88b63a43fa
Sponsored-by: Dartmouth College's DANDI project
323 lines
10 KiB
Haskell
323 lines
10 KiB
Haskell
{- Convenience wrapper around cryptonite's hashing.
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-
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- Copyright 2013-2021 Joey Hess <id@joeyh.name>
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-
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- License: BSD-2-clause
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-}
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{-# LANGUAGE BangPatterns #-}
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module Utility.Hash (
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sha1,
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sha1_context,
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sha2_224,
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sha2_224_context,
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sha2_256,
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sha2_256_context,
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sha2_384,
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sha2_384_context,
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sha2_512,
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sha2_512_context,
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sha3_224,
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sha3_224_context,
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sha3_256,
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sha3_256_context,
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sha3_384,
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sha3_384_context,
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sha3_512,
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sha3_512_context,
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skein256,
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skein256_context,
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skein512,
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skein512_context,
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blake2s_160,
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blake2s_160_context,
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blake2s_224,
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blake2s_224_context,
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blake2s_256,
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blake2s_256_context,
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blake2sp_224,
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blake2sp_224_context,
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blake2sp_256,
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blake2sp_256_context,
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blake2b_160,
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blake2b_160_context,
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blake2b_224,
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blake2b_224_context,
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blake2b_256,
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blake2b_256_context,
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blake2b_384,
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blake2b_384_context,
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blake2b_512,
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blake2b_512_context,
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blake2bp_512,
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blake2bp_512_context,
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md5,
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md5_context,
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md5s,
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hashUpdate,
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hashFinalize,
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Digest,
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HashAlgorithm,
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Context,
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props_hashes_stable,
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Mac(..),
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calcMac,
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props_macs_stable,
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IncrementalVerifier(..),
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mkIncrementalVerifier,
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) where
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import qualified Data.ByteString as S
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import qualified Data.ByteString.Lazy as L
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import qualified Data.Text as T
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import qualified Data.Text.Encoding as T
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import Data.IORef
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import "cryptonite" Crypto.MAC.HMAC hiding (Context)
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import "cryptonite" Crypto.Hash
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sha1 :: L.ByteString -> Digest SHA1
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sha1 = hashlazy
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sha1_context :: Context SHA1
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sha1_context = hashInit
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sha2_224 :: L.ByteString -> Digest SHA224
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sha2_224 = hashlazy
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sha2_224_context :: Context SHA224
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sha2_224_context = hashInit
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sha2_256 :: L.ByteString -> Digest SHA256
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sha2_256 = hashlazy
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sha2_256_context :: Context SHA256
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sha2_256_context = hashInit
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sha2_384 :: L.ByteString -> Digest SHA384
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sha2_384 = hashlazy
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sha2_384_context :: Context SHA384
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sha2_384_context = hashInit
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sha2_512 :: L.ByteString -> Digest SHA512
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sha2_512 = hashlazy
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sha2_512_context :: Context SHA512
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sha2_512_context = hashInit
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sha3_224 :: L.ByteString -> Digest SHA3_224
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sha3_224 = hashlazy
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sha3_224_context :: Context SHA3_224
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sha3_224_context = hashInit
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sha3_256 :: L.ByteString -> Digest SHA3_256
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sha3_256 = hashlazy
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sha3_256_context :: Context SHA3_256
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sha3_256_context = hashInit
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sha3_384 :: L.ByteString -> Digest SHA3_384
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sha3_384 = hashlazy
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sha3_384_context :: Context SHA3_384
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sha3_384_context = hashInit
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sha3_512 :: L.ByteString -> Digest SHA3_512
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sha3_512 = hashlazy
