1 files changed, 30 insertions, 0 deletions
diff --git a/src/Data/Digest/Sha2.hs b/src/Data/Digest/Sha2.hs
new file mode 100644
index 0000000..965686c
--- /dev/null
+++ b/src/Data/Digest/Sha2.hs
@@ -0,0 +1,30 @@
+module Data.Digest.Sha2
+  ( sha224
+  , sha256
+  , sha384
+  , sha512
+  ) where
+
+import Data.ByteString.Lazy (ByteString)
+
+import Data.Digest.Internal
+
+foreign import ccall "openssl/digest.h EVP_sha224" evpSha224 :: Algo
+
+foreign import ccall "openssl/digest.h EVP_sha256" evpSha256 :: Algo
+
+foreign import ccall "openssl/digest.h EVP_sha384" evpSha384 :: Algo
+
+foreign import ccall "openssl/digest.h EVP_sha512" evpSha512 :: Algo
+
+sha224 :: ByteString -> Digest
+sha224 = hash evpSha224
+
+sha256 :: ByteString -> Digest
+sha256 = hash evpSha256
+
+sha384 :: ByteString -> Digest
+sha384 = hash evpSha384
+
+sha512 :: ByteString -> Digest
+sha512 = hash evpSha512