1 files changed, 46 insertions, 0 deletions
diff --git a/lib/hash/md4/md4.h b/lib/hash/md4/md4.h
new file mode 100644
index 000000000..750be0fe7
--- /dev/null
+++ b/lib/hash/md4/md4.h
@@ -0,0 +1,46 @@
+/*
+* MD4
+* (C) 1999-2007 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#ifndef BOTAN_MD4_H__
+#define BOTAN_MD4_H__
+
+#include <botan/mdx_hash.h>
+
+namespace Botan {
+
+/**
+* MD4
+*/
+class BOTAN_DLL MD4 : public MDx_HashFunction
+   {
+   public:
+      std::string name() const { return "MD4"; }
+      size_t output_length() const { return 16; }
+      HashFunction* clone() const { return new MD4; }
+
+      void clear();
+
+      MD4() : MDx_HashFunction(64, false, true), M(16), digest(4)
+         { clear(); }
+   protected:
+      void compress_n(const byte input[], size_t blocks);
+      void copy_out(byte[]);
+
+      /**
+      * The message buffer, exposed for use by subclasses (x86 asm)
+      */
+      secure_vector<u32bit> M;
+
+      /**
+      * The digest value, exposed for use by subclasses (x86 asm)
+      */
+      secure_vector<u32bit> digest;
+   };
+
+}
+
+#endif