Ejemplo n.º 1
0
def call_script(script, progress_func=None):
    mod = __import__(script)
    main_f = getattr(mod, "main", None)
    if main_f:
        main_f(APP)
    # A script might have queues some entrypoints, etc.
    # Analyze them now.
    engine.analyze(progress_func)
Ejemplo n.º 2
0
def call_script(script, progress_func=None):
    mod = __import__(script)
    main_f = getattr(mod, "main", None)
    if main_f:
        main_f(APP)
    # A script might have queues some entrypoints, etc.
    # Analyze them now.
    engine.analyze(progress_func)
Ejemplo n.º 3
0
    def handle_edit_key(self, key):
        if key in ACTION_MAP:
            return ACTION_MAP[key](self)

        line = self.get_cur_line()
        if key == editor.KEY_ENTER:
            line = self.get_cur_line()
            log.info("Enter pressed: %s" % line)
            op_no = self.cur_operand_no(line)
            self.show_status("Enter pressed: %s, %s" % (self.col, op_no))
            to_addr = None
            # No longer try to jump only to addresses in args, parse
            # textual representation below
            if False and isinstance(line, engine.DisasmObj):
                if op_no >= 0:
                    o = line[op_no]
                    to_addr = o.get_addr()
                if to_addr is None:
                    o = line.get_operand_addr()
                    if o:
                        to_addr = o.get_addr()
            if to_addr is None:
                pos = self.col - line.LEADER_SIZE - len(line.indent)
                word = utils.get_word_at_pos(line.cache, pos)
                self.show_status("Enter pressed: %s, %s, %s" % (self.col, op_no, word))
                to_addr = self.resolve_expr(word)
                if to_addr is None:
                    self.show_status("Unknown address: %s" % word)
                    return
            self.goto_addr(to_addr, from_addr=self.cur_addr_subno())
        elif key == editor.KEY_ESC:
            if self.addr_stack:
                self.show_status("Returning")
                self.goto_addr(self.addr_stack.pop())
        elif key == b"q":
            res = ACTION_OK
            if self.model.AS.changed:
                res = DConfirmation("There're unsaved changes. Quit?").result()
            if res == ACTION_OK:
                return editor.KEY_QUIT
            self.redraw()
        elif key == b"\x1b[5;5~":  # Ctrl+PgUp
            self.goto_addr(self.model.AS.min_addr(), from_addr=line.ea)
        elif key == b"\x1b[6;5~":  # Ctrl+PgDn
            self.goto_addr(self.model.AS.max_addr(), from_addr=line.ea)
        elif key == b"c":
            addr = self.cur_addr()
            self.show_status("Analyzing at %x" % addr)
            engine.add_entrypoint(addr, False)
            engine.analyze(self.analyze_status)
            self.update_model()

        elif key == b"F":
            addr = self.cur_addr()
            fl = self.model.AS.get_flags(addr, 0xff)
            if not self.require_non_func(fl):
                return
            self.show_status("Retracing as a function...")
            self.model.AS.make_label("fun_", addr)
            engine.add_entrypoint(addr, True)
            engine.analyze(self.analyze_status)
            self.update_model()
            self.show_status("Retraced as a function")

        elif key == MENU_ADD_TO_FUNC:
            addr = self.cur_addr()
            if actions.add_code_to_func(APP, addr):
                self.update_model()

        elif key == b"d":
            addr = self.cur_addr()
            fl = self.model.AS.get_flags(addr)
            if not self.expect_flags(fl, (self.model.AS.DATA, self.model.AS.UNK)):
                return
            if fl == self.model.AS.UNK:
                self.model.AS.set_flags(addr, 1, self.model.AS.DATA, self.model.AS.DATA_CONT)
            else:
                sz = self.model.AS.get_unit_size(addr)
                self.model.undefine_unit(addr)
                sz *= 2
                if sz > 4: sz = 1
                self.model.AS.set_flags(addr, sz, self.model.AS.DATA, self.model.AS.DATA_CONT)
            self.update_model()
        elif key == b"f":
            addr = self.cur_addr()
            fl = self.model.AS.get_flags(addr)
            if not self.expect_flags(fl, (self.model.AS.UNK,)):
                return

