/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
#include "xsecparser.hxx"
#include <xsecctl.hxx>
#include <xmlsignaturehelper.hxx>
#include <xmloff/xmlnamespace.hxx>
#include <xmloff/xmltoken.hxx>
#include <xmloff/xmlimp.hxx>
#include <com/sun/star/xml/sax/SAXException.hpp>
#include <cppuhelper/exc_hlp.hxx>
#include <sal/log.hxx>
class XSecParser::Context
{
protected:
friend class XSecParser;
XSecParser & m_rParser;
private:
std::optional<SvXMLNamespaceMap> m_pOldNamespaceMap;
public:
Context(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: m_rParser(rParser)
, m_pOldNamespaceMap(std::move(pOldNamespaceMap))
{
}
virtual ~Context() = default;
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& /*xAttrs*/)
{
}
virtual void EndElement()
{
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const /*nNamespace*/, OUString const& /*rName*/);
virtual void Characters(OUString const& /*rChars*/)
{
}
};
// it's possible that an unsupported element has an Id attribute and a
// ds:Reference digesting it - probably this means XSecController needs to know
// about it. (For known elements, the Id attribute is only processed according
// to the schema.)
class XSecParser::UnknownContext
: public XSecParser::Context
{
public:
UnknownContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
m_rParser.HandleIdAttr(xAttrs);
}
};
auto XSecParser::Context::CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const /*nNamespace*/, OUString const& /*rName*/)
-> std::unique_ptr<Context>
{
// default: create new base context
return std::make_unique<UnknownContext>(m_rParser, std::move(pOldNamespaceMap));
}
/**
note: anything in ds:Object should be trusted *only* if there is a ds:Reference
to it so it is signed (exception: the xades:EncapsulatedX509Certificate).
ds:SignedInfo precedes all ds:Object.
There may be multiple ds:Signature for purpose of counter-signatures
but the way XAdES describes these, only the ds:SignatureValue element
would be referenced, so requiring a ds:Reference for anything in
ds:Object shouldn't cause issues.
*/
class XSecParser::ReferencedContextImpl
: public XSecParser::Context
{
protected:
bool m_isReferenced;
public:
ReferencedContextImpl(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_isReferenced(isReferenced)
{
}
OUString CheckIdAttrReferenced(css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs)
{
OUString const id(m_rParser.HandleIdAttr(xAttrs));
if (!id.isEmpty() && m_rParser.m_pXSecController->haveReferenceForId(id))
{
m_isReferenced = true;
}
return id;
}
};
class XSecParser::LoPGPOwnerContext
: public XSecParser::Context
{
private:
OUString m_Value;
public:
LoPGPOwnerContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void EndElement() override
{
m_rParser.m_pXSecController->setGpgOwner(m_Value);
}
virtual void Characters(OUString const& rChars) override
{
m_Value += rChars;
}
};
class XSecParser::DsPGPKeyPacketContext
: public XSecParser::Context
{
private:
OUString m_Value;
public:
DsPGPKeyPacketContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void EndElement() override
{
m_rParser.m_pXSecController->setGpgCertificate(m_Value);
}
virtual void Characters(OUString const& rChars) override
{
m_Value += rChars;
}
};
class XSecParser::DsPGPKeyIDContext
: public XSecParser::Context
{
private:
OUString m_Value;
public:
DsPGPKeyIDContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void EndElement() override
{
m_rParser.m_pXSecController->setGpgKeyID(m_Value);
}
virtual void Characters(OUString const& rChars) override
{
m_Value += rChars;
}
};
class XSecParser::DsPGPDataContext
: public XSecParser::Context
{
public:
DsPGPDataContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& /*xAttrs*/) override
{
m_rParser.m_pXSecController->switchGpgSignature();
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "PGPKeyID")
{
return std::make_unique<DsPGPKeyIDContext>(m_rParser, std::move(pOldNamespaceMap));
}
if (nNamespace == XML_NAMESPACE_DS && rName == "PGPKeyPacket")
{
return std::make_unique<DsPGPKeyPacketContext>(m_rParser, std::move(pOldNamespaceMap));
}
if (nNamespace == XML_NAMESPACE_LO_EXT && rName == "PGPOwner")
{
return std::make_unique<LoPGPOwnerContext>(m_rParser, std::move(pOldNamespaceMap));
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::DsX509CertificateContext
: public XSecParser::Context
{
private:
OUString & m_rValue;
public:
DsX509CertificateContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
OUString& rValue)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rValue(rValue)
{
}
virtual void Characters(OUString const& rChars) override
{
m_rValue += rChars;
}
};
class XSecParser::DsX509SerialNumberContext
: public XSecParser::Context
{
private:
OUString & m_rValue;
public:
DsX509SerialNumberContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
OUString& rValue)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rValue(rValue)
{
}
virtual void Characters(OUString const& rChars) override
{
m_rValue += rChars;
}
};
class XSecParser::DsX509IssuerNameContext
: public XSecParser::Context
{
private:
OUString & m_rValue;
public:
DsX509IssuerNameContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
OUString& rValue)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rValue(rValue)
{
}
virtual void Characters(OUString const& rChars) override
{
m_rValue += rChars;
}
};
class XSecParser::DsX509IssuerSerialContext
: public XSecParser::Context
{
private:
OUString & m_rX509IssuerName;
OUString & m_rX509SerialNumber;
public:
DsX509IssuerSerialContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
OUString& rIssuerName, OUString& rSerialNumber)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rX509IssuerName(rIssuerName)
, m_rX509SerialNumber(rSerialNumber)
{
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "X509IssuerName")
{
return std::make_unique<DsX509IssuerNameContext>(m_rParser, std::move(pOldNamespaceMap), m_rX509IssuerName);
}
if (nNamespace == XML_NAMESPACE_DS && rName == "X509SerialNumber")
{
return std::make_unique<DsX509SerialNumberContext>(m_rParser, std::move(pOldNamespaceMap), m_rX509SerialNumber);
}
// missing: ds:X509SKI, ds:X509SubjectName, ds:X509CRL
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
/// can't be sure what is supposed to happen here because the spec is clear as mud
class XSecParser::DsX509DataContext
: public XSecParser::Context
{
private:
// sigh... "No ordering is implied by the above constraints."
// so store the ball of mud in vectors and try to figure it out later.
std::vector<std::pair<OUString, OUString>> m_X509IssuerSerials;
std::vector<OUString> m_X509Certificates;
public:
DsX509DataContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void EndElement() override
{
m_rParser.m_pXSecController->setX509Data(m_X509IssuerSerials, m_X509Certificates);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "X509IssuerSerial")
{
m_X509IssuerSerials.emplace_back();
return std::make_unique<DsX509IssuerSerialContext>(m_rParser, std::move(pOldNamespaceMap), m_X509IssuerSerials.back().first, m_X509IssuerSerials.back().second);
}
if (nNamespace == XML_NAMESPACE_DS && rName == "X509Certificate")
{
m_X509Certificates.emplace_back();
return std::make_unique<DsX509CertificateContext>(m_rParser, std::move(pOldNamespaceMap), m_X509Certificates.back());
}
// missing: ds:X509SKI, ds:X509SubjectName, ds:X509CRL
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::DsKeyInfoContext
: public XSecParser::Context
{
public:
DsKeyInfoContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
m_rParser.HandleIdAttr(xAttrs);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "X509Data")
{
return std::make_unique<DsX509DataContext>(m_rParser, std::move(pOldNamespaceMap));
