X509Extension.cpp

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#include "X509Extension.h"
#include "OID.h"
#include "Buffer.h"

#include "ASN1Helper.h"
#include "PKIX1Implicit88.h"
#include "PKIX1Explicit88.h"

#include "ToolkitUtils.h"

#include <iostream>

#include <boost/scoped_array.hpp>


struct CPKIFX509ExtensionImpl
{
    CPKIFX509ExtensionImpl()
    {
        m_criticality = false;
    }
  bool m_criticality;
  CPKIFOIDPtr m_oid;
  CPKIFBufferPtr m_value;
};


CPKIFX509Extension::CPKIFX509Extension()
  :m_impl (new CPKIFX509ExtensionImpl)
{
}
CPKIFX509Extension::CPKIFX509Extension(const CPKIFX509Extension& refExtension)
  :m_impl (new CPKIFX509ExtensionImpl)
{
}

CPKIFX509Extension::CPKIFX509Extension (const bool& criticality, const CPKIFBufferPtr& value)
  :m_impl (new CPKIFX509ExtensionImpl)
{
  m_impl->m_criticality = criticality;
  m_impl->m_value = value;
}

CPKIFX509Extension::CPKIFX509Extension (const CPKIFOIDPtr& oid, const bool& criticality, const CPKIFBufferPtr& value) 
  :m_impl (new CPKIFX509ExtensionImpl)
{
  m_impl->m_oid = oid;
  m_impl->m_value = value;
  m_impl->m_criticality = criticality;
}

CPKIFX509Extension::~CPKIFX509Extension()
{
    if(m_impl){
        delete m_impl;
        m_impl = 0;
    }
}

bool CPKIFX509Extension::operator==(
    const CPKIFX509Extension& rhs)
{
    CPKIFOIDPtr lhsOID = oid();
    CPKIFOIDPtr rhsOID = rhs.oid();
    return *lhsOID == *rhsOID;
}
//CPKIFX509Extension::CPKIFX509Extension(
//  //! [in] Reference to an instance of CPKIFX509Extension
//  const CACX509V3Extension& refExtension)
//  :m_impl(new CPKIFX509ExtensionImpl)
//{
//  if(FALSE == refExtension.critical)
//      m_impl->m_criticality = false;
//  else
//      m_impl->m_criticality = true;
//
//  CPKIFOIDPtr tmpOID(new CPKIFOID(refExtension.extnID.subid, refExtension.extnID.numids));
//  m_impl->m_oid = tmpOID;
//  CPKIFBufferPtr tmpBuf(new CPKIFBuffer(refExtension.extnValue.data, refExtension.extnValue.numocts));
//  m_impl->m_value = tmpBuf;
//}
bool CPKIFX509Extension::isCritical() const
{
    return m_impl->m_criticality;
}

void CPKIFX509Extension::SetCriticality(bool b)
{
    m_impl->m_criticality = b;
}

const CPKIFOIDPtr CPKIFX509Extension::oid() const
{
    return m_impl->m_oid;
}

CPKIFBufferPtr CPKIFX509Extension::value() const
{
    return m_impl->m_value;
}
void CPKIFX509Extension::value(
    const CPKIFBufferPtr &value)
{
    m_impl->m_value = value;
}
CPKIFBufferPtr CPKIFX509Extension::Encode()
{
    CACASNWRAPPER_CREATE(CACX509V3Extension, objPDU);   
    CACX509V3Extension ext;
    ext.critical = isCritical();
    CPKIFStringPtr str(new std::string(oid()->ToString())); 
    ASN1OBJID* tmpOid = ConvertStringToASN1OBJID(str);
    ext.extnID = *tmpOid;

    CPKIFBufferPtr extValue = value();
    ext.extnValue.numocts = extValue->GetLength();
    ext.extnValue.data = new unsigned char[extValue->GetLength()];
    memcpy((void*)ext.extnValue.data, extValue->GetBuffer(), extValue->GetLength());

    ASN1OpenType* extEncoded = NULL;

    try
    {
        extEncoded = objPDU.Encode(&ext);
    }
    catch(CPKIFException& e)
    {
        if(tmpOid)
            delete tmpOid;

        if(extEncoded)
            delete extEncoded;

        if(ext.extnValue.data)
            delete[] ext.extnValue.data;

        throw e;
    }


    CPKIFBufferPtr rv(new CPKIFBuffer(extEncoded->data, extEncoded->numocts));

    if(tmpOid)
        delete tmpOid;

    if(extEncoded)
        delete extEncoded;

    if(ext.extnValue.data)
        delete[] ext.extnValue.data;

    return rv;
}

CAC_API std::ostream& operator<<(std::ostream & os, const CPKIFX509ExtensionPtr & extension)
{
    return operator<<(os,*extension);
}

CAC_API std::ostream& operator<<(std::ostream & os, const CPKIFX509Extension & extension)
{

    CPKIFBufferPtr encoded = extension.value();
    boost::scoped_array<char> buf(new char[2*encoded->GetLength()+1]);
    btoa((char*)encoded->GetBuffer(), buf.get(), encoded->GetLength());
    return os << buf.get();
}