            off, area = self.model.AS.addr2area(self.cur_addr())
            # Don't cross area boundaries with filler
            remaining = area[engine.END] - addr + 1
            sz = 0
            while remaining:
                try:
                    fl = self.model.AS.get_flags(addr)
                except engine.InvalidAddrException:
                    break
                if fl != self.model.AS.UNK:
                    break
                b = self.model.AS.get_byte(addr)
                if b not in (0, 0xff):
                    self.show_status("Filler must consist of 0x00 or 0xff")
                    return
                sz += 1
                addr += 1
                remaining -= 1
            if sz > 0:
                self.model.AS.make_filler(self.cur_addr(), sz)
                self.update_model()

        elif key == b"u":
            addr = self.cur_addr()
            self.model.undefine_unit(addr)
            self.update_model()

        elif key == b"h":
            op_no = self.cur_operand_no(self.get_cur_line())
            if op_no >= 0:
                addr = self.cur_addr()
                subtype = self.model.AS.get_arg_prop(addr, op_no, "subtype")
                if subtype != engine.IMM_ADDR:
                    next_subtype = {
                        engine.IMM_UHEX: engine.IMM_UDEC,
                        engine.IMM_UDEC: engine.IMM_UHEX,
                    }
                    self.model.AS.set_arg_prop(addr, op_no, "subtype", next_subtype[subtype])
                    self.redraw()
                    self.show_status("Changed arg #%d to %s" % (op_no, next_subtype[subtype]))
        elif key == b"o":
            addr = self.cur_addr()
            line = self.get_cur_line()
            o = line.get_operand_addr()
            if not o:
                self.show_status("Cannot convert operand to offset")
                return
            if o.type != idaapi.o_imm or not self.model.AS.is_valid_addr(o.get_addr()):
                self.show_status("Cannot convert operand to offset: #%s: %s" % (o.n, o.type))
                return

            if self.model.AS.get_arg_prop(addr, o.n, "subtype") == engine.IMM_ADDR:
                self.model.AS.unmake_arg_offset(addr, o.n, o.get_addr())
            else:
                self.model.AS.make_arg_offset(addr, o.n, o.get_addr())
            self.update_model(True)
        elif key == b";":
            addr = self.cur_addr()
            comment = self.model.AS.get_comment(addr) or ""
            res = DMultiEntry(60, 5, comment.split("\n"), title="Comment:").result()
            if res != ACTION_CANCEL:
                res = "\n".join(res).rstrip("\n")
                self.model.AS.set_comment(addr, res)
                self.update_model()
            else:
                self.redraw()
        elif key == b"n":
            addr = self.cur_addr()
            label = self.model.AS.get_label(addr)
            def_label = self.model.AS.get_default_label(addr)
            s = label or def_label
            while True:
                res = DTextEntry(30, s, title="New label:").result()
                if not res:
                    break
                if res == def_label:
                    res = addr
                else:
                    if self.model.AS.label_exists(res):
                        s = res
                        self.show_status("Duplicate label")
                        continue
                self.model.AS.set_label(addr, res)
                if not label:
                    # If it's new label, we need to add it to model
                    self.update_model()
                    return
                break
            self.redraw()

        elif key == editor.KEY_F1:
            help.help(self)
            self.redraw()
        elif key == b"S":
            self.show_status("Saving...")
            saveload.save_state(project_dir)
            self.model.AS.changed = False
            self.show_status("Saved.")
        elif key == b"\x11":  # ^Q
            class IssueList(WListBox):
                def render_line(self, l):
                    return "%08x %s" % l
            d = Dialog(4, 4, title="Problems list")
            lw = IssueList(40, 16, self.model.AS.get_issues())
            lw.finish_dialog = ACTION_OK
            d.add(1, 1, lw)
            res = d.loop()
            self.redraw()
            if res == ACTION_OK:
                val = lw.get_cur_line()
                if val:
                    self.goto_addr(val[0], from_addr=self.cur_addr())

