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