2 * Copyright 2001-2007 Internet2
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 * ContentReference.cpp
20 * SAML-specific signature reference profile
24 #include "signature/ContentReference.h"
25 #include "signature/SignableObject.h"
27 #include <xmltooling/signature/Signature.h>
28 #include <xercesc/util/XMLUniDefs.hpp>
29 #include <xsec/dsig/DSIGReference.hpp>
30 #include <xsec/dsig/DSIGTransformC14n.hpp>
32 using namespace opensaml;
33 using namespace xmltooling;
36 void ContentReference::createReferences(DSIGSignature* sig)
38 DSIGReference* ref=NULL;
39 const XMLCh* id=m_signableObject.getXMLID();
41 ref=sig->createReference(&chNull); // whole doc reference
43 XMLCh* buf=new XMLCh[XMLString::stringLen(id) + 2];
46 XMLString::catString(buf,id);
48 ref=sig->createReference(buf, m_digest ? m_digest : DSIGConstants::s_unicodeStrURISHA1);
57 ref->appendEnvelopedSignatureTransform();
58 DSIGTransformC14n* c14n=ref->appendCanonicalizationTransform(m_c14n ? m_c14n : DSIGConstants::s_unicodeStrURIEXC_C14N_NOC);
59 if (!m_c14n || m_c14n == DSIGConstants::s_unicodeStrURIEXC_C14N_NOC || m_c14n == DSIGConstants::s_unicodeStrURIEXC_C14N_COM) {
60 addPrefixes(m_signableObject);
63 for (set<xstring>::const_iterator p = m_prefixes.begin(); p!=m_prefixes.end(); ++p)
64 prefixes += *p + chSpace;
65 if (!prefixes.empty()) {
66 prefixes.erase(prefixes.begin() + prefixes.size() - 1);
67 c14n->setInclusiveNamespaces(XMLString::replicate(prefixes.c_str()));
70 for (set<string>::const_iterator p = m_prefixes.begin(); p!=m_prefixes.end(); ++p)
71 c14n->addInclusiveNamespace(p->c_str());
76 void ContentReference::addInclusivePrefix(const XMLCh* prefix)
78 static const XMLCh _default[] = { chPound, chLatin_d, chLatin_e, chLatin_f, chLatin_a, chLatin_u, chLatin_l, chLatin_t, chNull };
81 if (prefix && *prefix)
82 m_prefixes.insert(prefix);
84 m_prefixes.insert(_default);
86 if (prefix && *prefix) {
87 auto_ptr_char p(prefix);
88 m_prefixes.insert(p.get());
91 m_prefixes.insert("#default");
95 void ContentReference::addPrefixes(const std::set<Namespace>& namespaces)
97 for (set<Namespace>::const_iterator n = namespaces.begin(); n!=namespaces.end(); ++n)
98 addInclusivePrefix(n->getNamespacePrefix());
101 void ContentReference::addPrefixes(const XMLObject& xmlObject)
103 addPrefixes(xmlObject.getNamespaces());
104 const list<XMLObject*>& children = xmlObject.getOrderedChildren();
105 for (list<XMLObject*>::const_iterator child = children.begin(); child!=children.end(); ++child) {
107 addPrefixes(*(*child));