2 * Copyright 2001-2007 Internet2
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18 * @file xmltooling/security/AbstractPKIXTrustEngine.h
20 * A trust engine that uses X.509 trust anchors and CRLs associated with a peer
21 * to perform PKIX validation of signatures and credentials.
24 #if !defined(__xmltooling_pkixtrust_h__) && !defined(XMLTOOLING_NO_XMLSEC)
25 #define __xmltooling_pkixtrust_h__
27 #include <xmltooling/security/OpenSSLTrustEngine.h>
28 #include <xmltooling/security/SignatureTrustEngine.h>
29 #include <xmltooling/security/XSECCryptoX509CRL.h>
31 namespace xmltooling {
34 * A trust engine that uses X.509 trust anchors and CRLs associated with a peer
35 * to perform PKIX validation of signatures and credentials.
37 class XMLTOOL_API AbstractPKIXTrustEngine : public SignatureTrustEngine, public OpenSSLTrustEngine
43 * If a DOM is supplied, the following XML content is supported:
46 * <li><KeyInfoResolver> elements with a type attribute
49 * XML namespaces are ignored in the processing of this content.
51 * @param e DOM to supply configuration for provider
53 AbstractPKIXTrustEngine(const xercesc::DOMElement* e=NULL) : TrustEngine(e) {}
56 * Checks that either the name of the peer with the given credentials or the names
57 * of the credentials match the subject or subject alternate names of the certificate.
59 * @param certEE the credential for the entity to validate
60 * @param credResolver source of credentials
61 * @param criteria criteria for selecting credentials, including the peer name
63 * @return true the name check succeeds, false if not
65 bool checkEntityNames(X509* certEE, const CredentialResolver& credResolver, const CredentialCriteria& criteria) const;
68 virtual ~AbstractPKIXTrustEngine() {}
71 xmlsignature::Signature& sig,
72 const CredentialResolver& credResolver,
73 CredentialCriteria* criteria=NULL
77 const XMLCh* sigAlgorithm,
79 xmlsignature::KeyInfo* keyInfo,
82 const CredentialResolver& credResolver,
83 CredentialCriteria* criteria=NULL
87 XSECCryptoX509* certEE,
88 const std::vector<XSECCryptoX509*>& certChain,
89 const CredentialResolver& credResolver,
90 CredentialCriteria* criteria=NULL
95 STACK_OF(X509)* certChain,
96 const CredentialResolver& credResolver,
97 CredentialCriteria* criteria=NULL
101 * Stateful interface that supplies PKIX validation data to the trust engine.
102 * Applications can adapt this TrustEngine to their environment by returning
103 * implementations of this interface from the getPKIXValidationInfoIterator
106 class XMLTOOL_API PKIXValidationInfoIterator {
107 MAKE_NONCOPYABLE(PKIXValidationInfoIterator);
109 PKIXValidationInfoIterator() {}
112 virtual ~PKIXValidationInfoIterator() {}
115 * Advances to the next set of information, if any.
117 * @return true iff another set of information is available
119 virtual bool next()=0;
122 * Returns the allowable trust chain verification depth for the
123 * validation data in the current position.
125 * @return allowable trust chain verification depth
127 virtual int getVerificationDepth() const=0;
130 * Returns the set of trust anchors for the validation data in the
131 * current position. Keeping the certificates beyond the lifetime
132 * of the iterator or after advancing to the next position requires
135 * @return set of trust anchors
137 virtual const std::vector<XSECCryptoX509*>& getTrustAnchors() const=0;
140 * Returns the set of CRLs for the validation data in the
141 * current position. Keeping the CRLs beyond the lifetime
142 * of the iterator or after advancing to the next position requires
145 * @return set of CRLs
147 virtual const std::vector<XSECCryptoX509CRL*>& getCRLs() const=0;
151 * Provides access to the information necessary, for the given credential source, for
152 * PKIX validation of credentials. Each set of validation information returned
153 * will be tried, in turn, until one succeeds or no more remain.
154 * The caller must free the returned interface when finished with it.
156 * @param pkixSource the peer for which validation rules are required
157 * @param criteria criteria for selecting validation rules
158 * @return interface for obtaining validation data
160 virtual PKIXValidationInfoIterator* getPKIXValidationInfoIterator(
161 const CredentialResolver& pkixSource, CredentialCriteria* criteria=NULL
166 #endif /* __xmltooling_pkixtrust_h__ */