0052b135221172d820669668d7a928caf7c58071
[shibboleth/cpp-xmltooling.git] / xmltooling / security / impl / TrustEngine.cpp
1 /*
2  *  Copyright 2001-2007 Internet2
3  * 
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
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
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.
15  */
16
17 /**
18  * TrustEngine.cpp
19  * 
20  * Registration of factories for built-in engines
21  */
22
23 #include "internal.h"
24 #include "security/KeyInfoResolver.h"
25 #include "security/TrustEngine.h"
26 #include "util/XMLHelper.h"
27
28 #include <xercesc/util/XMLUniDefs.hpp>
29
30 using namespace xmltooling;
31 using namespace std;
32
33 namespace xmltooling {
34     XMLTOOL_DLLLOCAL PluginManager<TrustEngine,string,const DOMElement*>::Factory ExplicitKeyTrustEngineFactory;
35     XMLTOOL_DLLLOCAL PluginManager<TrustEngine,string,const DOMElement*>::Factory StaticPKIXTrustEngineFactory;
36     XMLTOOL_DLLLOCAL PluginManager<TrustEngine,string,const DOMElement*>::Factory ChainingTrustEngineFactory;
37 };
38
39 void XMLTOOL_API xmltooling::registerTrustEngines()
40 {
41     XMLToolingConfig& conf=XMLToolingConfig::getConfig();
42     conf.TrustEngineManager.registerFactory(EXPLICIT_KEY_TRUSTENGINE, ExplicitKeyTrustEngineFactory);
43     conf.TrustEngineManager.registerFactory(STATIC_PKIX_TRUSTENGINE, StaticPKIXTrustEngineFactory);
44     conf.TrustEngineManager.registerFactory(CHAINING_TRUSTENGINE, ChainingTrustEngineFactory);
45 }
46
47 static const XMLCh _KeyInfoResolver[] = UNICODE_LITERAL_15(K,e,y,I,n,f,o,R,e,s,o,l,v,e,r);
48 static const XMLCh type[] =             UNICODE_LITERAL_4(t,y,p,e);
49
50 TrustEngine::TrustEngine(const DOMElement* e) : m_keyInfoResolver(NULL)
51 {
52     DOMElement* child = e ? XMLHelper::getFirstChildElement(e,_KeyInfoResolver) : NULL;
53     if (child) {
54         auto_ptr_char t(child->getAttributeNS(NULL,type));
55         if (t.get())
56             m_keyInfoResolver = XMLToolingConfig::getConfig().KeyInfoResolverManager.newPlugin(t.get(),child);
57         else
58             throw UnknownExtensionException("<KeyInfoResolver> element found with no type attribute");
59     }
60 }
61
62 TrustEngine::~TrustEngine()
63 {
64     delete m_keyInfoResolver;
65 }