/usr/include/botan-2/botan/p11_ecdh.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.
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* PKCS#11 ECDH
* (C) 2016 Daniel Neus, Sirrix AG
* (C) 2016 Philipp Weber, Sirrix AG
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_P11_ECDH_H_
#define BOTAN_P11_ECDH_H_
#include <botan/p11.h>
#if defined(BOTAN_HAS_ECDH)
#include <botan/p11_ecc_key.h>
#include <botan/ecdh.h>
#include <string>
#include <vector>
namespace Botan {
namespace PKCS11 {
class Session;
/// Represents a PKCS#11 ECDH public key
class BOTAN_PUBLIC_API(2,0) PKCS11_ECDH_PublicKey : public PKCS11_EC_PublicKey
{
public:
/**
* Create a PKCS11_ECDH_PublicKey object from an existing PKCS#11 ECDH public key
* @param session the session to use
* @param handle the handle of the ECDH public key
*/
PKCS11_ECDH_PublicKey(Session& session, ObjectHandle handle)
: EC_PublicKey(), PKCS11_EC_PublicKey(session, handle)
{}
/**
* Imports a ECDH public key
* @param session the session to use
* @param props the attributes of the public key
*/
PKCS11_ECDH_PublicKey(Session& session, const EC_PublicKeyImportProperties& props)
: EC_PublicKey(), PKCS11_EC_PublicKey(session, props)
{}
inline std::string algo_name() const override
{
return "ECDH";
}
/// @return the exported ECDH public key
ECDH_PublicKey export_key() const;
};
/// Represents a PKCS#11 ECDH private key
class BOTAN_PUBLIC_API(2,0) PKCS11_ECDH_PrivateKey final : public virtual PKCS11_EC_PrivateKey, public virtual PK_Key_Agreement_Key
{
public:
/**
* Creates a PKCS11_ECDH_PrivateKey object from an existing PKCS#11 ECDH private key
* @param session the session to use
* @param handle the handle of the ECDH private key
*/
PKCS11_ECDH_PrivateKey(Session& session, ObjectHandle handle)
: PKCS11_EC_PrivateKey(session, handle)
{}
/**
* Imports an ECDH private key
* @param session the session to use
* @param props the attributes of the private key
*/
PKCS11_ECDH_PrivateKey(Session& session, const EC_PrivateKeyImportProperties& props)
: PKCS11_EC_PrivateKey(session, props)
{}
/**
* Generates a PKCS#11 ECDH private key
* @param session the session to use
* @param ec_params DER-encoding of an ANSI X9.62 Parameters value
* @param props the attributes of the private key
* @note no persistent public key object will be created
*/
PKCS11_ECDH_PrivateKey(Session& session, const std::vector<uint8_t>& ec_params,
const EC_PrivateKeyGenerationProperties& props)
: PKCS11_EC_PrivateKey(session, ec_params, props)
{}
inline std::string algo_name() const override
{
return "ECDH";
}
inline std::vector<uint8_t> public_value() const override
{
return unlock(EC2OSP(public_point(), PointGFp::UNCOMPRESSED));
}
/// @return the exported ECDH private key
ECDH_PrivateKey export_key() const;
secure_vector<uint8_t> private_key_bits() const override;
std::unique_ptr<PK_Ops::Key_Agreement>
create_key_agreement_op(RandomNumberGenerator& rng,
const std::string& params,
const std::string& provider) const override;
};
using PKCS11_ECDH_KeyPair = std::pair<PKCS11_ECDH_PublicKey, PKCS11_ECDH_PrivateKey>;
/**
* PKCS#11 ECDH key pair generation
* @param session the session that should be used for the key generation
* @param pub_props the properties of the public key
* @param priv_props the properties of the private key
*/
BOTAN_PUBLIC_API(2,0) PKCS11_ECDH_KeyPair generate_ecdh_keypair(Session& session, const EC_PublicKeyGenerationProperties& pub_props,
const EC_PrivateKeyGenerationProperties& priv_props);
}
}
#endif
#endif
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