def parse_wave_nodes(cfg, wave: int) -> list:
    return list(filter(lambda node: node["wave"] == wave, cfg["nodes"]))


def parse_procaddr_calls(cfg, wave: int) -> list:
    res = []
    wave_nodes: list[dict] = parse_wave_nodes(cfg, wave)
    for node in wave_nodes:
        if "syscalls" in node.keys():
            for syscall in node["syscalls"]:
                if syscall["name"] == "KERNEL32.DLL!GetProcAddress":
                    funcname = syscall["arguments"][-1].split('"')[1]
                    func_addr = syscall["return"]
                    res.append({"name": funcname, "addr": func_addr})
    return res


def parse_syscalls(cfg, wave: int) -> list[dict[str, str]]:
    res: list[dict[str, str]] = []
    wave_nodes: list[dict] = parse_wave_nodes(cfg, wave)
    no_repeat = []
    for node in wave_nodes:
        if "syscalls" in node.keys():
            for syscall in node["syscalls"]:
                if node["last_instr"] in no_repeat:
                    continue
                adress = node["last_instr"]  # call is at the end of the basic block
                name = syscall["name"]
                # current_instruction = node["instructions"][-1]["mnemonic"]
                no_repeat.append(adress)
                res.append({"adress": adress, "name": name})
    return res


def parse_wave_entrypoint(cfg, wave: int) -> int:
    return int(parse_wave_nodes(cfg, wave)[0]["start"], 16)


def parse_bb_registers(cfg, wave: int, n_bb: int) -> dict[str, str]:
    return parse_wave_nodes(cfg, wave)[n_bb]["registers"]