141 lines
2.8 KiB
C
141 lines
2.8 KiB
C
/*
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* Copyright (C) 2017 Andreas Steffen
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* HSR Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include "swima_inventory.h"
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#include "swima_record.h"
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#include <collections/linked_list.h>
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#include <utils/debug.h>
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typedef struct private_swima_inventory_t private_swima_inventory_t;
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/**
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* Private data of a swima_inventory_t object.
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*
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*/
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struct private_swima_inventory_t {
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/**
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* Public swima_inventory_t interface.
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*/
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swima_inventory_t public;
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/**
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* Earliest or last event ID of the inventory
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*/
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uint32_t eid;
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/**
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* Epoch of event IDs
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*/
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uint32_t epoch;
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/**
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* List of SW records
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*/
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linked_list_t *list;
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/**
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* Reference count
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*/
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refcount_t ref;
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};
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METHOD(swima_inventory_t, add, void,
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private_swima_inventory_t *this, swima_record_t *record)
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{
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this->list->insert_last(this->list, record);
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}
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METHOD(swima_inventory_t, get_count, int,
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private_swima_inventory_t *this)
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{
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return this->list->get_count(this->list);
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}
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METHOD(swima_inventory_t, set_eid, void,
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private_swima_inventory_t *this, uint32_t eid, uint32_t epoch)
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{
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this->eid = eid;
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this->epoch = epoch;
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}
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METHOD(swima_inventory_t, get_eid, uint32_t,
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private_swima_inventory_t *this, uint32_t *epoch)
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{
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if (epoch)
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{
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*epoch = this->epoch;
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}
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return this->eid;
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}
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METHOD(swima_inventory_t, create_enumerator, enumerator_t*,
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private_swima_inventory_t *this)
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{
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return this->list->create_enumerator(this->list);
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}
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METHOD(swima_inventory_t, get_ref, swima_inventory_t*,
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private_swima_inventory_t *this)
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{
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ref_get(&this->ref);
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return &this->public;
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}
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METHOD(swima_inventory_t, clear, void,
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private_swima_inventory_t *this)
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{
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this->list->destroy_offset(this->list, offsetof(swima_record_t, destroy));
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this->list = linked_list_create();
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}
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METHOD(swima_inventory_t, destroy, void,
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private_swima_inventory_t *this)
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{
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if (ref_put(&this->ref))
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{
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this->list->destroy_offset(this->list, offsetof(swima_record_t, destroy));
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free(this);
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}
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}
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/**
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* See header
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*/
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swima_inventory_t *swima_inventory_create(void)
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{
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private_swima_inventory_t *this;
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INIT(this,
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.public = {
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.add = _add,
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.get_count = _get_count,
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.set_eid = _set_eid,
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.get_eid = _get_eid,
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.create_enumerator = _create_enumerator,
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.get_ref = _get_ref,
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.clear = _clear,
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.destroy = _destroy,
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},
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.list = linked_list_create(),
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.ref = 1,
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);
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return &this->public;
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}
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