Modules.py 文件源码

def LoadModule(platform, name, path):
    global g_NextLibBase

    if platform is not None:
        os_type = platform[:3]
        if os_type == "iOS":
            # check if it is custom or system framework
            app_idx = path.find(".app")

            if app_idx >=0:
                # custom framework
                local_path = path[app_idx+4:]
                bin_path = os.path.dirname(get_input_file_path())
                path = bin_path + local_path
            else:
                # system framework
                os_ver = platform[4:]
                home = os.path.expanduser("~")
                path = home + "/Library/Developer/Xcode/iOS DeviceSupport/" + os_ver + "/Symbols" + path

            # check if framework exists
            if os.path.exists(path) == False:
                fl_log("FridaLink: invalid path [ " + path + " ]\n")
                return

    fl_log("FridaLink: loading module '" + name + "' from [ " + path + " ]\n")
    res = load_loader_module(None, "macho", str(path), False)
    if res != 0:
        Wait()

        seg = get_segm_by_name("HEADER").startEA
        set_segm_name(getseg(seg), name)
        Wait()
        fl_log("FridaLink: set first sector name for loaded module to '" + name + "'\n")

        if seg < g_AppBase:
            fl_log("FridaLink: move module '" + name + "' to " + ('0x%012x' % g_NextLibBase) + "\n")

            # Move back all segments before main one (usually for OSX modules)
            while seg < g_AppBase:
                fl_log(('  0x%012x' % SegStart(seg)) + " -> " + ('0x%012x' % (SegStart(seg) + g_NextLibBase)) + ": " + SegName(seg) + "\n")
                MoveSegm(SegStart(seg), SegStart(seg) + g_NextLibBase, 0)
                Wait()
                seg = FirstSeg()

            g_NextLibBase += kModuleAlignment
            fl_log("FridaLink: next module base = " + ("0x%012x" % g_NextLibBase) + "\n")