}
if (nNamespace == XML_NAMESPACE_DS && rName == "PGPData")
{
return std::make_unique<DsPGPDataContext>(m_rParser, std::move(pOldNamespaceMap));
}
// missing: ds:KeyName, ds:KeyValue, ds:RetrievalMethod, ds:SPKIData, ds:MgmtData
// (old code would read ds:Transform inside ds:RetrievalMethod but
// presumably that was a bug)
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::DsSignatureValueContext
: public XSecParser::Context
{
private:
OUString m_Value;
public:
DsSignatureValueContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
m_rParser.HandleIdAttr(xAttrs);
}
virtual void EndElement() override
{
m_rParser.m_pXSecController->setSignatureValue(m_Value);
}
virtual void Characters(OUString const& rChars) override
{
m_Value += rChars;
}
};
class XSecParser::DsDigestValueContext
: public XSecParser::Context
{
private:
OUString & m_rValue;
public:
DsDigestValueContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
OUString& rValue)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rValue(rValue)
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& /*xAttrs*/) override
{
m_rValue.clear();
}
virtual void Characters(OUString const& rChars) override
{
m_rValue += rChars;
}
};
class XSecParser::DsDigestMethodContext
: public XSecParser::Context
{
private:
sal_Int32 & m_rReferenceDigestID;
public:
DsDigestMethodContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_Int32& rReferenceDigestID)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rReferenceDigestID(rReferenceDigestID)
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
OUString ouAlgorithm = xAttrs->getValueByName(u"Algorithm"_ustr);
SAL_WARN_IF( ouAlgorithm.isEmpty(), "xmlsecurity.helper", "no Algorithm in Reference" );
if (ouAlgorithm.isEmpty())
return;
SAL_WARN_IF( ouAlgorithm != ALGO_XMLDSIGSHA1
&& ouAlgorithm != ALGO_XMLDSIGSHA256
&& ouAlgorithm != ALGO_XMLDSIGSHA512,
"xmlsecurity.helper", "Algorithm neither SHA1, SHA256 nor SHA512");
if (ouAlgorithm == ALGO_XMLDSIGSHA1)
m_rReferenceDigestID = css::xml::crypto::DigestID::SHA1;
else if (ouAlgorithm == ALGO_XMLDSIGSHA256)
m_rReferenceDigestID = css::xml::crypto::DigestID::SHA256;
else if (ouAlgorithm == ALGO_XMLDSIGSHA512)
m_rReferenceDigestID = css::xml::crypto::DigestID::SHA512;
else
m_rReferenceDigestID = 0;
}
};
class XSecParser::DsTransformContext
: public XSecParser::Context
{
private:
bool & m_rIsC14N;
public:
DsTransformContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool& rIsC14N)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rIsC14N(rIsC14N)
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
OUString ouAlgorithm = xAttrs->getValueByName(u"Algorithm"_ustr);
if (ouAlgorithm == ALGO_C14N)
/*
* a xml stream
*/
{
m_rIsC14N = true;
}
}
};
class XSecParser::DsTransformsContext
: public XSecParser::Context
{
private:
bool & m_rIsC14N;
public:
DsTransformsContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool& rIsC14N)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rIsC14N(rIsC14N)
{
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "Transform")
{
return std::make_unique<DsTransformContext>(m_rParser, std::move(pOldNamespaceMap), m_rIsC14N);
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::DsReferenceContext
: public XSecParser::Context
{
private:
OUString m_URI;
OUString m_Type;
OUString m_DigestValue;
bool m_IsC14N = false;
// Relevant for ODF. The digest algorithm selected by the DigestMethod
// element's Algorithm attribute. @see css::xml::crypto::DigestID.
sal_Int32 m_nReferenceDigestID = css::xml::crypto::DigestID::SHA1;
public:
DsReferenceContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
m_rParser.HandleIdAttr(xAttrs);
m_URI = xAttrs->getValueByName(u"URI"_ustr);
SAL_WARN_IF(m_URI.isEmpty(), "xmlsecurity.helper", "URI is empty");
// Remember the type of this reference.
