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| author | William Bruneau <william.bruneau@epfedu.fr> | 2018-04-24 16:07:59 +0200 |
|---|---|---|
| committer | William Bruneau <william.bruneau@epfedu.fr> | 2018-04-25 14:21:34 +0200 |
| commit | 4f0c4d1ea1c96c8546ccb6cf4f1d4a603bb18872 (patch) | |
| tree | 00fe673e0369e8055eff767018eeda7c7923a7d8 /example/ida/ctype_propagation.py | |
| parent | 6aaa4de1b3af99d0dc9c74a57d61a67f421049da (diff) | |
| download | miasm-4f0c4d1ea1c96c8546ccb6cf4f1d4a603bb18872.tar.gz miasm-4f0c4d1ea1c96c8546ccb6cf4f1d4a603bb18872.zip | |
Add some graphical options
Diffstat (limited to 'example/ida/ctype_propagation.py')
| -rw-r--r-- | example/ida/ctype_propagation.py | 110 |
1 files changed, 95 insertions, 15 deletions
diff --git a/example/ida/ctype_propagation.py b/example/ida/ctype_propagation.py index 84d9d4bd..9b9c2e95 100644 --- a/example/ida/ctype_propagation.py +++ b/example/ida/ctype_propagation.py @@ -26,27 +26,96 @@ class TypePropagationForm(ida_kernwin.Form): default_types_info = r"""ExprId("RDX", 64): char *""" archs = ["AMD64_unk", "X86_32_unk", "msp430_unk"] + func = ida_funcs.get_func(idc.ScreenEA()) + func_addr = func.startEA + + start_addr = idc.SelStart() + if start_addr == idc.BADADDR: + start_addr = idc.ScreenEA() + end_addr = idc.SelEnd() + ida_kernwin.Form.__init__(self, r"""BUTTON YES* Launch BUTTON CANCEL NONE Type Propagation Settings -<##Header file :{headerFile}> -<Architecture/compilator:{arch}> -<Types informations:{strTypesInfo}> + +{FormChangeCb} +Analysis scope: +<Whole function:{rFunction}> +<From an address to the end of function:{rAddr}> +<Between two addresses:{r2Addr}>{cScope}> + +<Target function:{functionAddr}> +<Start address :{startAddr}> +<End address :{endAddr}> + +<Architecture/compilator :{arch}> + +<##Header file :{headerFile}> +<Use a file for type informations:{rTypeFile}>{cTypeFile}> +<##Types informations :{typeFile}> +<Types informations :{strTypesInfo}> + <Unalias stack:{rUnaliasStack}>{cUnalias}> """, { - 'headerFile': ida_kernwin.Form.FileInput(swidth=20, open=True), + 'FormChangeCb': ida_kernwin.Form.FormChangeCb(self.OnFormChange), + 'cScope': ida_kernwin.Form.RadGroupControl( + ("rFunction", "rAddr", "r2Addr")), + 'functionAddr': ida_kernwin.Form.NumericInput( + tp=ida_kernwin.Form.FT_RAWHEX, + value=func_addr), + 'startAddr': ida_kernwin.Form.NumericInput( + tp=ida_kernwin.Form.FT_RAWHEX, + value=start_addr), + 'endAddr': ida_kernwin.Form.NumericInput( + tp=ida_kernwin.Form.FT_RAWHEX, + value=end_addr), 'arch': ida_kernwin.Form.DropdownListControl( items=archs, readonly=False, selval=archs[0]), + 'headerFile': ida_kernwin.Form.FileInput(swidth=20, open=True), + 'cTypeFile': ida_kernwin.Form.ChkGroupControl(("rTypeFile",)), + 'typeFile': ida_kernwin.Form.FileInput(swidth=20, open=True), 'strTypesInfo': ida_kernwin.Form.MultiLineTextControl(text=default_types_info, flags=ida_kernwin.Form.MultiLineTextControl.TXTF_FIXEDFONT), 'cUnalias': ida_kernwin.Form.ChkGroupControl(("rUnaliasStack",)), }) form, args = self.Compile() form.rUnaliasStack.checked = True - + form.rTypeFile.checked = True + + def OnFormChange(self, fid): + if fid == -1: # INIT + self.EnableField(self.functionAddr, True) + self.EnableField(self.startAddr, False) + self.EnableField(self.endAddr, False) + self.EnableField(self.strTypesInfo, False) + self.EnableField(self.typeFile, True) + elif fid == self.cTypeFile.id: + if self.GetControlValue(self.cTypeFile) == 0: + self.EnableField(self.strTypesInfo, True) + self.EnableField(self.typeFile, False) + elif self.GetControlValue(self.cTypeFile) == 1: + self.EnableField(self.strTypesInfo, False) + self.EnableField(self.typeFile, True) + elif fid == self.cScope.id: + # "Whole function" scope + if self.GetControlValue(self.cScope) == 0: + self.EnableField(self.functionAddr, True) + self.EnableField(self.startAddr, False) + self.EnableField(self.endAddr, False) + # "From an address" scope + elif self.GetControlValue(self.cScope) == 1: + self.EnableField(self.functionAddr, False) + self.EnableField(self.startAddr, True) + self.EnableField(self.endAddr, False) + # "Between two addresses" scope + elif self.GetControlValue(self.cScope) == 2: + self.EnableField(self.functionAddr, False) + self.EnableField(self.startAddr, True) + self.EnableField(self.endAddr, True) + return 1 def get_types_mngr(headerFile, arch): text = open(headerFile).read() @@ -187,21 +256,25 @@ def analyse_function(): ir_arch = iraCallStackFixer(mdis.symbol_pool) - # Get the current function - func = ida_funcs.get_func(idc.ScreenEA()) - addr = func.startEA - blocks = mdis.dis_multiblock(addr) - # Generate IR - for block in blocks: - ir_arch.add_block(block) - - # Get settings settings = TypePropagationForm(ir_arch) ret = settings.Execute() if not ret: return + if settings.cScope.value == 0: + addr = settings.functionAddr.value + else: + addr = settings.startAddr.value + if settings.cScope.value == 2: + end = settings.endAddr + mdis.dont_dis = [end] + + blocks = mdis.dis_multiblock(addr) + # Generate IR + for block in blocks: + ir_arch.add_block(block) + cst_propag_link = {} if settings.cUnalias.value: init_infos = {ir_arch.sp: ir_arch.arch.regs.regs_init[ir_arch.sp] } @@ -211,7 +284,14 @@ def analyse_function(): types_mngr = get_types_mngr(settings.headerFile.value, settings.arch.value) mychandler = MyCHandler(types_mngr, {}) infos_types = {} - for line in settings.strTypesInfo.value.split('\n'): + infos_types_raw = [] + + if settings.cTypeFile.value: + infos_types_raw = open(settings.typeFile.value).read().split('\n') + else: + infos_types_raw = settings.strTypesInfo.value.split('\n') + + for line in infos_types_raw: if not line: continue expr_str, ctype_str = line.split(':') |