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from __future__ import absolute_import
"""M2Crypto wrapper for OpenSSL Error API.
Copyright (c) 1999-2003 Ng Pheng Siong. All rights reserved."""
from M2Crypto import BIO, m2, util, six # noqa
from typing import Optional # noqa
def get_error():
# type: () -> Optional[str]
err = BIO.MemoryBuffer()
m2.err_print_errors(err.bio_ptr())
err_msg = err.read()
if err_msg:
return six.ensure_text(err_msg)
def get_error_code():
# type: () -> int
return m2.err_get_error()
def peek_error_code():
# type: () -> int
return m2.err_peek_error()
def get_error_lib(err):
# type: (Optional[int]) -> str
err_str = m2.err_lib_error_string(err)
return six.ensure_text(err_str) if err_str else ''
def get_error_func(err):
# type: (Optional[int]) -> str
err_str = m2.err_func_error_string(err)
return six.ensure_text(err_str) if err_str else ''
def get_error_reason(err):
# type: (Optional[int]) -> str
err_str = m2.err_reason_error_string(err)
return six.ensure_text(err_str) if err_str else ''
def get_error_message():
# type: () -> str
return six.ensure_text(get_error_reason(get_error_code()))
def get_x509_verify_error(err):
# type: (Optional[int]) -> str
err_str = m2.x509_get_verify_error(err)
return six.ensure_text(err_str) if err_str else ''
class SSLError(Exception):
def __init__(self, err, client_addr):
# type: (int, util.AddrType) -> None
self.err = err
self.client_addr = client_addr
def __str__(self):
# type: () -> str
if not isinstance(self.client_addr, six.text_type):
s = self.client_addr.decode('utf8')
else:
s = self.client_addr
return "%s: %s: %s" % (get_error_func(self.err), s,
get_error_reason(self.err))
class M2CryptoError(Exception):
pass
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