Missing optional lib

1 files changed, 60 insertions, 0 deletions

diff --git a/lib/Python/Lib/Crypto/pct_warnings.py b/lib/Python/Lib/Crypto/pct_warnings.py
new file mode 100644
index 000000000..9b4361e4d
--- /dev/null
+++ b/lib/Python/Lib/Crypto/pct_warnings.py
@@ -0,0 +1,60 @@
+# -*- 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: