/usr/include/xsec/enc/OpenSSL/OpenSSLCryptoKeyEC.hpp is in libxml-security-c-dev 1.6.1-1build1.
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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/*
* XSEC
*
* OpenSSLCryptoKeyEC := EC Keys
*
* Author(s): Scott Cantor
*
* $Id:$
*
*/
#ifndef OPENSSLCRYPTOKEYEC_INCLUDE
#define OPENSSLCRYPTOKEYEC_INCLUDE
#include <xsec/enc/XSECCryptoKeyEC.hpp>
#if defined (XSEC_HAVE_OPENSSL) && defined(XSEC_OPENSSL_HAVE_EC)
#include <openssl/ec.h>
#include <openssl/evp.h>
/**
* \ingroup opensslcrypto
*/
/**
* \brief OpenSSL implementation class for EC keys.
*
* The library uses classes derived from this to process EC keys.
*/
class DSIG_EXPORT OpenSSLCryptoKeyEC : public XSECCryptoKeyEC {
public :
/** @name Constructors and Destructors */
//@{
OpenSSLCryptoKeyEC();
/**
* \brief Destructor
*
* Will call the OpenSSL function to destroy the EC key - which will
* also overwrite any Private keys
*/
virtual ~OpenSSLCryptoKeyEC();
//@}
/** @name Required Key Interface methods */
//@{
/**
* \brief Return the type of this key.
*
* Allows the caller (and library) to determine whether this is a
* public key, private key or a key pair
*/
virtual XSECCryptoKey::KeyType getKeyType() const;
/**
*\brief Return the OpenSSL string identifier
*/
virtual const XMLCh * getProviderName() const {return DSIGConstants::s_unicodeStrPROVOpenSSL;}
/**
* \brief Replicate key
*/
virtual XSECCryptoKey * clone() const;
//@}
/** @name Required EC methods */
//@{
/**
* \brief Create an EC-DSA signature
*
* Sign the buffer using the internal private key. Will throw an ECError
* if the key is not set, or is not a private key.
*
* @param hashBuf Buffer containing the pre-calculated (binary) digest
* @param hashLen Number of bytes of hash in the hashBuf
* @param base64SignatureBuf Buffer to place the base64 encoded result
* in.
* @param base64SignatureBufLen Implementations need to ensure they do
* not write more bytes than this into the buffer
*/
virtual unsigned int signBase64SignatureDSA(unsigned char * hashBuf,
unsigned int hashLen,
char * base64SignatureBuf,
unsigned int base64SignatureBufLen);
/**
* \brief Verify an EC-DSA signature
*
* The library will call this function to validate a signature
*
* @param hashBuf Buffer containing the pre-calculated (binary) digest
* @param hashLen Length of the data in the digest buffer
* @param base64Signature Buffer containing the Base64 encoded signature
* @param sigLen Length of the data in the signature buffer
* @returns true if the signature was valid, false otherwise
*/
virtual bool verifyBase64SignatureDSA(unsigned char * hashBuf,
unsigned int hashLen,
char * base64Signature,
unsigned int sigLen);
//@}
/** @name Optional Interface methods
*
* Have been fully implemented in the OpenSSL interface to allow interop
* testing to occur.
*
*/
//@{
virtual void loadPublicKeyBase64(const char* curveName,
const char* b64,
unsigned int len);
//@}
/** @name OpenSSL Specific functions */
//@{
/**
* \brief Library specific constructor
*
* Used to create a new key around an OpenSSL EVP_PKEY object
* holding an EC key
*/
OpenSSLCryptoKeyEC(EVP_PKEY *k);
/**
* \brief Get OpenSSL EC_KEY structure
*/
EC_KEY * getOpenSSLEC(void) {return mp_ecKey;}
/**
* \brief Get OpenSSL EC_KEY structure
*/
const EC_KEY * getOpenSSLEC(void) const {return mp_ecKey;}
//@}
//@}
private:
XSECCryptoKey::KeyType m_keyType;
EC_KEY * mp_ecKey;
};
#endif /* XSEC_HAVE_OPENSSL */
#endif /* XSECCRYPTOKEYEC_INCLUDE */
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