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-rw-r--r--include/nr.h60
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diff --git a/include/nr.h b/include/nr.h
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+++ b/include/nr.h
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+/*************************************************
+* 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