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Annotation of embedaddon/strongswan/src/libimcv/swima/swima_inventory.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (C) 2017 Andreas Steffen
        !             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 "swima_inventory.h"
        !            17: #include "swima_record.h"
        !            18: 
        !            19: #include <collections/linked_list.h>
        !            20: #include <utils/debug.h>
        !            21: 
        !            22: typedef struct private_swima_inventory_t private_swima_inventory_t;
        !            23: 
        !            24: /**
        !            25:  * Private data of a swima_inventory_t object.
        !            26:  *
        !            27:  */
        !            28: struct private_swima_inventory_t {
        !            29: 
        !            30:        /**
        !            31:         * Public swima_inventory_t interface.
        !            32:         */
        !            33:        swima_inventory_t public;
        !            34: 
        !            35:        /**
        !            36:         * Earliest or last event ID of the inventory
        !            37:         */
        !            38:        uint32_t eid;
        !            39: 
        !            40:        /**
        !            41:         * Epoch of event IDs
        !            42:         */
        !            43:        uint32_t epoch;
        !            44: 
        !            45:        /**
        !            46:         * List of SW records
        !            47:         */
        !            48:        linked_list_t *list;
        !            49: 
        !            50: 
        !            51:        /**
        !            52:         * Reference count
        !            53:         */
        !            54:        refcount_t ref;
        !            55: 
        !            56: };
        !            57: 
        !            58: METHOD(swima_inventory_t, add, void,
        !            59:        private_swima_inventory_t *this, swima_record_t *record)
        !            60: {
        !            61:        this->list->insert_last(this->list, record);
        !            62: }
        !            63: 
        !            64: METHOD(swima_inventory_t, get_count, int,
        !            65:        private_swima_inventory_t *this)
        !            66: {
        !            67:        return this->list->get_count(this->list);
        !            68: }
        !            69: 
        !            70: METHOD(swima_inventory_t, set_eid, void,
        !            71:        private_swima_inventory_t *this, uint32_t eid, uint32_t epoch)
        !            72: {
        !            73:        this->eid = eid;
        !            74:        this->epoch = epoch;
        !            75: }
        !            76: 
        !            77: METHOD(swima_inventory_t, get_eid, uint32_t,
        !            78:        private_swima_inventory_t *this, uint32_t *epoch)
        !            79: {
        !            80:        if (epoch)
        !            81:        {
        !            82:                *epoch = this->epoch;
        !            83:        }
        !            84:        return this->eid;
        !            85: }
        !            86: 
        !            87: METHOD(swima_inventory_t, create_enumerator, enumerator_t*,
        !            88:        private_swima_inventory_t *this)
        !            89: {
        !            90:        return this->list->create_enumerator(this->list);
        !            91: }
        !            92: 
        !            93: METHOD(swima_inventory_t, get_ref, swima_inventory_t*,
        !            94:        private_swima_inventory_t *this)
        !            95: {
        !            96:        ref_get(&this->ref);
        !            97:        return &this->public;
        !            98: }
        !            99: 
        !           100: METHOD(swima_inventory_t, clear, void,
        !           101:        private_swima_inventory_t *this)
        !           102: {
        !           103:                this->list->destroy_offset(this->list, offsetof(swima_record_t, destroy));
        !           104:                this->list = linked_list_create();
        !           105: }
        !           106: 
        !           107: METHOD(swima_inventory_t, destroy, void,
        !           108:        private_swima_inventory_t *this)
        !           109: {
        !           110:        if (ref_put(&this->ref))
        !           111:        {
        !           112:                this->list->destroy_offset(this->list, offsetof(swima_record_t, destroy));
        !           113:                free(this);
        !           114:        }
        !           115: }
        !           116: 
        !           117: /**
        !           118:  * See header
        !           119:  */
        !           120: swima_inventory_t *swima_inventory_create(void)
        !           121: {
        !           122:        private_swima_inventory_t *this;
        !           123: 
        !           124:        INIT(this,
        !           125:                .public = {
        !           126:                        .add = _add,
        !           127:                        .get_count = _get_count,
        !           128:                        .set_eid = _set_eid,
        !           129:                        .get_eid = _get_eid,
        !           130:                        .create_enumerator = _create_enumerator,
        !           131:                        .get_ref = _get_ref,
        !           132:                        .clear = _clear,
        !           133:                        .destroy = _destroy,
        !           134:                },
        !           135:                .list = linked_list_create(),
        !           136:                .ref = 1,
        !           137:        );
        !           138: 
        !           139:        return &this->public;
        !           140: }