From a2c99d3270eb73ef2db5704fc54356c6b75096f8 Mon Sep 17 00:00:00 2001
From: lloyd <lloyd@randombit.net>
Date: Thu, 18 May 2006 18:33:19 +0000
Subject: Initial checkin

---
 include/nr.h | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 include/nr.h

(limited to 'include/nr.h')

diff --git a/include/nr.h b/include/nr.h
new file mode 100644
index 000000000..14749a6b5
--- /dev/null
+++ b/include/nr.h
@@ -0,0 +1,60 @@
+/*************************************************
+* Nyberg-Rueppel Header File                     *
+* (C) 1999-2006 The Botan Project                *
+*************************************************/
+
+#ifndef BOTAN_NYBERG_RUEPPEL_H__
+#define BOTAN_NYBERG_RUEPPEL_H__
+
+#include <botan/dl_algo.h>
+#include <botan/pk_core.h>
+
+namespace Botan {
+
+/*************************************************
+* Nyberg-Rueppel Public Key                      *
+*************************************************/
+class NR_PublicKey : public PK_Verifying_with_MR_Key,
+                     public virtual DL_Scheme_PublicKey
+   {
+   public:
+      SecureVector<byte> verify(const byte[], u32bit) const;
+      u32bit max_input_bits() const;
+
+      NR_PublicKey(const DL_Group&, const BigInt&);
+   protected:
+      std::string algo_name() const { return "NR"; }
+      NR_PublicKey() {}
+
+      NR_Core core;
+   private:
+      friend X509_PublicKey* get_public_key(const std::string&);
+      DL_Group::Format group_format() const { return DL_Group::ANSI_X9_57; }
+      u32bit message_parts() const { return 2; }
+      u32bit message_part_size() const;
+      void X509_load_hook();
+   };
+
+/*************************************************
+* Nyberg-Rueppel Private Key                     *
+*************************************************/
+class NR_PrivateKey : public NR_PublicKey,
+                      public PK_Signing_Key,
+                      public virtual DL_Scheme_PrivateKey
+   {
+   public:
+      SecureVector<byte> sign(const byte[], u32bit) const;
+
+      bool check_key(bool) const;
+
+      NR_PrivateKey(const DL_Group&);
+      NR_PrivateKey(const DL_Group&, const BigInt&, const BigInt& = 0);
+   private:
+      friend PKCS8_PrivateKey* get_private_key(const std::string&);
+      void PKCS8_load_hook();
+      NR_PrivateKey() {}
+   };
+
+}
+
+#endif
-- 
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