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sha3_512_context :: Context SHA3_512
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sha3_512_context = hashInit
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skein256 :: L.ByteString -> Digest Skein256_256
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skein256 = hashlazy
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skein256_context :: Context Skein256_256
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skein256_context = hashInit
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skein512 :: L.ByteString -> Digest Skein512_512
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skein512 = hashlazy
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skein512_context :: Context Skein512_512
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skein512_context = hashInit
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blake2s_160 :: L.ByteString -> Digest Blake2s_160
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blake2s_160 = hashlazy
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blake2s_160_context :: Context Blake2s_160
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blake2s_160_context = hashInit
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blake2s_224 :: L.ByteString -> Digest Blake2s_224
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blake2s_224 = hashlazy
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blake2s_224_context :: Context Blake2s_224
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blake2s_224_context = hashInit
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blake2s_256 :: L.ByteString -> Digest Blake2s_256
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blake2s_256 = hashlazy
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blake2s_256_context :: Context Blake2s_256
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blake2s_256_context = hashInit
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blake2sp_224 :: L.ByteString -> Digest Blake2sp_224
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blake2sp_224 = hashlazy
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blake2sp_224_context :: Context Blake2sp_224
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blake2sp_224_context = hashInit
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blake2sp_256 :: L.ByteString -> Digest Blake2sp_256
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blake2sp_256 = hashlazy
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blake2sp_256_context :: Context Blake2sp_256
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blake2sp_256_context = hashInit
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blake2b_160 :: L.ByteString -> Digest Blake2b_160
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blake2b_160 = hashlazy
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blake2b_160_context :: Context Blake2b_160
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blake2b_160_context = hashInit
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blake2b_224 :: L.ByteString -> Digest Blake2b_224
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blake2b_224 = hashlazy
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blake2b_224_context :: Context Blake2b_224
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blake2b_224_context = hashInit
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blake2b_256 :: L.ByteString -> Digest Blake2b_256
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blake2b_256 = hashlazy
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blake2b_256_context :: Context Blake2b_256
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blake2b_256_context = hashInit
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blake2b_384 :: L.ByteString -> Digest Blake2b_384
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blake2b_384 = hashlazy
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blake2b_384_context :: Context Blake2b_384
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blake2b_384_context = hashInit
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blake2b_512 :: L.ByteString -> Digest Blake2b_512
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blake2b_512 = hashlazy
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blake2b_512_context :: Context Blake2b_512
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blake2b_512_context = hashInit
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blake2bp_512 :: L.ByteString -> Digest Blake2bp_512
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blake2bp_512 = hashlazy
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blake2bp_512_context :: Context Blake2bp_512
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blake2bp_512_context = hashInit
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md5 :: L.ByteString -> Digest MD5
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md5 = hashlazy
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md5_context :: Context MD5
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md5_context = hashInit
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md5s :: S.ByteString -> Digest MD5
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md5s = hash
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{- Check that all the hashes continue to hash the same. -}
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props_hashes_stable :: [(String, Bool)]
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props_hashes_stable = map (\(desc, hasher, result) -> (desc ++ " stable", hasher foo == result))
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[ ("sha1", show . sha1, "0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33")
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, ("sha2_224", show . sha2_224, "0808f64e60d58979fcb676c96ec938270dea42445aeefcd3a4e6f8db")
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, ("sha2_256", show . sha2_256, "2c26b46b68ffc68ff99b453c1d30413413422d706483bfa0f98a5e886266e7ae")
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, ("sha2_384", show . sha2_384, "98c11ffdfdd540676b1a137cb1a22b2a70350c9a44171d6b1180c6be5cbb2ee3f79d532c8a1dd9ef2e8e08e752a3babb")
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, ("sha2_512", show . sha2_512, "f7fbba6e0636f890e56fbbf3283e524c6fa3204ae298382d624741d0dc6638326e282c41be5e4254d8820772c5518a2c5a8c0c7f7eda19594a7eb539453e1ed7")
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, ("skein256", show . skein256, "a04efd9a0aeed6ede40fe5ce0d9361ae7b7d88b524aa19917b9315f1ecf00d33")
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, ("skein512", show . skein512, "fd8956898113510180aa4658e6c0ac85bd74fb47f4a4ba264a6b705d7a8e8526756e75aecda12cff4f1aca1a4c2830fbf57f458012a66b2b15a3dd7d251690a7")
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, ("sha3_224", show . sha3_224, "f4f6779e153c391bbd29c95e72b0708e39d9166c7cea51d1f10ef58a")
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, ("sha3_256", show . sha3_256, "76d3bc41c9f588f7fcd0d5bf4718f8f84b1c41b20882703100b9eb9413807c01")
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, ("sha3_384", show . sha3_384, "665551928d13b7d84ee02734502b018d896a0fb87eed5adb4c87ba91bbd6489410e11b0fbcc06ed7d0ebad559e5d3bb5")
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, ("sha3_512", show . sha3_512, "4bca2b137edc580fe50a88983ef860ebaca36c857b1f492839d6d7392452a63c82cbebc68e3b70a2a1480b4bb5d437a7cba6ecf9d89f9ff3ccd14cd6146ea7e7")
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, ("blake2s_160", show . blake2s_160, "52fb63154f958a5c56864597273ea759e52c6f00")
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, ("blake2s_224", show . blake2s_224, "9466668503ac415d87b8e1dfd7f348ab273ac1d5e4f774fced5fdb55")
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, ("blake2s_256", show . blake2s_256, "08d6cad88075de8f192db097573d0e829411cd91eb6ec65e8fc16c017edfdb74")
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, ("blake2sp_224", show . blake2sp_224, "8492d356fbac99f046f55e114301f7596649cb590e5b083d1a19dcdb")
