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DSIGSignedInfo.hpp

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/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2002 Berin Lautenbach.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by
 *                   Berin Lautenbach"
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "XSEC", "xml-security-c" and Berin Lautenbach must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact berin@users.sourceforge.net.
 *
 * 5. Products derived from this software may not be called "xml-security-c",
 *    nor may "xml-security-c" appear in their name, without prior written
 *    permission of Berin Lautenbach.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL BERIN LAUTENBACH OR OTHER
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 */

/*
 * XSEC
 *
 * DSIGSignature := Class for checking and setting up signature nodes in a DSIG signature
 *                   
 *
 */
#ifndef DSIGSIGNEDINFO_INCLUDE
#define DSIGSIGNEDINFO_INCLUDE

// XSEC Includes
#include <xsec/framework/XSECDefs.hpp>
#include <xsec/utils/XSECSafeBufferFormatter.hpp>
#include <xsec/dsig/DSIGConstants.hpp>
#include <xsec/dsig/DSIGReferenceList.hpp>

// Xerces Includes

#include <xercesc/dom/DOM.hpp>

// General includes

#include <vector>

class DSIGSignature;

class DSIGSignedInfo {

public:

    // Constructors and Destructors

    DSIGSignedInfo(DOMDocument *doc, 
        XSECSafeBufferFormatter * pFormatter, 
        DOMNode *signedInfoNode,
        DSIGSignature * parentSignature);

    // For a blank signature

    DSIGSignedInfo(DOMDocument *doc,
                XSECSafeBufferFormatter * pFormatter, 
                DSIGSignature * parentSignature);

    ~DSIGSignedInfo();

    // Actions

    void load(void);                // Load the signed info from the DOM source
    bool verify(safeBuffer &errStr);
    void hash(void);                // Setup hashes for each Reference element

    // Get information

    DOMNode *getDOMNode(void);
    canonicalizationMethod getCanonicalizationMethod(void);
    hashMethod getHashMethod(void);
    signatureMethod getSignatureMethod(void);
    int getHMACOutputLength(void);
    DSIGReferenceList *getReferenceList (void) {return mp_referenceList;}

    // Creation
    DOMElement *createBlankSignedInfo(canonicalizationMethod cm,
            signatureMethod sm,
            hashMethod hm);
    DSIGReference * createReference(char * URI,
        hashMethod hm, char * type);

private:

    XSECSafeBufferFormatter     * mp_formatter;
    bool                        m_loaded;               // Have we already loaded?
    DOMDocument                 * mp_doc;
    DOMNode                     * mp_signedInfoNode;
    canonicalizationMethod      m_canonicalizationMethod;
    signatureMethod             m_signatureMethod;
    hashMethod                  m_hashMethod;
    DSIGReferenceList           * mp_referenceList;
    int                         m_HMACOutputLength;
    DSIGSignature               * mp_parentSignature;

    // Not implemented constructors

    DSIGSignedInfo();
    // DSIGSignedInfo & operator= (const DSIGSignedInfo &);

};


#endif /* DSIGSIGNEDINFO_INCLUDE */

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