/usr/include/xsec/enc/XSECKeyInfoResolver.hpp is in libxml-security-c-dev 1.7.3-1.
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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
*
* XSECKeyInfoResolver := Virtual interface class for applications
* to map KeyInfo to keys
*
* Author(s): Berin Lautenbach
*
* $Id: XSECKeyInfoResolver.hpp 1125514 2011-05-20 19:08:33Z scantor $
*
*/
#ifndef XSECKEYINFORESOLVER_INCLUDE
#define XSECKEYINFORESOLVER_INCLUDE
#include <xsec/framework/XSECDefs.hpp>
#include <xsec/dsig/DSIGKeyInfoList.hpp>
#include <xsec/enc/XSECCryptoKey.hpp>
/**
* @ingroup interfaces
*/
/*\@{*/
/**
* @brief Interface class for providing keys to the library.
*
* The XSEC library does not perform actual mapping of KeyInfo
* elements to encryption keys. (In some cases a KeyInfo might
* not even be provided).
*
* This interface class allows the application to perform this
* key mapping and provision function. Applications can perform
* whatever steps are necessary to determine the appropriate key
* and what trust level it might have.
*
*/
class DSIG_EXPORT XSECKeyInfoResolver {
public :
/** @name Constructors and Destructors */
//@{
XSECKeyInfoResolver() {};
virtual ~XSECKeyInfoResolver() {};
//@}
/** @name Mandatory Interface Functions */
//@{
/**
* \brief Provide a key to the library
*
* The library will pass the KeyInfoList to the resolver
* which then needs to provide a key back to the library.
* The key may have absolutely no relationship to the KeyInfoList
* (which is only supposed to provide a hint).
*
* If no KeyInfo elements were provided in the Signature,
* NULL will be passed in.
*
* @param lst The list of KeyInfo elements from the signature
* @returns Either the appropriate key or NULL if none can be found
*/
virtual XSECCryptoKey * resolveKey(DSIGKeyInfoList * lst) = 0;
/**
* \brief Clone the resolver to be installed in a new object.
*
* When KeyInfoResolvers are passed into signatures and other
* objects, they are cloned and control of the original object
* is left with the caller.
*
*/
virtual XSECKeyInfoResolver * clone(void) const = 0;
//@}
/*\@}*/
};
#endif /* XSECKEYINFORESOLVER_INCLUDE */
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