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| author | serpilliere <devnull@localhost> | 2014-06-03 10:27:56 +0200 |
|---|---|---|
| committer | serpilliere <devnull@localhost> | 2014-06-03 10:27:56 +0200 |
| commit | ed5c3668cc9f545b52674ad699fc2b0ed1ccb575 (patch) | |
| tree | 07faf97d7e4d083173a1f7e1bfd249baed2d74f9 /miasm2/arch/arm/disasm.py | |
| parent | a183e1ebd525453710306695daa8c410fd0cb2af (diff) | |
| download | miasm-ed5c3668cc9f545b52674ad699fc2b0ed1ccb575.tar.gz miasm-ed5c3668cc9f545b52674ad699fc2b0ed1ccb575.zip | |
Miasm v2
* API has changed, so old scripts need updates * See example for API usage * Use tcc or llvm for jit emulation * Go to test and run test_all.py to check install Enjoy !
Diffstat (limited to 'miasm2/arch/arm/disasm.py')
| -rw-r--r-- | miasm2/arch/arm/disasm.py | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/miasm2/arch/arm/disasm.py b/miasm2/arch/arm/disasm.py new file mode 100644 index 00000000..64e10eec --- /dev/null +++ b/miasm2/arch/arm/disasm.py @@ -0,0 +1,51 @@ +from miasm2.core.asmbloc import asm_constraint, disasmEngine +from arch import mn_arm, mn_armt + + +def cb_arm_fix_call( + mn, attrib, pool_bin, cur_bloc, offsets_to_dis, symbol_pool): + """ + for arm: + MOV LR, PC + LDR PC, [R5, 0x14] + * is a subcall * + + """ + if len(cur_bloc.lines) < 2: + return + l1 = cur_bloc.lines[-1] + l2 = cur_bloc.lines[-2] + if l1.name != "LDR": + return + if l2.name != "MOV": + return + # print cur_bloc + # print l1 + if not l1.args[0] in mn.pc.values(): + return + if not l2.args[1] in mn.pc.values(): + return + cur_bloc.add_cst(l1.offset + 4, asm_constraint.c_next, symbol_pool) + offsets_to_dis.add(l1.offset + 4) + +cb_arm_funcs = [cb_arm_fix_call] + + +def cb_arm_disasm(mn, attrib, pool_bin, cur_bloc, offsets_to_dis, symbol_pool): + for func in cb_arm_funcs: + func(mn, attrib, pool_bin, cur_bloc, offsets_to_dis, symbol_pool) + + +class dis_arm(disasmEngine): + attrib = 'arm' + + def __init__(self, bs=None, **kwargs): + super(dis_arm, self).__init__(mn_arm, self.attrib, bs, **kwargs) + self.dis_bloc_callback = cb_arm_disasm + + +class dis_armt(disasmEngine): + attrib = 'armt' + + def __init__(self, bs=None, **kwargs): + super(dis_armt, self).__init__(mn_armt, self.attrib, bs, **kwargs) |