| # |
| # gdb helper commands and functions for Linux kernel debugging |
| # |
| # module tools |
| # |
| # Copyright (c) Siemens AG, 2013 |
| # |
| # Authors: |
| # Jan Kiszka <jan.kiszka@siemens.com> |
| # |
| # This work is licensed under the terms of the GNU GPL version 2. |
| # |
| |
| import gdb |
| |
| from linux import utils |
| |
| |
| module_type = utils.CachedType("struct module") |
| |
| |
| class ModuleList: |
| def __init__(self): |
| global module_type |
| self.module_ptr_type = module_type.get_type().pointer() |
| modules = gdb.parse_and_eval("modules") |
| self.curr_entry = modules['next'] |
| self.end_of_list = modules.address |
| |
| def __iter__(self): |
| return self |
| |
| def next(self): |
| entry = self.curr_entry |
| if entry != self.end_of_list: |
| self.curr_entry = entry['next'] |
| return utils.container_of(entry, self.module_ptr_type, "list") |
| else: |
| raise StopIteration |