/home/adwe/code/actf/filter.h

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/*
 * This file is a part of ACTF.
 *
 * Copyright (C) 2024  Adam Wendelin <adwe live se>
 *
 * ACTF is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * ACTF is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
 * Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with ACTF. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#ifndef ACTF_FILTER_H
#define ACTF_FILTER_H
 
#include <stdbool.h>
#include <stdint.h>
 
#include "decoder.h"
#include "event_generator.h"

typedef struct actf_filter actf_filter;

struct actf_filter_time_range {
    int64_t begin;
    bool begin_has_date;
    int64_t end;
    bool end_has_date;
};

#define ACTF_FILTER_TIME_RANGE_ALL (struct actf_filter_time_range)  \
    {.begin = INT64_MIN, .begin_has_date = true, .end = INT64_MAX, .end_has_date = true};

actf_filter *actf_filter_init(struct actf_event_generator gen, struct actf_filter_time_range range);

int actf_filter_filter(actf_filter *f, actf_event ***evs, size_t *evs_len);

int actf_filter_seek_ns_from_origin(actf_filter *f, int64_t tstamp);

const char *actf_filter_last_error(actf_filter *f);

void actf_filter_free(actf_filter *f);

struct actf_event_generator actf_filter_to_generator(actf_filter *f);
 
#endif /* ACTF_FILTER_H */