From bfc6fae472457c37abafb3818b44f0bd639be6cc Mon Sep 17 00:00:00 2001 From: Paul Kehrer Date: Wed, 16 Jan 2019 19:10:48 -0600 Subject: support bytes-like keys in CMAC and HMAC contexts (#4701) --- src/cryptography/hazmat/backends/openssl/cmac.py | 3 ++- src/cryptography/hazmat/backends/openssl/hmac.py | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/cryptography/hazmat/backends/openssl/cmac.py b/src/cryptography/hazmat/backends/openssl/cmac.py index e20f66d3..bc88f336 100644 --- a/src/cryptography/hazmat/backends/openssl/cmac.py +++ b/src/cryptography/hazmat/backends/openssl/cmac.py @@ -36,8 +36,9 @@ class _CMACContext(object): self._backend.openssl_assert(ctx != self._backend._ffi.NULL) ctx = self._backend._ffi.gc(ctx, self._backend._lib.CMAC_CTX_free) + key_ptr = self._backend._ffi.from_buffer(self._key) res = self._backend._lib.CMAC_Init( - ctx, self._key, len(self._key), + ctx, key_ptr, len(self._key), evp_cipher, self._backend._ffi.NULL ) self._backend.openssl_assert(res == 1) diff --git a/src/cryptography/hazmat/backends/openssl/hmac.py b/src/cryptography/hazmat/backends/openssl/hmac.py index 99c43f2a..b606e111 100644 --- a/src/cryptography/hazmat/backends/openssl/hmac.py +++ b/src/cryptography/hazmat/backends/openssl/hmac.py @@ -32,8 +32,9 @@ class _HMACContext(object): algorithm.name), _Reasons.UNSUPPORTED_HASH ) + key_ptr = self._backend._ffi.from_buffer(key) res = self._backend._lib.HMAC_Init_ex( - ctx, key, len(key), evp_md, self._backend._ffi.NULL + ctx, key_ptr, len(key), evp_md, self._backend._ffi.NULL ) self._backend.openssl_assert(res != 0) -- cgit v1.2.3