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| 1 # |
| 2 # Random/OSRNG/__init__.py : Platform-independent OS RNG API |
| 3 # |
| 4 # Written in 2008 by Dwayne C. Litzenberger <dlitz@dlitz.net> |
| 5 # |
| 6 # =================================================================== |
| 7 # The contents of this file are dedicated to the public domain. To |
| 8 # the extent that dedication to the public domain is not available, |
| 9 # everyone is granted a worldwide, perpetual, royalty-free, |
| 10 # non-exclusive license to exercise all rights associated with the |
| 11 # contents of this file for any purpose whatsoever. |
| 12 # No rights are reserved. |
| 13 # |
| 14 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 15 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 16 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 17 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| 18 # BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| 19 # ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 20 # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 21 # SOFTWARE. |
| 22 # =================================================================== |
| 23 |
| 24 """Provides a platform-independent interface to the random number generators |
| 25 supplied by various operating systems.""" |
| 26 |
| 27 __revision__ = "$Id$" |
| 28 |
| 29 import os |
| 30 |
| 31 if os.name == 'posix': |
| 32 from Crypto.Random.OSRNG.posix import new |
| 33 elif os.name == 'nt': |
| 34 from Crypto.Random.OSRNG.nt import new |
| 35 elif hasattr(os, 'urandom'): |
| 36 from Crypto.Random.OSRNG.fallback import new |
| 37 else: |
| 38 raise ImportError("Not implemented") |
| 39 |
| 40 # vim:set ts=4 sw=4 sts=4 expandtab: |
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