2 * Copyright 2001-2007 Internet2
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
18 * @file xmltooling/security/Credential.h
20 * Wraps keys and related functionality.
23 #if !defined(__xmltooling_cred_h__) && !defined(XMLTOOLING_NO_XMLSEC)
24 #define __xmltooling_cred_h__
26 #include <xmltooling/base.h>
28 #include <xsec/enc/XSECCryptoKey.hpp>
30 namespace xmlsignature {
31 class XMLTOOL_API KeyInfo;
34 namespace xmltooling {
37 * Wraps keys and related functionality.
39 * <p>Shared credential implementations should implement reference counting
40 * and honor any locking parameters to ensure appropriate synchronization.
42 class XMLTOOL_API Credential
44 MAKE_NONCOPYABLE(Credential);
49 virtual ~Credential() {}
56 * Returns a secret or private key to use for signing or decryption operations.
58 * @return a secret or private key
60 virtual XSECCryptoKey* getPrivateKey() const=0;
63 * Returns a secret or public key to use for verification or encryption operations.
65 * @return a secret or public key
67 virtual XSECCryptoKey* getPublicKey() const=0;
70 * Returns names representing the Credential, generally when the Credential itself merely
71 * points to a Credential rather than containing one.
73 * @param results array to populate with names
74 * @return the number of names returned
76 virtual std::vector<std::string>::size_type getKeyNames(std::vector<std::string>& results) const=0;
79 * Returns a ds:KeyInfo object representing the Credential for use in
80 * communicating with other entities.
82 * @param compact true iff the communication medium is such that only compact forms should be included
83 * @return reference to a KeyInfo object
85 virtual const xmlsignature::KeyInfo* getKeyInfo(bool compact=false) const=0;
88 * Compares the public key inside the Credential to a second public key.
90 * @param key the public key to compare
91 * @return true iff the keys are equal
93 virtual bool isEqual(XSECCryptoKey& key) const;
97 #endif /* __xmltooling_cred_h__ */