m_Type = xAttrs->getValueByName(u"Type"_ustr);
}
virtual void EndElement() override
{
if (m_URI.startsWith("#"))
{
/*
* remove the first character '#' from the attribute value
*/
m_rParser.m_pXSecController->addReference(m_URI.copy(1), m_nReferenceDigestID, m_Type);
}
else
{
if (m_IsC14N) // this is determined by nested ds:Transform
{
m_rParser.m_pXSecController->addStreamReference(m_URI, false, m_nReferenceDigestID);
}
else
/*
* it must be an octet stream
*/
{
m_rParser.m_pXSecController->addStreamReference(m_URI, true, m_nReferenceDigestID);
}
}
m_rParser.m_pXSecController->setDigestValue(m_nReferenceDigestID, m_DigestValue);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "Transforms")
{
return std::make_unique<DsTransformsContext>(m_rParser, std::move(pOldNamespaceMap), m_IsC14N);
}
if (nNamespace == XML_NAMESPACE_DS && rName == "DigestMethod")
{
return std::make_unique<DsDigestMethodContext>(m_rParser, std::move(pOldNamespaceMap), m_nReferenceDigestID);
}
if (nNamespace == XML_NAMESPACE_DS && rName == "DigestValue")
{
return std::make_unique<DsDigestValueContext>(m_rParser, std::move(pOldNamespaceMap), m_DigestValue);
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::DsSignatureMethodContext
: public XSecParser::Context
{
public:
DsSignatureMethodContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
OUString ouAlgorithm = xAttrs->getValueByName(u"Algorithm"_ustr);
if (ouAlgorithm == ALGO_ECDSASHA1 || ouAlgorithm == ALGO_ECDSASHA256
|| ouAlgorithm == ALGO_ECDSASHA512)
{
m_rParser.m_pXSecController->setSignatureMethod(svl::crypto::SignatureMethodAlgorithm::ECDSA);
}
}
};
class XSecParser::DsSignedInfoContext
: public XSecParser::Context
{
public:
DsSignedInfoContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
m_rParser.HandleIdAttr(xAttrs);
}
virtual void EndElement() override
{
m_rParser.m_pXSecController->setReferenceCount();
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "SignatureMethod")
{
return std::make_unique<DsSignatureMethodContext>(m_rParser, std::move(pOldNamespaceMap));
}
if (nNamespace == XML_NAMESPACE_DS && rName == "Reference")
{
return std::make_unique<DsReferenceContext>(m_rParser, std::move(pOldNamespaceMap));
}
// missing: ds:CanonicalizationMethod
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::XadesEncapsulatedX509CertificateContext
: public XSecParser::Context
{
private:
OUString m_Value;
public:
XadesEncapsulatedX509CertificateContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
m_rParser.HandleIdAttr(xAttrs);
}
virtual void EndElement() override
{
m_rParser.m_pXSecController->addEncapsulatedX509Certificate(m_Value);
}
virtual void Characters(OUString const& rChars) override
{
m_Value += rChars;
}
};
class XSecParser::XadesCertificateValuesContext
: public XSecParser::Context
{
public:
XadesCertificateValuesContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
m_rParser.HandleIdAttr(xAttrs);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "EncapsulatedX509Certificate")
{
return std::make_unique<XadesEncapsulatedX509CertificateContext>(m_rParser, std::move(pOldNamespaceMap));
}
// missing: xades:OtherCertificate
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::XadesUnsignedSignaturePropertiesContext
: public XSecParser::Context
{
public:
XadesUnsignedSignaturePropertiesContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
m_rParser.HandleIdAttr(xAttrs);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "CertificateValues")
{
return std::make_unique<XadesCertificateValuesContext>(m_rParser, std::move(pOldNamespaceMap));
}
// missing:
// xades:CounterSignature
// ^ old code would read a ds:Signature inside it?
// xades:SignatureTimeStamp
// xades:CompleteCertificateRefs
// xades:CompleteRevocationRefs
// xades:AttributeCertificateRefs
// xades:AttributeRevocationRefs
// xades:SigAndRefsTimeStamp
// xades:RefsOnlyTimeStamp
// xades:RevocationValues
// xades:AttrAuthoritiesCertValues
// ^ old code: was equivalent to CertificateValues ???
// xades:AttributeRevocationValues
// xades:ArchiveTimeStamp
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::XadesUnsignedPropertiesContext
: public XSecParser::Context
{
public:
XadesUnsignedPropertiesContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
m_rParser.HandleIdAttr(xAttrs);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "UnsignedSignatureProperties")
