/usr/include/xsec/transformers/TXFMBase.hpp is in libxml-security-c-dev 1.7.2-2.
This file is owned by root:root, with mode 0o644.
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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
*
* TXFMBase := Base (virtual) class that defines a DSIG Transformer
*
* Author(s): Berin Lautenbach
*
* $Id: TXFMBase.hpp 1125514 2011-05-20 19:08:33Z scantor $
*
*/
#ifndef TXFMBASE_INCLUDE
#define TXFMBASE_INCLUDE
#include <xercesc/dom/DOM.hpp>
#include <xsec/canon/XSECC14n20010315.hpp>
#include <xsec/utils/XSECNameSpaceExpander.hpp>
#include <xsec/utils/XSECXPathNodeList.hpp>
// Xalan
#include <xercesc/util/BinInputStream.hpp>
#include <stdlib.h>
class TXFMChain;
/** @defgroup internal Internal Classes
* Classes marked as <b>internal</b> are used internally by the xml-security-c
* library. Generally there should be no requirement for these classes
* to be manipulated directly by the calling applicataion.
* @{
*/
/**
* \brief Base class for transformers
*
* Transformers are internal classes within the xml-security-c library
* that actually perform the transformations.
*
* Users interface with the library should use the DSIGTransform classes,
* which define the DOM nodes and allow users to manipulate the actual
* transform defined.
*/
class DSIG_EXPORT TXFMBase {
protected:
TXFMBase *input; // The input source that we read from
bool keepComments; // Each transform needs to tell the next whether comments are still in
XSECNameSpaceExpander * mp_nse; // For expanding document name spaces
XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument
* mp_expansionDoc; // For expanding
XSECXPathNodeList m_XPathMap; // For node lists if necessary
public:
TXFMBase(XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument *doc)
{input = NULL; keepComments = true; mp_nse = NULL; mp_expansionDoc = doc;}
virtual ~TXFMBase();
// For getting/setting input/output type
enum ioType {
NONE = 1, // For when there is no Input
BYTE_STREAM = 2,
DOM_NODES = 3
};
enum nodeType {
DOM_NODE_NONE = 1, // No nodes set
DOM_NODE_DOCUMENT = 2, // This is a dom document
DOM_NODE_DOCUMENT_FRAGMENT = 3, // This is a fragment only
DOM_NODE_DOCUMENT_NODE = 4, // This is a fragment id;d by DOM_Node
DOM_NODE_XPATH_NODESET = 5 // This is a set of nodes
};
// Methods to set the inputs
// NOTE: If this throws an exception, the implementation class
// MUST have added the newInput to it's chain to ensure that
// Deletion of the chain will include everything.
virtual void setInput(TXFMBase *newInput) = 0;
// Methods to get tranform output type and input requirement
virtual ioType getInputType(void) = 0;
virtual ioType getOutputType(void) = 0;
virtual nodeType getNodeType(void) = 0;
// Name space expansion handling
virtual bool nameSpacesExpanded(void);
virtual void expandNameSpaces(void);
void deleteExpandedNameSpaces(void);
// Comment handling
virtual void stripComments(void) { keepComments = false;}
virtual void activateComments(void);
virtual bool getCommentsStatus(void) {return keepComments;}
// Methods to get output data
// BinInputStream methods:
virtual unsigned int readBytes(XMLByte * const toFill, const unsigned int maxToFill) = 0;
virtual XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument *getDocument() = 0;
virtual XERCES_CPP_NAMESPACE_QUALIFIER DOMNode *getFragmentNode() = 0;
virtual const XMLCh * getFragmentId() = 0;
virtual XSECXPathNodeList & getXPathNodeList() {return m_XPathMap;}
// Friends and Statics
friend class TXFMChain;
private:
TXFMBase();
};
/** @} */
#endif /* #define TXFMBASE_INCLUDE */
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