From fa4774e7d94e01b1f97c2126821544aec8e001a4 Mon Sep 17 00:00:00 2001
From: weidai <weidai@57ff6487-cd31-0410-9ec3-f628ee90f5f0>
Date: Fri, 23 Jul 2004 09:57:11 +0000
Subject: add SHA-224

git-svn-id: svn://svn.code.sf.net/p/cryptopp/code/trunk/c5@191 57ff6487-cd31-0410-9ec3-f628ee90f5f0
---
 sha.h | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'sha.h')

diff --git a/sha.h b/sha.h
index efe5350..e0ac2ea 100644
--- a/sha.h
+++ b/sha.h
@@ -28,6 +28,15 @@ protected:
 	static const word32 K[64];
 };
 
+//! implements the SHA-224 standard
+class SHA224 : public IteratedHashWithStaticTransform<word32, BigEndian, 64, 32, SHA224, 28>
+{
+public:
+	static void InitState(HashWordType *state);
+	static void Transform(word32 *digest, const word32 *data) {SHA256::Transform(digest, data);}
+	static const char *StaticAlgorithmName() {return "SHA-224";}
+};
+
 #ifdef WORD64_AVAILABLE
 
 //! implements the SHA-512 standard
-- 
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