{
return std::make_unique<XadesUnsignedSignaturePropertiesContext>(m_rParser, std::move(pOldNamespaceMap));
}
// missing: xades:UnsignedDataObjectProperties
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::LoSignatureLineIdContext
: public XSecParser::ReferencedContextImpl
{
private:
OUString m_Value;
public:
LoSignatureLineIdContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual void EndElement() override
{
if (m_isReferenced)
{
m_rParser.m_pXSecController->setSignatureLineId(m_Value);
}
else
{
SAL_INFO("xmlsecurity.helper", "ignoring unsigned SignatureLineId");
}
}
virtual void Characters(OUString const& rChars) override
{
m_Value += rChars;
}
};
class XSecParser::LoSignatureLineValidImageContext
: public XSecParser::ReferencedContextImpl
{
private:
OUString m_Value;
public:
LoSignatureLineValidImageContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual void EndElement() override
{
if (m_isReferenced)
{
m_rParser.m_pXSecController->setValidSignatureImage(m_Value);
}
else
{
SAL_INFO("xmlsecurity.helper", "ignoring unsigned SignatureLineValidImage");
}
}
virtual void Characters(OUString const& rChars) override
{
m_Value += rChars;
}
};
class XSecParser::LoSignatureLineInvalidImageContext
: public XSecParser::ReferencedContextImpl
{
private:
OUString m_Value;
public:
LoSignatureLineInvalidImageContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual void EndElement() override
{
if (m_isReferenced)
{
m_rParser.m_pXSecController->setInvalidSignatureImage(m_Value);
}
else
{
SAL_INFO("xmlsecurity.helper", "ignoring unsigned SignatureLineInvalidImage");
}
}
virtual void Characters(OUString const& rChars) override
{
m_Value += rChars;
}
};
class XSecParser::LoSignatureLineContext
: public XSecParser::ReferencedContextImpl
{
public:
LoSignatureLineContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_LO_EXT && rName == "SignatureLineId")
{
return std::make_unique<LoSignatureLineIdContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
if (nNamespace == XML_NAMESPACE_LO_EXT && rName == "SignatureLineValidImage")
{
return std::make_unique<LoSignatureLineValidImageContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
if (nNamespace == XML_NAMESPACE_LO_EXT && rName == "SignatureLineInvalidImage")
{
return std::make_unique<LoSignatureLineInvalidImageContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::XadesCertDigestContext
: public XSecParser::Context
{
private:
OUString & m_rDigestValue;
sal_Int32 & m_rReferenceDigestID;
public:
XadesCertDigestContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
OUString& rDigestValue, sal_Int32& rReferenceDigestID)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rDigestValue(rDigestValue)
, m_rReferenceDigestID(rReferenceDigestID)
{
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "DigestMethod")
{
return std::make_unique<DsDigestMethodContext>(m_rParser, std::move(pOldNamespaceMap), m_rReferenceDigestID);
}
if (nNamespace == XML_NAMESPACE_DS && rName == "DigestValue")
{
return std::make_unique<DsDigestValueContext>(m_rParser, std::move(pOldNamespaceMap), m_rDigestValue);
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::XadesCertContext
: public XSecParser::ReferencedContextImpl
{
private:
sal_Int32 m_nReferenceDigestID = css::xml::crypto::DigestID::SHA1;
OUString m_CertDigest;
OUString m_X509IssuerName;
OUString m_X509SerialNumber;
public:
XadesCertContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual void EndElement() override
{
if (m_isReferenced)
{
m_rParser.m_pXSecController->setX509CertDigest(m_CertDigest, m_nReferenceDigestID, m_X509IssuerName, m_X509SerialNumber);
}
else
{
SAL_INFO("xmlsecurity.helper", "ignoring unsigned xades:Cert");
}
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "CertDigest")
{
return std::make_unique<XadesCertDigestContext>(m_rParser, std::move(pOldNamespaceMap), m_CertDigest, m_nReferenceDigestID);
}
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "IssuerSerial")
{
return std::make_unique<DsX509IssuerSerialContext>(m_rParser, std::move(pOldNamespaceMap), m_X509IssuerName, m_X509SerialNumber);
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::XadesSigningCertificateContext
: public XSecParser::ReferencedContextImpl
{
public:
XadesSigningCertificateContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "Cert")
{
return std::make_unique<XadesCertContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::XadesSigningTimeContext
: public XSecParser::ReferencedContextImpl
{
private:
OUString m_Value;
public:
XadesSigningTimeContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual void EndElement() override
{
if (m_isReferenced)
{
m_rParser.m_pXSecController->setDate(u""_ustr, m_Value);
}
else
{
SAL_INFO("xmlsecurity.helper", "ignoring unsigned SigningTime");
}
}
virtual void Characters(OUString const& rChars) override
{
m_Value += rChars;
}
};
class XSecParser::XadesSignedSignaturePropertiesContext
: public XSecParser::ReferencedContextImpl
{
public:
XadesSignedSignaturePropertiesContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
CheckIdAttrReferenced(xAttrs);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "SigningTime")
{
return std::make_unique<XadesSigningTimeContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "SigningCertificate")
{
return std::make_unique<XadesSigningCertificateContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
if (nNamespace == XML_NAMESPACE_LO_EXT && rName == "SignatureLine")
{
return std::make_unique<LoSignatureLineContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
// missing: xades:SignaturePolicyIdentifier, xades:SignatureProductionPlace, xades:SignerRole
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::XadesSignedPropertiesContext
: public XSecParser::ReferencedContextImpl
{
public:
XadesSignedPropertiesContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
CheckIdAttrReferenced(xAttrs);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "SignedSignatureProperties")
{
return std::make_unique<XadesSignedSignaturePropertiesContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
// missing: xades:SignedDataObjectProperties
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::XadesQualifyingPropertiesContext
: public XSecParser::ReferencedContextImpl
{
public:
XadesQualifyingPropertiesContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
CheckIdAttrReferenced(xAttrs);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "SignedProperties")
{
return std::make_unique<XadesSignedPropertiesContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "UnsignedProperties")
{
return std::make_unique<XadesUnsignedPropertiesContext>(m_rParser, std::move(pOldNamespaceMap));
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::DcDateContext
: public XSecParser::Context
{
private:
OUString & m_rValue;
public:
DcDateContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
OUString& rValue)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rValue(rValue)
{
}
virtual void Characters(OUString const& rChars) override
{
m_rValue += rChars;
}
};
class XSecParser::DcDescriptionContext
: public XSecParser::Context
{
private:
OUString & m_rValue;
public:
DcDescriptionContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
OUString& rValue)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
, m_rValue(rValue)
{
}
virtual void Characters(OUString const& rChars) override
{
m_rValue += rChars;
}
};
class XSecParser::DsSignaturePropertyContext
: public XSecParser::ReferencedContextImpl
{
private:
enum class SignatureProperty { Unknown, Date, Description };
SignatureProperty m_Property = SignatureProperty::Unknown;
OUString m_Id;
OUString m_Value;
public:
DsSignaturePropertyContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
m_Id = CheckIdAttrReferenced(xAttrs);
}
virtual void EndElement() override
{
if (m_isReferenced)
{
switch (m_Property)
{
case SignatureProperty::Unknown:
SAL_INFO("xmlsecurity.helper", "Unknown property in ds:Object ignored");
break;
case SignatureProperty::Date:
m_rParser.m_pXSecController->setDate(m_Id, m_Value);
break;
case SignatureProperty::Description:
m_rParser.m_pXSecController->setDescription(m_Id, m_Value);
break;
}
}
else
{
SAL_INFO("xmlsecurity.helper", "ignoring unsigned SignatureProperty");
}
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DC && rName == "date")
{
m_Property = SignatureProperty::Date;
return std::make_unique<DcDateContext>(m_rParser, std::move(pOldNamespaceMap), m_Value);
}
if (nNamespace == XML_NAMESPACE_DC && rName == "description")
{
m_Property = SignatureProperty::Description;