        elif key == b"i":
            off, area = self.model.AS.addr2area(self.cur_addr())
            props = area[engine.PROPS]
            percent = 100 * off / (area[engine.END] - area[engine.START] + 1)
            func = self.model.AS.lookup_func(self.cur_addr())
            func = self.model.AS.get_label(func.start) if func else None
            status = "Area: 0x%x %s (%s): %.1f%%, func: %s" % (
                area[engine.START], props.get("name", "noname"), props["access"], percent, func
            )
            subarea = self.model.AS.lookup_subarea(self.cur_addr())
            if subarea:
                status += ", subarea: " + subarea[2]
            self.show_status(status)
        elif key == b"I":
            from scratchabit import memmap
            addr = memmap.show(self.model.AS, self.cur_addr())
            if addr is not None:
                self.goto_addr(addr, from_addr=self.cur_addr())
            self.redraw()
        elif key == b"W":
            out_fname = "out.lst"
            with open(out_fname, "w") as f:
                engine.render_partial(actions.TextSaveModel(f, self), 0, 0, 10000000)
            self.show_status("Disassembly listing written: " + out_fname)
        elif key == MENU_WRITE_ALL_HTML:
            out_fname = "out.html"
            with open(out_fname, "w") as f:
                f.write("<pre>\n")
                m = actions.HTMLSaveModel(f, self)
                m.aspace = self.model.AS
                engine.render_partial(m, 0, 0, 10000000)
                f.write("</pre>\n")
            self.show_status("Disassembly HTML listing written: " + out_fname)
        elif key == b"\x17":  # Ctrl+W
            outfile = actions.write_func_by_addr(APP, self.cur_addr(), feedback_obj=self)
            if outfile:
                self.show_status("Wrote file: %s" % outfile)
        elif key == b"\x15":  # Ctrl+U
            # Next undefined
            addr = self.cur_addr()
            flags = self.model.AS.get_flags(addr)
            if flags == self.model.AS.UNK:
                # If already on undefined, skip the current stride of them,
                # as they indeed go in batches.
                while True:
                    flags = self.model.AS.get_flags(addr)
                    if flags != self.model.AS.UNK:
                        break
                    addr = self.model.AS.next_addr(addr)
                    if addr is None:
                        break

            if addr is not None:
                while True:
                    flags = self.model.AS.get_flags(addr)
                    if flags == self.model.AS.UNK:
                        self.goto_addr(addr, from_addr=self.cur_addr())
                        break
                    addr = self.model.AS.next_addr(addr)
                    if addr is None:
                        break

            if addr is None:
                self.show_status("There're no further undefined strides")

        elif key == b"\x06":  # Ctrl+F
            # Next non-function
            addr = self.cur_addr()
            flags = self.model.AS.get_flags(addr, 0xff)
            if flags == self.model.AS.CODE:
                # If already on non-func code, skip the current stride of it,
                # as it indeed go in batches.
                while True:
                    flags = self.model.AS.get_flags(addr, 0xff)
                    self.show_status("fl=%x" % flags)
                    if flags not in (self.model.AS.CODE, self.model.AS.CODE_CONT):
                        break
                    addr = self.model.AS.next_addr(addr)
                    if addr is None:
                        break

            if addr is not None:
                while True:
                    flags = self.model.AS.get_flags(addr, 0xff)
                    if flags == self.model.AS.CODE:
                        self.goto_addr(addr, from_addr=self.cur_addr())
                        break
                    addr = self.model.AS.next_addr(addr)
                    if addr is None:
                        break

            if addr is None:
                self.show_status("There're no further non-function code strides")

        elif key in (b"/", b"?"):  # "/" and Shift+"/"

            class FoundException(Exception): pass

            class TextSearchModel(engine.Model):
                def __init__(self, substr, ctrl, this_addr, this_subno):
                    super().__init__()
                    self.search = substr
                    self.ctrl = ctrl
                    self.this_addr = this_addr
                    self.this_subno = this_subno
                    self.cnt = 0
                def add_object(self, addr, line):
                    super().add_object(addr, line)
                    # Skip virtual lines before the line from which we started
                    if addr == self.this_addr and line.subno < self.this_subno:
                        return
                    txt = line.render()
                    idx = txt.find(self.search)
                    if idx != -1:
                        raise FoundException((addr, line.subno), idx + line.LEADER_SIZE + len(line.indent))
                    if self.cnt % 256 == 0:
                        self.ctrl.show_status("Searching: 0x%x" % addr)
                    self.cnt += 1
                    # Don't accumulate lines
                    self._lines = []
                    self._addr2line = {}