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, ("blake2sp_256", show . blake2sp_256, "050dc5786037ea72cb9ed9d0324afcab03c97ec02e8c47368fc5dfb4cf49d8c9")
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, ("blake2b_160", show . blake2b_160, "983ceba2afea8694cc933336b27b907f90c53a88")
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, ("blake2b_224", show . blake2b_224, "853986b3fe231d795261b4fb530e1a9188db41e460ec4ca59aafef78")
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, ("blake2b_256", show . blake2b_256, "b8fe9f7f6255a6fa08f668ab632a8d081ad87983c77cd274e48ce450f0b349fd")
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, ("blake2b_384", show . blake2b_384, "e629ee880953d32c8877e479e3b4cb0a4c9d5805e2b34c675b5a5863c4ad7d64bb2a9b8257fac9d82d289b3d39eb9cc2")
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, ("blake2b_512", show . blake2b_512, "ca002330e69d3e6b84a46a56a6533fd79d51d97a3bb7cad6c2ff43b354185d6dc1e723fb3db4ae0737e120378424c714bb982d9dc5bbd7a0ab318240ddd18f8d")
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, ("blake2bp_512", show . blake2bp_512, "8ca9ccee7946afcb686fe7556628b5ba1bf9a691da37ca58cd049354d99f37042c007427e5f219b9ab5063707ec6823872dee413ee014b4d02f2ebb6abb5f643")
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, ("md5", show . md5, "acbd18db4cc2f85cedef654fccc4a4d8")
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]
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where
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foo = L.fromChunks [T.encodeUtf8 $ T.pack "foo"]
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data Mac = HmacSha1 | HmacSha224 | HmacSha256 | HmacSha384 | HmacSha512
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deriving (Eq)
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calcMac
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:: Mac -- ^ MAC
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-> S.ByteString -- ^ secret key
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-> S.ByteString -- ^ message
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-> String -- ^ MAC'ed message, in hexadecimal
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calcMac mac = case mac of
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HmacSha1 -> use SHA1
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HmacSha224 -> use SHA224
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HmacSha256 -> use SHA256
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HmacSha384 -> use SHA384
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HmacSha512 -> use SHA512
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where
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use alg k m = show (hmacGetDigest (hmacWitnessAlg alg k m))
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hmacWitnessAlg :: HashAlgorithm a => a -> S.ByteString -> S.ByteString -> HMAC a
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hmacWitnessAlg _ = hmac
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-- Check that all the MACs continue to produce the same.
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props_macs_stable :: [(String, Bool)]
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props_macs_stable = map (\(desc, mac, result) -> (desc ++ " stable", calcMac mac key msg == result))
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[ ("HmacSha1", HmacSha1, "46b4ec586117154dacd49d664e5d63fdc88efb51")
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, ("HmacSha224", HmacSha224, "4c1f774863acb63b7f6e9daa9b5c543fa0d5eccf61e3ffc3698eacdd")
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, ("HmacSha256", HmacSha256, "f9320baf0249169e73850cd6156ded0106e2bb6ad8cab01b7bbbebe6d1065317")
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, ("HmacSha384", HmacSha384, "3d10d391bee2364df2c55cf605759373e1b5a4ca9355d8f3fe42970471eca2e422a79271a0e857a69923839015877fc6")
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, ("HmacSha512", HmacSha512, "114682914c5d017dfe59fdc804118b56a3a652a0b8870759cf9e792ed7426b08197076bf7d01640b1b0684df79e4b67e37485669e8ce98dbab60445f0db94fce")
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]
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where
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key = T.encodeUtf8 $ T.pack "foo"
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msg = T.encodeUtf8 $ T.pack "bar"
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data IncrementalVerifier = IncrementalVerifier
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{ updateIncremental :: S.ByteString -> IO ()
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-- ^ Called repeatedly on each peice of the content.
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, finalizeIncremental :: IO (Maybe Bool)
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-- ^ Called once the full content has been sent, returns True
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-- if the hash verified, False if it did not, and Nothing if
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-- incremental verification was unable to be done.
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, unableIncremental :: IO ()
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-- ^ Call if the incremental verification is unable to be done.
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, positionIncremental :: IO (Maybe Integer)
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-- ^ Returns the number of bytes that have been fed to this
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-- incremental verifier so far. (Nothing if unableIncremental was
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-- called.)
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, descVerify :: String
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-- ^ A description of what is done to verify the content.
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}
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mkIncrementalVerifier :: HashAlgorithm h => Context h -> String -> (String -> Bool) -> IO IncrementalVerifier
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mkIncrementalVerifier ctx descverify samechecksum = do
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v <- newIORef (Just (ctx, 0))
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return $ IncrementalVerifier
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{ updateIncremental = \b ->
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modifyIORef' v $ \case
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(Just (ctx', n)) ->
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let !ctx'' = hashUpdate ctx' b
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!n' = n + fromIntegral (S.length b)
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in (Just (ctx'', n'))
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Nothing -> Nothing
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, finalizeIncremental =
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readIORef v >>= \case
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(Just (ctx', _)) -> do
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let digest = hashFinalize ctx'
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return $ Just $
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samechecksum (show digest)
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Nothing -> return Nothing
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, unableIncremental = writeIORef v Nothing
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, positionIncremental = readIORef v >>= \case
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Just (_, n) -> return (Just n)
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Nothing -> return Nothing
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, descVerify = descverify
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}
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