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/*
* Copyright (C) 2007 Martin Willi
* Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* $Id: credential_set.h 3820 2008-04-17 11:22:37Z martin $
*/
/**
* @defgroup credential_set credential_set
* @{ @ingroup ccredentials
*/
#ifndef CREDENTIAL_SET_H_
#define CREDENTIAL_SET_H_
#include <credentials/keys/public_key.h>
#include <credentials/keys/shared_key.h>
#include <credentials/certificates/certificate.h>
typedef struct credential_set_t credential_set_t;
/**
* A set of credentials.
*
* Contains private keys, shared keys and different kinds of certificates.
* Enumerators are used because queries might return multiple matches.
* Filter parameters restrict enumeration over specific items only.
* See credential_manager_t for an overview of the credential framework.
*/
struct credential_set_t {
/**
* Create an enumerator over private keys (private_key_t).
*
* The id is either a key identifier of the requested key, or an identity
* of the key owner.
*
* @param type type of requested private key
* @param id key identifier/owner
* @return enumerator over private_key_t's.
*/
enumerator_t *(*create_private_enumerator)(credential_set_t *this,
key_type_t type, identification_t *id);
/**
* Create an enumerator over certificates (certificate_t).
*
* @param cert kind of certificate
* @param key kind of key in certificate
* @param id identity (subject) this certificate belongs to
* @param trusted whether the certificate must be trustworthy
* @return enumerator as described above
*/
enumerator_t *(*create_cert_enumerator)(credential_set_t *this,
certificate_type_t cert, key_type_t key,
identification_t *id, bool trusted);
/**
* Create an enumerator over shared keys (shared_key_t).
*
* The enumerator enumerates over:
* shared_key_t*, id_match_t me, id_match_t other
* But must accept NULL values for the id_matches.
*
* @param type kind of requested shared key
* @param me own identity
* @param other other identity who owns that secret
* @return enumerator as described above
*/
enumerator_t *(*create_shared_enumerator)(credential_set_t *this,
shared_key_type_t type,
identification_t *me, identification_t *other);
/**
* Create an enumerator over certificate distribution points.
*
* @param type type of the certificate to get a CDP
* @param id identification of the distributed certificate
* @return an enumerator over CDPs as char*
*/
enumerator_t *(*create_cdp_enumerator)(credential_set_t *this,
certificate_type_t type, identification_t *id);
/**
* Cache a certificate in the credential set.
*
* The caching policy is implementation dependent, the sets may cache the
* certificate in-memory, persistent on disk or not at all.
*
* @param cert certificate to cache
*/
void (*cache_cert)(credential_set_t *this, certificate_t *cert);
};
#endif /* CREDENTIAL_SET_H_ @} */
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