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author | Paul Kehrer <paul.l.kehrer@gmail.com> | 2019-02-21 12:53:45 +0800 |
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committer | Alex Gaynor <alex.gaynor@gmail.com> | 2019-02-20 23:53:45 -0500 |
commit | e1f7e0978231f73382f95b864200fdeca7d37bb7 (patch) | |
tree | ea0c6c6362b62bf634922b94113e37a43f2fdfd9 /docs/hazmat/primitives | |
parent | 5cfaa5b79d446e1c63de3948e7558cd00561ea1f (diff) | |
download | cryptography-e1f7e0978231f73382f95b864200fdeca7d37bb7.tar.gz cryptography-e1f7e0978231f73382f95b864200fdeca7d37bb7.tar.bz2 cryptography-e1f7e0978231f73382f95b864200fdeca7d37bb7.zip |
add an EC OID to curve dictionary mapping (#4759)
* add an EC OID to curve dictionary mapping
* oid_to_curve function
* changelog and docs fix
* rename to get_curve_for_oid
Diffstat (limited to 'docs/hazmat/primitives')
-rw-r--r-- | docs/hazmat/primitives/asymmetric/ec.rst | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/docs/hazmat/primitives/asymmetric/ec.rst b/docs/hazmat/primitives/asymmetric/ec.rst index d89fde3d..0035e5b0 100644 --- a/docs/hazmat/primitives/asymmetric/ec.rst +++ b/docs/hazmat/primitives/asymmetric/ec.rst @@ -926,6 +926,21 @@ Elliptic Curve Object Identifiers Corresponds to the dotted string ``"1.3.132.0.39"``. +.. function:: get_curve_for_oid(oid) + + .. versionadded:: 2.6 + + A function that takes an :class:`~cryptography.x509.ObjectIdentifier` + and returns the associated elliptic curve class. + + :param oid: An instance of + :class:`~cryptography.x509.ObjectIdentifier`. + + :returns: The matching elliptic curve class. The returned class conforms + to the :class:`EllipticCurve` interface. + + :raises LookupError: Raised if no elliptic curve is found that matches + the provided object identifier. .. _`FIPS 186-3`: https://csrc.nist.gov/csrc/media/publications/fips/186/3/archive/2009-06-25/documents/fips_186-3.pdf .. _`FIPS 186-4`: https://csrc.nist.gov/publications/detail/fips/186/4/final |