Method search_pattern_by_address

tools/gef.py:5735–5764

Search a pattern within a range defined by arguments.

(self, pattern: str, start_address: int, end_address: int)

        return

    def search_pattern_by_address(self, pattern: str, start_address: int, end_address: int) -> List[Tuple[int, int, Optional[str]]]:
        """Search a pattern within a range defined by arguments."""
        _pattern = gef_pybytes(pattern)
        step = self["nr_pages_chunk"] * gef.session.pagesize
        locations = []

        for chunk_addr in range(start_address, end_address, step):
            if chunk_addr + step > end_address:
                chunk_size = end_address - chunk_addr
            else:
                chunk_size = step

            try:
                mem = gef.memory.read(chunk_addr, chunk_size)
            except gdb.MemoryError as e:
                return []

            for match in re.finditer(_pattern, mem):
                start = chunk_addr + match.start()
                if is_ascii_string(start):
                    ustr = gef.memory.read_ascii_string(start) or ""
                    end = start + len(ustr)
                else:
                    ustr = gef_pystring(_pattern) + "[...]"
                    end = start + len(_pattern)
                locations.append((start, end, ustr))

            del mem

        return locations

    def search_binpattern_by_address(self, binpattern: bytes, start_address: int, end_address: int) -> List[Tuple[int, int, Optional[str]]]:
        """Search a binary pattern within a range defined by arguments."""