| # -*- coding: ascii -*- | |
| # | |
| # pct_warnings.py : PyCrypto warnings file | |
| # | |
| # Written in 2008 by Dwayne C. Litzenberger <dlitz@dlitz.net> | |
| # | |
| # =================================================================== | |
| # The contents of this file are dedicated to the public domain. To | |
| # the extent that dedication to the public domain is not available, | |
| # everyone is granted a worldwide, perpetual, royalty-free, | |
| # non-exclusive license to exercise all rights associated with the | |
| # contents of this file for any purpose whatsoever. | |
| # No rights are reserved. | |
| # | |
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
| # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
| # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
| # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
| # BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
| # ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
| # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
| # SOFTWARE. | |
| # =================================================================== | |
| # | |
| # Base classes. All our warnings inherit from one of these in order to allow | |
| # the user to specifically filter them. | |
| # | |
| class CryptoWarning(Warning): | |
| """Base class for PyCrypto warnings""" | |
| class CryptoDeprecationWarning(DeprecationWarning, CryptoWarning): | |
| """Base PyCrypto DeprecationWarning class""" | |
| class CryptoRuntimeWarning(RuntimeWarning, CryptoWarning): | |
| """Base PyCrypto RuntimeWarning class""" | |
| # | |
| # Warnings that we might actually use | |
| # | |
| class RandomPool_DeprecationWarning(CryptoDeprecationWarning): | |
| """Issued when Crypto.Util.randpool.RandomPool is instantiated.""" | |
| class ClockRewindWarning(CryptoRuntimeWarning): | |
| """Warning for when the system clock moves backwards.""" | |
| class GetRandomNumber_DeprecationWarning(CryptoDeprecationWarning): | |
| """Issued when Crypto.Util.number.getRandomNumber is invoked.""" | |
| class PowmInsecureWarning(CryptoRuntimeWarning): | |
| """Warning for when _fastmath is built without mpz_powm_sec""" | |
| # By default, we want this warning to be shown every time we compensate for | |
| # clock rewinding. | |
| import warnings as _warnings | |
| _warnings.filterwarnings('always', category=ClockRewindWarning, append=1) | |
| # vim:set ts=4 sw=4 sts=4 expandtab: | |