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/*
* ndpi_utils.c
*
* Copyright (C) 2011-21 - ntop.org
*
* This file is part of nDPI, an open source deep packet inspection
* library based on the OpenDPI and PACE technology by ipoque GmbH
*
* nDPI 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.
*
* nDPI 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 nDPI. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <stdlib.h>
#include <errno.h>
#include <math.h>
#include <sys/types.h>
#define NDPI_CURRENT_PROTO NDPI_PROTOCOL_UNKNOWN
#include "ndpi_config.h"
#include "ndpi_api.h"
#include "ndpi_includes.h"
#include "ndpi_encryption.h"
#include "third_party/include/roaring.h"
#include "third_party/src/roaring.cc"
/* ******************************************* */
ndpi_bitmap* ndpi_bitmap_alloc() {
return((ndpi_bitmap*)roaring_bitmap_create());
}
/* ******************************************* */
void ndpi_bitmap_free(ndpi_bitmap* b) {
roaring_bitmap_free((const roaring_bitmap_t *)b);
}
/* ******************************************* */
u_int64_t ndpi_bitmap_cardinality(ndpi_bitmap* b) {
return(roaring_bitmap_get_cardinality((const roaring_bitmap_t *)b));
}
/* ******************************************* */
void ndpi_bitmap_set(ndpi_bitmap* b, u_int32_t value) {
roaring_bitmap_add((roaring_bitmap_t *)b, value);
}
/* ******************************************* */
void ndpi_bitmap_unset(ndpi_bitmap* b, u_int32_t value) {
roaring_bitmap_remove((roaring_bitmap_t *)b, value);
}
/* ******************************************* */
bool ndpi_bitmap_isset(ndpi_bitmap* b, u_int32_t value) {
return(roaring_bitmap_contains((const roaring_bitmap_t *)b, value));
}
/* ******************************************* */
void ndpi_bitmap_clear(ndpi_bitmap* b) {
roaring_bitmap_clear((roaring_bitmap_t *)b);
}
/* ******************************************* */
size_t ndpi_bitmap_serialize(ndpi_bitmap* b, char **buf) {
const roaring_bitmap_t *r = (const roaring_bitmap_t *)b;
size_t s = roaring_bitmap_size_in_bytes(r);
*buf = (char*)ndpi_malloc(s);
if((*buf) == NULL) return(0);
return(roaring_bitmap_serialize(r, *buf));
}
/* ******************************************* */
ndpi_bitmap* ndpi_bitmap_deserialize(char *buf) {
return((ndpi_bitmap*)roaring_bitmap_deserialize(buf));
}
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