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Diffstat (limited to 'include/nr.h')
-rw-r--r-- | include/nr.h | 60 |
1 files changed, 60 insertions, 0 deletions
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 |