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| Dir : //proc/self/root/opt/saltstack/salt/lib/python3.10/site-packages/zmq/utils/interop.py |
"""Utils for interoperability with other libraries.
Just CFFI pointer casting for now.
"""
# Copyright (C) PyZMQ Developers
# Distributed under the terms of the Modified BSD License.
from typing import Any
def cast_int_addr(n: Any) -> int:
"""Cast an address to a Python int
This could be a Python integer or a CFFI pointer
"""
if isinstance(n, int):
return n
try:
import cffi # type: ignore
except ImportError:
pass
else:
# from pyzmq, this is an FFI void *
ffi = cffi.FFI()
if isinstance(n, ffi.CData):
return int(ffi.cast("size_t", n))
raise ValueError("Cannot cast %r to int" % n)