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Merge pull request #328 from ocheron/aead-thunks

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Avoid thunk leak with AEAD state
This commit is contained in:
Olivier Chéron 2020-07-20 19:06:59 +02:00
commit 10dc63c51f
1 changed files with 5 additions and 5 deletions
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10
Crypto/Cipher/Types/AEAD.hs
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@ -27,24 +27,24 @@ data AEADModeImpl st = AEADModeImpl
-- | Authenticated Encryption with Associated Data algorithms
data AEAD cipher = forall st . AEAD
{ aeadModeImpl :: AEADModeImpl st
, aeadState :: st
, aeadState :: !st
}
-- | Append some header information to an AEAD context
aeadAppendHeader :: ByteArrayAccess aad => AEAD cipher -> aad -> AEAD cipher
aeadAppendHeader (AEAD impl st) aad = AEAD impl $ (aeadImplAppendHeader impl) st aad
aeadAppendHeader (AEAD impl st) aad = AEAD impl $ aeadImplAppendHeader impl st aad
-- | Encrypt some data and update the AEAD context
aeadEncrypt :: ByteArray ba => AEAD cipher -> ba -> (ba, AEAD cipher)
aeadEncrypt (AEAD impl st) ba = second (AEAD impl) $ (aeadImplEncrypt impl) st ba
aeadEncrypt (AEAD impl st) ba = second (AEAD impl) $ aeadImplEncrypt impl st ba
-- | Decrypt some data and update the AEAD context
aeadDecrypt :: ByteArray ba => AEAD cipher -> ba -> (ba, AEAD cipher)
aeadDecrypt (AEAD impl st) ba = second (AEAD impl) $ (aeadImplDecrypt impl) st ba
aeadDecrypt (AEAD impl st) ba = second (AEAD impl) $ aeadImplDecrypt impl st ba
-- | Finalize the AEAD context and return the authentication tag
aeadFinalize :: AEAD cipher -> Int -> AuthTag
aeadFinalize (AEAD impl st) n = (aeadImplFinalize impl) st n
aeadFinalize (AEAD impl st) = aeadImplFinalize impl st
-- | Simple AEAD encryption
aeadSimpleEncrypt :: (ByteArrayAccess aad, ByteArray ba)