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author | Benjamin Barenblat <bbaren@google.com> | 2018-08-02 17:19:33 -0400 |
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committer | Benjamin Barenblat <bbaren@google.com> | 2018-08-02 17:19:33 -0400 |
commit | 44a6b5738f73b5281c3630c507aeece75e6ee952 (patch) | |
tree | c55ae9fe7260b7f16244b5dd220bc7f806a9fc79 /src/Data/HMAC.hs | |
parent | 2152e7728db7e0cf86ea23d29a05294af24b6898 (diff) |
Factor out common char* ↔ unsigned char* cast
Diffstat (limited to 'src/Data/HMAC.hs')
-rw-r--r-- | src/Data/HMAC.hs | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/src/Data/HMAC.hs b/src/Data/HMAC.hs index 29b6ce0..a6b72fe 100644 --- a/src/Data/HMAC.hs +++ b/src/Data/HMAC.hs @@ -21,13 +21,11 @@ module Data.HMAC import Data.ByteString (ByteString) import qualified Data.ByteString.Lazy as ByteString.Lazy import qualified Data.ByteString.Unsafe as ByteString -import Foreign (Ptr) -import Foreign.C.Types import Foreign.Marshal.Unsafe (unsafeLocalState) -import Unsafe.Coerce (unsafeCoerce) import BTLS.BoringSSL.Base import BTLS.BoringSSL.HMAC +import BTLS.Cast (asCUCharBuf) import BTLS.ConstantTimeEquals (constantTimeEquals) import BTLS.Types (SecretKey(SecretKey)) import Data.Digest.Internal @@ -65,6 +63,3 @@ hmac (Algorithm md) (SecretKey key) = -- in Data.Digest, we'll let Haskell reinterpret-cast the buffers. update ctx buf len = hmacUpdate ctx (asCUCharBuf buf) len finalize ctx hmacOut pOutSize = hmacFinal ctx (asCUCharBuf hmacOut) pOutSize - - asCUCharBuf :: Ptr CChar -> Ptr CUChar - asCUCharBuf = unsafeCoerce |