return std::make_unique<DcDescriptionContext>(m_rParser, std::move(pOldNamespaceMap), m_Value);
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::DsSignaturePropertiesContext
: public XSecParser::ReferencedContextImpl
{
public:
DsSignaturePropertiesContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
bool const isReferenced)
: ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), isReferenced)
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
CheckIdAttrReferenced(xAttrs);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "SignatureProperty")
{
return std::make_unique<DsSignaturePropertyContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::DsObjectContext
: public XSecParser::ReferencedContextImpl
{
public:
DsObjectContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
// init with "false" here - the Signature element can't be referenced by its child
: XSecParser::ReferencedContextImpl(rParser, std::move(pOldNamespaceMap), false)
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
CheckIdAttrReferenced(xAttrs);
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "SignatureProperties")
{
return std::make_unique<DsSignaturePropertiesContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
if (nNamespace == XML_NAMESPACE_XADES132 && rName == "QualifyingProperties")
{
return std::make_unique<XadesQualifyingPropertiesContext>(m_rParser, std::move(pOldNamespaceMap), m_isReferenced);
}
// missing: ds:Manifest
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::DsSignatureContext
: public XSecParser::Context
{
public:
DsSignatureContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual void StartElement(
css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs) override
{
OUString const ouIdAttr(m_rParser.HandleIdAttr(xAttrs));
m_rParser.m_rXMLSignatureHelper.StartVerifySignatureElement();
m_rParser.m_pXSecController->addSignature();
if (!ouIdAttr.isEmpty())
{
m_rParser.m_pXSecController->setId( ouIdAttr );
}
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "SignedInfo")
{
return std::make_unique<DsSignedInfoContext>(m_rParser, std::move(pOldNamespaceMap));
}
if (nNamespace == XML_NAMESPACE_DS && rName == "SignatureValue")
{
return std::make_unique<DsSignatureValueContext>(m_rParser, std::move(pOldNamespaceMap));
}
if (nNamespace == XML_NAMESPACE_DS && rName == "KeyInfo")
{
return std::make_unique<DsKeyInfoContext>(m_rParser, std::move(pOldNamespaceMap));
}
if (nNamespace == XML_NAMESPACE_DS && rName == "Object")
{
return std::make_unique<DsObjectContext>(m_rParser, std::move(pOldNamespaceMap));
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
class XSecParser::DsigSignaturesContext
: public XSecParser::Context
{
public:
DsigSignaturesContext(XSecParser& rParser,
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap)
: XSecParser::Context(rParser, std::move(pOldNamespaceMap))
{
}
virtual std::unique_ptr<Context> CreateChildContext(
std::optional<SvXMLNamespaceMap>&& pOldNamespaceMap,
sal_uInt16 const nNamespace, OUString const& rName) override
{
if (nNamespace == XML_NAMESPACE_DS && rName == "Signature")
{
return std::make_unique<DsSignatureContext>(m_rParser, std::move(pOldNamespaceMap));
}
return XSecParser::Context::CreateChildContext(std::move(pOldNamespaceMap), nNamespace, rName);
}
};
XSecParser::XSecParser(XMLSignatureHelper& rXMLSignatureHelper,
XSecController* pXSecController)
: m_pNamespaceMap(SvXMLNamespaceMap())
, m_pXSecController(pXSecController)
, m_rXMLSignatureHelper(rXMLSignatureHelper)
{
using namespace xmloff::token;
m_pNamespaceMap->Add( GetXMLToken(XML_XML), GetXMLToken(XML_N_XML), XML_NAMESPACE_XML );
m_pNamespaceMap->Add( u"_dsig_ooo"_ustr, GetXMLToken(XML_N_DSIG_OOO), XML_NAMESPACE_DSIG_OOO );
m_pNamespaceMap->Add( u"_dsig"_ustr, GetXMLToken(XML_N_DSIG), XML_NAMESPACE_DSIG );
m_pNamespaceMap->Add( u"_ds"_ustr, GetXMLToken(XML_N_DS), XML_NAMESPACE_DS );
m_pNamespaceMap->Add( u"_xades132"_ustr, GetXMLToken(XML_N_XADES132), XML_NAMESPACE_XADES132);
m_pNamespaceMap->Add( u"_xades141"_ustr, GetXMLToken(XML_N_XADES141), XML_NAMESPACE_XADES141);
m_pNamespaceMap->Add( u"_dc"_ustr, GetXMLToken(XML_N_DC), XML_NAMESPACE_DC );
m_pNamespaceMap->Add( u"_office_libo"_ustr,
GetXMLToken(XML_N_LO_EXT), XML_NAMESPACE_LO_EXT);
}
OUString XSecParser::HandleIdAttr(css::uno::Reference<css::xml::sax::XAttributeList> const& xAttrs)
