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22 * @file xmltooling/security/AbstractPKIXTrustEngine.h
24 * A trust engine that uses X.509 trust anchors and CRLs associated with a peer
25 * to perform PKIX validation of signatures and credentials.
28 #if !defined(__xmltooling_pkixtrust_h__) && !defined(XMLTOOLING_NO_XMLSEC)
29 #define __xmltooling_pkixtrust_h__
31 #include <xmltooling/security/OpenSSLTrustEngine.h>
32 #include <xmltooling/security/SignatureTrustEngine.h>
37 namespace xmltooling {
39 class XMLTOOL_API OpenSSLPathValidator;
40 class XMLTOOL_API XSECCryptoX509CRL;
43 * A trust engine that uses X.509 trust anchors and CRLs associated with a peer
44 * to perform PKIX validation of signatures and credentials.
46 class XMLTOOL_API AbstractPKIXTrustEngine : public SignatureTrustEngine, public OpenSSLTrustEngine
52 * If a DOM is supplied, the following XML content is supported:
55 * <li>checkRevocation attribute (off, entityOnly, fullChain)
56 * <li>policyMappingInhibit attribute (boolean)
57 * <li>anyPolicyInhibit attribute (boolean)
58 * <li>&t;PathValidator> element (zero or more)
59 * <li><TrustedName> element (zero or more)
60 * <li><PolicyOID> element (zero or more)
63 * @param e DOM to supply configuration for provider
65 AbstractPKIXTrustEngine(const xercesc::DOMElement* e=nullptr);
67 /** Plugins used to perform path validation. */
68 std::vector<OpenSSLPathValidator*> m_pathValidators;
70 /** Controls revocation checking, currently limited to CRLs and supports "off", "entityOnly", "fullChain". */
71 std::string m_checkRevocation;
73 /** Deprecated option, equivalent to checkRevocation="fullChain". */
76 /** Disable policy mapping when applying PKIX policy checking. */
77 bool m_policyMappingInhibit;
79 /** Disallow the anyPolicy OID (2.5.29.32.0) when applying PKIX policy checking. */
80 bool m_anyPolicyInhibit;
82 /** A list of acceptable policy OIDs (explicit policy checking). */
83 std::set<std::string> m_policyOIDs;
85 /** A list of trusted names (subject DNs / CN attributes / subjectAltName entries). */
86 std::set<std::string> m_trustedNames;
89 * Checks that either the name of the peer with the given credentials or the names
90 * of the credentials match the subject or subject alternate names of the certificate.
91 * Alternatively explicit trusted names can be supplied statically via configuration.
93 * @param certEE the credential for the entity to validate
94 * @param credResolver source of trusted credentials
95 * @param criteria criteria for selecting credentials, including the peer name
97 * @return true the name check succeeds, false if not
99 bool checkEntityNames(X509* certEE, const CredentialResolver& credResolver, const CredentialCriteria& criteria) const;
102 virtual ~AbstractPKIXTrustEngine();
105 xmlsignature::Signature& sig,
106 const CredentialResolver& credResolver,
107 CredentialCriteria* criteria=nullptr
111 const XMLCh* sigAlgorithm,
113 xmlsignature::KeyInfo* keyInfo,
116 const CredentialResolver& credResolver,
117 CredentialCriteria* criteria=nullptr
121 XSECCryptoX509* certEE,
122 const std::vector<XSECCryptoX509*>& certChain,
123 const CredentialResolver& credResolver,
124 CredentialCriteria* criteria=nullptr
129 STACK_OF(X509)* certChain,
130 const CredentialResolver& credResolver,
131 CredentialCriteria* criteria=nullptr
135 * Stateful interface that supplies PKIX validation data to the trust engine.
136 * Applications can adapt this TrustEngine to their environment by returning
137 * implementations of this interface from the getPKIXValidationInfoIterator
140 class XMLTOOL_API PKIXValidationInfoIterator {
141 MAKE_NONCOPYABLE(PKIXValidationInfoIterator);
143 PKIXValidationInfoIterator();
146 virtual ~PKIXValidationInfoIterator();
149 * Advances to the next set of information, if any.
151 * @return true iff another set of information is available
153 virtual bool next()=0;
156 * Returns the allowable trust chain verification depth for the
157 * validation data in the current position.
159 * @return allowable trust chain verification depth
161 virtual int getVerificationDepth() const=0;
164 * Returns the set of trust anchors for the validation data in the
165 * current position. Keeping the certificates beyond the lifetime
166 * of the iterator or after advancing to the next position requires
169 * @return set of trust anchors
171 virtual const std::vector<XSECCryptoX509*>& getTrustAnchors() const=0;
174 * Returns the set of CRLs for the validation data in the
175 * current position. Keeping the CRLs beyond the lifetime
176 * of the iterator or after advancing to the next position requires
179 * @return set of CRLs
181 virtual const std::vector<XSECCryptoX509CRL*>& getCRLs() const=0;
185 * Provides access to the information necessary, for the given credential source, for
186 * PKIX validation of credentials. Each set of validation information returned
187 * will be tried, in turn, until one succeeds or no more remain.
188 * The caller must free the returned interface when finished with it.
190 * @param pkixSource the peer for which validation rules are required
191 * @param criteria criteria for selecting validation rules
192 * @return interface for obtaining validation data
194 virtual PKIXValidationInfoIterator* getPKIXValidationInfoIterator(
195 const CredentialResolver& pkixSource, CredentialCriteria* criteria=nullptr
199 bool validateWithCRLs(
201 STACK_OF(X509)* certChain,
202 const CredentialResolver& credResolver,
203 CredentialCriteria* criteria=nullptr,
204 const std::vector<XSECCryptoX509CRL*>* inlineCRLs=nullptr
207 friend class XMLTOOL_DLLLOCAL PKIXParams;
211 #endif /* __xmltooling_pkixtrust_h__ */