saml/encryption/EncryptedKeyResolver.h

   1 /*\r
   2  *  Copyright 2001-2006 Internet2\r
   3  * \r
   4  * Licensed under the Apache License, Version 2.0 (the "License");\r
   5  * you may not use this file except in compliance with the License.\r
   6  * You may obtain a copy of the License at\r
   7  *\r
   8  *     http://www.apache.org/licenses/LICENSE-2.0\r
   9  *\r
  10  * Unless required by applicable law or agreed to in writing, software\r
  11  * distributed under the License is distributed on an "AS IS" BASIS,\r
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  13  * See the License for the specific language governing permissions and\r
  14  * limitations under the License.\r
  15  */\r
  16 \r
  17 /**\r
  18  * @file EncryptedKeyResolver.h\r
  19  * \r
  20  * SAML-specific encrypted key resolver \r
  21  */\r
  22 \r
  23 #ifndef __saml_enckeyres_h__\r
  24 #define __saml_enckeyres_h__\r
  25 \r
  26 #include <saml/base.h>\r
  27 #include <saml/saml2/core/Assertions.h>\r
  28 #include <xmltooling/encryption/EncryptedKeyResolver.h>\r
  29 \r
  30 namespace opensaml {\r
  31 \r
  32     /**\r
  33      * SAML-specific encrypted key resolver.\r
  34      * \r
  35      * SAML allows placement of keys alongside the encrypted data. This resolver\r
  36      * recognizes the implied placement.\r
  37      */\r
  38     class SAML_API EncryptedKeyResolver : public xmlencryption::EncryptedKeyResolver\r
  39     {\r
  40     public:\r
  41         EncryptedKeyResolver(const saml2::EncryptedElementType& ref, const XMLCh* recipient=NULL)\r
  42             : m_ref(ref), m_recipient(XMLString::replicate(recipient)) {\r
  43         }\r
  44         \r
  45         virtual ~EncryptedKeyResolver() {\r
  46             XMLString::release(&m_recipient);\r
  47         }\r
  48 \r
  49         xmlencryption::EncryptedKey* resolveKey(xmlencryption::EncryptedData* encryptedData);\r
  50         \r
  51         EncryptedKeyResolver* clone() const {\r
  52             return new EncryptedKeyResolver(m_ref, m_recipient);\r
  53         }\r
  54      \r
  55     protected:\r
  56         const saml2::EncryptedElementType& m_ref;\r
  57         XMLCh* m_recipient;\r
  58     };\r
  59 \r
  60 };\r
  61 \r
  62 #endif /* __saml_enckeyres_h__ */\r