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author | Alex Gaynor <alex.gaynor@gmail.com> | 2016-12-13 21:05:35 -0500 |
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committer | Paul Kehrer <paul.l.kehrer@gmail.com> | 2016-12-13 20:05:35 -0600 |
commit | 0e8cdf1023f6e2045de444b1c7e09f40cccf019e (patch) | |
tree | eb6241baa5c66447c988a5c45fed7f0cb77b8022 /src/cryptography/hazmat/backends/openssl/ciphers.py | |
parent | 874445aea9e2d07a94444855ccfeaa3082de26a9 (diff) | |
download | cryptography-0e8cdf1023f6e2045de444b1c7e09f40cccf019e.tar.gz cryptography-0e8cdf1023f6e2045de444b1c7e09f40cccf019e.tar.bz2 cryptography-0e8cdf1023f6e2045de444b1c7e09f40cccf019e.zip |
Drop 1.0.0 (#3312)
* delete the 1.0.0 support
* drop the version check
* drop the AES-CTR stuff
* Update the example
* openssl truncates for us now
* delete unused test
* unused imports
* Remove a bunch of conditional bindings for NPN
* no more 1.0.0 builders
* libressl fix
* update the docs
* remove dead branches
* oops
* this is a word, damnit
* spelling
* try removing this
* this test is not needed
* unused import
Diffstat (limited to 'src/cryptography/hazmat/backends/openssl/ciphers.py')
-rw-r--r-- | src/cryptography/hazmat/backends/openssl/ciphers.py | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/src/cryptography/hazmat/backends/openssl/ciphers.py b/src/cryptography/hazmat/backends/openssl/ciphers.py index bd5dfb31..898b3497 100644 --- a/src/cryptography/hazmat/backends/openssl/ciphers.py +++ b/src/cryptography/hazmat/backends/openssl/ciphers.py @@ -167,38 +167,3 @@ class _CipherContext(object): self._backend.openssl_assert(res != 0) tag = utils.read_only_property("_tag") - - -@utils.register_interface(ciphers.CipherContext) -class _AESCTRCipherContext(object): - """ - This is needed to provide support for AES CTR mode in OpenSSL 1.0.0. It can - be removed when we drop 1.0.0 support (RHEL 6.4 is the only thing that - ships it). - """ - def __init__(self, backend, cipher, mode): - self._backend = backend - - self._key = self._backend._ffi.new("AES_KEY *") - res = self._backend._lib.AES_set_encrypt_key( - cipher.key, len(cipher.key) * 8, self._key - ) - self._backend.openssl_assert(res == 0) - self._ecount = self._backend._ffi.new("unsigned char[]", 16) - self._nonce = self._backend._ffi.new("unsigned char[16]", mode.nonce) - self._num = self._backend._ffi.new("unsigned int *", 0) - - def update(self, data): - buf = self._backend._ffi.new("unsigned char[]", len(data)) - self._backend._lib.AES_ctr128_encrypt( - data, buf, len(data), self._key, self._nonce, - self._ecount, self._num - ) - return self._backend._ffi.buffer(buf)[:] - - def finalize(self): - self._key = None - self._ecount = None - self._nonce = None - self._num = None - return b"" |