[people/ms/network.git] / src / networkd / zone.c

/*#############################################################################
#                                                                             #
# IPFire.org - A linux based firewall                                         #
# Copyright (C) 2023 IPFire Network Development Team                          #
#                                                                             #
# This program is free software: you can redistribute it and/or modify        #
# it under the terms of the GNU General Public License as published by        #
# the Free Software Foundation, either version 3 of the License, or           #
# (at your option) any later version.                                         #
#                                                                             #
# This program 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 General Public License for more details.                                #
#                                                                             #
# You should have received a copy of the GNU General Public License           #
# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
#                                                                             #
#############################################################################*/

#include <stdlib.h>

#include "config.h"
#include "string.h"
#include "zone.h"

struct nw_zone {
	int nrefs;

	char name[NETWORK_ZONE_NAME_MAX_LENGTH];

	// Configuration
	struct nw_config *config;
};

static void nw_zone_free(struct nw_zone* zone) {
	if (zone->config)
		nw_config_unref(zone->config);

	free(zone);
}

int nw_zone_create(struct nw_zone** zone, const char* name) {
	int r;

	// Allocate a new object
	struct nw_zone* z = calloc(1, sizeof(*z));
	if (!z)
		return 1;

	// Initialize reference counter
	z->nrefs = 1;

	// Store the name
	r = nw_string_set(z->name, name);
	if (r)
		goto ERROR;

	*zone = z;
	return 0;

ERROR:
	nw_zone_free(z);
	return r;
}

struct nw_zone* nw_zone_ref(struct nw_zone* zone) {
	zone->nrefs++;

	return zone;
}

struct nw_zone* nw_zone_unref(struct nw_zone* zone) {
	if (--zone->nrefs > 0)
		return zone;

	nw_zone_free(zone);
	return NULL;
}

const char* nw_zone_name(struct nw_zone* zone) {
	return zone->name;
}
Commit	Line	Data
e4eebc6e MT	1	/*#############################################################################
	2	# #
	3	# IPFire.org - A linux based firewall #
	4	# Copyright (C) 2023 IPFire Network Development Team #
	5	# #
	6	# This program is free software: you can redistribute it and/or modify #
	7	# it under the terms of the GNU General Public License as published by #
	8	# the Free Software Foundation, either version 3 of the License, or #
	9	# (at your option) any later version. #
	10	# #
	11	# This program is distributed in the hope that it will be useful, #
	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of #
	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
	14	# GNU General Public License for more details. #
	15	# #
	16	# You should have received a copy of the GNU General Public License #
	17	# along with this program. If not, see <http://www.gnu.org/licenses/>. #
	18	# #
	19	#############################################################################*/
	20
	21	#include <stdlib.h>
	22
	23	#include "config.h"
	24	#include "string.h"
	25	#include "zone.h"
	26
	27	struct nw_zone {
	28	int nrefs;
	29
	30	char name[NETWORK_ZONE_NAME_MAX_LENGTH];
	31
	32	// Configuration
	33	struct nw_config *config;
	34	};
	35
	36	static void nw_zone_free(struct nw_zone* zone) {
	37	if (zone->config)
	38	nw_config_unref(zone->config);
	39
	40	free(zone);
	41	}
	42
	43	int nw_zone_create(struct nw_zone** zone, const char* name) {
	44	int r;
	45
	46	// Allocate a new object
	47	struct nw_zone* z = calloc(1, sizeof(*z));
	48	if (!z)
	49	return 1;
	50
	51	// Initialize reference counter
	52	z->nrefs = 1;
	53
	54	// Store the name
	55	r = nw_string_set(z->name, name);
	56	if (r)
	57	goto ERROR;
	58
	59	*zone = z;
	60	return 0;
	61
	62	ERROR:
	63	nw_zone_free(z);
	64	return r;
65	}
66
67	struct nw_zone* nw_zone_ref(struct nw_zone* zone) {
68	zone->nrefs++;
69
70	return zone;
71	}
72
73	struct nw_zone* nw_zone_unref(struct nw_zone* zone) {
74	if (--zone->nrefs > 0)
75	return zone;
76
77	nw_zone_free(zone);
78	return NULL;
79	}
80
81	const char* nw_zone_name(struct nw_zone* zone) {
82	return zone->name;
83	}