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Diffstat (limited to 'comm/third_party/botan/src/lib/prov/pkcs11/p11_ecdh.h')
-rw-r--r-- | comm/third_party/botan/src/lib/prov/pkcs11/p11_ecdh.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/lib/prov/pkcs11/p11_ecdh.h b/comm/third_party/botan/src/lib/prov/pkcs11/p11_ecdh.h new file mode 100644 index 0000000000..bbef9a3e5b --- /dev/null +++ b/comm/third_party/botan/src/lib/prov/pkcs11/p11_ecdh.h @@ -0,0 +1,127 @@ +/* +* 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 public_point().encode(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 |