            if key == b"/":
                d = Dialog(4, 4, title="Text Search")
                d.add(1, 1, WLabel("Search for:"))
                entry = WTextEntry(20, self.search_str)
                entry.finish_dialog = ACTION_OK
                d.add(13, 1, entry)
                res = d.loop()
                self.redraw()
                self.search_str = entry.get_text()
                if res != ACTION_OK or not self.search_str:
                    return
                addr, subno = self.cur_addr_subno()
            else:
                addr, subno = self.next_line_addr_subno()

            try:
                engine.render_from(TextSearchModel(self.search_str, self, addr, subno), addr, 10000000)
            except FoundException as res:
                self.goto_addr(res.args[0], col=res.args[1], from_addr=self.cur_addr())
            else:
                self.show_status("Not found: " + self.search_str)

        elif key == MENU_PREFS:
            uiprefs.handle(APP)

        elif key == MENU_PLUGIN:
            res = DTextEntry(30, "", title="Plugin module name:").result()
            self.redraw()
            if res:
                self.show_status("Running '%s' plugin..." % res)
                call_script(res)
                self.update_model()
                self.show_status("Plugin '%s' ran successfully" % res)
        else:
            self.show_status("Unbound key: " + repr(key))
Ejemplo n.º 4
0
    # Calc various offset based on show_bytes value
    APP.set_show_bytes(APP.show_bytes)

    # Strip suffix if any from def filename
    project_dir = project_name + ".scratchabit"

    if saveload.save_exists(project_dir):
        saveload.load_state(project_dir)
    else:
        for label, addr in ENTRYPOINTS:
            if engine.ADDRESS_SPACE.is_exec(addr):
                engine.add_entrypoint(addr)
            engine.ADDRESS_SPACE.make_unique_label(addr, label)
        def _progress(cnt):
            sys.stdout.write("Performing initial analysis... %d\r" % cnt)
        engine.analyze(_progress)
        print()

    #engine.print_address_map()

    if args.script:
        for script in args.script:
            call_script(script)
        if args.save:
            saveload.save_state(project_dir)
            sys.exit()

    addr_stack = []
    if os.path.exists(project_dir + "/session.addr_stack"):
        addr_stack = saveload.load_addr_stack(project_dir)
        print(addr_stack)
Ejemplo n.º 5
0
    def handle_edit_key(self, key):
        if key in ACTION_MAP:
            return ACTION_MAP[key](self)

        line = self.get_cur_line()
        if key == editor.KEY_ENTER:
            line = self.get_cur_line()
            log.info("Enter pressed: %s" % line)
            op_no = self.cur_operand_no(line)
            self.show_status("Enter pressed: %s, %s" % (self.col, op_no))
            to_addr = None
            # No longer try to jump only to addresses in args, parse
            # textual representation below
            if False and isinstance(line, engine.DisasmObj):
                if op_no >= 0:
                    o = line[op_no]
                    to_addr = o.get_addr()
                if to_addr is None:
                    o = line.get_operand_addr()
                    if o:
                        to_addr = o.get_addr()
            if to_addr is None:
                pos = self.col - line.LEADER_SIZE - len(line.indent)
                word = utils.get_word_at_pos(line.cache, pos)
                self.show_status("Enter pressed: %s, %s, %s" % (self.col, op_no, word))
                to_addr = self.resolve_expr(word)
                if to_addr is None:
                    self.show_status("Unknown address: %s" % word)
                    return
            self.goto_addr(to_addr, from_addr=self.cur_addr_subno())
        elif key == editor.KEY_ESC:
            if self.addr_stack:
                self.show_status("Returning")
                self.goto_addr(self.addr_stack.pop())
        elif key == b"q":
            res = ACTION_OK
            if self.model.AS.changed:
                res = DConfirmation("There're unsaved changes. Quit?").result()
            if res == ACTION_OK:
                return editor.KEY_QUIT
            self.redraw()
        elif key == b"\x1b[5;5~":  # Ctrl+PgUp
            self.goto_addr(self.model.AS.min_addr(), from_addr=line.ea)
        elif key == b"\x1b[6;5~":  # Ctrl+PgDn
            self.goto_addr(self.model.AS.max_addr(), from_addr=line.ea)
        elif key == b"c":
            addr = self.cur_addr()
            self.show_status("Analyzing at %x" % addr)
            engine.add_entrypoint(addr, False)
            engine.analyze(self.analyze_status)
            self.update_model()

