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Annotation of embedaddon/strongswan/src/libimcv/swima/swima_inventory.c, revision 1.1.1.1

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: }