/usr/include/Poco/Crypto/ECKeyImpl.h is in libpoco-dev 1.8.0.1-1ubuntu4.
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// ECKeyImpl.h
//
//
// Library: Crypto
// Package: EC
// Module: ECKeyImpl
//
// Definition of the ECKeyImpl class.
//
// Copyright (c) 2008, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef Crypto_ECKeyImplImpl_INCLUDED
#define Crypto_ECKeyImplImpl_INCLUDED
#include "Poco/Crypto/Crypto.h"
#include "Poco/Crypto/EVPPKey.h"
#include "Poco/Crypto/KeyPairImpl.h"
#include "Poco/Crypto/OpenSSLInitializer.h"
#include "Poco/RefCountedObject.h"
#include "Poco/AutoPtr.h"
#include <istream>
#include <ostream>
#include <vector>
#include <openssl/objects.h>
#include <openssl/ec.h>
namespace Poco {
namespace Crypto {
class X509Certificate;
class PKCS12Container;
class ECKeyImpl: public KeyPairImpl
/// Elliptic Curve key clas implementation.
{
public:
typedef Poco::AutoPtr<ECKeyImpl> Ptr;
typedef std::vector<unsigned char> ByteVec;
ECKeyImpl(const EVPPKey& key);
/// Constructs ECKeyImpl by extracting the EC key.
ECKeyImpl(const X509Certificate& cert);
/// Constructs ECKeyImpl by extracting the EC public key from the given certificate.
ECKeyImpl(const PKCS12Container& cert);
/// Constructs ECKeyImpl by extracting the EC private key from the given certificate.
ECKeyImpl(int eccGroup);
/// Creates the ECKey of the specified group. Creates a new public/private keypair using the given parameters.
/// Can be used to sign data and verify signatures.
ECKeyImpl(const std::string& publicKeyFile, const std::string& privateKeyFile, const std::string& privateKeyPassphrase);
/// Creates the ECKey, by reading public and private key from the given files and
/// using the given passphrase for the private key. Can only by used for signing if
/// a private key is available.
ECKeyImpl(std::istream* pPublicKeyStream, std::istream* pPrivateKeyStream, const std::string& privateKeyPassphrase);
/// Creates the ECKey. Can only by used for signing if pPrivKey
/// is not null. If a private key file is specified, you don't need to
/// specify a public key file. OpenSSL will auto-create it from the private key.
~ECKeyImpl();
/// Destroys the ECKeyImpl.
EC_KEY* getECKey();
/// Returns the OpenSSL EC key.
const EC_KEY* getECKey() const;
/// Returns the OpenSSL EC key.
int size() const;
/// Returns the EC key length in bits.
int groupId() const;
/// Returns the EC key group integer Id.
std::string groupName() const;
/// Returns the EC key group name.
void save(const std::string& publicKeyFile,
const std::string& privateKeyFile = "",
const std::string& privateKeyPassphrase = "") const;
/// Exports the public and private keys to the given files.
///
/// If an empty filename is specified, the corresponding key
/// is not exported.
void save(std::ostream* pPublicKeyStream,
std::ostream* pPrivateKeyStream = 0,
const std::string& privateKeyPassphrase = "") const;
/// Exports the public and private key to the given streams.
///
/// If a null pointer is passed for a stream, the corresponding
/// key is not exported.
static std::string getCurveName(int nid = -1);
/// Returns elliptical curve name corresponding to
/// the given nid; if nid is not found, returns
/// empty string.
///
/// If nid is -1, returns first curve name.
///
/// If no curves are found, returns empty string;
private:
void checkEC(const std::string& method, const std::string& func) const;
void freeEC();
EC_KEY* _pEC;
};
//
// inlines
//
inline EC_KEY* ECKeyImpl::getECKey()
{
return _pEC;
}
inline const EC_KEY* ECKeyImpl::getECKey() const
{
return _pEC;
}
inline std::string ECKeyImpl::groupName() const
{
return OBJ_nid2sn(groupId());
}
inline void ECKeyImpl::save(const std::string& publicKeyFile,
const std::string& privateKeyFile,
const std::string& privateKeyPassphrase) const
{
EVPPKey(_pEC).save(publicKeyFile, privateKeyFile, privateKeyPassphrase);
}
inline void ECKeyImpl::save(std::ostream* pPublicKeyStream,
std::ostream* pPrivateKeyStream,
const std::string& privateKeyPassphrase) const
{
EVPPKey(_pEC).save(pPublicKeyStream, pPrivateKeyStream, privateKeyPassphrase);
}
} } // namespace Poco::Crypto
#endif // Crypto_ECKeyImplImpl_INCLUDED
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