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# Copyright 2019-present MongoDB, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from pymongocrypt.binding import _to_string, ffi, lib
class MongoCryptError(Exception):
def __init__(self, msg, code=-1):
"""Top level Exception for all MongoCrypt errors.
:Parameters:
- `msg`: An error message.
- `code`: The mongocrypt_status_t code.
"""
super().__init__(msg)
self.code = code
@classmethod
def from_status(cls, status):
"""Constructs an error from a mongocrypt_status_t.
:Parameters:
- `status`: A CFFI mongocrypt_status_t.
"""
if lib.mongocrypt_status_ok(status):
raise ValueError("status must not be ok")
msg = _to_string(lib.mongocrypt_status_message(status, ffi.NULL))
return cls(msg, lib.mongocrypt_status_code(status))
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