[Python-Dev] cpython: Issue #18582: provide a faster C implementation of pbkdf2_hmac that works with (original) (raw)

Christian Heimes christian at python.org
Sat Oct 19 15:36:02 CEST 2013

Am 19.10.2013 14:54, schrieb Antoine Pitrou:

On Sat, 19 Oct 2013 14:25:28 +0200 (CEST) christian.heimes <python-checkins at python.org> wrote:

- .. note:: A fast implementation of pbkdf2hmac is only available with - OpenSSL 1.0 and newer. The Python implementation uses an inline - version of :mod:hmac and is about three times slower. Contrary to - OpenSSL's current code the length of the password has only a minimal - impact on the runtime of the Python implementation. + .. note:: A fast implementation of pbkdf2hmac is available with OpenSSL. + The Python implementation uses an inline version of :mod:hmac. It is + about three times slower and doesn't release the GIL. The documentation should stop talking about the Python implementation if the C implementation is always used by default.

The C implementation is not used if Python is not compiled with OpenSSL support.

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