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Annotation of embedaddon/strongswan/src/libstrongswan/credentials/cert_validator.h, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2010 Martin Willi
                      3:  * Copyright (C) 2010 revosec AG
                      4:  *
                      5:  * This program is free software; you can redistribute it and/or modify it
                      6:  * under the terms of the GNU General Public License as published by the
                      7:  * Free Software Foundation; either version 2 of the License, or (at your
                      8:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
                      9:  *
                     10:  * This program is distributed in the hope that it will be useful, but
                     11:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     12:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
                     13:  * for more details.
                     14:  */
                     15: 
                     16: /**
                     17:  * @defgroup cert_validator cert_validator
                     18:  * @{ @ingroup credentials
                     19:  */
                     20: 
                     21: #ifndef CERT_VALIDATOR_H_
                     22: #define CERT_VALIDATOR_H_
                     23: 
                     24: typedef struct cert_validator_t cert_validator_t;
                     25: 
                     26: #include <library.h>
                     27: 
                     28: /**
                     29:  * Certificate validator interface.
                     30:  *
                     31:  * A certificate validator checks constraints or revocation in a certificate
                     32:  * or its issuing CA certificate. The interface allows plugins to do
                     33:  * revocation checking or similar tasks.
                     34:  */
                     35: struct cert_validator_t {
                     36: 
                     37:        /**
                     38:         * Check the lifetime of a certificate.
                     39:         *
                     40:         * If this function returns SUCCESS or FAILED, the certificate lifetime is
                     41:         * considered definitely (in-)valid, without asking other validators.
                     42:         * If all registered validators return NEED_MORE, the default
                     43:         * lifetime check is performed.
                     44:         *
                     45:         * @param cert                  certificate to check lifetime
                     46:         * @param pathlen               the current length of the path bottom-up
                     47:         * @param anchor                is certificate trusted root anchor?
                     48:         * @param auth                  container for resulting authentication info
                     49:         * @return                              SUCCESS, FAILED or NEED_MORE to ask next validator
                     50:         */
                     51:        status_t (*check_lifetime)(cert_validator_t *this, certificate_t *cert,
                     52:                                                           int pathlen, bool anchor, auth_cfg_t *auth);
                     53:        /**
                     54:         * Validate a subject certificate in relation to its issuer.
                     55:         *
                     56:         * If FALSE is returned, the validator should call_hook() on the
                     57:         * credential manager with an appropriate type and the certificate.
                     58:         *
                     59:         * @param subject               subject certificate to check
                     60:         * @param issuer                issuer of subject
                     61:         * @param online                whether to do online revocation checking
                     62:         * @param pathlen               the current length of the path bottom-up
                     63:         * @param anchor                is issuer trusted root anchor
                     64:         * @param auth                  container for resulting authentication info
                     65:         * @return                              TRUE if subject certificate valid
                     66:         */
                     67:        bool (*validate)(cert_validator_t *this, certificate_t *subject,
                     68:                                         certificate_t *issuer, bool online, u_int pathlen,
                     69:                                         bool anchor, auth_cfg_t *auth);
                     70: };
                     71: 
                     72: #endif /** CERT_VALIDATOR_H_ @}*/