        elif key == b"F":
            addr = self.cur_addr()
            fl = self.model.AS.get_flags(addr, 0xff)
            if not self.require_non_func(fl):
                return
            self.show_status("Retracing as a function...")
            self.model.AS.make_label("fun_", addr)
            engine.add_entrypoint(addr, True)
            engine.analyze(self.analyze_status)
            self.update_model()
            self.show_status("Retraced as a function")

        elif key == MENU_ADD_TO_FUNC:
            addr = self.cur_addr()
            if actions.add_code_to_func(APP, addr):
                self.update_model()

        elif key == b"d":
            addr = self.cur_addr()
            fl = self.model.AS.get_flags(addr)
            if not self.expect_flags(fl, (self.model.AS.DATA, self.model.AS.UNK)):
                return
            if fl == self.model.AS.UNK:
                self.model.AS.set_flags(addr, 1, self.model.AS.DATA, self.model.AS.DATA_CONT)
            else:
                sz = self.model.AS.get_unit_size(addr)
                self.model.undefine_unit(addr)
                sz *= 2
                if sz > 4: sz = 1
                self.model.AS.set_flags(addr, sz, self.model.AS.DATA, self.model.AS.DATA_CONT)
            self.update_model()
        elif key == b"f":
            addr = self.cur_addr()
            fl = self.model.AS.get_flags(addr)
            if not self.expect_flags(fl, (self.model.AS.UNK,)):
                return

            off, area = self.model.AS.addr2area(self.cur_addr())
            # Don't cross area boundaries with filler
            remaining = area[engine.END] - addr + 1
            sz = 0
            while remaining:
                try:
                    fl = self.model.AS.get_flags(addr)
                except engine.InvalidAddrException:
                    break
                if fl != self.model.AS.UNK:
                    break
                b = self.model.AS.get_byte(addr)
                if b not in (0, 0xff):
                    self.show_status("Filler must consist of 0x00 or 0xff")
                    return
                sz += 1
                addr += 1
                remaining -= 1
            if sz > 0:
                self.model.AS.make_filler(self.cur_addr(), sz)
                self.update_model()

        elif key == b"u":
            addr = self.cur_addr()
            self.model.undefine_unit(addr)
            self.update_model()

        elif key == b"h":
            op_no = self.cur_operand_no(self.get_cur_line())
            if op_no >= 0:
                addr = self.cur_addr()
                subtype = self.model.AS.get_arg_prop(addr, op_no, "subtype")
                if subtype != engine.IMM_ADDR:
                    next_subtype = {
                        engine.IMM_UHEX: engine.IMM_UDEC,
                        engine.IMM_UDEC: engine.IMM_UHEX,
                    }
                    self.model.AS.set_arg_prop(addr, op_no, "subtype", next_subtype[subtype])
                    self.redraw()
                    self.show_status("Changed arg #%d to %s" % (op_no, next_subtype[subtype]))
        elif key == b"o":
            addr = self.cur_addr()
            line = self.get_cur_line()
            o = line.get_operand_addr()
            if not o:
                self.show_status("Cannot convert operand to offset")
                return
            if o.type != idaapi.o_imm or not self.model.AS.is_valid_addr(o.get_addr()):
                self.show_status("Cannot convert operand to offset: #%s: %s" % (o.n, o.type))
                return

            if self.model.AS.get_arg_prop(addr, o.n, "subtype") == engine.IMM_ADDR:
                self.model.AS.unmake_arg_offset(addr, o.n, o.get_addr())
            else:
                self.model.AS.make_arg_offset(addr, o.n, o.get_addr())
            self.update_model(True)
        elif key == b";":
            addr = self.cur_addr()
            comment = self.model.AS.get_comment(addr) or ""
            res = DMultiEntry(60, 5, comment.split("\n"), title="Comment:").result()
            if res != ACTION_CANCEL:
                res = "\n".join(res).rstrip("\n")
                self.model.AS.set_comment(addr, res)
                self.update_model()
            else:
                self.redraw()
        elif key == b"n":
            addr = self.cur_addr()
            label = self.model.AS.get_label(addr)
            def_label = self.model.AS.get_default_label(addr)
            s = label or def_label
            while True:
                res = DTextEntry(30, s, title="New label:").result()
                if not res:
                    break
                if res == def_label:
                    res = addr
                else:
                    if self.model.AS.label_exists(res):
                        s = res
                        self.show_status("Duplicate label")
                        continue
                self.model.AS.set_label(addr, res)
                if not label:
                    # If it's new label, we need to add it to model
                    self.update_model()
                    return
                break
            self.redraw()

        elif key == editor.KEY_F1:
            help.help(self)
            self.redraw()
        elif key == b"S":
            self.show_status("Saving...")
            saveload.save_state(project_dir)
            self.model.AS.changed = False
            self.show_status("Saved.")
        elif key == b"\x11":  # ^Q
            class IssueList(WListBox):
                def render_line(self, l):
                    return "%08x %s" % l
            d = Dialog(4, 4, title="Problems list")
            lw = IssueList(40, 16, self.model.AS.get_issues())
            lw.finish_dialog = ACTION_OK
            d.add(1, 1, lw)
            res = d.loop()
            self.redraw()
            if res == ACTION_OK:
                val = lw.get_cur_line()
                if val:
                    self.goto_addr(val[0], from_addr=self.cur_addr())

        elif key == b"i":
            off, area = self.model.AS.addr2area(self.cur_addr())
            props = area[engine.PROPS]
            percent = 100 * off / (area[engine.END] - area[engine.START] + 1)
            func = self.model.AS.lookup_func(self.cur_addr())
            func = self.model.AS.get_label(func.start) if func else None
            status = "Area: 0x%x %s (%s): %.1f%%, func: %s" % (
                area[engine.START], props.get("name", "noname"), props["access"], percent, func
            )
            subarea = self.model.AS.lookup_subarea(self.cur_addr())
            if subarea:
                status += ", subarea: " + subarea[2]
            self.show_status(status)
        elif key == b"I":
            from scratchabit import memmap
            addr = memmap.show(self.model.AS, self.cur_addr())
            if addr is not None:
                self.goto_addr(addr, from_addr=self.cur_addr())
            self.redraw()
        elif key == b"W":
            out_fname = "out.lst"
            with open(out_fname, "w") as f:
                engine.render_partial(actions.TextSaveModel(f, self), 0, 0, 10000000)
            self.show_status("Disassembly listing written: " + out_fname)
        elif key == b"\x17":  # Ctrl+W
            outfile = actions.write_func_by_addr(APP, self.cur_addr(), feedback_obj=self)
            if outfile:
                self.show_status("Wrote file: %s" % outfile)
        elif key == b"\x15":  # Ctrl+U
            # Next undefined
            addr = self.cur_addr()
            flags = self.model.AS.get_flags(addr)
            if flags == self.model.AS.UNK:
                # If already on undefined, skip the current stride of them,
                # as they indeed go in batches.
                while True:
                    flags = self.model.AS.get_flags(addr)
                    if flags != self.model.AS.UNK:
                        break
                    addr = self.model.AS.next_addr(addr)
                    if addr is None:
                        break

            if addr is not None:
                while True:
                    flags = self.model.AS.get_flags(addr)
                    if flags == self.model.AS.UNK:
                        self.goto_addr(addr, from_addr=self.cur_addr())
                        break
                    addr = self.model.AS.next_addr(addr)
                    if addr is None:
                        break

            if addr is None:
                self.show_status("There're no further undefined strides")

        elif key == b"\x06":  # Ctrl+F
            # Next non-function
            addr = self.cur_addr()
            flags = self.model.AS.get_flags(addr, 0xff)
            if flags == self.model.AS.CODE:
                # If already on non-func code, skip the current stride of it,
                # as it indeed go in batches.
                while True:
                    flags = self.model.AS.get_flags(addr, 0xff)
                    self.show_status("fl=%x" % flags)
                    if flags not in (self.model.AS.CODE, self.model.AS.CODE_CONT):
                        break
                    addr = self.model.AS.next_addr(addr)
                    if addr is None:
                        break

            if addr is not None:
                while True:
                    flags = self.model.AS.get_flags(addr, 0xff)
                    if flags == self.model.AS.CODE:
                        self.goto_addr(addr, from_addr=self.cur_addr())
                        break
                    addr = self.model.AS.next_addr(addr)
                    if addr is None:
                        break

            if addr is None:
                self.show_status("There're no further non-function code strides")

        elif key in (b"/", b"?"):  # "/" and Shift+"/"

            class FoundException(Exception): pass

            class TextSearchModel(engine.Model):
                def __init__(self, substr, ctrl, this_addr, this_subno):
                    super().__init__()
                    self.search = substr
                    self.ctrl = ctrl
                    self.this_addr = this_addr
                    self.this_subno = this_subno
                    self.cnt = 0
                def add_line(self, addr, line):
                    super().add_line(addr, line)
                    # Skip virtual lines before the line from which we started
                    if addr == self.this_addr and line.subno < self.this_subno:
                        return
                    txt = line.render()
                    idx = txt.find(self.search)
                    if idx != -1:
                        raise FoundException((addr, line.subno), idx + line.LEADER_SIZE + len(line.indent))
                    if self.cnt % 256 == 0:
                        self.ctrl.show_status("Searching: 0x%x" % addr)
                    self.cnt += 1
                    # Don't accumulate lines
                    self._lines = []
                    self._addr2line = {}

            if key == b"/":
                d = Dialog(4, 4, title="Text Search")
                d.add(1, 1, WLabel("Search for:"))
                entry = WTextEntry(20, self.search_str)
                entry.finish_dialog = ACTION_OK
                d.add(13, 1, entry)
                res = d.loop()
                self.redraw()
                self.search_str = entry.get_text()
                if res != ACTION_OK or not self.search_str:
                    return
                addr, subno = self.cur_addr_subno()
            else:
                addr, subno = self.next_line_addr_subno()

            try:
                engine.render_from(TextSearchModel(self.search_str, self, addr, subno), addr, 10000000)
            except FoundException as res:
                self.goto_addr(res.args[0], col=res.args[1], from_addr=self.cur_addr())
            else:
                self.show_status("Not found: " + self.search_str)

        elif key == MENU_PREFS:
            uiprefs.handle(APP)

        elif key == MENU_PLUGIN:
            res = DTextEntry(30, "", title="Plugin module name:").result()
            self.redraw()
            if res:
                self.show_status("Running '%s' plugin..." % res)
                call_script(res)
                self.update_model()
                self.show_status("Plugin '%s' ran successfully" % res)
        else:
            self.show_status("Unbound key: " + repr(key))
Ejemplo n.º 6
0
    # Calc various offset based on show_bytes value
    APP.set_show_bytes(APP.show_bytes)

    # Strip suffix if any from def filename
    project_dir = project_name + ".scratchabit"

    if saveload.save_exists(project_dir):
        saveload.load_state(project_dir)
    else:
        for label, addr in ENTRYPOINTS:
            if engine.ADDRESS_SPACE.is_exec(addr):
                engine.add_entrypoint(addr)
            engine.ADDRESS_SPACE.make_unique_label(addr, label)
        def _progress(cnt):
            sys.stdout.write("Performing initial analysis... %d\r" % cnt)
        engine.analyze(_progress)
        print()

    #engine.print_address_map()

    if args.script:
        for script in args.script:
            call_script(script)
        if args.save:
            saveload.save_state(project_dir)
            sys.exit()

    addr_stack = []
    if os.path.exists(project_dir + "/session.addr_stack"):
        addr_stack = saveload.load_addr_stack(project_dir)
        print(addr_stack)
Ejemplo n.º 7
0
def SetRegEx(ea, reg, val, tag):
    if (engine.ADDRESS_SPACE.is_valid_addr(ea)):
        SetReg(ea, reg, val)
        engine.add_entrypoint(ea, False)
        engine.analyze()