2 * Copyright 2001-2006 Internet2
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4 * Licensed under the Apache License, Version 2.0 (the "License");
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5 * you may not use this file except in compliance with the License.
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6 * You may obtain a copy of the License at
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8 * http://www.apache.org/licenses/LICENSE-2.0
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10 * Unless required by applicable law or agreed to in writing, software
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11 * distributed under the License is distributed on an "AS IS" BASIS,
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12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 * See the License for the specific language governing permissions and
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14 * limitations under the License.
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18 * @file saml/security/TrustEngine.h
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20 * SAML-specific TrustEngine API
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23 #ifndef __saml_trust_h__
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24 #define __saml_trust_h__
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26 #include <saml/base.h>
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27 #include <saml/saml2/metadata/Metadata.h>
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28 #include <xmltooling/signature/KeyResolver.h>
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30 namespace opensaml {
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33 * Adapts SAML metadata as a source of KeyInfo for a TrustEngine
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34 * and adds SAML-specific signature validation.
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36 class SAML_API TrustEngine {
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37 MAKE_NONCOPYABLE(TrustEngine);
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42 * If a DOM is supplied, the following XML content is supported:
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45 * <li><KeyResolver> elements with a type attribute
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48 * XML namespaces are ignored in the processing of this content.
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50 * @param e DOM to supply configuration for provider
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52 TrustEngine(const DOMElement* e=NULL) {}
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55 virtual ~TrustEngine() {}
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58 * Determines whether a signed SAML object is correct and valid with respect
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59 * to the information known about the issuer.
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61 * A custom KeyResolver can be supplied from outside the TrustEngine.
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62 * Alternatively, one may be specified to the plugin constructor.
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63 * A non-caching, inline resolver will be used as a fallback.
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65 * @param sig reference to a signature object to validate
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66 * @param role metadata role supplying key information
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67 * @param keyResolver optional externally supplied KeyResolver, or NULL
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69 virtual bool validate(
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70 xmlsignature::Signature& sig,
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71 saml2md::RoleDescriptor& role,
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72 const xmlsignature::KeyResolver* keyResolver=NULL
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78 * Registers TrustEngine classes into the runtime.
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80 void SAML_API registerTrustEngines();
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82 /** TrustEngine based on explicit key information resolved from metadata. */
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83 #define EXPLICIT_KEY_SAMLTRUSTENGINE "org.opensaml.security.ExplicitKeyTrustEngine"
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86 #endif /* __saml_trust_h__ */
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