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-rw-r--r--src/Data/Digest/Sha2.hs30
1 files changed, 30 insertions, 0 deletions
diff --git a/src/Data/Digest/Sha2.hs b/src/Data/Digest/Sha2.hs
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+++ b/src/Data/Digest/Sha2.hs
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+module Data.Digest.Sha2
+ ( sha224
+ , sha256
+ , sha384
+ , sha512
+ ) where
+
+import Data.ByteString (ByteString)
+
+import qualified Data.Digest.Evp as Evp
+
+foreign import ccall "openssl/digest.h EVP_sha224" evpSha224 :: Evp.Algo
+
+foreign import ccall "openssl/digest.h EVP_sha256" evpSha256 :: Evp.Algo
+
+foreign import ccall "openssl/digest.h EVP_sha384" evpSha384 :: Evp.Algo
+
+foreign import ccall "openssl/digest.h EVP_sha512" evpSha512 :: Evp.Algo
+
+sha224 :: ByteString -> Evp.Digest
+sha224 = Evp.hash evpSha224
+
+sha256 :: ByteString -> Evp.Digest
+sha256 = Evp.hash evpSha256
+
+sha384 :: ByteString -> Evp.Digest
+sha384 = Evp.hash evpSha384
+
+sha512 :: ByteString -> Evp.Digest
+sha512 = Evp.hash evpSha512