/usr/include/botan-2/botan/eckcdsa.h is in libbotan-2-dev 2.4.0-5ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | /*
* ECKCDSA (ISO/IEC 14888-3:2006/Cor.2:2009)
* (C) 2016 René Korthaus, Sirrix AG
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_ECKCDSA_KEY_H_
#define BOTAN_ECKCDSA_KEY_H_
#include <botan/ecc_key.h>
namespace Botan {
/**
* This class represents ECKCDSA public keys.
*/
class BOTAN_PUBLIC_API(2,0) ECKCDSA_PublicKey : public virtual EC_PublicKey
{
public:
/**
* Construct a public key from a given public point.
* @param dom_par the domain parameters associated with this key
* @param public_point the public point defining this key
*/
ECKCDSA_PublicKey(const EC_Group& dom_par,
const PointGFp& public_point) :
EC_PublicKey(dom_par, public_point) {}
/**
* Load a public key.
* @param alg_id the X.509 algorithm identifier
* @param key_bits DER encoded public key bits
*/
ECKCDSA_PublicKey(const AlgorithmIdentifier& alg_id,
const std::vector<uint8_t>& key_bits) :
EC_PublicKey(alg_id, key_bits) {}
/**
* Get this keys algorithm name.
* @result this keys algorithm name ("ECGDSA")
*/
std::string algo_name() const override { return "ECKCDSA"; }
size_t message_parts() const override { return 2; }
size_t message_part_size() const override
{ return domain().get_order().bytes(); }
std::unique_ptr<PK_Ops::Verification>
create_verification_op(const std::string& params,
const std::string& provider) const override;
protected:
ECKCDSA_PublicKey() = default;
};
/**
* This class represents ECKCDSA private keys.
*/
class BOTAN_PUBLIC_API(2,0) ECKCDSA_PrivateKey final : public ECKCDSA_PublicKey,
public EC_PrivateKey
{
public:
/**
* Load a private key.
* @param alg_id the X.509 algorithm identifier
* @param key_bits ECPrivateKey bits
*/
ECKCDSA_PrivateKey(const AlgorithmIdentifier& alg_id,
const secure_vector<uint8_t>& key_bits) :
EC_PrivateKey(alg_id, key_bits, true) {}
/**
* Create a private key.
* @param rng a random number generator
* @param domain parameters to used for this key
* @param x the private key (if zero, generate a new random key)
*/
ECKCDSA_PrivateKey(RandomNumberGenerator& rng,
const EC_Group& domain,
const BigInt& x = 0) :
EC_PrivateKey(rng, domain, x, true) {}
bool check_key(RandomNumberGenerator& rng, bool) const override;
std::unique_ptr<PK_Ops::Signature>
create_signature_op(RandomNumberGenerator& rng,
const std::string& params,
const std::string& provider) const override;
};
}
#endif
|