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Annotation of embedaddon/strongswan/src/libstrongswan/resolver/rr_set.c, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2012 Reto Guadagnini
                      3:  * HSR Hochschule fuer Technik Rapperswil
                      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: #include "rr_set.h"
                     17: 
                     18: #include <library.h>
                     19: #include <utils/debug.h>
                     20: 
                     21: typedef struct private_rr_set_t private_rr_set_t;
                     22: 
                     23: /**
                     24: * private data of the rr_set
                     25: */
                     26: struct private_rr_set_t {
                     27: 
                     28:        /**
                     29:         * public functions
                     30:         */
                     31:        rr_set_t public;
                     32: 
                     33:        /**
                     34:         * List of Resource Records which form the RRset
                     35:         */
                     36:        linked_list_t *rr_list;
                     37: 
                     38:        /**
                     39:         * List of the signatures (RRSIGs) of the Resource Records contained in
                     40:         * this set
                     41:         */
                     42:        linked_list_t *rrsig_list;
                     43: };
                     44: 
                     45: METHOD(rr_set_t, create_rr_enumerator, enumerator_t*,
                     46:        private_rr_set_t *this)
                     47: {
                     48:        return this->rr_list->create_enumerator(this->rr_list);
                     49: }
                     50: 
                     51: METHOD(rr_set_t, create_rrsig_enumerator, enumerator_t*,
                     52:        private_rr_set_t *this)
                     53: {
                     54:        if (this->rrsig_list)
                     55:        {
                     56:                return this->rrsig_list->create_enumerator(this->rrsig_list);
                     57:        }
                     58:        return NULL;
                     59: }
                     60: 
                     61: METHOD(rr_set_t, destroy, void,
                     62:        private_rr_set_t *this)
                     63: {
                     64:        this->rr_list->destroy_offset(this->rr_list,
                     65:                                                                  offsetof(rr_t, destroy));
                     66:        if (this->rrsig_list)
                     67:        {
                     68:                this->rrsig_list->destroy_offset(this->rrsig_list,
                     69:                                                                                 offsetof(rr_t, destroy));
                     70:        }
                     71:        free(this);
                     72: }
                     73: 
                     74: /*
                     75:  * see header
                     76:  */
                     77: rr_set_t *rr_set_create(linked_list_t *list_of_rr, linked_list_t *list_of_rrsig)
                     78: {
                     79:        private_rr_set_t *this;
                     80: 
                     81:        INIT(this,
                     82:                .public = {
                     83:                        .create_rr_enumerator = _create_rr_enumerator,
                     84:                        .create_rrsig_enumerator = _create_rrsig_enumerator,
                     85:                        .destroy = _destroy,
                     86:                },
                     87:        );
                     88: 
                     89:        if (list_of_rr == NULL)
                     90:        {
                     91:                DBG1(DBG_LIB, "could not create a rr_set without a list_of_rr");
                     92:                _destroy(this);
                     93:                return NULL;
                     94:        }
                     95:        this->rr_list = list_of_rr;
                     96:        this->rrsig_list = list_of_rrsig;
                     97: 
                     98:        return &this->public;
                     99: }
                    100: