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/**
* @file x509.h
*
* @brief Interface of x509_t.
*
*/
/*
* Copyright (C) 2006 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.
*/
#ifndef X509_H_
#define X509_H_
#include <types.h>
#include <definitions.h>
#include <crypto/rsa/rsa_public_key.h>
#include <utils/identification.h>
#include <utils/iterator.h>
#include <utils/logger.h>
typedef struct x509_t x509_t;
/**
* @brief X509 certificate.
*
* @b Constructors:
* - x509_create_from_chunk()
* - x509_create_from_file()
*
* @todo more code cleanup needed!
* @todo fix unimplemented functions...
* @todo handle memory management
*
* @ingroup transforms
*/
struct x509_t {
/**
* @brief Get the RSA public key from the certificate.
*
* @param this calling object
* @return public_key
*/
rsa_public_key_t *(*get_public_key) (x509_t *this);
/**
* @brief Get the certificate issuers ID.
*
* The resulting ID is always a identification_t
* of type ID_DER_ASN1_DN.
*
* @param this calling object
* @return issuers ID
*/
identification_t *(*get_issuer) (x509_t *this);
/**
* @brief Get the subjects ID.
*
* The resulting ID is always a identification_t
* of type ID_DER_ASN1_DN.
*
* @param this calling object
* @return subjects ID
*/
identification_t *(*get_subject) (x509_t *this);
/**
* @brief Check if a certificate is valid.
*
* This function uses the issuers public key to verify
* the validity of a certificate.
*
* @todo implement!
*/
bool (*verify) (x509_t *this, rsa_public_key_t *signer);
/**
* @brief Get the key identifier of the public key.
*
* @todo implement!
*/
chunk_t (*get_subject_key_identifier) (x509_t *this);
/**
* @brief Compare two certificates.
*
* Comparison is done via the certificates signature.
*
* @param this first cert for compare
* @param other second cert for compare
* @return TRUE if signature is equal
*/
bool (*equals) (x509_t *this, x509_t *that);
/**
* @brief Destroys the certificate.
*
* @param this certificate to destroy
*/
void (*destroy) (x509_t *this);
/**
* @brief Log x509 certificate info.
*
* @param this certificate to log
* @param logger logger to be used
* @param utc log dates either in UTC or local time
*/
void (*log_certificate) (x509_t *this, logger_t *logger, bool utc);
};
/**
* @brief Read a x509 certificate from a DER encoded blob.
*
* @param chunk chunk containing DER encoded data
* @return created x509_t certificate, or NULL if invalid.
*
* @ingroup transforms
*/
x509_t *x509_create_from_chunk(chunk_t chunk);
/**
* @brief Read a x509 certificate from a DER encoded file.
*
* @param filename file containing DER encoded data
* @return created x509_t certificate, or NULL if invalid.
*
* @ingroup transforms
*/
x509_t *x509_create_from_file(const char *filename);
#endif /* X509_H_ */
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