"""
Auto-generated Python stub file from mbuddy.py
Module: mbuddy
"""


import t, c
from stdint import *
import string
import atom

MBUDDY_MIN_BLOCK: t.CDefine = 32   # 最小块大小 (字节)，需 >= 16 以容纳链表指针
MBUDDY_MAX_ORDERS: t.CDefine = 32  # 最大阶数数量
MBUDDY_HEADER_SIZE: t.CDefine = 8  # 块头大小 (存储阶数)

def _largest_pow2_le(val: t.CSizeT) -> t.CSizeT: pass

def _block_size_at_order(order: t.CInt) -> t.CSizeT: pass


class MBuddy:
    mem: t.CVoid | t.CPtr
    mem_size: t.CSizeT
    max_order: t.CInt
    free_lists: t.CUInt64T | t.CPtr
    lock_val: t.CVolatile | t.CInt
    def __init__(self: MBuddy, arena: t.CVoid | t.CPtr, arena_size: t.CSizeT) -> t.CInt: pass
    def __enter__(self: MBuddy) -> 'MBuddy' | t.CPtr: pass
    def __exit__(self: MBuddy) -> t.CInt: pass
    def reset(self: MBuddy) -> t.CInt: pass
    def _fl_push(self: MBuddy, order: t.CInt, block: t.CVoid | t.CPtr) -> t.CInt: pass
    def _fl_pop(self: MBuddy, order: t.CInt) -> t.CVoid | t.CPtr: pass
    def _fl_find_and_remove(self: MBuddy, order: t.CInt, target: t.CVoid | t.CPtr) -> t.CInt: pass
    def _buddy_of(self: MBuddy, block: t.CVoid | t.CPtr, order: t.CInt) -> t.CVoid | t.CPtr: pass
    def _order_for_size(self: MBuddy, size: t.CSizeT) -> t.CInt: pass
    def _split_to_order(self: MBuddy, to_order: t.CInt) -> t.CVoid | t.CPtr: pass
    def _coalesce(self: MBuddy, block: t.CVoid | t.CPtr, order: t.CInt) -> t.CInt: pass
    def _is_valid_ptr(self: MBuddy, ptr: t.CVoid | t.CPtr) -> t.CInt: pass
    def _fl_count(self: MBuddy, order: t.CInt) -> t.CSizeT: pass
    def _lock(self: MBuddy) -> t.CInt: pass
    def _unlock(self: MBuddy) -> t.CInt: pass
    def alloc(self: MBuddy, size: t.CSizeT) -> t.CVoid | t.CPtr: pass
    def free(self: MBuddy, ptr: t.CVoid | t.CPtr) -> t.CInt: pass
    def calloc(self: MBuddy, count: t.CSizeT, size: t.CSizeT) -> t.CVoid | t.CPtr: pass
    def realloc(self: MBuddy, ptr: t.CVoid | t.CPtr, new_size: t.CSizeT) -> t.CVoid | t.CPtr: pass
    def stats(self: MBuddy) -> t.CSizeT: pass
    def free_count(self: MBuddy) -> t.CSizeT: pass
    def self_check(self: MBuddy) -> t.CInt: pass