{
OUString ouIdAttr = getIdAttr(xAttrs);
if (!ouIdAttr.isEmpty())
{
m_pXSecController->collectToVerify( ouIdAttr );
}
return ouIdAttr;
}
OUString XSecParser::getIdAttr(const css::uno::Reference< css::xml::sax::XAttributeList >& xAttribs )
{
OUString ouIdAttr = xAttribs->getValueByName(u"id"_ustr);
if (ouIdAttr.isEmpty())
{
ouIdAttr = xAttribs->getValueByName(u"Id"_ustr);
}
return ouIdAttr;
}
/*
* XDocumentHandler
*/
void SAL_CALL XSecParser::startDocument( )
{
if (m_xNextHandler.is())
{
m_xNextHandler->startDocument();
}
}
void SAL_CALL XSecParser::endDocument( )
{
if (m_xNextHandler.is())
{
m_xNextHandler->endDocument();
}
}
void SAL_CALL XSecParser::startElement(
const OUString& rName,
const css::uno::Reference< css::xml::sax::XAttributeList >& xAttribs )
{
assert(m_pNamespaceMap);
std::optional<SvXMLNamespaceMap> pRewindMap(
SvXMLImport::processNSAttributes(m_pNamespaceMap, nullptr, xAttribs));
OUString localName;
sal_uInt16 const nPrefix(m_pNamespaceMap->GetKeyByAttrName(rName, &localName));
std::unique_ptr<Context> pContext;
if (m_ContextStack.empty())
{
if ((nPrefix != XML_NAMESPACE_DSIG && nPrefix != XML_NAMESPACE_DSIG_OOO)
|| localName != "document-signatures")
{
throw css::xml::sax::SAXException(
u"xmlsecurity: unexpected root element"_ustr, nullptr,
css::uno::Any());
}
pContext.reset(new DsigSignaturesContext(*this, std::move(pRewindMap)));
}
else
{
pContext = m_ContextStack.top()->CreateChildContext(
std::move(pRewindMap), nPrefix, localName);
}
m_ContextStack.push(std::move(pContext));
try
{
m_ContextStack.top()->StartElement(xAttribs);
if (m_xNextHandler.is())
{
m_xNextHandler->startElement(rName, xAttribs);
}
}
catch (css::uno::Exception& )
{//getCaughtException MUST be the first line in the catch block
css::uno::Any exc = cppu::getCaughtException();
throw css::xml::sax::SAXException(
u"xmlsecurity: Exception in XSecParser::startElement"_ustr,
nullptr, exc);
}
catch (...)
{
throw css::xml::sax::SAXException(
u"xmlsecurity: unexpected exception in XSecParser::startElement"_ustr, nullptr,
css::uno::Any());
}
}
void SAL_CALL XSecParser::endElement(const OUString& rName)
{
assert(!m_ContextStack.empty()); // this should be checked by sax parser?
try
{
m_ContextStack.top()->EndElement();
if (m_xNextHandler.is())
{
m_xNextHandler->endElement(rName);
}
}
catch (css::uno::Exception& )
{//getCaughtException MUST be the first line in the catch block
css::uno::Any exc = cppu::getCaughtException();
throw css::xml::sax::SAXException(
u"xmlsecurity: Exception in XSecParser::endElement"_ustr,
nullptr, exc);
}
catch (...)
{
throw css::xml::sax::SAXException(
u"xmlsecurity: unexpected exception in XSecParser::endElement"_ustr, nullptr,
css::uno::Any());
}
if (m_ContextStack.top()->m_pOldNamespaceMap)
{
m_pNamespaceMap = std::move(m_ContextStack.top()->m_pOldNamespaceMap);
}
m_ContextStack.pop();
}
void SAL_CALL XSecParser::characters(const OUString& rChars)
{
assert(!m_ContextStack.empty()); // this should be checked by sax parser?
m_ContextStack.top()->Characters(rChars);
if (m_xNextHandler.is())
{
m_xNextHandler->characters(rChars);
}
}
void SAL_CALL XSecParser::ignorableWhitespace( const OUString& aWhitespaces )
{
if (m_xNextHandler.is())
{
m_xNextHandler->ignorableWhitespace( aWhitespaces );
}
}
void SAL_CALL XSecParser::processingInstruction( const OUString& aTarget, const OUString& aData )
{
if (m_xNextHandler.is())
{
m_xNextHandler->processingInstruction(aTarget, aData);
}
}
void SAL_CALL XSecParser::setDocumentLocator( const css::uno::Reference< css::xml::sax::XLocator >& xLocator )
{
if (m_xNextHandler.is())
{
m_xNextHandler->setDocumentLocator( xLocator );
}
}
/*
* XInitialization
*/
void SAL_CALL XSecParser::initialize(
const css::uno::Sequence< css::uno::Any >& aArguments )
{
aArguments[0] >>= m_xNextHandler;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
↑ V530 The return value of function 'CheckIdAttrReferenced' is required to be utilized.
↑ V530 The return value of function 'CheckIdAttrReferenced' is required to be utilized.
↑ V530 The return value of function 'CheckIdAttrReferenced' is required to be utilized.
↑ V530 The return value of function 'CheckIdAttrReferenced' is required to be utilized.
↑ V530 The return value of function 'CheckIdAttrReferenced' is required to be utilized.