
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elif data.startswith('\x7fELF'):
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try:
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if vm is not None:
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e = vm_load_elf(vm, filename)
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else:
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e = elf_init.ELF(data)
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bs = bin_stream_elf(e.virt)
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ep = e.Ehdr.entry
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except:
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log.error('Cannot read ELF!')
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else:
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bs = bin_stream_str(data)
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if vm is not None:
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if addr is None:
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raise ValueError('set load addr')
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vm.vm_add_memory_page(addr,
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PAGE_READ,
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data)
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self.e, self.bs, self.ep = e, bs, ep
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